class TestProperties(unittest.TestCase): def setUp(self): self.props = Properties() def testDictBehavior(self): self.props.setProperty("do-tests", 1, "scheduler") self.props.setProperty("do-install", 2, "scheduler") self.assert_(self.props.has_key('do-tests')) self.failUnlessEqual(self.props['do-tests'], 1) self.failUnlessEqual(self.props['do-install'], 2) self.assertRaises(KeyError, lambda : self.props['do-nothing']) self.failUnlessEqual(self.props.getProperty('do-install'), 2) def testUpdate(self): self.props.setProperty("x", 24, "old") newprops = { 'a' : 1, 'b' : 2 } self.props.update(newprops, "new") self.failUnlessEqual(self.props.getProperty('x'), 24) self.failUnlessEqual(self.props.getPropertySource('x'), 'old') self.failUnlessEqual(self.props.getProperty('a'), 1) self.failUnlessEqual(self.props.getPropertySource('a'), 'new') def testUpdateFromProperties(self): self.props.setProperty("x", 24, "old") newprops = Properties() newprops.setProperty('a', 1, "new") newprops.setProperty('b', 2, "new") self.props.updateFromProperties(newprops) self.failUnlessEqual(self.props.getProperty('x'), 24) self.failUnlessEqual(self.props.getPropertySource('x'), 'old') self.failUnlessEqual(self.props.getProperty('a'), 1) self.failUnlessEqual(self.props.getPropertySource('a'), 'new')
def perspective_requestBuild(self, buildername, reason, branch, revision, properties={}): c = interfaces.IControl(self.master) bc = c.getBuilder(buildername) ss = SourceStamp(branch, revision) bpr = Properties() bpr.update(properties, "remote requestBuild") return bc.submitBuildRequest(ss, reason, bpr)
def perspective_try(self, branch, revision, patch, repository, project, builderNames, properties={}, ): log.msg("user %s requesting build on builders %s" % (self.username, builderNames)) # build the intersection of the request and our configured list builderNames = self.parent.filterBuilderList(builderNames) if not builderNames: return ss = SourceStamp(branch, revision, patch, repository=repository, project=project) reason = "'try' job from user %s" % self.username # roll the specified props in with our inherited props combined_props = Properties() combined_props.updateFromProperties(self.parent.properties) combined_props.update(properties, "try build") status = self.parent.parent.parent.status db = self.parent.parent.db d = db.runInteraction(self._try, ss, builderNames, reason, combined_props, db) def _done(bsid): # return a remotely-usable BuildSetStatus object bss = BuildSetStatus(bsid, status, db) from buildbot.status.client import makeRemote r = makeRemote(bss) #self.parent.parent.loop_done() # so it will notify builder loop return r d.addCallback(_done) return d
def getSchedulersAndProperties(self): sch = self.schedulerNames[0] triggered_schedulers = [] for env in self.config.matrix: props_to_set = Properties() props_to_set.setProperty("TRAVIS_PULL_REQUEST", self.getProperty("TRAVIS_PULL_REQUEST"), "inherit") flat_env = {} for k, v in env.items(): if k == "env": props_to_set.update(v, ".travis.yml") flat_env.update(v) else: props_to_set.setProperty(k, v, ".travis.yml") flat_env[k] = v props_to_set.setProperty( "reason", u" | ".join( sorted(str(k) + '=' + str(v) for k, v in flat_env.items())), "spawner") triggered_schedulers.append((sch, props_to_set)) return triggered_schedulers
def perspective_try(self, branch, revision, patch, builderNames, properties={}): log.msg("user %s requesting build on builders %s" % (self.username, builderNames)) for b in builderNames: if not b in self.parent.builderNames: log.msg("%s got job with builder %s" % (self, b)) log.msg(" but that wasn't in our list: %s" % (self.parent.builderNames,)) return ss = SourceStamp(branch, revision, patch) reason = "'try' job from user %s" % self.username # roll the specified props in with our inherited props combined_props = Properties() combined_props.updateFromProperties(self.parent.properties) combined_props.update(properties, "try build") bs = buildset.BuildSet(builderNames, ss, reason=reason, properties=combined_props) self.parent.submitBuildSet(bs) # return a remotely-usable BuildSetStatus object from buildbot.status.client import makeRemote return makeRemote(bs.status)
class Try_Userpass(TryBase): compare_attrs = ( 'name', 'builderNames', 'port', 'userpass', 'properties' ) def __init__(self, name, builderNames, port, userpass, properties={}): base.BaseScheduler.__init__(self, name, builderNames, properties) self.port = port self.userpass = userpass self.properties = Properties() self.properties.update(properties, 'Scheduler') def startService(self): TryBase.startService(self) master = self.parent.parent # register each user/passwd with the pbmanager def factory(mind, username): return Try_Userpass_Perspective(self, username) self.registrations = [] for user, passwd in self.userpass: self.registrations.append( master.pbmanager.register(self.port, user, passwd, factory)) def stopService(self): d = defer.maybeDeferred(TryBase.stopService, self) def unreg(_): return defer.gatherResults( [ reg.unregister() for reg in self.registrations ]) d.addCallback(unreg)
class BaseScheduler(service.MultiService, util.ComparableMixin): """ A Schduler creates BuildSets and submits them to the BuildMaster. @ivar name: name of the scheduler @ivar properties: additional properties specified in this scheduler's configuration @type properties: Properties object """ implements(interfaces.IScheduler) def __init__(self, name, properties={}): """ @param name: name for this scheduler @param properties: properties to be propagated from this scheduler @type properties: dict """ service.MultiService.__init__(self) self.name = name self.properties = Properties() self.properties.update(properties, "Scheduler") self.properties.setProperty("scheduler", name, "Scheduler") def __repr__(self): # TODO: why can't id() return a positive number? %d is ugly. return "<Scheduler '%s' at %d>" % (self.name, id(self)) def submitBuildSet(self, bs): self.parent.submitBuildSet(bs) def addChange(self, change): pass
def perspective_try(self, branch, revision, patch, repository, project, builderNames, properties={}, ): db = self.scheduler.master.db log.msg("user %s requesting build on builders %s" % (self.username, builderNames)) # build the intersection of the request and our configured list builderNames = self.scheduler.filterBuilderList(builderNames) if not builderNames: return wfd = defer.waitForDeferred( db.sourcestamps.createSourceStamp(branch=branch, revision=revision, repository=repository, project=project, patch_level=patch[0], patch_body=patch[1], patch_subdir='')) # note: no way to specify patch subdir - #1769 yield wfd ssid = wfd.getResult() reason = "'try' job from user %s" % self.username requested_props = Properties() requested_props.update(properties, "try build") wfd = defer.waitForDeferred( self.scheduler.addBuildsetForSourceStamp(ssid=ssid, reason=reason, properties=requested_props, builderNames=builderNames)) yield wfd bsid = wfd.getResult() # return a remotely-usable BuildSetStatus object bss = BuildSetStatus(bsid, self.scheduler.master.status, db) from buildbot.status.client import makeRemote r = makeRemote(bss) yield r # return value
def TryJobBaseGetProps(self, builder, options): """ Override of try_job_base.TryJobBase.get_props: http://src.chromium.org/viewvc/chrome/trunk/tools/build/scripts/master/try_job_base.py?view=markup We modify it to add "baseurl". """ keys = ( ############################### Added by borenet ############################### 'baseurl', ################################################################################ 'clobber', 'issue', 'patchset', 'requester', 'rietveld', 'root', 'try_job_key', ) # All these settings have no meaning when False or not set, so don't set # them in that case. properties = dict((i, options[i]) for i in keys if options.get(i)) properties['testfilter'] = options['bot'].get(builder, None) # pylint: disable=W0212 props = Properties() props.updateFromProperties(self.properties) props.update(properties, self._PROPERTY_SOURCE) return props
def perspective_try(self, branch, revision, patch, repository, project, builderNames, who="", comment="", properties=None): log.msg("user %s requesting build on builders %s" % (self.username, builderNames)) if properties is None: properties = {} # build the intersection of the request and our configured list builderNames = self.scheduler.filterBuilderList(builderNames) if not builderNames: return reason = u"'try' job" if who: reason += u" by user %s" % ascii2unicode(who) if comment: reason += u" (%s)" % ascii2unicode(comment) sourcestamp = dict( branch=branch, revision=revision, repository=repository, project=project, patch_level=patch[0], patch_body=patch[1], patch_subdir='', patch_author=who or '', patch_comment=comment or '', codebase='', ) # note: no way to specify patch subdir - #1769 requested_props = Properties() requested_props.update(properties, "try build") (bsid, brids) = yield self.scheduler.addBuildsetForSourceStamps( sourcestamps=[sourcestamp], reason=reason, properties=requested_props, builderNames=builderNames) # return a remotely-usable BuildSetStatus object bss = RemoteBuildSetStatus(self.scheduler.master, bsid, brids) defer.returnValue(bss)
def MockBuild(my_builder, buildsetup, mastername, slavename, basepath=None, build_properties=None, slavedir=None): """Given a builder object and configuration, mock a Buildbot setup around it. This sets up a mock BuildMaster, BuildSlave, Build, BuildStatus, and all other superstructure required for BuildSteps inside the provided builder to render properly. These BuildSteps are returned to the user in an array. It additionally returns the build object (in order to get its properties if desired). buildsetup is passed straight into the FakeSource's init method and contains sourcestamp information (revision, branch, etc). basepath is the directory of the build (what goes under build/slave/, for example 'Chromium_Linux_Builder'. It is nominally inferred from the builder name, but it can be overridden. This is useful when pointing the buildrunner at a different builder than what it's running under. build_properties will update and override build_properties after all builder-derived defaults have been set. """ my_factory = my_builder['factory'] steplist = ListSteps(my_factory) build = base.Build([FakeRequest(buildsetup)]) safename = buildbot.util.safeTranslate(my_builder['name']) if not basepath: basepath = safename if not slavedir: slavedir = os.path.join(SCRIPT_DIR, '..', '..', 'slave') basedir = os.path.join(slavedir, basepath) build.basedir = basedir builderstatus = builder.BuilderStatus('test') builderstatus.nextBuildNumber = 2 builderstatus.basedir = basedir my_builder['builddir'] = safename my_builder['slavebuilddir'] = safename mybuilder = real_builder.Builder(my_builder, builderstatus) build.setBuilder(mybuilder) build_status = build_module.BuildStatus(builderstatus, 1) build_status.setProperty('blamelist', [], 'Build') build_status.setProperty('mastername', mastername, 'Build') build_status.setProperty('slavename', slavename, 'Build') build_status.setProperty('gtest_filter', [], 'Build') # if build_properties are passed in, overwrite the defaults above: buildprops = Properties() if build_properties: buildprops.update(build_properties, 'Botmaster') mybuilder.setBotmaster(FakeBotmaster(mastername, buildprops)) buildslave = FakeSlave(safename, slavename) build.build_status = build_status build.setupSlaveBuilder(buildslave) build.setupProperties() process_steps(steplist, build, buildslave, build_status, basedir) return steplist, build
def createTriggerProperties(self): # make a new properties object from a dict rendered by the old # properties object trigger_properties = Properties() trigger_properties.update(self.set_properties, "Trigger") for prop in trigger_properties.asDict(): if prop not in self.set_properties: self.set_properties[prop] = Property(prop) return trigger_properties
def perspective_try(self, branch, revision, patch, repository, taskId, project, builderNames, who="", comment="", properties={}): db = self.scheduler.master.db log.msg("user %s requesting build on builders %s" % (self.username, builderNames)) # build the intersection of the request and our configured list builderNames = self.scheduler.filterBuilderList(builderNames) if not builderNames: log.msg("incoming Try job from user %s did not specify a valid job id" % self.username) return # Mx specific if self.scheduler.auto: if not taskId: log.msg("incoming Try auto job from user %s did not specify a task id" % self.username) return issue = self.jiraClient.getIssue(taskId) if not issue: log.msg("incoming Try auto job from user %s did not specify a valid task id" % self.username) return properties["tpks"]=issue["tpks"] properties["taskId"]=taskId log.msg("incoming Try auto job from user %s properties %s" % (self.username, properties["tpks"]) ) reason = "'try' job" if who: reason += " by user %s" % who if comment: reason += " (%s)" % comment sourcestampsetid = yield db.sourcestampsets.addSourceStampSet() yield db.sourcestamps.addSourceStamp( branch=branch, revision=revision, repository=repository, project=project, patch_level=patch[0], patch_body=patch[1], patch_subdir='', patch_author=who or '', patch_comment=comment or '', sourcestampsetid=sourcestampsetid) # note: no way to specify patch subdir - #1769 requested_props = Properties() requested_props.update(properties, "try build") (bsid, brids) = yield self.scheduler.addBuildsetForSourceStamp( setid=sourcestampsetid, reason=reason, properties=requested_props, builderNames=builderNames) # return a remotely-usable BuildSetStatus object bsdict = yield db.buildsets.getBuildset(bsid) bss = BuildSetStatus(bsdict, self.scheduler.master.status) from buildbot.status.client import makeRemote defer.returnValue(makeRemote(bss))
def create_buildset(setid): reason = "'try' job" if parsed_job['who']: reason += " by user %s" % parsed_job['who'] properties = parsed_job['properties'] requested_props = Properties() requested_props.update(properties, "try build") return self.addBuildsetForSourceStamp( ssid=None, setid=setid, reason=reason, external_idstring=parsed_job['jobid'], builderNames=builderNames, properties=requested_props)
def _createBuildset(self, ssid, job): properties = Properties() properties.update(job, 'Job JSON') builderNames = self.filterBuilderList([job.get('buildername', None)]) if not builderNames: log.msg("Job did not specify any allowed builder names") return defer.succeed(None) return self.addBuildsetForSourceStamp( ssid, builderNames=builderNames, reason=job.get('reason', 'Job from JsonScheduler'), properties=properties)
def handleJobFile(self, filename, f): try: parsed_job = self.parseJob(f) builderNames = parsed_job['builderNames'] except BadJobfile: log.msg("%s reports a bad jobfile in %s" % (self, filename)) log.err() defer.returnValue(None) return # Validate/fixup the builder names. builderNames = self.filterBuilderList(builderNames) if not builderNames: log.msg( "incoming Try job did not specify any allowed builder names") defer.returnValue(None) return who = "" if parsed_job['who']: who = parsed_job['who'] comment = "" if parsed_job['comment']: comment = parsed_job['comment'] setid = yield self.master.db.sourcestampsets.addSourceStampSet() yield self.master.db.sourcestamps.addSourceStamp( sourcestampsetid=setid, branch=parsed_job['branch'], revision=parsed_job['baserev'], patch_body=parsed_job['patch_body'], patch_level=parsed_job['patch_level'], patch_author=who, patch_comment=comment, patch_subdir='', # TODO: can't set this remotely - #1769 project=parsed_job['project'], repository=parsed_job['repository']) reason = "'try' job" if parsed_job['who']: reason += " by user %s" % parsed_job['who'] properties = parsed_job['properties'] requested_props = Properties() requested_props.update(properties, "try build") bsid, brids = yield self.addBuildsetForSourceStamp( ssid=None, setid=setid, reason=reason, external_idstring=parsed_job['jobid'], builderNames=builderNames, properties=requested_props) defer.returnValue((bsid, brids))
def createTriggerProperties(self): properties = self.build.getProperties() # make a new properties object from a dict rendered by the old # properties object trigger_properties = Properties() trigger_properties.update(self.set_properties, "Trigger") for p in self.copy_properties: if p not in properties: continue trigger_properties.setProperty(p, properties[p], "%s (in triggering build)" % properties.getPropertySource(p)) return trigger_properties
def perspective_try(self, branch, revision, patch, repository, project, builderNames, who="", comment="", properties={} ): db = self.scheduler.master.db log.msg("user %s requesting build on builders %s" % (self.username, builderNames)) # build the intersection of the request and our configured list builderNames = self.scheduler.filterBuilderList(builderNames) if not builderNames: return reason = "'try' job" if who: reason += " by user %s" % who if comment: reason += " (%s)" % comment wfd = defer.waitForDeferred(db.sourcestampsets.addSourceStampSet()) yield wfd sourcestampsetid = wfd.getResult() wfd = defer.waitForDeferred( db.sourcestamps.addSourceStamp(branch=branch, revision=revision, repository=repository, project=project, patch_level=patch[0], patch_body=patch[1], patch_subdir='', patch_author=who or '', patch_comment=comment or '', sourcestampsetid = sourcestampsetid)) # note: no way to specify patch subdir - #1769 yield wfd wfd.getResult() requested_props = Properties() requested_props.update(properties, "try build") wfd = defer.waitForDeferred( self.scheduler.addBuildsetForSourceStamp(setid=sourcestampsetid, reason=reason, properties=requested_props, builderNames=builderNames)) yield wfd (bsid,brids) = wfd.getResult() # return a remotely-usable BuildSetStatus object wfd = defer.waitForDeferred( db.buildsets.getBuildset(bsid)) yield wfd bsdict = wfd.getResult() bss = BuildSetStatus(bsdict, self.scheduler.master.status) from buildbot.status.client import makeRemote r = makeRemote(bss) yield r # return value
def handleJobFile(self, filename, f): try: parsed_job = self.parseJob(f) builderNames = parsed_job["builderNames"] except BadJobfile: log.msg("%s reports a bad jobfile in %s" % (self, filename)) log.err() return defer.succeed(None) # Validate/fixup the builder names. builderNames = self.filterBuilderList(builderNames) if not builderNames: log.msg("incoming Try job did not specify any allowed builder names") return defer.succeed(None) who = "" if parsed_job["who"]: who = parsed_job["who"] comment = "" if parsed_job["comment"]: comment = parsed_job["comment"] sourcestamp = dict( branch=parsed_job["branch"], codebase="", revision=parsed_job["baserev"], patch_body=parsed_job["patch_body"], patch_level=parsed_job["patch_level"], patch_author=who, patch_comment=comment, patch_subdir="", # TODO: can't set this remotely - #1769 project=parsed_job["project"], repository=parsed_job["repository"], ) reason = u"'try' job" if parsed_job["who"]: reason += u" by user %s" % ascii2unicode(parsed_job["who"]) properties = parsed_job["properties"] requested_props = Properties() requested_props.update(properties, "try build") return self.addBuildsetForSourceStamps( sourcestamps=[sourcestamp], reason=reason, external_idstring=ascii2unicode(parsed_job["jobid"]), builderNames=builderNames, properties=requested_props, )
def submitJob(self, change, job): props = Properties() if change.properties: props.updateFromProperties(change.properties) if job.build_properties: props.update(job.build_properties, 'Gerrit') bsid = yield self.addBuildsetForChanges( reason='tryjob', changeids=[change.number], builderNames=job.builder_names, properties=props) log.msg('Successfully submitted a Gerrit try job for %s: %s.' % (change.who, job)) defer.returnValue(bsid)
def handleJobFile(self, filename, f): try: parsed_job = self.parseJob(f) builderNames = parsed_job['builderNames'] except BadJobfile: log.msg("%s reports a bad jobfile in %s" % (self, filename)) log.err() return defer.succeed(None) # Validate/fixup the builder names. builderNames = self.filterBuilderList(builderNames) if not builderNames: log.msg( "incoming Try job did not specify any allowed builder names") return defer.succeed(None) who = "" if parsed_job['who']: who = parsed_job['who'] comment = "" if parsed_job['comment']: comment = parsed_job['comment'] sourcestamp = dict( branch=parsed_job['branch'], codebase='', revision=parsed_job['baserev'], patch_body=parsed_job['patch_body'], patch_level=parsed_job['patch_level'], patch_author=who, patch_comment=comment, patch_subdir='', # TODO: can't set this remotely - #1769 project=parsed_job['project'], repository=parsed_job['repository']) reason = u"'try' job" if parsed_job['who']: reason += u" by user %s" % ascii2unicode(parsed_job['who']) properties = parsed_job['properties'] requested_props = Properties() requested_props.update(properties, "try build") return self.addBuildsetForSourceStamps(sourcestamps=[sourcestamp], reason=reason, external_idstring=ascii2unicode( parsed_job['jobid']), builderNames=builderNames, properties=requested_props)
def handleJobFile(self, filename, f): try: parsed_job = self.parseJob(f) builderNames = parsed_job['builderNames'] except BadJobfile: log.msg("%s reports a bad jobfile in %s" % (self, filename)) log.err() return defer.succeed(None) # Validate/fixup the builder names. builderNames = self.filterBuilderList(builderNames) if not builderNames: log.msg( "incoming Try job did not specify any allowed builder names") return defer.succeed(None) who = "" if parsed_job['who']: who = parsed_job['who'] comment = "" if parsed_job['comment']: comment = parsed_job['comment'] sourcestamp = dict(branch=parsed_job['branch'], codebase='', revision=parsed_job['baserev'], patch_body=parsed_job['patch_body'], patch_level=parsed_job['patch_level'], patch_author=who, patch_comment=comment, # TODO: can't set this remotely - #1769 patch_subdir='', project=parsed_job['project'], repository=parsed_job['repository']) reason = "'try' job" if parsed_job['who']: reason += " by user {}".format(bytes2unicode(parsed_job['who'])) properties = parsed_job['properties'] requested_props = Properties() requested_props.update(properties, "try build") return self.addBuildsetForSourceStamps( sourcestamps=[sourcestamp], reason=reason, external_idstring=bytes2unicode(parsed_job['jobid']), builderNames=builderNames, properties=requested_props)
def getSchedulersAndProperties(self): sch = self.schedulerNames[0] triggered_schedulers = [] for env in self.config.matrix: props_to_set = Properties() props_to_set.setProperty("TRAVIS_PULL_REQUEST", self.getProperty("TRAVIS_PULL_REQUEST"), "inherit") for k, v in env.items(): if k == "env": props_to_set.update(v, ".travis.yml") else: props_to_set.setProperty(k, v, ".travis.yml") triggered_schedulers.append((sch, props_to_set)) return triggered_schedulers
def perspective_try( self, branch, revision, patch, repository, project, builderNames, properties={}, ): log.msg("user %s requesting build on builders %s" % (self.username, builderNames)) # build the intersection of the request and our configured list builderNames = self.parent.filterBuilderList(builderNames) if not builderNames: return ss = SourceStamp(branch, revision, patch, repository=repository, project=project) reason = "'try' job from user %s" % self.username # roll the specified props in with our inherited props combined_props = Properties() combined_props.updateFromProperties(self.parent.properties) combined_props.update(properties, "try build") status = self.parent.parent.parent.status db = self.parent.parent.db d = db.runInteraction(self._try, ss, builderNames, reason, combined_props, db) def _done(bsid): # return a remotely-usable BuildSetStatus object bss = BuildSetStatus(bsid, status, db) from buildbot.status.client import makeRemote r = makeRemote(bss) #self.parent.parent.loop_done() # so it will notify builder loop return r d.addCallback(_done) return d
def perspective_try(self, branch, revision, patch, repository, project, builderNames, who="", comment="", properties=None): log.msg("user {} requesting build on builders {}".format(self.username, builderNames)) if properties is None: properties = {} # build the intersection of the request and our configured list builderNames = self.scheduler.filterBuilderList(builderNames) if not builderNames: return None branch = bytes2unicode(branch) revision = bytes2unicode(revision) patch = patch[0], bytes2unicode(patch[1]) repository = bytes2unicode(repository) project = bytes2unicode(project) who = bytes2unicode(who) comment = bytes2unicode(comment) reason = "'try' job" if who: reason += " by user {}".format(bytes2unicode(who)) if comment: reason += " ({})".format(bytes2unicode(comment)) sourcestamp = dict( branch=branch, revision=revision, repository=repository, project=project, patch_level=patch[0], patch_body=patch[1], patch_subdir='', patch_author=who or '', patch_comment=comment or '', codebase='', ) # note: no way to specify patch subdir - #1769 requested_props = Properties() requested_props.update(properties, "try build") (bsid, brids) = yield self.scheduler.addBuildsetForSourceStamps( sourcestamps=[sourcestamp], reason=reason, properties=requested_props, builderNames=builderNames) # return a remotely-usable BuildSetStatus object bss = RemoteBuildSetStatus(self.scheduler.master, bsid, brids) return bss
def perspective_try(self, branch, revision, patch, repository, project, builderNames, who="", comment="", properties={}): db = self.scheduler.master.db log.msg("user %s requesting build on builders %s" % (self.username, builderNames)) # build the intersection of the request and our configured list builderNames = self.scheduler.filterBuilderList(builderNames) if not builderNames: return reason = "'try' job" if who: reason += " by user %s" % who if comment: reason += " (%s)" % comment sourcestampsetid = yield db.sourcestampsets.addSourceStampSet() yield db.sourcestamps.addSourceStamp( branch=branch, revision=revision, repository=repository, project=project, patch_level=patch[0], patch_body=patch[1], patch_subdir='', patch_author=who or '', patch_comment=comment or '', sourcestampsetid=sourcestampsetid) # note: no way to specify patch subdir - #1769 requested_props = Properties() requested_props.update(properties, "try build") (bsid, brids) = yield self.scheduler.addBuildsetForSourceStamp( setid=sourcestampsetid, reason=reason, properties=requested_props, builderNames=builderNames) # return a remotely-usable BuildSetStatus object bsdict = yield db.buildsets.getBuildset(bsid) bss = BuildSetStatus(bsdict, self.scheduler.master.status) from buildbot.status.client import makeRemote defer.returnValue(makeRemote(bss))
def get_props(self, builder, options): """Current job extra properties that are not related to the source stamp. Initialize with the Scheduler's base properties. """ keys = ( 'clobber', 'issue', 'patchset', 'requester', 'rietveld', 'root', 'try_job_key', ) # All these settings have no meaning when False or not set, so don't set # them in that case. properties = dict((i, options[i]) for i in keys if options.get(i)) properties['testfilter'] = options['bot'].get(builder, None) props = Properties() props.updateFromProperties(self.properties) props.update(properties, self._PROPERTY_SOURCE) return props
def get_props(self, builder, options): """Current job extra properties that are not related to the source stamp. Initialize with the Scheduler's base properties. """ always_included_keys = ( 'orig_revision', ) optional_keys = ( 'clobber', 'issue', 'patch_ref', 'patch_repo_url', 'patch_storage', 'patch_url', 'patch_project', 'patchset', 'requester', 'rietveld', 'root', 'try_job_key', ) # All these settings have no meaning when False or not set, so don't set # them in that case. properties = dict((i, options[i]) for i in optional_keys if options.get(i)) # These settings are meaningful even if the value evaluates to False # or None. Note that when options don't contain given key, it will # be set to None. properties.update(dict((i, options.get(i)) for i in always_included_keys)) # Specially evaluated properties, e.g. ones where key name is different # between properties and options. properties['testfilter'] = options['bot'].get(builder, None) props = Properties() props.updateFromProperties(self.properties) props.update(properties, self._PROPERTY_SOURCE) return props
def get_props(self, builder, options): """Current job extra properties that are not related to the source stamp. Initialize with the Scheduler's base properties. """ always_included_keys = ('orig_revision', ) optional_keys = ( 'clobber', 'issue', 'patch_ref', 'patch_repo_url', 'patch_storage', 'patch_url', 'patch_project', 'patchset', 'requester', 'rietveld', 'root', 'try_job_key', ) # All these settings have no meaning when False or not set, so don't set # them in that case. properties = dict( (i, options[i]) for i in optional_keys if options.get(i)) # These settings are meaningful even if the value evaluates to False # or None. Note that when options don't contain given key, it will # be set to None. properties.update( dict((i, options.get(i)) for i in always_included_keys)) # Specially evaluated properties, e.g. ones where key name is different # between properties and options. properties['testfilter'] = options['bot'].get(builder, None) props = Properties() props.updateFromProperties(self.properties) props.update(properties, self._PROPERTY_SOURCE) return props
class Change: """I represent a single change to the source tree. This may involve several files, but they are all changed by the same person, and there is a change comment for the group as a whole.""" implements(interfaces.IStatusEvent) number = None branch = None category = None revision = None # used to create a source-stamp links = [] # links are gone, but upgrade code expects this attribute @classmethod def fromChdict(cls, master, chdict): """ Class method to create a L{Change} from a dictionary as returned by L{ChangesConnectorComponent.getChange}. @param master: build master instance @param ssdict: change dictionary @returns: L{Change} via Deferred """ cache = master.caches.get_cache("Changes", cls._make_ch) return cache.get(chdict['changeid'], chdict=chdict, master=master) @classmethod def _make_ch(cls, changeid, master, chdict): change = cls(None, None, None, _fromChdict=True) change.who = chdict['author'] change.comments = chdict['comments'] change.isdir = chdict['is_dir'] change.revision = chdict['revision'] change.branch = chdict['branch'] change.category = chdict['category'] change.revlink = chdict['revlink'] change.repository = chdict['repository'] change.codebase = chdict['codebase'] change.project = chdict['project'] change.number = chdict['changeid'] when = chdict['when_timestamp'] if when: when = datetime2epoch(when) change.when = when change.files = chdict['files'][:] change.files.sort() change.properties = Properties() for n, (v, s) in chdict['properties'].iteritems(): change.properties.setProperty(n, v, s) return defer.succeed(change) def __init__(self, who, files, comments, isdir=0, revision=None, when=None, branch=None, category=None, revlink='', properties={}, repository='', codebase='', project='', _fromChdict=False): # skip all this madness if we're being built from the database if _fromChdict: return self.who = who self.comments = comments self.isdir = isdir def none_or_unicode(x): if x is None: return x return unicode(x) self.revision = none_or_unicode(revision) now = util.now() if when is None: self.when = now elif when > now: # this happens when the committing system has an incorrect clock, for example. # handle it gracefully log.msg( "received a Change with when > now; assuming the change happened now" ) self.when = now else: self.when = when self.branch = none_or_unicode(branch) self.category = none_or_unicode(category) self.revlink = revlink self.properties = Properties() self.properties.update(properties, "Change") self.repository = repository self.codebase = codebase self.project = project # keep a sorted list of the files, for easier display self.files = (files or [])[:] self.files.sort() def __setstate__(self, dict): self.__dict__ = dict # Older Changes won't have a 'properties' attribute in them if not hasattr(self, 'properties'): self.properties = Properties() if not hasattr(self, 'revlink'): self.revlink = "" def __str__(self): return (u"Change(revision=%r, who=%r, branch=%r, comments=%r, " + u"when=%r, category=%r, project=%r, repository=%r, " + u"codebase=%r)") % (self.revision, self.who, self.branch, self.comments, self.when, self.category, self.project, self.repository, self.codebase) def __cmp__(self, other): return self.number - other.number def asText(self): data = "" data += self.getFileContents() if self.repository: data += "On: %s\n" % self.repository if self.project: data += "For: %s\n" % self.project data += "At: %s\n" % self.getTime() data += "Changed By: %s\n" % self.who data += "Comments: %s" % self.comments data += "Properties: \n%s\n\n" % self.getProperties() return data def asDict(self): '''returns a dictonary with suitable info for html/mail rendering''' result = {} files = [dict(name=f) for f in self.files] files.sort(cmp=lambda a, b: a['name'] < b['name']) # Constant result['number'] = self.number result['branch'] = self.branch result['category'] = self.category result['who'] = self.getShortAuthor() result['comments'] = self.comments result['revision'] = self.revision result['rev'] = self.revision result['when'] = self.when result['at'] = self.getTime() result['files'] = files result['revlink'] = getattr(self, 'revlink', None) result['properties'] = self.properties.asList() result['repository'] = getattr(self, 'repository', None) result['codebase'] = getattr(self, 'codebase', '') result['project'] = getattr(self, 'project', None) return result def getShortAuthor(self): return self.who def getTime(self): if not self.when: return "?" return time.strftime("%a %d %b %Y %H:%M:%S", time.localtime(self.when)) def getTimes(self): return (self.when, None) def getText(self): return [html.escape(self.who)] def getLogs(self): return {} def getFileContents(self): data = "" if len(self.files) == 1: if self.isdir: data += "Directory: %s\n" % self.files[0] else: data += "File: %s\n" % self.files[0] else: data += "Files:\n" for f in self.files: data += " %s\n" % f return data def getProperties(self): data = "" for prop in self.properties.asList(): data += " %s: %s" % (prop[0], prop[1]) return data
class AbstractBuildSlave(config.ReconfigurableServiceMixin, pb.Avatar, service.MultiService): """This is the master-side representative for a remote buildbot slave. There is exactly one for each slave described in the config file (the c['slaves'] list). When buildbots connect in (.attach), they get a reference to this instance. The BotMaster object is stashed as the .botmaster attribute. The BotMaster is also our '.parent' Service. I represent a build slave -- a remote machine capable of running builds. I am instantiated by the configuration file, and can be subclassed to add extra functionality.""" implements(IBuildSlave) keepalive_timer = None keepalive_interval = None # reconfig slaves after builders reconfig_priority = 64 def __init__(self, name, password, max_builds=None, notify_on_missing=[], missing_timeout=3600, properties={}, locks=None, keepalive_interval=3600): """ @param name: botname this machine will supply when it connects @param password: password this machine will supply when it connects @param max_builds: maximum number of simultaneous builds that will be run concurrently on this buildslave (the default is None for no limit) @param properties: properties that will be applied to builds run on this slave @type properties: dictionary @param locks: A list of locks that must be acquired before this slave can be used @type locks: dictionary """ service.MultiService.__init__(self) self.slavename = name self.password = password # PB registration self.registration = None self.registered_port = None # these are set when the service is started, and unset when it is # stopped self.botmaster = None self.master = None self.slave_status = SlaveStatus(name) self.slave = None # a RemoteReference to the Bot, when connected self.slave_commands = None self.slavebuilders = {} self.max_builds = max_builds self.access = [] if locks: self.access = locks self.lock_subscriptions = [] self.properties = Properties() self.properties.update(properties, "BuildSlave") self.properties.setProperty("slavename", name, "BuildSlave") self.lastMessageReceived = 0 if isinstance(notify_on_missing, str): notify_on_missing = [notify_on_missing] self.notify_on_missing = notify_on_missing for i in notify_on_missing: if not isinstance(i, str): config.error('notify_on_missing arg %r is not a string' % (i, )) self.missing_timeout = missing_timeout self.missing_timer = None self.keepalive_interval = keepalive_interval self.detached_subs = None self._old_builder_list = None def __repr__(self): return "<%s %r>" % (self.__class__.__name__, self.slavename) def updateLocks(self): """Convert the L{LockAccess} objects in C{self.locks} into real lock objects, while also maintaining the subscriptions to lock releases.""" # unsubscribe from any old locks for s in self.lock_subscriptions: s.unsubscribe() # convert locks into their real form locks = [(self.botmaster.getLockFromLockAccess(a), a) for a in self.access] self.locks = [(l.getLock(self), la) for l, la in locks] self.lock_subscriptions = [ l.subscribeToReleases(self._lockReleased) for l, la in self.locks ] def locksAvailable(self): """ I am called to see if all the locks I depend on are available, in which I return True, otherwise I return False """ if not self.locks: return True for lock, access in self.locks: if not lock.isAvailable(self, access): return False return True def acquireLocks(self): """ I am called when a build is preparing to run. I try to claim all the locks that are needed for a build to happen. If I can't, then my caller should give up the build and try to get another slave to look at it. """ log.msg("acquireLocks(slave %s, locks %s)" % (self, self.locks)) if not self.locksAvailable(): log.msg("slave %s can't lock, giving up" % (self, )) return False # all locks are available, claim them all for lock, access in self.locks: lock.claim(self, access) return True def releaseLocks(self): """ I am called to release any locks after a build has finished """ log.msg("releaseLocks(%s): %s" % (self, self.locks)) for lock, access in self.locks: lock.release(self, access) def _lockReleased(self): """One of the locks for this slave was released; try scheduling builds.""" if not self.botmaster: return # oh well.. self.botmaster.maybeStartBuildsForSlave(self.slavename) def _saveSlaveInfoDict(self, slaveinfo): return self.master.db.buildslaves.updateBuildslave( name=self.slavename, slaveinfo=slaveinfo, ) def _getSlaveInfo(self): d = self.master.db.buildslaves.getBuildslaveByName(self.slavename) @d.addCallback def applyInfo(buildslave): if buildslave is None: return self.updateSlaveInfo(**buildslave['slaveinfo']) return d def updateSlaveInfo(self, **kwargs): self.slave_status.updateInfo(**kwargs) def getSlaveInfo(self, key, default=None): return self.slave_status.getInfo(key, default) def setServiceParent(self, parent): # botmaster needs to set before setServiceParent which calls startService self.botmaster = parent self.master = parent.master service.MultiService.setServiceParent(self, parent) def startService(self): self.updateLocks() self.startMissingTimer() self.slave_status.addInfoWatcher(self._saveSlaveInfoDict) d = self._getSlaveInfo() d.addCallback(lambda _: service.MultiService.startService(self)) return d @defer.inlineCallbacks def reconfigService(self, new_config): # Given a new BuildSlave, configure this one identically. Because # BuildSlave objects are remotely referenced, we can't replace them # without disconnecting the slave, yet there's no reason to do that. new = self.findNewSlaveInstance(new_config) assert self.slavename == new.slavename # do we need to re-register? if (not self.registration or self.password != new.password or new_config.protocols['pb']['port'] != self.registered_port): if self.registration: yield self.registration.unregister() self.registration = None self.password = new.password self.registered_port = new_config.protocols['pb']['port'] self.registration = self.master.pbmanager.register( self.registered_port, self.slavename, self.password, self.getPerspective) # adopt new instance's configuration parameters self.max_builds = new.max_builds self.access = new.access self.notify_on_missing = new.notify_on_missing self.keepalive_interval = new.keepalive_interval if self.missing_timeout != new.missing_timeout: running_missing_timer = self.missing_timer self.stopMissingTimer() self.missing_timeout = new.missing_timeout if running_missing_timer: self.startMissingTimer() properties = Properties() properties.updateFromProperties(new.properties) self.properties = properties self.updateLocks() # update the attached slave's notion of which builders are attached. # This assumes that the relevant builders have already been configured, # which is why the reconfig_priority is set low in this class. yield self.updateSlave() yield config.ReconfigurableServiceMixin.reconfigService( self, new_config) def stopService(self): self.slave_status.removeInfoWatcher(self._saveSlaveInfoDict) if self.registration: self.registration.unregister() self.registration = None self.stopMissingTimer() return service.MultiService.stopService(self) def findNewSlaveInstance(self, new_config): # TODO: called multiple times per reconfig; use 1-element cache? for sl in new_config.slaves: if sl.slavename == self.slavename: return sl assert 0, "no new slave named '%s'" % self.slavename def startMissingTimer(self): if self.notify_on_missing and self.missing_timeout and self.parent: self.stopMissingTimer() # in case it's already running self.missing_timer = reactor.callLater(self.missing_timeout, self._missing_timer_fired) def stopMissingTimer(self): if self.missing_timer: self.missing_timer.cancel() self.missing_timer = None def getPerspective(self, mind, slavename): assert slavename == self.slavename metrics.MetricCountEvent.log("attached_slaves", 1) # record when this connection attempt occurred if self.slave_status: self.slave_status.recordConnectTime() # try to use TCP keepalives try: mind.broker.transport.setTcpKeepAlive(1) except: pass if self.isConnected(): # duplicate slave - send it to arbitration arb = botmaster.DuplicateSlaveArbitrator(self) return arb.getPerspective(mind, slavename) else: log.msg("slave '%s' attaching from %s" % (slavename, mind.broker.transport.getPeer())) return self def doKeepalive(self): self.keepalive_timer = reactor.callLater(self.keepalive_interval, self.doKeepalive) if not self.slave: return d = self.slave.callRemote("print", "Received keepalive from master") d.addErrback(log.msg, "Keepalive failed for '%s'" % (self.slavename, )) def stopKeepaliveTimer(self): if self.keepalive_timer: self.keepalive_timer.cancel() def startKeepaliveTimer(self): assert self.keepalive_interval log.msg("Starting buildslave keepalive timer for '%s'" % (self.slavename, )) self.doKeepalive() def isConnected(self): return self.slave def _missing_timer_fired(self): self.missing_timer = None # notify people, but only if we're still in the config if not self.parent: return buildmaster = self.botmaster.master status = buildmaster.getStatus() text = "The Buildbot working for '%s'\n" % status.getTitle() text += ("has noticed that the buildslave named %s went away\n" % self.slavename) text += "\n" text += ("It last disconnected at %s (buildmaster-local time)\n" % time.ctime(time.time() - self.missing_timeout)) # approx text += "\n" text += "The admin on record (as reported by BUILDSLAVE:info/admin)\n" text += "was '%s'.\n" % self.slave_status.getAdmin() text += "\n" text += "Sincerely,\n" text += " The Buildbot\n" text += " %s\n" % status.getTitleURL() text += "\n" text += "%s\n" % status.getURLForThing(self.slave_status) subject = "Buildbot: buildslave %s was lost" % self.slavename return self._mail_missing_message(subject, text) def updateSlave(self): """Called to add or remove builders after the slave has connected. @return: a Deferred that indicates when an attached slave has accepted the new builders and/or released the old ones.""" if self.slave: return self.sendBuilderList() else: return defer.succeed(None) def updateSlaveStatus(self, buildStarted=None, buildFinished=None): if buildStarted: self.slave_status.buildStarted(buildStarted) if buildFinished: self.slave_status.buildFinished(buildFinished) def attached(self, bot): """This is called when the slave connects. @return: a Deferred that fires when the attachment is complete """ # the botmaster should ensure this. assert not self.isConnected() metrics.MetricCountEvent.log("AbstractBuildSlave.attached_slaves", 1) # set up the subscription point for eventual detachment self.detached_subs = subscription.SubscriptionPoint("detached") # now we go through a sequence of calls, gathering information, then # tell the Botmaster that it can finally give this slave to all the # Builders that care about it. # we accumulate slave information in this 'state' dictionary, then # set it atomically if we make it far enough through the process state = {} # Reset graceful shutdown status self.slave_status.setGraceful(False) # We want to know when the graceful shutdown flag changes self.slave_status.addGracefulWatcher(self._gracefulChanged) self.slave_status.addPauseWatcher(self._pauseChanged) d = defer.succeed(None) @d.addCallback def _log_attachment_on_slave(res): d1 = bot.callRemote("print", "attached") d1.addErrback(lambda why: None) return d1 @d.addCallback def _get_info(res): d1 = bot.callRemote("getSlaveInfo") def _got_info(info): log.msg("Got slaveinfo from '%s'" % self.slavename) # TODO: info{} might have other keys state["admin"] = info.get("admin") state["host"] = info.get("host") state["access_uri"] = info.get("access_uri", None) state["slave_environ"] = info.get("environ", {}) state["slave_basedir"] = info.get("basedir", None) state["slave_system"] = info.get("system", None) def _info_unavailable(why): why.trap(pb.NoSuchMethod) # maybe an old slave, doesn't implement remote_getSlaveInfo log.msg("BuildSlave.info_unavailable") log.err(why) d1.addCallbacks(_got_info, _info_unavailable) return d1 d.addCallback(lambda _: self.startKeepaliveTimer()) @d.addCallback def _get_version(_): d = bot.callRemote("getVersion") def _got_version(version): state["version"] = version def _version_unavailable(why): why.trap(pb.NoSuchMethod) # probably an old slave state["version"] = '(unknown)' d.addCallbacks(_got_version, _version_unavailable) return d @d.addCallback def _get_commands(_): d1 = bot.callRemote("getCommands") def _got_commands(commands): state["slave_commands"] = commands def _commands_unavailable(why): # probably an old slave if why.check(AttributeError): return log.msg("BuildSlave.getCommands is unavailable - ignoring") log.err(why) d1.addCallbacks(_got_commands, _commands_unavailable) return d1 @d.addCallback def _accept_slave(res): self.slave_status.setConnected(True) self.slave_status.updateInfo( admin=state.get("admin"), host=state.get("host"), access_uri=state.get("access_uri"), version=state.get("version"), ) self.slave_commands = state.get("slave_commands") self.slave_environ = state.get("slave_environ") self.slave_basedir = state.get("slave_basedir") self.slave_system = state.get("slave_system") self.slave = bot if self.slave_system == "nt": self.path_module = namedModule("ntpath") else: # most everything accepts / as separator, so posix should be a # reasonable fallback self.path_module = namedModule("posixpath") log.msg("bot attached") self.messageReceivedFromSlave() self.stopMissingTimer() self.master.status.slaveConnected(self.slavename) d.addCallback(lambda _: self.updateSlave()) d.addCallback( lambda _: self.botmaster.maybeStartBuildsForSlave(self.slavename)) # Finally, the slave gets a reference to this BuildSlave. They # receive this later, after we've started using them. d.addCallback(lambda _: self) return d def messageReceivedFromSlave(self): now = time.time() self.lastMessageReceived = now self.slave_status.setLastMessageReceived(now) def detached(self, mind): metrics.MetricCountEvent.log("AbstractBuildSlave.attached_slaves", -1) self.slave = None self._old_builder_list = [] self.slave_status.removeGracefulWatcher(self._gracefulChanged) self.slave_status.removePauseWatcher(self._pauseChanged) self.slave_status.setConnected(False) log.msg("BuildSlave.detached(%s)" % self.slavename) self.master.status.slaveDisconnected(self.slavename) self.stopKeepaliveTimer() self.releaseLocks() # notify watchers, but do so in the next reactor iteration so that # any further detached() action by subclasses happens first def notif(): subs = self.detached_subs self.detached_subs = None subs.deliver() eventually(notif) def subscribeToDetach(self, callback): """ Request that C{callable} be invoked with no arguments when the L{detached} method is invoked. @returns: L{Subscription} """ assert self.detached_subs, "detached_subs is only set if attached" return self.detached_subs.subscribe(callback) def disconnect(self): """Forcibly disconnect the slave. This severs the TCP connection and returns a Deferred that will fire (with None) when the connection is probably gone. If the slave is still alive, they will probably try to reconnect again in a moment. This is called in two circumstances. The first is when a slave is removed from the config file. In this case, when they try to reconnect, they will be rejected as an unknown slave. The second is when we wind up with two connections for the same slave, in which case we disconnect the older connection. """ if not self.slave: return defer.succeed(None) log.msg("disconnecting old slave %s now" % self.slavename) # When this Deferred fires, we'll be ready to accept the new slave return self._disconnect(self.slave) def _disconnect(self, slave): # all kinds of teardown will happen as a result of # loseConnection(), but it happens after a reactor iteration or # two. Hook the actual disconnect so we can know when it is safe # to connect the new slave. We have to wait one additional # iteration (with callLater(0)) to make sure the *other* # notifyOnDisconnect handlers have had a chance to run. d = defer.Deferred() # notifyOnDisconnect runs the callback with one argument, the # RemoteReference being disconnected. def _disconnected(rref): eventually(d.callback, None) slave.notifyOnDisconnect(_disconnected) tport = slave.broker.transport # this is the polite way to request that a socket be closed tport.loseConnection() try: # but really we don't want to wait for the transmit queue to # drain. The remote end is unlikely to ACK the data, so we'd # probably have to wait for a (20-minute) TCP timeout. # tport._closeSocket() # however, doing _closeSocket (whether before or after # loseConnection) somehow prevents the notifyOnDisconnect # handlers from being run. Bummer. tport.offset = 0 tport.dataBuffer = "" except: # however, these hacks are pretty internal, so don't blow up if # they fail or are unavailable log.msg("failed to accelerate the shutdown process") log.msg("waiting for slave to finish disconnecting") return d def sendBuilderList(self): our_builders = self.botmaster.getBuildersForSlave(self.slavename) blist = [(b.name, b.config.slavebuilddir) for b in our_builders] if blist == self._old_builder_list: return defer.succeed(None) d = self.slave.callRemote("setBuilderList", blist) def sentBuilderList(ign): self._old_builder_list = blist return ign d.addCallback(sentBuilderList) return d def perspective_keepalive(self): self.messageReceivedFromSlave() def perspective_shutdown(self): log.msg("slave %s wants to shut down" % self.slavename) self.slave_status.setGraceful(True) def addSlaveBuilder(self, sb): self.slavebuilders[sb.builder_name] = sb def removeSlaveBuilder(self, sb): try: del self.slavebuilders[sb.builder_name] except KeyError: pass def buildFinished(self, sb): """This is called when a build on this slave is finished.""" self.botmaster.maybeStartBuildsForSlave(self.slavename) def canStartBuild(self): """ I am called when a build is requested to see if this buildslave can start a build. This function can be used to limit overall concurrency on the buildslave. Note for subclassers: if a slave can become willing to start a build without any action on that slave (for example, by a resource in use on another slave becoming available), then you must arrange for L{maybeStartBuildsForSlave} to be called at that time, or builds on this slave will not start. """ if self.slave_status.isPaused(): return False # If we're waiting to shutdown gracefully, then we shouldn't # accept any new jobs. if self.slave_status.getGraceful(): return False if self.max_builds: active_builders = [ sb for sb in self.slavebuilders.values() if sb.isBusy() ] if len(active_builders) >= self.max_builds: return False if not self.locksAvailable(): return False return True def _mail_missing_message(self, subject, text): # first, see if we have a MailNotifier we can use. This gives us a # fromaddr and a relayhost. buildmaster = self.botmaster.master for st in buildmaster.status: if isinstance(st, MailNotifier): break else: # if not, they get a default MailNotifier, which always uses SMTP # to localhost and uses a dummy fromaddr of "buildbot". log.msg("buildslave-missing msg using default MailNotifier") st = MailNotifier("buildbot") # now construct the mail m = Message() m.set_payload(text) m['Date'] = formatdate(localtime=True) m['Subject'] = subject m['From'] = st.fromaddr recipients = self.notify_on_missing m['To'] = ", ".join(recipients) d = st.sendMessage(m, recipients) # return the Deferred for testing purposes return d def _gracefulChanged(self, graceful): """This is called when our graceful shutdown setting changes""" self.maybeShutdown() @defer.inlineCallbacks def shutdown(self): """Shutdown the slave""" if not self.slave: log.msg("no remote; slave is already shut down") return # First, try the "new" way - calling our own remote's shutdown # method. The method was only added in 0.8.3, so ignore NoSuchMethod # failures. def new_way(): d = self.slave.callRemote('shutdown') d.addCallback(lambda _: True) # successful shutdown request def check_nsm(f): f.trap(pb.NoSuchMethod) return False # fall through to the old way d.addErrback(check_nsm) def check_connlost(f): f.trap(pb.PBConnectionLost) return True # the slave is gone, so call it finished d.addErrback(check_connlost) return d if (yield new_way()): return # done! # Now, the old way. Look for a builder with a remote reference to the # client side slave. If we can find one, then call "shutdown" on the # remote builder, which will cause the slave buildbot process to exit. def old_way(): d = None for b in self.slavebuilders.values(): if b.remote: d = b.remote.callRemote("shutdown") break if d: log.msg("Shutting down (old) slave: %s" % self.slavename) # The remote shutdown call will not complete successfully since the # buildbot process exits almost immediately after getting the # shutdown request. # Here we look at the reason why the remote call failed, and if # it's because the connection was lost, that means the slave # shutdown as expected. def _errback(why): if why.check(pb.PBConnectionLost): log.msg("Lost connection to %s" % self.slavename) else: log.err("Unexpected error when trying to shutdown %s" % self.slavename) d.addErrback(_errback) return d log.err("Couldn't find remote builder to shut down slave") return defer.succeed(None) yield old_way() def maybeShutdown(self): """Shut down this slave if it has been asked to shut down gracefully, and has no active builders.""" if not self.slave_status.getGraceful(): return active_builders = [ sb for sb in self.slavebuilders.values() if sb.isBusy() ] if active_builders: return d = self.shutdown() d.addErrback(log.err, 'error while shutting down slave') def _pauseChanged(self, paused): if paused is True: self.botmaster.master.status.slavePaused(self.slavename) else: self.botmaster.master.status.slaveUnpaused(self.slavename) def pause(self): """Stop running new builds on the slave.""" self.slave_status.setPaused(True) def unpause(self): """Restart running new builds on the slave.""" self.slave_status.setPaused(False) self.botmaster.maybeStartBuildsForSlave(self.slavename) def isPaused(self): return self.slave_status.isPaused()
def createTriggerProperties(self, properties): # make a new properties object from a dict rendered by the old # properties object trigger_properties = Properties() trigger_properties.update(properties, "Trigger") return trigger_properties
class AbstractWorker(service.BuildbotService, object): """This is the master-side representative for a remote buildbot worker. There is exactly one for each worker described in the config file (the c['workers'] list). When buildbots connect in (.attach), they get a reference to this instance. The BotMaster object is stashed as the .botmaster attribute. The BotMaster is also our '.parent' Service. I represent a worker -- a remote machine capable of running builds. I am instantiated by the configuration file, and can be subclassed to add extra functionality.""" # reconfig workers after builders reconfig_priority = 64 quarantine_timer = None quarantine_timeout = quarantine_initial_timeout = 10 quarantine_max_timeout = 60 * 60 start_missing_on_startup = True def checkConfig(self, name, password, max_builds=None, notify_on_missing=None, missing_timeout=10 * 60, # Ten minutes properties=None, locks=None, keepalive_interval=3600): """ @param name: botname this machine will supply when it connects @param password: password this machine will supply when it connects @param max_builds: maximum number of simultaneous builds that will be run concurrently on this worker (the default is None for no limit) @param properties: properties that will be applied to builds run on this worker @type properties: dictionary @param locks: A list of locks that must be acquired before this worker can be used @type locks: dictionary """ self.name = name = ascii2unicode(name) if properties is None: properties = {} self.password = password # protocol registration self.registration = None self._graceful = False self._paused = False # these are set when the service is started self.manager = None self.workerid = None self.worker_status = WorkerStatus(name) self.worker_commands = None self.workerforbuilders = {} self.max_builds = max_builds self.access = [] if locks: self.access = locks self.lock_subscriptions = [] self.properties = Properties() self.properties.update(properties, "Worker") self.properties.setProperty("slavename", name, "Worker (deprecated)") self.properties.setProperty("workername", name, "Worker") self.lastMessageReceived = 0 if notify_on_missing is None: notify_on_missing = [] if isinstance(notify_on_missing, str): notify_on_missing = [notify_on_missing] self.notify_on_missing = notify_on_missing for i in notify_on_missing: if not isinstance(i, str): config.error( 'notify_on_missing arg %r is not a string' % (i,)) self.missing_timeout = missing_timeout self.missing_timer = None # a protocol connection, if we're currently connected self.conn = None self._old_builder_list = None self._configured_builderid_list = None def __repr__(self): return "<%s %r>" % (self.__class__.__name__, self.name) @property def workername(self): # workername is now an alias to twisted.Service's name return self.name deprecatedWorkerClassProperty(locals(), workername) @property def botmaster(self): if self.master is None: return None return self.master.botmaster def updateLocks(self): """Convert the L{LockAccess} objects in C{self.locks} into real lock objects, while also maintaining the subscriptions to lock releases.""" # unsubscribe from any old locks for s in self.lock_subscriptions: s.unsubscribe() # convert locks into their real form locks = [(self.botmaster.getLockFromLockAccess(a), a) for a in self.access] self.locks = [(l.getLock(self), la) for l, la in locks] self.lock_subscriptions = [l.subscribeToReleases(self._lockReleased) for l, la in self.locks] def locksAvailable(self): """ I am called to see if all the locks I depend on are available, in which I return True, otherwise I return False """ if not self.locks: return True for lock, access in self.locks: if not lock.isAvailable(self, access): return False return True def acquireLocks(self): """ I am called when a build is preparing to run. I try to claim all the locks that are needed for a build to happen. If I can't, then my caller should give up the build and try to get another worker to look at it. """ log.msg("acquireLocks(worker %s, locks %s)" % (self, self.locks)) if not self.locksAvailable(): log.msg("worker %s can't lock, giving up" % (self, )) return False # all locks are available, claim them all for lock, access in self.locks: lock.claim(self, access) return True def releaseLocks(self): """ I am called to release any locks after a build has finished """ log.msg("releaseLocks(%s): %s" % (self, self.locks)) for lock, access in self.locks: lock.release(self, access) def _lockReleased(self): """One of the locks for this worker was released; try scheduling builds.""" if not self.botmaster: return # oh well.. self.botmaster.maybeStartBuildsForWorker(self.name) def _applyWorkerInfo(self, info): if not info: return self.worker_status.setAdmin(info.get("admin")) self.worker_status.setHost(info.get("host")) self.worker_status.setAccessURI(info.get("access_uri", None)) self.worker_status.setVersion(info.get("version", "(unknown)")) @defer.inlineCallbacks def _getWorkerInfo(self): worker = yield self.master.data.get( ('workers', self.workerid)) self._applyWorkerInfo(worker['workerinfo']) def setServiceParent(self, parent): # botmaster needs to set before setServiceParent which calls # startService self.manager = parent return service.BuildbotService.setServiceParent(self, parent) @defer.inlineCallbacks def startService(self): self.updateLocks() self.workerid = yield self.master.data.updates.findWorkerId( self.name) self.workerActionConsumer = yield self.master.mq.startConsuming(self.controlWorker, ("control", "worker", str(self.workerid), None)) yield self._getWorkerInfo() yield service.BuildbotService.startService(self) # startMissingTimer wants the service to be running to really start if self.start_missing_on_startup: self.startMissingTimer() @defer.inlineCallbacks def reconfigService(self, name, password, max_builds=None, notify_on_missing=None, missing_timeout=3600, properties=None, locks=None, keepalive_interval=3600): # Given a Worker config arguments, configure this one identically. # Because Worker objects are remotely referenced, we can't replace them # without disconnecting the worker, yet there's no reason to do that. assert self.name == name self.password = password # adopt new instance's configuration parameters self.max_builds = max_builds self.access = [] if locks: self.access = locks self.notify_on_missing = notify_on_missing if self.missing_timeout != missing_timeout: running_missing_timer = self.missing_timer self.stopMissingTimer() self.missing_timeout = missing_timeout if running_missing_timer: self.startMissingTimer() if properties is None: properties = {} self.properties = Properties() self.properties.update(properties, "Worker") self.properties.setProperty("slavename", name, "Worker (deprecated)") self.properties.setProperty("workername", name, "Worker") # update our records with the worker manager if not self.registration: self.registration = yield self.master.workers.register(self) yield self.registration.update(self, self.master.config) self.updateLocks() @defer.inlineCallbacks def reconfigServiceWithSibling(self, sibling): # reconfigServiceWithSibling will only reconfigure the worker when it is configured differently. # However, the worker configuration depends on which builder it is configured yield service.BuildbotService.reconfigServiceWithSibling(self, sibling) # update the attached worker's notion of which builders are attached. # This assumes that the relevant builders have already been configured, # which is why the reconfig_priority is set low in this class. bids = [ b.getBuilderId() for b in self.botmaster.getBuildersForWorker(self.name)] bids = yield defer.gatherResults(bids, consumeErrors=True) if self._configured_builderid_list != bids: yield self.master.data.updates.workerConfigured(self.workerid, self.master.masterid, bids) yield self.updateWorker() self._configured_builderid_list = bids @defer.inlineCallbacks def stopService(self): if self.registration: yield self.registration.unregister() self.registration = None self.workerActionConsumer.stopConsuming() self.stopMissingTimer() self.stopQuarantineTimer() # mark this worker as configured for zero builders in this master yield self.master.data.updates.workerConfigured(self.workerid, self.master.masterid, []) yield service.BuildbotService.stopService(self) def startMissingTimer(self): if self.missing_timeout and self.parent and self.running: self.stopMissingTimer() # in case it's already running self.missing_timer = self.master.reactor.callLater(self.missing_timeout, self._missing_timer_fired) def stopMissingTimer(self): if self.missing_timer: if self.missing_timer.active(): self.missing_timer.cancel() self.missing_timer = None def isConnected(self): return self.conn def _missing_timer_fired(self): self.missing_timer = None # notify people, but only if we're still in the config if not self.parent: return last_connection = time.ctime(time.time() - self.missing_timeout) self.master.data.updates.workerMissing( workerid=self.workerid, masterid=self.master.masterid, last_connection=last_connection, notify=self.notify_on_missing ) def updateWorker(self): """Called to add or remove builders after the worker has connected. @return: a Deferred that indicates when an attached worker has accepted the new builders and/or released the old ones.""" if self.conn: return self.sendBuilderList() # else: return defer.succeed(None) @defer.inlineCallbacks def attached(self, conn): """This is called when the worker connects.""" metrics.MetricCountEvent.log("AbstractWorker.attached_workers", 1) # now we go through a sequence of calls, gathering information, then # tell the Botmaster that it can finally give this worker to all the # Builders that care about it. # Reset graceful shutdown status self._graceful = False self.conn = conn self._old_builder_list = None # clear builder list before proceed self.worker_status.setConnected(True) self._applyWorkerInfo(conn.info) self.worker_commands = conn.info.get("worker_commands", {}) self.worker_environ = conn.info.get("environ", {}) self.worker_basedir = conn.info.get("basedir", None) self.worker_system = conn.info.get("system", None) self.conn.notifyOnDisconnect(self.detached) workerinfo = { 'admin': conn.info.get('admin'), 'host': conn.info.get('host'), 'access_uri': conn.info.get('access_uri'), 'version': conn.info.get('version') } yield self.master.data.updates.workerConnected( workerid=self.workerid, masterid=self.master.masterid, workerinfo=workerinfo ) if self.worker_system == "nt": self.path_module = namedModule("ntpath") else: # most everything accepts / as separator, so posix should be a # reasonable fallback self.path_module = namedModule("posixpath") log.msg("bot attached") self.messageReceivedFromWorker() self.stopMissingTimer() yield self.updateWorker() yield self.botmaster.maybeStartBuildsForWorker(self.name) def messageReceivedFromWorker(self): now = time.time() self.lastMessageReceived = now self.worker_status.setLastMessageReceived(now) @defer.inlineCallbacks def detached(self): metrics.MetricCountEvent.log("AbstractWorker.attached_workers", -1) self.conn = None self._old_builder_list = [] self.worker_status.setConnected(False) log.msg("Worker.detached(%s)" % (self.name,)) self.releaseLocks() yield self.master.data.updates.workerDisconnected( workerid=self.workerid, masterid=self.master.masterid, ) def disconnect(self): """Forcibly disconnect the worker. This severs the TCP connection and returns a Deferred that will fire (with None) when the connection is probably gone. If the worker is still alive, they will probably try to reconnect again in a moment. This is called in two circumstances. The first is when a worker is removed from the config file. In this case, when they try to reconnect, they will be rejected as an unknown worker. The second is when we wind up with two connections for the same worker, in which case we disconnect the older connection. """ if self.conn is None: return defer.succeed(None) log.msg("disconnecting old worker %s now" % (self.name,)) # When this Deferred fires, we'll be ready to accept the new worker return self._disconnect(self.conn) def _disconnect(self, conn): # all kinds of teardown will happen as a result of # loseConnection(), but it happens after a reactor iteration or # two. Hook the actual disconnect so we can know when it is safe # to connect the new worker. We have to wait one additional # iteration (with callLater(0)) to make sure the *other* # notifyOnDisconnect handlers have had a chance to run. d = defer.Deferred() # notifyOnDisconnect runs the callback def _disconnected(): eventually(d.callback, None) conn.notifyOnDisconnect(_disconnected) conn.loseConnection() log.msg("waiting for worker to finish disconnecting") return d @defer.inlineCallbacks def sendBuilderList(self): our_builders = self.botmaster.getBuildersForWorker(self.name) blist = [(b.name, b.config.workerbuilddir) for b in our_builders] if blist == self._old_builder_list: return slist = yield self.conn.remoteSetBuilderList(builders=blist) self._old_builder_list = blist # Nothing has changed, so don't need to re-attach to everything if not slist: return dl = [] for name in slist: # use get() since we might have changed our mind since then b = self.botmaster.builders.get(name) if b: d1 = self.attachBuilder(b) dl.append(d1) yield defer.DeferredList(dl) def attachBuilder(self, builder): return builder.attached(self, self.worker_commands) def controlWorker(self, key, params): log.msg("worker {} wants to {}: {}".format(self.name, key[-1], params)) if key[-1] == "stop": return self.shutdownRequested() if key[-1] == "pause": self.pause() if key[-1] == "unpause": self.unpause() if key[-1] == "kill": self.shutdown() def shutdownRequested(self): self._graceful = True self.maybeShutdown() def addWorkerForBuilder(self, wfb): self.workerforbuilders[wfb.builder_name] = wfb def removeWorkerForBuilder(self, wfb): try: del self.workerforbuilders[wfb.builder_name] except KeyError: pass def buildFinished(self, wfb): """This is called when a build on this worker is finished.""" self.botmaster.maybeStartBuildsForWorker(self.name) def canStartBuild(self): """ I am called when a build is requested to see if this worker can start a build. This function can be used to limit overall concurrency on the worker. Note for subclassers: if a worker can become willing to start a build without any action on that worker (for example, by a resource in use on another worker becoming available), then you must arrange for L{maybeStartBuildsForWorker} to be called at that time, or builds on this worker will not start. """ if self.quarantine_timer: return False # If we're waiting to shutdown gracefully or paused, then we shouldn't # accept any new jobs. if self._graceful or self._paused: return False if self.max_builds: active_builders = [wfb for wfb in itervalues(self.workerforbuilders) if wfb.isBusy()] if len(active_builders) >= self.max_builds: return False if not self.locksAvailable(): return False return True @defer.inlineCallbacks def shutdown(self): """Shutdown the worker""" if not self.conn: log.msg("no remote; worker is already shut down") return yield self.conn.remoteShutdown() def maybeShutdown(self): """Shut down this worker if it has been asked to shut down gracefully, and has no active builders.""" if not self._graceful: return active_builders = [wfb for wfb in itervalues(self.workerforbuilders) if wfb.isBusy()] if active_builders: return d = self.shutdown() d.addErrback(log.err, 'error while shutting down worker') def pause(self): """Stop running new builds on the worker.""" self._paused = True def unpause(self): """Restart running new builds on the worker.""" self._paused = False self.botmaster.maybeStartBuildsForWorker(self.name) def isPaused(self): return self._paused def resetQuarantine(self): self.quarantine_timeout = self.quarantine_initial_timeout def putInQuarantine(self): if self.quarantine_timer: # already in quarantine return self.quarantine_timer = self.master.reactor.callLater( self.quarantine_timeout, self.exitQuarantine) log.msg("{} has been put in quarantine for {}s".format( self.name, self.quarantine_timeout)) # next we will wait twice as long self.quarantine_timeout *= 2 if self.quarantine_timeout > self.quarantine_max_timeout: # unless we hit the max timeout self.quarantine_timeout = self.quarantine_max_timeout def exitQuarantine(self): self.quarantine_timer = None self.botmaster.maybeStartBuildsForWorker(self.name) def stopQuarantineTimer(self): if self.quarantine_timer is not None: self.quarantine_timer.cancel() self.quarantine_timer = None
def MockBuild(my_builder, buildsetup, mastername, slavename, basepath=None, build_properties=None, slavedir=None): """Given a builder object and configuration, mock a Buildbot setup around it. This sets up a mock BuildMaster, BuildSlave, Build, BuildStatus, and all other superstructure required for BuildSteps inside the provided builder to render properly. These BuildSteps are returned to the user in an array. It additionally returns the build object (in order to get its properties if desired). buildsetup is passed straight into the FakeSource's init method and contains sourcestamp information (revision, branch, etc). basepath is the directory of the build (what goes under build/slave/, for example 'Chromium_Linux_Builder'. It is nominally inferred from the builder name, but it can be overridden. This is useful when pointing the buildrunner at a different builder than what it's running under. build_properties will update and override build_properties after all builder-derived defaults have been set. """ my_factory = my_builder['factory'] steplist = ListSteps(my_factory) build = base.Build([FakeRequest(buildsetup)]) safename = buildbot.util.safeTranslate(my_builder['name']) my_builder['builddir'] = safename my_builder.setdefault('slavebuilddir', safename) workdir_root = None if not slavedir: workdir_root = os.path.join(SCRIPT_DIR, '..', '..', 'slave', my_builder['slavebuilddir']) if not basepath: basepath = safename if not slavedir: slavedir = os.path.join(SCRIPT_DIR, '..', '..', 'slave') basedir = os.path.join(slavedir, basepath) build.basedir = basedir if not workdir_root: workdir_root = basedir builderstatus = builder.BuilderStatus('test') builderstatus.basedir = basedir buildnumber = build_properties.get('buildnumber', 1) builderstatus.nextBuildNumber = buildnumber + 1 mybuilder = real_builder.Builder(my_builder, builderstatus) build.setBuilder(mybuilder) build_status = build_module.BuildStatus(builderstatus, buildnumber) build_status.setProperty('blamelist', [], 'Build') build_status.setProperty('mastername', mastername, 'Build') build_status.setProperty('slavename', slavename, 'Build') build_status.setProperty('gtest_filter', [], 'Build') build_status.setProperty('extra_args', [], 'Build') build_status.setProperty('build_id', buildnumber, 'Build') # if build_properties are passed in, overwrite the defaults above: buildprops = Properties() if build_properties: buildprops.update(build_properties, 'Botmaster') mybuilder.setBotmaster(FakeBotmaster(mastername, buildprops)) buildslave = FakeSlave(safename, my_builder.get('slavebuilddir'), slavename) build.build_status = build_status build.setupSlaveBuilder(buildslave) build.setupProperties() process_steps(steplist, build, buildslave, build_status, workdir_root) return steplist, build
class Change: """I represent a single change to the source tree. This may involve several files, but they are all changed by the same person, and there is a change comment for the group as a whole. If the version control system supports sequential repository- (or branch-) wide change numbers (like SVN, P4, and Bzr), then revision= should be set to that number. The highest such number will be used at checkout time to get the correct set of files. If it does not (like CVS), when= should be set to the timestamp (seconds since epoch, as returned by time.time()) when the change was made. when= will be filled in for you (to the current time) if you omit it, which is suitable for ChangeSources which have no way of getting more accurate timestamps. The revision= and branch= values must be ASCII bytestrings, since they will eventually be used in a ShellCommand and passed to os.exec(), which requires bytestrings. These values will also be stored in a database, possibly as unicode, so they must be safely convertable back and forth. This restriction may be relaxed in the future. Changes should be submitted to ChangeMaster.addChange() in chronologically increasing order. Out-of-order changes will probably cause the web status displays to be corrupted.""" implements(interfaces.IStatusEvent) number = None branch = None category = None revision = None # used to create a source-stamp def __init__(self, who, files, comments, isdir=0, links=None, revision=None, when=None, branch=None, category=None, revlink='', properties={}, repository='', project=''): self.who = who self.comments = comments self.isdir = isdir if links is None: links = [] self.links = links def none_or_unicode(x): if x is None: return x return unicode(x) self.revision = none_or_unicode(revision) now = util.now() if when is None: self.when = now elif when > now: # this happens when the committing system has an incorrect clock, for example. # handle it gracefully log.msg( "received a Change with when > now; assuming the change happened now" ) self.when = now else: self.when = when self.branch = none_or_unicode(branch) self.category = none_or_unicode(category) self.revlink = revlink self.properties = Properties() self.properties.update(properties, "Change") self.repository = repository self.project = project # keep a sorted list of the files, for easier display self.files = files[:] self.files.sort() def __setstate__(self, dict): self.__dict__ = dict # Older Changes won't have a 'properties' attribute in them if not hasattr(self, 'properties'): self.properties = Properties() if not hasattr(self, 'revlink'): self.revlink = "" def asText(self): data = "" data += self.getFileContents() if self.repository: data += "On: %s\n" % self.repository if self.project: data += "For: %s\n" % self.project data += "At: %s\n" % self.getTime() data += "Changed By: %s\n" % self.who data += "Comments: %s" % self.comments data += "Properties: \n%s\n\n" % self.getProperties() return data def asDict(self): '''returns a dictonary with suitable info for html/mail rendering''' result = {} files = [] for file in self.files: link = filter(lambda s: s.find(file) != -1, self.links) if len(link) == 1: url = link[0] else: url = None files.append(dict(url=url, name=file)) files = sorted(files, cmp=lambda a, b: a['name'] < b['name']) # Constant result['number'] = self.number result['branch'] = self.branch result['category'] = self.category result['who'] = self.getShortAuthor() result['comments'] = self.comments result['revision'] = self.revision result['rev'] = self.revision result['when'] = self.when result['at'] = self.getTime() result['files'] = files result['revlink'] = getattr(self, 'revlink', None) result['properties'] = self.properties.asList() result['repository'] = getattr(self, 'repository', None) result['project'] = getattr(self, 'project', None) return result def getShortAuthor(self): return self.who def getTime(self): if not self.when: return "?" return time.strftime("%a %d %b %Y %H:%M:%S", time.localtime(self.when)) def getTimes(self): return (self.when, None) def getText(self): return [html.escape(self.who)] def getLogs(self): return {} def getFileContents(self): data = "" if len(self.files) == 1: if self.isdir: data += "Directory: %s\n" % self.files[0] else: data += "File: %s\n" % self.files[0] else: data += "Files:\n" for f in self.files: data += " %s\n" % f return data def getProperties(self): data = "" for prop in self.properties.asList(): data += " %s: %s" % (prop[0], prop[1]) return data
class BaseScheduler(service.MultiService, ComparableMixin, StateMixin, ScheduleOnMultipleSlavesMixin): """ Base class for all schedulers; this provides the equipment to manage reconfigurations and to handle basic scheduler state. It also provides utility methods to begin various sorts of builds. Subclasses should add any configuration-derived attributes to C{base.Scheduler.compare_attrs}. """ implements(interfaces.IScheduler) DefaultCodebases = {'':{}} compare_attrs = ('name', 'builderNames', 'properties', 'codebases') def __init__(self, name, builderNames, properties, codebases = DefaultCodebases): """ Initialize a Scheduler. @param name: name of this scheduler (used as a key for state) @type name: unicode @param builderNames: list of builders this scheduler may start @type builderNames: list of unicode @param properties: properties to add to builds triggered by this scheduler @type properties: dictionary @param codebases: codebases that are necessary to process the changes @type codebases: dict with following struct: key: '<codebase>' value: {'repository':'<repo>', 'branch':'<br>', 'revision:'<rev>'} @param consumeChanges: true if this scheduler wishes to be informed about the addition of new changes. Defaults to False. This should be passed explicitly from subclasses to indicate their interest in consuming changes. @type consumeChanges: boolean """ service.MultiService.__init__(self) self.name = name "name of this scheduler; used to identify replacements on reconfig" ok = True if not isinstance(builderNames, (list, tuple)): ok = False else: for b in builderNames: if not isinstance(b, basestring): ok = False if not ok: config.error( "The builderNames argument to a scheduler must be a list " "of Builder names.") self.builderNames = builderNames "list of builder names to start in each buildset" self.properties = Properties() "properties that are contributed to each buildset" self.properties.update(properties, "Scheduler") self.properties.setProperty("scheduler", name, "Scheduler") self.objectid = None self.master = None # Set the codebases that are necessary to process the changes # These codebases will always result in a sourcestamp with or without changes if codebases is not None: if not isinstance(codebases, dict): config.error("Codebases must be a dict of dicts") for codebase, codebase_attrs in codebases.iteritems(): if not isinstance(codebase_attrs, dict): config.error("Codebases must be a dict of dicts") if (codebases != BaseScheduler.DefaultCodebases and 'repository' not in codebase_attrs): config.error("The key 'repository' is mandatory in codebases") else: config.error("Codebases cannot be None") self.codebases = codebases # internal variables self._change_subscription = None self._change_consumption_lock = defer.DeferredLock() ## service handling def startService(self): service.MultiService.startService(self) def findNewSchedulerInstance(self, new_config): return new_config.schedulers[self.name] # should exist! def stopService(self): d = defer.maybeDeferred(self._stopConsumingChanges) d.addCallback(lambda _ : service.MultiService.stopService(self)) return d ## status queries # TODO: these aren't compatible with distributed schedulers def listBuilderNames(self): "Returns the list of builder names" return self.builderNames def getPendingBuildTimes(self): "Returns a list of the next times that builds are scheduled, if known." return [] ## change handling def startConsumingChanges(self, fileIsImportant=None, change_filter=None, onlyImportant=False): """ Subclasses should call this method from startService to register to receive changes. The BaseScheduler class will take care of filtering the changes (using change_filter) and (if fileIsImportant is not None) classifying them. See L{gotChange}. Returns a Deferred. @param fileIsImportant: a callable provided by the user to distinguish important and unimportant changes @type fileIsImportant: callable @param change_filter: a filter to determine which changes are even considered by this scheduler, or C{None} to consider all changes @type change_filter: L{buildbot.changes.filter.ChangeFilter} instance @param onlyImportant: If True, only important changes, as specified by fileIsImportant, will be added to the buildset. @type onlyImportant: boolean """ assert fileIsImportant is None or callable(fileIsImportant) # register for changes with master assert not self._change_subscription def changeCallback(change): # ignore changes delivered while we're not running if not self._change_subscription: return if change_filter and not change_filter.filter_change(change): return if change.codebase not in self.codebases: log.msg(format='change contains codebase %(codebase)s that is' 'not processed by scheduler %(name)s', codebase=change.codebase, name=self.name) return if fileIsImportant: try: important = fileIsImportant(change) if not important and onlyImportant: return except: klog.err_json(failure.Failure(), 'in fileIsImportant check for %s' % change) return else: important = True # use change_consumption_lock to ensure the service does not stop # while this change is being processed d = self._change_consumption_lock.run(self.gotChange, change, important) d.addErrback(klog.err_json, 'while processing change') self._change_subscription = self.master.subscribeToChanges(changeCallback) return defer.succeed(None) def _stopConsumingChanges(self): # (note: called automatically in stopService) # acquire the lock change consumption lock to ensure that any change # consumption is complete before we are done stopping consumption def stop(): if self._change_subscription: self._change_subscription.unsubscribe() self._change_subscription = None return self._change_consumption_lock.run(stop) def gotChange(self, change, important): """ Called when a change is received; returns a Deferred. If the C{fileIsImportant} parameter to C{startConsumingChanges} was C{None}, then all changes are considered important. The C{codebase} of the change has always an entry in the C{codebases} dictionary of the scheduler. @param change: the new change object @type change: L{buildbot.changes.changes.Change} instance @param important: true if this is an important change, according to C{fileIsImportant}. @type important: boolean @returns: Deferred """ raise NotImplementedError ## starting bulids @defer.inlineCallbacks def addBuildsetForLatest(self, reason='', external_idstring=None, branch=None, repository='', project='', builderNames=None, properties=None): """ Add a buildset for the 'latest' source in the given branch, repository, and project. This will create a relative sourcestamp for the buildset. This method will add any properties provided to the scheduler constructor to the buildset, and will call the master's addBuildset method with the appropriate parameters. @param reason: reason for this buildset @type reason: unicode string @param external_idstring: external identifier for this buildset, or None @param branch: branch to build (note that None often has a special meaning) @param repository: repository name for sourcestamp @param project: project name for sourcestamp @param builderNames: builders to name in the buildset (defaults to C{self.builderNames}) @param properties: a properties object containing initial properties for the buildset @type properties: L{buildbot.process.properties.Properties} @returns: (buildset ID, buildrequest IDs) via Deferred """ # Define setid for this set of changed repositories setid = yield self.master.db.sourcestampsets.addSourceStampSet() # add a sourcestamp for each codebase for codebase, cb_info in self.codebases.iteritems(): ss_repository = cb_info.get('repository', repository) ss_branch = cb_info.get('branch', branch) ss_revision = cb_info.get('revision', None) #Confirm that we have the specified branch oid = yield self.master.db.state.getObjectId(ss_repository, cb_info.get('poller', "HgPoller")) lastRev = yield self.master.db.state.getState(oid, 'lastRev', None) if lastRev is not None and lastRev.has_key(branch): ss_branch = branch yield self.master.db.sourcestamps.addSourceStamp( codebase=codebase, repository=ss_repository, branch=ss_branch, revision=ss_revision, project=project, changeids=set(), sourcestampsetid=setid) bsid,brids = yield self.addBuildsetForSourceStamp( setid=setid, reason=reason, external_idstring=external_idstring, builderNames=builderNames, properties=properties) defer.returnValue((bsid,brids)) @defer.inlineCallbacks def addBuildsetForSourceStampDetails(self, reason='', external_idstring=None, branch=None, repository='', project='', revision=None, builderNames=None, properties=None): """ Given details about the source code to build, create a source stamp and then add a buildset for it. @param reason: reason for this buildset @type reason: unicode string @param external_idstring: external identifier for this buildset, or None @param branch: branch to build (note that None often has a special meaning) @param repository: repository name for sourcestamp @param project: project name for sourcestamp @param revision: revision to build - default is latest @param builderNames: builders to name in the buildset (defaults to C{self.builderNames}) @param properties: a properties object containing initial properties for the buildset @type properties: L{buildbot.process.properties.Properties} @returns: (buildset ID, buildrequest IDs) via Deferred """ # Define setid for this set of changed repositories setid = yield self.master.db.sourcestampsets.addSourceStampSet() yield self.master.db.sourcestamps.addSourceStamp( branch=branch, revision=revision, repository=repository, project=project, sourcestampsetid=setid) rv = yield self.addBuildsetForSourceStamp( setid=setid, reason=reason, external_idstring=external_idstring, builderNames=builderNames, properties=properties) defer.returnValue(rv) @defer.inlineCallbacks def addBuildsetForSourceStampSetDetails(self, reason, sourcestamps, properties, triggeredbybrid=None, builderNames=None): if triggeredbybrid is not None: if builderNames is None: builderNames = self.builderNames if sourcestamps is None: sourcestamps = {} # Define new setid for this set of sourcestamps new_setid = yield self.master.db.sourcestampsets.addSourceStampSet() # Merge codebases with the passed list of sourcestamps # This results in a new sourcestamp for each codebase for codebase in self.codebases: ss = self.codebases[codebase].copy() # apply info from passed sourcestamps onto the configured default # sourcestamp attributes for this codebase. ss.update(sourcestamps.get(codebase,{})) # add sourcestamp to the new setid revision = ss.get('revision', None) if revision is not None: revision = revision.strip() yield self.master.db.sourcestamps.addSourceStamp( codebase=codebase, repository=ss.get('repository', ''), branch=ss.get('branch', None), revision=revision, project=ss.get('project', ''), changeids=[c['number'] for c in ss.get('changes', [])], patch_body=ss.get('patch_body', None), patch_level=ss.get('patch_level', None), patch_author=ss.get('patch_author', None), patch_comment=ss.get('patch_comment', None), sourcestampsetid=new_setid) rv = yield self.addBuildsetForSourceStamp( setid=new_setid, reason=reason, properties=properties, triggeredbybrid=triggeredbybrid, builderNames=builderNames) defer.returnValue(rv) @defer.inlineCallbacks def addBuildsetForChanges(self, reason='', external_idstring=None, changeids=[], builderNames=None, properties=None): changesByCodebase = {} def get_last_change_for_codebase(codebase): return max(changesByCodebase[codebase],key = lambda change: change["changeid"]) # Define setid for this set of changed repositories setid = yield self.master.db.sourcestampsets.addSourceStampSet() # Changes are retrieved from database and grouped by their codebase for changeid in changeids: chdict = yield self.master.db.changes.getChange(changeid) # group change by codebase changesByCodebase.setdefault(chdict["codebase"], []).append(chdict) for codebase in self.codebases: args = {'codebase': codebase, 'sourcestampsetid': setid } if codebase not in changesByCodebase: # codebase has no changes # create a sourcestamp that has no changes args['repository'] = self.codebases[codebase]['repository'] args['branch'] = self.codebases[codebase].get('branch', None) args['revision'] = self.codebases[codebase].get('revision', None) args['changeids'] = set() args['project'] = '' else: #codebase has changes args['changeids'] = [c["changeid"] for c in changesByCodebase[codebase]] lastChange = get_last_change_for_codebase(codebase) for key in ['repository', 'branch', 'revision', 'project']: args[key] = lastChange[key] yield self.master.db.sourcestamps.addSourceStamp(**args) # add one buildset, this buildset is connected to the sourcestamps by the setid bsid,brids = yield self.addBuildsetForSourceStamp( setid=setid, reason=reason, external_idstring=external_idstring, builderNames=builderNames, properties=properties) defer.returnValue((bsid,brids)) @defer.inlineCallbacks def addBuildsetForSourceStamp(self, ssid=None, setid=None, reason='', external_idstring=None, properties=None, triggeredbybrid=None, builderNames=None): """ Add a buildset for the given, already-existing sourcestamp. This method will add any properties provided to the scheduler constructor to the buildset, and will call the master's L{BuildMaster.addBuildset} method with the appropriate parameters, and return the same result. @param reason: reason for this buildset @type reason: unicode string @param external_idstring: external identifier for this buildset, or None @param properties: a properties object containing initial properties for the buildset @type properties: L{buildbot.process.properties.Properties} @param builderNames: builders to name in the buildset (defaults to C{self.builderNames}) @param setid: idenitification of a set of sourcestamps @returns: (buildset ID, buildrequest IDs) via Deferred """ assert (ssid is None and setid is not None) \ or (ssid is not None and setid is None), "pass a single sourcestamp OR set not both" # combine properties if properties: properties.updateFromProperties(self.properties) else: properties = self.properties # apply the default builderNames if not builderNames: builderNames = self.builderNames # translate properties object into a dict as required by the # addBuildset method properties_dict = properties.asDict() if setid == None: if ssid is not None: ssdict = yield self.master.db.sourcestamps.getSourceStamp(ssid) setid = ssdict['sourcestampsetid'] else: # no sourcestamp and no sets yield None rv = yield self.master.addBuildset(sourcestampsetid=setid, reason=reason, properties=properties_dict, triggeredbybrid=triggeredbybrid, builderNames=builderNames, external_idstring=external_idstring) defer.returnValue(rv)
class BuildStatus(styles.Versioned): implements(interfaces.IBuildStatus, interfaces.IStatusEvent) persistenceVersion = 3 persistenceForgets = ( 'wasUpgraded', ) source = None reason = None changes = [] blamelist = [] progress = None started = None finished = None currentStep = None text = [] results = None slavename = "???" # these lists/dicts are defined here so that unserialized instances have # (empty) values. They are set in __init__ to new objects to make sure # each instance gets its own copy. watchers = [] updates = {} finishedWatchers = [] testResults = {} def __init__(self, parent, number): """ @type parent: L{BuilderStatus} @type number: int """ assert interfaces.IBuilderStatus(parent) self.builder = parent self.number = number self.watchers = [] self.updates = {} self.finishedWatchers = [] self.steps = [] self.testResults = {} self.properties = Properties() def __repr__(self): return "<%s #%s>" % (self.__class__.__name__, self.number) # IBuildStatus def getBuilder(self): """ @rtype: L{BuilderStatus} """ return self.builder def getProperty(self, propname): return self.properties[propname] def getProperties(self): return self.properties def getNumber(self): return self.number def getPreviousBuild(self): if self.number == 0: return None return self.builder.getBuild(self.number-1) def getSourceStamp(self, absolute=False): if not absolute or not self.properties.has_key('got_revision'): return self.source return self.source.getAbsoluteSourceStamp(self.properties['got_revision']) def getReason(self): return self.reason def getChanges(self): return self.changes def getResponsibleUsers(self): return self.blamelist def getInterestedUsers(self): # TODO: the Builder should add others: sheriffs, domain-owners return self.blamelist + self.properties.getProperty('owners', []) def getSteps(self): """Return a list of IBuildStepStatus objects. For invariant builds (those which always use the same set of Steps), this should be the complete list, however some of the steps may not have started yet (step.getTimes()[0] will be None). For variant builds, this may not be complete (asking again later may give you more of them).""" return self.steps def getTimes(self): return (self.started, self.finished) _sentinel = [] # used as a sentinel to indicate unspecified initial_value def getSummaryStatistic(self, name, summary_fn, initial_value=_sentinel): """Summarize the named statistic over all steps in which it exists, using combination_fn and initial_value to combine multiple results into a single result. This translates to a call to Python's X{reduce}:: return reduce(summary_fn, step_stats_list, initial_value) """ step_stats_list = [ st.getStatistic(name) for st in self.steps if st.hasStatistic(name) ] if initial_value is self._sentinel: return reduce(summary_fn, step_stats_list) else: return reduce(summary_fn, step_stats_list, initial_value) def isFinished(self): return (self.finished is not None) def waitUntilFinished(self): if self.finished: d = defer.succeed(self) else: d = defer.Deferred() self.finishedWatchers.append(d) return d # while the build is running, the following methods make sense. # Afterwards they return None def getETA(self): if self.finished is not None: return None if not self.progress: return None eta = self.progress.eta() if eta is None: return None return eta - util.now() def getCurrentStep(self): return self.currentStep # Once you know the build has finished, the following methods are legal. # Before ths build has finished, they all return None. def getText(self): text = [] text.extend(self.text) for s in self.steps: text.extend(s.text2) return text def getResults(self): return self.results def getSlavename(self): return self.slavename def getTestResults(self): return self.testResults def getTestResultsOrd(self): trs = self.testResults.keys() trs.sort() ret = [ self.testResults[t] for t in trs] return ret def getLogs(self): # TODO: steps should contribute significant logs instead of this # hack, which returns every log from every step. The logs should get # names like "compile" and "test" instead of "compile.output" logs = [] for s in self.steps: for loog in s.getLogs(): logs.append(loog) return logs # subscription interface def subscribe(self, receiver, updateInterval=None): # will receive stepStarted and stepFinished messages # and maybe buildETAUpdate self.watchers.append(receiver) if updateInterval is not None: self.sendETAUpdate(receiver, updateInterval) def sendETAUpdate(self, receiver, updateInterval): self.updates[receiver] = None ETA = self.getETA() if ETA is not None: receiver.buildETAUpdate(self, self.getETA()) # they might have unsubscribed during buildETAUpdate if receiver in self.watchers: self.updates[receiver] = reactor.callLater(updateInterval, self.sendETAUpdate, receiver, updateInterval) def unsubscribe(self, receiver): if receiver in self.watchers: self.watchers.remove(receiver) if receiver in self.updates: if self.updates[receiver] is not None: self.updates[receiver].cancel() del self.updates[receiver] # methods for the base.Build to invoke def addStepWithName(self, name): """The Build is setting up, and has added a new BuildStep to its list. Create a BuildStepStatus object to which it can send status updates.""" s = BuildStepStatus(self, len(self.steps)) s.setName(name) self.steps.append(s) return s def setProperty(self, propname, value, source, runtime=True): self.properties.setProperty(propname, value, source, runtime) def addTestResult(self, result): self.testResults[result.getName()] = result def setSourceStamp(self, sourceStamp): self.source = sourceStamp self.changes = self.source.changes def setReason(self, reason): self.reason = reason def setBlamelist(self, blamelist): self.blamelist = blamelist def setProgress(self, progress): self.progress = progress def buildStarted(self, build): """The Build has been set up and is about to be started. It can now be safely queried, so it is time to announce the new build.""" self.started = util.now() # now that we're ready to report status, let the BuilderStatus tell # the world about us self.builder.buildStarted(self) def setSlavename(self, slavename): self.slavename = slavename def setText(self, text): assert isinstance(text, (list, tuple)) self.text = text def setResults(self, results): self.results = results def buildFinished(self): self.currentStep = None self.finished = util.now() for r in self.updates.keys(): if self.updates[r] is not None: self.updates[r].cancel() del self.updates[r] watchers = self.finishedWatchers self.finishedWatchers = [] for w in watchers: w.callback(self) # methods called by our BuildStepStatus children def stepStarted(self, step): self.currentStep = step for w in self.watchers: receiver = w.stepStarted(self, step) if receiver: if type(receiver) == type(()): step.subscribe(receiver[0], receiver[1]) else: step.subscribe(receiver) d = step.waitUntilFinished() d.addCallback(lambda step: step.unsubscribe(receiver)) step.waitUntilFinished().addCallback(self._stepFinished) def _stepFinished(self, step): results = step.getResults() for w in self.watchers: w.stepFinished(self, step, results) # methods called by our BuilderStatus parent def pruneSteps(self): # this build is very old: remove the build steps too self.steps = [] # persistence stuff def generateLogfileName(self, stepname, logname): """Return a filename (relative to the Builder's base directory) where the logfile's contents can be stored uniquely. The base filename is made by combining our build number, the Step's name, and the log's name, then removing unsuitable characters. The filename is then made unique by appending _0, _1, etc, until it does not collide with any other logfile. These files are kept in the Builder's basedir (rather than a per-Build subdirectory) because that makes cleanup easier: cron and find will help get rid of the old logs, but the empty directories are more of a hassle to remove.""" starting_filename = "%d-log-%s-%s" % (self.number, stepname, logname) starting_filename = re.sub(r'[^\w\.\-]', '_', starting_filename) # now make it unique unique_counter = 0 filename = starting_filename while filename in [l.filename for step in self.steps for l in step.getLogs() if l.filename]: filename = "%s_%d" % (starting_filename, unique_counter) unique_counter += 1 return filename def __getstate__(self): d = styles.Versioned.__getstate__(self) # for now, a serialized Build is always "finished". We will never # save unfinished builds. if not self.finished: d['finished'] = util.now() # TODO: push an "interrupted" step so it is clear that the build # was interrupted. The builder will have a 'shutdown' event, but # someone looking at just this build will be confused as to why # the last log is truncated. for k in 'builder', 'watchers', 'updates', 'finishedWatchers': if k in d: del d[k] return d def __setstate__(self, d): styles.Versioned.__setstate__(self, d) # self.builder must be filled in by our parent when loading for step in self.steps: step.build = weakref.ref(self) self.watchers = [] self.updates = {} self.finishedWatchers = [] def upgradeToVersion1(self): if hasattr(self, "sourceStamp"): # the old .sourceStamp attribute wasn't actually very useful maxChangeNumber, patch = self.sourceStamp changes = getattr(self, 'changes', []) source = sourcestamp.SourceStamp(branch=None, revision=None, patch=patch, changes=changes) self.source = source self.changes = source.changes del self.sourceStamp self.wasUpgraded = True def upgradeToVersion2(self): self.properties = {} self.wasUpgraded = True def upgradeToVersion3(self): # in version 3, self.properties became a Properties object propdict = self.properties self.properties = Properties() self.properties.update(propdict, "Upgrade from previous version") self.wasUpgraded = True def upgradeLogfiles(self): # upgrade any LogFiles that need it. This must occur after we've been # attached to our Builder, and after we know about all LogFiles of # all Steps (to get the filenames right). assert self.builder for s in self.steps: for l in s.getLogs(): if l.filename: pass # new-style, log contents are on disk else: logfilename = self.generateLogfileName(s.name, l.name) # let the logfile update its .filename pointer, # transferring its contents onto disk if necessary l.upgrade(logfilename) def checkLogfiles(self): # check that all logfiles exist, and remove references to any that # have been deleted (e.g., by purge()) for s in self.steps: s.checkLogfiles() def saveYourself(self): filename = os.path.join(self.builder.basedir, "%d" % self.number) if os.path.isdir(filename): # leftover from 0.5.0, which stored builds in directories shutil.rmtree(filename, ignore_errors=True) tmpfilename = filename + ".tmp" try: dump(self, open(tmpfilename, "wb"), -1) if runtime.platformType == 'win32': # windows cannot rename a file on top of an existing one, so # fall back to delete-first. There are ways this can fail and # lose the builder's history, so we avoid using it in the # general (non-windows) case if os.path.exists(filename): os.unlink(filename) os.rename(tmpfilename, filename) except: log.msg("unable to save build %s-#%d" % (self.builder.name, self.number)) log.err() def asDict(self): result = {} # Constant result['builderName'] = self.builder.name result['number'] = self.getNumber() result['sourceStamp'] = self.getSourceStamp().asDict() result['reason'] = self.getReason() result['blame'] = self.getResponsibleUsers() # Transient result['properties'] = self.getProperties().asList() result['times'] = self.getTimes() result['text'] = self.getText() result['results'] = self.getResults() result['slave'] = self.getSlavename() # TODO(maruel): Add. #result['test_results'] = self.getTestResults() result['logs'] = [[l.getName(), self.builder.status.getURLForThing(l)] for l in self.getLogs()] result['eta'] = self.getETA() result['steps'] = [bss.asDict() for bss in self.steps] if self.getCurrentStep(): result['currentStep'] = self.getCurrentStep().asDict() else: result['currentStep'] = None return result
class TestProperties(unittest.TestCase): def setUp(self): self.props = Properties() def testDictBehavior(self): # note that dictionary-like behavior is deprecated and not exposed to # users! self.props.setProperty("do-tests", 1, "scheduler") self.props.setProperty("do-install", 2, "scheduler") self.assert_(self.props.has_key('do-tests')) self.failUnlessEqual(self.props['do-tests'], 1) self.failUnlessEqual(self.props['do-install'], 2) self.assertRaises(KeyError, lambda: self.props['do-nothing']) self.failUnlessEqual(self.props.getProperty('do-install'), 2) self.assertIn('do-tests', self.props) self.assertNotIn('missing-do-tests', self.props) def testAsList(self): self.props.setProperty("happiness", 7, "builder") self.props.setProperty("flames", True, "tester") self.assertEqual(sorted(self.props.asList()), [('flames', True, 'tester'), ('happiness', 7, 'builder')]) def testAsDict(self): self.props.setProperty("msi_filename", "product.msi", 'packager') self.props.setProperty("dmg_filename", "product.dmg", 'packager') self.assertEqual( self.props.asDict(), dict(msi_filename=('product.msi', 'packager'), dmg_filename=('product.dmg', 'packager'))) def testUpdate(self): self.props.setProperty("x", 24, "old") newprops = {'a': 1, 'b': 2} self.props.update(newprops, "new") self.failUnlessEqual(self.props.getProperty('x'), 24) self.failUnlessEqual(self.props.getPropertySource('x'), 'old') self.failUnlessEqual(self.props.getProperty('a'), 1) self.failUnlessEqual(self.props.getPropertySource('a'), 'new') def testUpdateRuntime(self): self.props.setProperty("x", 24, "old") newprops = {'a': 1, 'b': 2} self.props.update(newprops, "new", runtime=True) self.failUnlessEqual(self.props.getProperty('x'), 24) self.failUnlessEqual(self.props.getPropertySource('x'), 'old') self.failUnlessEqual(self.props.getProperty('a'), 1) self.failUnlessEqual(self.props.getPropertySource('a'), 'new') self.assertEqual(self.props.runtime, set(['a', 'b'])) def testUpdateFromProperties(self): self.props.setProperty("a", 94, "old") self.props.setProperty("x", 24, "old") newprops = Properties() newprops.setProperty('a', 1, "new") newprops.setProperty('b', 2, "new") self.props.updateFromProperties(newprops) self.failUnlessEqual(self.props.getProperty('x'), 24) self.failUnlessEqual(self.props.getPropertySource('x'), 'old') self.failUnlessEqual(self.props.getProperty('a'), 1) self.failUnlessEqual(self.props.getPropertySource('a'), 'new') def testUpdateFromPropertiesNoRuntime(self): self.props.setProperty("a", 94, "old") self.props.setProperty("b", 84, "old") self.props.setProperty("x", 24, "old") newprops = Properties() newprops.setProperty('a', 1, "new", runtime=True) newprops.setProperty('b', 2, "new", runtime=False) newprops.setProperty('c', 3, "new", runtime=True) newprops.setProperty('d', 3, "new", runtime=False) self.props.updateFromPropertiesNoRuntime(newprops) self.failUnlessEqual(self.props.getProperty('a'), 94) self.failUnlessEqual(self.props.getPropertySource('a'), 'old') self.failUnlessEqual(self.props.getProperty('b'), 2) self.failUnlessEqual(self.props.getPropertySource('b'), 'new') self.failUnlessEqual(self.props.getProperty('c'), None) # not updated self.failUnlessEqual(self.props.getProperty('d'), 3) self.failUnlessEqual(self.props.getPropertySource('d'), 'new') self.failUnlessEqual(self.props.getProperty('x'), 24) self.failUnlessEqual(self.props.getPropertySource('x'), 'old') # IProperties methods def test_getProperty(self): self.props.properties['p1'] = (['p', 1], 'test') self.assertEqual(self.props.getProperty('p1'), ['p', 1]) def test_getProperty_default_None(self): self.assertEqual(self.props.getProperty('p1'), None) def test_getProperty_default(self): self.assertEqual(self.props.getProperty('p1', 2), 2) def test_hasProperty_false(self): self.assertFalse(self.props.hasProperty('x')) def test_hasProperty_true(self): self.props.properties['x'] = (False, 'test') self.assertTrue(self.props.hasProperty('x')) def test_has_key_false(self): self.assertFalse(self.props.has_key('x')) def test_setProperty(self): self.props.setProperty('x', 'y', 'test') self.assertEqual(self.props.properties['x'], ('y', 'test')) self.assertNotIn('x', self.props.runtime) def test_setProperty_runtime(self): self.props.setProperty('x', 'y', 'test', runtime=True) self.assertEqual(self.props.properties['x'], ('y', 'test')) self.assertIn('x', self.props.runtime) def test_setProperty_no_source(self): self.assertRaises(TypeError, lambda: self.props.setProperty('x', 'y')) def test_getProperties(self): self.assertIdentical(self.props.getProperties(), self.props) def test_getBuild(self): self.assertIdentical(self.props.getBuild(), self.props.build) def test_render(self): class FakeRenderable(object): implements(IRenderable) def getRenderingFor(self, props): return props.getProperty('x') + 'z' self.props.setProperty('x', 'y', 'test') self.assertEqual(self.props.render(FakeRenderable()), 'yz')
class BaseScheduler(ClusteredBuildbotService, StateMixin): DEFAULT_CODEBASES = {'': {}} compare_attrs = ClusteredBuildbotService.compare_attrs + \ ('builderNames', 'properties', 'codebases') def __init__(self, name, builderNames, properties=None, codebases=DEFAULT_CODEBASES): super(BaseScheduler, self).__init__(name=name) ok = True if not isinstance(builderNames, (list, tuple)): ok = False else: for b in builderNames: if not isinstance(b, string_types): ok = False if not ok: config.error( "The builderNames argument to a scheduler must be a list " "of Builder names.") self.builderNames = builderNames if properties is None: properties = {} self.properties = Properties() self.properties.update(properties, "Scheduler") self.properties.setProperty("scheduler", name, "Scheduler") self.objectid = None # Set the codebases that are necessary to process the changes # These codebases will always result in a sourcestamp with or without # changes known_keys = set(['branch', 'repository', 'revision']) if codebases is None: config.error("Codebases cannot be None") elif isinstance(codebases, list): codebases = dict((codebase, {}) for codebase in codebases) elif not isinstance(codebases, dict): config.error( "Codebases must be a dict of dicts, or list of strings") else: for codebase, attrs in iteritems(codebases): if not isinstance(attrs, dict): config.error("Codebases must be a dict of dicts") else: unk = set(attrs) - known_keys if unk: config.error( "Unknown codebase keys %s for codebase %s" % (', '.join(unk), codebase)) self.codebases = codebases # internal variables self._change_consumer = None self._change_consumption_lock = defer.DeferredLock() def reconfigService(self, *args, **kwargs): raise NotImplementedError() # activity handling def activate(self): return defer.succeed(None) def deactivate(self): return defer.maybeDeferred(self._stopConsumingChanges) # service handling def _getServiceId(self): return self.master.data.updates.findSchedulerId(self.name) def _claimService(self): return self.master.data.updates.trySetSchedulerMaster( self.serviceid, self.master.masterid) def _unclaimService(self): return self.master.data.updates.trySetSchedulerMaster( self.serviceid, None) # status queries # deprecated: these aren't compatible with distributed schedulers def listBuilderNames(self): return self.builderNames # change handling @defer.inlineCallbacks def startConsumingChanges(self, fileIsImportant=None, change_filter=None, onlyImportant=False): assert fileIsImportant is None or callable(fileIsImportant) # register for changes with the data API assert not self._change_consumer self._change_consumer = yield self.master.mq.startConsuming( lambda k, m: self._changeCallback(k, m, fileIsImportant, change_filter, onlyImportant), ('changes', None, 'new')) @defer.inlineCallbacks def _changeCallback(self, key, msg, fileIsImportant, change_filter, onlyImportant): # ignore changes delivered while we're not running if not self._change_consumer: return # get a change object, since the API requires it chdict = yield self.master.db.changes.getChange(msg['changeid']) change = yield changes.Change.fromChdict(self.master, chdict) # filter it if change_filter and not change_filter.filter_change(change): return if change.codebase not in self.codebases: log.msg(format='change contains codebase %(codebase)s that is ' 'not processed by scheduler %(name)s', codebase=change.codebase, name=self.name) return if fileIsImportant: try: important = fileIsImportant(change) if not important and onlyImportant: return except Exception: log.err(failure.Failure(), 'in fileIsImportant check for %s' % change) return else: important = True # use change_consumption_lock to ensure the service does not stop # while this change is being processed d = self._change_consumption_lock.run(self.gotChange, change, important) d.addErrback(log.err, 'while processing change') def _stopConsumingChanges(self): # (note: called automatically in deactivate) # acquire the lock change consumption lock to ensure that any change # consumption is complete before we are done stopping consumption def stop(): if self._change_consumer: self._change_consumer.stopConsuming() self._change_consumer = None return self._change_consumption_lock.run(stop) def gotChange(self, change, important): raise NotImplementedError # starting builds @defer.inlineCallbacks def addBuildsetForSourceStampsWithDefaults(self, reason, sourcestamps=None, waited_for=False, properties=None, builderNames=None, **kw): if sourcestamps is None: sourcestamps = [] # convert sourcestamps to a dictionary keyed by codebase stampsByCodebase = {} for ss in sourcestamps: cb = ss['codebase'] if cb in stampsByCodebase: raise RuntimeError("multiple sourcestamps with same codebase") stampsByCodebase[cb] = ss # Merge codebases with the passed list of sourcestamps # This results in a new sourcestamp for each codebase stampsWithDefaults = [] for codebase in self.codebases: cb = yield self.getCodebaseDict(codebase) ss = { 'codebase': codebase, 'repository': cb.get('repository', ''), 'branch': cb.get('branch', None), 'revision': cb.get('revision', None), 'project': '', } # apply info from passed sourcestamps onto the configured default # sourcestamp attributes for this codebase. ss.update(stampsByCodebase.get(codebase, {})) stampsWithDefaults.append(ss) # fill in any supplied sourcestamps that aren't for a codebase in the # scheduler's codebase dictionary for codebase in set(stampsByCodebase) - set(self.codebases): cb = stampsByCodebase[codebase] ss = { 'codebase': codebase, 'repository': cb.get('repository', ''), 'branch': cb.get('branch', None), 'revision': cb.get('revision', None), 'project': '', } stampsWithDefaults.append(ss) rv = yield self.addBuildsetForSourceStamps( sourcestamps=stampsWithDefaults, reason=reason, waited_for=waited_for, properties=properties, builderNames=builderNames, **kw) defer.returnValue(rv) def getCodebaseDict(self, codebase): # Hook for subclasses to change codebase parameters when a codebase does # not have a change associated with it. try: return defer.succeed(self.codebases[codebase]) except KeyError: return defer.fail() @defer.inlineCallbacks def addBuildsetForChanges(self, waited_for=False, reason='', external_idstring=None, changeids=None, builderNames=None, properties=None, **kw): if changeids is None: changeids = [] changesByCodebase = {} def get_last_change_for_codebase(codebase): return max(changesByCodebase[codebase], key=lambda change: change["changeid"]) # Changes are retrieved from database and grouped by their codebase for changeid in changeids: chdict = yield self.master.db.changes.getChange(changeid) changesByCodebase.setdefault(chdict["codebase"], []).append(chdict) sourcestamps = [] for codebase in sorted(self.codebases): if codebase not in changesByCodebase: # codebase has no changes # create a sourcestamp that has no changes cb = yield self.getCodebaseDict(codebase) ss = { 'codebase': codebase, 'repository': cb.get('repository', ''), 'branch': cb.get('branch', None), 'revision': cb.get('revision', None), 'project': '', } else: lastChange = get_last_change_for_codebase(codebase) ss = lastChange['sourcestampid'] sourcestamps.append(ss) # add one buildset, using the calculated sourcestamps bsid, brids = yield self.addBuildsetForSourceStamps( waited_for, sourcestamps=sourcestamps, reason=reason, external_idstring=external_idstring, builderNames=builderNames, properties=properties, **kw) defer.returnValue((bsid, brids)) @defer.inlineCallbacks def addBuildsetForSourceStamps(self, waited_for=False, sourcestamps=None, reason='', external_idstring=None, properties=None, builderNames=None, **kw): if sourcestamps is None: sourcestamps = [] # combine properties if properties: properties.updateFromProperties(self.properties) else: properties = self.properties # apply the default builderNames if not builderNames: builderNames = self.builderNames # Get the builder ids # Note that there is a data.updates.findBuilderId(name) # but that would merely only optimize the single builder case, while # probably the multiple builder case will be severely impacted by the # several db requests needed. builderids = list() for bldr in (yield self.master.data.get(('builders', ))): if bldr['name'] in builderNames: builderids.append(bldr['builderid']) # translate properties object into a dict as required by the # addBuildset method properties_dict = properties.asDict() bsid, brids = yield self.master.data.updates.addBuildset( scheduler=self.name, sourcestamps=sourcestamps, reason=reason, waited_for=waited_for, properties=properties_dict, builderids=builderids, external_idstring=external_idstring, **kw) defer.returnValue((bsid, brids))
class Change: """I represent a single change to the source tree. This may involve several files, but they are all changed by the same person, and there is a change comment for the group as a whole. If the version control system supports sequential repository- (or branch-) wide change numbers (like SVN, P4, and Bzr), then revision= should be set to that number. The highest such number will be used at checkout time to get the correct set of files. If it does not (like CVS), when= should be set to the timestamp (seconds since epoch, as returned by time.time()) when the change was made. when= will be filled in for you (to the current time) if you omit it, which is suitable for ChangeSources which have no way of getting more accurate timestamps. The revision= and branch= values must be ASCII bytestrings, since they will eventually be used in a ShellCommand and passed to os.exec(), which requires bytestrings. These values will also be stored in a database, possibly as unicode, so they must be safely convertable back and forth. This restriction may be relaxed in the future. Changes should be submitted to ChangeMaster.addChange() in chronologically increasing order. Out-of-order changes will probably cause the web status displays to be corrupted.""" implements(interfaces.IStatusEvent) number = None branch = None category = None revision = None # used to create a source-stamp def __init__(self, who, files, comments, isdir=0, links=None, revision=None, when=None, branch=None, category=None, revlink='', properties={}, repository='', project=''): self.who = who self.comments = comments self.isdir = isdir if links is None: links = [] self.links = links def none_or_unicode(x): if x is None: return x return unicode(x) self.revision = none_or_unicode(revision) now = util.now() if when is None: self.when = now elif when > now: # this happens when the committing system has an incorrect clock, for example. # handle it gracefully log.msg("received a Change with when > now; assuming the change happened now") self.when = now else: self.when = when self.branch = none_or_unicode(branch) self.category = none_or_unicode(category) self.revlink = revlink self.properties = Properties() self.properties.update(properties, "Change") self.repository = repository self.project = project # keep a sorted list of the files, for easier display self.files = files[:] self.files.sort() def __setstate__(self, dict): self.__dict__ = dict # Older Changes won't have a 'properties' attribute in them if not hasattr(self, 'properties'): self.properties = Properties() if not hasattr(self, 'revlink'): self.revlink = "" def asText(self): data = "" data += self.getFileContents() if self.repository: data += "On: %s\n" % self.repository if self.project: data += "For: %s\n" % self.project data += "At: %s\n" % self.getTime() data += "Changed By: %s\n" % self.who data += "Comments: %s" % self.comments data += "Properties: \n%s\n\n" % self.getProperties() return data def asDict(self): '''returns a dictonary with suitable info for html/mail rendering''' result = {} files = [] for file in self.files: link = filter(lambda s: s.find(file) != -1, self.links) if len(link) == 1: url = link[0] else: url = None files.append(dict(url=url, name=file)) files = sorted(files, cmp=lambda a, b: a['name'] < b['name']) # Constant result['number'] = self.number result['branch'] = self.branch result['category'] = self.category result['who'] = self.getShortAuthor() result['comments'] = self.comments result['revision'] = self.revision result['rev'] = self.revision result['when'] = self.when result['at'] = self.getTime() result['files'] = files result['revlink'] = getattr(self, 'revlink', None) result['properties'] = self.properties.asList() result['repository'] = getattr(self, 'repository', None) result['project'] = getattr(self, 'project', None) return result def getShortAuthor(self): return self.who def getTime(self): if not self.when: return "?" return time.strftime("%a %d %b %Y %H:%M:%S", time.localtime(self.when)) def getTimes(self): return (self.when, None) def getText(self): return [html.escape(self.who)] def getLogs(self): return {} def getFileContents(self): data = "" if len(self.files) == 1: if self.isdir: data += "Directory: %s\n" % self.files[0] else: data += "File: %s\n" % self.files[0] else: data += "Files:\n" for f in self.files: data += " %s\n" % f return data def getProperties(self): data = "" for prop in self.properties.asList(): data += " %s: %s" % (prop[0], prop[1]) return data
class BaseScheduler(service.MultiService, ComparableMixin): """ Base class for all schedulers; this provides the equipment to manage reconfigurations and to handle basic scheduler state. It also provides utility methods to begin various sorts of builds. Subclasses should add any configuration-derived attributes to C{base.Scheduler.compare_attrs}. """ implements(interfaces.IScheduler) compare_attrs = ('name', 'builderNames', 'properties') def __init__(self, name, builderNames, properties): """ Initialize a Scheduler. @param name: name of this scheduler (used as a key for state) @type name: unicode @param builderNames: list of builders this scheduler may start @type builderNames: list of unicode @param properties: properties to add to builds triggered by this scheduler @type properties: dictionary @param consumeChanges: true if this scheduler wishes to be informed about the addition of new changes. Defaults to False. This should be passed explicitly from subclasses to indicate their interest in consuming changes. @type consumeChanges: boolean """ service.MultiService.__init__(self) self.name = name "name of this scheduler; used to identify replacements on reconfig" ok = True if not isinstance(builderNames, (list, tuple)): ok = False else: for b in builderNames: if not isinstance(b, basestring): ok = False if not ok: config.error( "The builderNames argument to a scheduler must be a list " "of Builder names.") self.builderNames = builderNames "list of builder names to start in each buildset" self.properties = Properties() "properties that are contributed to each buildset" self.properties.update(properties, "Scheduler") self.properties.setProperty("scheduler", name, "Scheduler") self.objectid = None self.master = None # internal variables self._change_subscription = None self._change_consumption_lock = defer.DeferredLock() self._objectid = None ## service handling def startService(self): service.MultiService.startService(self) def findNewSchedulerInstance(self, new_config): return new_config.schedulers[self.name] # should exist! def stopService(self): d = defer.maybeDeferred(self._stopConsumingChanges) d.addCallback(lambda _ : service.MultiService.stopService(self)) return d ## state management @defer.deferredGenerator def getState(self, *args, **kwargs): """ For use by subclasses; get a named state value from the scheduler's state, defaulting to DEFAULT. @param name: name of the value to retrieve @param default: (optional) value to return if C{name} is not present @returns: state value via a Deferred @raises KeyError: if C{name} is not present and no default is given @raises TypeError: if JSON parsing fails """ # get the objectid, if not known if self._objectid is None: wfd = defer.waitForDeferred( self.master.db.state.getObjectId(self.name, self.__class__.__name__)) yield wfd self._objectid = wfd.getResult() wfd = defer.waitForDeferred( self.master.db.state.getState(self._objectid, *args, **kwargs)) yield wfd yield wfd.getResult() @defer.deferredGenerator def setState(self, key, value): """ For use by subclasses; set a named state value in the scheduler's persistent state. Note that value must be json-able. @param name: the name of the value to change @param value: the value to set - must be a JSONable object @param returns: Deferred @raises TypeError: if JSONification fails """ # get the objectid, if not known if self._objectid is None: wfd = defer.waitForDeferred( self.master.db.state.getObjectId(self.name, self.__class__.__name__)) yield wfd self._objectid = wfd.getResult() wfd = defer.waitForDeferred( self.master.db.state.setState(self._objectid, key, value)) yield wfd wfd.getResult() ## status queries # TODO: these aren't compatible with distributed schedulers def listBuilderNames(self): "Returns the list of builder names" return self.builderNames def getPendingBuildTimes(self): "Returns a list of the next times that builds are scheduled, if known." return [] ## change handling def startConsumingChanges(self, fileIsImportant=None, change_filter=None, onlyImportant=False): """ Subclasses should call this method from startService to register to receive changes. The BaseScheduler class will take care of filtering the changes (using change_filter) and (if fileIsImportant is not None) classifying them. See L{gotChange}. Returns a Deferred. @param fileIsImportant: a callable provided by the user to distinguish important and unimportant changes @type fileIsImportant: callable @param change_filter: a filter to determine which changes are even considered by this scheduler, or C{None} to consider all changes @type change_filter: L{buildbot.changes.filter.ChangeFilter} instance @param onlyImportant: If True, only important changes, as specified by fileIsImportant, will be added to the buildset. @type onlyImportant: boolean """ assert fileIsImportant is None or callable(fileIsImportant) # register for changes with master assert not self._change_subscription def changeCallback(change): # ignore changes delivered while we're not running if not self._change_subscription: return if change_filter and not change_filter.filter_change(change): return if fileIsImportant: try: important = fileIsImportant(change) if not important and onlyImportant: return except: log.err(failure.Failure(), 'in fileIsImportant check for %s' % change) return else: important = True # use change_consumption_lock to ensure the service does not stop # while this change is being processed d = self._change_consumption_lock.acquire() d.addCallback(lambda _ : self.gotChange(change, important)) def release(x): self._change_consumption_lock.release() d.addBoth(release) d.addErrback(log.err, 'while processing change') self._change_subscription = self.master.subscribeToChanges(changeCallback) return defer.succeed(None) def _stopConsumingChanges(self): # (note: called automatically in stopService) # acquire the lock change consumption lock to ensure that any change # consumption is complete before we are done stopping consumption d = self._change_consumption_lock.acquire() def stop(x): if self._change_subscription: self._change_subscription.unsubscribe() self._change_subscription = None self._change_consumption_lock.release() d.addBoth(stop) return d def gotChange(self, change, important): """ Called when a change is received; returns a Deferred. If the C{fileIsImportant} parameter to C{startConsumingChanges} was C{None}, then all changes are considered important. @param change: the new change object @type change: L{buildbot.changes.changes.Change} instance @param important: true if this is an important change, according to C{fileIsImportant}. @type important: boolean @returns: Deferred """ raise NotImplementedError ## starting bulids @defer.deferredGenerator def addBuildsetForLatest(self, reason='', external_idstring=None, branch=None, repository='', project='', builderNames=None, properties=None): """ Add a buildset for the 'latest' source in the given branch, repository, and project. This will create a relative sourcestamp for the buildset. This method will add any properties provided to the scheduler constructor to the buildset, and will call the master's addBuildset method with the appropriate parameters. @param reason: reason for this buildset @type reason: unicode string @param external_idstring: external identifier for this buildset, or None @param branch: branch to build (note that None often has a special meaning) @param repository: repository name for sourcestamp @param project: project name for sourcestamp @param builderNames: builders to name in the buildset (defaults to C{self.builderNames}) @param properties: a properties object containing initial properties for the buildset @type properties: L{buildbot.process.properties.Properties} @returns: (buildset ID, buildrequest IDs) via Deferred """ # Define setid for this set of changed repositories wfd = defer.waitForDeferred(self.master.db.sourcestampsets.addSourceStampSet()) yield wfd setid = wfd.getResult() wfd = defer.waitForDeferred(self.master.db.sourcestamps.addSourceStamp( branch=branch, revision=None, repository=repository, project=project, sourcestampsetid=setid)) yield wfd wfd.getResult() wfd = defer.waitForDeferred(self.addBuildsetForSourceStamp( setid=setid, reason=reason, external_idstring=external_idstring, builderNames=builderNames, properties=properties)) yield wfd yield wfd.getResult() @defer.deferredGenerator def addBuildsetForChanges(self, reason='', external_idstring=None, changeids=[], builderNames=None, properties=None): """ Add a buildset for the combination of the given changesets, creating a sourcestamp based on those changes. The sourcestamp for the buildset will reference all of the indicated changes. This method will add any properties provided to the scheduler constructor to the buildset, and will call the master's addBuildset method with the appropriate parameters. @param reason: reason for this buildset @type reason: unicode string @param external_idstring: external identifier for this buildset, or None @param changeids: nonempty list of changes to include in this buildset @param builderNames: builders to name in the buildset (defaults to C{self.builderNames}) @param properties: a properties object containing initial properties for the buildset @type properties: L{buildbot.process.properties.Properties} @returns: (buildset ID, buildrequest IDs) via Deferred """ assert changeids is not [] # attributes for this sourcestamp will be based on the most recent # change, so fetch the change with the highest id wfd = defer.waitForDeferred(self.master.db.changes.getChange(max(changeids))) yield wfd chdict = wfd.getResult() change = None if chdict: wfd = defer.waitForDeferred(changes.Change.fromChdict(self.master, chdict)) yield wfd change = wfd.getResult() # Define setid for this set of changed repositories wfd = defer.waitForDeferred(self.master.db.sourcestampsets.addSourceStampSet()) yield wfd setid = wfd.getResult() wfd = defer.waitForDeferred(self.master.db.sourcestamps.addSourceStamp( branch=change.branch, revision=change.revision, repository=change.repository, codebase=change.codebase, project=change.project, changeids=changeids, sourcestampsetid=setid)) yield wfd wfd.getResult() wfd = defer.waitForDeferred(self.addBuildsetForSourceStamp( setid=setid, reason=reason, external_idstring=external_idstring, builderNames=builderNames, properties=properties)) yield wfd yield wfd.getResult() @defer.deferredGenerator def addBuildsetForSourceStamp(self, ssid=None, setid=None, reason='', external_idstring=None, properties=None, builderNames=None): """ Add a buildset for the given, already-existing sourcestamp. This method will add any properties provided to the scheduler constructor to the buildset, and will call the master's L{BuildMaster.addBuildset} method with the appropriate parameters, and return the same result. @param reason: reason for this buildset @type reason: unicode string @param external_idstring: external identifier for this buildset, or None @param properties: a properties object containing initial properties for the buildset @type properties: L{buildbot.process.properties.Properties} @param builderNames: builders to name in the buildset (defaults to C{self.builderNames}) @param setid: idenitification of a set of sourcestamps @returns: (buildset ID, buildrequest IDs) via Deferred """ assert (ssid is None and setid is not None) \ or (ssid is not None and setid is None), "pass a single sourcestamp OR set not both" # combine properties if properties: properties.updateFromProperties(self.properties) else: properties = self.properties # apply the default builderNames if not builderNames: builderNames = self.builderNames # translate properties object into a dict as required by the # addBuildset method properties_dict = properties.asDict() if setid == None: if ssid != None: wfd = defer.waitForDeferred(self.master.db.sourcestamps.getSourceStamp(ssid)) yield wfd ssdict = wfd.getResult() setid = ssdict['sourcestampsetid'] else: # no sourcestamp and no sets yield None wfd = defer.waitForDeferred(self.master.addBuildset( sourcestampsetid=setid, reason=reason, properties=properties_dict, builderNames=builderNames, external_idstring=external_idstring)) yield wfd yield wfd.getResult()
class AbstractBuildSlave(pb.Avatar, service.MultiService): """This is the master-side representative for a remote buildbot slave. There is exactly one for each slave described in the config file (the c['slaves'] list). When buildbots connect in (.attach), they get a reference to this instance. The BotMaster object is stashed as the .botmaster attribute. The BotMaster is also our '.parent' Service. I represent a build slave -- a remote machine capable of running builds. I am instantiated by the configuration file, and can be subclassed to add extra functionality.""" implements(IBuildSlave) keepalive_timer = None keepalive_interval = None def __init__(self, name, password, max_builds=None, notify_on_missing=[], missing_timeout=3600, properties={}, locks=None, keepalive_interval=3600): """ @param name: botname this machine will supply when it connects @param password: password this machine will supply when it connects @param max_builds: maximum number of simultaneous builds that will be run concurrently on this buildslave (the default is None for no limit) @param properties: properties that will be applied to builds run on this slave @type properties: dictionary @param locks: A list of locks that must be acquired before this slave can be used @type locks: dictionary """ service.MultiService.__init__(self) self.slavename = name self.password = password self.botmaster = None # no buildmaster yet self.slave_status = SlaveStatus(name) self.slave = None # a RemoteReference to the Bot, when connected self.slave_commands = None self.slavebuilders = {} self.max_builds = max_builds self.access = [] if locks: self.access = locks self.properties = Properties() self.properties.update(properties, "BuildSlave") self.properties.setProperty("slavename", name, "BuildSlave") self.lastMessageReceived = 0 if isinstance(notify_on_missing, str): notify_on_missing = [notify_on_missing] self.notify_on_missing = notify_on_missing for i in notify_on_missing: assert isinstance(i, str) self.missing_timeout = missing_timeout self.missing_timer = None self.keepalive_interval = keepalive_interval self._old_builder_list = None def identity(self): """ Return a tuple describing this slave. After reconfiguration a new slave with the same identity will update this one, rather than replacing it, thereby avoiding an interruption of current activity. """ return (self.slavename, self.password, '%s.%s' % (self.__class__.__module__, self.__class__.__name__)) def update(self, new): """ Given a new BuildSlave, configure this one identically. Because BuildSlave objects are remotely referenced, we can't replace them without disconnecting the slave, yet there's no reason to do that. """ # the reconfiguration logic should guarantee this: assert self.slavename == new.slavename assert self.password == new.password assert self.identity() == new.identity() self.max_builds = new.max_builds self.access = new.access self.notify_on_missing = new.notify_on_missing self.missing_timeout = new.missing_timeout self.properties = Properties() self.properties.updateFromProperties(new.properties) if self.botmaster: self.updateLocks() def __repr__(self): if self.botmaster: builders = self.botmaster.getBuildersForSlave(self.slavename) return "<%s '%s', current builders: %s>" % \ (self.__class__.__name__, self.slavename, ','.join(map(lambda b: b.name, builders))) else: return "<%s '%s', (no builders yet)>" % \ (self.__class__.__name__, self.slavename) def updateLocks(self): # convert locks into their real form locks = [] for access in self.access: if not isinstance(access, LockAccess): access = access.defaultAccess() lock = self.botmaster.getLockByID(access.lockid) locks.append((lock, access)) self.locks = [(l.getLock(self), la) for l, la in locks] def locksAvailable(self): """ I am called to see if all the locks I depend on are available, in which I return True, otherwise I return False """ if not self.locks: return True for lock, access in self.locks: if not lock.isAvailable(access): return False return True def acquireLocks(self): """ I am called when a build is preparing to run. I try to claim all the locks that are needed for a build to happen. If I can't, then my caller should give up the build and try to get another slave to look at it. """ log.msg("acquireLocks(slave %s, locks %s)" % (self, self.locks)) if not self.locksAvailable(): log.msg("slave %s can't lock, giving up" % (self, )) return False # all locks are available, claim them all for lock, access in self.locks: lock.claim(self, access) return True def releaseLocks(self): """ I am called to release any locks after a build has finished """ log.msg("releaseLocks(%s): %s" % (self, self.locks)) for lock, access in self.locks: lock.release(self, access) def setBotmaster(self, botmaster): assert not self.botmaster, "BuildSlave already has a botmaster" self.botmaster = botmaster self.updateLocks() self.startMissingTimer() def stopMissingTimer(self): if self.missing_timer: self.missing_timer.cancel() self.missing_timer = None def startMissingTimer(self): if self.notify_on_missing and self.missing_timeout and self.parent: self.stopMissingTimer() # in case it's already running self.missing_timer = reactor.callLater(self.missing_timeout, self._missing_timer_fired) def doKeepalive(self): self.keepalive_timer = reactor.callLater(self.keepalive_interval, self.doKeepalive) if not self.slave: return d = self.slave.callRemote("print", "Received keepalive from master") d.addErrback(log.msg, "Keepalive failed for '%s'" % (self.slavename, )) def stopKeepaliveTimer(self): if self.keepalive_timer: self.keepalive_timer.cancel() def startKeepaliveTimer(self): assert self.keepalive_interval log.msg("Starting buildslave keepalive timer for '%s'" % \ (self.slavename, )) self.doKeepalive() def recordConnectTime(self): if self.slave_status: self.slave_status.recordConnectTime() def isConnected(self): return self.slave def _missing_timer_fired(self): self.missing_timer = None # notify people, but only if we're still in the config if not self.parent: return buildmaster = self.botmaster.parent status = buildmaster.getStatus() text = "The Buildbot working for '%s'\n" % status.getTitle() text += ("has noticed that the buildslave named %s went away\n" % self.slavename) text += "\n" text += ("It last disconnected at %s (buildmaster-local time)\n" % time.ctime(time.time() - self.missing_timeout)) # approx text += "\n" text += "The admin on record (as reported by BUILDSLAVE:info/admin)\n" text += "was '%s'.\n" % self.slave_status.getAdmin() text += "\n" text += "Sincerely,\n" text += " The Buildbot\n" text += " %s\n" % status.getTitleURL() subject = "Buildbot: buildslave %s was lost" % self.slavename return self._mail_missing_message(subject, text) def updateSlave(self): """Called to add or remove builders after the slave has connected. @return: a Deferred that indicates when an attached slave has accepted the new builders and/or released the old ones.""" if self.slave: return self.sendBuilderList() else: return defer.succeed(None) def updateSlaveStatus(self, buildStarted=None, buildFinished=None): if buildStarted: self.slave_status.buildStarted(buildStarted) if buildFinished: self.slave_status.buildFinished(buildFinished) def attached(self, bot): """This is called when the slave connects. @return: a Deferred that fires when the attachment is complete """ # the botmaster should ensure this. assert not self.isConnected() # now we go through a sequence of calls, gathering information, then # tell the Botmaster that it can finally give this slave to all the # Builders that care about it. # we accumulate slave information in this 'state' dictionary, then # set it atomically if we make it far enough through the process state = {} # Reset graceful shutdown status self.slave_status.setGraceful(False) # We want to know when the graceful shutdown flag changes self.slave_status.addGracefulWatcher(self._gracefulChanged) d = defer.succeed(None) def _log_attachment_on_slave(res): d1 = bot.callRemote("print", "attached") d1.addErrback(lambda why: None) return d1 d.addCallback(_log_attachment_on_slave) def _get_info(res): d1 = bot.callRemote("getSlaveInfo") def _got_info(info): log.msg("Got slaveinfo from '%s'" % self.slavename) # TODO: info{} might have other keys state["admin"] = info.get("admin") state["host"] = info.get("host") state["access_uri"] = info.get("access_uri", None) state["slave_environ"] = info.get("environ", {}) state["slave_basedir"] = info.get("basedir", None) state["slave_system"] = info.get("system", None) def _info_unavailable(why): why.trap(pb.NoSuchMethod) # maybe an old slave, doesn't implement remote_getSlaveInfo log.msg("BuildSlave.info_unavailable") log.err(why) d1.addCallbacks(_got_info, _info_unavailable) return d1 d.addCallback(_get_info) self.startKeepaliveTimer() def _get_version(res): d = bot.callRemote("getVersion") def _got_version(version): state["version"] = version def _version_unavailable(why): why.trap(pb.NoSuchMethod) # probably an old slave state["version"] = '(unknown)' d.addCallbacks(_got_version, _version_unavailable) return d d.addCallback(_get_version) def _get_commands(res): d1 = bot.callRemote("getCommands") def _got_commands(commands): state["slave_commands"] = commands def _commands_unavailable(why): # probably an old slave log.msg("BuildSlave._commands_unavailable") if why.check(AttributeError): return log.err(why) d1.addCallbacks(_got_commands, _commands_unavailable) return d1 d.addCallback(_get_commands) def _accept_slave(res): self.slave_status.setAdmin(state.get("admin")) self.slave_status.setHost(state.get("host")) self.slave_status.setAccessURI(state.get("access_uri")) self.slave_status.setVersion(state.get("version")) self.slave_status.setConnected(True) self.slave_commands = state.get("slave_commands") self.slave_environ = state.get("slave_environ") self.slave_basedir = state.get("slave_basedir") self.slave_system = state.get("slave_system") self.slave = bot if self.slave_system == "win32": self.path_module = namedModule("win32path") else: # most eveything accepts / as separator, so posix should be a # reasonable fallback self.path_module = namedModule("posixpath") log.msg("bot attached") self.messageReceivedFromSlave() self.stopMissingTimer() self.botmaster.parent.status.slaveConnected(self.slavename) return self.updateSlave() d.addCallback(_accept_slave) d.addCallback( lambda _: self.botmaster.maybeStartBuildsForSlave(self.slavename)) # Finally, the slave gets a reference to this BuildSlave. They # receive this later, after we've started using them. d.addCallback(lambda _: self) return d def messageReceivedFromSlave(self): now = time.time() self.lastMessageReceived = now self.slave_status.setLastMessageReceived(now) def detached(self, mind): self.slave = None self._old_builder_list = [] self.slave_status.removeGracefulWatcher(self._gracefulChanged) self.slave_status.setConnected(False) log.msg("BuildSlave.detached(%s)" % self.slavename) self.botmaster.parent.status.slaveDisconnected(self.slavename) self.stopKeepaliveTimer() def disconnect(self): """Forcibly disconnect the slave. This severs the TCP connection and returns a Deferred that will fire (with None) when the connection is probably gone. If the slave is still alive, they will probably try to reconnect again in a moment. This is called in two circumstances. The first is when a slave is removed from the config file. In this case, when they try to reconnect, they will be rejected as an unknown slave. The second is when we wind up with two connections for the same slave, in which case we disconnect the older connection. """ if not self.slave: return defer.succeed(None) log.msg("disconnecting old slave %s now" % self.slavename) # When this Deferred fires, we'll be ready to accept the new slave return self._disconnect(self.slave) def _disconnect(self, slave): # all kinds of teardown will happen as a result of # loseConnection(), but it happens after a reactor iteration or # two. Hook the actual disconnect so we can know when it is safe # to connect the new slave. We have to wait one additional # iteration (with callLater(0)) to make sure the *other* # notifyOnDisconnect handlers have had a chance to run. d = defer.Deferred() # notifyOnDisconnect runs the callback with one argument, the # RemoteReference being disconnected. def _disconnected(rref): reactor.callLater(0, d.callback, None) slave.notifyOnDisconnect(_disconnected) tport = slave.broker.transport # this is the polite way to request that a socket be closed tport.loseConnection() try: # but really we don't want to wait for the transmit queue to # drain. The remote end is unlikely to ACK the data, so we'd # probably have to wait for a (20-minute) TCP timeout. #tport._closeSocket() # however, doing _closeSocket (whether before or after # loseConnection) somehow prevents the notifyOnDisconnect # handlers from being run. Bummer. tport.offset = 0 tport.dataBuffer = "" except: # however, these hacks are pretty internal, so don't blow up if # they fail or are unavailable log.msg("failed to accelerate the shutdown process") log.msg("waiting for slave to finish disconnecting") return d def sendBuilderList(self): our_builders = self.botmaster.getBuildersForSlave(self.slavename) blist = [(b.name, b.slavebuilddir) for b in our_builders] # if blist == self._old_builder_list: # log.msg("Builder list is unchanged; not calling setBuilderList") # return defer.succeed(None) d = self.slave.callRemote("setBuilderList", blist) def sentBuilderList(ign): self._old_builder_list = blist return ign d.addCallback(sentBuilderList) return d def perspective_keepalive(self): self.messageReceivedFromSlave() def perspective_shutdown(self): log.msg("slave %s wants to shut down" % self.slavename) self.slave_status.setGraceful(True) def addSlaveBuilder(self, sb): self.slavebuilders[sb.builder_name] = sb def removeSlaveBuilder(self, sb): try: del self.slavebuilders[sb.builder_name] except KeyError: pass def buildFinished(self, sb): """This is called when a build on this slave is finished.""" self.botmaster.maybeStartBuildsForSlave(self.slavename) def canStartBuild(self): """ I am called when a build is requested to see if this buildslave can start a build. This function can be used to limit overall concurrency on the buildslave. """ # If we're waiting to shutdown gracefully, then we shouldn't # accept any new jobs. if self.slave_status.getGraceful(): return False if self.max_builds: active_builders = [ sb for sb in self.slavebuilders.values() if sb.isBusy() ] if len(active_builders) >= self.max_builds: return False if not self.locksAvailable(): return False return True def _mail_missing_message(self, subject, text): # first, see if we have a MailNotifier we can use. This gives us a # fromaddr and a relayhost. buildmaster = self.botmaster.parent for st in buildmaster.statusTargets: if isinstance(st, MailNotifier): break else: # if not, they get a default MailNotifier, which always uses SMTP # to localhost and uses a dummy fromaddr of "buildbot". log.msg("buildslave-missing msg using default MailNotifier") st = MailNotifier("buildbot") # now construct the mail m = Message() m.set_payload(text) m['Date'] = formatdate(localtime=True) m['Subject'] = subject m['From'] = st.fromaddr recipients = self.notify_on_missing m['To'] = ", ".join(recipients) d = st.sendMessage(m, recipients) # return the Deferred for testing purposes return d def _gracefulChanged(self, graceful): """This is called when our graceful shutdown setting changes""" self.maybeShutdown() @defer.deferredGenerator def shutdown(self): """Shutdown the slave""" if not self.slave: log.msg("no remote; slave is already shut down") return # First, try the "new" way - calling our own remote's shutdown # method. The method was only added in 0.8.3, so ignore NoSuchMethod # failures. def new_way(): d = self.slave.callRemote('shutdown') d.addCallback(lambda _: True) # successful shutdown request def check_nsm(f): f.trap(pb.NoSuchMethod) return False # fall through to the old way d.addErrback(check_nsm) def check_connlost(f): f.trap(pb.PBConnectionLost) return True # the slave is gone, so call it finished d.addErrback(check_connlost) return d wfd = defer.waitForDeferred(new_way()) yield wfd if wfd.getResult(): return # done! # Now, the old way. Look for a builder with a remote reference to the # client side slave. If we can find one, then call "shutdown" on the # remote builder, which will cause the slave buildbot process to exit. def old_way(): d = None for b in self.slavebuilders.values(): if b.remote: d = b.remote.callRemote("shutdown") break if d: log.msg("Shutting down (old) slave: %s" % self.slavename) # The remote shutdown call will not complete successfully since the # buildbot process exits almost immediately after getting the # shutdown request. # Here we look at the reason why the remote call failed, and if # it's because the connection was lost, that means the slave # shutdown as expected. def _errback(why): if why.check(pb.PBConnectionLost): log.msg("Lost connection to %s" % self.slavename) else: log.err("Unexpected error when trying to shutdown %s" % self.slavename) d.addErrback(_errback) return d log.err("Couldn't find remote builder to shut down slave") return defer.succeed(None) wfd = defer.waitForDeferred(old_way()) yield wfd wfd.getResult() def maybeShutdown(self): """Shut down this slave if it has been asked to shut down gracefully, and has no active builders.""" if not self.slave_status.getGraceful(): return active_builders = [ sb for sb in self.slavebuilders.values() if sb.isBusy() ] if active_builders: return d = self.shutdown() d.addErrback(log.err, 'error while shutting down slave')
class MockSlave(object): def __init__(self, name, properties): self.properties = Properties() self.properties.update(properties, "BuildSlave") self.properties.setProperty("slavename", name, "BuildSlave")
class AbstractWorker(service.BuildbotService): """This is the master-side representative for a remote buildbot worker. There is exactly one for each worker described in the config file (the c['workers'] list). When buildbots connect in (.attach), they get a reference to this instance. The BotMaster object is stashed as the .botmaster attribute. The BotMaster is also our '.parent' Service. I represent a worker -- a remote machine capable of running builds. I am instantiated by the configuration file, and can be subclassed to add extra functionality.""" # reconfig workers after builders reconfig_priority = 64 quarantine_timer = None quarantine_timeout = quarantine_initial_timeout = 10 quarantine_max_timeout = 60 * 60 start_missing_on_startup = True DEFAULT_MISSING_TIMEOUT = 3600 DEFAULT_KEEPALIVE_INTERVAL = 3600 # override to True if isCompatibleWithBuild may return False builds_may_be_incompatible = False def checkConfig(self, name, password, max_builds=None, notify_on_missing=None, missing_timeout=None, properties=None, defaultProperties=None, locks=None, keepalive_interval=DEFAULT_KEEPALIVE_INTERVAL, machine_name=None): """ @param name: botname this machine will supply when it connects @param password: password this machine will supply when it connects @param max_builds: maximum number of simultaneous builds that will be run concurrently on this worker (the default is None for no limit) @param properties: properties that will be applied to builds run on this worker @type properties: dictionary @param defaultProperties: properties that will be applied to builds run on this worker only if the property has not been set by another source @type defaultProperties: dictionary @param locks: A list of locks that must be acquired before this worker can be used @type locks: dictionary @param machine_name: The name of the machine to associate with the worker. """ self.name = name = bytes2unicode(name) self.machine_name = machine_name self.password = password # protocol registration self.registration = None self._graceful = False self._paused = False # these are set when the service is started self.manager = None self.workerid = None self.worker_status = WorkerStatus(name) self.worker_commands = None self.workerforbuilders = {} self.max_builds = max_builds self.access = [] if locks: self.access = locks self.lock_subscriptions = [] self.properties = Properties() self.properties.update(properties or {}, "Worker") self.properties.setProperty("workername", name, "Worker") self.defaultProperties = Properties() self.defaultProperties.update(defaultProperties or {}, "Worker") if self.machine_name is not None: self.properties.setProperty('machine_name', self.machine_name, 'Worker') self.machine = None self.lastMessageReceived = 0 if notify_on_missing is None: notify_on_missing = [] if isinstance(notify_on_missing, str): notify_on_missing = [notify_on_missing] self.notify_on_missing = notify_on_missing for i in notify_on_missing: if not isinstance(i, str): config.error('notify_on_missing arg %r is not a string' % (i, )) self.missing_timeout = missing_timeout self.missing_timer = None # a protocol connection, if we're currently connected self.conn = None # during disconnection self.conn will be set to None before all disconnection notifications # are delivered. During that period _pending_disconnection_delivery_notifier will be set to # a notifier and allows interested users to wait until all disconnection notifications are # delivered. self._pending_disconnection_delivery_notifier = None self._old_builder_list = None self._configured_builderid_list = None def __repr__(self): return "<{} {}>".format(self.__class__.__name__, repr(self.name)) @property def workername(self): # workername is now an alias to twisted.Service's name return self.name @property def botmaster(self): if self.master is None: return None return self.master.botmaster @defer.inlineCallbacks def updateLocks(self): """Convert the L{LockAccess} objects in C{self.locks} into real lock objects, while also maintaining the subscriptions to lock releases.""" # unsubscribe from any old locks for s in self.lock_subscriptions: s.unsubscribe() # convert locks into their real form locks = yield self.botmaster.getLockFromLockAccesses( self.access, self.config_version) self.locks = [(l.getLockForWorker(self.workername), la) for l, la in locks] self.lock_subscriptions = [ l.subscribeToReleases(self._lockReleased) for l, la in self.locks ] def locksAvailable(self): """ I am called to see if all the locks I depend on are available, in which I return True, otherwise I return False """ if not self.locks: return True for lock, access in self.locks: if not lock.isAvailable(self, access): return False return True def acquireLocks(self): """ I am called when a build is preparing to run. I try to claim all the locks that are needed for a build to happen. If I can't, then my caller should give up the build and try to get another worker to look at it. """ log.msg("acquireLocks(worker {}, locks {})".format(self, self.locks)) if not self.locksAvailable(): log.msg("worker {} can't lock, giving up".format(self)) return False # all locks are available, claim them all for lock, access in self.locks: lock.claim(self, access) return True def releaseLocks(self): """ I am called to release any locks after a build has finished """ log.msg("releaseLocks({}): {}".format(self, self.locks)) for lock, access in self.locks: lock.release(self, access) def _lockReleased(self): """One of the locks for this worker was released; try scheduling builds.""" if not self.botmaster: return # oh well.. self.botmaster.maybeStartBuildsForWorker(self.name) def _applyWorkerInfo(self, info): if not info: return self.worker_status.setAdmin(info.get("admin")) self.worker_status.setHost(info.get("host")) self.worker_status.setAccessURI(info.get("access_uri", None)) self.worker_status.setVersion(info.get("version", "(unknown)")) # store everything as Properties for k, v in info.items(): if k in ('environ', 'worker_commands'): continue self.worker_status.info.setProperty(k, v, "Worker") @defer.inlineCallbacks def _getWorkerInfo(self): worker = yield self.master.data.get(('workers', self.workerid)) self._applyWorkerInfo(worker['workerinfo']) def setServiceParent(self, parent): # botmaster needs to set before setServiceParent which calls # startService self.manager = parent return super().setServiceParent(parent) @defer.inlineCallbacks def startService(self): # tracks config version for locks self.config_version = self.master.config_version self.updateLocks() self.workerid = yield self.master.data.updates.findWorkerId(self.name) self.workerActionConsumer = yield self.master.mq.startConsuming( self.controlWorker, ("control", "worker", str(self.workerid), None)) yield self._getWorkerInfo() yield super().startService() # startMissingTimer wants the service to be running to really start if self.start_missing_on_startup: self.startMissingTimer() @defer.inlineCallbacks def reconfigService(self, name, password, max_builds=None, notify_on_missing=None, missing_timeout=DEFAULT_MISSING_TIMEOUT, properties=None, defaultProperties=None, locks=None, keepalive_interval=DEFAULT_KEEPALIVE_INTERVAL, machine_name=None): # Given a Worker config arguments, configure this one identically. # Because Worker objects are remotely referenced, we can't replace them # without disconnecting the worker, yet there's no reason to do that. assert self.name == name self.password = password # adopt new instance's configuration parameters self.max_builds = max_builds self.access = [] if locks: self.access = locks if notify_on_missing is None: notify_on_missing = [] if isinstance(notify_on_missing, str): notify_on_missing = [notify_on_missing] self.notify_on_missing = notify_on_missing if self.missing_timeout != missing_timeout: running_missing_timer = self.missing_timer self.stopMissingTimer() self.missing_timeout = missing_timeout if running_missing_timer: self.startMissingTimer() self.properties = Properties() self.properties.update(properties or {}, "Worker") self.properties.setProperty("workername", name, "Worker") self.defaultProperties = Properties() self.defaultProperties.update(defaultProperties or {}, "Worker") # Note that before first reconfig self.machine will always be None and # out of sync with self.machine_name, thus more complex logic is needed. if self.machine is not None and self.machine_name != machine_name: self.machine.unregisterWorker(self) self.machine = None self.machine_name = machine_name if self.machine is None and self.machine_name is not None: self.machine = self.master.machine_manager.getMachineByName( self.machine_name) if self.machine is not None: self.machine.registerWorker(self) self.properties.setProperty("machine_name", self.machine_name, "Worker") else: log.err("Unknown machine '{}' for worker '{}'".format( self.machine_name, self.name)) # update our records with the worker manager if not self.registration: self.registration = yield self.master.workers.register(self) yield self.registration.update(self, self.master.config) # tracks config version for locks self.config_version = self.master.config_version self.updateLocks() @defer.inlineCallbacks def reconfigServiceWithSibling(self, sibling): # reconfigServiceWithSibling will only reconfigure the worker when it is configured # differently. # However, the worker configuration depends on which builder it is configured yield super().reconfigServiceWithSibling(sibling) # update the attached worker's notion of which builders are attached. # This assumes that the relevant builders have already been configured, # which is why the reconfig_priority is set low in this class. bids = [ b.getBuilderId() for b in self.botmaster.getBuildersForWorker(self.name) ] bids = yield defer.gatherResults(bids, consumeErrors=True) if self._configured_builderid_list != bids: yield self.master.data.updates.workerConfigured( self.workerid, self.master.masterid, bids) yield self.updateWorker() self._configured_builderid_list = bids @defer.inlineCallbacks def stopService(self): if self.registration: yield self.registration.unregister() self.registration = None self.workerActionConsumer.stopConsuming() self.stopMissingTimer() self.stopQuarantineTimer() # mark this worker as configured for zero builders in this master yield self.master.data.updates.workerConfigured( self.workerid, self.master.masterid, []) # during master shutdown we need to wait until the disconnection notification deliveries # are completed, otherwise some of the events may still be firing long after the master # is completely shut down. yield self.disconnect() yield self.waitForCompleteShutdown() yield super().stopService() def isCompatibleWithBuild(self, build_props): # given a build properties object, determines whether the build is # compatible with the currently running worker or not. This is most # often useful for latent workers where it's possible to request # different kinds of workers. return defer.succeed(True) def startMissingTimer(self): if self.missing_timeout and self.parent and self.running: self.stopMissingTimer() # in case it's already running self.missing_timer = self.master.reactor.callLater( self.missing_timeout, self._missing_timer_fired) def stopMissingTimer(self): if self.missing_timer: if self.missing_timer.active(): self.missing_timer.cancel() self.missing_timer = None def isConnected(self): return self.conn def _missing_timer_fired(self): self.missing_timer = None # notify people, but only if we're still in the config if not self.parent: return last_connection = time.ctime(time.time() - self.missing_timeout) self.master.data.updates.workerMissing(workerid=self.workerid, masterid=self.master.masterid, last_connection=last_connection, notify=self.notify_on_missing) def updateWorker(self): """Called to add or remove builders after the worker has connected. @return: a Deferred that indicates when an attached worker has accepted the new builders and/or released the old ones.""" if self.conn: return self.sendBuilderList() # else: return defer.succeed(None) @defer.inlineCallbacks def attached(self, conn): """This is called when the worker connects.""" assert self.conn is None metrics.MetricCountEvent.log("AbstractWorker.attached_workers", 1) # now we go through a sequence of calls, gathering information, then # tell the Botmaster that it can finally give this worker to all the # Builders that care about it. # Reset graceful shutdown status self._graceful = False self.conn = conn self._old_builder_list = None # clear builder list before proceed self.worker_status.setConnected(True) self._applyWorkerInfo(conn.info) self.worker_commands = conn.info.get("worker_commands", {}) self.worker_environ = conn.info.get("environ", {}) self.worker_basedir = conn.info.get("basedir", None) self.worker_system = conn.info.get("system", None) self.conn.notifyOnDisconnect(self.detached) workerinfo = { 'admin': conn.info.get('admin'), 'host': conn.info.get('host'), 'access_uri': conn.info.get('access_uri'), 'version': conn.info.get('version') } yield self.master.data.updates.workerConnected( workerid=self.workerid, masterid=self.master.masterid, workerinfo=workerinfo) if self.worker_system == "nt": self.path_module = namedModule("ntpath") else: # most everything accepts / as separator, so posix should be a # reasonable fallback self.path_module = namedModule("posixpath") log.msg("bot attached") self.messageReceivedFromWorker() self.stopMissingTimer() yield self.updateWorker() yield self.botmaster.maybeStartBuildsForWorker(self.name) self.updateState() def messageReceivedFromWorker(self): now = time.time() self.lastMessageReceived = now self.worker_status.setLastMessageReceived(now) def setupProperties(self, props): for name in self.properties.properties: props.setProperty(name, self.properties.getProperty(name), "Worker") for name in self.defaultProperties.properties: if name not in props: props.setProperty(name, self.defaultProperties.getProperty(name), "Worker") @defer.inlineCallbacks def _handle_disconnection_delivery_notifier(self): self._pending_disconnection_delivery_notifier = Notifier() yield self.conn.waitForNotifyDisconnectedDelivered() self._pending_disconnection_delivery_notifier.notify(None) self._pending_disconnection_delivery_notifier = None @defer.inlineCallbacks def detached(self): # protect against race conditions in conn disconnect path and someone # calling detached directly. At the moment the null worker does that. if self.conn is None: return metrics.MetricCountEvent.log("AbstractWorker.attached_workers", -1) self._handle_disconnection_delivery_notifier() yield self.conn.waitShutdown() self.conn = None self._old_builder_list = [] self.worker_status.setConnected(False) log.msg("Worker.detached({})".format(self.name)) self.releaseLocks() yield self.master.data.updates.workerDisconnected( workerid=self.workerid, masterid=self.master.masterid, ) def disconnect(self): """Forcibly disconnect the worker. This severs the TCP connection and returns a Deferred that will fire (with None) when the connection is probably gone. If the worker is still alive, they will probably try to reconnect again in a moment. This is called in two circumstances. The first is when a worker is removed from the config file. In this case, when they try to reconnect, they will be rejected as an unknown worker. The second is when we wind up with two connections for the same worker, in which case we disconnect the older connection. """ if self.conn is None: return defer.succeed(None) log.msg("disconnecting old worker {} now".format(self.name)) # When this Deferred fires, we'll be ready to accept the new worker return self._disconnect(self.conn) def waitForCompleteShutdown(self): # This function waits until the disconnection to happen and the disconnection # notifications have been delivered and acted upon. return self._waitForCompleteShutdownImpl(self.conn) @defer.inlineCallbacks def _waitForCompleteShutdownImpl(self, conn): if conn: d = defer.Deferred() def _disconnected(): eventually(d.callback, None) conn.notifyOnDisconnect(_disconnected) yield d yield conn.waitForNotifyDisconnectedDelivered() elif self._pending_disconnection_delivery_notifier is not None: yield self._pending_disconnection_delivery_notifier.wait() @defer.inlineCallbacks def _disconnect(self, conn): # This function waits until the disconnection to happen and the disconnection # notifications have been delivered and acted upon d = self._waitForCompleteShutdownImpl(conn) conn.loseConnection() log.msg("waiting for worker to finish disconnecting") yield d @defer.inlineCallbacks def sendBuilderList(self): our_builders = self.botmaster.getBuildersForWorker(self.name) blist = [(b.name, b.config.workerbuilddir) for b in our_builders] if blist == self._old_builder_list: return slist = yield self.conn.remoteSetBuilderList(builders=blist) self._old_builder_list = blist # Nothing has changed, so don't need to re-attach to everything if not slist: return dl = [] for name in slist: # use get() since we might have changed our mind since then b = self.botmaster.builders.get(name) if b: d1 = self.attachBuilder(b) dl.append(d1) yield defer.DeferredList(dl) def attachBuilder(self, builder): return builder.attached(self, self.worker_commands) def controlWorker(self, key, params): log.msg("worker {} wants to {}: {}".format(self.name, key[-1], params)) if key[-1] == "stop": return self.shutdownRequested() if key[-1] == "pause": self.pause() if key[-1] == "unpause": self.unpause() if key[-1] == "kill": self.shutdown() def shutdownRequested(self): self._graceful = True self.maybeShutdown() self.updateState() def addWorkerForBuilder(self, wfb): self.workerforbuilders[wfb.builder_name] = wfb def removeWorkerForBuilder(self, wfb): try: del self.workerforbuilders[wfb.builder_name] except KeyError: pass def buildFinished(self, wfb): """This is called when a build on this worker is finished.""" self.botmaster.maybeStartBuildsForWorker(self.name) def canStartBuild(self): """ I am called when a build is requested to see if this worker can start a build. This function can be used to limit overall concurrency on the worker. Note for subclassers: if a worker can become willing to start a build without any action on that worker (for example, by a resource in use on another worker becoming available), then you must arrange for L{maybeStartBuildsForWorker} to be called at that time, or builds on this worker will not start. """ # If we're waiting to shutdown gracefully or paused, then we shouldn't # accept any new jobs. if self._graceful or self._paused: return False if self.max_builds: active_builders = [ wfb for wfb in self.workerforbuilders.values() if wfb.isBusy() ] if len(active_builders) >= self.max_builds: return False if not self.locksAvailable(): return False return True @defer.inlineCallbacks def shutdown(self): """Shutdown the worker""" if not self.conn: log.msg("no remote; worker is already shut down") return yield self.conn.remoteShutdown() def maybeShutdown(self): """Shut down this worker if it has been asked to shut down gracefully, and has no active builders.""" if not self._graceful: return active_builders = [ wfb for wfb in self.workerforbuilders.values() if wfb.isBusy() ] if active_builders: return d = self.shutdown() d.addErrback(log.err, 'error while shutting down worker') def updateState(self): self.master.data.updates.setWorkerState(self.workerid, self._paused, self._graceful) def pause(self): """Stop running new builds on the worker.""" self._paused = True self.updateState() def unpause(self): """Restart running new builds on the worker.""" self._paused = False self.botmaster.maybeStartBuildsForWorker(self.name) self.updateState() def isPaused(self): return self._paused def resetQuarantine(self): self.quarantine_timeout = self.quarantine_initial_timeout def putInQuarantine(self): if self.quarantine_timer: # already in quarantine return self.pause() self.quarantine_timer = self.master.reactor.callLater( self.quarantine_timeout, self.exitQuarantine) log.msg("{} has been put in quarantine for {}s".format( self.name, self.quarantine_timeout)) # next we will wait twice as long self.quarantine_timeout *= 2 if self.quarantine_timeout > self.quarantine_max_timeout: # unless we hit the max timeout self.quarantine_timeout = self.quarantine_max_timeout def exitQuarantine(self): self.quarantine_timer = None self.unpause() def stopQuarantineTimer(self): if self.quarantine_timer is not None: self.quarantine_timer.cancel() self.quarantine_timer = None self.unpause()
def start(self): config = yield self.getStepConfig() ss = self.build.getSourceStamp('') got = self.build.getProperty('got_revision') if got: ss = ss.getAbsoluteSourceStamp(got) # Stop the build early if .travis.yml says we should ignore branch if ss.branch and not config.can_build_branch(ss.branch): defer.returnValue(self.end(SUCCESS)) # Find the master object master = self.build.builder.botmaster.parent # Find the scheduler we are going to use to queue actual builds all_schedulers = self.build.builder.botmaster.parent.allSchedulers() all_schedulers = dict([(sch.name, sch) for sch in all_schedulers]) sch = all_schedulers[self.scheduler] triggered = [] self.running = True for env in config.matrix: props_to_set = Properties() props_to_set.updateFromProperties(self.build.getProperties()) props_to_set.update(env["env"], ".travis.yml") props_to_set.setProperty("spawned_by", self.build.build_status.number, "Scheduler") ss_setid = yield ss.getSourceStampSetId(master) triggered.append(sch.trigger(ss_setid, set_props=props_to_set)) results = yield defer.DeferredList(triggered, consumeErrors=1) was_exception = was_failure = False brids = {} for was_cb, results in results: if isinstance(results, tuple): results, some_brids = results brids.update(some_brids) if not was_cb: was_exception = True log.err(results) continue if results == FAILURE: was_failure = True if was_exception: result = EXCEPTION elif was_failure: result = FAILURE else: result = SUCCESS if brids: brid_to_bn = dict((_brid, _bn) for _bn, _brid in brids.iteritems()) res = yield defer.DeferredList([ master.db.builds.getBuildsForRequest(br) for br in brids.values() ], consumeErrors=1) for was_cb, builddicts in res: if was_cb: for build in builddicts: bn = brid_to_bn[build['brid']] num = build['number'] url = master.status.getURLForBuild(bn, num) self.step_status.addURL("%s #%d" % (bn, num), url) defer.returnValue(self.end(result))
def start(self): properties = self.build.getProperties() # make a new properties object from a dict rendered by the old # properties object props_to_set = Properties() props_to_set.update(self.set_properties, "Trigger") for p in self.copy_properties: if p not in properties: continue props_to_set.setProperty( p, properties[p], "%s (in triggering build)" % properties.getPropertySource(p)) self.running = True # (is there an easier way to find the BuildMaster?) all_schedulers = self.build.builder.botmaster.parent.allSchedulers() all_schedulers = dict([(sch.name, sch) for sch in all_schedulers]) unknown_schedulers = [] triggered_schedulers = [] # don't fire any schedulers if we discover an unknown one for scheduler in self.schedulerNames: scheduler = scheduler if all_schedulers.has_key(scheduler): sch = all_schedulers[scheduler] if isinstance(sch, Triggerable): triggered_schedulers.append(scheduler) else: unknown_schedulers.append(scheduler) else: unknown_schedulers.append(scheduler) if unknown_schedulers: self.step_status.setText(['no scheduler:'] + unknown_schedulers) return self.end(FAILURE) master = self.build.builder.botmaster.parent # seriously?! if self.sourceStamp: d = master.db.sourcestamps.addSourceStamp(**self.sourceStamp) elif self.alwaysUseLatest: d = defer.succeed(None) else: ss = self.build.getSourceStamp() if self.updateSourceStamp: got = properties.getProperty('got_revision') if got: ss = ss.getAbsoluteSourceStamp(got) d = ss.getSourceStampId(master) def start_builds(ssid): dl = [] for scheduler in triggered_schedulers: sch = all_schedulers[scheduler] dl.append(sch.trigger(ssid, set_props=props_to_set)) self.step_status.setText(['triggered'] + triggered_schedulers) if self.waitForFinish: return defer.DeferredList(dl, consumeErrors=1) else: # do something to handle errors for d in dl: d.addErrback( log.err, '(ignored) while invoking Triggerable schedulers:') self.end(SUCCESS) return None d.addCallback(start_builds) def cb(rclist): result = SUCCESS for was_cb, results in rclist: # TODO: make this algo more configurable if not was_cb: result = EXCEPTION log.err(results) break if results == FAILURE: result = FAILURE return self.end(result) def eb(why): return self.end(FAILURE) if self.waitForFinish: d.addCallbacks(cb, eb) d.addErrback(log.err, '(ignored) while triggering builds:')
class Change: """I represent a single change to the source tree. This may involve several files, but they are all changed by the same person, and there is a change comment for the group as a whole.""" number = None branch = None category = None revision = None # used to create a source-stamp links = [] # links are gone, but upgrade code expects this attribute @classmethod def fromChdict(cls, master, chdict): """ Class method to create a L{Change} from a dictionary as returned by L{ChangesConnectorComponent.getChange}. @param master: build master instance @param ssdict: change dictionary @returns: L{Change} via Deferred """ cache = master.caches.get_cache("Changes", cls._make_ch) return cache.get(chdict['changeid'], chdict=chdict, master=master) @classmethod def _make_ch(cls, changeid, master, chdict): change = cls(None, None, None, _fromChdict=True) change.who = chdict['author'] change.comments = chdict['comments'] change.revision = chdict['revision'] change.branch = chdict['branch'] change.category = chdict['category'] change.revlink = chdict['revlink'] change.repository = chdict['repository'] change.codebase = chdict['codebase'] change.project = chdict['project'] change.number = chdict['changeid'] when = chdict['when_timestamp'] if when: when = datetime2epoch(when) change.when = when change.files = sorted(chdict['files']) change.properties = Properties() for n, (v, s) in iteritems(chdict['properties']): change.properties.setProperty(n, v, s) return defer.succeed(change) def __init__(self, who, files, comments, revision=None, when=None, branch=None, category=None, revlink='', properties=None, repository='', codebase='', project='', _fromChdict=False): if properties is None: properties = {} # skip all this madness if we're being built from the database if _fromChdict: return self.who = who self.comments = comments def none_or_unicode(x): if x is None: return x return text_type(x) self.revision = none_or_unicode(revision) now = util.now() if when is None: self.when = now elif when > now: # this happens when the committing system has an incorrect clock, for example. # handle it gracefully log.msg( "received a Change with when > now; assuming the change happened now") self.when = now else: self.when = when self.branch = none_or_unicode(branch) self.category = none_or_unicode(category) self.revlink = revlink self.properties = Properties() self.properties.update(properties, "Change") self.repository = repository self.codebase = codebase self.project = project # keep a sorted list of the files, for easier display self.files = sorted(files or []) def __setstate__(self, dict): self.__dict__ = dict # Older Changes won't have a 'properties' attribute in them if not hasattr(self, 'properties'): self.properties = Properties() if not hasattr(self, 'revlink'): self.revlink = "" def __str__(self): return (u"Change(revision=%r, who=%r, branch=%r, comments=%r, " + u"when=%r, category=%r, project=%r, repository=%r, " + u"codebase=%r)") % ( self.revision, self.who, self.branch, self.comments, self.when, self.category, self.project, self.repository, self.codebase) def __cmp__(self, other): return self.number - other.number def asText(self): data = "" data += "Files:\n" for f in self.files: data += " %s\n" % f if self.repository: data += "On: %s\n" % self.repository if self.project: data += "For: %s\n" % self.project data += "At: %s\n" % self.getTime() data += "Changed By: %s\n" % self.who data += "Comments: %s" % self.comments data += "Properties: \n" for prop in self.properties.asList(): data += " %s: %s" % (prop[0], prop[1]) data += '\n\n' return data def asDict(self): '''returns a dictonary with suitable info for html/mail rendering''' files = [dict(name=f) for f in self.files] files.sort(key=lambda a: a['name']) result = { # Constant 'number': self.number, 'branch': self.branch, 'category': self.category, 'who': self.getShortAuthor(), 'comments': self.comments, 'revision': self.revision, 'rev': self.revision, 'when': self.when, 'at': self.getTime(), 'files': files, 'revlink': getattr(self, 'revlink', None), 'properties': self.properties.asList(), 'repository': getattr(self, 'repository', None), 'codebase': getattr(self, 'codebase', ''), 'project': getattr(self, 'project', None) } return result def getShortAuthor(self): return self.who def getTime(self): if not self.when: return "?" return time.strftime("%a %d %b %Y %H:%M:%S", time.localtime(self.when)) def getTimes(self): return (self.when, None) def getText(self): return [html.escape(self.who)] def getLogs(self): return {}
class BaseScheduler(service.MultiService, ComparableMixin): implements(interfaces.IScheduler) # subclasses must set .compare_attrs upstream_name = None # set to be notified about upstream buildsets def __init__(self, name, builderNames, properties): service.MultiService.__init__(self) self.name = name self.properties = Properties() self.properties.update(properties, "Scheduler") self.properties.setProperty("scheduler", name, "Scheduler") errmsg = ("The builderNames= argument to Scheduler must be a list " "of Builder description names (i.e. the 'name' key of the " "Builder specification dictionary)") assert isinstance(builderNames, (list, tuple)), errmsg for b in builderNames: assert isinstance(b, str), errmsg self.builderNames = builderNames # I will acquire a .schedulerid value before I'm started def compareToOther(self, them): # like ComparableMixin.__cmp__, but only used by our manager # TODO: why?? why not use __cmp__? result = cmp(type(self), type(them)) if result: return result result = cmp(self.__class__, them.__class__) if result: return result assert self.compare_attrs == them.compare_attrs self_list = [getattr(self, name, _None) for name in self.compare_attrs] them_list = [getattr(them, name, _None) for name in self.compare_attrs] return cmp(self_list, them_list) def get_initial_state(self, max_changeid): # override this if you pay attention to Changes, probably to: #return {"last_processed": max_changeid} return {} def get_state(self, t): return self.parent.db.scheduler_get_state(self.schedulerid, t) def set_state(self, t, state): self.parent.db.scheduler_set_state(self.schedulerid, t, state) def listBuilderNames(self): return self.builderNames def getPendingBuildTimes(self): return [] def create_buildset(self, ssid, reason, t, props=None, builderNames=None): db = self.parent.db if props is None: props = self.properties if builderNames is None: builderNames = self.builderNames bsid = db.create_buildset(ssid, reason, props, builderNames, t) # notify downstream schedulers so they can watch for it to complete self.parent.publish_buildset(self.name, bsid, t) return bsid
class AbstractBuildSlave(NewCredPerspective, service.MultiService): """This is the master-side representative for a remote buildbot slave. There is exactly one for each slave described in the config file (the c['slaves'] list). When buildbots connect in (.attach), they get a reference to this instance. The BotMaster object is stashed as the .botmaster attribute. The BotMaster is also our '.parent' Service. I represent a build slave -- a remote machine capable of running builds. I am instantiated by the configuration file, and can be subclassed to add extra functionality.""" implements(IBuildSlave) def __init__(self, name, password, max_builds=None, notify_on_missing=[], missing_timeout=3600, properties={}): """ @param name: botname this machine will supply when it connects @param password: password this machine will supply when it connects @param max_builds: maximum number of simultaneous builds that will be run concurrently on this buildslave (the default is None for no limit) @param properties: properties that will be applied to builds run on this slave @type properties: dictionary """ service.MultiService.__init__(self) self.slavename = name self.password = password self.botmaster = None # no buildmaster yet self.slave_status = SlaveStatus(name) self.slave = None # a RemoteReference to the Bot, when connected self.slave_commands = None self.slavebuilders = {} self.max_builds = max_builds self.properties = Properties() self.properties.update(properties, "BuildSlave") self.properties.setProperty("slavename", name, "BuildSlave") self.lastMessageReceived = 0 if isinstance(notify_on_missing, str): notify_on_missing = [notify_on_missing] self.notify_on_missing = notify_on_missing for i in notify_on_missing: assert isinstance(i, str) self.missing_timeout = missing_timeout self.missing_timer = None def update(self, new): """ Given a new BuildSlave, configure this one identically. Because BuildSlave objects are remotely referenced, we can't replace them without disconnecting the slave, yet there's no reason to do that. """ # the reconfiguration logic should guarantee this: assert self.slavename == new.slavename assert self.password == new.password assert self.__class__ == new.__class__ self.max_builds = new.max_builds def __repr__(self): if self.botmaster: builders = self.botmaster.getBuildersForSlave(self.slavename) return "<%s '%s', current builders: %s>" % \ (self.__class__.__name__, self.slavename, ','.join(map(lambda b: b.name, builders))) else: return "<%s '%s', (no builders yet)>" % \ (self.__class__.__name__, self.slavename) def setBotmaster(self, botmaster): assert not self.botmaster, "BuildSlave already has a botmaster" self.botmaster = botmaster self.startMissingTimer() def stopMissingTimer(self): if self.missing_timer: self.missing_timer.cancel() self.missing_timer = None def startMissingTimer(self): if self.notify_on_missing and self.missing_timeout and self.parent: self.stopMissingTimer() # in case it's already running self.missing_timer = reactor.callLater(self.missing_timeout, self._missing_timer_fired) def _missing_timer_fired(self): self.missing_timer = None # notify people, but only if we're still in the config if not self.parent: return buildmaster = self.botmaster.parent status = buildmaster.getStatus() text = "The Buildbot working for '%s'\n" % status.getProjectName() text += ("has noticed that the buildslave named %s went away\n" % self.slavename) text += "\n" text += ("It last disconnected at %s (buildmaster-local time)\n" % time.ctime(time.time() - self.missing_timeout)) # approx text += "\n" text += "The admin on record (as reported by BUILDSLAVE:info/admin)\n" text += "was '%s'.\n" % self.slave_status.getAdmin() text += "\n" text += "Sincerely,\n" text += " The Buildbot\n" text += " %s\n" % status.getProjectURL() subject = "Buildbot: buildslave %s was lost" % self.slavename return self._mail_missing_message(subject, text) def updateSlave(self): """Called to add or remove builders after the slave has connected. @return: a Deferred that indicates when an attached slave has accepted the new builders and/or released the old ones.""" if self.slave: return self.sendBuilderList() else: return defer.succeed(None) def updateSlaveStatus(self, buildStarted=None, buildFinished=None): if buildStarted: self.slave_status.buildStarted(buildStarted) if buildFinished: self.slave_status.buildFinished(buildFinished) def attached(self, bot): """This is called when the slave connects. @return: a Deferred that fires with a suitable pb.IPerspective to give to the slave (i.e. 'self')""" if self.slave: # uh-oh, we've got a duplicate slave. The most likely # explanation is that the slave is behind a slow link, thinks we # went away, and has attempted to reconnect, so we've got two # "connections" from the same slave, but the previous one is # stale. Give the new one precedence. log.msg("duplicate slave %s replacing old one" % self.slavename) # just in case we've got two identically-configured slaves, # report the IP addresses of both so someone can resolve the # squabble tport = self.slave.broker.transport log.msg("old slave was connected from", tport.getPeer()) log.msg("new slave is from", bot.broker.transport.getPeer()) d = self.disconnect() else: d = defer.succeed(None) # now we go through a sequence of calls, gathering information, then # tell the Botmaster that it can finally give this slave to all the # Builders that care about it. # we accumulate slave information in this 'state' dictionary, then # set it atomically if we make it far enough through the process state = {} # Reset graceful shutdown status self.slave_status.setGraceful(False) # We want to know when the graceful shutdown flag changes self.slave_status.addGracefulWatcher(self._gracefulChanged) def _log_attachment_on_slave(res): d1 = bot.callRemote("print", "attached") d1.addErrback(lambda why: None) return d1 d.addCallback(_log_attachment_on_slave) def _get_info(res): d1 = bot.callRemote("getSlaveInfo") def _got_info(info): log.msg("Got slaveinfo from '%s'" % self.slavename) # TODO: info{} might have other keys state["admin"] = info.get("admin") state["host"] = info.get("host") state["access_uri"] = info.get("access_uri", None) def _info_unavailable(why): # maybe an old slave, doesn't implement remote_getSlaveInfo log.msg("BuildSlave.info_unavailable") log.err(why) d1.addCallbacks(_got_info, _info_unavailable) return d1 d.addCallback(_get_info) def _get_version(res): d1 = bot.callRemote("getVersion") def _got_version(version): state["version"] = version def _version_unavailable(why): # probably an old slave log.msg("BuildSlave.version_unavailable") log.err(why) d1.addCallbacks(_got_version, _version_unavailable) d.addCallback(_get_version) def _get_commands(res): d1 = bot.callRemote("getCommands") def _got_commands(commands): state["slave_commands"] = commands def _commands_unavailable(why): # probably an old slave log.msg("BuildSlave._commands_unavailable") if why.check(AttributeError): return log.err(why) d1.addCallbacks(_got_commands, _commands_unavailable) return d1 d.addCallback(_get_commands) def _accept_slave(res): self.slave_status.setAdmin(state.get("admin")) self.slave_status.setHost(state.get("host")) self.slave_status.setAccessURI(state.get("access_uri")) self.slave_status.setVersion(state.get("version")) self.slave_status.setConnected(True) self.slave_commands = state.get("slave_commands") self.slave = bot log.msg("bot attached") self.messageReceivedFromSlave() self.stopMissingTimer() self.botmaster.parent.status.slaveConnected(self.slavename) return self.updateSlave() d.addCallback(_accept_slave) d.addCallback(lambda res: self.botmaster.maybeStartAllBuilds()) # Finally, the slave gets a reference to this BuildSlave. They # receive this later, after we've started using them. d.addCallback(lambda res: self) return d def messageReceivedFromSlave(self): now = time.time() self.lastMessageReceived = now self.slave_status.setLastMessageReceived(now) def detached(self, mind): self.slave = None self.slave_status.removeGracefulWatcher(self._gracefulChanged) self.slave_status.setConnected(False) log.msg("BuildSlave.detached(%s)" % self.slavename) self.botmaster.parent.status.slaveDisconnected(self.slavename) def disconnect(self): """Forcibly disconnect the slave. This severs the TCP connection and returns a Deferred that will fire (with None) when the connection is probably gone. If the slave is still alive, they will probably try to reconnect again in a moment. This is called in two circumstances. The first is when a slave is removed from the config file. In this case, when they try to reconnect, they will be rejected as an unknown slave. The second is when we wind up with two connections for the same slave, in which case we disconnect the older connection. """ if not self.slave: return defer.succeed(None) log.msg("disconnecting old slave %s now" % self.slavename) # When this Deferred fires, we'll be ready to accept the new slave return self._disconnect(self.slave) def _disconnect(self, slave): # all kinds of teardown will happen as a result of # loseConnection(), but it happens after a reactor iteration or # two. Hook the actual disconnect so we can know when it is safe # to connect the new slave. We have to wait one additional # iteration (with callLater(0)) to make sure the *other* # notifyOnDisconnect handlers have had a chance to run. d = defer.Deferred() # notifyOnDisconnect runs the callback with one argument, the # RemoteReference being disconnected. def _disconnected(rref): reactor.callLater(0, d.callback, None) slave.notifyOnDisconnect(_disconnected) tport = slave.broker.transport # this is the polite way to request that a socket be closed tport.loseConnection() try: # but really we don't want to wait for the transmit queue to # drain. The remote end is unlikely to ACK the data, so we'd # probably have to wait for a (20-minute) TCP timeout. #tport._closeSocket() # however, doing _closeSocket (whether before or after # loseConnection) somehow prevents the notifyOnDisconnect # handlers from being run. Bummer. tport.offset = 0 tport.dataBuffer = "" except: # however, these hacks are pretty internal, so don't blow up if # they fail or are unavailable log.msg("failed to accelerate the shutdown process") pass log.msg("waiting for slave to finish disconnecting") return d def sendBuilderList(self): our_builders = self.botmaster.getBuildersForSlave(self.slavename) blist = [(b.name, b.slavebuilddir) for b in our_builders] d = self.slave.callRemote("setBuilderList", blist) return d def perspective_keepalive(self): pass def addSlaveBuilder(self, sb): self.slavebuilders[sb.builder_name] = sb def removeSlaveBuilder(self, sb): try: del self.slavebuilders[sb.builder_name] except KeyError: pass def canStartBuild(self): """ I am called when a build is requested to see if this buildslave can start a build. This function can be used to limit overall concurrency on the buildslave. """ # If we're waiting to shutdown gracefully, then we shouldn't # accept any new jobs. if self.slave_status.getGraceful(): return False if self.max_builds: active_builders = [ sb for sb in self.slavebuilders.values() if sb.isBusy() ] if len(active_builders) >= self.max_builds: return False return True def _mail_missing_message(self, subject, text): # first, see if we have a MailNotifier we can use. This gives us a # fromaddr and a relayhost. buildmaster = self.botmaster.parent for st in buildmaster.statusTargets: if isinstance(st, MailNotifier): break else: # if not, they get a default MailNotifier, which always uses SMTP # to localhost and uses a dummy fromaddr of "buildbot". log.msg("buildslave-missing msg using default MailNotifier") st = MailNotifier("buildbot") # now construct the mail m = Message() m.set_payload(text) m['Date'] = formatdate(localtime=True) m['Subject'] = subject m['From'] = st.fromaddr recipients = self.notify_on_missing m['To'] = ", ".join(recipients) d = st.sendMessage(m, recipients) # return the Deferred for testing purposes return d def _gracefulChanged(self, graceful): """This is called when our graceful shutdown setting changes""" if graceful: active_builders = [ sb for sb in self.slavebuilders.values() if sb.isBusy() ] if len(active_builders) == 0: # Shut down! self.shutdown() def shutdown(self): """Shutdown the slave""" # Look for a builder with a remote reference to the client side # slave. If we can find one, then call "shutdown" on the remote # builder, which will cause the slave buildbot process to exit. d = None for b in self.slavebuilders.values(): if b.remote: d = b.remote.callRemote("shutdown") break if d: log.msg("Shutting down slave: %s" % self.slavename) # The remote shutdown call will not complete successfully since the # buildbot process exits almost immediately after getting the # shutdown request. # Here we look at the reason why the remote call failed, and if # it's because the connection was lost, that means the slave # shutdown as expected. def _errback(why): if why.check(twisted.spread.pb.PBConnectionLost): log.msg("Lost connection to %s" % self.slavename) else: log.err("Unexpected error when trying to shutdown %s" % self.slavename) d.addErrback(_errback) return d log.err("Couldn't find remote builder to shut down slave") return defer.succeed(None)
class TestProperties(unittest.TestCase): def setUp(self): self.props = Properties() def testDictBehavior(self): self.props.setProperty("do-tests", 1, "scheduler") self.props.setProperty("do-install", 2, "scheduler") self.assert_(self.props.has_key('do-tests')) self.failUnlessEqual(self.props['do-tests'], 1) self.failUnlessEqual(self.props['do-install'], 2) self.assertRaises(KeyError, lambda : self.props['do-nothing']) self.failUnlessEqual(self.props.getProperty('do-install'), 2) def testAsList(self): self.props.setProperty("happiness", 7, "builder") self.props.setProperty("flames", True, "tester") self.assertEqual(sorted(self.props.asList()), [ ('flames', True, 'tester'), ('happiness', 7, 'builder') ]) def testAsDict(self): self.props.setProperty("msi_filename", "product.msi", 'packager') self.props.setProperty("dmg_filename", "product.dmg", 'packager') self.assertEqual(self.props.asDict(), dict(msi_filename=('product.msi', 'packager'), dmg_filename=('product.dmg', 'packager'))) def testUpdate(self): self.props.setProperty("x", 24, "old") newprops = { 'a' : 1, 'b' : 2 } self.props.update(newprops, "new") self.failUnlessEqual(self.props.getProperty('x'), 24) self.failUnlessEqual(self.props.getPropertySource('x'), 'old') self.failUnlessEqual(self.props.getProperty('a'), 1) self.failUnlessEqual(self.props.getPropertySource('a'), 'new') def testUpdateFromProperties(self): self.props.setProperty("a", 94, "old") self.props.setProperty("x", 24, "old") newprops = Properties() newprops.setProperty('a', 1, "new") newprops.setProperty('b', 2, "new") self.props.updateFromProperties(newprops) self.failUnlessEqual(self.props.getProperty('x'), 24) self.failUnlessEqual(self.props.getPropertySource('x'), 'old') self.failUnlessEqual(self.props.getProperty('a'), 1) self.failUnlessEqual(self.props.getPropertySource('a'), 'new') def testUpdateFromPropertiesNoRuntime(self): self.props.setProperty("a", 94, "old") self.props.setProperty("b", 84, "old") self.props.setProperty("x", 24, "old") newprops = Properties() newprops.setProperty('a', 1, "new", runtime=True) newprops.setProperty('b', 2, "new", runtime=False) newprops.setProperty('c', 3, "new", runtime=True) newprops.setProperty('d', 3, "new", runtime=False) self.props.updateFromPropertiesNoRuntime(newprops) self.failUnlessEqual(self.props.getProperty('a'), 94) self.failUnlessEqual(self.props.getPropertySource('a'), 'old') self.failUnlessEqual(self.props.getProperty('b'), 2) self.failUnlessEqual(self.props.getPropertySource('b'), 'new') self.failUnlessEqual(self.props.getProperty('c'), None) # not updated self.failUnlessEqual(self.props.getProperty('d'), 3) self.failUnlessEqual(self.props.getPropertySource('d'), 'new') self.failUnlessEqual(self.props.getProperty('x'), 24) self.failUnlessEqual(self.props.getPropertySource('x'), 'old')
class AbstractWorker(service.BuildbotService, object): """This is the master-side representative for a remote buildbot worker. There is exactly one for each worker described in the config file (the c['workers'] list). When buildbots connect in (.attach), they get a reference to this instance. The BotMaster object is stashed as the .botmaster attribute. The BotMaster is also our '.parent' Service. I represent a worker -- a remote machine capable of running builds. I am instantiated by the configuration file, and can be subclassed to add extra functionality.""" implements(IWorker) # reconfig workers after builders reconfig_priority = 64 def checkConfig(self, name, password, max_builds=None, notify_on_missing=None, missing_timeout=10 * 60, # Ten minutes properties=None, locks=None, keepalive_interval=3600): """ @param name: botname this machine will supply when it connects @param password: password this machine will supply when it connects @param max_builds: maximum number of simultaneous builds that will be run concurrently on this worker (the default is None for no limit) @param properties: properties that will be applied to builds run on this worker @type properties: dictionary @param locks: A list of locks that must be acquired before this worker can be used @type locks: dictionary """ self.name = name = ascii2unicode(name) if properties is None: properties = {} self.password = password # protocol registration self.registration = None # these are set when the service is started self.manager = None self.workerid = None self.worker_status = WorkerStatus(name) self.worker_commands = None self.workerforbuilders = {} self.max_builds = max_builds self.access = [] if locks: self.access = locks self.lock_subscriptions = [] self.properties = Properties() self.properties.update(properties, "Worker") self.properties.setProperty("slavename", name, "Worker (deprecated)") self.properties.setProperty("workername", name, "Worker") self.lastMessageReceived = 0 if notify_on_missing is None: notify_on_missing = [] if isinstance(notify_on_missing, str): notify_on_missing = [notify_on_missing] self.notify_on_missing = notify_on_missing for i in notify_on_missing: if not isinstance(i, str): config.error( 'notify_on_missing arg %r is not a string' % (i,)) self.missing_timeout = missing_timeout self.missing_timer = None # a protocol connection, if we're currently connected self.conn = None self._old_builder_list = None def __repr__(self): return "<%s %r>" % (self.__class__.__name__, self.name) @property def workername(self): # workername is now an alias to twisted.Service's name return self.name deprecatedWorkerClassProperty(locals(), workername) @property def botmaster(self): if self.master is None: return None return self.master.botmaster def updateLocks(self): """Convert the L{LockAccess} objects in C{self.locks} into real lock objects, while also maintaining the subscriptions to lock releases.""" # unsubscribe from any old locks for s in self.lock_subscriptions: s.unsubscribe() # convert locks into their real form locks = [(self.botmaster.getLockFromLockAccess(a), a) for a in self.access] self.locks = [(l.getLock(self), la) for l, la in locks] self.lock_subscriptions = [l.subscribeToReleases(self._lockReleased) for l, la in self.locks] def locksAvailable(self): """ I am called to see if all the locks I depend on are available, in which I return True, otherwise I return False """ if not self.locks: return True for lock, access in self.locks: if not lock.isAvailable(self, access): return False return True def acquireLocks(self): """ I am called when a build is preparing to run. I try to claim all the locks that are needed for a build to happen. If I can't, then my caller should give up the build and try to get another worker to look at it. """ log.msg("acquireLocks(worker %s, locks %s)" % (self, self.locks)) if not self.locksAvailable(): log.msg("worker %s can't lock, giving up" % (self, )) return False # all locks are available, claim them all for lock, access in self.locks: lock.claim(self, access) return True def releaseLocks(self): """ I am called to release any locks after a build has finished """ log.msg("releaseLocks(%s): %s" % (self, self.locks)) for lock, access in self.locks: lock.release(self, access) def _lockReleased(self): """One of the locks for this worker was released; try scheduling builds.""" if not self.botmaster: return # oh well.. self.botmaster.maybeStartBuildsForWorker(self.name) def _applyWorkerInfo(self, info): if not info: return self.worker_status.setAdmin(info.get("admin")) self.worker_status.setHost(info.get("host")) self.worker_status.setAccessURI(info.get("access_uri", None)) self.worker_status.setVersion(info.get("version", "(unknown)")) @defer.inlineCallbacks def _getWorkerInfo(self): worker = yield self.master.data.get( ('workers', self.workerid)) self._applyWorkerInfo(worker['workerinfo']) def setServiceParent(self, parent): # botmaster needs to set before setServiceParent which calls # startService self.manager = parent return service.BuildbotService.setServiceParent(self, parent) @defer.inlineCallbacks def startService(self): self.updateLocks() self.startMissingTimer() self.workerid = yield self.master.data.updates.findWorkerId( self.name) yield self._getWorkerInfo() yield service.BuildbotService.startService(self) @defer.inlineCallbacks def reconfigService(self, name, password, max_builds=None, notify_on_missing=None, missing_timeout=3600, properties=None, locks=None, keepalive_interval=3600): # Given a Worker config arguments, configure this one identically. # Because Worker objects are remotely referenced, we can't replace them # without disconnecting the worker, yet there's no reason to do that. assert self.name == name self.password = password # adopt new instance's configuration parameters self.max_builds = max_builds self.access = [] if locks: self.access = locks self.notify_on_missing = notify_on_missing if self.missing_timeout != missing_timeout: running_missing_timer = self.missing_timer self.stopMissingTimer() self.missing_timeout = missing_timeout if running_missing_timer: self.startMissingTimer() if properties is None: properties = {} self.properties = Properties() self.properties.update(properties, "Worker") self.properties.setProperty("slavename", name, "Worker (deprecated)") self.properties.setProperty("workername", name, "Worker") # update our records with the worker manager if not self.registration: self.registration = yield self.master.workers.register(self) yield self.registration.update(self, self.master.config) self.updateLocks() bids = [ b._builderid for b in self.botmaster.getBuildersForWorker(self.name)] yield self.master.data.updates.workerConfigured(self.workerid, self.master.masterid, bids) # update the attached worker's notion of which builders are attached. # This assumes that the relevant builders have already been configured, # which is why the reconfig_priority is set low in this class. yield self.updateWorker() @defer.inlineCallbacks def stopService(self): if self.registration: yield self.registration.unregister() self.registration = None self.stopMissingTimer() # mark this worker as configured for zero builders in this master yield self.master.data.updates.workerConfigured(self.workerid, self.master.masterid, []) yield service.BuildbotService.stopService(self) def startMissingTimer(self): if self.notify_on_missing and self.missing_timeout and self.parent: self.stopMissingTimer() # in case it's already running self.missing_timer = self.master.reactor.callLater(self.missing_timeout, self._missing_timer_fired) def stopMissingTimer(self): if self.missing_timer: self.missing_timer.cancel() self.missing_timer = None def isConnected(self): return self.conn def _missing_timer_fired(self): self.missing_timer = None # notify people, but only if we're still in the config if not self.parent: return buildmaster = self.botmaster.master status = buildmaster.getStatus() text = "The Buildbot working for '%s'\n" % status.getTitle() text += ("has noticed that the worker named %s went away\n" % self.name) text += "\n" text += ("It last disconnected at %s (buildmaster-local time)\n" % time.ctime(time.time() - self.missing_timeout)) # approx text += "\n" text += "The admin on record (as reported by WORKER:info/admin)\n" text += "was '%s'.\n" % self.worker_status.getAdmin() text += "\n" text += "Sincerely,\n" text += " The Buildbot\n" text += " %s\n" % status.getTitleURL() text += "\n" text += "%s\n" % status.getURLForThing(self.worker_status) subject = "Buildbot: worker %s was lost" % (self.name,) return self._mail_missing_message(subject, text) def updateWorker(self): """Called to add or remove builders after the worker has connected. @return: a Deferred that indicates when an attached worker has accepted the new builders and/or released the old ones.""" if self.conn: return self.sendBuilderList() else: return defer.succeed(None) @defer.inlineCallbacks def attached(self, conn): """This is called when the worker connects.""" metrics.MetricCountEvent.log("AbstractWorker.attached_workers", 1) # now we go through a sequence of calls, gathering information, then # tell the Botmaster that it can finally give this worker to all the # Builders that care about it. # Reset graceful shutdown status self.worker_status.setGraceful(False) # We want to know when the graceful shutdown flag changes self.worker_status.addGracefulWatcher(self._gracefulChanged) self.conn = conn self._old_builder_list = None # clear builder list before proceed self.worker_status.addPauseWatcher(self._pauseChanged) self.worker_status.setConnected(True) self._applyWorkerInfo(conn.info) self.worker_commands = conn.info.get("slave_commands", {}) self.worker_environ = conn.info.get("environ", {}) self.worker_basedir = conn.info.get("basedir", None) self.worker_system = conn.info.get("system", None) self.conn.notifyOnDisconnect(self.detached) workerinfo = { 'admin': conn.info.get('admin'), 'host': conn.info.get('host'), 'access_uri': conn.info.get('access_uri'), 'version': conn.info.get('version') } yield self.master.data.updates.workerConnected( workerid=self.workerid, masterid=self.master.masterid, workerinfo=workerinfo ) if self.worker_system == "nt": self.path_module = namedModule("ntpath") else: # most everything accepts / as separator, so posix should be a # reasonable fallback self.path_module = namedModule("posixpath") log.msg("bot attached") self.messageReceivedFromWorker() self.stopMissingTimer() self.master.status.workerConnected(self.name) yield self.updateWorker() yield self.botmaster.maybeStartBuildsForWorker(self.name) def messageReceivedFromWorker(self): now = time.time() self.lastMessageReceived = now self.worker_status.setLastMessageReceived(now) @defer.inlineCallbacks def detached(self): metrics.MetricCountEvent.log("AbstractWorker.attached_workers", -1) self.conn = None self._old_builder_list = [] self.worker_status.removeGracefulWatcher(self._gracefulChanged) self.worker_status.removePauseWatcher(self._pauseChanged) self.worker_status.setConnected(False) log.msg("Worker.detached(%s)" % (self.name,)) self.master.status.workerDisconnected(self.name) self.releaseLocks() yield self.master.data.updates.workerDisconnected( workerid=self.workerid, masterid=self.master.masterid, ) def disconnect(self): """Forcibly disconnect the worker. This severs the TCP connection and returns a Deferred that will fire (with None) when the connection is probably gone. If the worker is still alive, they will probably try to reconnect again in a moment. This is called in two circumstances. The first is when a worker is removed from the config file. In this case, when they try to reconnect, they will be rejected as an unknown worker. The second is when we wind up with two connections for the same worker, in which case we disconnect the older connection. """ if self.conn is None: return defer.succeed(None) log.msg("disconnecting old worker %s now" % (self.name,)) # When this Deferred fires, we'll be ready to accept the new worker return self._disconnect(self.conn) def _disconnect(self, conn): # all kinds of teardown will happen as a result of # loseConnection(), but it happens after a reactor iteration or # two. Hook the actual disconnect so we can know when it is safe # to connect the new worker. We have to wait one additional # iteration (with callLater(0)) to make sure the *other* # notifyOnDisconnect handlers have had a chance to run. d = defer.Deferred() # notifyOnDisconnect runs the callback def _disconnected(): eventually(d.callback, None) conn.notifyOnDisconnect(_disconnected) conn.loseConnection() log.msg("waiting for worker to finish disconnecting") return d def sendBuilderList(self): our_builders = self.botmaster.getBuildersForWorker(self.name) blist = [(b.name, b.config.workerbuilddir) for b in our_builders] if blist == self._old_builder_list: return defer.succeed(None) d = self.conn.remoteSetBuilderList(builders=blist) @d.addCallback def sentBuilderList(ign): self._old_builder_list = blist return ign return d def shutdownRequested(self): log.msg("worker %s wants to shut down" % (self.name,)) self.worker_status.setGraceful(True) def addWorkerForBuilder(self, wfb): self.workerforbuilders[wfb.builder_name] = wfb def removeWorkerForBuilder(self, wfb): try: del self.workerforbuilders[wfb.builder_name] except KeyError: pass def buildFinished(self, wfb): """This is called when a build on this worker is finished.""" self.botmaster.maybeStartBuildsForWorker(self.name) def canStartBuild(self): """ I am called when a build is requested to see if this worker can start a build. This function can be used to limit overall concurrency on the worker. Note for subclassers: if a worker can become willing to start a build without any action on that worker (for example, by a resource in use on another worker becoming available), then you must arrange for L{maybeStartBuildsForWorker} to be called at that time, or builds on this worker will not start. """ if self.worker_status.isPaused(): return False # If we're waiting to shutdown gracefully, then we shouldn't # accept any new jobs. if self.worker_status.getGraceful(): return False if self.max_builds: active_builders = [sb for sb in itervalues(self.workerforbuilders) if sb.isBusy()] if len(active_builders) >= self.max_builds: return False if not self.locksAvailable(): return False return True def _mail_missing_message(self, subject, text): # FIXME: This should be handled properly via the event api # we should send a missing message on the mq, and let any reporter # handle that # first, see if we have a MailNotifier we can use. This gives us a # fromaddr and a relayhost. buildmaster = self.botmaster.master for st in buildmaster.services: if isinstance(st, MailNotifier): break else: # if not, they get a default MailNotifier, which always uses SMTP # to localhost and uses a dummy fromaddr of "buildbot". log.msg("worker-missing msg using default MailNotifier") st = MailNotifier("buildbot") # now construct the mail m = Message() m.set_payload(text) m['Date'] = formatdate(localtime=True) m['Subject'] = subject m['From'] = st.fromaddr recipients = self.notify_on_missing m['To'] = ", ".join(recipients) d = st.sendMessage(m, recipients) # return the Deferred for testing purposes return d def _gracefulChanged(self, graceful): """This is called when our graceful shutdown setting changes""" self.maybeShutdown() @defer.inlineCallbacks def shutdown(self): """Shutdown the worker""" if not self.conn: log.msg("no remote; worker is already shut down") return yield self.conn.remoteShutdown() def maybeShutdown(self): """Shut down this worker if it has been asked to shut down gracefully, and has no active builders.""" if not self.worker_status.getGraceful(): return active_builders = [sb for sb in itervalues(self.workerforbuilders) if sb.isBusy()] if active_builders: return d = self.shutdown() d.addErrback(log.err, 'error while shutting down worker') def _pauseChanged(self, paused): if paused is True: self.botmaster.master.status.workerPaused(self.name) else: self.botmaster.master.status.workerUnpaused(self.name) def pause(self): """Stop running new builds on the worker.""" self.worker_status.setPaused(True) def unpause(self): """Restart running new builds on the worker.""" self.worker_status.setPaused(False) self.botmaster.maybeStartBuildsForWorker(self.name) def isPaused(self): return self.worker_status.isPaused()
class BaseScheduler(service.MultiService, ComparableMixin): """ Base class for all schedulers; this provides the equipment to manage reconfigurations and to handle basic scheduler state. It also provides utility methods to begin various sorts of builds. Subclasses should add any configuration-derived attributes to C{base.Scheduler.compare_attrs}. """ compare_attrs = ('name', 'builderNames', 'properties') def __init__(self, name, builderNames, properties): """ Initialize a Scheduler. @param name: name of this scheduler (used as a key for state) @type name: unicode @param builderNames: list of builders this scheduler may start @type builderNames: list of unicode @param properties: properties to add to builds triggered by this scheduler @type properties: dictionary @param consumeChanges: true if this scheduler wishes to be informed about the addition of new changes. Defaults to False. This should be passed explicitly from subclasses to indicate their interest in consuming changes. @type consumeChanges: boolean """ service.MultiService.__init__(self) self.name = name "name of this scheduler; used to identify replacements on reconfig" errmsg = ("The builderNames argument to a scheduler must be a list " "of Builder names.") assert isinstance(builderNames, (list, tuple)), errmsg for b in builderNames: assert isinstance(b, str), errmsg self.builderNames = builderNames "list of builder names to start in each buildset" self.properties = Properties() "properties that are contributed to each buildset" self.properties.update(properties, "Scheduler") self.properties.setProperty("scheduler", name, "Scheduler") self.schedulerid = None """ID of this scheduler; set just before the scheduler starts, and set to None after stopService is complete.""" self.master = None """BuildMaster instance; set just before the scheduler starts, and set to None after stopService is complete.""" # internal variables self._change_subscription = None self._state_lock = defer.DeferredLock() self._change_consumption_lock = defer.DeferredLock() ## service handling def _setUpScheduler(self, schedulerid, master, manager): # this is called by SchedulerManager *before* startService self.schedulerid = schedulerid self.master = master def startService(self): service.MultiService.startService(self) def stopService(self): d = defer.maybeDeferred(self._stopConsumingChanges) d.addCallback(lambda _: service.MultiService.stopService(self)) return d def _shutDownScheduler(self): # called by SchedulerManager *after* stopService is complete self.schedulerid = None self.master = None ## state management class Thunk: pass def getState(self, key, default=Thunk): """ For use by subclasses; get a named state value from the scheduler's state, defaulting to DEFAULT; raises C{KeyError} if default is not given and no value exists. Scheduler must be started. Returns the value via a deferred. """ d = self.master.db.schedulers.getState(self.schedulerid) def get_value(state_dict): if key in state_dict: return state_dict[key] if default is BaseScheduler.Thunk: raise KeyError("state key '%s' not found" % (key, )) return default d.addCallback(get_value) return d @util.deferredLocked('_state_lock') def setState(self, key, value): """ For use by subclasses; set a named state value in the scheduler's persistent state. Note that value must be json-able. Returns a Deferred. Note that this method is safe if called simultaneously in the same process, although it is not safe between processes. """ d = self.master.db.schedulers.getState(self.schedulerid) def set_value_and_store(state_dict): state_dict[key] = value return self.master.db.schedulers.setState(self.schedulerid, state_dict) d.addCallback(set_value_and_store) ## status queries # TODO: these aren't compatible with distributed schedulers def listBuilderNames(self): "Returns the list of builder names" return self.builderNames def getPendingBuildTimes(self): "Returns a list of the next times that builds are scheduled, if known." return [] ## change handling def startConsumingChanges(self, fileIsImportant=None, change_filter=None): """ Subclasses should call this method from startService to register to receive changes. The BaseScheduler class will take care of filtering the changes (using change_filter) and (if fileIsImportant is not None) classifying them. See L{gotChange}. Returns a Deferred. @param fileIsImportant: a callable provided by the user to distinguish important and unimportant changes @type fileIsImportant: callable @param change_filter: a filter to determine which changes are even considered by this scheduler, or C{None} to consider all changes @type change_filter: L{buildbot.changes.filter.ChangeFilter} instance """ assert fileIsImportant is None or callable(fileIsImportant) # register for changes with master assert not self._change_subscription def changeCallback(change): # ignore changes delivered while we're not running if not self._change_subscription: return if change_filter and not change_filter.filter_change(change): return if fileIsImportant: try: important = fileIsImportant(change) except: log.err(failure.Failure(), 'in fileIsImportant check for %s' % change) return else: important = True # use change_consumption_lock to ensure the service does not stop # while this change is being processed d = self._change_consumption_lock.acquire() d.addCallback(lambda _: self.gotChange(change, important)) def release(x): self._change_consumption_lock.release() d.addBoth(release) d.addErrback(log.err, 'while processing change') self._change_subscription = self.master.subscribeToChanges( changeCallback) return defer.succeed(None) def _stopConsumingChanges(self): # (note: called automatically in stopService) # acquire the lock change consumption lock to ensure that any change # consumption is complete before we are done stopping consumption d = self._change_consumption_lock.acquire() def stop(x): if self._change_subscription: self._change_subscription.unsubscribe() self._change_subscription = None self._change_consumption_lock.release() d.addBoth(stop) return d def gotChange(self, change, important): """ Called when a change is received; returns a Deferred. If the C{fileIsImportant} parameter to C{startConsumingChanges} was C{None}, then all changes are considered important. @param change: the new change object @type change: L{buildbot.changes.changes.Change} instance @param important: true if this is an important change, according to C{fileIsImportant}. @type important: boolean @returns: Deferred """ raise NotImplementedError ## starting bulids def addBuildsetForLatest(self, reason='', external_idstring=None, branch=None, repository='', project='', builderNames=None, properties=None): """ Add a buildset for the 'latest' source in the given branch, repository, and project. This will create a relative sourcestamp for the buildset. This method will add any properties provided to the scheduler constructor to the buildset, and will call the master's addBuildset method with the appropriate parameters. @param reason: reason for this buildset @type reason: unicode string @param external_idstring: external identifier for this buildset, or None @param branch: branch to build (note that None often has a special meaning) @param repository: repository name for sourcestamp @param project: project name for sourcestamp @param builderNames: builders to name in the buildset (defaults to C{self.builderNames}) @param properties: a properties object containing initial properties for the buildset @type properties: L{buildbot.process.properties.Properties} @returns: (buildset ID, buildrequest IDs) via Deferred """ d = self.master.db.sourcestamps.addSourceStamp(branch=branch, revision=None, repository=repository, project=project) d.addCallback(self.addBuildsetForSourceStamp, reason=reason, external_idstring=external_idstring, builderNames=builderNames, properties=properties) return d def addBuildsetForChanges(self, reason='', external_idstring=None, changeids=[], builderNames=None, properties=None): """ Add a buildset for the combination of the given changesets, creating a sourcestamp based on those changes. The sourcestamp for the buildset will reference all of the indicated changes. This method will add any properties provided to the scheduler constructor to the buildset, and will call the master's addBuildset method with the appropriate parameters. @param reason: reason for this buildset @type reason: unicode string @param external_idstring: external identifier for this buildset, or None @param changeids: nonempty list of changes to include in this buildset @param builderNames: builders to name in the buildset (defaults to C{self.builderNames}) @param properties: a properties object containing initial properties for the buildset @type properties: L{buildbot.process.properties.Properties} @returns: (buildset ID, buildrequest IDs) via Deferred """ assert changeids is not [] # attributes for this sourcestamp will be based on the most recent # change, so fetch the change with the highest id d = self.master.db.changes.getChange(max(changeids)) def chdict2change(chdict): if not chdict: return None return changes.Change.fromChdict(self.master, chdict) d.addCallback(chdict2change) def create_sourcestamp(change): return self.master.db.sourcestamps.addSourceStamp( branch=change.branch, revision=change.revision, repository=change.repository, project=change.project, changeids=changeids) d.addCallback(create_sourcestamp) d.addCallback(self.addBuildsetForSourceStamp, reason=reason, external_idstring=external_idstring, builderNames=builderNames, properties=properties) return d def addBuildsetForSourceStamp(self, ssid, reason='', external_idstring=None, properties=None, builderNames=None): """ Add a buildset for the given, already-existing sourcestamp. This method will add any properties provided to the scheduler constructor to the buildset, and will call the master's L{BuildMaster.addBuildset} method with the appropriate parameters, and return the same result. @param reason: reason for this buildset @type reason: unicode string @param external_idstring: external identifier for this buildset, or None @param properties: a properties object containing initial properties for the buildset @type properties: L{buildbot.process.properties.Properties} @param builderNames: builders to name in the buildset (defaults to C{self.builderNames}) @returns: (buildset ID, buildrequest IDs) via Deferred """ # combine properties if properties: properties.updateFromProperties(self.properties) else: properties = self.properties # apply the default builderNames if not builderNames: builderNames = self.builderNames # translate properties object into a dict as required by the # addBuildset method properties_dict = properties.asDict() # add the buildset return self.master.addBuildset(ssid=ssid, reason=reason, properties=properties_dict, builderNames=builderNames, external_idstring=external_idstring)
def oneTest(self, props, expected): p = Properties() p.update(props, "test") r = repo.RepoDownloadsFromProperties(list(props)) self.assertEqual(r.getRenderingFor(p), expected)
class BaseScheduler(ClusteredBuildbotService, StateMixin): DEFAULT_CODEBASES = {'': {}} compare_attrs = ClusteredBuildbotService.compare_attrs + \ ('builderNames', 'properties', 'codebases') def __init__(self, name, builderNames, properties=None, codebases=None): super().__init__(name=name) if codebases is None: codebases = self.DEFAULT_CODEBASES.copy() ok = True if interfaces.IRenderable.providedBy(builderNames): pass elif isinstance(builderNames, (list, tuple)): for b in builderNames: if not isinstance(b, str) and \ not interfaces.IRenderable.providedBy(b): ok = False else: ok = False if not ok: config.error( "The builderNames argument to a scheduler must be a list " "of Builder names or an IRenderable object that will render" "to a list of builder names.") self.builderNames = builderNames if properties is None: properties = {} self.properties = Properties() self.properties.update(properties, "Scheduler") self.properties.setProperty("scheduler", name, "Scheduler") self.objectid = None # Set the codebases that are necessary to process the changes # These codebases will always result in a sourcestamp with or without # changes known_keys = set(['branch', 'repository', 'revision']) if codebases is None: config.error("Codebases cannot be None") elif isinstance(codebases, list): codebases = dict((codebase, {}) for codebase in codebases) elif not isinstance(codebases, dict): config.error( "Codebases must be a dict of dicts, or list of strings") else: for codebase, attrs in codebases.items(): if not isinstance(attrs, dict): config.error("Codebases must be a dict of dicts") else: unk = set(attrs) - known_keys if unk: config.error(f"Unknown codebase keys {', '.join(unk)} " f"for codebase {codebase}") self.codebases = codebases # internal variables self._change_consumer = None self._enable_consumer = None self._change_consumption_lock = defer.DeferredLock() self.enabled = True def reconfigService(self, *args, **kwargs): raise NotImplementedError() # activity handling @defer.inlineCallbacks def activate(self): if not self.enabled: return None # even if we aren't called via _activityPoll(), at this point we # need to ensure the service id is set correctly if self.serviceid is None: self.serviceid = yield self._getServiceId() assert self.serviceid is not None schedulerData = yield self._getScheduler(self.serviceid) if schedulerData: self.enabled = schedulerData['enabled'] if not self._enable_consumer: yield self.startConsumingEnableEvents() return None def _enabledCallback(self, key, msg): if msg['enabled']: self.enabled = True d = self.activate() else: d = self.deactivate() def fn(x): self.enabled = False d.addCallback(fn) return d @defer.inlineCallbacks def deactivate(self): if not self.enabled: return None yield self._stopConsumingChanges() return None # service handling def _getServiceId(self): return self.master.data.updates.findSchedulerId(self.name) def _getScheduler(self, sid): return self.master.db.schedulers.getScheduler(sid) def _claimService(self): return self.master.data.updates.trySetSchedulerMaster(self.serviceid, self.master.masterid) def _unclaimService(self): return self.master.data.updates.trySetSchedulerMaster(self.serviceid, None) # status queries # deprecated: these aren't compatible with distributed schedulers def listBuilderNames(self): return self.builderNames # change handling @defer.inlineCallbacks def startConsumingChanges(self, fileIsImportant=None, change_filter=None, onlyImportant=False): assert fileIsImportant is None or callable(fileIsImportant) # register for changes with the data API assert not self._change_consumer self._change_consumer = yield self.master.mq.startConsuming( lambda k, m: self._changeCallback(k, m, fileIsImportant, change_filter, onlyImportant), ('changes', None, 'new')) @defer.inlineCallbacks def startConsumingEnableEvents(self): assert not self._enable_consumer self._enable_consumer = yield self.master.mq.startConsuming( self._enabledCallback, ('schedulers', str(self.serviceid), 'updated')) @defer.inlineCallbacks def _changeCallback(self, key, msg, fileIsImportant, change_filter, onlyImportant): # ignore changes delivered while we're not running if not self._change_consumer: return # get a change object, since the API requires it chdict = yield self.master.db.changes.getChange(msg['changeid']) change = yield changes.Change.fromChdict(self.master, chdict) # filter it if change_filter: # There has been a change in how Gerrit handles branches in Buildbot 3.5 - ref-updated # events will now emit proper branch instead of refs/heads/<branch>. Below we detect # whether this breaks change filters. change_filter_may_be_broken = \ change.category == 'ref-updated' and not change.branch.startswith('refs/') if change_filter_may_be_broken: old_change = copy.deepcopy(change) old_change.branch = f'refs/heads/{old_change.branch}' old_filter_result = change_filter.filter_change(old_change) new_filter_result = change_filter.filter_change(change) if old_filter_result != new_filter_result and \ 'refs/heads/' in repr(change_filter.checks['branch']): warn_deprecated('3.5.0', 'Change filters must not expect ref-updated events from ' 'Gerrit to include refs/heads prefix for the branch attr.') if not old_filter_result: return else: if not new_filter_result: return else: if not change_filter.filter_change(change): return if change.codebase not in self.codebases: log.msg(format='change contains codebase %(codebase)s that is ' 'not processed by scheduler %(name)s', codebase=change.codebase, name=self.name) return if fileIsImportant: try: important = fileIsImportant(change) if not important and onlyImportant: return except Exception: log.err(failure.Failure(), f'in fileIsImportant check for {change}') return else: important = True # use change_consumption_lock to ensure the service does not stop # while this change is being processed d = self._change_consumption_lock.run( self.gotChange, change, important) d.addErrback(log.err, 'while processing change') def _stopConsumingChanges(self): # (note: called automatically in deactivate) # acquire the lock change consumption lock to ensure that any change # consumption is complete before we are done stopping consumption def stop(): if self._change_consumer: self._change_consumer.stopConsuming() self._change_consumer = None return self._change_consumption_lock.run(stop) def gotChange(self, change, important): raise NotImplementedError # starting builds @defer.inlineCallbacks def addBuildsetForSourceStampsWithDefaults(self, reason, sourcestamps=None, waited_for=False, properties=None, builderNames=None, **kw): if sourcestamps is None: sourcestamps = [] # convert sourcestamps to a dictionary keyed by codebase stampsByCodebase = {} for ss in sourcestamps: cb = ss['codebase'] if cb in stampsByCodebase: raise RuntimeError("multiple sourcestamps with same codebase") stampsByCodebase[cb] = ss # Merge codebases with the passed list of sourcestamps # This results in a new sourcestamp for each codebase stampsWithDefaults = [] for codebase in self.codebases: cb = yield self.getCodebaseDict(codebase) ss = { 'codebase': codebase, 'repository': cb.get('repository', ''), 'branch': cb.get('branch', None), 'revision': cb.get('revision', None), 'project': '', } # apply info from passed sourcestamps onto the configured default # sourcestamp attributes for this codebase. ss.update(stampsByCodebase.get(codebase, {})) stampsWithDefaults.append(ss) # fill in any supplied sourcestamps that aren't for a codebase in the # scheduler's codebase dictionary for codebase in set(stampsByCodebase) - set(self.codebases): cb = stampsByCodebase[codebase] ss = { 'codebase': codebase, 'repository': cb.get('repository', ''), 'branch': cb.get('branch', None), 'revision': cb.get('revision', None), 'project': '', } stampsWithDefaults.append(ss) rv = yield self.addBuildsetForSourceStamps( sourcestamps=stampsWithDefaults, reason=reason, waited_for=waited_for, properties=properties, builderNames=builderNames, **kw) return rv def getCodebaseDict(self, codebase): # Hook for subclasses to change codebase parameters when a codebase does # not have a change associated with it. try: return defer.succeed(self.codebases[codebase]) except KeyError: return defer.fail() @defer.inlineCallbacks def addBuildsetForChanges(self, waited_for=False, reason='', external_idstring=None, changeids=None, builderNames=None, properties=None, **kw): if changeids is None: changeids = [] changesByCodebase = {} def get_last_change_for_codebase(codebase): return max(changesByCodebase[codebase], key=lambda change: change["changeid"]) # Changes are retrieved from database and grouped by their codebase for changeid in changeids: chdict = yield self.master.db.changes.getChange(changeid) changesByCodebase.setdefault(chdict["codebase"], []).append(chdict) sourcestamps = [] for codebase in sorted(self.codebases): if codebase not in changesByCodebase: # codebase has no changes # create a sourcestamp that has no changes cb = yield self.getCodebaseDict(codebase) ss = { 'codebase': codebase, 'repository': cb.get('repository', ''), 'branch': cb.get('branch', None), 'revision': cb.get('revision', None), 'project': '', } else: lastChange = get_last_change_for_codebase(codebase) ss = lastChange['sourcestampid'] sourcestamps.append(ss) # add one buildset, using the calculated sourcestamps bsid, brids = yield self.addBuildsetForSourceStamps( waited_for, sourcestamps=sourcestamps, reason=reason, external_idstring=external_idstring, builderNames=builderNames, properties=properties, **kw) return (bsid, brids) @defer.inlineCallbacks def addBuildsetForSourceStamps(self, waited_for=False, sourcestamps=None, reason='', external_idstring=None, properties=None, builderNames=None, **kw): if sourcestamps is None: sourcestamps = [] # combine properties if properties: properties.updateFromProperties(self.properties) else: properties = self.properties # make a fresh copy that we actually can modify safely properties = Properties.fromDict(properties.asDict()) # make extra info available from properties.render() properties.master = self.master properties.sourcestamps = [] properties.changes = [] for ss in sourcestamps: if isinstance(ss, int): # fetch actual sourcestamp and changes from data API properties.sourcestamps.append( (yield self.master.data.get(('sourcestamps', ss)))) properties.changes.extend( (yield self.master.data.get(('sourcestamps', ss, 'changes')))) else: # sourcestamp with no change, see addBuildsetForChanges properties.sourcestamps.append(ss) for c in properties.changes: properties.updateFromProperties(Properties.fromDict(c['properties'])) # apply the default builderNames if not builderNames: builderNames = self.builderNames # dynamically get the builder list to schedule builderNames = yield properties.render(builderNames) # Get the builder ids # Note that there is a data.updates.findBuilderId(name) # but that would merely only optimize the single builder case, while # probably the multiple builder case will be severely impacted by the # several db requests needed. builderids = [] for bldr in (yield self.master.data.get(('builders', ))): if bldr['name'] in builderNames: builderids.append(bldr['builderid']) # translate properties object into a dict as required by the # addBuildset method properties_dict = yield properties.render(properties.asDict()) bsid, brids = yield self.master.data.updates.addBuildset( scheduler=self.name, sourcestamps=sourcestamps, reason=reason, waited_for=waited_for, properties=properties_dict, builderids=builderids, external_idstring=external_idstring, **kw) return (bsid, brids)