class DarkserverConsumer(fedmsg.consumers.FedmsgConsumer):
topic = 'org.fedoraproject.prod.buildsys.build.state.change'
config_key = 'darkserver.consumer.enabled'
def __init__(self, *args, **kwargs):
super(DarkserverConsumer, self).__init__(*args, **kwargs)
self.config = get_redis_config()
self.jobqueue = Queue('jobqueue', self.config)
self.jobqueue.connect()
print 'DarkserverConsumer ready for action'
def consume(self, msg):
""" Consumer the koji messages
"""
msg_body = msg['body']
completed = msg_body['msg']['new'] == 1
if completed:
build_id = msg_body['msg']['build_id']
instance = msg_body['msg']['instance']
release = msg_body['msg']['release'].split('.')[-1]
if release != 'el5':
info = {
'build_id': build_id,
'instance': instance,
'release': release,
}
task = Task(info)
self.jobqueue.enqueue(task)
log.info("In job queue %s" % build_id)
def __init__(self,
opts,
events,
worker_num,
group_id,
callback=None,
lock=None):
# base class initialization
multiprocessing.Process.__init__(self, name="worker-builder")
self.opts = opts
# job management stuff
self.task_queue = Queue("copr-be-{0}".format(str(group_id)))
self.task_queue.connect()
# event queue for communicating back to dispatcher
self.events = events
self.worker_num = worker_num
self.group_id = group_id
self.kill_received = False
self.lock = lock
self.frontend_callback = FrontendClient(opts, events)
self.callback = callback
if not self.callback:
log_name = "worker-{0}-{1}.log".format(self.group_name,
self.worker_num)
self.logfile = os.path.join(self.opts.worker_logdir, log_name)
self.callback = WorkerCallback(logfile=self.logfile)
self.vm_name = None
self.vm_ip = None
self.callback.log("creating worker: dynamic ip")
def main():
jobqueue = Queue('jobqueue')
jobqueue.connect()
while True:
task = jobqueue.wait()
task_data = task.data
pos, num_images = task_data['pos']
compose_details = task_data['compose']
if pos == 1:
session = init_model()
compose_id = compose_details['id']
compose_obj = session.query(ComposeDetails).filter_by(
compose_id=compose_id).first()
compose_status = compose_obj.status.code
# Here the check if the compose_status has completed 'c' is for
# failsafe. This condition is never to be hit. This is to avoid
# sending message to fedmsg.
if compose_status in ('r', 'c'):
log.info("Compose %s already running. Skipping sending to \
fedmsg" % compose_id)
else:
compose_obj.status = u'r'
session.commit()
params = copy.deepcopy(compose_details)
params.update({'status': 'running'})
publish_to_fedmsg(topic='compose.running', **params)
result, running_status = auto_job(task_data)
def compile(request):
"""
Enqueue the task to Queue
"""
filename = request.POST.get('filename', False)
text = request.POST.get('text', False)
if filename is False:
return HttpResponse(json.dumps({'output':'Invalid filename'}),
content_type="application/json")
if text is False:
return HttpResponse(json.dumps({'output':'Empty file'}),
content_type="application/json")
try:
queue = Queue('rcc')
queue.connect()
task = Task({'filename':filename, 'text':text})
job = queue.enqueue(task)
except:
return HttpResponse(json.dumps({'output':'Error creating Job'}),
content_type="application/json")
while True:
if job.result is None:
continue
break
return HttpResponse(json.dumps({'output' : job.result}),
content_type="application/json")
def main():
jobqueue = Queue('jobqueue')
jobqueue.connect()
while True:
task = jobqueue.wait()
log.debug("%s", task.data)
auto_job(task.data)
def notifier(self):
""" Connect to the instruction queue and notify bugyou to create a queue
for the plugin and start pushing the fedmsg messags.
"""
queue = Queue('instruction')
queue.connect()
for plugin in self.plugins:
try:
topic = self.config.get(plugin, 'topic')
except ConfigParser.NoOptionError:
log.error("Config does not exists")
if topic is None:
log.info("Config does not exists")
continue
payload = {
'type': 'create',
'queue_name': plugin,
'topic': topic,
}
task = Task(payload)
queue.enqueue(task)
if plugin in self.active_plugins:
Plugin = self.active_plugins[plugin]
plugin_obj = Plugin()
plugin_obj.initialize()
def main():
jobqueue = Queue('jobqueue')
jobqueue.connect()
while True:
task = jobqueue.wait()
task_data = task.data
pos, num_images = task_data['pos']
compose_details = task_data['compose']
if pos == 1:
session = init_model()
compose_id = compose_details['id']
compose_obj = session.query(ComposeDetails).filter_by(
compose_id=compose_id).first()
compose_status = compose_obj.status.code
# Here the check if the compose_status has completed 'c' is for
# failsafe. This condition is never to be hit. This is to avoid
# sending message to fedmsg.
if compose_status in ('r', 'c'):
log.info("Compose %s already running. Skipping sending to \
fedmsg" % compose_id)
else:
compose_obj.status = u'r'
session.commit()
params = copy.deepcopy(compose_details)
params.update({'status': 'running'})
publish_to_fedmsg(topic='compose.running', **params)
result, running_status = auto_job(task_data)
def main():
jobqueue = Queue('jobqueue')
jobqueue.connect()
while True:
task = jobqueue.wait()
task_data = task.data
pos, num_images = task_data['pos']
compose_details = task_data['compose']
if pos == 1:
session = init_model()
compose_id = compose_details['id']
compose_obj = session.query(ComposeDetails).filter_by(
compose_id=compose_id).first()
compose_obj.status = u'r'
session.commit()
params = copy.deepcopy(compose_details)
params.update({'status': 'running'})
publish_to_fedmsg(topic='compose.running', **params)
result, running_status = auto_job(task_data)
class DarkserverConsumer(fedmsg.consumers.FedmsgConsumer):
topic = 'org.fedoraproject.prod.buildsys.build.state.change'
config_key = 'darkserver.consumer.enabled'
def __init__(self, *args, **kwargs):
super(DarkserverConsumer, self).__init__(*args, **kwargs)
self.config = get_redis_config()
self.jobqueue = Queue('jobqueue', self.config)
self.jobqueue.connect()
print 'DarkserverConsumer ready for action'
def consume(self, msg):
""" Consumer the koji messages
"""
msg_body = msg['body']
completed = msg_body['msg']['new'] == 1
if completed:
build_id = msg_body['msg']['build_id']
instance = msg_body['msg']['instance']
release = msg_body['msg']['release'].split('.')[-1]
if release != 'el5':
info = {
'build_id': build_id,
'instance': instance,
'release': release,
}
task = Task(info)
self.jobqueue.enqueue(task)
log.info("In job queue %s" % build_id)
def produce_jobs(infox):
""" Queue the jobs into jobqueue
:args infox: list of dictionaries contains the image url and the buildid
"""
jobqueue = Queue('jobqueue')
jobqueue.connect()
session = init_model()
timestamp = datetime.datetime.now()
for info in infox:
jd = JobDetails(
taskid=info['buildid'],
status='q',
created_on=timestamp,
user='******',
last_updated=timestamp)
session.add(jd)
session.commit()
job_details_id = jd.id
log.info('Save {jd_id} to database'.format(jd_id=job_details_id))
info.update({'job_id': jd.id})
task = Task(info)
jobqueue.enqueue(task)
log.info('Enqueue {jd_id} to redis'.format(jd_id=job_details_id))
publish_to_fedmsg(topic='image.queued', image_url=info['image_url'],
image_name=info['name'], status='queued',
buildid=info['buildid'], job_id=info['job_id'],
release=info['release'])
def main():
jobqueue = Queue('jobqueue')
jobqueue.connect()
while True:
task = jobqueue.wait()
log.debug("%s", task.data)
auto_job(task.data)
class Worker(object):
""" Represents the worker process. Waits for tasks to come in from the
webapp and then acts on them.
"""
def __init__(self):
self.queue = Queue('commits')
self.queue.connect()
# TODO -- set both of these with the config file.
# Use pyramid tools to load config.
self.sleep_interval = 1
self.scratch_dir = "/home/threebean/scratch/pep8bot-scratch"
try:
os.makedirs(self.scratch_dir)
except OSError:
pass # Assume that the scratch_dir already exists.
def run(self):
while True:
time.sleep(self.sleep_interval)
print "Waking"
if self.queue.length == 0:
continue
task = self.queue.dequeue()
data = task.data
url = data['repository']['url']
# TODO -- don't clone this url. But fork and clone our url.
name = data['repository']['name']
owner = data['repository']['owner']['name']
self.working_dir = tempfile.mkdtemp(
prefix=owner + '-' + name,
dir=self.scratch_dir,
)
print "** Cloning to", self.working_dir
print sh.git.clone(url, self.working_dir)
print "** Processing files."
for root, dirs, files in os.walk(self.working_dir):
if '.git' in root:
continue
for filename in files:
if filename.endswith(".py"):
infile = root + "/" + filename
print "** Tidying", infile
tmpfile = infile + ".bak"
script = os.path.expanduser(
"~/devel/PythonTidy/PythonTidy.py"
)
sh.python(script, infile, tmpfile)
shutil.move(tmpfile, infile)
with directory(self.working_dir):
print sh.pwd()
print sh.git.status()
def connect_queues(self):
"""
Connects to the retask queues. One queue per builders group.
"""
for group in self.opts.build_groups:
queue = Queue("copr-be-{0}".format(group["id"]))
queue.connect()
for arch in group["archs"]:
self.task_queues_by_arch[arch] = queue
def connect_queues(self):
"""
Connects to the retask queues. One queue per builders group.
"""
for group in self.opts.build_groups:
queue = Queue("copr-be-{0}".format(group["id"]))
queue.connect()
self.task_queues_by_group[group["name"]] = queue
for arch in group["archs"]:
self.task_queues_by_arch[arch] = queue
def _get_queue(self, bgroup):
if not bgroup in self.build_queues:
q_id = "copr-be-{0}".format(bgroup)
q = Queue(q_id)
if not q.connect():
# As we already connected to jg_control_message, this should
# be also OK.
raise Exception("can't connect to redis, should never happen!")
return q
return self.build_queues[bgroup]
def produce_jobs(infox):
""" Queue the jobs into jobqueue
:args infox: list of dictionaries contains the image url and the buildid
"""
jobqueue = Queue('jobqueue')
jobqueue.connect()
family_mapping = {
'Cloud_Base': 'b',
'Atomic': 'a'
}
session = init_model()
timestamp = datetime.datetime.now()
for info in infox:
image_name = info['path'].split('.x86_64')[0].split('/')[-1]
jd = ComposeJobDetails(
arch=info['arch'],
compose_id=info['compose']['id'],
created_on=timestamp,
family=family_mapping[info['subvariant']],
image_url=info['absolute_path'],
last_updated=timestamp,
release=info['compose']['release'],
status='q',
subvariant=info['subvariant'],
user='******',
image_format=info['format'],
image_type=info['type'],
image_name=image_name,
)
session.add(jd)
session.commit()
job_details_id = jd.id
log.info('Save {jd_id} to database'.format(jd_id=job_details_id))
info.update({'job_id': jd.id})
task = Task(info)
jobqueue.enqueue(task)
log.info('Enqueue {jd_id} to redis'.format(jd_id=job_details_id))
publish_to_fedmsg(topic='image.queued',
compose_url=info['absolute_path'],
compose_id=info['compose']['id'],
image_name=image_name,
status='queued',
job_id=info['job_id'],
release=info['compose']['release'],
family=jd.family.value,
type=info['type'])
session.close()
def update(data):
'''
Updates the git repo for the given user
:arg user: github username
:arg repo: Code repo name
'''
queue = Queue('puluupdates')
if not queue.connect():
return
task = Task(data=data, raw=True)
queue.enqueue(task)
def update(data):
'''
Updates the git repo for the given user
:arg user: github username
:arg repo: Code repo name
'''
queue = Queue('puluupdates')
if not queue.connect():
return
task = Task(data=data, raw=True)
queue.enqueue(task)
class BasePlugin(object):
__metaclass__ = abc.ABCMeta
def __init__(self, *args, **kwargs):
self.config = load_config(PLUGINS_CONFIG_FILEPATH)
self.active_services = get_active_services()
self.services = []
def initialize(self):
self.init_retask_connection()
self.load_services()
self.init_worker()
def init_retask_connection(self):
""" Connect to the retask queue for the plugin """
self.queue = Queue(self.plugin_name)
conn = self.queue.connect()
log.info("Initializing redis conection: %s" % self.plugin_name)
if not conn:
log.error("Could not connect to %s queue" % self.plugin_name)
return False
def consume(self):
while True:
task = self.queue.wait()
if task:
log.debug("Processing Message: %s" % task.data['msg']['body']['msg_id'])
self.process(task.data['msg'])
def init_worker(self):
""" Create a process and start consuming the messages """
process = multiprocessing.Process(target=self.consume)
process.start()
def load_services(self):
""" Load the services for the plugin """
services = self.config.get(self.plugin_name, 'services').split(',')
log.info("Start loading services")
for service in services:
self.services.append(self.active_services[service].load())
log.info("Complete loading services %s" % self.services)
@abc.abstractmethod
def process(self):
""" Consumes the messages from retask """
return
@abc.abstractmethod
def do_pagure(self):
""" Override to do activity related to pagure """
return
def upload_file():
if request.method == "POST":
file = request.files["file"]
if file and allowed_file(file.filename):
filename = secure_filename(file.filename)
file.save(os.path.join(APP.config["UPLOAD_FOLDER"], filename))
# Now add the information in the queue for processing
t = Task({"filename": filename})
queue = Queue("incoming_files")
queue.connect()
queue.enqueue(t)
return "Log uploaded successfully."
return """
class LogBot(irc.IRCClient):
"""A logging IRC bot."""
nickname = 'pyconsprints'
def __init__(self, channel):
self.chn = '#'+channel
self.qs_queue = []
self.logger = None
self.q = Queue('bug-messages')
self.q.connect()
self.channel_admin = ['kushal',]
def connectionMade(self):
irc.IRCClient.connectionMade(self)
self.islogging = False
self._namescallback = {}
def connectionLost(self, reason):
irc.IRCClient.connectionLost(self, reason)
self.islogging = False
def signedOn(self):
"""Called when bot has succesfully signed on to server."""
self.join(self.factory.channel)
def privmsg(self, user, channel, msg):
"""This will get called when the bot receives a message."""
user = user.split('!', 1)[0]
if user == BOTNAME:
print '[[%s]]' % msg
task = Task(msg)
self.q.enqueue(task)
user_cond = user in self.channel_admin
if msg == '#masters' and user_cond:
self.msg(self.chn, "My current masters are: %s" % ",".join(self.channel_admin))
if msg.startswith('#add:') and user_cond:
try:
name = msg.split()[1]
print name
self.channel_admin.append(name)
self.msg(self.chn,'%s is a master now.' % name)
except Exception, err:
print err
if msg.startswith('#test:') and user_cond:
bugid = msg.split()[1]
msg = 'dummy/issue%s' % bugid
task = Task(msg)
self.q.enqueue(task)
def init_task_queues(self):
"""
Connect to the retask.Queue for each group_id. Remove old tasks from queues.
"""
try:
for group in self.opts.build_groups:
group_id = group["id"]
queue = Queue("copr-be-{0}".format(group_id))
queue.connect()
self.task_queues[group_id] = queue
except ConnectionError:
raise CoprBackendError(
"Could not connect to a task queue. Is Redis running?")
self.clean_task_queues()
def init_task_queues(self):
"""
Connect to the retask.Queue for each group_id. Remove old tasks from queues.
"""
try:
for group in self.opts.build_groups:
group_id = group["id"]
queue = Queue("copr-be-{0}".format(group_id))
queue.connect()
self.task_queues[group_id] = queue
except ConnectionError:
raise CoprBackendError(
"Could not connect to a task queue. Is Redis running?")
self.clean_task_queues()
def __init__(self, opts, events, worker_num, group_id,
callback=None, lock=None):
# base class initialization
multiprocessing.Process.__init__(self, name="worker-builder")
self.opts = opts
# job management stuff
self.task_queue = Queue("copr-be-{0}".format(str(group_id)))
self.task_queue.connect()
# event queue for communicating back to dispatcher
self.events = events
self.worker_num = worker_num
self.group_id = group_id
self.kill_received = False
self.lock = lock
self.frontend_callback = FrontendClient(opts, events)
self.callback = callback
if not self.callback:
log_name = "worker-{0}-{1}.log".format(
self.group_name,
self.worker_num)
self.logfile = os.path.join(self.opts.worker_logdir, log_name)
self.callback = WorkerCallback(logfile=self.logfile)
self.vm_name = None
self.vm_ip = None
self.callback.log("creating worker: dynamic ip")
def __init__(self, channel):
self.chn = '#'+channel
self.qs_queue = []
self.logger = None
self.q = Queue('bug-messages')
self.q.connect()
self.channel_admin = ['kushal',]
def init_retask_connection(self):
""" Connect to the retask queue for the plugin """
self.queue = Queue(self.plugin_name)
conn = self.queue.connect()
log.info("Initializing redis conection: %s" % self.plugin_name)
if not conn:
log.error("Could not connect to %s queue" % self.plugin_name)
return False
class RedisQueue(object):
def __init__(self, host, name, port=6379, password=None):
self.super_queue = Queue(
name,
{
'host': host,
'port': port,
'db': 0,
'password': password,
})
self.super_queue.connect()
def get(self):
return self.super_queue.wait()
def put(self, data):
self.super_queue.enqueue(Task(data))
def __init__(self, opts, log=None):
self.log = log
self.opts = opts
# channel for Backend <--> JobGrabber communication
self.jg_start = Queue("jg_control_start")
# channel for JobGrabber <--> [[Builders]] communication
self.build_queues = dict()
while not self.jg_start.connect():
wait_log(self.log, "waiting for redis", 5)
def __init__(self, host, name, port=6379, password=None):
self.super_queue = Queue(
name,
{
'host': host,
'port': port,
'db': 0,
'password': password,
})
self.super_queue.connect()
def __init__(self):
self.queue = Queue('commits')
self.queue.connect()
# TODO -- set both of these with the config file.
# Use pyramid tools to load config.
self.sleep_interval = 1
self.scratch_dir = "/home/threebean/scratch/pep8bot-scratch"
try:
os.makedirs(self.scratch_dir)
except OSError:
pass # Assume that the scratch_dir already exists.
def main():
queue = Queue('rcc')
queue.connect()
while True:
task = queue.wait()
name = task.data['filename']
print "Received", name
content = task.data['text']
destdir = writesource(name, content)
temp_path = os.path.join(destdir, name)
x = os.path.join(destdir, 'test')
out, err = system('gcc ' + temp_path + ' -o ' + x)
if err:
queue.send(task, err, 120)
else:
out1, err1 = system(x)
if err1:
queue.send(task, err1, 120)
else:
queue.send(task, out1, 120)
def produce_jobs(infox):
""" Queue the jobs into jobqueue
:args infox: list of dictionaries contains the image url and the buildid
"""
jobqueue = Queue('jobqueue')
jobqueue.connect()
session = init_model()
timestamp = datetime.datetime.now()
for info in infox:
jd = JobDetails(taskid=info['buildid'],
status='q',
created_on=timestamp,
user='******',
last_updated=timestamp)
session.add(jd)
session.commit()
job_details_id = jd.id
log.info('Save {jd_id} to database'.format(jd_id=job_details_id))
info.update({'job_id': jd.id})
task = Task(info)
jobqueue.enqueue(task)
log.info('Enqueue {jd_id} to redis'.format(jd_id=job_details_id))
publish_to_fedmsg(topic='image.queued',
image_url=info['image_url'],
image_name=info['name'],
status='queued',
buildid=info['buildid'],
job_id=info['job_id'],
release=info['release'])
def compile(request):
"""
Enqueue the task to Queue
"""
filename = request.POST.get('filename', False)
text = request.POST.get('text', False)
if filename is False:
return HttpResponse(json.dumps({'error':'Invalid filename'}))
if text is False:
return HttpResponse(json.dumps({'error':'Empty file'}))
try:
queue = Queue('rcc')
queue.connect()
task = Task({'filename':filename, 'text':text})
job = queue.enqueue(task)
except:
return HttpResponse(json.dumps({'error':'Error creating Job'}))
return HttpResponse(json.dumps({'status':'Job Created'}))
def main():
q = Queue('puluupdates')
q.connect()
while True:
task = q.wait()
data = task.data
user = data['repository']['owner']['name']
if user not in ['kushaldas']:
return
reponame = data['repository']['name']
names = set()
# Now go through all commits and find the unique directory names
for commit in data['commits']:
for fpath in commit['added']:
names.add(fpath.split('/')[0])
for fpath in commit['modified']:
names.add(fpath.split('/')[0])
# Now for each name, update the blog posts
for name in names:
if os.path.isdir(os.path.join('gitsources', user, name)):
blog_post(user, name, os.path.join('gitsources', user, name),
data['commits'])
reload_blog()
def __init__(self, opts, frontend_client, worker_num, group_id):
# base class initialization
multiprocessing.Process.__init__(self, name="worker-builder")
self.opts = opts
self.worker_num = worker_num
self.group_id = group_id
self.log = get_redis_logger(self.opts, self.logger_name, "worker")
# job management stuff
self.task_queue = Queue("copr-be-{0}".format(str(group_id)))
self.task_queue.connect()
# event queue for communicating back to dispatcher
self.kill_received = False
self.frontend_client = frontend_client
self.vm_name = None
self.vm_ip = None
self.rc = None
self.vmm = VmManager(self.opts)
def main():
q = Queue('puluupdates')
q.connect()
while True:
task = q.wait()
data = task.data
user = data['repository']['owner']['name']
if user not in ['kushaldas']:
return
reponame = data['repository']['name']
names = set()
# Now go through all commits and find the unique directory names
for commit in data['commits']:
for fpath in commit['added']:
names.add(fpath.split('/')[0])
for fpath in commit['modified']:
names.add(fpath.split('/')[0])
# Now for each name, update the blog posts
for name in names:
if os.path.isdir(os.path.join('gitsources', user, name)):
blog_post(user, name,
os.path.join('gitsources', user, name), data['commits'])
reload_blog()
def produce_jobs(infox):
""" Queue the jobs into jobqueue
:args infox: list of dictionaries contains the image url and the buildid
"""
jobqueue = Queue('jobqueue')
jobqueue.connect()
family_mapping = {
'Cloud_Base': 'b',
'Atomic': 'a',
'AtomicHost': 'a',
}
session = init_model()
timestamp = datetime.datetime.now()
for info in infox:
image_name = info['path'].split('/')[-1].split(info['arch'])[0]
jd = ComposeJobDetails(
arch=info['arch'],
compose_id=info['compose']['id'],
created_on=timestamp,
family=family_mapping[info['subvariant']],
image_url=info['absolute_path'],
last_updated=timestamp,
release=info['compose']['release'],
status='q',
subvariant=info['subvariant'],
user='******',
image_format=info['format'],
image_type=info['type'],
image_name=image_name,
)
session.add(jd)
session.commit()
job_details_id = jd.id
log.info('Save {jd_id} to database'.format(jd_id=job_details_id))
info.update({'job_id': jd.id})
task = Task(info)
jobqueue.enqueue(task)
log.info('Enqueue {jd_id} to redis'.format(jd_id=job_details_id))
publish_to_fedmsg(topic='image.queued',
compose_url=info['absolute_path'],
compose_id=info['compose']['id'],
image_name=image_name,
status='queued',
job_id=info['job_id'],
release=info['compose']['release'],
family=jd.family.value,
type=info['type'])
session.close()
def __init__(self, opts, log=None):
self.log = log
self.opts = opts
self.redis_config = {
'host': opts['redis_host'],
'port': opts['redis_port'],
'db': opts['redis_db'],
}
# channel for Backend <--> JobGrabber communication
self.jg_start = Queue("jg_control_start", config=self.redis_config)
# channel for JobGrabber <--> [[Builders]] communication
self.build_queues = dict()
while not self.jg_start.connect():
wait_log(self.log, "waiting for redis", 5)
def __init__(self, opts, frontend_client, worker_num, group_id):
# base class initialization
multiprocessing.Process.__init__(self, name="worker-builder")
self.opts = opts
self.worker_num = worker_num
self.group_id = group_id
self.log = get_redis_logger(self.opts, self.logger_name, "worker")
# job management stuff
self.task_queue = Queue("copr-be-{0}".format(str(group_id)))
self.task_queue.connect()
# event queue for communicating back to dispatcher
self.kill_received = False
self.frontend_client = frontend_client
self.vm_name = None
self.vm_ip = None
self.rc = None
self.vmm = VmManager(self.opts)
from retask.queue import Queue
import time
queue = Queue('example')
queue.connect()
task = queue.wait()
print task.data
time.sleep(15)
queue.send(task, "We received your information dear %s" % task.data['user'])
class Worker(multiprocessing.Process):
"""
Worker process dispatches building tasks. Backend spin-up multiple workers, each
worker associated to one group_id and process one task at the each moment.
Worker listens for the new tasks from :py:class:`retask.Queueu` associated with its group_id
:param Bunch opts: backend config
:param queue: (:py:class:`multiprocessing.Queue`) queue to announce new events
:param int worker_num: worker number
:param int group_id: group_id from the set of groups defined in config
:param callback: callback object to handle internal workers events. Should implement method ``log(msg)``.
:param lock: (:py:class:`multiprocessing.Lock`) global backend lock
"""
def __init__(self,
opts,
events,
worker_num,
group_id,
callback=None,
lock=None):
# base class initialization
multiprocessing.Process.__init__(self, name="worker-builder")
self.opts = opts
# job management stuff
self.task_queue = Queue("copr-be-{0}".format(str(group_id)))
self.task_queue.connect()
# event queue for communicating back to dispatcher
self.events = events
self.worker_num = worker_num
self.group_id = group_id
self.kill_received = False
self.lock = lock
self.frontend_callback = FrontendClient(opts, events)
self.callback = callback
if not self.callback:
log_name = "worker-{0}-{1}.log".format(self.group_name,
self.worker_num)
self.logfile = os.path.join(self.opts.worker_logdir, log_name)
self.callback = WorkerCallback(logfile=self.logfile)
self.vm_name = None
self.vm_ip = None
self.callback.log("creating worker: dynamic ip")
@property
def group_name(self):
try:
return self.opts.build_groups[self.group_id]["name"]
except Exception as error:
self.callback.log(
"Failed to get builder group name from config, using group_id as name."
"Original error: {}".format(error))
return self.group_id
def event(self, topic, template, content=None):
""" Multi-purpose logging method.
Logs messages to three different destinations:
- To log file
- The internal "events" queue for communicating back to the
dispatcher.
- The fedmsg bus. Messages are posted asynchronously to a
zmq.PUB socket.
"""
content = content or {}
what = template.format(**content)
who = "worker-{0}".format(self.worker_num)
self.callback.log("event: who: {0}, what: {1}".format(who, what))
self.events.put({"when": time.time(), "who": who, "what": what})
if self.opts.fedmsg_enabled and fedmsg:
content["who"] = who
content["what"] = what
try:
fedmsg.publish(modname="copr", topic=topic, msg=content)
# pylint: disable=W0703
except Exception as e:
# XXX - Maybe log traceback as well with traceback.format_exc()
self.callback.log("failed to publish message: {0}".format(e))
def _announce_start(self, job):
"""
Announce everywhere that a build process started now.
"""
job.started_on = time.time()
self.mark_started(job)
template = "build start: user:{user} copr:{copr}" \
"pkg: {pkg} build:{build} ip:{ip} pid:{pid}"
content = dict(user=job.submitter,
copr=job.project_name,
owner=job.project_owner,
pkg=job.pkg_name,
build=job.build_id,
ip=self.vm_ip,
pid=self.pid)
self.event("build.start", template, content)
template = "chroot start: chroot:{chroot} user:{user}" \
"copr:{copr} pkg: {pkg} build:{build} ip:{ip} pid:{pid}"
content = dict(chroot=job.chroot,
user=job.submitter,
owner=job.project_owner,
pkg=job.pkg_name,
copr=job.project_name,
build=job.build_id,
ip=self.vm_ip,
pid=self.pid)
self.event("chroot.start", template, content)
def _announce_end(self, job):
"""
Announce everywhere that a build process ended now.
"""
job.ended_on = time.time()
self.return_results(job)
self.callback.log("worker finished build: {0}".format(self.vm_ip))
template = "build end: user:{user} copr:{copr} build:{build}" \
" pkg: {pkg} version: {version} ip:{ip} pid:{pid} status:{status}"
content = dict(user=job.submitter,
copr=job.project_name,
owner=job.project_owner,
pkg=job.pkg_name,
version=job.pkg_version,
build=job.build_id,
ip=self.vm_ip,
pid=self.pid,
status=job.status,
chroot=job.chroot)
self.event("build.end", template, content)
def run_ansible_playbook(self, args, name="running playbook", attempts=9):
"""
Call ansible playbook:
- well mostly we run out of space in OpenStack so we rather try
multiple times (attempts param)
- dump any attempt failure
"""
# Ansible playbook python API does not work here, dunno why. See:
# https://groups.google.com/forum/#!topic/ansible-project/DNBD2oHv5k8
command = "{0} {1}".format(ansible_playbook, args)
result = None
for i in range(0, attempts):
try:
attempt_desc = ": retry: " if i > 0 else ": begin: "
self.callback.log(name + attempt_desc + command)
result = subprocess.check_output(command, shell=True)
self.callback.log("Raw playbook output:\n{0}\n".format(result))
break
except CalledProcessError as e:
self.callback.log("CalledProcessError: \n{0}\n".format(
e.output))
sys.stderr.write("{0}\n".format(e.output))
# FIXME: this is not purpose of opts.sleeptime
time.sleep(self.opts.sleeptime)
self.callback.log(name + ": end")
return result
def validate_vm(self):
"""
Test connectivity to the VM
:param ipaddr: ip address to the newly created VM
:raises: :py:class:`~backend.exceptions.CoprWorkerSpawnFailError`: validation fails
"""
# we were getting some dead instances
# that's why I'm testing the connectivity here
runner_options = dict(remote_user="******",
host_list="{},".format(self.vm_ip),
pattern=self.vm_ip,
forks=1,
transport=self.opts.ssh.transport,
timeout=500)
connection = ansible.runner.Runner(**runner_options)
connection.module_name = "shell"
connection.module_args = "echo hello"
try:
res = connection.run()
except Exception as exception:
raise CoprWorkerSpawnFailError("Failed to check created VM ({})"
"due to ansible error: {}".format(
self.vm_ip, exception))
if self.vm_ip not in res.get("contacted", {}):
self.callback.log(
"Worker is not responding to the testing playbook. Terminating it."
"Runner options: {}".format(runner_options) +
"Ansible raw response:\n{}".format(res))
raise CoprWorkerSpawnFailError("Created VM ({}) was unresponsive "
"and therefore terminated".format(
self.vm_ip))
def try_spawn(self, args):
"""
Tries to spawn new vm using ansible
:param args: ansible for ansible command which spawns VM
:return str: valid ip address of new machine (nobody guarantee machine availability)
"""
result = self.run_ansible_playbook(args, "spawning instance")
if not result:
raise CoprWorkerSpawnFailError("No result, trying again")
match = re.search(r'IP=([^\{\}"]+)', result, re.MULTILINE)
if not match:
raise CoprWorkerSpawnFailError("No ip in the result, trying again")
ipaddr = match.group(1)
match = re.search(r'vm_name=([^\{\}"]+)', result, re.MULTILINE)
if match:
self.vm_name = match.group(1)
self.callback.log("got instance ip: {0}".format(ipaddr))
try:
IP(ipaddr)
except ValueError:
# if we get here we"re in trouble
msg = "Invalid IP back from spawn_instance - dumping cache output\n"
msg += str(result)
raise CoprWorkerSpawnFailError(msg)
return ipaddr
def spawn_instance(self):
"""
Spawn new VM, executing the following steps:
- call the spawn playbook to startup/provision a building instance
- get an IP and test if the builder responds
- repeat this until you get an IP of working builder
:param BuildJob job:
:return ip: of created VM
:return None: if couldn't find playbook to spin ip VM
"""
start = time.time()
# Ansible playbook python API does not work here, dunno why. See:
# https://groups.google.com/forum/#!topic/ansible-project/DNBD2oHv5k8
try:
spawn_playbook = self.opts.build_groups[
self.group_id]["spawn_playbook"]
except KeyError:
return
spawn_args = "-c ssh {}".format(spawn_playbook)
# TODO: replace with for i in range(MAX_SPAWN_TRIES): ... else raise FatalError
i = 0
while self.vm_ip is None:
i += 1
try:
self.callback.log("Spawning a builder. Try No. {0}".format(i))
self.vm_ip = self.try_spawn(spawn_args)
self.update_process_title()
try:
self.validate_vm()
except CoprWorkerSpawnFailError:
self.terminate_instance()
raise
self.callback.log(
"Instance spawn/provision took {0} sec".format(
time.time() - start))
except CoprWorkerSpawnFailError as exception:
self.callback.log(
"VM Spawn attempt failed with message: {}".format(
exception.msg))
def terminate_instance(self):
"""
Call the terminate playbook to destroy the building instance
"""
self.update_process_title(suffix="Terminating VM")
term_args = {}
if "ip" in self.opts.terminate_vars:
term_args["ip"] = self.vm_ip
if "vm_name" in self.opts.terminate_vars:
term_args["vm_name"] = self.vm_name
try:
playbook = self.opts.build_groups[
self.group_id]["terminate_playbook"]
except KeyError:
self.callback.log(
"Fatal error: no terminate playbook for group_id: {}; exiting".
format(self.group_id))
sys.exit(255)
# args = "-c ssh -i '{0},' {1} {2}".format(
args = "-c ssh {} {}".format(
# self.vm_ip,
playbook,
ans_extra_vars_encode(term_args, "copr_task"))
try:
self.run_ansible_playbook(args, "terminate instance")
except Exception as error:
self.callback.log(
"Failed to terminate an instance: vm_name={}, vm_ip={}. Original error: {}"
.format(self.vm_name, self.vm_ip, error))
# TODO: should we check that machine was destroyed?
self.vm_ip = None
self.vm_name = None
self.update_process_title()
def mark_started(self, job):
"""
Send data about started build to the frontend
"""
job.status = 3 # running
build = job.to_dict()
self.callback.log("build: {}".format(build))
data = {"builds": [build]}
try:
self.frontend_callback.update(data)
except:
raise CoprWorkerError(
"Could not communicate to front end to submit status info")
def return_results(self, job):
"""
Send the build results to the frontend
"""
self.callback.log("{0} status {1}. Took {2} seconds".format(
job.build_id, job.status, job.ended_on - job.started_on))
self.callback.log("build: {}".format(job.to_dict()))
data = {"builds": [job.to_dict()]}
try:
self.frontend_callback.update(data)
except Exception as err:
raise CoprWorkerError(
"Could not communicate to front end to submit results: {}".
format(err))
def starting_build(self, job):
"""
Announce to the frontend that a build is starting.
:return True: if the build can start
:return False: if the build can not start (build is cancelled)
"""
try:
can_start = self.frontend_callback.starting_build(
job.build_id, job.chroot)
except Exception as err:
raise CoprWorkerError(
"Could not communicate to front end to submit results: {}".
format(err))
return can_start
@classmethod
def pkg_built_before(cls, pkg, chroot, destdir):
"""
Check whether the package has already been built in this chroot.
"""
s_pkg = os.path.basename(pkg)
pdn = s_pkg.replace(".src.rpm", "")
resdir = "{0}/{1}/{2}".format(destdir, chroot, pdn)
resdir = os.path.normpath(resdir)
if os.path.exists(resdir) and os.path.exists(
os.path.join(resdir, "success")):
return True
return False
def spawn_instance_with_check(self):
"""
Wrapper around self.spawn_instance() with exception checking
:param BuildJob job:
:return str: ip of spawned vm
:raises:
- :py:class:`~backend.exceptions.CoprWorkerError`: spawn function doesn't return ip
- :py:class:`AnsibleError`: failure during anible command execution
"""
self.update_process_title(suffix="Spawning a new VM")
try:
self.spawn_instance()
if not self.vm_ip:
# TODO: maybe add specific exception?
raise CoprWorkerError("No IP found from creating instance")
except AnsibleError as e:
register_build_result(self.opts, failed=True)
self.callback.log("failure to setup instance: {0}".format(e))
raise
def init_fedmsg(self):
"""
Initialize Fedmsg
(this assumes there are certs and a fedmsg config on disk)
"""
if not (self.opts.fedmsg_enabled and fedmsg):
return
try:
fedmsg.init(name="relay_inbound", cert_prefix="copr", active=True)
except Exception as e:
self.callback.log("failed to initialize fedmsg: {0}".format(e))
def on_pkg_skip(self, job):
"""
Handle package skip
"""
self._announce_start(job)
self.callback.log(
"Skipping: package {0} has been already built before.".format(
job.pkg))
job.status = BuildStatus.SKIPPED # skipped
self._announce_end(job)
def obtain_job(self):
"""
Retrieves new build task from queue.
Checks if the new job can be started and not skipped.
"""
self.update_process_title(suffix="No task")
# this sometimes caused TypeError in random worker
# when another one picekd up a task to build
# why?
try:
task = self.task_queue.dequeue()
except TypeError:
return
if not task:
return
# import ipdb; ipdb.set_trace()
job = BuildJob(task.data, self.opts)
self.update_process_title(
suffix="Task: {} chroot: {}".format(job.build_id, job.chroot))
# Checking whether the build is not cancelled
if not self.starting_build(job):
return
# Checking whether to build or skip
if self.pkg_built_before(job.pkg, job.chroot, job.destdir):
self.on_pkg_skip(job)
return
# FIXME
# this is our best place to sanity check the job before starting
# up any longer process
return job
def do_job(self, job):
"""
Executes new job.
:param job: :py:class:`~backend.job.BuildJob`
"""
self._announce_start(job)
status = BuildStatus.SUCCEEDED
chroot_destdir = os.path.normpath(job.destdir + '/' + job.chroot)
# setup our target dir locally
if not os.path.exists(chroot_destdir):
try:
os.makedirs(chroot_destdir)
except (OSError, IOError) as e:
msg = "Could not make results dir" \
" for job: {0} - {1}".format(chroot_destdir, str(e))
self.callback.log(msg)
status = BuildStatus.FAILURE
if status == BuildStatus.SUCCEEDED:
# FIXME
# need a plugin hook or some mechanism to check random
# info about the pkgs
# this should use ansible to download the pkg on
# the remote system
# and run a series of checks on the package before we
# start the build - most importantly license checks.
self.callback.log(
"Starting build: id={0} builder={1} timeout={2} destdir={3}"
" chroot={4} repos={5}".format(job.build_id, self.vm_ip,
job.timeout, job.destdir,
job.chroot, str(job.repos)))
self.callback.log("Building pkgs: {0}".format(job.pkg))
chroot_repos = list(job.repos)
chroot_repos.append(job.results + job.chroot + '/')
chroot_repos.append(job.results + job.chroot + '/devel/')
chroot_logfile = "{0}/build-{1}.log".format(
chroot_destdir, job.build_id)
macros = {
"copr_username":
job.project_owner,
"copr_projectname":
job.project_name,
"vendor":
"Fedora Project COPR ({0}/{1})".format(job.project_owner,
job.project_name)
}
try:
mr = MockRemote(
builder_host=self.vm_ip,
job=job,
repos=chroot_repos,
macros=macros,
opts=self.opts,
lock=self.lock,
callback=CliLogCallBack(quiet=True, logfn=chroot_logfile),
)
mr.check()
build_details = mr.build_pkg()
job.update(build_details)
if self.opts.do_sign:
mr.add_pubkey()
register_build_result(self.opts)
except MockRemoteError as e:
# record and break
self.callback.log("{0} - {1}".format(self.vm_ip, e))
status = BuildStatus.FAILURE
register_build_result(self.opts, failed=True)
self.callback.log(
"Finished build: id={0} builder={1} timeout={2} destdir={3}"
" chroot={4} repos={5}".format(job.build_id, self.vm_ip,
job.timeout, job.destdir,
job.chroot, str(job.repos)))
job.status = status
self._announce_end(job)
self.update_process_title(
suffix="Task: {} chroot: {} done".format(job.build_id, job.chroot))
def check_vm_still_alive(self):
"""
Ensure that if we have vm_ip it is alive.
Terminates unresponsive instance.
"""
if self.vm_ip:
# TODO: extract method: check_vm_still_alive
try:
self.validate_vm()
except CoprWorkerSpawnFailError:
self.terminate_instance()
def update_process_title(self, suffix=None):
title = "worker-{} {} ".format(self.group_name, self.worker_num)
if self.vm_ip:
title += "VM_IP={} ".format(self.vm_ip)
if self.vm_name:
title += "VM_NAME={} ".format(self.vm_name)
if suffix:
title += str(suffix)
setproctitle(title)
def run(self):
"""
Worker should startup and check if it can function
for each job it takes from the jobs queue
run opts.setup_playbook to create the instance
do the build (mockremote)
terminate the instance.
"""
self.init_fedmsg()
while not self.kill_received:
self.update_process_title()
self.check_vm_still_alive()
if self.opts.spawn_in_advance and not self.vm_ip:
self.spawn_instance_with_check()
job = self.obtain_job()
if not job:
time.sleep(self.opts.sleeptime)
continue
if not self.vm_ip:
self.spawn_instance_with_check()
try:
self.do_job(job)
except Exception as error:
self.callback.log("Unhandled build error: {}".format(error))
finally:
# clean up the instance
self.terminate_instance()
from darkimporter import libimporter
from darkimporter.libimporter import do_buildid_import
from darkimporter.libimporter import create_rundir, log_status
from darkimporter.libimporter import remove_redis_keys, get_redis_config
from darkimporter.utils import log
from retask.queue import Queue
from retask.task import Task
if __name__ == '__main__':
libimporter.loadconfig()
create_rundir()
key = 'darkjobworker'
config = get_redis_config()
jobqueue = Queue('jobqueue', config)
jobqueue.connect()
log_status('darkjobworker', 'Starting worker module')
while True:
if jobqueue.length == 0:
log(key, "Sleeping, no jobqueue job", 'info')
time.sleep(60)
continue
try:
task = jobqueue.dequeue()
if not task:
continue
instance = task.data['instance']
idx = task.data['build_id']
distro = task.data['release']
import darkimporter.utils as utils
from darkimporter import libimporter
from darkimporter.libimporter import do_buildid_import
from darkimporter.libimporter import create_rundir, log_status
from darkimporter.libimporter import remove_redis_keys, get_redis_config
from darkimporter.utils import log
from retask.queue import Queue
from retask.task import Task
if __name__ == '__main__':
libimporter.loadconfig()
create_rundir()
key = 'darkjobworker'
config = get_redis_config()
jobqueue = Queue('jobqueue', config)
jobqueue.connect()
log_status('darkjobworker', 'Starting worker module')
while True:
if jobqueue.length == 0:
log(key, "Sleeping, no jobqueue job", 'info')
time.sleep(60)
continue
try:
task = jobqueue.dequeue()
if not task:
continue
instance = task.data['instance']
idx = task.data['build_id']
distro = task.data['release']
def mail_update(rpage):
'Send a message for each update.'
q = Queue('wikiupdate')
q.connect()
q.enqueue(Task(rpage))
#!/usr/bin/python
# coding: utf-8
NUM_QUEUES = 2
import sys
sys.path.append("/usr/share/copr/")
from retask.task import Task
from retask.queue import Queue
from backend.helpers import BackendConfigReader
opts = BackendConfigReader().read()
redis_config = {
'host': opts['redis_host'],
'port': opts['redis_port'],
'db': opts['redis_db'],
}
for i in range(0, NUM_QUEUES):
print("## Queue {}".format(i))
q = Queue("copr-be-{}".format(i), config=redis_config)
q.connect()
save_q = []
while q.length != 0:
task = q.dequeue()
print task.data
save_q.append(task)
for t in save_q:
q.enqueue(t)
class Worker(multiprocessing.Process):
"""
Worker process dispatches building tasks. Backend spin-up multiple workers, each
worker associated to one group_id and process one task at the each moment.
Worker listens for the new tasks from :py:class:`retask.Queue` associated with its group_id
:param Munch opts: backend config
:param int worker_num: worker number
:param int group_id: group_id from the set of groups defined in config
"""
def __init__(self, opts, frontend_client, worker_num, group_id):
# base class initialization
multiprocessing.Process.__init__(self, name="worker-builder")
self.opts = opts
self.worker_num = worker_num
self.group_id = group_id
self.log = get_redis_logger(self.opts, self.logger_name, "worker")
# job management stuff
self.task_queue = Queue("copr-be-{0}".format(str(group_id)))
self.task_queue.connect()
# event queue for communicating back to dispatcher
self.kill_received = False
self.frontend_client = frontend_client
self.vm_name = None
self.vm_ip = None
self.rc = None
self.vmm = VmManager(self.opts)
@property
def logger_name(self):
return "backend.worker-{}-{}".format(self.group_name, self.worker_num)
@property
def group_name(self):
try:
return self.opts.build_groups[self.group_id]["name"]
except Exception as error:
self.log.exception(
"Failed to get builder group name from config, using group_id as name."
"Original error: {}".format(error))
return str(self.group_id)
def fedmsg_notify(self, topic, template, content=None):
"""
Publish message to fedmsg bus when it is available
:param topic:
:param template:
:param content:
"""
if self.opts.fedmsg_enabled and fedmsg:
who = "worker-{0}".format(self.worker_num)
content = content or {}
content["who"] = who
content["what"] = template.format(**content)
try:
fedmsg.publish(modname="copr", topic=topic, msg=content)
# pylint: disable=W0703
except Exception as e:
self.log.exception("failed to publish message: {0}".format(e))
def _announce_start(self, job):
"""
Announce everywhere that a build process started now.
"""
job.started_on = time.time()
self.mark_started(job)
template = "build start: user:{user} copr:{copr}" \
"pkg: {pkg} build:{build} ip:{ip} pid:{pid}"
content = dict(user=job.submitter,
copr=job.project_name,
owner=job.project_owner,
pkg=job.package_name,
build=job.build_id,
ip=self.vm_ip,
pid=self.pid)
self.fedmsg_notify("build.start", template, content)
template = "chroot start: chroot:{chroot} user:{user}" \
"copr:{copr} pkg: {pkg} build:{build} ip:{ip} pid:{pid}"
content = dict(chroot=job.chroot,
user=job.submitter,
owner=job.project_owner,
pkg=job.package_name,
copr=job.project_name,
build=job.build_id,
ip=self.vm_ip,
pid=self.pid)
self.fedmsg_notify("chroot.start", template, content)
def _announce_end(self, job):
"""
Announce everywhere that a build process ended now.
"""
job.ended_on = time.time()
self.return_results(job)
self.log.info("worker finished build: {0}".format(self.vm_ip))
template = "build end: user:{user} copr:{copr} build:{build}" \
" pkg: {pkg} version: {version} ip:{ip} pid:{pid} status:{status}"
content = dict(user=job.submitter,
copr=job.project_name,
owner=job.project_owner,
pkg=job.package_name,
version=job.package_version,
build=job.build_id,
ip=self.vm_ip,
pid=self.pid,
status=job.status,
chroot=job.chroot)
self.fedmsg_notify("build.end", template, content)
def mark_started(self, job):
"""
Send data about started build to the frontend
"""
job.status = BuildStatus.RUNNING
build = job.to_dict()
self.log.info("starting build: {}".format(build))
data = {"builds": [build]}
try:
self.frontend_client.update(data)
except:
raise CoprWorkerError(
"Could not communicate to front end to submit status info")
def return_results(self, job):
"""
Send the build results to the frontend
"""
self.log.info(
"Build {} finished with status {}. Took {} seconds".format(
job.build_id, job.status, job.ended_on - job.started_on))
data = {"builds": [job.to_dict()]}
try:
self.frontend_client.update(data)
except Exception as err:
raise CoprWorkerError(
"Could not communicate to front end to submit results: {}".
format(err))
def starting_build(self, job):
"""
Announce to the frontend that a build is starting.
Checks if we can and/or should start job
:return True: if the build can start
:return False: if the build can not start (build is cancelled)
"""
try:
return self.frontend_client.starting_build(job.build_id,
job.chroot)
except Exception as err:
msg = "Could not communicate to front end to confirm build start"
self.log.exception(msg)
raise CoprWorkerError(msg)
@classmethod
def pkg_built_before(cls, pkg, chroot, destdir):
"""
Check whether the package has already been built in this chroot.
"""
s_pkg = os.path.basename(pkg)
pdn = s_pkg.replace(".src.rpm", "")
resdir = "{0}/{1}/{2}".format(destdir, chroot, pdn)
resdir = os.path.normpath(resdir)
if os.path.exists(resdir) and os.path.exists(
os.path.join(resdir, "success")):
return True
return False
def init_fedmsg(self):
"""
Initialize Fedmsg
(this assumes there are certs and a fedmsg config on disk)
"""
if not (self.opts.fedmsg_enabled and fedmsg):
return
try:
fedmsg.init(name="relay_inbound", cert_prefix="copr", active=True)
except Exception as e:
self.log.exception("Failed to initialize fedmsg: {}".format(e))
# TODO: doing skip logic on fronted during @start_build query
# def on_pkg_skip(self, job):
# """
# Handle package skip
# """
# self._announce_start(job)
# self.log.info("Skipping: package {} has been already built before.".format(job.pkg))
# job.status = BuildStatus.SKIPPED
# self.notify_job_grab_about_task_end(job)
# self._announce_end(job)
def obtain_job(self):
"""
Retrieves new build task from queue.
Checks if the new job can be started and not skipped.
"""
# ToDo: remove retask, use redis lua fsm logic similiar to VMM
# this sometimes caused TypeError in random worker
# when another one picekd up a task to build
# why?
try:
task = self.task_queue.dequeue()
except TypeError:
return
if not task:
return
job = BuildJob(task.data, self.opts)
self.update_process_title(
suffix="Task: {} chroot: {}, obtained at {}".format(
job.build_id, job.chroot, str(datetime.now())))
return job
def do_job(self, job):
"""
Executes new job.
:param job: :py:class:`~backend.job.BuildJob`
"""
self._announce_start(job)
self.update_process_title(
suffix="Task: {} chroot: {} build started".format(
job.build_id, job.chroot))
status = BuildStatus.SUCCEEDED
# setup our target dir locally
if not os.path.exists(job.chroot_dir):
try:
os.makedirs(job.chroot_dir)
except (OSError, IOError):
self.log.exception(
"Could not make results dir for job: {}".format(
job.chroot_dir))
status = BuildStatus.FAILURE
self.clean_result_directory(job)
if status == BuildStatus.SUCCEEDED:
# FIXME
# need a plugin hook or some mechanism to check random
# info about the pkgs
# this should use ansible to download the pkg on
# the remote system
# and run a series of checks on the package before we
# start the build - most importantly license checks.
self.log.info("Starting build: id={} builder={} job: {}".format(
job.build_id, self.vm_ip, job))
with local_file_logger("{}.builder.mr".format(self.logger_name),
job.chroot_log_path,
fmt=build_log_format) as build_logger:
try:
mr = MockRemote(builder_host=self.vm_ip,
job=job,
logger=build_logger,
opts=self.opts)
mr.check()
build_details = mr.build_pkg_and_process_results()
job.update(build_details)
if self.opts.do_sign:
mr.add_pubkey()
register_build_result(self.opts)
except MockRemoteError as e:
# record and break
self.log.exception(
"Error during the build, host={}, build_id={}, chroot={}, error: {}"
.format(self.vm_ip, job.build_id, job.chroot, e))
status = BuildStatus.FAILURE
register_build_result(self.opts, failed=True)
self.log.info(
"Finished build: id={} builder={} timeout={} destdir={}"
" chroot={} repos={}".format(job.build_id, self.vm_ip,
job.timeout, job.destdir,
job.chroot, str(job.repos)))
self.copy_mock_logs(job)
job.status = status
self._announce_end(job)
self.update_process_title(
suffix="Task: {} chroot: {} done".format(job.build_id, job.chroot))
def copy_mock_logs(self, job):
if not os.path.isdir(job.results_dir):
self.log.info(
"Job results dir doesn't exists, couldn't copy main log; path: {}"
.format(job.results_dir))
return
log_names = [(job.chroot_log_name, "mockchain.log.gz"),
(job.rsync_log_name, "rsync.log.gz")]
for src_name, dst_name in log_names:
src = os.path.join(job.chroot_dir, src_name)
dst = os.path.join(job.results_dir, dst_name)
try:
with open(src, "rb") as f_src, gzip.open(dst, "wb") as f_dst:
f_dst.writelines(f_src)
except IOError:
self.log.info("File {} not found".format(src))
def clean_result_directory(self, job):
"""
Create backup directory and move there results from previous build.
"""
if not os.path.exists(job.results_dir) or os.listdir(
job.results_dir) == []:
return
backup_dir_name = "prev_build_backup"
backup_dir = os.path.join(job.results_dir, backup_dir_name)
self.log.info(
"Cleaning target directory, results from previous build storing in {}"
.format(backup_dir))
if not os.path.exists(backup_dir):
os.makedirs(backup_dir)
files = (x for x in os.listdir(job.results_dir)
if x != backup_dir_name)
for filename in files:
file_path = os.path.join(job.results_dir, filename)
if os.path.isfile(file_path):
if file_path.endswith((".info", ".log", ".log.gz")):
os.rename(file_path, os.path.join(backup_dir, filename))
elif not file_path.endswith(".rpm"):
os.remove(file_path)
else:
shutil.rmtree(file_path)
def update_process_title(self, suffix=None):
title = "worker-{} {} ".format(self.group_name, self.worker_num)
if self.vm_ip:
title += "VM_IP={} ".format(self.vm_ip)
if self.vm_name:
title += "VM_NAME={} ".format(self.vm_name)
if suffix:
title += str(suffix)
setproctitle(title)
def notify_job_grab_about_task_end(self, job, do_reschedule=False):
# TODO: Current notification method is unreliable,
# we should retask and use redis + lua for atomic acquire/release tasks
request = {
"action": "reschedule" if do_reschedule else "remove",
"build_id": job.build_id,
"task_id": job.task_id,
"chroot": job.chroot,
}
self.rc.publish(JOB_GRAB_TASK_END_PUBSUB, json.dumps(request))
def acquire_vm_for_job(self, job):
# TODO: replace acquire/release with context manager
self.log.info("got job: {}, acquiring VM for build".format(str(job)))
start_vm_wait_time = time.time()
vmd = None
while vmd is None:
try:
self.update_process_title(
suffix="trying to acquire VM for job {} for {}s".format(
job.task_id,
time.time() - start_vm_wait_time))
vmd = self.vmm.acquire_vm(self.group_id, job.project_owner,
os.getpid(), job.task_id,
job.build_id, job.chroot)
except NoVmAvailable as error:
self.log.debug("No VM yet: {}".format(error))
time.sleep(self.opts.sleeptime)
continue
except Exception as error:
self.log.exception(
"Unhandled exception during VM acquire :{}".format(error))
break
return vmd
def run_cycle(self):
self.update_process_title(suffix="trying to acquire job")
time.sleep(self.opts.sleeptime)
job = self.obtain_job()
if not job:
return
try:
if not self.starting_build(job):
self.notify_job_grab_about_task_end(job)
return
except Exception:
self.log.exception("Failed to check if job can be started")
self.notify_job_grab_about_task_end(job)
return
vmd = self.acquire_vm_for_job(job)
if vmd is None:
self.notify_job_grab_about_task_end(job, do_reschedule=True)
else:
self.log.info("acquired VM: {} ip: {} for build {}".format(
vmd.vm_name, vmd.vm_ip, job.task_id))
# TODO: store self.vmd = vmd and use it
self.vm_name = vmd.vm_name
self.vm_ip = vmd.vm_ip
try:
self.do_job(job)
self.notify_job_grab_about_task_end(job)
except VmError as error:
self.log.exception(
"Builder error, re-scheduling task: {}".format(error))
self.notify_job_grab_about_task_end(job, do_reschedule=True)
except Exception as error:
self.log.exception("Unhandled build error: {}".format(error))
self.notify_job_grab_about_task_end(job, do_reschedule=True)
finally:
# clean up the instance
self.vmm.release_vm(vmd.vm_name)
self.vm_ip = None
self.vm_name = None
def run(self):
self.log.info("Starting worker")
self.init_fedmsg()
self.vmm.post_init()
self.rc = get_redis_connection(self.opts)
self.update_process_title(suffix="trying to acquire job")
while not self.kill_received:
self.run_cycle()
def __init__(self, *args, **kwargs):
super(DarkserverConsumer, self).__init__(*args, **kwargs)
self.config = get_redis_config()
self.jobqueue = Queue('jobqueue', self.config)
self.jobqueue.connect()
print 'DarkserverConsumer ready for action'
def produce_jobs(idx):
key = get_key('darkproducer')
log(key, "starting with %s" % str(idx), 'info')
kojiurl = 'http://koji.fedoraproject.org/'
kojiurl2 = kojiurl + 'kojihub'
kc = koji.ClientSession(kojiurl2, {'debug': False, 'password': None,\
'debug_xmlrpc': False, 'user': None})
config = get_redis_config()
jobqueue = Queue('jobqueue', config)
jobqueue.connect()
buildqueue = Queue('buildqueue', config)
buildqueue.connect()
#lastbuild = {'id':None, 'time':None}
rdb = redis_connection()
if not rdb:
log(key, 'redis is missing', 'error')
return None
rdb.set('darkproducer-id', idx)
while True:
if check_shutdown():
break
try:
rdb.set('darkproducer-status', '1')
idx = int(rdb.get('darkproducer-id'))
utils.msgtext = "ID: %s" % idx
res = kc.getBuild(idx)
url = kojiurl + 'koji/buildinfo?buildID=%s' % idx
if not res:
#FIXME!!
#http://koji.fedoraproject.org/koji/buildinfo?buildID=367374
#missing build from db :(
#if lastbuild['id'] != idx:
# lastbuild['id'] = idx
# lastbuild['time'] = time.time.now()
#else:
# diff = time.time.now() - lastbuild['time']
# if diff > 300:
#We have a buildid stuck, raise alarm
#We reached to the new build yet to start
#Time to sleep
log(key, "Sleeping with %s" % idx, 'info')
time.sleep(60)
continue
if res['state'] == 1:
# completed build now push to our redis queue
info = {'url': url, 'jobid': idx}
task = Task(info)
jobqueue.enqueue(task)
log(key, "In job queue %s" % idx, 'info')
rdb.incr('darkproducer-id')
continue
if res['state'] == 0:
#building state
info = {'url': url, 'jobid': idx, 'kojiurl': kojiurl2}
task = Task(info)
buildqueue.enqueue(task)
log(key, "In build queue %s" % idx, 'info')
rdb.incr('darkproducer-id')
continue
else:
rdb.incr('darkproducer-id')
except Exception, error:
log(key, str(error), 'error')
def monitor_buildqueue():
"""
This function monitors the build queue.
If the build is still on then it puts it back to the queue.
If the build is finished then it goes to the job queue.
"""
key = get_key('darkbuildqueue')
config = get_redis_config()
jobqueue = Queue('jobqueue', config)
jobqueue.connect()
buildqueue = Queue('buildqueue', config)
buildqueue.connect()
rdb = redis_connection()
if not rdb:
log(key, 'redis is missing', 'error')
return None
rdb.set('darkbuildqueue-status', '1')
while True:
if check_shutdown():
break
try:
time.sleep(60)
length = buildqueue.length
if length == 0:
log(key, "Sleeping, no buildqueue job", 'info')
time.sleep(60)
continue
task = buildqueue.dequeue()
kojiurl = task.data['kojiurl']
idx = task.data['jobid']
kc = koji.ClientSession(kojiurl, {'debug': False, 'password': None,\
'debug_xmlrpc': False, 'user': None})
res = kc.getBuild(idx)
if not res:
#We reached to the new build yet to start
#Time to sleep
log(key, "build deleted %s" % idx, 'error')
continue
if res['state'] == 1:
#completed build now push to our redis queue
jobqueue.enqueue(task)
log(key, "in job queue %s" % idx, 'info')
continue
if res['state'] == 0:
#building state
buildqueue.enqueue(task)
log(key, "in build queue %s" % idx, 'info')
continue
except Exception, error:
log(key, str(error), 'error')