def set_deep_meta_attr_node(target_node, attr, value):
nvpair_l = []
if xmlutil.is_clone(target_node):
for c in target_node.iterchildren():
if xmlutil.is_child_rsc(c):
rm_meta_attribute(c, attr, nvpair_l)
if config.core.manage_children != "never" and \
(xmlutil.is_group(target_node) or
(xmlutil.is_clone(target_node) and xmlutil.cloned_el(target_node) == "group")):
odd_children = get_children_with_different_attr(target_node, attr, value)
for c in odd_children:
if config.core.manage_children == "always" or \
(config.core.manage_children == "ask" and
utils.ask("Do you want to override %s for child resource %s?" %
(attr, c.get("id")))):
common_debug("force remove meta attr %s from %s" %
(attr, c.get("id")))
rm_meta_attribute(c, attr, nvpair_l, force_children=True)
xmlutil.rmnodes(list(set(nvpair_l)))
xmlutil.xml_processnodes(target_node,
xmlutil.is_emptynvpairs, xmlutil.rmnodes)
# work around issue with pcs interoperability
# by finding exising nvpairs -- if there are any, just
# set the value in those. Otherwise fall back to adding
# to all meta_attributes tags
nvpairs = target_node.xpath("./meta_attributes/nvpair[@name='%s']" % (attr))
if len(nvpairs) > 0:
for nvpair in nvpairs:
nvpair.set("value", value)
else:
for n in xmlutil.get_set_nodes(target_node, "meta_attributes", 1):
xmlutil.set_attr(n, attr, value)
return True
def next_peinputs(node_pe_l, outdir, errdir):
'''
pssh to nodes to collect new logs.
'''
l = []
for node, pe_l in node_pe_l:
r = re.search("(.*)/pengine/", pe_l[0])
if not r:
common_err("strange, %s doesn't contain string pengine" % pe_l[0])
continue
dir = "/%s" % r.group(1)
red_pe_l = [x.replace("%s/" % r.group(1), "") for x in pe_l]
common_debug("getting new PE inputs %s from %s" % (red_pe_l, node))
cmdline = "tar -C %s -cf - %s" % (dir, ' '.join(red_pe_l))
myopts = ["-q", "-o", outdir, "-e", errdir]
opts, args = parse_args(myopts)
l.append([node, cmdline])
if not l:
# is this a failure?
return True
statuses = do_pssh(l, opts)
if statuses:
return examine_outcome(l, opts, statuses)
else:
return False
def runop(self, op, nodes=None, local_only=False):
'''
Execute an operation.
'''
if not nodes or self.run_on_all(op):
nodes = self.nodes
self.last_op = op
self.set_rscenv(op)
real_op = (op == "probe" and "monitor" or op)
cmd = self.exec_cmd(real_op)
common_debug("running %s on %s" % (real_op, nodes))
for attr in self.rscenv.keys():
# shell doesn't allow "-" in var names
envvar = attr.replace("-", "_")
cmd = "%s=%s %s" % (envvar, quote(self.rscenv[attr]), cmd)
if local_only:
self.ec_l[this_node()] = ext_cmd(cmd)
else:
from crm_pssh import do_pssh_cmd
statuses = do_pssh_cmd(cmd, nodes, self.outdir, self.errdir,
self.timeout)
for i in range(len(nodes)):
try:
self.ec_l[nodes[i]] = statuses[i]
except:
self.ec_l[nodes[i]] = self.undef
return
def set_deep_meta_attr_node(target_node, attr, value):
nvpair_l = []
if xmlutil.is_clone(target_node):
for c in target_node.iterchildren():
if xmlutil.is_child_rsc(c):
rm_meta_attribute(c, attr, nvpair_l)
if config.core.manage_children != "never" and \
(xmlutil.is_group(target_node) or
(xmlutil.is_clone(target_node) and xmlutil.cloned_el(target_node) == "group")):
odd_children = get_children_with_different_attr(target_node, attr, value)
for c in odd_children:
if config.core.manage_children == "always" or \
(config.core.manage_children == "ask" and
utils.ask("Do you want to override %s for child resource %s?" %
(attr, c.get("id")))):
common_debug("force remove meta attr %s from %s" %
(attr, c.get("id")))
rm_meta_attribute(c, attr, nvpair_l, force_children=True)
xmlutil.rmnodes(list(set(nvpair_l)))
# work around issue with pcs interoperability
# by finding exising nvpairs -- if there are any, just
# set the value in those. Otherwise fall back to adding
# to all meta_attributes tags
nvpairs = target_node.xpath("./meta_attributes/nvpair[@name='%s']" % (attr))
if len(nvpairs) > 0:
for nvpair in nvpairs:
nvpair.set("value", value)
else:
for n in xmlutil.get_set_nodes(target_node, "meta_attributes", 1):
xmlutil.set_attr(n, attr, value)
return True
def runop(self, op, nodes=None, local_only=False):
'''
Execute an operation.
'''
if not nodes or self.run_on_all(op):
nodes = self.nodes
self.last_op = op
self.set_rscenv(op)
real_op = (op == "probe" and "monitor" or op)
cmd = self.exec_cmd(real_op)
common_debug("running %s on %s" % (real_op, nodes))
for attr in self.rscenv.keys():
# shell doesn't allow "-" in var names
envvar = attr.replace("-", "_")
cmd = "%s=%s %s" % (envvar, quote(self.rscenv[attr]), cmd)
if local_only:
self.ec_l[this_node()] = ext_cmd(cmd)
else:
from crm_pssh import do_pssh_cmd
statuses = do_pssh_cmd(cmd, nodes, self.outdir, self.errdir, self.timeout)
for i in range(len(nodes)):
try:
self.ec_l[nodes[i]] = statuses[i]
except:
self.ec_l[nodes[i]] = self.undef
return
def remove(self, node_id):
if not node_id:
return
try:
del self._id_store[node_id]
common_debug("id_store: removed %s" % node_id)
except KeyError:
pass
def set_deep_meta_attr(rsc, attr, value, commit=True):
"""
If the referenced rsc is a primitive that belongs to a group,
then set its attribute.
Otherwise, go up to the topmost resource which contains this
resource and set the attribute there (i.e. if the resource is
cloned).
If it's a group then check its children. If any of them has
the attribute set to a value different from the one given,
then ask the user whether to reset them or not (exact
behaviour depends on the value of config.core.manage_children).
"""
def update_obj(obj):
"""
set the meta attribute in the given object
"""
node = obj.node
obj.set_updated()
if not (node.tag == "primitive" and
node.getparent().tag == "group"):
node = xmlutil.get_topmost_rsc(node)
return set_deep_meta_attr_node(node, attr, value)
def flatten(objs):
for obj in objs:
if isinstance(obj, list):
for subobj in obj:
yield subobj
else:
yield obj
def resolve(obj):
if obj.obj_type == 'tag':
return [cib_factory.find_object(o) for o in obj.node.xpath('./obj_ref/@id')]
return obj
objs = cib_factory.find_objects(rsc)
while any(obj for obj in objs if obj.obj_type == 'tag'):
objs = list(flatten(resolve(obj) for obj in objs))
common_debug("set_deep_meta_attr: %s" % (', '.join([obj.obj_id for obj in objs])))
if not objs:
common_error("Resource not found: %s" % (rsc))
return False
ok = all(update_obj(obj) for obj in objs)
if not ok:
common_error("Failed to update meta attributes for %s" % (rsc))
return False
if not commit:
return True
ok = cib_factory.commit()
if not ok:
common_error("Failed to commit updates to %s" % (rsc))
return False
return True
def _stonith_types(self):
rc, l = stdout2list("stonith -L")
if rc != 0:
# stonith(8) may not be installed
common_debug("stonith exited with code %d" % rc)
l = []
for ra in os_types_list("/usr/sbin/fence_*"):
if ra not in ("fence_ack_manual", "fence_pcmk", "fence_legacy"):
l.append(ra)
def _stonith_types(self):
rc, l = stdout2list("stonith -L")
if rc != 0:
# stonith(8) may not be installed
common_debug("stonith exited with code %d" % rc)
l = []
for ra in os_types_list("/usr/sbin/fence_*"):
if ra not in ("fence_ack_manual", "fence_pcmk", "fence_legacy"):
l.append(ra)
def is_min_pcmk_ver(min_ver, cib_f=None):
if not constants.pcmk_version:
if cib_f:
constants.pcmk_version = get_cib_property(cib_f, "dc-version", "1.1.11")
common_debug("found pacemaker version: %s in cib: %s" %
(constants.pcmk_version, cib_f))
else:
constants.pcmk_version = get_pcmk_version("1.1.11")
from distutils.version import LooseVersion
return LooseVersion(constants.pcmk_version) >= LooseVersion(min_ver)
def prog_meta(prog):
'''
Do external program metadata.
'''
if is_program(prog):
rc, l = stdout2list("%s metadata" % prog)
if rc == 0:
return l
common_debug("%s metadata exited with code %d" % (prog, rc))
return []
def is_min_pcmk_ver(min_ver, cib_f=None):
if not vars.pcmk_version:
if cib_f:
vars.pcmk_version = get_cib_property(cib_f, "dc-version", "1.1.1")
common_debug("found pacemaker version: %s in cib: %s" %
(vars.pcmk_version, cib_f))
else:
vars.pcmk_version = get_pcmk_version("1.1.1")
from distutils.version import LooseVersion
return LooseVersion(vars.pcmk_version) >= LooseVersion(min_ver)
def prog_meta(prog):
'''
Do external program metadata.
'''
prog = is_program(prog)
if prog:
rc, l = stdout2list("%s metadata" % prog)
if rc == 0:
return l
common_debug("%s metadata exited with code %d" % (prog, rc))
return []
def crm_resource(self, opts):
'''
Get information from crm_resource.
'''
rc, l = stdout2list("crm_resource %s" % opts, stderr_on=False)
# not clear when/why crm_resource exits with non-zero
# code
if rc != 0:
common_debug("crm_resource %s exited with code %d" %
(opts, rc))
return l
def prog_meta(prog):
'''
Do external program metadata.
'''
l = []
if is_program(prog):
rc, l = stdout2list("%s metadata" % prog)
if rc != 0:
common_debug("%s metadata exited with code %d" % (prog, rc))
l = []
return l
def get_topnode(cib_elem, tag):
"Get configuration element or create/append if there's none."
conf_elem = cib_elem.find("configuration")
if conf_elem is None:
common_err("no configuration element found!")
return None
if tag == "configuration":
return conf_elem
e = cib_elem.find("configuration/%s" % tag)
if e is None:
common_debug("create configuration section %s" % tag)
e = etree.SubElement(conf_elem, tag)
return e
def get_topnode(cib_elem, tag):
"Get configuration element or create/append if there's none."
conf_elem = cib_elem.find("configuration")
if conf_elem is None:
common_err("no configuration element found!")
return None
if tag == "configuration":
return conf_elem
e = cib_elem.find("configuration/%s" % tag)
if e is None:
common_debug("create configuration section %s" % tag)
e = etree.SubElement(conf_elem, tag)
return e
def pipe_string(cmd, s):
rc = -1 # command failed
cmd = add_sudo(cmd)
common_debug("piping string to %s" % cmd)
if options.regression_tests:
print ".EXT", cmd
p = subprocess.Popen(cmd, shell=True, stdin=subprocess.PIPE)
try:
p.communicate(s)
p.wait()
rc = p.returncode
except IOError, msg:
if "Broken pipe" not in msg:
common_err(msg)
def pipe_string(cmd, s):
rc = -1 # command failed
cmd = add_sudo(cmd)
common_debug("piping string to %s" % cmd)
if options.regression_tests:
print ".EXT", cmd
p = subprocess.Popen(cmd, shell=True, stdin=subprocess.PIPE)
try:
p.communicate(s)
p.wait()
rc = p.returncode
except IOError, msg:
if "Broken pipe" not in msg:
common_err(msg)
def running_on(resource):
"returns list of node names where the given resource is running"
rsc_locate = "crm_resource --resource '%s' --locate"
rc, out, err = get_stdout_stderr(rsc_locate % (resource))
if rc != 0:
return []
nodes = []
head = "resource %s is running on: " % (resource)
for line in out.split('\n'):
if line.strip().startswith(head):
w = line[len(head):].split()
if w:
nodes.append(w[0])
common_debug("%s running on: %s" % (resource, nodes))
return nodes
def running_on(resource):
"returns list of node names where the given resource is running"
rsc_locate = "crm_resource --resource '%s' --locate"
rc, out, err = get_stdout_stderr(rsc_locate % (resource))
if rc != 0:
return []
nodes = []
head = "resource %s is running on: " % (resource)
for line in out.split('\n'):
if line.strip().startswith(head):
w = line[len(head):].split()
if w:
nodes.append(w[0])
common_debug("%s running on: %s" % (resource, nodes))
return nodes
def prog_meta(prog):
'''
Do external program metadata.
'''
if prog == "crmd" and os.path.isfile(os.path.join(config.path.crm_daemon_dir, 'crmd')):
prog = os.path.join(config.path.crm_daemon_dir, 'crmd')
rc, l = stdout2list("%s metadata" % prog)
if rc == 0:
return l
common_debug("%s metadata exited with code %d" % (prog, rc))
elif is_program(prog):
rc, l = stdout2list("%s metadata" % prog)
if rc == 0:
return l
common_debug("%s metadata exited with code %d" % (prog, rc))
return []
def next_loglines(a, outdir, errdir):
'''
pssh to nodes to collect new logs.
'''
l = []
for node, rptlog, logfile, nextpos in a:
common_debug("updating %s from %s (pos %d)" % (logfile, node, nextpos))
cmdline = "perl -e 'exit(%d) if (stat(\"%s\"))[7]<%d' && tail -c +%d %s" % (
_EC_LOGROT, logfile, nextpos - 1, nextpos, logfile)
opts = parse_args(outdir, errdir)
l.append([node, cmdline])
statuses = do_pssh(l, opts)
if statuses:
return examine_outcome(l, opts, statuses)
else:
return False
def _set_source(self, src, live_from_time=None):
'''
Have the last history source survive the History
and Report instances
'''
common_debug("setting source to %s" % src)
if not self._check_source(src):
return False
crm_report.set_source(src)
options.history = src
self.current_session = None
to_time = ''
if src == "live":
from_time = time.ctime(live_from_time and live_from_time or (time.time() - 60*60))
else:
from_time = ''
return self._set_period(from_time, to_time)
def run_ptest(graph_s, nograph, scores, utilization, actions, verbosity):
'''
Pipe graph_s thru ptest(8). Show graph using dotty if requested.
'''
actions_filter = "grep LogActions: | grep -vw Leave"
ptest = "2>&1 %s -x -" % config.core.ptest
if re.search("simulate", ptest) and \
not re.search("-[RS]", ptest):
ptest = "%s -S" % ptest
if verbosity:
if actions:
verbosity = 'v' * max(3, len(verbosity))
ptest = "%s -%s" % (ptest, verbosity.upper())
if scores:
ptest = "%s -s" % ptest
if utilization:
ptest = "%s -U" % ptest
if config.core.dotty and not nograph:
fd, dotfile = mkstemp()
ptest = "%s -D %s" % (ptest, dotfile)
else:
dotfile = None
# ptest prints to stderr
if actions:
ptest = "%s | %s" % (ptest, actions_filter)
if options.regression_tests:
ptest = ">/dev/null %s" % ptest
common_debug("invoke: %s" % ptest)
rc, s = get_stdout(ptest, input_s=graph_s)
if rc != 0:
common_debug("%s exited with %d" % (ptest, rc))
if actions and rc == 1:
common_warn("No actions found.")
else:
common_warn("Simulation was unsuccessful (RC=%d)." % (rc))
if dotfile:
if os.path.getsize(dotfile) > 0:
show_dot_graph(dotfile)
else:
common_warn("ptest produced empty dot file")
else:
if not nograph:
common_info("install graphviz to see a transition graph")
if s:
page_string(s)
return True
def next_loglines(a, outdir, errdir):
'''
pssh to nodes to collect new logs.
'''
l = []
for node, rptlog, logfile, nextpos in a:
common_debug("updating %s from %s (pos %d)" %
(logfile, node, nextpos))
cmdline = "perl -e 'exit(%d) if (stat(\"%s\"))[7]<%d' && tail -c +%d %s" % (
_EC_LOGROT, logfile, nextpos-1, nextpos, logfile)
opts = parse_args(outdir, errdir)
l.append([node, cmdline])
statuses = do_pssh(l, opts)
if statuses:
return examine_outcome(l, opts, statuses)
else:
return False
def _xdg_file(name, xdg_name, chk_fun, directory):
from msg import common_warn, common_info, common_debug
if not name:
return name
if not os.path.isdir(directory):
os.makedirs(directory, 0700)
new = os.path.join(directory, xdg_name)
if directory == CONFIG_HOME and chk_fun(new) and chk_fun(name):
common_warn("both %s and %s exist, please cleanup" % (name, new))
return name
if chk_fun(name):
if directory == CONFIG_HOME:
common_info("moving %s to %s" % (name, new))
else:
common_debug("moving %s to %s" % (name, new))
os.rename(name, new)
return new
def run_ptest(graph_s, nograph, scores, utilization, actions, verbosity):
'''
Pipe graph_s thru ptest(8). Show graph using dotty if requested.
'''
actions_filter = "grep LogActions: | grep -vw Leave"
ptest = "2>&1 %s -x -" % config.core.ptest
if re.search("simulate", ptest) and \
not re.search("-[RS]", ptest):
ptest = "%s -S" % ptest
if verbosity:
if actions:
verbosity = 'v' * max(3, len(verbosity))
ptest = "%s -%s" % (ptest, verbosity.upper())
if scores:
ptest = "%s -s" % ptest
if utilization:
ptest = "%s -U" % ptest
if config.core.dotty and not nograph:
fd, dotfile = mkstemp()
ptest = "%s -D %s" % (ptest, dotfile)
else:
dotfile = None
# ptest prints to stderr
if actions:
ptest = "%s | %s" % (ptest, actions_filter)
if options.regression_tests:
ptest = ">/dev/null %s" % ptest
common_debug("invoke: %s" % ptest)
rc, s = get_stdout(ptest, input_s=graph_s)
if rc != 0:
common_debug("%s exited with %d" % (ptest, rc))
if actions and rc == 1:
common_warn("No actions found.")
else:
common_warn("Simulation was unsuccessful (RC=%d)." % (rc))
if dotfile:
if os.path.getsize(dotfile) > 0:
show_dot_graph(dotfile)
else:
common_warn("ptest produced empty dot file")
else:
if not nograph:
common_info("install graphviz to see a transition graph")
if s:
page_string(s)
return True
def _set_source(self, src, live_from_time=None):
'''
Have the last history source survive the History
and Report instances
'''
common_debug("setting source to %s" % src)
if not self._check_source(src):
return False
crm_report().set_source(src)
options.history = src
self.current_session = None
to_time = ''
if src == "live":
from_time = time.ctime(live_from_time and live_from_time
or (time.time() - 60 * 60))
else:
from_time = ''
return self._set_period(from_time, to_time)
def get_pcmk_version(dflt):
version = dflt
crmd = is_program('crmd')
if crmd:
cmd = crmd
else:
return version
try:
rc, s = get_stdout("%s version" % (cmd))
if rc != 0:
common_err("%s exited with %d" % (cmd, rc))
else:
version = s.split()[2]
common_debug("found pacemaker version: %s" % version)
except Exception, msg:
common_warn("could not get the pacemaker version, bad installation?")
common_warn(msg)
def get_pcmk_version(dflt):
version = dflt
crmd = is_program('crmd')
if crmd:
cmd = crmd
else:
return version
try:
rc, s = get_stdout("%s version" % (cmd))
if rc != 0:
common_err("%s exited with %d" % (cmd, rc))
else:
version = s.split()[2]
common_debug("found pacemaker version: %s" % version)
except Exception, msg:
common_warn("could not get the pacemaker version, bad installation?")
common_warn(msg)
def get_pcmk_version(dflt):
version = dflt
if is_program('crmd'):
cmd = 'crmd'
elif os.path.isfile(os.path.join(config.path.crm_daemon_dir, 'crmd')):
cmd = os.path.join(config.path.crm_daemon_dir, 'crmd')
else:
return version
try:
rc, s = get_stdout("%s version" % (cmd))
if rc != 0:
common_err("%s exited with %d" % (cmd, rc))
else:
version = s.split()[2]
common_debug("found pacemaker version: %s" % version)
except Exception, msg:
common_warn("could not get the pacemaker version, bad installation?")
common_warn(msg)
def get_pcmk_version(dflt):
version = dflt
if is_program('crmd'):
cmd = 'crmd'
elif os.path.isfile(os.path.join(config.path.crm_daemon_dir, 'crmd')):
cmd = os.path.join(config.path.crm_daemon_dir, 'crmd')
else:
return version
try:
rc, s = get_stdout("%s version" % (cmd))
if rc != 0:
common_err("%s exited with %d" % (cmd, rc))
else:
version = s.split()[2]
common_debug("found pacemaker version: %s" % version)
except Exception, msg:
common_warn("could not get the pacemaker version, bad installation?")
common_warn(msg)
def set_deep_meta_attr_node(target_node, attr, value):
nvpair_l = []
if xmlutil.is_clone(target_node):
for c in target_node.iterchildren():
if xmlutil.is_child_rsc(c):
rm_meta_attribute(c, attr, nvpair_l)
if config.core.manage_children != "never" and \
(xmlutil.is_group(target_node) or
(xmlutil.is_clone(target_node) and xmlutil.cloned_el(target_node) == "group")):
odd_children = get_children_with_different_attr(target_node, attr, value)
for c in odd_children:
if config.core.manage_children == "always" or \
(config.core.manage_children == "ask" and
utils.ask("Do you want to override %s for child resource %s?" %
(attr, c.get("id")))):
common_debug("force remove meta attr %s from %s" %
(attr, c.get("id")))
rm_meta_attribute(c, attr, nvpair_l, force_children=True)
xmlutil.rmnodes(list(set(nvpair_l)))
for n in xmlutil.get_set_nodes(target_node, "meta_attributes", 1):
xmlutil.set_attr(n, attr, value)
return xmlutil.commit_rsc(target_node)
def add(self, path, tokens):
"""Adds tokens to a section"""
common_debug("corosync.add (%s) (%s)" % (path, tokens))
if not path:
self._tokens += tokens
return
start = self.find(path)
if start < 0:
return None
depth = 0
end = None
for i, t in enumerate(self._tokens[start + 1:]):
if t.token == _tBEGIN:
depth += 1
elif t.token == _tEND:
depth -= 1
if depth < 0:
end = start + i + 1
break
if end is None:
raise ValueError("Unterminated section at %s" % (start))
self._tokens = self._tokens[:end] + tokens + self._tokens[end:]
def do_cd(self, context, optarg='..'):
ok = True
path = optarg.split('/', 1)
if len(path) == 1:
path = path[0]
if path == '..':
ok = context.up()
elif path == '.' or not path:
return ok
else:
info = context.current_level().get_child(path)
if not info or not info.level:
common_debug("children: %s" % (self._children))
context.fatal_error("%s not found in %s" % (path, context.current_level()))
context.enter_level(info.level)
else:
if not self.do_cd(context, path[0]):
ok = False
if not self.do_cd(context, path[1]):
ok = False
context.save_stack()
return True
def add(self, path, tokens):
"""Adds tokens to a section"""
common_debug("corosync.add (%s) (%s)" % (path, tokens))
if not path:
self._tokens += tokens
return
start = self.find(path)
if start < 0:
return None
depth = 0
end = None
for i, t in enumerate(self._tokens[start + 1:]):
if t.token == _tBEGIN:
depth += 1
elif t.token == _tEND:
depth -= 1
if depth < 0:
end = start + i + 1
break
if end is None:
raise ValueError("Unterminated section at %s" % (start))
self._tokens = self._tokens[:end] + tokens + self._tokens[end:]
def types(self, ra_class="ocf", ra_provider=""):
'List of types for a class.'
l = []
prov = ra_provider and ra_provider or "*"
if ra_class == "ocf":
l = os_types_list("%s/resource.d/%s/*" % (os.environ["OCF_ROOT"], prov))
elif ra_class == "lsb":
l = os_types_list("/etc/init.d/*")
elif ra_class == "stonith":
rc, l = stdout2list("stonith -L")
if rc != 0:
# stonith(8) may not be installed
common_debug("stonith exited with code %d" % rc)
l = []
for ra in os_types_list("/usr/sbin/fence_*"):
if ra not in ("fence_ack_manual", "fence_pcmk", "fence_legacy"):
l.append(ra)
elif ra_class == "nagios":
l = os_types_list("%s/check_*" % config.path.nagios_plugins)
l = [x.replace("check_", "") for x in l]
l = list(set(l))
l.sort()
return l
def types(self, ra_class="ocf", ra_provider=""):
'List of types for a class.'
l = []
prov = ra_provider and ra_provider or "*"
if ra_class == "ocf":
l = os_types_list("%s/resource.d/%s/*" % (os.environ["OCF_ROOT"], prov))
elif ra_class == "lsb":
l = os_types_list("/etc/init.d/*")
elif ra_class == "stonith":
rc, l = stdout2list("stonith -L")
if rc != 0:
# stonith(8) may not be installed
common_debug("stonith exited with code %d" % rc)
l = []
for ra in os_types_list("/usr/sbin/fence_*"):
if ra not in ("fence_ack_manual", "fence_pcmk", "fence_legacy"):
l.append(ra)
elif ra_class == "nagios":
l = os_types_list("%s/check_*" % config.path.nagios_plugins)
l = [x.replace("check_", "") for x in l]
l = list(set(l))
l.sort()
return l
def ra_if():
if crm_resource_support():
common_debug("Using crm_resource for agent discovery")
return RaCrmResource()
if can_use_lrmadmin():
common_debug("Using lrmd for agent discovery")
return RaLrmd()
common_debug("Using OS for agent discovery")
return RaOS()
def ra_if():
if crm_resource_support():
common_debug("Using crm_resource for agent discovery")
return RaCrmResource()
if can_use_lrmadmin():
common_debug("Using lrmd for agent discovery")
return RaLrmd()
common_debug("Using OS for agent discovery")
return RaOS()
def filter_string(cmd, s, stderr_on=True):
rc = -1 # command failed
outp = ''
if stderr_on:
stderr = None
else:
stderr = subprocess.PIPE
cmd = add_sudo(cmd)
common_debug("pipe through %s" % cmd)
if options.regression_tests:
print ".EXT", cmd
p = subprocess.Popen(cmd,
shell=True,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=stderr)
try:
outp = p.communicate(s)[0]
p.wait()
rc = p.returncode
except OSError, (errno, strerror):
if errno != os.errno.EPIPE:
common_err(strerror)
common_info("from: %s" % cmd)
def filter_string(cmd, s, stderr_on=True):
rc = -1 # command failed
outp = ''
if stderr_on:
stderr = None
else:
stderr = subprocess.PIPE
cmd = add_sudo(cmd)
common_debug("pipe through %s" % cmd)
if options.regression_tests:
print ".EXT", cmd
p = subprocess.Popen(cmd,
shell=True,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=stderr)
try:
outp = p.communicate(s)[0]
p.wait()
rc = p.returncode
except OSError, (errno, strerror):
if errno != os.errno.EPIPE:
common_err(strerror)
common_info("from: %s" % cmd)
def debug(self, s):
common_debug("%s: %s" % (self.ra_string(), s))
def debug(self, s):
common_debug("%s: %s" % (self.ra_string(), s))
def _remove_trace(self, rsc, op_node):
from lxml import etree
common_debug("op_node: %s" % (etree.tostring(op_node)))
op_node = rsc.del_op_attr(op_node, constants.trace_ra_attr)
if rsc.is_dummy_operation(op_node):
rsc.del_operation(op_node)
def set_deep_meta_attr(rsc, attr, value, commit=True):
"""
If the referenced rsc is a primitive that belongs to a group,
then set its attribute.
Otherwise, go up to the topmost resource which contains this
resource and set the attribute there (i.e. if the resource is
cloned).
If it's a group then check its children. If any of them has
the attribute set to a value different from the one given,
then ask the user whether to reset them or not (exact
behaviour depends on the value of config.core.manage_children).
"""
def update_obj(obj):
"""
set the meta attribute in the given object
"""
node = obj.node
obj.set_updated()
if not (node.tag == "primitive" and
node.getparent().tag == "group"):
node = xmlutil.get_topmost_rsc(node)
return set_deep_meta_attr_node(node, attr, value)
def flatten(objs):
for obj in objs:
if isinstance(obj, list):
for subobj in obj:
yield subobj
else:
yield obj
def resolve(obj):
if obj.obj_type == 'tag':
ret = [cib_factory.find_object(o) for o in obj.node.xpath('./obj_ref/@id')]
ret = [r for r in ret if r is not None]
return ret
return obj
def is_resource(obj):
return xmlutil.is_resource(obj.node)
objs = cib_factory.find_objects(rsc)
if objs is None:
common_error("CIB is not valid!")
return False
while any(obj for obj in objs if obj.obj_type == 'tag'):
objs = list(flatten(resolve(obj) for obj in objs))
objs = filter(is_resource, objs)
common_debug("set_deep_meta_attr: %s" % (', '.join([obj.obj_id for obj in objs])))
if not objs:
common_error("Resource not found: %s" % (rsc))
return False
ok = all(update_obj(obj) for obj in objs)
if not ok:
common_error("Failed to update meta attributes for %s" % (rsc))
return False
if not commit:
return True
ok = cib_factory.commit()
if not ok:
common_error("Failed to commit updates to %s" % (rsc))
return False
return True
def _remove_trace(self, rsc, op_node):
from lxml import etree
common_debug("op_node: %s" % (etree.tostring(op_node)))
op_node = rsc.del_op_attr(op_node, constants.trace_ra_attr)
if rsc.is_dummy_operation(op_node):
rsc.del_operation(op_node)
def fail(msg):
common_debug("%s!=%s: %s" % (a.tag, b.tag, msg))
return False
def save(self, node_id):
if not node_id:
return
common_debug("id_store: saved %s" % node_id)
self._id_store[node_id] = 1
def debug(self, s):
common_debug("%s: %s" % (self.id_str(), s))
def fail(msg):
common_debug("%s!=%s: %s" % (a.tag, b.tag, msg))
return False
def ext_cmd(cmd, shell=True):
cmd = add_sudo(cmd)
if options.regression_tests:
print ".EXT", cmd
common_debug("invoke: %s" % cmd)
return subprocess.call(cmd, shell=shell)
def ext_cmd(cmd, shell=True):
cmd = add_sudo(cmd)
if options.regression_tests:
print ".EXT", cmd
common_debug("invoke: %s" % cmd)
return subprocess.call(cmd, shell=shell)
def debug(self, s):
common_debug("%s: %s" % (self.id_str(), s))
