def _pacemaker_host_check():
parser = argparse.ArgumentParser(
description='Check amqp connection of an OpenStack service.')
parser.add_argument('-r',
dest='pacemaker_resource',
help='pacemaker resource',
required=True)
parser.add_argument('-s', dest='script', required=False, help='Script')
parser.add_argument('--crm',
dest='crm',
required=False,
help='Use "crm_mon -1" instead of "pcs status"',
action='store_true',
default=False)
options = parser.parse_args()
if options.script and (not os.path.isfile(options.script)
or not os.access(options.script, os.X_OK)):
utils.critical('the script %s could not be read' % options.script)
local_hostname = subprocess.check_output(['hostname', '-s']).strip()
try:
if options.crm:
output = subprocess.check_output(['crm_mon', '-1'])
else:
output = subprocess.check_output(['pcs', 'status'])
except subprocess.CalledProcessError as e:
utils.critical('pcs status with status %s: %s' % e.returncode,
e.output)
except OSError:
utils.critical('pcs not found')
for line in re.sub("\n +", " ", output).splitlines():
line = " ".join(line.strip().split()) # Sanitize separator
if not line:
continue
resource, remaining = line.split(None, 1)
if resource == options.pacemaker_resource:
agent, __, remaining = remaining.partition(' ')
if ' ' in remaining:
status, __, current_hostname = remaining.partition(' ')
else:
status, current_hostname = remaining, ''
if status != "Started":
utils.critical("pacemaker resource %s is not started (%s)" %
(resource, status))
if current_hostname != local_hostname:
utils.ok("pacemaker resource %s doesn't run on this node "
"(but on %s)" % (resource, current_hostname))
_ok_run_script(options)
elif resource == 'Clone':
_check_resource_in_host(remaining, 'Started:', options,
local_hostname)
elif resource == 'Master/Slave':
_check_resource_in_host(remaining, 'Masters:', options,
local_hostname)
else:
utils.critical('pacemaker resource %s not found' %
options.pacemaker_resource)
def excepthook(self, ex_type, value, tb):
"""
Custom exception hook so that we can handle errors in a
nicer way
"""
where = ''.join(traceback.format_tb(tb))
msg = '{}'.format(value)
utils.critical(msg)
def showError():
html = """
<html>
<body bgcolor="#FFEDED">
<p><b>{}</b></p>
<p align="left"><small>{}</small></p>
</body>
</html>
""".format(msg, where)
self.errorreport.updateHTML(html)
self.widget = self.iface.messageBar().createMessage("oops", "Looks like an error occurred", QIcon(":/icons/sad"))
button = QPushButton(self.widget)
button.setCheckable(True)
button.setChecked(self.errorreport.isVisible())
button.setText("Show error")
button.toggled.connect(showError)
button.toggled.connect(functools.partial(self.errorreport.setVisible))
self.widget.destroyed.connect(self.hideReports)
self.widget.layout().addWidget(button)
self.messageBar.pushWidget(self.widget, QgsMessageBar.CRITICAL)
def excepthook(self, ex_type, value, tb):
"""
Custom exception hook so that we can handle errors in a
nicer way
"""
where = ''.join(traceback.format_tb(tb))
msg = '{}'.format(value)
utils.critical(msg)
def showError():
html = """
<html>
<body bgcolor="#FFEDED">
<p><b>{}</b></p>
<p align="left"><small>{}</small></p>
</body>
</html>
""".format(msg, where)
self.errorreport.updateHTML(html)
self.widget = self.messageBar.createMessage("oops", "Looks like an error occurred", QIcon(":/icons/sad"))
button = QPushButton(self.widget)
button.setCheckable(True)
button.setChecked(self.errorreport.isVisible())
button.setText("Show error")
button.toggled.connect(showError)
button.toggled.connect(functools.partial(self.errorreport.setVisible))
self.widget.destroyed.connect(self.hideReports)
self.widget.layout().addWidget(button)
self.messageBar.pushWidget(self.widget, QgsMessageBar.CRITICAL)
def _pacemaker_host_check():
parser = argparse.ArgumentParser(
description='Check amqp connection of an OpenStack service.')
parser.add_argument('-r', dest='pacemaker_resource',
help='pacemaker resource', required=True)
parser.add_argument('-s', dest='script', required=False,
help='Script')
parser.add_argument('--crm', dest='crm', required=False,
help='Use "crm_mon -1" instead of "pcs status"',
action='store_true', default=False)
options = parser.parse_args()
if options.script and (not os.path.isfile(options.script)
or not os.access(options.script, os.X_OK)):
utils.critical('the script %s could not be read' % options.script)
local_hostname = subprocess.check_output(['hostname', '-s']).strip()
try:
if options.crm :
output = subprocess.check_output(['crm_mon', '-1'])
else:
output = subprocess.check_output(['pcs', 'status'])
except subprocess.CalledProcessError as e:
utils.critical('pcs status with status %s: %s' %
e.returncode, e.output)
except OSError:
utils.critical('pcs not found')
for line in re.sub("\n +", " ", output).splitlines():
line = " ".join(line.strip().split()) # Sanitize separator
if not line:
continue
resource, remaining = line.split(None, 1)
if resource == options.pacemaker_resource:
agent, __, remaining = remaining.partition(' ')
if ' ' in remaining:
status, __, current_hostname = remaining.partition(' ')
else:
status, current_hostname = remaining, ''
if status != "Started":
utils.critical("pacemaker resource %s is not started (%s)" %
(resource, status))
if current_hostname != local_hostname:
utils.ok("pacemaker resource %s doesn't run on this node "
"(but on %s)" % (resource, current_hostname))
_ok_run_script(options)
elif resource == 'Clone' :
_check_resource_in_host(remaining, 'Started:', options,
local_hostname)
elif resource == 'Master/Slave':
_check_resource_in_host(remaining, 'Masters:', options,
local_hostname)
else:
utils.critical('pacemaker resource %s not found' %
options.pacemaker_resource)
def _pacemaker_host_check():
parser = argparse.ArgumentParser(description="Check amqp connection of an OpenStack service.")
parser.add_argument("-r", dest="pacemaker_resource", help="pacemaker resource", required=True)
parser.add_argument("-s", dest="script", required=True, help="Script")
options = parser.parse_args()
local_hostname = subprocess.check_output(["hostname", "-s"]).strip()
try:
output = subprocess.check_output(["pcs", "status"])
except subprocess.CalledProcessError as e:
utils.critical("pcs status with status %s: %s" % e.returncode, e.output)
except OSError:
utils.critical("pcs not found")
for line in output.splitlines():
line = " ".join(line.strip().split()) # Sanitize separator
if not line:
continue
resource, remaining = line.split(None, 1)
if resource == options.pacemaker_resource:
agent, __, remaining = remaining.partition(" ")
if " " in remaining:
status, __, current_hostname = remaining.partition(" ")
else:
status, current_hostname = remaining, ""
if status != "Started":
utils.critical("pacemaker resource %s is not started (%s)" % (resource, status))
if current_hostname != local_hostname:
utils.ok("pacemaker resource %s doesn't on this node " "(but on %s)" % (resource, current_hostname))
script = shlex.split(options.script)
os.execvp(script[0], script)
else:
utils.critical("pacemaker resource %s not found" % options.pacemaker_resource)
