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#!/usr/bin/python
# Copyright (C) 2014 Red Hat Inc
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
#
import argparse
from glusternagios import utils
from glusternagios import glustercli
def getVolumeStatus(args):
exitstatus = 0
message = ""
try:
volumes = glustercli.volumeInfo(args.volume)
if volumes.get(args.volume) is None:
exitstatus = utils.PluginStatusCode.CRITICAL
message = "CRITICAL: Volume not found"
return exitstatus, message
elif volumes[args.volume]["volumeStatus"] == (glustercli.
VolumeStatus.ONLINE):
exitstatus = utils.PluginStatusCode.OK
message = "OK: Volume : %s type - Volume is up" % \
(volumes[args.volume]["volumeType"])
elif volumes[args.volume]["volumeStatus"] == (glustercli.
VolumeStatus.OFFLINE):
exitstatus = utils.PluginStatusCode.CRITICAL
message = "CRITICAL: Volume : %s type is stopped" % \
(volumes[args.volume]["volumeType"])
except glustercli.GlusterLockedException as e:
out = ("UNKNOWN: Glusterd cannot be queried. %s" % '.'.join(e.err))
return utils.PluginStatusCode.UNKNOWN, out
except glustercli.GlusterCmdFailedException as e:
out = ("WARNING: Command execution failed. %s" % '.'.join(e.err))
return utils.PluginStatusCode.WARNING, out
return exitstatus, message
def getVolumeQuotaStatus(args):
try:
qstatus = glustercli.volumeQuotaStatus(args.volume)
except glustercli.GlusterLockedException as e:
out = ("UNKNOWN: Glusterd cannot be queried. %s" % '.'.join(e.err))
return utils.PluginStatusCode.UNKNOWN, out
except glustercli.GlusterCmdFailedException as e:
out = ("QUOTA: Quota status could not be determined. %s"
% '.'.join(e.err))
return utils.PluginStatusCode.WARNING, out
returnMsg = "QUOTA:"
if qstatus.get("hard_ex_dirs"):
hard_limit_ex = ', '.join(qstatus['hard_ex_dirs'])
returnMsg += ("hard limit reached on %s; " % hard_limit_ex)
if qstatus.get('soft_ex_dirs'):
soft_limit_ex = ', '.join(qstatus['soft_ex_dirs'])
returnMsg += ("soft limit exceeded on %s" % soft_limit_ex)
if (returnMsg.endswith(';')):
returnMsg = returnMsg[:-1]
if qstatus['status'] == glustercli.VolumeQuotaStatus.SOFT_LIMIT_EXCEEDED:
return utils.PluginStatusCode.WARNING, returnMsg
elif (qstatus['status'] ==
glustercli.VolumeQuotaStatus.HARD_LIMIT_EXCEEDED):
return utils.PluginStatusCode.CRITICAL, returnMsg
elif qstatus['status'] == glustercli.VolumeQuotaStatus.DISABLED:
return utils.PluginStatusCode.OK, "QUOTA: not enabled or configured"
else:
return utils.PluginStatusCode.OK, "QUOTA: OK"
def getVolumeSelfHealSplitBrainStatus(args):
try:
volume = glustercli.volumeHealSplitBrainStatus(args.volume)
except glustercli.GlusterLockedException as e:
out = ("UNKNOWN: Glusterd cannot be queried. %s" % '.'.join(e.err))
return utils.PluginStatusCode.UNKNOWN, out
except glustercli.GlusterCmdFailedException as e:
out = ("Volume split brain status could not be determined. %s"
% '.'.join(e.err))
return utils.PluginStatusCode.WARNING, out
if volume.get(args.volume) is None:
exitstatus = utils.PluginStatusCode.UNKNOWN
message = "UNKNOWN: Volume self heal split-brain info not found"
else:
if (volume[args.volume]['status'] == glustercli.
VolumeHealInfoStatus.NOTAPPLICABLE):
exitstatus = utils.PluginStatusCode.OK
message = "Volume is not of replicate type"
elif (volume[args.volume]['status'] == glustercli.
VolumeHealInfoStatus.OK):
exitstatus = utils.PluginStatusCode.OK
message = "No split brain state entries found."
elif (volume[args.volume]['status'] == glustercli.
VolumeHealInfoStatus.ENTRIESFOUND):
exitstatus = utils.PluginStatusCode.CRITICAL
message = ("%s entries in split-brain state found."
% (volume[args.volume]['unsyncedentries']))
return exitstatus, message
def getVolumeSelfHealProgressStatus(args):
try:
volume = glustercli.volumeHealStatus(args.volume)
except glustercli.GlusterLockedException as e:
out = ("UNKNOWN: Glusterd cannot be queried. %s" % '.'.join(e.err))
return utils.PluginStatusCode.UNKNOWN, out
except glustercli.GlusterCmdFailedException as e:
out = ("Volume heal information could not be determined. %s"
% '.'.join(e.err))
return utils.PluginStatusCode.WARNING, out
if volume.get(args.volume) is None:
exitstatus = utils.PluginStatusCode.UNKNOWN
message = "UNKNOWN: Volume self heal info not found"
else:
if (volume[args.volume]['status'] == glustercli.
VolumeHealInfoStatus.NOTAPPLICABLE):
exitstatus = utils.PluginStatusCode.OK
message = "Volume is not of replicate type"
elif volume[args.volume]['undergoingheal'] > 0:
exitstatus = utils.PluginStatusCode.WARNING
message = "Volume self-heal in progress."
elif volume[args.volume]['unsyncedentries'] > 0:
exitstatus = utils.PluginStatusCode.WARNING
message = "Unsynced entries found across bricks."
elif (volume[args.volume]['unsyncedentries'] == 0):
exitstatus = utils.PluginStatusCode.OK
message = "No unsynced entries found."
message += ("| undergoing=%s unsyncedentries=%s" %
(volume[args.volume]['undergoingheal'],
volume[args.volume]['unsyncedentries']))
return exitstatus, message
def getVolumeGeoRepStatus(args):
try:
volume = glustercli.volumeGeoRepStatus(args.volume)
except glustercli.GlusterLockedException as e:
out = ("UNKNOWN: Glusterd cannot be queried. %s" % '.'.join(e.err))
return utils.PluginStatusCode.UNKNOWN, out
except glustercli.GlusterCmdFailedException as e:
out = ("Geo replication status could not be determined. %s"
% '.'.join(e.err))
return utils.PluginStatusCode.WARNING, out
if volume.get(args.volume) is None:
exitstatus = utils.PluginStatusCode.UNKNOWN
message = "UNKNOWN: Volume info not found"
else:
exitstatus = utils.PluginStatusCode.OK
message = "Session status:"
detail = "Details:"
for slavename, slave_dict in volume[args.volume]['slaves'].iteritems():
message += ("%s - %s " % (slavename,
slave_dict['status']))
detail += ("%s - %s " % (slavename,
slave_dict['detail']))
if slave_dict['status'] == glustercli.GeoRepStatus.FAULTY:
exitstatus = utils.PluginStatusCode.CRITICAL
elif (slave_dict['status']
in [glustercli.GeoRepStatus.PARTIAL_FAULTY,
glustercli.GeoRepStatus.STOPPED,
glustercli.GeoRepStatus.NOT_STARTED]
and exitstatus == utils.PluginStatusCode.OK):
exitstatus = utils.PluginStatusCode.WARNING
if exitstatus != utils.PluginStatusCode.OK:
message += "\n" + detail
if len(volume[args.volume]['slaves']) == 0:
message += "No active sessions found"
return exitstatus, message
def parse_input():
parser = argparse.ArgumentParser()
parser.add_argument("-v", "--volume", action="store",
required=True,
help="Name of the volume for status")
parser.add_argument("-t", "--type", action="store",
default="info",
dest="type",
help="Type of status to be shown. Possible values:",
choices=["info", "quota", "self-heal",
"geo-rep", "heal-info"])
args = parser.parse_args()
return args
if __name__ == '__main__':
args = parse_input()
if args.type == "info":
exitstatus, message = getVolumeStatus(args)
if args.type == "quota":
exitstatus, message = getVolumeQuotaStatus(args)
if args.type == "self-heal":
exitstatus, message = getVolumeSelfHealSplitBrainStatus(args)
if args.type == "geo-rep":
exitstatus, message = getVolumeGeoRepStatus(args)
if args.type == "heal-info":
exitstatus, message = getVolumeSelfHealProgressStatus(args)
print message
exit(exitstatus)
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