mirror of
https://github.com/opinkerfi/nagios-plugins.git
synced 2024-11-16 15:33:46 +01:00
118 lines
4.0 KiB
Python
118 lines
4.0 KiB
Python
#!/usr/bin/python
|
|
|
|
from pynag.Plugins import simple as Plugin, WARNING, CRITICAL, UNKNOWN, OK
|
|
from subprocess import Popen, PIPE
|
|
import os
|
|
|
|
|
|
def main():
|
|
global plugin
|
|
|
|
plugin = Plugin(must_threshold=False)
|
|
plugin.add_arg("l", "logical-volume",
|
|
"Comma seperated list of VG/LV, eg vg00/data,vg00/snap",
|
|
required=False)
|
|
plugin.add_arg("V", "volume-group",
|
|
"Comma seperated list of VG, eg vg00,vg01",
|
|
required=False)
|
|
plugin.add_arg("a", "check-all", "Check all LVs", required=False,
|
|
action="store_true")
|
|
plugin.activate()
|
|
|
|
lvs = plugin["logical-volume"] and plugin["logical-volume"].split(
|
|
",") or []
|
|
vgs = plugin["volume-group"] and plugin["volume-group"].split(",") or []
|
|
|
|
if not lvs and not vgs and not plugin['check-all']:
|
|
plugin.parser.error(
|
|
"Either logical-volume or volume-group must be specified")
|
|
elif plugin['check-all'] and ( lvs or vgs ):
|
|
plugin.parser.error(
|
|
"Mixing check-all and logical-volume or volume-group does not make sense")
|
|
|
|
check_mirror(lvs, vgs, plugin['check-all'], plugin['host'])
|
|
|
|
(code, message) = (plugin.check_messages(joinallstr="\n"))
|
|
plugin.nagios_exit(code, message)
|
|
|
|
|
|
def check_mirror(lv_list, vg_list, check_all, hostname):
|
|
# Ensure the right locale for text parsing
|
|
"""
|
|
|
|
:rtype : None
|
|
"""
|
|
# Change lang setting for string consitency
|
|
env = os.environ.copy()
|
|
env['LC_ALL'] = 'C'
|
|
|
|
# Remote execution
|
|
if hostname:
|
|
cmd = ['check_nrpe', '-H', hostname, '-c', 'get_lvm_mirrors']
|
|
# Local
|
|
else:
|
|
cmd = ["lvs", "--separator", ";", "-o",
|
|
"vg_name,lv_name,lv_attr,copy_percent"]
|
|
# Execute lvs
|
|
ret = None
|
|
lvs_output = None
|
|
try:
|
|
lvs = Popen(cmd, stdout=PIPE, shell=False, env=env)
|
|
ret = lvs.wait()
|
|
lvs_output = lvs.stdout.readlines()
|
|
except Exception, e:
|
|
plugin.nagios_exit(UNKNOWN, "Unable to execute lvs: %s" % (e))
|
|
|
|
if ret != 0:
|
|
plugin.nagios_exit(CRITICAL,
|
|
"lvs execution failed, return code %i" % (ret))
|
|
all_lvs = []
|
|
all_vgs = []
|
|
|
|
# Loop through lvs output
|
|
linenumber = 0
|
|
for l in lvs_output:
|
|
linenumber += 1
|
|
try:
|
|
vg_name, lv_name, lv_attr, copy_percent = l.strip().split(";")
|
|
except ValueError as error:
|
|
plugin.add_message(UNKNOWN,
|
|
"Unable to parse lvs line %i: %s\n%s" % (
|
|
linenumber, error, l))
|
|
continue
|
|
all_lvs.append("%s/%s" % (vg_name, lv_name))
|
|
if vg_name not in all_vgs:
|
|
all_vgs.append(vg_name)
|
|
|
|
if check_all or "%s/%s" % (
|
|
vg_name, lv_name) in lv_list or vg_name in vg_list:
|
|
if lv_attr[0] != "m" and lv_attr[0] != "M":
|
|
plugin.add_message(CRITICAL,
|
|
"LV %s/%s not mirrored" % (vg_name, lv_name))
|
|
elif lv_attr[2] != "a":
|
|
plugin.add_message(CRITICAL,
|
|
"LV %s/%s not active" % (vg_name, lv_name))
|
|
elif lv_attr[5] != "o":
|
|
plugin.add_message(CRITICAL,
|
|
"LV %s/%s not open" % (vg_name, lv_name))
|
|
elif float(copy_percent or 0) < 100:
|
|
plugin.add_message(WARNING, "LV %s/%s Copy Percent %s" % (
|
|
vg_name, lv_name, copy_percent))
|
|
else:
|
|
plugin.add_message(OK, "LV %s/%s functioning" % (vg_name, lv_name))
|
|
|
|
# Find lvs that were specified in cmd line but were not found via lvs
|
|
for v in vg_list:
|
|
if v not in all_vgs:
|
|
plugin.add_message(CRITICAL, "VG %s not found" % (v))
|
|
|
|
# Find lvs that were specified in cmd line but were not found via lvs
|
|
for l in lv_list:
|
|
if l not in all_lvs:
|
|
plugin.add_message(CRITICAL, "LV %s not found" % (l))
|
|
|
|
if __name__ == "__main__":
|
|
main()
|
|
|
|
|