1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
|
#!/usr/bin/python
# check_vol_utilization.py -- nagios plugin uses libgfapi output for perf data
# 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 sys
import argparse
import capacity
from glusternagios import utils
def showVolumeUtilization(vname, warnLevel, critLevel):
buf = {}
try:
buf = capacity.statvfs(vname, "localhost")
except Exception:
sys.stdout.write("UNKNOWN: Failed to get the "
"Volume Utilization Data\n")
sys.exit(utils.PluginStatusCode.UNKNOWN)
# print buf
####################################################################
#statvfs.frsize * statvfs.f_blocks# Size of filesystem in bytes #
#statvfs.frsize * statvfs.f_bfree # Actual number of free bytes #
#statvfs.frsize * statvfs.f_bavail# Number of free bytes that #
#ordinary users are allowed to use (excl. reserved space #
####################################################################
#total size in KB
total_size = (buf['f_bsize'] * buf['f_blocks']) * 0.000976563
#Available free size in KB
free_size = (buf['f_bsize'] * buf['f_bavail']) * 0.000976563
#used size in KB
used_size = total_size - ((buf['f_bsize'] * buf['f_bfree']) * 0.000976563)
vol_utilization = (used_size / total_size) * 100
# print int(total_size)
# print int(free_size)
# print int(used_size)
# print vol_utilization
perfLines = []
perfLines.append(("utilization=%s%%;%s;%s total=%s "
"used=%s free=%s" % (str(int(vol_utilization)),
str(warnLevel), str(critLevel),
str(int(total_size)),
str(int(used_size)),
str(int(free_size)))))
# print perfLines
if int(vol_utilization) > critLevel:
sys.stdout.write(
("CRITICAL: Utilization:%s%%"
"| %s\n" % (str(int(vol_utilization)), " ".join(perfLines))))
sys.exit(utils.PluginStatusCode.CRITICAL)
elif int(vol_utilization) > warnLevel:
sys.stdout.write(
("WARNING: Utilization:%s%%"
"| %s\n" % (str(int(vol_utilization)), " ".join(perfLines))))
sys.exit(utils.PluginStatusCode.WARNING)
else:
sys.stdout.write(
("OK: Utilization:%s%%"
"| %s\n" % (str(int(vol_utilization)), " ".join(perfLines))))
sys.exit(utils.PluginStatusCode.OK)
def parse_input():
parser = argparse.ArgumentParser(
usage='%(prog)s [-h] <volume> -w <Warning> -c <Critical>')
parser.add_argument("volume",
help="Name of the volume to get the Utilization")
parser.add_argument("-w",
"--warning",
action="store",
type=int,
help="Warning Threshold in percentage")
parser.add_argument("-c",
"--critical",
action="store",
type=int,
help="Critical Threshold in percentage")
args = parser.parse_args()
if not args.critical or not args.warning:
print "UNKNOWN:Missing critical/warning threshold value."
sys.exit(3)
if args.critical <= args.warning:
print "UNKNOWN:Critical must be greater than Warning."
sys.exit(3)
return args
if __name__ == '__main__':
args = parse_input()
showVolumeUtilization(args.volume, args.warning, args.critical)
|
