x/third-party-ci-tools
Code Issues Proposed changes

Update nagios image check to specify image and use dib.

Browse Source 
It now looks at the dib-image-list output and only for a specific
image name. It works much better now…

Change-Id: I4ea3e92714cdaaea871f643e1131b2470231fd97
This commit is contained in:
Patrick East 2015-06-13 00:07:16 -07:00
parent 5dbddc2c7e
commit fb096c426c
1 changed files with 22 additions and 15 deletions
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29
monitoring/nagios/checks/check_nodepool_image.py
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@ -6,31 +6,36 @@ import re
import utils
def check_nodepool_image_status(warning_threshold, critial_threshold):
def check_nodepool_image_status(warning_threshold, critial_threshold, image, check_dib):
"""Returns a tuple of exit code and message string
Exit codes are either 2 -> critical or 0 -> OK
There are no warnings with gearman job checker
Exit codes are either 2 -> critical, 1 -> warning, or 0 -> OK
"""
try:
image_list_raw = utils.run_command_local('sudo /usr/local/bin/nodepool image-list')
if check_dib:
cmd = 'dib-image-list'
else:
cmd = 'image-list'
image_list_raw = utils.run_command_local('sudo /usr/local/bin/nodepool ' + cmd)
image_list_lines = image_list_raw.split('\n')
newest_image_age = None
for line in image_list_lines:
match = re.search('\|\s+(\w+)\s+\|\s+(\d+\.\d+)\s+\|$', line)
if re.search('\|\s+' + image + '\s+\|', line):
match = re.search('\|\s+(\w+)\s+\|\s+(\d+:\d+:\d+:\d+)\s+\|$', line)
if match:
status = match.group(1)
age = float(match.group(2))
if status == 'ready':
if (newest_image_age is None) or (age < newest_image_age):
newest_image_age = age
age_parts = match.group(2).split(':')
age_in_hours = (int(age_parts[0]) * 24) + int(age_parts[1])
if (newest_image_age is None) or (age_in_hours < newest_image_age):
newest_image_age = age_in_hours
if not newest_image_age:
if newest_image_age is None:
return 2, 'Error running command, output: ' + image_list_raw
exit_code = 0
if newest_image_age > warning_threshold:
if newest_image_age > critial_threshold:
exit_code = 2
elif newest_image_age > warning_threshold:
exit_code = 1
@ -43,7 +48,9 @@ if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Check nodepool image status.')
parser.add_argument('-w', required=True, type=int, help='warning threshold for age of the image in hours')
parser.add_argument('-c', required=True, type=int, help='critical threshold for age of the image in hours')
parser.add_argument('-i', required=True, type=str, help='name of image')
parser.add_argument('--dib', action='store_true', help='Check dib images.')
args = parser.parse_args()
code, message = check_nodepool_image_status(args.w, args.c)
code, message = check_nodepool_image_status(args.w, args.c, args.i, args.dib)
print message
exit(code)