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contrib-munin/plugins/apt/approx
2018-03-28 04:50:56 +02:00

64 lines
1.6 KiB
Python
Executable file

#!/usr/bin/env python
#
# vim:syntax=python
#
# Plugin to monitor the amount of packages in an approx cache.
#
# Usage: place in /etc/munin/plugins/ (or link it there using ln -s)
#
# Parameters understood:
#
# config (required)
# autoconf (optional - used by munin-config)
#
# Magic markers - optional - used by installation scripts and
# munin-config:
#
# #%# family=manual
# #%# capabilities=autoconf
#
# Now for the real work...
from os.path import walk, exists, isfile, join
from sys import argv, exit
def get_file_types():
"""Returns an array of filetype => count."""
out = {}
def visitor(arg, dirname, names):
for filename in names:
if not isfile(join(dirname, filename)):
continue
ext = filename.split(".")[-1].lower()
out[ext] = out.get(ext, 0) + 1
walk('/var/cache/approx/', visitor, None)
return out
if len(argv) > 1:
# Autoconfiguration
if argv[1] == "autoconf":
# Test if we can find a approx cache
if exists('/var/cache/approx'):
print("yes")
else:
print("no ('/var/cache/approx' not found)")
exit()
elif argv[1] == "config":
print("graph_title Approx cache")
print("graph yes")
print("graph_category loadbalancer")
print("graph_info Statistics from the Approx cache.")
for filetype in get_file_types().keys():
print("%s.label %s" % (filetype.lower(), filetype))
exit()
for filetype, count in get_file_types().iteritems():
print("%s.value %d" % (filetype.lower(), count))
exit()