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- Munin (contrib)
- Last change
- 2020-11-26
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- Python (3.x)
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approx
Name
approx - monitor the amount of packages in an approx cache
Configuration
Usage: place in /etc/munin/plugins/ (or link it there using ln -s)
Parameters understood:
config (required)
autoconf (optional - used by munin-config)
Authors
Copyright 2008 Morten Siebuhr unknown@munin-monitoring.org
Magic Markers
#%# family=manual
#%# capabilities=autoconf
#!/usr/bin/env python3
"""
=head1 NAME
approx - monitor the amount of packages in an approx cache
=head1 CONFIGURATION
Usage: place in /etc/munin/plugins/ (or link it there using ln -s)
Parameters understood:
config (required)
autoconf (optional - used by munin-config)
=head1 AUTHORS
Copyright 2008 Morten Siebuhr <unknown@munin-monitoring.org>
=head1 MAGIC MARKERS
#%# family=manual
#%# capabilities=autoconf
=cut
"""
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().items():
print("%s.value %d" % (filetype.lower(), count))
exit()