Munin contributed plugins

#!/usr/bin/env python

import re

import sys

fields = (

    ('sockets_used', 'sockets used'),

    ('tcp_inuse', 'TCP inuse'),

    ('tcp_orphan', 'TCP orphan'),

    ('tcp_tw', 'TCP tw'),

    ('tcp_alloc', 'TCP alloc'),

    ('tcp_mem', 'TCP mem'),

    ('udp_inuse', 'UDP inuse'),

    ('udplite_inuse', 'UDPLITE inuse'),

    ('raw_inuse', 'RAW inuse'),

    ('frag_inuse', 'FRAG inuse'),

    ('frag_memory', 'FRAG memory'),

)

if len(sys.argv) > 1:

    arg = sys.argv[1]

    if arg == 'autoconfig':

        print 'yes'

        sys.exit(0)

    if arg == 'config':

        print 'graph_title sockstat'

        print 'graph_category network'

        for name, label in fields:

            print '%s.label %s' % (name, label)

        sys.exit(0)

re_num = re.compile('(\d+)')

sockstat = open('/proc/net/sockstat').read()

numbers = re_num.findall(sockstat)

for i, (name, label) in enumerate(fields):

    print '%s.value %s' % (name, numbers[i])

sys.exit(0)