104 lines
3 KiB
Python
Executable file
104 lines
3 KiB
Python
Executable file
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Copyright (C) 2009 Michel Blockelet <blockelet@crans.org>
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# This file is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This file is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
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"""Plugin munin pour innd :: donne le nombre total de posts par newsgroup."""
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## Importations
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import socket, sys, time
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## Configuration
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cache_file = "/tmp/munin_innd_total_cache"
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def recvlines(sock):
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buff = sock.recv(4096)
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while buff[-3] != '.':
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buff += sock.recv(4096)
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return buff.split('\r')[:-2]
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## Connexion
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s = socket.socket()
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s.connect(('localhost', 119))
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## Mise en mode reader (pour utiliser 'listgroup')
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s.send("mode reader\r\n")
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# Petit "hack" en attendant d'utiliser la nntplib
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time.sleep(0.5)
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s.recv(4096)
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## Récupération des newsgroups et du nombre de posts
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s.send("list\r\n")
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newsgroups = []
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for l in recvlines(s)[1:]:
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name = l.split()[0]
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# Conversion du nom vers un format accepté par munin
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cname = name
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while '.' in cname:
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(parent, sep, sub) = cname.partition('.')
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cname = '%s_%s' % (parent[0], sub)
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cname = cname.replace('-', '_')
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# Récupération du nombre de posts
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s.send('listgroup %s\r\n' % name)
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val = len(recvlines(s))
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# On ne garde pas les newsgroups presque vides
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if val > 5:
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newsgroups.append((name, cname, val))
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## On garde un cache si jamais le serveur nous bounce
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if len(newsgroups) > 0:
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f = open(cache_file, 'w')
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for ngdata in newsgroups:
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f.write('%s,%s,%d\n' % ngdata)
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f.close()
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else:
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try:
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for line in open(cache_file, 'r'):
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newsgroups.append(line.strip().split(','))
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except:
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pass
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## Sortie
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if len(sys.argv) > 1 and sys.argv[1] == 'config':
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# Configuration du graphe
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print 'host_name news.crans.org'
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print 'graph_title Nombre total de posts'
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print 'graph_args --base 1000 --lower-limit 0'
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print 'graph_vlabel posts'
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print 'graph_category News'
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print 'graph_info Nombre de posts pour chaque newsgroup'
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(ng0, cng0, val0) = newsgroups[0]
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print '%s.label %s' % (cng0, ng0)
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print '%s.draw AREA' % cng0
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for (ng, cng, val) in newsgroups[1:]:
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print '%s.label %s' % (cng, ng)
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print '%s.draw STACK' % cng
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print 'total.label Total'
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else:
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# Envoi des valeurs
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lines = []
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total = 0
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for (ng, cng, val) in newsgroups:
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total += val
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print '%s.value %d' % (cng, val)
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print 'total.value %d' % total
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