113 lines
3.7 KiB
Python
Executable File
113 lines
3.7 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# vim: set fileencoding=utf-8
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#
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# Munin plugin to monitor lighttpd web-server.
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#
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# Copyright Igor Borodikhin
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#
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# License : GPLv3
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#
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# Configuration parameters:
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# env.status_url - url of lighty's server-status (optional, default is http://127.0.0.1/server-status)
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# env.username - username to provide if status_url requires authentication (optional, default - no authentication)
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# env.password - password to provide if status_url requires authentication (optional, default - no authentication)
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# env.auth_type - the authentication mechanism to use -- either 'basic' (default) or 'digest'.
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#
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# Note: If HTTP authentication is required you should specify both username and password.
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#
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# ## Installation
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# Copy file to directory /usr/share/munin/plugins/
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# Because this plugin has suggest capability the last step is to run
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# # munin-node-configure --suggest --shell | sh -x
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#
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#%# family=contrib
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#%# capabilities=autoconf suggest
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import os, sys, urllib2
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program = sys.argv[0]
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graph_type = program[program.rfind("_")+1:]
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graph_types = {
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"accesses" : [
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{
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"title" : "Total accesses",
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"type" : "COUNTER",
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"args" : "--base 1000 -l 0",
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"fields" : ["accesses"]
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}
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],
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"kbytes" : [
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{
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"title" : "Total kBytes",
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"type" : "COUNTER",
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"args" : "--base 1024 -l 0",
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"fields" : ["kbytes"]
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}
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],
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"uptime" : [
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{
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"title" : "Uptime",
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"type" : "GAUGE",
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"args" : "--base 1000 -l 0",
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"fields" : ["uptime"]
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}
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],
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"status" : [
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{
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"title" : "Status",
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"type" : "GAUGE",
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"args" : "--base 1000 -l 0",
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"fields" : ["busy", "idle"]
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}
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]
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}
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if len(sys.argv) == 2 and sys.argv[1] == "autoconf":
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print "yes"
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elif len(sys.argv) == 2 and sys.argv[1] == "config":
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if graph_type not in graph_types.keys():
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raise Exception("Unknown graph type '%s'"%graph_type)
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params = graph_types[graph_type]
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for item in params:
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print "graph_title %s" % item["title"]
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print "graph_category webserver"
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for field in item["fields"]:
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print "%s.label %s" % (field, field)
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print "%s.type %s" % (field, item["type"])
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print "graph_args %s" % item["args"]
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elif len(sys.argv) == 2 and sys.argv[1] == "suggest":
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for item in graph_types.keys():
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print item
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else:
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status_url = os.environ.get('status_url', 'http://127.0.0.1/server-status')
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request = urllib2.Request("%s?auto" % status_url)
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if "username" in os.environ and "password" in os.environ:
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mgr = urllib2.HTTPPasswordMgrWithDefaultRealm()
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mgr.add_password(None, status_url, os.environ["username"], os.environ["password"])
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if os.environ.get("auth_type", "basic") == "digest":
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auth = urllib2.HTTPDigestAuthHandler(mgr)
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else:
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auth = urllib2.HTTPBasicAuthHandler(mgr)
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opener = urllib2.build_opener(auth)
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urllib2.install_opener(opener)
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info = urllib2.urlopen(request).read()
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data = {}
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for line in info.split("\n"):
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try:
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(title, value) = line.split(": ")
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data[title] = value
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except Exception:
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pass
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if graph_type == "accesses":
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print "accesses.value %s" % data["Total Accesses"]
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elif graph_type == "kbytes":
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print "kbytes.value %s" % data["Total kBytes"]
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elif graph_type == "uptime":
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print "uptime.value %s" % str(float(data["Uptime"])/86400)
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elif graph_type == "status":
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print "busy.value %s" % data["BusyServers"]
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print "idle.value %s" % data["IdleServers"]
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