apachestats.py

#!/usr/bin/python

import socket
import subprocess
import sys
import tempfile
import urllib2

url='http://127.0.0.1/server-status?auto'
zabbixhost='zabbix'
zabbixsender='/usr/bin/zabbix_sender'

### http://stackoverflow.com/questions/788411/check-to-see-if-python-script-is-running ###

def get_lock(process_name):
    global lock_socket
    lock_socket = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
    try:
        lock_socket.bind('\0' + process_name)
    except socket.error:
        print 'Apachestats already running, exiting'
        sys.exit(1)

get_lock('apachestats')

##########################################################################################

def spawn( command ):
    p = subprocess.Popen(command, stdout=subprocess.PIPE, shell=True)
    (result, err) = p.communicate()
    result = result.strip()
    return result

socket.setdefaulttimeout(5)                                                                                                                                                                                                                  
hostname=socket.getfqdn()                                                                                                                                                                                                                    
tmpfile=tempfile.NamedTemporaryFile(dir='/tmp', delete=True)                                                                                                                                                                                 
result=urllib2.urlopen(url).read()                                                                                                                                                                                                           
                                                                                                                                                                                                                                             
### http://stackoverflow.com/questions/5783417/using-python-to-parse-colon-delimited-string-to-an-object ###                                                                                                                                 
serverstatus=dict(map(str.strip, line.split(':', 1)) for line in result.splitlines())                                                                                                                                                        
                                                                                                                                                                                                                                             
try:                                                                                                                                                                                                                                         
  tmpfile.write("%s apache-extended.accesses %s\n" % ( hostname,serverstatus['Total Accesses'] ))                                                                                                                                            
except KeyError:                                                                                                                                                                                                                             
  pass                                                                                                                                                                                                                                       
                                                                                                                                                                                                                                             
try:                                                                                                                                                                                                                                         
  tmpfile.write("%s apache-extended.totalkb %s\n" % ( hostname,serverstatus['Total kBytes'] ))                                                                                                                                               
except KeyError:                                                                                                                                                                                                                             
  pass                                                                                                                                                                                                                                       
                                                                                                                                                                                                                                             
try:                                                                                                                                                                                                                                         
  tmpfile.write("%s apache-extended.cpuload %s\n" % ( hostname,serverstatus['CPULoad'] ))                                                                                                                                                    
except KeyError:                                                                                                                                                                                                                             
  pass                                                                                                                                                                                                                                       
                                                                                                                                                                                                                                             
try:                                                                                                                                                                                                                                         
  tmpfile.write("%s apache-extended.uptime %s\n" % ( hostname,serverstatus['Uptime'] ))                                                                                                                                                      
except KeyError:                                                                                                                                                                                                                             
  pass                                                                                                                                                                                                                                       
                                                                                                                                                                                                                                             
try:                                                                                                                                                                                                                                         
  tmpfile.write("%s apache-extended.reqpersec %s\n" % ( hostname,serverstatus['ReqPerSec'] ))
except KeyError:
  pass

try:
  tmpfile.write("%s apache-extended.bytespersec %s\n" % ( hostname,serverstatus['BytesPerSec'] ))
except KeyError:
  pass

try:
  tmpfile.write("%s apache-extended.bytesperrq %s\n" % ( hostname,serverstatus['BytesPerReq'] ))
except KeyError:
  pass

try:
  tmpfile.write("%s apache-extended.busyworkers %s\n" % ( hostname,serverstatus['BusyWorkers'] ))
except KeyError:
  pass

try:
  tmpfile.write("%s apache-extended.idleworkers %s\n" % ( hostname,serverstatus['IdleWorkers'] ))
except KeyError:
  pass

tmpfile.flush()

command="%s -z %s -s %s -i %s" % ( zabbixsender, zabbixhost, hostname, tmpfile.name )
spawn(command)