server_alert

service_alert.py

#!/usr/bin/env python
SENDMAIL = "/usr/sbin/sendmail"

import os
import sys

def main():
  n_host_alias = os.getenv("NAGIOS_HOSTALIAS")
  n_host_address = os.getenv("NAGIOS_HOSTADDRESS")
  n_long_date = os.getenv("NAGIOS_LONGDATETIME")
  n_service_description = os.getenv("NAGIOS_SERVICEDESC")
  n_service_state = os.getenv("NAGIOS_SERVICESTATE")
  n_service_output = os.getenv("NAGIOS_SERVICEOUTPUT")
  n_service_check_command = os.environ['NAGIOS_SERVICECHECKCOMMAND']
  n_service_notes_url = os.getenv("NAGIOS_SERVICENOTESURL")
  n_notification_type = os.getenv("NAGIOS_NOTIFICATIONTYPE")
  n_contact_email = os.getenv("NAGIOS_CONTACTEMAIL")
  n_service_ack_author_alias = os.getenv("NAGIOS_SERVICEACKAUTHORALIAS")
  n_service_ack_comment = os.getenv("NAGIOS_SERVICEACKCOMMENT")
  logwatch_command = "check_mk-logwatch"

  email = os.popen("%s -t" % SENDMAIL, "w")
  email.write("To: " + n_contact_email + "\n")
  email.write("Subject: ** " + n_notification_type + " Service Alert: " + n_host_alias + "/" + n_service_description + " is "+ n_service_state +" **\n")
  email.write("\n")
  email.write("***** Nagios / Check_MK *****\n\n")
  email.write("Notification Type: " + n_notification_type + "\n\n")

  if n_notification_type == "ACKNOWLEDGEMENT":
    email.write("Comment: " + n_service_ack_comment + " -- " + n_service_ack_author_alias + "\n\n")

  email.write("Service: " + n_service_description + "\n")
  email.write("Host: " + n_host_alias + "\n")
  email.write("Address: " + n_host_address + "\n")
  email.write("State: " + n_service_state + "\n\n")
  email.write("Date/Time: " + n_long_date + "\n\n")
  email.write("Additional Info:\n\n" + n_service_output + "\n\n")

  if n_service_check_command == logwatch_command:
    logfile_name = n_service_description[4:]
    if logfile_name.find('//'):
      logfile_name = logfile_name.replace("/", "\\")
    logfile = open("/var/lib/check_mk/logwatch/" + n_host_alias + "/" + logfile_name)
    email.write("\n-- Logfile Output --\n")
    for line in logfile:
      if line.startswith('C'):
        email.write(line)
    email.write("\nView Logs: http://" + os.getenv("HOSTNAME") + n_service_notes_url)
    email.write("\nAcknowledge: http://" + os.getenv("HOSTNAME") + n_service_notes_url + "&ack=1")

  email.write("DEBUG logwatch_command: " + logwatch_command)
  email.write("DEBUG n_service_description: " + n_service_description[4:])
  status = email.close()

if __name__ == "__main__":
  main()