Notifications via Google Calendar Nagios plugin

python, plugin, nagios, google-calendar, notification
pip install nagios-notification-google-calendar==0.3.1


A nagios-notification-google-calendar documentation

nagios-notification-google-calendar is a Nagios-plugin that send Nagios notifications via google calendar SMS reminder


Google disable SMS notifications for calendar events after June 27, 2015. Therefore after this date this plugin useless.


  • Obtain your copy of source code from git repository: git clone Or download latest release from
  • Run python ./ install from repository source tree or unpacked archive under root user. Or use pip: pip install nagios-notification-google-calendar.


  • Read and understand Nagios documentation.
  • Create Nagios commands definitions like this:
# "host-notify-by-sms" command
define command{
    command_name    notify-host-by-sms
    command_line    /usr/bin/ -u $CONTACTNAME$ -m "Host '$HOSTALIAS$' is $HOSTSTATE$ - Info: $HOSTOUTPUT$" -C $CONTACTADDRESS1$ -t $CONTACTADDRESS2$

# "service-notify-by-sms" command
define command{
    command_name    notify-by-sms
  • Go to and create new project.
  • Enable calendar API for project.
  • Create an OAuth 2.0 client ID for project with Installed application type and download JSON client secrets file.
  • Copy /usr/share/doc/nagios-notification-google-calendar/notification_google_calendar.ini to /etc/nagios with your settings. Attention: nagios user must have notification_google_calendar.ini read permissions, and credentials directory read/write permissions.
  • Modify contacts definitions:
    • Add addressX option to contact definition with contact google calendar ID.
    • Add addressX option to contact definition with contact preferred timezone (in human readable format from TZ database). This is dirty hack, but i don't know how do this better way.
    • Get and save credentials by run -g -u USERNAME where USERNAME - nagios contact name.
    • Add commands to the lists of service and host notifications commands for contact.
    • Configure google calendar for mobile devices.


nagios-notification-google-calendar is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. For complete license text see COPYING file.


Project Website:

Author: Alexei Andrushievich <>

For other authors list see AUTHORS file.