Slack server reporting

Installation

1. Git clone the repo git clone git@github.com:lucien144/slack-alerts.git

2. Create files touch slack-alerts/du.txt and touch slack-alerts/config.php

3. Make the du.txt file readable: chmod 0777 slack-alerts/du.txt

4. Create Slack's webhook at https://slack.com/apps/A0F7XDUAZ-incoming-webhooks

5. Set the configuration to config.php

   <?php
   // URL webhook endpoint. Required.
   define('SLACK_ENDPOINT', 'https://hooks.slack.com/services/***/***/***');
   
   // Set custom warning threshold in GB. Optional.
   define('WARNING_TRESHOLD', 5);
   

6. Create cron jobs - Don't forget to change the paths!

   1. for sending alerts every hour when we are close to reach the server limit

   2. for filling the du.txt file and run it once a day:

   3. for sending reports every Monday

      0 * * * * php ~/slack-alerts/free-space.php

      0 3 * * * du -h --max-depth=1 /var/www/vhosts/ 2>/dev/null | sort -hr > ~/slack-alerts/du.txt

      0 4 * * 1 php ~/slack-alerts/du.php