allgood.systems: get a Slack message when your server goes down
I was recently asked if it’s possible to post a message to a Slack channel whenever the state of a monitor on allgood.systems changes (for example, a web server goes down, a job starts failing, etc.). The answer is “yes”, and it’s quite easy to set this up once you have a Slack app configured. All you need to do on allgood’s side is to add a web hook to your notification group, enter the URL you get from Slack, and define what message you want to send. ...