| 1 | { pkgs, ... }: |
| 2 | |
| 3 | { |
| 4 | services.prometheus.ruleFiles = [ |
| 5 | (pkgs.writeText "up.rules" ( |
| 6 | builtins.toJSON { |
| 7 | groups = [ |
| 8 | { |
| 9 | name = "up"; |
| 10 | rules = [ |
| 11 | { |
| 12 | alert = "NotUp"; |
| 13 | expr = '' |
| 14 | up == 0 |
| 15 | ''; |
| 16 | for = "10m"; |
| 17 | labels.severity = "warning"; |
| 18 | annotations.summary = "scrape job {{ $labels.job }} is failing on {{ $labels.instance }}"; |
| 19 | } |
| 20 | ]; |
| 21 | } |
| 22 | ]; |
| 23 | } |
| 24 | )) |
| 25 | ]; |
| 26 | } |