Map common severity values from a Prometheus alert payload
What does this MR do?
This MR adds the ability to map Prometheus specific severity in alert payload located in labels.severity to GitLab alert severity.
Severity Value Mapping
Severity is matched case-insensitive so one can provide CRITICAL or iNfO.
Refs gitlab-com/gl-infra/infrastructure#12238
Alertmanager Payload labels/severity
|
Mapped to Alert severity |
|---|---|
critical, s1, p1, emergency, fatal
|
critical |
high, s2, p2, major, page
|
high |
medium, s3, p3, error, alert
|
medium |
low, s4, p4, warn, warning
|
low |
info, s5, p5, debug, information, notice
|
info |
something unmapped |
nil (or critical implicitly¹) |
| missing |
nil (or critical implicitly¹) |
¹If a severity is missing or unknown we map to nil which defaults to critical (DEFAULT 0)
Screenshots (strongly suggested)
| Before | After | Alert details |
|---|---|---|
 |
 |
 |