Alerting: Classic conditions can now display multiple values (#46971)

* Alerting: Extract classic condition values by RefID

* uncapitalise function

* update documentation

* Update pkg/services/ngalert/eval/extract_md.go

Co-authored-by: George Robinson <george.robinson@grafana.com>

* Update pkg/services/ngalert/state/state.go

Co-authored-by: George Robinson <george.robinson@grafana.com>

* Update pkg/services/ngalert/state/state.go

Co-authored-by: George Robinson <george.robinson@grafana.com>

* Update pkg/services/ngalert/eval/extract_md.go

Co-authored-by: George Robinson <george.robinson@grafana.com>

* Update docs/sources/alerting/unified-alerting/alerting-rules/alert-annotation-label.md

Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com>

* Update pkg/services/ngalert/eval/extract_md.go

Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com>

* Run prettier

Co-authored-by: George Robinson <george.robinson@grafana.com>
Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com>
This commit is contained in:
gotjosh
2022-03-29 20:33:03 +01:00
committed by GitHub
co-authored by George Robinson achatterjee-grafana
parent feaa4a5c64
commit 84e5f336fe
4 changed files with 67 additions and 21 deletions
@@ -31,8 +31,8 @@ Labels are key-value pairs that contain information about, and are used to uniqu
The following template variables are available when expanding annotations and labels.
| Name | Description |
| ------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| $labels | The labels from the query or condition. For example, `{{ $labels.instance }}` and `{{ $labels.job }}`. This is unavailable when the rule uses a [classic condition]({{< relref "./create-grafana-managed-rule/#single-and-multi-dimensional-rule" >}}). |
| $values | The values of all reduce and math expressions that were evaluated for this alert rule. For example, `{{ $values.A }}`, `{{ $values.A.Labels }}` and `{{ $values.A.Value }}` where `A` is the `refID` of the expression. This is unavailable when the rule uses a classic condition |
| $value | The value string of the alert instance. For example, `[ var='A' labels={instance=foo} value=10 ]`. |
| Name | Description |
| ------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| $labels | The labels from the query or condition. For example, `{{ $labels.instance }}` and `{{ $labels.job }}`. This is unavailable when the rule uses a [classic condition]({{< relref "./create-grafana-managed-rule/#single-and-multi-dimensional-rule" >}}). |
| $values | The values of all reduce and math expressions that were evaluated for this alert rule. For example, `{{ $values.A }}`, `{{ $values.A.Labels }}` and `{{ $values.A.Value }}` where `A` is the `refID` of the expression. If the rule uses classic conditions, then a combination of the `refID` and position of the condition is used. For example, `{{ $values.A0.Value }}` or `{{ $values.A1.Value }}` |
| $value | The value string of the alert instance. For example, `[ var='A' labels={instance=foo} value=10 ]`. |