Add a dummy canary so we can detect if alerts are being loaded

utilitywarehouse · Oct 16, 2023 · 4f1869d · 4f1869d
1 parent 69ed13b
commit 4f1869d
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Showing 2 changed files with 11 additions and 0 deletions.
diff --git a/common/canary.yaml b/common/canary.yaml
@@ -0,0 +1,10 @@
+# PROMETHEUS RULES
+# DO NOT REMOVE line above, used in `pre-commit` hook
+
+groups:
+  # Allows detecting if alerts are being loaded in thanos-rule
+  - name: canary
+    rules:
+      # The alert is dummy, will never trigger
+      - alert: NoOpCanary
+        expr: vector(0)
diff --git a/common/kustomization.yaml b/common/kustomization.yaml
@@ -5,6 +5,7 @@ configMapGenerator:
   - files:
       - all.yaml.tmpl=all.yaml.tmpl
       - logging.yaml.tmpl=logging.yaml.tmpl
+      - canary.yaml.tmpl
       - container.yaml.tmpl
       - missing_replicas.yaml.tmpl
       - namespace_sync.yaml.tmpl