Added the service monitor in rollout helm chart.

charts/rollout/Chart.yaml

@@ -2,7 +2,10 @@ name: rollout
 appVersion: 0.1.0
 description: Chart to deploy Rollout
 engine: gotpl
-version: 0.14.4
+apiVersion: v1
+version: 0.14.5
 maintainers:
 - email: [email protected]
   name: Prakarsh
+- email: [email protected]
+  name: Devtron Devops Team

charts/rollout/templates/prometheusrule.yaml

@@ -0,0 +1,24 @@
+{{- if $.Values.prometheusRule.enabled }}
+apiVersion: monitoring.coreos.com/v1
+kind: PrometheusRule
+metadata:
+{{- if .Values.prometheusRule.annotations }}
+  annotations: 
+{{ toYaml .Values.prometheusRule.annotations | indent 4 }}
+{{- end }}
+{{- if .Values.prometheusRule.labels }}
+  labels:
+{{ toYaml .Values.prometheusRule.labels | indent 4 }}
+{{- end }}
+  name: prometheus-operator-kubernetes-rollout-rules
+{{- if .Values.prometheusRule.namespace }}
+  namespace: {{ .Values.prometheusRule.namespace }}
+{{- end }}
+spec:
+  groups:
+    - name: rollout.rules
+{{- if .Values.prometheusRule.rules }}
+      rules:
+{{ toYaml .Values.prometheusRule.rules | indent 8 }}
+{{- end }}
+{{- end }}

charts/rollout/templates/servicemonitor.yaml

@@ -0,0 +1,21 @@
+{{- if $.Values.serviceMonitor.enabled }}
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+{{- if .Values.serviceMonitor.labels }}
+  labels:
+{{ toYaml .Values.serviceMonitor.labels | indent 4 }}
+{{- end }}
+  name: argo-rollouts-sm
+  namespace: {{ .Release.Namespace }}
+spec:
+{{- if .Values.serviceMonitor.endpoints }}
+  endpoints:
+{{ toYaml .Values.serviceMonitor.endpoints | indent 2 }}
+{{- end }}
+  selector:
+{{- if .Values.serviceMonitor.matchLabels }}
+    matchLabels:
+{{ toYaml .Values.serviceMonitor.matchLabels | indent 6 }}
+{{- end }}
+{{- end }}

charts/rollout/values.yaml

@@ -10,4 +10,70 @@ rollout:
 tolerations: []
 podLabels: {}
 podAnnotations: {}
-replicaCount: 1
+replicaCount: 1
+
+# configuration for service monitor
+serviceMonitor:
+  enabled: false
+  labels:
+    app: argo-rollouts
+    kind: Prometheus
+    release: monitoring
+  endpoints:
+  - interval: 50s
+    path: /metrics
+    port: metrics
+    scheme: http
+    scrapeTimeout: 9s
+  matchLabels:
+    app.kubernetes.io/name: argo-rollouts-metrics
+
+# configuration for prometheus rule
+prometheusRule:
+  enabled: false
+# Provide the requried labels
+  labels: {}
+  annotations: {}
+  namespace: monitoring
+  rules:
+    - alert: Rollout-Paused
+      annotations:
+        message: Rollout {{ $labels.name }} is Paused in namespace {{
+          $labels.exported_namespace }}
+      expr: sum by (name,exported_namespace) (rollout_phase{phase="Paused"} ) > 0
+      for: 5m
+      labels:
+        severity: critical
+    - alert: Rollout-InvalidSpec
+      annotations:
+        message: Rollout {{ $labels.name }} has InvalidSpec in namespace {{
+          $labels.exported_namespace }}
+      expr: sum by (name,exported_namespace) (rollout_phase{phase="InvalidSpec"} ) > 0
+      for: 5m
+      labels:
+        severity: critical
+    - alert: Rollout-Error
+      annotations:
+        message: Rollout {{ $labels.name }} has Error in namespace {{
+          $labels.exported_namespace }}
+      expr: sum by (name,exported_namespace) (rollout_phase{phase="Error"} ) > 0
+      for: 1m
+      labels:
+        severity: critical
+    - alert: Rollout-Progressing
+      annotations:
+        message: Rollout {{ $labels.name }} is in progressing state in namespace {{
+          $labels.exported_namespace }} since 20 minute
+      expr: sum by (name,exported_namespace) (rollout_phase{phase="Progressing"} ) > 0
+      for: 20m
+      labels:
+        severity: critical
+    - alert: Rollout-Timeout
+      annotations:
+        message: Rollout {{ $labels.name }} taking longer to get healthy in namespace {{
+          $labels.exported_namespace }}
+      expr: sum by (name,exported_namespace) (rollout_phase{phase="Timeout"} ) > 0
+      for: 1m
+      labels:
+        severity: critical
+