port enable podMonitor

Signed-off-by: Tao Li <[email protected]>

charts/edb-postgres-distributed-for-kubernetes/charts/edb-postgres-for-kubernetes-lts/templates/podmonitor.yaml

@@ -0,0 +1,43 @@
+# Copyright 2021 EnterpriseDB Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+{{- if .Values.monitoring.podMonitorEnabled }}
+apiVersion: monitoring.coreos.com/v1
+kind: PodMonitor
+metadata:
+  name: {{ include "edb-postgres-for-kubernetes.fullname" . }}
+  labels:
+    {{- include "edb-postgres-for-kubernetes.labels" . | nindent 4 }}
+    {{- with .Values.monitoring.podMonitorAdditionalLabels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end}}
+  {{- with .Values.commonAnnotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  selector:
+    matchLabels:
+      {{- include "edb-postgres-for-kubernetes.selectorLabels" . | nindent 6 }}
+  podMetricsEndpoints:
+    - port: metrics
+      {{- with .Values.monitoring.podMonitorMetricRelabelings }}
+      metricRelabelings:
+      {{- toYaml . | nindent 6 }}
+      {{- end }}
+      {{- with .Values.monitoring.podMonitorRelabelings }}
+      relabelings:
+      {{- toYaml . | nindent 6 }}
+      {{- end }}
+{{- end }}

charts/edb-postgres-distributed-for-kubernetes/charts/edb-postgres-for-kubernetes-lts/values.schema.json

@@ -128,6 +128,23 @@
                 }
             }
         },
+        "monitoring": {
+            "type": "object",
+            "properties": {
+                "podMonitorEnabled": {
+                    "type": "boolean"
+                },
+                "podMonitorMetricRelabelings": {
+                    "type": "array"
+                },
+                "podMonitorRelabelings": {
+                    "type": "array"
+                },
+                "podMonitorAdditionalLabels": {
+                    "type": "object"
+                }
+            }
+        },
         "hostNetwork": {
             "type": "boolean"
         },

charts/edb-postgres-distributed-for-kubernetes/charts/edb-postgres-for-kubernetes-lts/values.yaml

@@ -161,6 +161,16 @@ tolerations: []
 # -- Affinity for the operator to be installed
 affinity: {}
 
+monitoring:
+  # -- Specifies whether the monitoring should be enabled. Requires Prometheus Operator CRDs.
+  podMonitorEnabled: false
+  # -- Metrics relabel configurations to apply to samples before ingestion.
+  podMonitorMetricRelabelings: []
+  # -- Relabel configurations to apply to samples before scraping.
+  podMonitorRelabelings: []
+  # -- Additional labels for the podMonitor
+  podMonitorAdditionalLabels: {}
+
 # -- Test related configurations
 test:
   image: