Add custom postgresql configuration in helm chart

charts/postgresql-ha/templates/postgresql/configmap.yaml

@@ -27,4 +27,18 @@ data:
   pg_hba.conf: |-
     {{- include "common.tplvalues.render" ( dict "value" .Values.postgresql.pgHbaConfiguration "context" $ ) | nindent 4 }}
   {{- end }}
+{{- else }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ printf "%s-configuration" (include "postgresql-ha.postgresql" .) }}
+  namespace: {{ include "common.names.namespace" . | quote }}
+  labels: {{- include "common.labels.standard" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 4 }}
+    app.kubernetes.io/component: postgresql
+  {{- if .Values.commonAnnotations }}
+  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+  {{- end }}
+data:
+  postgresql.conf: |-
+    {{- include "postgresql-ha.configuration.postgresConf" . | nindent 4 }}
 {{- end }}

charts/postgresql-ha/templates/postgresql/statefulset.yaml

@@ -458,6 +458,10 @@ spec:
             {{- if .Values.postgresql.extraVolumeMounts }}
             {{- include "common.tplvalues.render" (dict "value" .Values.postgresql.extraVolumeMounts "context" $) | nindent 12 }}
             {{- end }}
+            {{- if ( include "postgresql-ha.configuration.postgresql.sharedMemory" . ) }}
+            - name: dshm
+              mountPath: /dev/shm
+            {{- end }}
         {{- if .Values.metrics.enabled }}
         - name: metrics
           image: {{ include "postgresql-ha.metrics.image" . }}
@@ -598,6 +602,12 @@ spec:
         - name: postgresql-certificates
           emptyDir: {}
         {{- end }}
+        {{- if ( include "postgresql-ha.configuration.postgresql.sharedMemory" . ) }}
+        - name: dshm
+          emptyDir:
+            medium: Memory
+            sizeLimit: {{ include "postgresql-ha.configuration.postgresql.sharedMemory" . }}
+        {{- end }}
       {{- if and .Values.persistence.enabled .Values.persistence.existingClaim }}
         - name: data
           persistentVolumeClaim: