Add support for service annotations (#23)

Author: mjhuber

charts/pgbouncer/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: pgbouncer
 description: A Helm chart for deploying PgBouncer, a PostgreSQL connection pooler, on Kubernetes
 type: application
-version: 2.7.0
+version: 2.8.0
 appVersion: 1.24.1
 kubeVersion: ">= 1.22.0-0"
 icon: https://icoretech.github.io/helm/charts/pgbouncer/logo.png

charts/pgbouncer/README.md

@@ -83,6 +83,7 @@ The following table lists the configurable parameters of the PgBouncer chart and
 | revisionHistoryLimit | int | `10` | How many old ReplicaSets to retain for rollbacks. |
 | runtimeClassName | string | `""` | Runtime class for the PgBouncer pods (e.g. gvisor). |
 | securityContext | object | `{"allowPrivilegeEscalation":false,"capabilities":{"drop":["ALL"]},"readOnlyRootFilesystem":true,"runAsGroup":70,"runAsNonRoot":true,"runAsUser":70}` | Pod security context for the main PgBouncer container. By default, this forces the container to run without root privileges and with a read-only root filesystem. |
+| service.annotations | object | `{}` | Annotations for the Service. |
 | service.internalTrafficPolicy | string | `"Cluster"` | Internal traffic policy for the Service (Cluster or Local). |
 | service.port | int | `5432` | The service port for PgBouncer. |
 | service.type | string | `"ClusterIP"` | Service type (e.g. ClusterIP, NodePort, LoadBalancer). |

charts/pgbouncer/templates/service.yaml

@@ -4,6 +4,10 @@ metadata:
   name: {{ template "pgbouncer.fullname" . }}
   labels:
     {{- include "pgbouncer.labels" . | nindent 4 }}
+  {{- with .Values.service.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
 spec:
   type: {{ .Values.service.type }}
   internalTrafficPolicy: {{ .Values.service.internalTrafficPolicy | default "Cluster" }}

charts/pgbouncer/values.yaml

@@ -50,6 +50,8 @@ image:
 #   - "/etc/config.yaml"
 
 service:
+  # -- Annotations for the Service.
+  annotations: {}
   # -- Service type (e.g. ClusterIP, NodePort, LoadBalancer).
   type: ClusterIP
   # -- The service port for PgBouncer.