adding annotations (#5607)

* adding annotations

* fix typo in readme

* fix test failure

* remove extra line in vaules.yaml

* Bump minor version for new feature

stable/prometheus-postgres-exporter/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: "0.4.6"
 description: A Helm chart for prometheus postgres-exporter
 name: prometheus-postgres-exporter
-version: 0.1.3
+version: 0.2.0
 home: https://github.com/wrouesnel/postgres_exporter
 sources:
 - https://github.com/wrouesnel/postgres_exporter

stable/prometheus-postgres-exporter/README.md

@@ -52,6 +52,7 @@ The following table lists the configurable parameters of the postgres Exporter c
 | `tolerations`                   | Add tolerations                            | `[]`  |
 | `nodeSelector`                    | node labels for pod assignment | `{}`  |
 | `affinity`                       |     node/pod affinities | `{}` |
+| `annotations`                    | Deployment annotations | `{}` |
 
 
 Specify each parameter using the `--set key=value[,key=value]` argument to `helm install`. For example,

stable/prometheus-postgres-exporter/templates/deployment.yaml

@@ -20,6 +20,9 @@ spec:
         release: {{ .Release.Name }}
       annotations:
         checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
+{{- if .Values.annotations }}
+{{ toYaml .Values.annotations | indent 8 }}
+{{- end}}
     spec:
       serviceAccountName: {{ template "prometheus-postgres-exporter.serviceAccountName" . }}
       containers:

stable/prometheus-postgres-exporter/values.yaml

@@ -138,3 +138,5 @@ nodeSelector: {}
 tolerations: []
 
 affinity: {}
+
+annotations: {}