[prometheus-rabbitmq-exporter] support deployment annotations (#5331)

* feat(prometheus-rabbitmq-exporter): support deployment annotations

Signed-off-by: Arthur Le Roux <aleroux@wiremind.io>

* Update README.md

Signed-off-by: André Bauer <monotek@users.noreply.github.com>

* chore: add annotations on secret

Also lint secret labels

Signed-off-by: Arthur Le Roux <aleroux@wiremind.io>

* Update charts/prometheus-rabbitmq-exporter/values.yaml

Signed-off-by: André Bauer <monotek@users.noreply.github.com>

---------

Signed-off-by: Arthur Le Roux <aleroux@wiremind.io>
Signed-off-by: André Bauer <monotek@users.noreply.github.com>
Co-authored-by: André Bauer <monotek@users.noreply.github.com>

Author: arthlr

charts/prometheus-rabbitmq-exporter/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: Rabbitmq metrics exporter for prometheus
 name: prometheus-rabbitmq-exporter
-version: 2.0.0
+version: 2.1.0
 appVersion: 1.0.0
 home: https://github.com/kbudde/rabbitmq_exporter
 sources:

charts/prometheus-rabbitmq-exporter/README.md

@@ -4,6 +4,11 @@ Prometheus Exporter for [RabbitMQ](https://www.rabbitmq.com/) metrics.
 
 This chart bootstraps a [RabbitMQ Exporter](https://github.com/kbudde/rabbitmq_exporter) deployment on a [Kubernetes](http://kubernetes.io) cluster using the [Helm](https://helm.sh) package manager.
 
+## DEPRECATION WARNING
+
+The exporter used in this chart is deprecated and will not receive further updates!
+See: <https://github.com/kbudde/rabbitmq_exporter/issues/383>
+
 ## Prerequisites
 
 - Kubernetes 1.8+ with Beta APIs enabled

charts/prometheus-rabbitmq-exporter/templates/deployment.yaml

@@ -2,6 +2,10 @@ apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: {{ template "prometheus-rabbitmq-exporter.fullname" . }}
+  annotations:
+  {{- with .Values.additionalAnnotations }}
+    {{- toYaml .| nindent 4 }}
+  {{- end }}
   labels:
     app: {{ template "prometheus-rabbitmq-exporter.name" . }}
     chart: {{ template "prometheus-rabbitmq-exporter.chart" . }}

charts/prometheus-rabbitmq-exporter/templates/secret.yaml

@@ -3,13 +3,17 @@ apiVersion: v1
 kind: Secret
 metadata:
   name: {{ template "prometheus-rabbitmq-exporter.fullname" . }}
+  annotations:
+  {{- with .Values.additionalAnnotations }}
+    {{- toYaml .| nindent 4 }}
+  {{- end }}
   labels:
     app: {{ template "prometheus-rabbitmq-exporter.name" . }}
     chart: {{ template "prometheus-rabbitmq-exporter.chart" . }}
     release: {{ .Release.Name }}
     heritage: {{ .Release.Service }}
   {{- if .Values.additionalLabels }}
-{{ toYaml .Values.additionalLabels | indent 4 }}
+    {{- toYaml .Values.additionalLabels | nindent 4 }}
   {{- end }}
 type: Opaque
 data:

charts/prometheus-rabbitmq-exporter/values.yaml

@@ -62,6 +62,7 @@ rabbitmq:
 
 ## Additional labels to set in the Deployment object. Together with standard labels from
 ## the chart
+additionalAnnotations: {}
 additionalLabels: {}
 
 podLabels: {}