[prometheus-cloudwatch-exporter] Added ingress configuration (#12407)

Signed-off-by: Maxime VISONNEAU <maxime.visonneau@gmail.com>

stable/prometheus-cloudwatch-exporter/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: "0.5.0"
 description: A Helm chart for prometheus cloudwatch-exporter
 name: prometheus-cloudwatch-exporter
-version: 0.4.3
+version: 0.4.4
 home: https://github.com/prometheus/cloudwatch_exporter
 sources:
 - https://github.com/prometheus/cloudwatch_exporter

stable/prometheus-cloudwatch-exporter/README.md

@@ -78,6 +78,11 @@ The following table lists the configurable parameters of the Cloudwatch Exporter
 | `servicemonitor.interval`   | How frequently Prometheus should scrape                |                            |
 | `servicemonitor.telemetryPath` |  path to cloudwatch-exporter telemtery-path         |                            |
 | `servicemonitor.labels`     |   labels for the ServiceMonitor passed to Prometheus Operator      |  `{}`          |
+| `ingress.enabled`           | Enables Ingress                                        | `false`                    |
+| `ingress.annotations`       | Ingress annotations                                    | `{}`                       |
+| `ingress.labels`            | Custom labels                                          | `{}`                       |
+| `ingress.hosts`             | Ingress accepted hostnames                             | `[]`                       |
+| `ingress.tls`               | Ingress TLS configuration                              | `[]`                       |
 
 Specify each parameter using the `--set key=value[,key=value]` argument to `helm install`. For example,
 

stable/prometheus-cloudwatch-exporter/templates/ingress.yaml

@@ -0,0 +1,42 @@
+{{- if .Values.ingress.enabled -}}
+{{- $fullName := include "prometheus-cloudwatch-exporter.fullname" . -}}
+{{- $servicePort := .Values.service.port -}}
+{{- $ingressPath := .Values.ingress.path -}}
+apiVersion: extensions/v1beta1
+kind: Ingress
+metadata:
+  name: {{ $fullName }}
+  labels:
+    app: {{ template "prometheus-cloudwatch-exporter.name" . }}
+    chart: {{ template "prometheus-cloudwatch-exporter.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+{{- if .Values.ingress.labels }}
+{{ toYaml .Values.ingress.labels | indent 4 }}
+{{- end }}
+{{- with .Values.ingress.annotations }}
+  annotations:
+{{ toYaml . | indent 4 }}
+{{- end }}
+spec:
+{{- if .Values.ingress.tls }}
+  tls:
+  {{- range .Values.ingress.tls }}
+    - hosts:
+      {{- range .hosts }}
+        - {{ . | quote }}
+      {{- end }}
+      secretName: {{ .secretName }}
+  {{- end }}
+{{- end }}
+  rules:
+  {{- range .Values.ingress.hosts }}
+    - host: {{ . }}
+      http:
+        paths:
+          - path: {{ $ingressPath }}
+            backend:
+              serviceName: {{ $fullName }}
+              servicePort: {{ $servicePort }}
+  {{- end }}
+{{- end }}

stable/prometheus-cloudwatch-exporter/values.yaml

@@ -118,3 +118,17 @@ serviceMonitor:
   # telemetryPath: /metrics
   # Set labels for the ServiceMonitor, use this to define your scrape label for Prometheus Operator
   # labels:
+
+ingress:
+  enabled: false
+  annotations: {}
+    # kubernetes.io/ingress.class: nginx
+    # kubernetes.io/tls-acme: "true"
+  labels: {}
+  path: /
+  hosts:
+    - chart-example.local
+  tls: []
+  #  - secretName: chart-example-tls
+  #    hosts:
+  #      - chart-example.local