Merge pull request #210 from cloudogu/feature/ingress-monitoring

Add monitoring for ingress-nginx

Author: schnatterer

README.md

@@ -844,7 +844,12 @@ The user on the scm has to have privileges to:
 
 Set the parameter `--monitoring` so the [kube-prometheus-stack](https://github.com/prometheus-operator/kube-prometheus)
 via its [helm-chart](https://github.com/prometheus-community/helm-charts/tree/main/charts/kube-prometheus-stack)
-is being deployed including Argo CD dashboards.
+is being deployed including dashboards for 
+- ArgoCD
+- Ingress Nginx Controller
+- Prometheus
+- SCMManager
+- Jenkins.
 
 This leads to the following tools to be exposed:
 

applications/cluster-resources/ingress-nginx-helm-values.ftl.yaml

@@ -37,4 +37,11 @@ controller:
     #force-ssl-redirect: "true"
     # customize access log format to include requested hostname ($host)
     # https://github.com/kubernetes/ingress-nginx/blob/controller-v1.2.1/docs/user-guide/nginx-configuration/log-format.md
-    log-format-upstream: '$remote_addr - $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_user_agent" "$host" $request_length $request_time [$proxy_upstream_name] [$proxy_alternative_upstream_name] $upstream_addr $upstream_response_length $upstream_response_time $upstream_status $req_id'
+    log-format-upstream: '$remote_addr - $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_user_agent" "$host" $request_length $request_time [$proxy_upstream_name] [$proxy_alternative_upstream_name] $upstream_addr $upstream_response_length $upstream_response_time $upstream_status $req_id'
+<#if monitoring.active == true>
+  metrics:
+    enabled: true
+    serviceMonitor:
+      enabled: true
+      namespace: ${namePrefix}monitoring
+</#if>