Add prometheus admin flag feature to helm, kube-prometheus and jsonnet files

README.md

@@ -143,6 +143,8 @@ In order to update the kube-prometheus dependency, simply use the jsonnet-bundle
 
 e.g. of how to compile the manifests: `./build.sh example.jsonnet`
 
+> before compiling, install `gojsontoyaml` tool with `go get github.com/brancz/gojsontoyaml`
+
 Here's [example.jsonnet](example.jsonnet):
 
 [embedmd]:# (example.jsonnet)
@@ -279,6 +281,7 @@ These are the available fields with their respective default values:
         names: 'k8s',
         replicas: 2,
         rules: {},
+        enableAdminApi: 'true',
     },
 
     alertmanager+:: {

example.jsonnet

@@ -2,6 +2,10 @@ local kp = (import 'kube-prometheus/kube-prometheus.libsonnet') + {
   _config+:: {
     namespace: 'monitoring',
   },
+  prometheus+:: {
+    name: 'k8s',
+    enableAdminApi: 'true',
+  },
 };
 
 { ['00namespace-' + name]: kp.kubePrometheus[name] for name in std.objectFields(kp.kubePrometheus) } +

jsonnet/kube-prometheus/kube-prometheus.libsonnet

@@ -82,6 +82,8 @@ local configMapList = k.core.v1.configMapList;
     prometheusSelector: 'job="prometheus-k8s"',
     prometheusOperatorSelector: 'job="prometheus-operator"',
 
+    enableAdminApi: 'true',
+
     jobs: {
       Kubelet: $._config.kubeletSelector,
       KubeScheduler: $._config.kubeSchedulerSelector,
@@ -97,6 +99,7 @@ local configMapList = k.core.v1.configMapList;
 
     prometheus+:: {
       rules: $.prometheusRules + $.prometheusAlerts,
+      enableAdminApi: $._config.enableAdminApi,
     },
 
     grafana+:: {

jsonnet/kube-prometheus/prometheus/prometheus.libsonnet

@@ -18,6 +18,7 @@ local k = import 'ksonnet/ksonnet.beta.3/k.libsonnet';
 
     prometheus+:: {
       name: 'k8s',
+      enableAdminApi: 'true',
       replicas: 2,
       rules: {},
       renderedRules: {},
@@ -168,6 +169,7 @@ local k = import 'ksonnet/ksonnet.beta.3/k.libsonnet';
           replicas: $._config.prometheus.replicas,
           version: $._config.versions.prometheus,
           baseImage: $._config.imageRepos.prometheus,
+          enableAdminApi: $._config.prometheus.enableAdminApi,
           serviceAccountName: 'prometheus-' + $._config.prometheus.name,
           serviceMonitorSelector: {},
           serviceMonitorNamespaceSelector: {},

manifests/0prometheus-operator-0prometheusCustomResourceDefinition.yaml

@@ -1538,6 +1538,9 @@ spec:
                 required:
                 - name
               type: array
+            enableAdminApi:
+              description: Enable access to prometheus web admin API. More info: https://prometheus.io/docs/prometheus/latest/querying/api/#tsdb-admin-apis
+              type: boolean
             evaluationInterval:
               description: Interval between consecutive evaluations.
               type: string

manifests/prometheus-prometheus.yaml

@@ -12,6 +12,7 @@ spec:
       namespace: monitoring
       port: web
   baseImage: quay.io/prometheus/prometheus
+  enableAdminApi: true
   nodeSelector:
     beta.kubernetes.io/os: linux
   replicas: 2