From 4374bce0335dc1108b3452415c3be07217677ff7 Mon Sep 17 00:00:00 2001
From: Alex Szakaly <alex.szakaly@gmail.com>
Date: Fri, 19 Nov 2021 13:54:21 +0100
Subject: [PATCH] Expose Prometheus Metrics Server with k8s Service

To let us able to scrape metrics from the Operator
e.g. with a ServiceMonitor we need to have a Service
which provides named port

close #61

Signed-off-by: Alex Szakaly <alex.szakaly@gmail.com>
---
 helm/install/Chart.yaml             |  2 +-
 helm/install/templates/manager.yaml |  3 +++
 helm/install/templates/service.yaml | 14 ++++++++++++++
 3 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 helm/install/templates/service.yaml

diff --git a/helm/install/Chart.yaml b/helm/install/Chart.yaml
index c5679457..75832221 100644
--- a/helm/install/Chart.yaml
+++ b/helm/install/Chart.yaml
@@ -2,5 +2,5 @@ apiVersion: v2
 name: pgo
 description: A Helm chart for Kubernetes
 type: application
-version: 0.2.2
+version: 0.2.3
 appVersion: 5.0.3
diff --git a/helm/install/templates/manager.yaml b/helm/install/templates/manager.yaml
index 7ca8e4cc..8cddda8d 100644
--- a/helm/install/templates/manager.yaml
+++ b/helm/install/templates/manager.yaml
@@ -31,6 +31,9 @@ spec:
         - name: PGO_TARGET_NAMESPACE
           valueFrom: { fieldRef: { apiVersion: v1, fieldPath: metadata.namespace } }
         {{- end }}
+        ports:
+        - containerPort: 8080
+          name: metrics
         securityContext:
           allowPrivilegeEscalation: false
           readOnlyRootFilesystem: true
diff --git a/helm/install/templates/service.yaml b/helm/install/templates/service.yaml
new file mode 100644
index 00000000..57aefd7b
--- /dev/null
+++ b/helm/install/templates/service.yaml
@@ -0,0 +1,14 @@
+apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    {{- include "install.labels" . | nindent 4 }}
+  name: {{ .Chart.Name }}
+spec:
+  ports:
+  - name: metrics
+    port: 9090
+    protocol: TCP
+    targetPort: metrics
+  selector:
+    {{- include "install.crunchyLabels" . | nindent 5 }}