Rearrange deployment files into kustomizations

deploy/prometheus/deployment.yaml

@@ -0,0 +1,28 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: prometheus-server
+spec:
+  replicas: 1
+  template:
+    spec:
+      serviceAccountName: prometheus-server
+      containers:
+        - name: prometheus
+          image: prom/prometheus
+          args:
+            - "--config.file=/etc/prometheus/prometheus.yaml"
+            - "--storage.tsdb.path=/prometheus/"
+          ports:
+            - containerPort: 9090
+          volumeMounts:
+            - name: prometheus-config-volume
+              mountPath: /etc/prometheus/
+            - name: prometheus-storage-volume
+              mountPath: /prometheus/
+      volumes:
+        - name: prometheus-config-volume
+          configMap:
+            name: prometheus-configuration
+        - name: prometheus-storage-volume
+          emptyDir: {}

deploy/prometheus/kustomization.yaml

@@ -0,0 +1,19 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: ingress-nginx
+commonLabels:
+  app.kubernetes.io/name: prometheus
+  app.kubernetes.io/part-of: ingress-nginx
+resources:
+- role.yaml
+- service-account.yaml
+- role-binding.yaml
+- deployment.yaml
+- service.yaml
+images:
+- name: prom/prometheus
+  newTag: v2.3.2
+configMapGenerator:
+- name: prometheus-configuration
+  files:
+  - prometheus.yaml

deploy/prometheus/prometheus.yaml

@@ -0,0 +1,29 @@
+global:
+  scrape_interval: 10s
+scrape_configs:
+- job_name: 'ingress-nginx-endpoints'
+  kubernetes_sd_configs:
+  - role: pod
+    namespaces:
+      names:
+      - ingress-nginx
+  relabel_configs:
+  - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]
+    action: keep
+    regex: true
+  - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scheme]
+    action: replace
+    target_label: __scheme__
+    regex: (https?)
+  - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
+    action: replace
+    target_label: __metrics_path__
+    regex: (.+)
+  - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
+    action: replace
+    target_label: __address__
+    regex: ([^:]+)(?::\d+)?;(\d+)
+    replacement: $1:$2
+  - source_labels: [__meta_kubernetes_service_name]
+    regex: prometheus-server
+    action: drop

deploy/prometheus/role-binding.yaml

@@ -0,0 +1,11 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: prometheus-server
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: prometheus-server
+subjects:
+  - kind: ServiceAccount
+    name: prometheus-server

deploy/prometheus/role.yaml

@@ -0,0 +1,11 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: prometheus-server
+rules:
+  - apiGroups: [""]
+    resources:
+      - services
+      - endpoints
+      - pods
+    verbs: ["get", "list", "watch"]

deploy/prometheus/service-account.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: prometheus-server

deploy/prometheus/service.yaml

@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: prometheus-server
+spec:
+  type: NodePort
+  ports:
+    - port: 9090
+      targetPort: 9090