From f868bc22cdb45eb49098a1accb9ae43c760ba118 Mon Sep 17 00:00:00 2001
From: Edward Cheng <edward@cheng.sydney>
Date: Thu, 18 Jul 2024 23:15:45 +1000
Subject: [PATCH] add infra app prometheus

---
 .../env/k3s-cluster/cluster-role-binding.yaml | 12 +++
 .../env/k3s-cluster/cluster-role.yaml         | 20 +++++
 .../prometheus/env/k3s-cluster/config.json    | 12 +++
 .../env/k3s-cluster/deployment.yaml           | 87 +++++++++++++++++++
 .../env/k3s-cluster/kustomization.yaml        |  7 ++
 .../prometheus/env/k3s-cluster/service.yaml   | 22 +++++
 6 files changed, 160 insertions(+)
 create mode 100644 infrastructures/prometheus/env/k3s-cluster/cluster-role-binding.yaml
 create mode 100644 infrastructures/prometheus/env/k3s-cluster/cluster-role.yaml
 create mode 100644 infrastructures/prometheus/env/k3s-cluster/config.json
 create mode 100644 infrastructures/prometheus/env/k3s-cluster/deployment.yaml
 create mode 100644 infrastructures/prometheus/env/k3s-cluster/kustomization.yaml
 create mode 100644 infrastructures/prometheus/env/k3s-cluster/service.yaml

diff --git a/infrastructures/prometheus/env/k3s-cluster/cluster-role-binding.yaml b/infrastructures/prometheus/env/k3s-cluster/cluster-role-binding.yaml
new file mode 100644
index 0000000..cc961cb
--- /dev/null
+++ b/infrastructures/prometheus/env/k3s-cluster/cluster-role-binding.yaml
@@ -0,0 +1,12 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: prometheus
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: prometheus
+subjects:
+  - kind: ServiceAccount
+    name: prometheus
+    namespace: prometheus
\ No newline at end of file
diff --git a/infrastructures/prometheus/env/k3s-cluster/cluster-role.yaml b/infrastructures/prometheus/env/k3s-cluster/cluster-role.yaml
new file mode 100644
index 0000000..90bb838
--- /dev/null
+++ b/infrastructures/prometheus/env/k3s-cluster/cluster-role.yaml
@@ -0,0 +1,20 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: prometheus
+rules:
+  - apiGroups: [""]
+    resources:
+      - nodes
+      - nodes/proxy
+      - services
+      - endpoints
+      - pods
+    verbs: ["get", "list", "watch"]
+  - apiGroups:
+      - extensions
+    resources:
+      - ingresses
+    verbs: ["get", "list", "watch"]
+  - nonResourceURLs: ["/metrics"]
+    verbs: ["get"]
diff --git a/infrastructures/prometheus/env/k3s-cluster/config.json b/infrastructures/prometheus/env/k3s-cluster/config.json
new file mode 100644
index 0000000..6ce2e6f
--- /dev/null
+++ b/infrastructures/prometheus/env/k3s-cluster/config.json
@@ -0,0 +1,12 @@
+{
+  "appName": "prometheus",
+  "userGivenName": "prometheus",
+  "namespace": "prometheus",
+  "destNamespace": "prometheus",
+  "destServer": "https://kubernetes.default.svc",
+  "srcPath": "infrastructures/prometheus/env/k3s-cluster",
+  "srcRepoURL": "https://github.com/3dwardch3ng/home-cluster-ops.git",
+  "srcTargetRevision": "",
+  "labels": null,
+  "annotations": null
+}
\ No newline at end of file
diff --git a/infrastructures/prometheus/env/k3s-cluster/deployment.yaml b/infrastructures/prometheus/env/k3s-cluster/deployment.yaml
new file mode 100644
index 0000000..d83c555
--- /dev/null
+++ b/infrastructures/prometheus/env/k3s-cluster/deployment.yaml
@@ -0,0 +1,87 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: prometheus
+  namespace: prometheus
+  labels:
+    app: prometheus
+spec:
+  strategy:
+    rollingUpdate: null
+    type: Recreate
+  selector:
+    matchLabels:
+      app: prometheus
+  template:
+    metadata:
+      labels:
+        app: prometheus
+    spec:
+      securityContext:
+        runAsUser: 0
+        runAsGroup: 0
+      containers:
+        - name: prometheus
+          image: prom/prometheus:v2.53.0
+          args:
+            - "--storage.tsdb.retention.time=14d"
+            - "--config.file=/etc/prometheus/prometheus.yaml"
+            - "--storage.tsdb.path=/prometheus/"
+          ports:
+            - containerPort: 9090
+          resources:
+            requests:
+              cpu: 500m
+              memory: 500M
+            limits:
+              cpu: "1"
+              memory: 2Gi
+          volumeMounts:
+            - name: prometheus-config-volume
+              mountPath: /etc/prometheus/
+            - name: prometheus-storage-volume
+              mountPath: /prometheus/
+        - name: grafana
+          image: grafana/grafana:11.0.1
+          ports:
+            - containerPort: 3000
+          volumeMounts:
+            - name: grafana-config-volume
+              mountPath: /etc/grafana
+            - name: grafana-data-volume
+              mountPath: /var/lib/grafana
+            - name: grafana-logs-volume
+              mountPath: /var/log/grafana
+            - name: grafana-plugins-volume
+              mountPath: /var/lib/grafana/plugins
+            - name: grafana-provisioning-volume
+              mountPath: /etc/grafana/provisioning
+      volumes:
+        - name: prometheus-config-volume
+          hostPath:
+            path: /mnt/nfs/AppData/prometheus/conf
+            type: Directory
+        - name: prometheus-storage-volume
+          hostPath:
+            path: /mnt/nfs/AppData/prometheus/storage
+            type: Directory
+        - name: grafana-config-volume
+          hostPath:
+            path: /mnt/nfs/AppData/grafana/config
+            type: Directory
+        - name: grafana-data-volume
+          hostPath:
+            path: /mnt/nfs/AppData/grafana/data
+            type: Directory
+        - name: grafana-logs-volume
+          hostPath:
+            path: /mnt/nfs/AppData/grafana/logs
+            type: Directory
+        - name: grafana-plugins-volume
+          hostPath:
+            path: /mnt/nfs/AppData/grafana/plugins
+            type: Directory
+        - name: grafana-provisioning-volume
+          hostPath:
+            path: /mnt/nfs/AppData/grafana/provisioning
+            type: Directory
\ No newline at end of file
diff --git a/infrastructures/prometheus/env/k3s-cluster/kustomization.yaml b/infrastructures/prometheus/env/k3s-cluster/kustomization.yaml
new file mode 100644
index 0000000..fb6c309
--- /dev/null
+++ b/infrastructures/prometheus/env/k3s-cluster/kustomization.yaml
@@ -0,0 +1,7 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - ./cluster-role.yaml
+  - ./cluster-role-binding.yaml
+  - ./deployment.yaml
+  - ./service.yaml
\ No newline at end of file
diff --git a/infrastructures/prometheus/env/k3s-cluster/service.yaml b/infrastructures/prometheus/env/k3s-cluster/service.yaml
new file mode 100644
index 0000000..04105b9
--- /dev/null
+++ b/infrastructures/prometheus/env/k3s-cluster/service.yaml
@@ -0,0 +1,22 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: prometheus
+  namespace: prometheus
+  annotations:
+    prometheus.io/scrape: 'true'
+    prometheus.io/port:   '9999'
+spec:
+  selector:
+    app: prometheus
+  type: NodePort
+  ports:
+    - port: 9999
+      targetPort: 9090
+      nodePort: 30999
+      protocol: TCP
+      name: http
+    - name: grafana-port
+      port: 3030
+      nodePort: 30303
+      targetPort: 3000
\ No newline at end of file