feature: added Grafana and Prometheus

05-monitoring/Pulumi.yaml

@@ -0,0 +1,6 @@
+name: Monitoring
+description: Monitoring stack (Prometheus + Grafana via kube-prometheus-stack)
+runtime:
+  name: nodejs
+  options:
+    packagemanager: npm

05-monitoring/index.ts

@@ -0,0 +1,74 @@
+import * as pulumi from "@pulumi/pulumi";
+import * as k8s from "@pulumi/kubernetes";
+
+const config = new pulumi.Config();
+
+const bootstrapRef = new pulumi.StackReference(
+  `${pulumi.getOrganization()}/k8s-bootstrap/dev`,
+);
+const appsRef = new pulumi.StackReference(
+  `${pulumi.getOrganization()}/k8s-apps/dev`,
+);
+
+const kubeconfig = bootstrapRef.requireOutput("kubeconfig");
+const domain = appsRef.requireOutput("domain");
+const grafanaAdminPassword = config.requireSecret("grafanaAdminPassword");
+
+const k8sProvider = new k8s.Provider("k3s", { kubeconfig });
+const opts = (extras?: pulumi.ResourceOptions): pulumi.ResourceOptions => ({
+  provider: k8sProvider,
+  ...extras,
+});
+
+const ns = new k8s.core.v1.Namespace(
+  "monitoring",
+  { metadata: { name: "monitoring" } },
+  opts(),
+);
+
+const grafanaHost = pulumi.interpolate`grafana.${domain}`;
+
+new k8s.helm.v3.Release(
+  "kube-prometheus-stack",
+  {
+    name: "kube-prometheus-stack",
+    chart: "kube-prometheus-stack",
+    version: "86.2.0",
+    namespace: ns.metadata.name,
+    repositoryOpts: {
+      repo: "https://prometheus-community.github.io/helm-charts",
+    },
+    timeout: 600,
+    values: {
+      grafana: {
+        adminPassword: grafanaAdminPassword,
+        ingress: {
+          enabled: true,
+          ingressClassName: "traefik",
+          annotations: { "cert-manager.io/cluster-issuer": "letsencrypt-prod" },
+          hosts: [grafanaHost],
+          tls: [{ secretName: "grafana-tls", hosts: [grafanaHost] }],
+        },
+        persistence: {
+          enabled: true,
+          storageClassName: "longhorn",
+          size: "2Gi",
+        },
+      },
+      prometheus: {
+        prometheusSpec: {
+          storageSpec: {
+            volumeClaimTemplate: {
+              spec: {
+                storageClassName: "longhorn",
+                resources: { requests: { storage: "20Gi" } },
+              },
+            },
+          },
+        },
+      },
+      alertmanager: { enabled: false },
+    },
+  },
+  opts(),
+);

05-monitoring/package.json

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+{
+    "name": "k8s-monitoring",
+    "main": "index.ts",
+    "devDependencies": {
+        "@types/node": "^24.0.0",
+        "typescript": "^6.0.0"
+    },
+    "dependencies": {
+        "@pulumi/kubernetes": "^4.31.1",
+        "@pulumi/pulumi": "^3.244.0"
+    }
+}

05-monitoring/tsconfig.json

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+{
+    "compilerOptions": {
+        "strict": true,
+        "outDir": "bin",
+        "target": "ES2024",
+        "module": "nodenext",
+        "moduleResolution": "nodenext",
+        "sourceMap": true,
+        "experimentalDecorators": true,
+        "pretty": true,
+        "noFallthroughCasesInSwitch": true,
+        "noImplicitReturns": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.ts"
+    ]
+}