deploy personal website with k3s

.gitea/workflows/build-and-push-image.yml

@@ -31,6 +31,40 @@ jobs:
       - name: 🚀 Push Docker image
         run: docker push $IMAGE_REGISTRY/$IMAGE_NAME:$IMAGE_TAG
 
+      - name: Install kubectl
+        env:
+          KUBECTL_VERSION: v1.36.2
+        run: |
+          set -euo pipefail
+          curl -fsSLO "https://dl.k8s.io/release/${KUBECTL_VERSION}/bin/linux/amd64/kubectl"
+          curl -fsSLO "https://dl.k8s.io/release/${KUBECTL_VERSION}/bin/linux/amd64/kubectl.sha256"
+          printf '%s  %s\n' "$(cat kubectl.sha256)" kubectl | sha256sum --check
+          sudo install -m 0755 kubectl /usr/local/bin/kubectl
+
+      - name: Configure Kubernetes access
+        env:
+          KUBE_CONFIG: ${{ secrets.KUBE_CONFIG }}
+        run: |
+          set -euo pipefail
+          mkdir -p ~/.kube
+          printf '%s' "$KUBE_CONFIG" | base64 --decode > ~/.kube/config
+          chmod 600 ~/.kube/config
+          kubectl auth can-i update deployments --namespace nicholas
+
+      - name: Deploy personal website
+        run: |
+          set -euo pipefail
+          sed -E -i "s#newTag: [0-9a-f]+#newTag: ${IMAGE_TAG}#" k8s/kustomization.yaml
+          grep -q "newTag: ${IMAGE_TAG}$" k8s/kustomization.yaml
+          kubectl apply --kustomize k8s
+          if ! kubectl rollout status deployment/personal-website \
+            --namespace nicholas --timeout=180s; then
+            kubectl rollout undo deployment/personal-website --namespace nicholas
+            kubectl rollout status deployment/personal-website \
+              --namespace nicholas --timeout=180s
+            exit 1
+          fi
+        
       - name: 🧹 Prune images
         if: always()
         run: docker image prune -f

k8s/deployment.yaml

@@ -0,0 +1,63 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: personal-website
+  labels:
+    app.kubernetes.io/name: personal-website
+spec:
+  replicas: 2
+  revisionHistoryLimit: 5
+  progressDeadlineSeconds: 180
+  strategy:
+    type: RollingUpdate
+    rollingUpdate:
+      maxUnavailable: 0
+      maxSurge: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: personal-website
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: personal-website
+    spec:
+      imagePullSecrets:
+        - name: gitea-registry
+      containers:
+        - name: personal-website
+          image: git.uuard.com/nicholas/personal-website
+          imagePullPolicy: IfNotPresent
+          ports:
+            - name: http
+              containerPort: 8080
+              protocol: TCP
+          readinessProbe:
+            httpGet:
+              path: /
+              port: http
+            initialDelaySeconds: 2
+            periodSeconds: 5
+            timeoutSeconds: 2
+            failureThreshold: 6
+          livenessProbe:
+            httpGet:
+              path: /
+              port: http
+            initialDelaySeconds: 10
+            periodSeconds: 10
+            timeoutSeconds: 2
+            failureThreshold: 3
+          resources:
+            requests:
+              cpu: 10m
+              memory: 32Mi
+            limits:
+              cpu: 100m
+              memory: 128Mi
+          securityContext:
+            allowPrivilegeEscalation: false
+            runAsNonRoot: true
+            runAsUser: 101
+            runAsGroup: 101
+            seccompProfile:
+              type: RuntimeDefault

k8s/ingress.yaml

@@ -0,0 +1,19 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: personal-website
+  labels:
+    app.kubernetes.io/name: personal-website
+spec:
+  ingressClassName: traefik
+  rules:
+    - host: nicholas.uuard.com
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: personal-website
+                port:
+                  name: http

k8s/kustomization.yaml

@@ -0,0 +1,10 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: nicholas
+resources:
+  - deployment.yaml
+  - service.yaml
+  - ingress.yaml
+images:
+  - name: git.uuard.com/nicholas/personal-website
+    newTag: 4db91d3ceb2b2378c805bf494701715e1c19d2ce

k8s/service.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: personal-website
+  labels:
+    app.kubernetes.io/name: personal-website
+spec:
+  type: ClusterIP
+  selector:
+    app.kubernetes.io/name: personal-website
+  ports:
+    - name: http
+      port: 80
+      targetPort: http
+      protocol: TCP