add kubernetes config

.gitignore

 .local
 artifact.bin
-.terraform
-*terraform.*
+*terraform*
 .ssh
+kubectl*

gcp-cluster/deploy.sh

+#kubectl config current-context
+#kubectl api-resources
+#kubectl get pods
+
+#init
+gcloud container clusters create devops24-cluster \
+    --zone=europe-west3-a \
+    --machine-type=e2-medium \
+    --num-nodes=3 \
+    --enable-autoscaling \
+    --min-nodes=3 \
+    --max-nodes=10
+
+gcloud compute firewall-rules create allow-http-https \
+    --allow tcp:80,tcp:443 \
+    --description "Allow HTTP and HTTPS traffic" \
+    --direction INGRESS
+
+#debug
+gcloud container clusters describe devops24-cluster --zone=europe-west3-a
+
+#deploy
+kubectl apply -f namespace.yaml
+kubectl apply -f deployment.yaml
+kubectl apply -f service.yaml
+kubectl apply -f ingress.yaml
+
+#size up
+gcloud container clusters resize devops24-cluster --num-nodes=5 --zone=europe-west3-a
+
+#debug
+kubectl get pods --output wide
+kubectl get services --output wide
+kubectl get ingress --output wide
+
+#hop in
+gcloud compute ssh --zone "europe-west3-a" "gke-devops24-cluster-default-pool-9b4d4dcd-55mt" --project "bht-devops24-ss"
+gcloud compute ssh --zone "europe-west3-a" "gke-devops24-cluster-default-pool-9b4d4dcd-n2rb" --project "bht-devops24-ss"
+gcloud compute ssh --zone "europe-west3-a" "gke-devops24-cluster-default-pool-9b4d4dcd-phf0" --project "bht-devops24-ss"
+
+#replace
+kubectl delete pod [POD_NAME]
+kubectl get pods --watch
+
+#delete
+gcloud container clusters delete devops24-cluster --zone=europe-west3-a
\ No newline at end of file

gcp-cluster/deployment.yaml

+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: devops24-webservice-deployment
+  namespace: devops24-namespace
+spec:
+  replicas: 3
+  selector:
+    matchLabels:
+      app: devops24-webservice
+  template:
+    metadata:
+      labels:
+        app: devops24-webservice
+    spec:
+      securityContext:
+        runAsNonRoot: true
+      containers:
+        - name: devops24-webservice-container
+          image: registry.bht-berlin.de:443/masi9606/webservice:0.0.28
+          env:
+            - name: HOST
+              value: "0.0.0.0"
+            - name: PORT
+              value: "8080"
+          ports:
+            - name: http
+              containerPort: 8080
+          resources:
+            requests:
+              cpu: "100m"
+              memory: "128Mi"
+            limits:
+              cpu: "200m"
+              memory: "256Mi"
+          securityContext:
+            allowPrivilegeEscalation: false
+            runAsUser: 65534
+          livenessProbe:
+            tcpSocket:
+              port: http
+          readinessProbe:
+            httpGet:
+              path: /health
+              port: http

gcp-cluster/ingress.yaml

+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: devops24-webservice-ingress
+  annotations:
+    nginx.ingress.kubernetes.io/rewrite-target: /
+spec:
+  ingressClassName: nginx-test
+  rules:
+    - host: devops24-webservice.35.246.253.128.nip.io
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: devops24-webservice-service
+                port:
+                  number: 80

gcp-cluster/namespace.yaml

+apiVersion: v1
+kind: Namespace
+metadata:
+  name: devops24-namespace

gcp-cluster/service.yaml

+apiVersion: v1
+kind: Service
+metadata:
+  name: devops24-webservice-service
+  namespace: devops24-namespace
+spec:
+  selector:
+    app: devops24-webservice
+  ports:
+    - protocol: TCP
+      name: http
+      port: 80
+      targetPort: 8080
+  type: ClusterIP