---
apiVersion: v1
kind: ConfigMap
metadata:
  name: webhook-script
data:
  serve.sh: |
    #!/bin/sh
    echo "Webhook server listening on :8080"
    while true; do
      echo -e "HTTP/1.1 200 OK\r\nContent-Length: 2\r\nConnection: close\r\n\r\nok" \
        | nc -l -p 8080 > /dev/null
      echo "Received webhook, restarting deployment..."
      kubectl rollout restart deployment/wedding
    done

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: wedding-webhook
  labels:
    app: wedding-webhook
spec:
  replicas: 1
  selector:
    matchLabels:
      app: wedding-webhook
  template:
    metadata:
      labels:
        app: wedding-webhook
    spec:
      nodeSelector:
        kubernetes.io/hostname: spb.tail2fe2d.ts.net
      serviceAccountName: wedding-deployer
      containers:
        - name: webhook
          image: alpine/k8s:1.32.3
          command: ["sh", "/scripts/serve.sh"]
          ports:
            - containerPort: 8080
              protocol: TCP
          volumeMounts:
            - name: script
              mountPath: /scripts
              readOnly: true
          resources:
            requests:
              memory: 16Mi
              cpu: 5m
            limits:
              memory: 32Mi
              cpu: 50m
      volumes:
        - name: script
          configMap:
            name: webhook-script

---
apiVersion: v1
kind: Service
metadata:
  name: wedding-webhook
spec:
  selector:
    app: wedding-webhook
  ports:
    - port: 8080
      targetPort: 8080
      protocol: TCP