Add homework 9 - Kubernetes (Services, Ingresses)

Author: vuevska

homework_9/app.yml

@@ -0,0 +1,65 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: ver1
+spec:
+  selector:
+    app: ver1
+  ports:
+  - protocol: TCP
+    port: 80
+    targetPort: 80
+  selector:
+    app: ver1
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: ver2
+spec:
+  selector:
+    app: ver2
+  ports:
+  - protocol: TCP
+    port: 80
+    targetPort: 80
+  selector:
+    app: ver2
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: ver1
+spec:
+  selector:
+    matchLabels:
+      app: ver1
+  template:
+    metadata:
+      labels:
+        app: ver1
+    spec:
+      containers:
+        - name: ver1
+          image: vuevska/homework8-image:1.0
+          ports:
+            - containerPort: 80
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: ver2
+spec:
+  selector:
+    matchLabels:
+      app: ver2
+  template:
+    metadata:
+      labels:
+        app: ver2
+    spec:
+      containers:
+        - name: ver2
+          image: vuevska/homework8-image:2.0
+          ports:
+            - containerPort: 80

homework_9/commands.sh

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+# create a cluster
+k3d cluster create kube4 -p "80:80@loadbalancer" -a 1 -s 1
+
+# add 127.26.0.2 ver1.203007.com & 127.26.0.4 ver2.203007.com
+# into the hosts file in /etc
+
+# deploy 2 pods, and 2 services for the 2 versions of the images
+kubectl apply -f app.yml
+
+# deploy the ingress manifest
+kubectl apply -f k3ing-complex.yml
+
+# delete the cluster
+k3d cluster delete kube4

homework_9/k3ing-complex.yml

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+apiVersion: traefik.containo.us/v1alpha1
+kind: Middleware
+metadata:
+  name: mcu-all
+spec:
+  stripPrefix:
+    forceSlash: false
+    prefixes:
+      - /ver1
+      - /ver2
+---
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: ingress
+  annotations:
+    ingress.kubernetes.io/ssl-redirect: 'false'
+    traefik.ingress.kubernetes.io/router.middlewares: default-mcu-all@kubernetescrd
+spec:
+  rules:
+    - host: localhost
+      http:
+        paths:
+          - path: /ver1
+            pathType: Prefix
+            backend:
+              service:
+                name: ver1
+                port:
+                  number: 80
+    - host: localhost
+      http:
+        paths:
+          - path: /ver2
+            pathType: Prefix
+            backend:
+              service:
+                name: ver2
+                port:
+                  number: 80
+    - host: ver1.203007.com
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: ver1
+                port:
+                  number: 80
+    - host: ver2.203007.com
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: ver2
+                port:
+                  number: 80
+