Istio canary deployments

deploy/istio/canary-dep.yaml

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+---
+apiVersion: apps/v1beta2
+kind: Deployment
+metadata:
+  name: podinfo-canary
+  labels:
+    app: podinfo
+    release: canary
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+     app: podinfo
+     release: canary
+  template:
+    metadata:
+      labels:
+        app: podinfo
+        release: canary
+      annotations:
+        prometheus.io/scrape: 'true'
+    spec:
+      containers:
+      - name: podinfod
+        image: quay.io/stefanprodan/podinfo:0.2.2
+        imagePullPolicy: Always
+        command:
+          - ./podinfo
+          - -port=9898
+          - -debug=true
+        ports:
+        - name: http
+          containerPort: 9898
+          protocol: TCP
+        readinessProbe:
+          httpGet:
+            path: /readyz
+            port: 9898
+          initialDelaySeconds: 1
+          periodSeconds: 5
+          failureThreshold: 1
+        livenessProbe:
+          httpGet:
+            path: /healthz
+            port: 9898
+          initialDelaySeconds: 1
+          periodSeconds: 10
+          failureThreshold: 2
+        resources:
+          requests:
+            memory: "32Mi"
+            cpu: "10m"

deploy/istio/canary-routes.yaml

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+apiVersion: config.istio.io/v1alpha2
+kind: RouteRule
+metadata:
+  name: podinfo-canary
+  namespace: default
+spec:
+  precedence: 2
+  match:
+    request:
+      headers:
+        x-user:
+          regex: .*insider.*
+#          exact: insider
+  destination:
+    name: podinfo
+  route:
+  - labels:
+      release: canary
+    weight: 50
+  - labels:
+      release: canaryb
+    weight: 50

deploy/istio/canaryb-dep.yaml

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+---
+apiVersion: apps/v1beta2
+kind: Deployment
+metadata:
+  name: podinfo-canaryb
+  labels:
+    app: podinfo
+    release: canaryb
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+     app: podinfo
+     release: canaryb
+  template:
+    metadata:
+      labels:
+        app: podinfo
+        release: canaryb
+      annotations:
+        prometheus.io/scrape: 'true'
+    spec:
+      containers:
+      - name: podinfod
+        image: quay.io/stefanprodan/podinfo:0.2.0
+        imagePullPolicy: Always
+        command:
+          - ./podinfo
+          - -port=9898
+          - -debug=true
+        ports:
+        - name: http
+          containerPort: 9898
+          protocol: TCP
+        readinessProbe:
+          httpGet:
+            path: /readyz
+            port: 9898
+          initialDelaySeconds: 1
+          periodSeconds: 5
+          failureThreshold: 1
+        livenessProbe:
+          httpGet:
+            path: /healthz
+            port: 9898
+          initialDelaySeconds: 1
+          periodSeconds: 10
+          failureThreshold: 2
+        resources:
+          requests:
+            memory: "32Mi"
+            cpu: "10m"

deploy/istio/ga-dep.yaml

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+---
+apiVersion: apps/v1beta2
+kind: Deployment
+metadata:
+  name: podinfo-ga
+  labels:
+    app: podinfo
+    release: ga
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+     app: podinfo
+     release: ga
+  template:
+    metadata:
+      labels:
+        app: podinfo
+        release: ga
+      annotations:
+        prometheus.io/scrape: 'true'
+    spec:
+      containers:
+      - name: podinfod
+        image: quay.io/stefanprodan/podinfo:0.2.1
+        imagePullPolicy: Always
+        command:
+          - ./podinfo
+          - -port=9898
+          - -debug=true
+        ports:
+        - name: http
+          containerPort: 9898
+          protocol: TCP
+        readinessProbe:
+          httpGet:
+            path: /readyz
+            port: 9898
+          initialDelaySeconds: 1
+          periodSeconds: 5
+          failureThreshold: 1
+        livenessProbe:
+          httpGet:
+            path: /healthz
+            port: 9898
+          initialDelaySeconds: 1
+          periodSeconds: 10
+          failureThreshold: 2
+        resources:
+          requests:
+            memory: "32Mi"
+            cpu: "10m"

deploy/istio/ga-routes.yaml

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+---
+apiVersion: config.istio.io/v1alpha2
+kind: RouteRule
+metadata:
+  name: podinfo-ga
+  namespace: default
+spec:
+  match:
+    request:
+      headers:
+        x-user:
+          regex: .*
+  destination:
+    name: podinfo
+  route:
+  - labels:
+      release: ga
+    weight: 100

deploy/istio/podinfo-gateway.yaml

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+#---
+#apiVersion: networking.istio.io/v1alpha3
+#kind: Gateway
+#metadata:
+#  name: podinfo-gateway
+#spec:
+#  selector:
+#    app: podinfo
+#  servers:
+#  - port:
+#      number: 9898
+#      name: http
+#    hosts:
+#    - podinfo.test
+#---
+#apiVersion: networking.istio.io/v1alpha3
+#kind: VirtualService
+#metadata:
+#  name: podinfo
+#spec:
+#  hosts:
+#  - podinfo
+#  http:
+#  - match:
+#    - headers:
+#        x-user:
+#          exact: insider
+#    route:
+#    - destination:
+#        name: podinfo-canary
+#        subset: canary
+#  - route:
+#    - destination:
+#        name: podinfo-ga
+#        subset: ga
+#---
+#apiVersion: networking.istio.io/v1alpha3
+#kind: DestinationRule
+#metadata:
+#  name: podinfo-ga
+#spec:
+#  name: podinfo-ga
+#  subsets:
+#  - name: ga
+#    labels:
+#      release: ga
+#---
+#apiVersion: networking.istio.io/v1alpha3
+#kind: DestinationRule
+#metadata:
+#  name: podinfo-canary
+#spec:
+#  name: podinfo-canary
+#  subsets:
+#  - name: canary
+#    labels:
+#      release: canary

deploy/istio/podinfo-ing.yaml

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+apiVersion: extensions/v1beta1
+kind: Ingress
+metadata:
+  name: podinfo
+  annotations:
+    kubernetes.io/ingress.class: istio
+spec:
+  rules:
+  - host: podinfo.test
+    http:
+      paths:
+      - path: /.*
+        backend:
+          serviceName: podinfo
+          servicePort: 9898

deploy/istio/podinfo-svc.yaml

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+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: podinfo
+  labels:
+    app: podinfo
+spec:
+  type: NodePort
+  ports:
+    - name: http
+      port: 9898
+      targetPort: http
+      protocol: TCP
+  selector:
+    app: podinfo