canary

02-deployments/bluegreen/ReadMe

@@ -7,4 +7,6 @@
  kubectl apply -f app-v2.yaml
  kubectl get pods -n bluegreen
  kubectl patch service my-app -n bluegreen -p '{"spec":{"selector":{"version":"v2.0.0"}}}'
- 
+
+ kubectl delete ns bluegreen
+ kubectl delete pod nettools

02-deployments/canary/without-istio/ReadMe

@@ -0,0 +1,16 @@
+kubectl create ns canary
+kubectl apply -f app-v1.yaml
+
+ kubectl run --restart=Never --image=raesene/alpine-nettools nettools
+ kubectl exec -it nettools -- /bin/sh
+ 
+ while true; do curl http://my-app.canary; done
+
+ kubectl apply -f app-v2.yaml
+
+kubectl scale deployment my-app-v2 -n canary --replicas=10 
+kubectl scale deployment my-app-v1 -n canary  --replicas=0
+kubectl get pods -n canary
+
+
+ kubectl delete ns canary

02-deployments/canary/without-istio/app-v1.yaml

@@ -0,0 +1,60 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: my-app
+  namespace: canary
+  labels:
+    app: my-app
+spec:
+  type: NodePort
+  ports:
+  - name: http
+    port: 80
+    targetPort: http
+  selector:
+    app: my-app
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: my-app-v1
+  namespace: canary
+  labels:
+    app: my-app
+spec:
+  replicas: 10
+  selector:
+    matchLabels:
+      app: my-app
+      version: v1.0.0
+  template:
+    metadata:
+      labels:
+        app: my-app
+        version: v1.0.0
+      annotations:
+        prometheus.io/scrape: "true"
+        prometheus.io/port: "9101"
+    spec:
+      containers:
+      - name: my-app
+        image: containersol/k8s-deployment-strategies
+        ports:
+        - name: http
+          containerPort: 8080
+        - name: probe
+          containerPort: 8086
+        env:
+        - name: VERSION
+          value: v1.0.0
+        livenessProbe:
+          httpGet:
+            path: /live
+            port: probe
+          initialDelaySeconds: 5
+          periodSeconds: 5
+        readinessProbe:
+          httpGet:
+            path: /ready
+            port: probe
+          periodSeconds: 5

02-deployments/canary/without-istio/app-v2.yaml

@@ -0,0 +1,44 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: my-app-v2
+  namespace: canary
+  labels:
+    app: my-app
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: my-app
+      version: v2.0.0
+  template:
+    metadata:
+      labels:
+        app: my-app
+        version: v2.0.0
+      annotations:
+        prometheus.io/scrape: "true"
+        prometheus.io/port: "9101"
+    spec:
+      containers:
+      - name: my-app
+        image: containersol/k8s-deployment-strategies
+        ports:
+        - name: http
+          containerPort: 8080
+        - name: probe
+          containerPort: 8086
+        env:
+        - name: VERSION
+          value: v2.0.0
+        livenessProbe:
+          httpGet:
+            path: /live
+            port: probe
+          initialDelaySeconds: 5
+          periodSeconds: 5
+        readinessProbe:
+          httpGet:
+            path: /ready
+            port: probe
+          periodSeconds: 5