Update the 'long running cluster' tests (istio#5895)

* Update the helm cluster to v2

* More files for the test env

* Make script customizable

tests/helm/setup.sh

@@ -0,0 +1,62 @@
+#/bin/bash
+
+
+
+function testIstioSystem() {
+   pushd $TOP/src/istio.io/istio
+   helm -n istio-system template \
+    --values tests/helm/values-istio-test.yaml \
+    --set global.refreshInterval=30s \
+    --set global.tag=$TAG \
+    --set global.hub=$HUB \
+    install/kubernetes/helm/istio  | \
+        kubectl apply -n istio-system -f -
+   popd
+}
+
+# Install istio
+function testInstall() {
+    make istio-demo.yaml
+    kubectl create ns istio-system
+    testIstioSystem
+
+    kubectl -n test apply -f samples/httpbin/httpbin.yaml
+
+    kubectl create ns test
+    kubectl label namespace test istio-injection=enabled
+
+    kubectl create ns bookinfo
+    kubectl label namespace bookinfo istio-injection=enabled
+    kubectl -n bookinfo apply -f samples/bookinfo/kube/bookinfo.yaml
+}
+
+# Apply the helm template
+function testApply() {
+   pushd $TOP/src/istio.io/istio
+   helm -n test template tests/helm |kubectl -n test apply -f -
+   popd
+}
+
+# Setup DNS entries - currently using gcloud
+# Requires DNS_PROJECT, DNS_DOMAIN and DNS_ZONE to be set
+# For example, DNS_DOMAIN can be istio.example.com and DNS_ZONE istiozone.
+# You need to either buy a domain from google or set the DNS to point to gcp.
+# Similar scripts can setup DNS using a different provider
+function testCreateDNS() {
+
+    gcloud dns --project=$DNS_PROJECT record-sets transaction start --zone=$DNS_ZONE
+
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=grafana.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=prom.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=fortio2.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=pilot.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=fortio.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=fortioraw.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=bookinfo.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=httpbin.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=citadel.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+    gcloud dns --project=$DNS_PROJECT record-sets transaction add ingress08.$DNS_DOMAIN --name=mixer.v08.$DNS_DOMAIN --ttl=300 --type=CNAME --zone=$DNS_ZONE
+
+    gcloud dns --project=$DNS_PROJECT record-sets transaction execute --zone=$DNS_ZONE
+}
+

tests/helm/templates/app-a.yaml

@@ -1,5 +1,4 @@
 # Normal app, with service using targetPort different than service port.
-#
 apiVersion: v1
 kind: Service
 metadata:

tests/helm/templates/app-b-headless.yaml

@@ -1,33 +1,4 @@
-# Normal unversioned services, with a headless service
----
-apiVersion: v1
-kind: Service
-metadata:
-  name: b
-  labels:
-    app: b
-spec:
-  ports:
-  - port: 80
-    targetPort: 80
-    name: http
-  - port: 8080
-    targetPort: 8080
-    name: http-two
-  - port: 90
-    targetPort: 90
-    name: tcp
-  - port: 9090
-    targetPort: 9090
-    name: https
-  - port: 70
-    targetPort: 70
-    name: http2-example
-  - port: 7070
-    targetPort: 7070
-    name: grpc
-  selector:
-    app: b
+# headless service
 ---
 apiVersion: v1
 kind: Service

tests/helm/templates/badhealth.yaml

@@ -0,0 +1,80 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: badhealth
+  labels:
+    app: badhealth
+spec:
+  ports:
+  - port: 80
+    targetPort: 8080
+  selector:
+    app: badhealth
+---
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: badhealth
+spec:
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: badhealth
+        version: v1
+    spec:
+      containers:
+      - name: app
+        image: {{.Values.testHub}}/app:{{.Values.testTag}}
+        imagePullPolicy: IfNotPresent
+        args:
+        - --port
+        - "8080"
+        - --port
+        - "3333"
+        - --version
+        - "v1"
+        ports:
+        - containerPort: 8080
+        readinessProbe:
+          httpGet:
+            path: /healthz
+            port: 3334
+          initialDelaySeconds: 30
+          periodSeconds: 30
+          failureThreshold: 100
+
+---
+---
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: badlive
+spec:
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: badhealth
+        version: v1
+    spec:
+      containers:
+      - name: app
+        image: {{.Values.testHub}}/app:{{.Values.testTag}}
+        imagePullPolicy: IfNotPresent
+        args:
+        - --port
+        - "8080"
+        - --port
+        - "3333"
+        - --version
+        - "v1"
+        ports:
+        - containerPort: 8080
+        livenessProbe:
+          httpGet:
+            path: /healthz
+            port: 3334
+          initialDelaySeconds: 30
+          periodSeconds: 30
+          failureThreshold: 100