Automate un-/deployment & test of the multi-controller example.

examples/architectures/multi-controller/cafe.vtc

+# looks like -*- vcl -*-
+
+varnishtest "cafe example, multiple Ingress controllers"
+
+client c1 -connect "${localhost} ${coffeeport}" {
+	txreq -url /foo -hdr "Host: coffee.example.com"
+	rxresp
+	expect resp.status == 200
+	expect resp.body ~ "(?m)^Server name: coffee-[a-z0-9]+-[a-z0-9]+$"
+
+	txreq -url /foo -hdr "Host: tea.example.com"
+	rxresp
+	expect resp.status == 404
+} -run
+
+client c1 -connect "${localhost} ${teaport}" {
+	txreq -url /bar -hdr "Host: tea.example.com"
+	rxresp
+	expect resp.status == 200
+	expect resp.body ~ "(?m)^Server name: tea-[a-z0-9]+-[a-z0-9]+$"
+
+	txreq -url /bar -hdr "Host: coffee.example.com"
+	rxresp
+	expect resp.status == 404
+} -run

examples/architectures/multi-controller/controller.yaml

@@ -12,6 +12,7 @@ spec:
     metadata:
       labels:
         app: varnish-ingress-controller
+        example: coffee
     spec:
       serviceAccountName: varnish-ingress-controller
       containers:

examples/architectures/multi-controller/deploy.sh

+#! /bin/bash -ex
+
+# Assumes that the kube-system controller as configured in deploy/ is
+# already deployed.
+
+kubectl apply -f controller.yaml
+
+kubectl apply -f namespace.yaml
+
+kubectl apply -f coffee.yaml
+
+kubectl apply -f tea.yaml
+
+kubectl apply -f adm-secret-tea.yaml
+
+kubectl apply -f nodeport-tea.yaml
+
+kubectl apply -f varnish-tea.yaml
+
+kubectl apply -f adm-secret-coffee.yaml
+
+kubectl apply -f nodeport-coffee.yaml
+
+kubectl apply -f varnish-coffee.yaml
+
+kubectl apply -f coffee-ingress.yaml
+
+kubectl apply -f tea-ingress.yaml

examples/architectures/multi-controller/undeploy.sh

+#! /bin/bash -ex
+
+kubectl delete -f tea-ingress.yaml
+
+kubectl delete -f coffee-ingress.yaml
+
+kubectl delete -f varnish-coffee.yaml
+
+kubectl delete -f nodeport-coffee.yaml
+
+kubectl delete -f adm-secret-coffee.yaml
+
+kubectl delete -f varnish-tea.yaml
+
+kubectl delete -f nodeport-tea.yaml
+
+kubectl delete -f adm-secret-tea.yaml
+
+kubectl delete -f tea.yaml
+
+kubectl delete -f coffee.yaml
+
+kubectl delete -f namespace.yaml
+
+kubectl delete -f controller.yaml
+
+kubectl wait --timeout=2m pod -l app=varnish-ingress-controller,example=coffee \
+        -n kube-system --for=delete

examples/architectures/multi-controller/verify.sh

+#! /bin/bash -ex
+
+function killcoffee {
+    kill $COFFEEPID
+}
+
+function killcafe {
+    kill $COFFEEPID
+    kill $TEAPID
+}
+
+COFFEEPORT=${COFFEEPORT:-8888}
+TEAPORT=${TEAPORT:-9999}
+
+kubectl wait -n kube-system --timeout=2m pod -l app=varnish-ingress-controller \
+        --for=condition=Ready
+
+kubectl wait -n cafe --timeout=2m pod -l app=varnish-ingress \
+        --for=condition=Ready
+
+kubectl port-forward -n cafe svc/varnish-coffee ${COFFEEPORT}:80 >/dev/null &
+COFFEEPID=$!
+trap killcoffee EXIT
+
+kubectl port-forward -n cafe svc/varnish-tea ${TEAPORT}:80 >/dev/null &
+TEAPID=$!
+trap killcafe EXIT
+
+sleep 1
+varnishtest ${TESTOPTS} -Dcoffeeport=${COFFEEPORT} -Dteaport=${TEAPORT} cafe.vtc
+
+# Parse the tea controller log for these lines:
+# Ingress class:varnish
+# Ingress cafe/tea-ingress configured for Varnish Service cafe/varnish-tea
+# Ignoring Ingress cafe/coffee-ingress, Annotation 'kubernetes.io/ingress.class' absent or is not 'varnish'
+
+# Get the name of the tea controller Pod
+CTLPOD=$(kubectl get pods -n kube-system -l app=varnish-ingress-controller,example!=coffee -o jsonpath={.items[0].metadata.name})
+
+# Match the logs
+kubectl logs -n kube-system $CTLPOD | grep -q 'Ingress class:varnish' 
+kubectl logs -n kube-system $CTLPOD | grep -q 'Ingress cafe/tea-ingress configured for Varnish Service cafe/varnish-tea'
+kubectl logs -n kube-system $CTLPOD | grep -q "Ignoring Ingress cafe/coffee-ingress, Annotation 'kubernetes.io/ingress.class' absent or is not 'varnish'"
+
+# Parse the coffee controller log for these lines
+# Ingress class:varnish-coffee
+# Ingress cafe/coffee-ingress configured for Varnish Service cafe/varnish-coffee
+# Ignoring Ingress cafe/tea-ingress, Annotation 'kubernetes.io/ingress.class' absent or is not 'varnish-coffee'
+
+# Get the name of the tea controller Pod
+CTLPOD=$(kubectl get pods -n kube-system -l app=varnish-ingress-controller -l example=coffee -o jsonpath={.items[0].metadata.name})
+
+# Match the logs
+kubectl logs -n kube-system $CTLPOD | grep -q 'Ingress class:varnish-coffee' 
+kubectl logs -n kube-system $CTLPOD | grep -q 'Ingress cafe/coffee-ingress configured for Varnish Service cafe/varnish-coffee'
+kubectl logs -n kube-system $CTLPOD | grep -q "Ignoring Ingress cafe/tea-ingress, Annotation 'kubernetes.io/ingress.class' absent or is not 'varnish-coffee'"