Automate un-/deployment & test of the Hello World example.

examples/hello/cafe.vtc

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

examples/hello/deploy.sh

+#! /bin/bash -ex
+
+kubectl create -f cafe.yaml
+
+kubectl create -f cafe-ingress.yaml

examples/hello/undeploy.sh

+#! /bin/bash -ex
+
+kubectl delete -f cafe-ingress.yaml
+
+kubectl delete -f cafe.yaml
+
+echo "Waiting until varnish-ingress Pods are not ready"
+
+N=0
+until [ $N -ge 120 ]
+do
+    if kubectl get pods -l app=varnish-ingress | grep -q ' 1/1'; then
+        sleep 10
+        N=$(( N + 10 ))
+        continue
+    fi
+    exit 0
+done
+echo "Giving up"
+exit 1

examples/hello/verify.sh

+#! /bin/bash -ex
+
+# Nothing special about self-sharding is verified here, just run the
+# same tests as for the cafe example ("hello").
+
+function killforward {
+    kill $KUBEPID
+}
+
+LOCALPORT=${LOCALPORT:-8888}
+
+kubectl wait --timeout=2m pod -l app=varnish-ingress --for=condition=Ready
+
+kubectl port-forward svc/varnish-ingress ${LOCALPORT}:80 >/dev/null &
+KUBEPID=$!
+trap killforward EXIT
+
+sleep 1
+varnishtest ${TESTOPTS} -Dlocalport=${LOCALPORT} cafe.vtc