use curl to test port-forwarding

examples/varnish_pod_template/verify_cli-args.sh

@@ -4,6 +4,13 @@ function killforward {
     kill $KUBEPID
 }
 
+failureCode() {
+    local code=${2:-500}
+    local status=$(curl --head --location --connect-timeout 5 --write-out %{http_code} --silent --output /dev/null localhost:${LOCALPORT})
+    [[ $status == ${code} ]] || [[ $status == 000 ]]
+}
+
+
 LOCALPORT=${LOCALPORT:-8888}
 
 kubectl wait --timeout=2m pod -l app=varnish-ingress,example!=cli-args --for=delete
@@ -15,5 +22,11 @@ kubectl port-forward svc/varnish-ingress ${LOCALPORT}:80 >/dev/null &
 KUBEPID=$!
 trap killforward EXIT
 
-sleep 1
+for ((n = 0; n < 20; n++)); do
+  if [[ failureCode ]] ; then
+    sleep 0.5
+  fi
+    break
+done
 varnishtest ${TESTOPTS} -Dlocalport=${LOCALPORT} cafe_cli-args.vtc
+

examples/varnish_pod_template/verify_proxy.sh

-#! /bin/bash -x
+#!/bin/bash -x
 
 function killforward {
     kill $KUBEPID
 }
 
+failureCode() {
+    local code=${2:-500}
+    local status=$(curl --head --location --connect-timeout 5 --write-out %{http_code} --silent --output /dev/null localhost:${LOCALPORT})
+    [[ $status == ${code} ]] || [[ $status == 000 ]]
+}
+
 LOCALPORT=${LOCALPORT:-8888}
 
 kubectl wait --timeout=2m pod -l app=varnish-ingress,example!=proxy --for=delete
@@ -15,5 +21,11 @@ kubectl port-forward svc/varnish-ingress ${LOCALPORT}:80 >/dev/null &
 KUBEPID=$!
 trap killforward EXIT
 
-sleep 1
+for ((n = 0; n < 20; n++)); do
+  if [[ failureCode ]] ; then
+    sleep 0.5
+  fi
+    break
+done
+
 varnishtest ${TESTOPTS} -Dlocalport=${LOCALPORT} cafe_proxy.vtc