Update travis to use Go 1.9

Signed-off-by: Alex Ellis (VMware) <alexellis2@gmail.com>

.travis.yml

@@ -1,7 +1,12 @@
 sudo: required
 
+language: go
+go:
+  - "1.9"
+
 services:
       - docker
+
 addons:
   apt:
     packages:
@@ -13,12 +18,14 @@ script:
     - sh build.sh
     # Invoke ci script too
     - sh contrib/ci.sh
+
 after_success:
     - if [ ! -s "$TRAVIS_TAG" ] ; then 
         docker tag $DOCKER_NS/gateway:latest-dev $DOCKER_NS/gateway:$TRAVIS_TAG;
         docker login -u=$DOCKER_USERNAME -p=$DOCKER_PASSWORD;
         docker push $DOCKER_NS/gateway:$TRAVIS_TAG;
         fi
+
 deploy:
   provider: releases
   api_key:

contrib/ci.sh

@@ -3,6 +3,20 @@
 docker swarm init --advertise-addr=127.0.0.1
 
 ./deploy_stack.sh
+docker service update func_gateway --image=functions/gateway:latest-dev
+
+# Script makes sure OpenFaaS API gateway is ready before running tests
+
+for i in {1..30};
+do
+  echo "Checking if 127.0.0.1:8000 is up.. ${i}/30" 
+  curl -fs 127.0.0.1:8080/
+
+  if [ $? -eq 0 ]; then
+    break
+  fi
+  sleep 0.5
+done
 
 cd ..
 
@@ -11,14 +25,14 @@ echo $GOPATH
 mkdir -p $GOPATH/src/github.com/openfaas/
 cp -r faas $GOPATH/src/github.com/openfaas/
 
-git clone https://github.com/openfaas/certify-incubator
+git clone https://github.com/openfaas/certifier
 
-cp -r certify-incubator $GOPATH/src/github.com/openfaas/
+cp -r certifier $GOPATH/src/github.com/openfaas/
 
 cd $GOPATH/src/github.com/openfaas/faas/gateway/tests/integration && \
    go test -v
 
-cd $GOPATH/src/github.com/openfaas/certify-incubator && \
+cd $GOPATH/src/github.com/openfaas/certifier && \
    make test
 
 exit 0