Add image building/pushing back to Travis (#835)

Got authorization to re-add credentials for image pushing to
Travis via their recommended approach outlined here:
https://docs.travis-ci.com/user/encrypting-files/

Fixes #808

Signed-off-by: John Schnake <jschnake@vmware.com>

.gitignore

@@ -11,7 +11,7 @@ build/
 examples/dev.yaml
 
 # Unencrypted credentials
-heptio-images-ee4b0474b93e.json
+heptio-images-c14f11347d8b.json
 
 # Dynamic Dockerfiles
 Dockerfile-amd64

.travis.yml

@@ -1,40 +1,33 @@
 sudo: required
 language: go
 go:
-    - "1.12"
-
+- '1.12'
 services:
-  - docker
-
+- docker
 install: true
-
-script: 
-  - VERBOSE=true make test int 
-  - ./travis-ci.sh 
-
+script:
+- export BRANCH=$(if [ "$TRAVIS_PULL_REQUEST" == "false" ]; then echo $TRAVIS_BRANCH; else echo $TRAVIS_PULL_REQUEST_BRANCH; fi)
+- echo "TRAVIS_BRANCH=$TRAVIS_BRANCH, PR=$TRAVIS_PULL_REQUEST, BRANCH=$BRANCH"
+- VERBOSE=true make test int
+- ./travis-ci.sh
 before_install:
-  # Download and install Kind
-  - curl -L https://github.com/kubernetes-sigs/kind/releases/download/v0.4.0/kind-linux-amd64 --output kind && chmod +x kind
-  - ./kind create cluster --config kind-config.yaml
-  - export KUBECONFIG="$(./kind get kubeconfig-path --name="kind")"
-  - curl -L https://github.com/golang/dep/releases/download/v0.5.3/dep-linux-amd64 --output dep && chmod +x dep
-
+- curl -L https://github.com/kubernetes-sigs/kind/releases/download/v0.4.0/kind-linux-amd64
+  --output kind && chmod +x kind
+- ./kind create cluster --config kind-config.yaml
+- export KUBECONFIG="$(./kind get kubeconfig-path --name="kind")"
+- curl -L https://github.com/golang/dep/releases/download/v0.5.3/dep-linux-amd64 --output
+  dep && chmod +x dep
 before_deploy:
-  # Install gcloud cli here so it gets cached
-  - if [ ! -d ${HOME}/google-cloud-sdk ]; then
-      curl https://sdk.cloud.google.com | bash /dev/stdin --disable-prompts;
-    fi 
-
+- if [ ! -d ${HOME}/google-cloud-sdk ]; then curl https://sdk.cloud.google.com | bash
+  /dev/stdin --disable-prompts; fi
 deploy:
-  - provider: script
-    skip_cleanup: true
-    script: ./travis-deploy.sh
-    on:
-      repo: heptio/sonobuoy
-      all_branches: true
-
+- provider: script
+  skip_cleanup: true
+  script: ./travis-deploy.sh
+  on:
+    repo: heptio/sonobuoy
+    all_branches: true
 env:
   secure: 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
-
 after_success:
-  - bash <(curl -s https://codecov.io/bash)
+- bash <(curl -s https://codecov.io/bash)

travis-deploy.sh

@@ -12,8 +12,15 @@ function goreleaser() {
     curl -sL https://git.io/goreleaser | bash
 }
 
-if [ ! -z "$TRAVIS_TAG" ]; then
+function gcr_push() {
+    openssl aes-256-cbc -K $encrypted_222a2009ef6d_key -iv $encrypted_222a2009ef6d_iv -in heptio-images-c14f11347d8b.json.enc -out heptio-images-c14f11347d8b.json -d
+    gcloud auth activate-service-account --key-file heptio-images-c14f11347d8b.json
+    # https://github.com/travis-ci/travis-ci/issues/9905
+    unset GIT_HTTP_USER_AGENT
+    IMAGE_BRANCH="$BRANCH" DOCKER="gcloud docker -- " make container push
+}
 
+if [ ! -z "$TRAVIS_TAG" ]; then
     if [ "$(./sonobuoy version --short)" != "$TRAVIS_TAG" ]; then
         echo "sonobuoy version does not match tagged version!" >&2
         echo "sonobuoy short version is $(./sonobuoy version --short)" >&2
@@ -23,4 +30,9 @@ if [ ! -z "$TRAVIS_TAG" ]; then
     fi
 
     goreleaser --skip-validate
+    gcr_push
 fi
+
+if [ "$BRANCH" == "master" ]; then
+    gcr_push
+fi