Ci/docker gcloud (#13)

* push docker image to gcloud from travis

* gcloud secret base64 encoded

* use tianon/pgp-happy-eyeballs to solve gpg server problems

* try to login to gcloud registry using docker login

* add GCLOUD_REPO_NAME var

* switch to openjdk because install script fails with oracle

.travis.yml

@@ -4,6 +4,8 @@ env:
   global:
     # this variable determine when docker images are tagged 'latest'
     - LATEST_VERSION=6.2.3
+    # Make sure gcloud command is on our PATH and the App Engine SDK is in the Python path
+    - GAE_PYTHONPATH=${HOME}/.cache/google_appengine PATH=$PATH:${HOME}/google-cloud-sdk/bin PYTHONPATH=${PYTHONPATH}:${GAE_PYTHONPATH} CLOUDSDK_CORE_DISABLE_PROMPTS=1
 
 language: 
   - java
@@ -20,15 +22,19 @@ cache:
   directories:
     - $HOME/.gradle/caches/
     - $HOME/.gradle/wrapper/
+    # Cache our Gcloud SDK between commands
+    - $HOME/google-cloud-sdk/
 
 before_install:
   - wget https://github.com/sormuras/bach/raw/master/install-jdk.sh
+  # solves gpg server problems
+  - wget -qO- 'https://github.com/tianon/pgp-happy-eyeballs/raw/master/hack-my-builds.sh' | bash
 
 matrix:
   include:
 # Java 10 "Oracle JDK"
     - env: JDK='Oracle JDK 10'
-      install: . ./install-jdk.sh -F 10 -L BCL
+      install: . ./install-jdk.sh -F 10
 
 install: ./gradlew --version
 

docker-ci.sh

@@ -3,13 +3,53 @@
 # fails on error and trace execution
 set -ex
 
-# shallow clone of the elassandra docker repository
-rm -rf docker
-git clone --depth 1 https://github.com/strapdata/docker-elassandra.git docker
-cd docker
+init() {
+  # shallow clone of the elassandra docker repository
+  rm -rf docker
+  git clone --depth 1 https://github.com/strapdata/docker-elassandra.git docker
+  cd docker
+}
 
-# set parameters
-if [ "$TRAVIS" = "true" ]; then
+build_with_retry() {
+  # try 5 times, because gpg servers suck
+  n=0
+  until [ $n -ge 5 ]
+  do
+    echo "build try number $n"
+    # build and publish the docker image
+    ./build.sh && break
+    n=$[$n+1]
+    sleep 1
+  done
+  if [ $n -eq 5 ]; then
+    echo "failed to build image"
+    exit 1
+  fi
+}
+
+gcloud_install() {
+  # If the SDK is not already cached, download it and unpack it
+  if [ ! -d ${HOME}/google-cloud-sdk ]; then
+    curl https://sdk.cloud.google.com | bash;
+    gcloud -v
+  fi
+}
+
+gcloud_auth() {
+  if [ -z "$GCLOUD_SECRET_KEY" ]; then
+    echo "GCLOUD_SECRET_KEY is not set. Can't authenticate with gcloud"
+    return 1
+  else
+    echo "$GCLOUD_SECRET_KEY" | base64 -d > gcloud-secret.json
+    gcloud auth activate-service-account --key-file gcloud-secret.json
+
+    # does not work for docker 17.x
+    # gcloud beta auth configure-docker
+    cat gcloud-secret.json | docker login -u _json_key --password-stdin https://gcr.io
+  fi
+}
+
+under_travis() {
   # Special branching to be ran under travis
 
   export REPO_NAME=${TRAVIS_REPO_SLUG}
@@ -27,26 +67,37 @@ if [ "$TRAVIS" = "true" ]; then
     fi
   fi
 
-else
+  # publish to docker hub
+  build_with_retry
+
+
+  # publish to gcloud registry
+  gcloud_install
+  gcloud_auth || return 1
+  DOCKER_REGISTRY=gcr.io/ REPO_NAME=${GCLOUD_REPO_NAME:-strapdata-docker-registry/elassandra} build_with_retry
+}
+
+manual_run() {
   export REPO_DIR=../
-fi
-
-# try 5 times, because gpg servers suck
-n=0
-until [ $n -ge 5 ]
-do
-  echo "build try number $n"
-  # build and publish the docker image
-  ./build.sh && break
-  n=$[$n+1]
-  sleep 1
-done
-if [ $n -eq 5 ]; then
-  echo "failed to build image"
-  exit 1
-fi
-
-
-# clean up
-cd ../
-rm -rf docker
+  build_with_retry
+}
+
+cleanup() {
+  # clean up
+  cd ../
+  rm -rf docker
+}
+
+main() {
+  init
+
+  if [ "$TRAVIS" = "true" ]; then
+    under_travis
+  else
+    manual_run
+  fi
+
+  cleanup
+}
+
+main