revert: ci: use chrome stable (angular#18307)

This reverts commit 8bcb268.

.travis.yml

@@ -1,12 +1,10 @@
 language: node_js
 sudo: false
-# force trusty as Google Chrome addon is not supported on Precise
 dist: trusty
 node_js:
   - '6.9.5'
 
 addons:
-  chrome: stable
 #  firefox: "38.0"
   apt:
     sources:

aio/scripts/test-pwa-score.js

@@ -19,6 +19,11 @@ const config = require('lighthouse/lighthouse-core/config/default.js');
 // Constants
 const VIEWER_URL = 'https://googlechrome.github.io/lighthouse/viewer/';
 
+// Specify the path to Chrome on Travis
+if (process.env.TRAVIS) {
+  process.env.LIGHTHOUSE_CHROMIUM_PATH = process.env.CHROME_BIN;
+}
+
 // Run
 _main(process.argv.slice(2));
 

aio/tools/examples/shared/protractor.config.js

@@ -20,7 +20,11 @@ exports.config = {
 
   // Capabilities to be passed to the webdriver instance.
   capabilities: {
-    'browserName': 'chrome'
+    'browserName': 'chrome',
+    // For Travis
+    chromeOptions: {
+      binary: process.env.CHROME_BIN
+    }
   },
 
   // Framework to use. Jasmine is recommended.

scripts/ci/env.sh

@@ -36,6 +36,7 @@ fi
 
 setEnvVar NODE_VERSION 6.9.5
 setEnvVar YARN_VERSION 1.0.2
+setEnvVar CHROMIUM_VERSION 499098 # Chrome 62 linux stable, see https://www.chromium.org/developers/calendar
 setEnvVar BAZEL_VERSION 0.5.4
 setEnvVar SAUCE_CONNECT_VERSION 4.4.9
 setEnvVar ANGULAR_CLI_VERSION 1.4.0-rc.2
@@ -103,6 +104,7 @@ if [[ ${TRAVIS:-} ]]; then
   setEnvVar BROWSER_STACK_USERNAME angularteam1
   # not using use setEnvVar so that we don't print the key
   export BROWSER_STACK_ACCESS_KEY=BWCd4SynLzdDcv8xtzsB
+  setEnvVar CHROME_BIN ${HOME}/.chrome/chromium/chrome-linux/chrome
   setEnvVar BROWSER_PROVIDER_READY_FILE /tmp/angular-build/browser-provider-tunnel-init.lock
 fi
 

scripts/ci/install-chromium.sh

@@ -0,0 +1,84 @@
+#!/usr/bin/env bash
+
+set -u -e -o pipefail
+
+# Setup environment
+readonly thisDir=$(cd $(dirname $0); pwd)
+source ${thisDir}/_travis-fold.sh
+
+
+# This script basically follows the instructions to download an old version of Chromium: https://www.chromium.org/getting-involved/download-chromium
+# 1) It retrieves the current stable version number from https://www.chromium.org/developers/calendar (via the https://omahaproxy.appspot.com/all file), e.g. 359700 for Chromium 48.
+# 2) It checks the Travis cache for this specific version
+# 3) If not available, it downloads and caches it, using the "decrement commit number" trick.
+
+#Build version read from the OmahaProxy CSV Viewer at https://www.chromium.org/developers/calendar
+#Let's use the following version of Chromium, and inform about availability of newer build from https://omahaproxy.appspot.com/all
+#
+# CHROMIUM_VERSION <<< this variable is now set via env.sh
+
+PLATFORM="$(uname -s)"
+case "$PLATFORM" in
+  (Darwin)
+    ARCHITECTURE=Mac
+    DIST_FILE=chrome-mac.zip
+    ;;
+  (Linux)
+    ARCHITECTURE=Linux_x64
+    DIST_FILE=chrome-linux.zip
+    ;;
+  (*)
+    echo Unsupported platform $PLATFORM.  Exiting ... >&2
+    exit 3
+    ;;
+esac
+
+TMP=$(curl -s "https://omahaproxy.appspot.com/all") || true
+oldIFS="$IFS"
+IFS='
+'
+IFS=${IFS:0:1}
+lines=( $TMP )
+IFS=','
+for line in "${lines[@]}"
+  do
+    lineArray=($line);
+    if [ "${lineArray[0]}" = "linux" ] && [ "${lineArray[1]}" = "stable" ] ; then
+      LATEST_CHROMIUM_VERSION="${lineArray[7]}"
+    fi
+done
+IFS="$oldIFS"
+
+CHROMIUM_DIR=$HOME/.chrome/chromium
+CHROMIUM_BIN=$CHROMIUM_DIR/chrome-linux/chrome
+CHROMIUM_VERSION_FILE=$CHROMIUM_DIR/VERSION
+
+EXISTING_VERSION=""
+if [[ -f $CHROMIUM_VERSION_FILE && -x $CHROMIUM_BIN ]]; then
+  EXISTING_VERSION=`cat $CHROMIUM_VERSION_FILE`
+  echo Found cached Chromium version: ${EXISTING_VERSION}
+fi
+
+if [[ "$EXISTING_VERSION" != "$CHROMIUM_VERSION" ]]; then
+  echo Downloading Chromium version: ${CHROMIUM_VERSION}
+  rm -fR $CHROMIUM_DIR
+  mkdir -p $CHROMIUM_DIR
+
+  NEXT=$CHROMIUM_VERSION
+  FILE="chrome-linux.zip"
+  STATUS=404
+  while [[ $STATUS == 404 && $NEXT -ge 0 ]]
+  do
+    echo Fetch Chromium version: ${NEXT}
+    STATUS=$(curl "https://storage.googleapis.com/chromium-browser-snapshots/${ARCHITECTURE}/${NEXT}/${DIST_FILE}" -s -w %{http_code} --create-dirs -o $FILE) || true
+    NEXT=$[$NEXT-1]
+  done
+
+  unzip $FILE -d $CHROMIUM_DIR
+  rm $FILE
+  echo $CHROMIUM_VERSION > $CHROMIUM_VERSION_FILE
+fi
+
+if [[ "$CHROMIUM_VERSION" != "$LATEST_CHROMIUM_VERSION" ]]; then
+  echo "New version of Chromium available. Update install-chromium.sh with build number: ${LATEST_CHROMIUM_VERSION}"
+fi

scripts/ci/install.sh

@@ -72,11 +72,21 @@ if [[ ${TRAVIS} && (${CI_MODE} == "bazel" || ${CI_MODE} == "e2e_2") ]]; then
   travisFoldEnd "bazel-install"
 fi
 
-# Start xvfb for local Chrome testing
-if [[ ${TRAVIS} && (${CI_MODE} == "js" || ${CI_MODE} == "e2e" || ${CI_MODE} == "e2e_2" || ${CI_MODE} == "aio" || ${CI_MODE} == "aio_e2e") ]]; then
-  travisFoldStart "xvfb-start"
-    sh -e /etc/init.d/xvfb start
-  travisFoldEnd "xvfb-start"
+
+# Install Chromium
+if [[ ${TRAVIS} && ${CI_MODE} == "js" || ${CI_MODE} == "e2e" || ${CI_MODE} == "e2e_2" || ${CI_MODE} == "aio" || ${CI_MODE} == "aio_e2e" ]]; then
+  travisFoldStart "install-chromium"
+    (
+      ${thisDir}/install-chromium.sh
+
+      # Start xvfb for local Chrome used for testing
+      if [[ ${TRAVIS} ]]; then
+        travisFoldStart "install-chromium.xvfb-start"
+          sh -e /etc/init.d/xvfb start
+        travisFoldEnd "install-chromium.xvfb-start"
+      fi
+    )
+  travisFoldEnd "install-chromium"
 fi