From c5f8c9586ff188ed7d13ae8e95245b7a972bb4a7 Mon Sep 17 00:00:00 2001
From: Misko Hevery <misko@hevery.com>
Date: Mon, 27 Jul 2015 17:00:01 -0700
Subject: [PATCH] chore: added presubmit-queue to travis

---
 .travis.yml                           | 12 ++++++--
 scripts/ci/after-script.sh            | 28 +++++++++++++++++
 scripts/ci/presubmit-queue-setup.sh   | 20 ++++++++++++
 scripts/ci/presubmit-queue-success.sh | 44 +++++++++++++++++++++++++++
 4 files changed, 101 insertions(+), 3 deletions(-)
 create mode 100755 scripts/ci/after-script.sh
 create mode 100755 scripts/ci/presubmit-queue-setup.sh
 create mode 100755 scripts/ci/presubmit-queue-success.sh

diff --git a/.travis.yml b/.travis.yml
index fe78fec7e4..1fafc73082 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -27,14 +27,18 @@ env:
   # This SSO token belongs to github account angular-github-ratelimit-token which has no access
   # (password is in Valentine)
   - TSDRC='{"token":"ef474500309daea53d5991b3079159a29520a40b"}'
+  # GITHUB_TOKEN_ANGULAR
+  - secure: "fq/U7VDMWO8O8SnAQkdbkoSe2X92PVqg4d044HmRYVmcf6YbO48+xeGJ8yOk0pCBwl3ISO4Q2ot0x546kxfiYBuHkZetlngZxZCtQiFT9kyId8ZKcYdXaIW9OVdw3Gh3tQyUwDucfkVhqcs52D6NZjyE2aWZ4/d1V4kWRO/LMgo="
   matrix:
-    - MODE=js DART_CHANNEL=dev
+    # Make slowest build on top, so that we don't hog VMs while waiting for others to complete.
     - MODE=dart DART_CHANNEL=stable
     - MODE=dart DART_CHANNEL=dev
     - MODE=dart_experimental DART_CHANNEL=dev
-    - MODE=saucelabs DART_CHANNEL=dev
+    - MODE=js DART_CHANNEL=dev
+    # Dissabled until we can make it pass.
+    # - MODE=saucelabs DART_CHANNEL=dev
 
-matrix:  
+matrix:
   allow_failures:
   - env: "MODE=saucelabs DART_CHANNEL=dev"
 
@@ -61,12 +65,14 @@ install:
 
 before_script:
 - mkdir -p $LOGS_DIR
+- ./scripts/ci/presubmit-queue-setup.sh
 
 script:
 - ./scripts/ci/build_and_test.sh ${MODE}
 
 after_script:
 - ./scripts/ci/print-logs.sh
+- ./scripts/ci/after-script.sh
 
 notifications:
   webhooks:
diff --git a/scripts/ci/after-script.sh b/scripts/ci/after-script.sh
new file mode 100755
index 0000000000..caa8b2a85a
--- /dev/null
+++ b/scripts/ci/after-script.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+set -e -o pipefail
+
+echo '*******************'
+echo '** AFTER_SUCCESS **'
+echo '*******************'
+
+
+echo '---------------------'
+echo '-- WAIT FOR OTHERS --'
+echo '---------------------'
+
+curl -Lo travis_after_all.py https://raw.github.com/jbdeboer/travis_after_all/master/travis_after_all.py
+python travis_after_all.py
+. .to_export_back
+
+echo BUILD_LEADER=$BUILD_LEADER
+echo BUILD_AGGREGATE_STATUS=$BUILD_AGGREGATE_STATUS
+
+if [ "$BUILD_LEADER" = "YES" ]; then
+  if [ "$BUILD_AGGREGATE_STATUS" = "others_succeeded" ]; then
+    ./scripts/ci/presubmit-queue-success.sh
+  else
+    echo "ERROR: Some Failed, not submitting"
+  fi
+else
+  echo "ERROR: Other builds have not finished, not submitting"
+fi
diff --git a/scripts/ci/presubmit-queue-setup.sh b/scripts/ci/presubmit-queue-setup.sh
new file mode 100755
index 0000000000..dd07a3cc48
--- /dev/null
+++ b/scripts/ci/presubmit-queue-setup.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+set -e -o pipefail
+
+if [ "$TRAVIS_REPO_SLUG" = "angular/angular" ]; then
+  if [[ $TRAVIS_BRANCH == "presubmit-"* ]]; then
+
+    echo '*********************'
+    echo '** PRESUBMIT SETUP **'
+    echo '*********************'
+
+    git config credential.helper "store --file=.git/credentials"
+    # travis encrypt GITHUB_TOKEN_ANGULAR=??? --repo=angular/angular
+    echo "https://${GITHUB_TOKEN_ANGULAR}:@github.com" > .git/credentials
+    git config user.name "travis@travis-ci.org"
+
+    git remote add upstream https://github.com/angular/angular.git
+    git fetch upstream master
+    git rebase upstream/master
+  fi
+fi
diff --git a/scripts/ci/presubmit-queue-success.sh b/scripts/ci/presubmit-queue-success.sh
new file mode 100755
index 0000000000..2fedbd2d0f
--- /dev/null
+++ b/scripts/ci/presubmit-queue-success.sh
@@ -0,0 +1,44 @@
+#!/bin/bash
+set -e -o pipefail
+
+#  If we're on the presubmit branch, the dev Dart release, and all unit
+#  tests pass, merge the presubmit branch into master and push it.
+
+
+CHANNEL=`echo $JOB | cut -f 2 -d -`
+SHA=`git rev-parse HEAD`
+
+echo Current channel is: $CHANNEL
+echo Current branch is: $TRAVIS_BRANCH
+echo Test result is: $TRAVIS_TEST_RESULT
+
+if [ "$TRAVIS_REPO_SLUG" = "angular/angular" ]; then
+  if [ $TRAVIS_TEST_RESULT -eq 0 ] && [[ $TRAVIS_BRANCH == "presubmit-"* ]]; then
+    echo '***************'
+    echo '** PRESUBMIT **'
+    echo '***************'
+    echo
+    echo "Pushing HEAD to master..."
+    git stash
+    git fetch upstream master
+    git rebase upstream/master
+    if git push upstream HEAD:master; then
+      echo "$TRAVIS_BRANCH has been merged into master, deleting..."
+      git push upstream :"$TRAVIS_BRANCH"
+    else
+      COMITTER_EMAIL=`git --no-pager show -s --format='%cE' HEAD`
+      echo Sending failure email to ${COMITTER_EMAIL}
+      mail \
+         -s "Failed to merge branch $TRAVIS_BRANCH to master" \
+         ${COMMITTER_EMAIL} \
+         << EOM
+Your travis branch ${TRAVIS_BRANCH} failed!
+
+https://travis-ci.org/angular/angular/builds/${TRAVIS_JOB_ID}
+
+Please take a look.
+EOM
+    fi
+  fi
+fi
+`