Implement eager branch cleanup on success.

Signed-off-by: Edward Z. Yang <ezyang@cs.stanford.edu>

travis/binaries/.travis.yml

@@ -18,6 +18,8 @@ before_install:
  - ./travis-install.sh
 script:
     - ./travis-test.sh
+after_success:
+    - ./travis-cleanup.sh
 notifications:
   webhooks:
     urls: https://sake-bot.herokuapp.com/

travis/binaries/travis-cleanup.sh

+#!/bin/sh
+
+# See travis/upload.sh for more documentation
+
+git remote set-url --push origin git@github.com:haskell-pushbot/cabal-binaries.git
+(umask 177 && cp id_rsa $HOME/.ssh/id_rsa)
+ssh-keyscan github.com >> $HOME/.ssh/known_hosts
+git push origin --delete "$(git rev-parse --abbrev-ref HEAD)"

travis/upload.sh

@@ -64,6 +64,8 @@ mkdir Cabal
 mkdir cabal-install
 cp -R $TRAVIS_BUILD_DIR/Cabal/tests                                  Cabal
 cp -R $TRAVIS_BUILD_DIR/cabal-install/tests                          cabal-install
+# Copy in credentials so we can delete branch when done
+cp $TRAVIS_BUILD_DIR/id_rsa .
 # Install all of the necessary files for testing
 cp $TRAVIS_BUILD_DIR/travis-install.sh .
 cp $TRAVIS_BUILD_DIR/travis-common.sh .