.github/deploy.sh

   1 #!/bin/bash
   2 # Automatically deploy on gh-pages
   3
   4 set -e
   5
   6 SOURCE_BRANCH="master"
   7 TARGET_BRANCH="gh-pages"
   8
   9 # Save some useful information
  10 REPO=$(git config remote.origin.url)
  11 SSH_REPO=${REPO/https:\/\/github.com\//git@github.com:}
  12 SHA=$(git rev-parse --verify HEAD)
  13
  14 # Clone the existing gh-pages for this repo into out/
  15 (
  16     git clone "$REPO" out
  17     cd out
  18     git checkout $TARGET_BRANCH
  19 )
  20
  21 # Remove the current doc for master
  22 rm -rf out/master/ || exit 0
  23
  24 # Make the doc for master
  25 mkdir out/master/
  26 cp util/gh-pages/index.html out/master
  27 python ./util/export.py out/master/lints.json
  28
  29 # Save the doc for the current tag and point current/ to it
  30 if [ -n "$TRAVIS_TAG" ]; then
  31     cp -r out/master "out/$TRAVIS_TAG"
  32     rm -f out/current
  33     ln -s "$TRAVIS_TAG" out/current
  34 fi
  35
  36 # Pull requests and commits to other branches shouldn't try to deploy, just build to verify
  37 if [ "$TRAVIS_PULL_REQUEST" != "false" ] || [ "$TRAVIS_BRANCH" != "$SOURCE_BRANCH" ]; then
  38     # Tags should deploy
  39     if [ -z "$TRAVIS_TAG" ]; then
  40         echo "Generated, won't push"
  41         exit 0
  42     fi
  43 fi
  44
  45 # Get the deploy key by using Travis's stored variables to decrypt deploy_key.enc
  46 ENCRYPTION_LABEL=e3a2d77100be
  47 ENCRYPTED_KEY_VAR="encrypted_${ENCRYPTION_LABEL}_key"
  48 ENCRYPTED_IV_VAR="encrypted_${ENCRYPTION_LABEL}_iv"
  49 ENCRYPTED_KEY=${!ENCRYPTED_KEY_VAR}
  50 ENCRYPTED_IV=${!ENCRYPTED_IV_VAR}
  51 openssl aes-256-cbc -K "$ENCRYPTED_KEY" -iv "$ENCRYPTED_IV" -in .github/deploy_key.enc -out .github/deploy_key -d
  52 chmod 600 .github/deploy_key
  53 eval $(ssh-agent -s)
  54 ssh-add .github/deploy_key
  55
  56 # Now let's go have some fun with the cloned repo
  57 cd out
  58 git config user.name "Travis CI"
  59 git config user.email "travis@ci.invalid"
  60
  61 if [ -z "$(git diff --exit-code)" ]; then
  62     echo "No changes to the output on this push; exiting."
  63     exit 0
  64 fi
  65
  66 git add .
  67 git commit -m "Automatic deploy to GitHub Pages: ${SHA}"
  68
  69 # Now that we're all set up, we can push.
  70 git push "$SSH_REPO" "$TARGET_BRANCH"