.travis.yml

language: generic

env:
  global: ROOTFS="$HOME/buildroot/output/images/rootfs.tar.xz"

install:
  - sudo ./.travis.bash
  - sudo apt-get install -y pcregrep

script:
  - |
    (cd ~/buildroot && sudo make defconfig BR2_DEFCONFIG=.config && sudo make 2>~/error.log) | tee ~/build.log |
    # Filter log to avoid tripping Travis log limits (10K lines/4MB) or stalling due to timeout (10 minutes).
    # We use pcregrep instead of grep -P because grep treats newlines in patterns as multiple patterns.
    pcregrep -v '(?x)
      ^(
        # General spam.
        Creating\ directory|Listing|Compiling|copying|changing\ mode|libtool|installing|patching

        # Configure spam.
        |[Cc]hecking|configure|config.status

        # Make spam.
        |[Mm]aking|\s*(cp|rm|mv|ln|mkdir|chmod|echo|touch|sed|-e|/usr/bin/install)|install-info
      )\b
      |^make\[.\]:

      # Script fragments.
      |^\s+[{}<>|]\s
    '

  # Test rootfs readable.
  - '[[ -r $ROOTFS ]]'

  # Test rootfs begins with root entry.
  - '[[ $(tar tf "$ROOTFS" | head -1) = ./ ]]'

  # Test rootfs contains <Product> binary.
  - tar tf "$ROOTFS" | grep -Fx ./usr/bin/<binary>

after_failure:
  - tail -30 ~/error.log
  - tail -30 ~/build.log

after_success:
  # Decrypt Git credentials file.
  - |
    (
      for var in "${!encrypted_@}"; do
        [[ $var = *_key ]] && key=${!var}
        [[ $var = *_iv ]] && iv=${!var}
      done
      openssl aes-256-cbc -K "$key" -iv "$iv" -in .git-credentials.enc -out ~/.git-credentials -d
    )

  # Work in new directory.
  - mkdir -v newproduct && cd $_

  # Initialize and configure Git.
  - |
    git init
    git config user.name Travis
    git config user.email bilge+travis@scriptfusion.com
    git config credential.helper store
    git remote add origin https://github.com/"$TRAVIS_REPO_SLUG"

  # Pull the most recent commit.
  - git pull --depth=1 origin "${branch=product/"$TRAVIS_BRANCH"}"

  # Copy rootfs and product skeleton.
  - cp -fl "$ROOTFS" ../product/* .

  # Push modified product files.
  - git add .;
    git commit -m "Built product from $TRAVIS_COMMIT." && git push origin HEAD:"$branch"