Travis: apidoc: script, compare view, PR comment

This moves the apidoc uploading to build-utils/travis-apidoc.sh, which
makes it more pleasant to maintain/read.

Additional enhancements:
 - handle all branches and PRs, and provide compare view links as a comment
   for the latter, via awesome-robot.  This gets skipped for PRs for
   forks, because then the Github secret is not available for security
   reasons.
 - use a merge commit to keep relevant changes and boilerplate together.
 - simplified/shorter AWESOME_VERSION override.
 - add last commit message of the repo to the apidoc's commit message.

Closes https://github.com/awesomeWM/awesome/pull/358.
This commit is contained in:
Daniel Hahler 2015-07-27 15:57:11 +02:00
parent ecddee44cb
commit 88ba798ae3
2 changed files with 106 additions and 13 deletions

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@ -95,22 +95,13 @@ install:
- sudo apt-get install -qq dbus-x11 xterm xdotool xterm xvfb - sudo apt-get install -qq dbus-x11 xterm xdotool xterm xvfb
# Determine custom version. # Determine custom version.
- '[ "$TRAVIS_PULL_REQUEST" = false ] && AWESOME_VERSION="${TRAVIS_BRANCH}-g$(git rev-parse --short HEAD)-$(date -Iseconds)" || AWESOME_VERSION="${TRAVIS_BRANCH}-PR${TRAVIS_PULL_REQUEST}-g$(git rev-parse --short HEAD)-$(date -Iseconds)"' - export AWESOME_VERSION="${TRAVIS_BRANCH}-g$(git rev-parse --short HEAD)"
- 'if [ "$TRAVIS_PULL_REQUEST" != false ]; then AWESOME_VERSION="${AWESOME_VERSION}-PR${TRAVIS_PULL_REQUEST}"; fi'
script: script:
- export CMAKE_ARGS="-DLUA_LIBRARY=${LUALIB} -DLUA_INCLUDE_DIR=/usr/include/lua${LUAPKG} -D OVERRIDE_VERSION=$AWESOME_VERSION" - export CMAKE_ARGS="-DLUA_LIBRARY=${LUALIB} -DLUA_INCLUDE_DIR=/usr/include/lua${LUAPKG} -D OVERRIDE_VERSION=$AWESOME_VERSION"
- make && sudo env PATH=$PATH make install && awesome --version && tests/run.sh - make && sudo env PATH=$PATH make install && awesome --version && tests/run.sh
# Push updated API docs for non-PRs builds on master.
# It uses "diff -I .." to check if there are relevant changes, and then adds
# them in two separate commits. This allows to more easily see real changes to
# the documentation.
after_success: after_success:
- REPO_APIDOC="https://${GH_TOKEN}@github.com/awesomeWM/apidoc" # Push updated API docs for relevant branches, e.g. non-PRs builds on master.
# Export these to not add "git config" calls to the long command. - if [ "BUILD_APIDOC" = "true" ]; then build-utils/travis-apidoc.sh; fi
- export GIT_AUTHOR_NAME="awesome-robot on Travis CI"
- export GIT_AUTHOR_EMAIL="awesome-robot@users.noreply.github.com"
- export GIT_COMMITTER_NAME="$GIT_AUTHOR_NAME"
- export GIT_COMMITTER_EMAIL="$GIT_AUTHOR_EMAIL"
# NOTE: stdout/stderr might/should be discarded to not leak sensitive information.
- '[ "BUILD_APIDOC" = "true" ] && [ "$TRAVIS_BRANCH" = "master" ] && [ "$TRAVIS_PULL_REQUEST" = false ] && { echo "Uploading documentation..." && cd build && git clone --quiet --branch gh-pages $REPO_APIDOC apidoc && diff -Nur apidoc doc -I "Last updated" -I "<strong>Release</strong>:" -I "(version master-" -x .git > /tmp/p1; { echo "Patch:"; cat /tmp/p1; } && cd apidoc && patch -p1 < /tmp/p1 && git add --all . && git commit -m "Update docs for $AWESOME_VERSION via Travis" && { mv .git ../doc && cd ../doc && git add --all . && git commit -m "minor: update timestamps/version" && git push --quiet origin gh-pages || echo "Uploading docs failed!"; } || echo "Documentation has not changed."; } || echo "Not uploading docs for $TRAVIS_BRANCH:$TRAVIS_PULL_REQUEST."'

102
build-utils/travis-apidoc.sh Executable file
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@ -0,0 +1,102 @@
#!/bin/sh
#
# Process (API) docs after a successful build on Travis (via ../.travis.yml).
#
# Updated/changed documentation for "master" is pushed to gh-pages.
# In case of pull requests or other branches, it will get added to a separate branch.
# In case of a pull request, a compare view comment will be posted.
#
# NOTE: stdout/stderr might/should be discarded to not leak sensitive information.
echo "Post-processing (API) documentation."
echo "TRAVIS_PULL_REQUEST: $TRAVIS_PULL_REQUEST"
echo "TRAVIS_BRANCH: $TRAVIS_BRANCH"
# GH_TOKEN won't be available for PRs from forks.
# (http://docs.travis-ci.com/user/pull-requests/#Security-Restrictions-when-testing-Pull-Requests).
if [ -z "GH_TOKEN" ]; then
echo "No GH_TOKEN available. Skipping."
exit
fi
# NOTE: DO NOT USE "set -x", or anything else that would reveal GH_TOKEN!
set -e
set +x
REPO_APIDOC="https://${GH_TOKEN}@github.com/awesomeWM/apidoc"
REPO_DIR="$PWD"
# Export these to not add "git config" calls to the long command.
export GIT_AUTHOR_NAME="awesome-robot on Travis CI"
export GIT_AUTHOR_EMAIL="awesome-robot@users.noreply.github.com"
export GIT_COMMITTER_NAME="$GIT_AUTHOR_NAME"
export GIT_COMMITTER_EMAIL="$GIT_AUTHOR_EMAIL"
git clone --quiet --branch gh-pages $REPO_APIDOC build/apidoc
cd build/apidoc
# This will re-use already existing branches (updated PR).
if [ "$TRAVIS_PULL_REQUEST" != false ]; then
BRANCH="pr-$TRAVIS_PULL_REQUEST"
elif [ "$TRAVIS_BRANCH" != master ]; then
# Use merge-base of master in branch name, to keep different branches with
# the same name apart.
BRANCH=$TRAVIS_BRANCH-$(cd ${REPO_DIR} \
&& git fetch --unshallow origin master \
&& git rev-parse --short $(git merge-base HEAD FETCH_HEAD || true) || true)
else
BRANCH="gh-pages"
fi
if [ "$BRANCH" != "gh-pages" ]; then
git checkout -b "$BRANCH" "origin/${BRANCH}" || git checkout -b "$BRANCH"
fi
# Use a temporary branch for the two commits, which allows for a better UI.
git checkout -b merged-update
# Create a patch without irrelevant changes (version / timestamp).
diff -Nur . ../doc -I "Last updated" -I "<strong>Release</strong>:" \
-I "<h2>API documentation for awesome, a highly configurable X window manager \(version .*\)\.</h2>" \
-x .git | patch -p1
git add --all .
if git diff --cached --exit-code --quiet; then
echo "Documentation has not changed."
exit
fi
# Commit the relevant changes.
OLD_REV="$(git rev-parse --short HEAD)"
COMMIT_MSG="Update docs for $AWESOME_VERSION via Travis
Last commit message:
$(cd $REPO_DIR && git log -1 --pretty=format:%s)
Build URL: https://travis-ci.org/awesomeWM/awesome/builds/${TRAVIS_BUILD_ID}"
git commit -m "[relevant] $COMMIT_MSG"
NEW_REV="$(git rev-parse --short HEAD)"
# Commit the irrelevant changes.
mv .git ../doc
cd ../doc
git add --all .
git commit -m "[boilerplate] $COMMIT_MSG"
git checkout "$BRANCH"
git merge --no-ff -m "$COMMIT_MSG" merged-update
git push --quiet origin "$BRANCH"
# Generate compare view links.
COMPARE_LINKS="Compare view: https://github.com/awesomeWM/apidoc/compare/${OLD_REV}...${NEW_REV}"
if [ "$BRANCH" != "gh-pages" ]; then
COMPARE_LINKS="$COMPARE_LINKS\nComparison against master (gh-pages): https://github.com/awesomeWM/apidoc/compare/gh-pages...${NEW_REV}"
fi
echo "Compare links:\n$COMPARE_LINKS"
# Post a comment to the PR.
if [ "$TRAVIS_PULL_REQUEST" != false ]; then
curl -H "Authorization: token $GH_TOKEN" \
-d "{\"body\": \"Documentation has been updated for this PR:\n$COMPARE_LINKS\"}" \
https://api.github.com/repos/awesomeWM/awesome/issues/${TRAVIS_PULL_REQUEST}/comments
fi