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#!/usr/bin/env bash |
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set -e |
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# base variables |
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APP_NAME="$(basename "$0")" |
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BASE_PWD="$PWD" |
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# environment variables |
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# GITHUB_OAUTH_TOKEN GitHub authentication token, see https://github.com/settings/tokens |
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# parameters |
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SOURCE_REPO_SLUG="$1" # source GitHub repo (e.g. picocms/Pico) |
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SOURCE_REF="$2" # source reference (either "[ref] @ [commit]" or "[ref]", |
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# [ref] can be e.g. heads/master or tags/v1.0.0) |
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SOURCE_DIR="$3" # absolute source path |
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TARGET_REPO_SLUG="$4" # target GitHub repo (e.g. picocms/Pico) |
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TARGET_BRANCH="$5" # target branch (e.g. gh-pages) |
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TARGET_DIR="$6" # relative target path |
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COMMIT_MESSAGE="$1" # commit message |
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CHECK_REPO_SLUG="$2" # optional GitHub repo (e.g. picocms/Pico) to check |
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# its latest commit as basic race condition protection |
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CHECK_REMOTE_REF="$3" # optional remote Git reference (e.g. heads/master) |
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CHECK_LOCAL_COMMIT="$4" # optional local commit SHA1 |
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# print parameters |
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echo "Deploying phpDocs..." |
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printf 'SOURCE_REPO_SLUG="%s"\n' "$SOURCE_REPO_SLUG" |
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printf 'SOURCE_REF="%s"\n' "$SOURCE_REF" |
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printf 'SOURCE_DIR="%s"\n' "$SOURCE_DIR" |
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printf 'TARGET_REPO_SLUG="%s"\n' "$TARGET_REPO_SLUG" |
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printf 'TARGET_BRANCH="%s"\n' "$TARGET_BRANCH" |
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printf 'TARGET_DIR="%s"\n' "$TARGET_DIR" |
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printf 'COMMIT_MESSAGE="%s"\n' "$COMMIT_MESSAGE" |
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printf 'CHECK_REPO_SLUG="%s"\n' "$CHECK_REPO_SLUG" |
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printf 'CHECK_REMOTE_REF="%s"\n' "$CHECK_REMOTE_REF" |
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printf 'CHECK_LOCAL_COMMIT="%s"\n' "$CHECK_LOCAL_COMMIT" |
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echo |
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# evaluate source reference |
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if [[ "$SOURCE_REF" == *" @ "* ]]; then |
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SOURCE_REF_TYPE="commit" |
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SOURCE_REF_HEAD="${SOURCE_REF% @ *}" |
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SOURCE_REF_COMMIT="${SOURCE_REF##* @ }" |
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if ! git check-ref-format "$SOURCE_REF_HEAD" || ! git rev-parse --verify "$SOURCE_REF_COMMIT" > /dev/null; then |
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echo "FATAL: $APP_NAME source reference '$SOURCE_REF' is invalid" >&2 |
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exit 1 |
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fi |
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elif git check-ref-format "$SOURCE_REF"; then |
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SOURCE_REF_TYPE="ref" |
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else |
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echo "FATAL: $APP_NAME source reference '$SOURCE_REF' is invalid" >&2 |
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exit 1 |
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# check for changes |
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if [ -z "$(git status --porcelain)" ]; then |
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echo "Nothing to deploy; skipping..." |
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exit 0 |
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fi |
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# clone repo |
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printf 'Cloning repo...\n' |
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GIT_DIR="$SOURCE_DIR.git" |
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git clone --branch="$TARGET_BRANCH" "https://github.com/$TARGET_REPO_SLUG.git" "$GIT_DIR" |
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# setup git |
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cd "$GIT_DIR" |
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printf 'Preparing repo...\n' |
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git config user.name "Travis CI" |
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git config user.email "travis-ci@picocms.org" |
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@ -59,35 +35,29 @@ if [ -n "$GITHUB_OAUTH_TOKEN" ]; then |
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(umask 077 && echo "https://GitHub:$GITHUB_OAUTH_TOKEN@github.com" > .git/credentials) |
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fi |
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# copy phpdoc |
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printf '\nCopying phpDocs...\n' |
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[ ! -d "$TARGET_DIR" ] || rm -rf "$TARGET_DIR" |
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[ "${SOURCE_DIR:0:1}" == "/" ] || SOURCE_DIR="$BASE_PWD/$SOURCE_DIR" |
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cp -R "$SOURCE_DIR" "$TARGET_DIR" |
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# commit changes |
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printf '\nCommiting changes...\n' |
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git add --all "$TARGET_DIR" |
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git commit --message="Update phpDocumentor class docs for $SOURCE_REF" |
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git add --all |
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git commit --message="$COMMIT_MESSAGE" |
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# very simple race condition protection for concurrent Travis builds |
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# race condition protection for concurrent Travis builds |
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# this is no definite protection (race conditions are still possible during `git push`), |
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# but it should give a basic protection without disabling concurrent builds completely |
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if [ "$SOURCE_REF_TYPE" == "commit" ]; then |
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# load branch data via GitHub APIv3 |
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printf '\nRetrieving latest commit...\n' |
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LATEST_COMMIT_URL="https://api.github.com/repos/$SOURCE_REPO_SLUG/git/refs/$SOURCE_REF_HEAD" |
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if [ -n "$CHECK_REPO_SLUG" ] && [ -n "$CHECK_REMOTE_REF" ] && [ -n "$CHECK_LOCAL_COMMIT" ]; then |
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# retrieve information using GitHub APIv3 |
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printf '\nChecking latest commit...\n' |
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CHECK_API_URL="https://api.github.com/repos/$CHECK_REPO_SLUG/git/refs/$CHECK_REMOTE_REF" |
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if [ -n "$GITHUB_OAUTH_TOKEN" ]; then |
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LATEST_COMMIT_RESPONSE="$(wget -O- --header="Authorization: token $GITHUB_OAUTH_TOKEN" "$LATEST_COMMIT_URL" 2> /dev/null)" |
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CHECK_API_RESPONSE="$(wget -O- --header="Authorization: token $GITHUB_OAUTH_TOKEN" "$CHECK_API_URL" 2> /dev/null)" |
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else |
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LATEST_COMMIT_RESPONSE="$(wget -O- "$LATEST_COMMIT_URL" 2> /dev/null)" |
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CHECK_API_RESPONSE="$(wget -O- "$CHECK_API_URL" 2> /dev/null)" |
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fi |
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# evaluate JSON response |
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LATEST_COMMIT="$(echo "$LATEST_COMMIT_RESPONSE" | php -r " |
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CHECK_REMOTE_COMMIT="$(echo "$CHECK_API_RESPONSE" | php -r " |
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\$json = json_decode(stream_get_contents(STDIN), true); |
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if (\$json !== null) { |
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if (isset(\$json['ref']) && (\$json['ref'] === 'refs/$SOURCE_REF_HEAD')) { |
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if (isset(\$json['ref']) && (\$json['ref'] === 'refs/$CHECK_REMOTE_REF')) { |
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if (isset(\$json['object']) && isset(\$json['object']['sha'])) { |
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echo \$json['object']['sha']; |
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} |
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@ -96,14 +66,14 @@ if [ "$SOURCE_REF_TYPE" == "commit" ]; then |
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")" |
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# compare source reference against the latest commit |
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if [ "$LATEST_COMMIT" != "$SOURCE_REF_COMMIT" ]; then |
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echo "WARNING: $APP_NAME source reference '$SOURCE_REF' doesn't match the latest commit '$LATEST_COMMIT'" >&2 |
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if [ "$CHECK_REMOTE_COMMIT" != "$CHECK_LOCAL_COMMIT" ]; then |
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echo "WARNING: latest local commit '$CHECK_LOCAL_COMMIT' doesn't match latest remote commit '$CHECK_REMOTE_COMMIT'" >&2 |
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exit 0 |
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fi |
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fi |
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# push changes |
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printf '\nPushing changes...\n' |
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git push "https://github.com/$TARGET_REPO_SLUG.git" "$TARGET_BRANCH:$TARGET_BRANCH" |
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git push origin |
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echo |
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Daniel Rudolf
10 years ago