| #!/bin/bash |
| # |
| # Copyright 2015 The Bazel Authors. All rights reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| # Scripts to configure the service that will poll git repositories for |
| # in sync check. |
| |
| # Format of each entry is: |
| # origin destination local-name bidirectional branch1 ... branchN |
| REPOSITORIES=( |
| "https://bazel.googlesource.com/bazel git@github.com:bazelbuild/bazel.git bazel false master" |
| "https://bazel.googlesource.com/tulsi git@github.com:bazelbuild/tulsi.git tulsi false master" |
| "https://bazel.googlesource.com/continuous-integration git@github.com:bazelbuild/continuous-integration.git continuous-integration true master" |
| "https://bazel.googlesource.com/eclipse git@github.com:bazelbuild/eclipse.git eclipse true master" |
| "https://bazel.googlesource.com/bazel-toolchains git@github.com:bazelbuild/bazel-toolchains.git bazel-toolchains false master" |
| ) |
| |
| # Install certificates |
| (cd /usr/share/ca-certificates && find . -type f -name '*.crt' \ |
| | sed -e 's|^\./||') > /etc/ca-certificates.conf |
| update-ca-certificates |
| |
| # Set-up deploy keys |
| mkdir -p ~/.ssh |
| cat >~/.ssh/config <<'EOF' |
| Host github.com |
| Hostname github.com |
| User git |
| IdentityFile /opt/secrets/github_id_rsa |
| IdentitiesOnly yes |
| StrictHostKeyChecking no |
| EOF |
| |
| git config --global http.cookiefile /opt/secrets/gerritcookies |
| |
| set -eu |
| |
| cd /tmp |
| |
| function log() { |
| echo "[$(date -u '+%Y-%m-%d %H:%M:%S')] $*" |
| } |
| |
| function clone() { |
| git clone $1 $3 |
| pushd $3 |
| git remote add destination $2 |
| popd |
| } |
| |
| function sync_branch() { |
| log "sync_branch $*" |
| local branch="$1" |
| local bidirectional="$2" |
| git checkout origin/${branch} -B ${branch} || { |
| echo "Failed to checkout ${branch}, aborting sync..." |
| return 1 |
| } |
| |
| log "Origin branch is $(git rev-parse origin/master), destination is $(git rev-parse destination/master)" |
| if $bidirectional; then |
| git rebase destination/${branch} || { |
| echo "Failed to rebase ${branch} from destination, aborting sync..." |
| git rebase --abort &>/dev/null || true |
| return 1 |
| } |
| git push -f origin ${branch} || { |
| echo "Failed to force pushed to origin, aborting sync..." |
| return 1 |
| } |
| fi |
| |
| log "New head for destination is $(git rev-parse HEAD)" |
| git push destination ${branch} || { |
| echo "Failed to push to destination..." |
| return 1 |
| } |
| } |
| |
| function sync() { |
| log "sync $*" |
| local bidirectional="$4" |
| pushd $3 |
| shift 4 |
| git fetch origin |
| git fetch destination |
| for branch in "$@"; do |
| sync_branch "${branch}" "${bidirectional}" || true |
| done |
| popd |
| } |
| |
| # Get a local clone |
| for i in "${REPOSITORIES[@]}"; do |
| clone $i |
| done |
| |
| # Sync loop |
| while true; do |
| for i in "${REPOSITORIES[@]}"; do |
| sync $i |
| done |
| # Sleep 30 seconds between each sync |
| sleep 30 |
| done |