mirror of https://github.com/lukechilds/node.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
280 lines
9.1 KiB
280 lines
9.1 KiB
#!/bin/bash
|
|
# Copyright 2012 the V8 project authors. All rights reserved.
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions are
|
|
# met:
|
|
#
|
|
# * Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
# * Redistributions in binary form must reproduce the above
|
|
# copyright notice, this list of conditions and the following
|
|
# disclaimer in the documentation and/or other materials provided
|
|
# with the distribution.
|
|
# * Neither the name of Google Inc. nor the names of its
|
|
# contributors may be used to endorse or promote products derived
|
|
# from this software without specific prior written permission.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
########## Global variable definitions
|
|
|
|
BRANCHNAME=prepare-merge
|
|
PERSISTFILE_BASENAME=/tmp/v8-merge-to-branch-tempfile
|
|
ALREADY_MERGING_SENTINEL_FILE="$PERSISTFILE_BASENAME-already-merging"
|
|
COMMIT_HASHES_FILE="$PERSISTFILE_BASENAME-PATCH_COMMIT_HASHES"
|
|
TEMPORARY_PATCH_FILE="$PERSISTFILE_BASENAME-temporary-patch"
|
|
|
|
########## Function definitions
|
|
|
|
source $(dirname $BASH_SOURCE)/common-includes.sh
|
|
|
|
usage() {
|
|
cat << EOF
|
|
usage: $0 [OPTIONS]... [BRANCH] [REVISION]...
|
|
|
|
Performs the necessary steps to merge revisions from bleeding_edge
|
|
to other branches, including trunk.
|
|
|
|
OPTIONS:
|
|
-h Show this message
|
|
-s Specify the step where to start work. Default: 0.
|
|
-p Specify a patch file to apply as part of the merge
|
|
-m Specify a commit message for the patch
|
|
-r Reverse specified patches
|
|
EOF
|
|
}
|
|
|
|
persist_patch_commit_hashes() {
|
|
echo "PATCH_COMMIT_HASHES=( ${PATCH_COMMIT_HASHES[@]} )" > $COMMIT_HASHES_FILE
|
|
}
|
|
|
|
restore_patch_commit_hashes() {
|
|
source $COMMIT_HASHES_FILE
|
|
}
|
|
|
|
restore_patch_commit_hashes_if_unset() {
|
|
[[ "${#PATCH_COMMIT_HASHES[@]}" == 0 ]] && restore_patch_commit_hashes
|
|
[[ "${#PATCH_COMMIT_HASHES[@]}" == 0 ]] && [[ -z "$EXTRA_PATCH" ]] && \
|
|
die "Variable PATCH_COMMIT_HASHES could not be restored."
|
|
}
|
|
|
|
########## Option parsing
|
|
|
|
while getopts ":hs:fp:rm:" OPTION ; do
|
|
case $OPTION in
|
|
h) usage
|
|
exit 0
|
|
;;
|
|
p) EXTRA_PATCH=$OPTARG
|
|
;;
|
|
f) rm -f "$ALREADY_MERGING_SENTINEL_FILE"
|
|
;;
|
|
r) REVERSE_PATCH="--reverse"
|
|
;;
|
|
m) NEW_COMMIT_MSG=$OPTARG
|
|
;;
|
|
s) START_STEP=$OPTARG
|
|
;;
|
|
?) echo "Illegal option: -$OPTARG"
|
|
usage
|
|
exit 1
|
|
;;
|
|
esac
|
|
done
|
|
let OPTION_COUNT=$OPTIND-1
|
|
shift $OPTION_COUNT
|
|
|
|
########## Regular workflow
|
|
|
|
# If there is a merge in progress, abort.
|
|
[[ -e "$ALREADY_MERGING_SENTINEL_FILE" ]] && [[ $START_STEP -eq 0 ]] \
|
|
&& die "A merge is already in progress"
|
|
touch "$ALREADY_MERGING_SENTINEL_FILE"
|
|
|
|
initial_environment_checks
|
|
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
if [ ${#@} -lt 2 ] ; then
|
|
if [ -z "$EXTRA_PATCH" ] ; then
|
|
die "Either a patch file or revision numbers must be specified"
|
|
fi
|
|
if [ -z "$NEW_COMMIT_MSG" ] ; then
|
|
die "You must specify a merge comment if no patches are specified"
|
|
fi
|
|
fi
|
|
echo ">>> Step $CURRENT_STEP: Preparation"
|
|
MERGE_TO_BRANCH=$1
|
|
[[ -n "$MERGE_TO_BRANCH" ]] || die "Please specify a branch to merge to"
|
|
shift
|
|
persist "MERGE_TO_BRANCH"
|
|
common_prepare
|
|
fi
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Create a fresh branch for the patch."
|
|
restore_if_unset "MERGE_TO_BRANCH"
|
|
git checkout -b $BRANCHNAME svn/$MERGE_TO_BRANCH \
|
|
|| die "Creating branch $BRANCHNAME failed."
|
|
fi
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Find the git \
|
|
revisions associated with the patches."
|
|
current=0
|
|
for REVISION in "$@" ; do
|
|
NEXT_HASH=$(git svn find-rev "r$REVISION" svn/bleeding_edge)
|
|
[[ -n "$NEXT_HASH" ]] \
|
|
|| die "Cannot determine git hash for r$REVISION"
|
|
PATCH_COMMIT_HASHES[$current]="$NEXT_HASH"
|
|
[[ -n "$REVISION_LIST" ]] && REVISION_LIST="$REVISION_LIST,"
|
|
REVISION_LIST="$REVISION_LIST r$REVISION"
|
|
let current+=1
|
|
done
|
|
if [ -n "$REVISION_LIST" ] ; then
|
|
if [ -n "$REVERSE_PATCH" ] ; then
|
|
NEW_COMMIT_MSG="Rollback of$REVISION_LIST in $MERGE_TO_BRANCH branch."
|
|
else
|
|
NEW_COMMIT_MSG="Merged$REVISION_LIST into $MERGE_TO_BRANCH branch."
|
|
fi;
|
|
fi;
|
|
|
|
echo "$NEW_COMMIT_MSG" > $COMMITMSG_FILE
|
|
echo "" >> $COMMITMSG_FILE
|
|
for HASH in ${PATCH_COMMIT_HASHES[@]} ; do
|
|
PATCH_MERGE_DESCRIPTION=$(git log -1 --format=%s $HASH)
|
|
echo "$PATCH_MERGE_DESCRIPTION" >> $COMMITMSG_FILE
|
|
echo "" >> $COMMITMSG_FILE
|
|
done
|
|
for HASH in ${PATCH_COMMIT_HASHES[@]} ; do
|
|
BUG=$(git log -1 $HASH | grep "BUG=" | awk -F '=' '{print $NF}')
|
|
if [ -n "$BUG" ] ; then
|
|
[[ -n "$BUG_AGGREGATE" ]] && BUG_AGGREGATE="$BUG_AGGREGATE,"
|
|
BUG_AGGREGATE="$BUG_AGGREGATE$BUG"
|
|
fi
|
|
done
|
|
if [ -n "$BUG_AGGREGATE" ] ; then
|
|
echo "BUG=$BUG_AGGREGATE" >> $COMMITMSG_FILE
|
|
fi
|
|
persist "NEW_COMMIT_MSG"
|
|
persist "REVISION_LIST"
|
|
persist_patch_commit_hashes
|
|
fi
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Apply patches for selected revisions."
|
|
restore_if_unset "MERGE_TO_BRANCH"
|
|
restore_patch_commit_hashes_if_unset "PATCH_COMMIT_HASHES"
|
|
rm -f "$TOUCHED_FILES_FILE"
|
|
for HASH in ${PATCH_COMMIT_HASHES[@]} ; do
|
|
echo "Applying patch for $HASH to $MERGE_TO_BRANCH..."
|
|
git log -1 -p $HASH > "$TEMPORARY_PATCH_FILE"
|
|
apply_patch "$TEMPORARY_PATCH_FILE"
|
|
done
|
|
if [ -n "$EXTRA_PATCH" ] ; then
|
|
apply_patch "$EXTRA_PATCH"
|
|
fi
|
|
stage_files
|
|
fi
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Prepare $VERSION_FILE."
|
|
# These version numbers are used again for creating the tag
|
|
read_and_persist_version
|
|
fi
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Increment version number."
|
|
restore_if_unset "PATCH"
|
|
NEWPATCH=$(($PATCH + 1))
|
|
confirm "Automatically increment PATCH_LEVEL? (Saying 'n' will fire up \
|
|
your EDITOR on $VERSION_FILE so you can make arbitrary changes. When \
|
|
you're done, save the file and exit your EDITOR.)"
|
|
if [ $? -eq 0 ] ; then
|
|
sed -e "/#define PATCH_LEVEL/s/[0-9]*$/$NEWPATCH/" \
|
|
-i "$VERSION_FILE"
|
|
else
|
|
$EDITOR "$VERSION_FILE"
|
|
fi
|
|
read_and_persist_version "NEW"
|
|
fi
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Commit to local branch."
|
|
git commit -a -F "$COMMITMSG_FILE" \
|
|
|| die "'git commit -a' failed."
|
|
fi
|
|
|
|
upload_step
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Commit to the repository."
|
|
restore_if_unset "MERGE_TO_BRANCH"
|
|
git checkout $BRANCHNAME \
|
|
|| die "cannot ensure that the current branch is $BRANCHNAME"
|
|
wait_for_lgtm
|
|
git cl dcommit || die "failed to commit to $MERGE_TO_BRANCH"
|
|
fi
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Determine svn commit revision"
|
|
restore_if_unset "NEW_COMMIT_MSG"
|
|
restore_if_unset "MERGE_TO_BRANCH"
|
|
git svn fetch || die "'git svn fetch' failed."
|
|
COMMIT_HASH=$(git log -1 --format=%H --grep="$NEW_COMMIT_MSG" \
|
|
svn/$MERGE_TO_BRANCH)
|
|
[[ -z "$COMMIT_HASH" ]] && die "Unable to map git commit to svn revision"
|
|
SVN_REVISION=$(git svn find-rev $COMMIT_HASH)
|
|
echo "subversion revision number is r$SVN_REVISION"
|
|
persist "SVN_REVISION"
|
|
fi
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Create the tag."
|
|
restore_if_unset "SVN_REVISION"
|
|
restore_version_if_unset "NEW"
|
|
echo "Creating tag svn/tags/$NEWMAJOR.$NEWMINOR.$NEWBUILD.$NEWPATCH"
|
|
if [ "$MERGE_TO_BRANCH" == "trunk" ] ; then
|
|
TO_URL="$MERGE_TO_BRANCH"
|
|
else
|
|
TO_URL="branches/$MERGE_TO_BRANCH"
|
|
fi
|
|
svn copy -r $SVN_REVISION \
|
|
https://v8.googlecode.com/svn/$TO_URL \
|
|
https://v8.googlecode.com/svn/tags/$NEWMAJOR.$NEWMINOR.$NEWBUILD.$NEWPATCH \
|
|
-m "Tagging version $NEWMAJOR.$NEWMINOR.$NEWBUILD.$NEWPATCH"
|
|
persist "TO_URL"
|
|
fi
|
|
|
|
let CURRENT_STEP+=1
|
|
if [ $START_STEP -le $CURRENT_STEP ] ; then
|
|
echo ">>> Step $CURRENT_STEP: Cleanup."
|
|
restore_if_unset "SVN_REVISION"
|
|
restore_if_unset "TO_URL"
|
|
restore_if_unset "REVISION_LIST"
|
|
restore_version_if_unset "NEW"
|
|
common_cleanup
|
|
echo "*** SUMMARY ***"
|
|
echo "version: $NEWMAJOR.$NEWMINOR.$NEWBUILD.$NEWPATCH"
|
|
echo "branch: $TO_URL"
|
|
echo "svn revision: $SVN_REVISION"
|
|
[[ -n "$REVISION_LIST" ]] && echo "patches:$REVISION_LIST"
|
|
fi
|
|
|