Files
scylladb/scripts/pull_github_pr.sh
Piotr Sarna ddf83f6ddc scripts: make pull_github_pr.sh more universally usable
After 93b765f655, our pull_github_pr.sh script tries to detect
a non-orthodox remote repo name, but it also adds an assumption
which breaks on some configurations (by some I mean mine).
Namely, the script tries to parse the repo name from the upstream
branch, assuming that current HEAD actually points to a branch,
which is not the way some users (by some I mean me) work with
remote repositories. Therefore, to make the script also work
with detached HEAD, it now has two fallback mechanisms:
1. If parsing @{upstream} failed, the script tries to parse
   master@{upstream}, under the assumption that the master branch
   was at least once used to track the remote repo.
2. If that fails, `origin/master` is used as last resort solution.

This patch allows some users (guess who) to get back to using
scripts/pull_github_pr.sh again without using a custom patched version.

Closes #10773
2022-06-13 08:15:40 +03:00

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#!/bin/bash
# Script for pulling a github pull request
# along with generating a merge commit message.
# Example usage for pull request #6007 and /next branch:
# git fetch
# git checkout origin/next
# ./scripts/pull_github_pr.sh 6007
set -e
if [[ $# != 1 ]]; then
echo Please provide a github pull request number
exit 1
fi
for required in jq curl; do
if ! type $required >& /dev/null; then
echo Please install $required first
exit 1
fi
done
NL=$'\n'
PR_NUM=$1
# convert full repo URL to its project/repo part, in case of failure default to origin/master:
REMOTE_SLASH_BRANCH="$(git rev-parse --abbrev-ref --symbolic-full-name @{upstream} \
|| git rev-parse --abbrev-ref --symbolic-full-name master@{upstream} \
|| echo 'origin/master')"
REMOTE="${REMOTE_SLASH_BRANCH%/*}"
REMOTE_URL="$(git config --get "remote.$REMOTE.url")"
PROJECT=`sed 's/git@github.com://;s#https://github.com/##;s/\.git$//;' <<<"${REMOTE_URL}"`
PR_PREFIX=https://api.github.com/repos/$PROJECT/pulls
echo "Fetching info on PR #$PR_NUM... "
PR_DATA=$(curl -s $PR_PREFIX/$PR_NUM)
MESSAGE=$(jq -r .message <<< $PR_DATA)
if [ "$MESSAGE" != null ]
then
# Error message, probably "Not Found".
echo "$MESSAGE"
exit 1
fi
PR_TITLE=$(jq -r .title <<< $PR_DATA)
echo " $PR_TITLE"
PR_DESCR=$(jq -r .body <<< $PR_DATA)
PR_LOGIN=$(jq -r .head.user.login <<< $PR_DATA)
echo -n "Fetching full name of author $PR_LOGIN... "
USER_NAME=$(curl -s "https://api.github.com/users/$PR_LOGIN" | jq -r .name)
echo "$USER_NAME"
git fetch "$REMOTE" pull/$PR_NUM/head
nr_commits=$(git log --pretty=oneline HEAD..FETCH_HEAD | wc -l)
closes="${NL}${NL}Closes #${PR_NUM}${NL}"
if [[ $nr_commits == 1 ]]; then
commit=$(git log --pretty=oneline HEAD..FETCH_HEAD | awk '{print $1}')
message="$(git log -1 "$commit" --format="format:%s%n%n%b")"
if ! git cherry-pick $commit
then
git cherry-pick --abort
exit 1
fi
git commit --amend -m "${message}${closes}"
else
git merge --no-ff --log=1000 FETCH_HEAD -m "Merge '$PR_TITLE' from $USER_NAME" -m "${PR_DESCR}${closes}"
fi
git commit --amend # for a manual double-check
# Check PR tests status
PR_HEAD_SHA=$(jq -r .head.sha <<< $PR_DATA)
PR_TESTS_STATUS=$(curl -s "https://api.github.com/repos/$PROJECT/commits/$PR_HEAD_SHA/status" | jq -r .state)
if [ "$PR_TESTS_STATUS" != "success" ]; then
ORANGE='\033[0;33m'
NC='\033[0m'
echo -e "${ORANGE}\nWARNING:${NC} Some of the tests that ran for this PR were not completed successfully,\n" \
"please make sure all tests are done successfully before merge this PR.\n"
fi