entrypoint.sh

#!/usr/bin/env bash

set -x

UPSTREAM_REPO=$1


if [[ -z "$UPSTREAM_REPO" ]]; then
  echo "Missing \$UPSTREAM_REPO"
  exit 1
fi


if ! echo "$UPSTREAM_REPO" | grep '\.git'; then
  UPSTREAM_REPO="https://github.com/${UPSTREAM_REPO_PATH}.git"
fi

echo "UPSTREAM_REPO=$UPSTREAM_REPO"

git clone "https://github.com/${GITHUB_REPOSITORY}.git" work
cd work || { echo "Missing work dir" && exit 2 ; }

git config user.name "${GITHUB_ACTOR}"
git config user.email "${GITHUB_ACTOR}@users.noreply.github.com"
git remote set-url origin "https://x-access-token:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git"

git remote set-url origin "https://$GITHUB_ACTOR:$GITHUB_TOKEN@github.com/$GITHUB_REPOSITORY_URL"
git remote add upstream "$UPSTREAM_REPO"
git fetch upstream 
git remote -v

git checkout master

MERGE_RESULT=$(git merge upstream/master)
if [[ $MERGE_RESULT != *"Already up to date."* ]]; then
  git commit -m "Merged upstream"  
  git push origin master
fi

cd ..
rm -rf work