A shell script to perform 'svn switch --relocate' in a git-svn repository. - does not require old repo to be accessible. - does not require any new commit in the new repo. Example usage: git-svn-relocate "http://oldhost.olddomain.org/" "https://newhost.newdomain.net/" Note: - You need an account for the new repository. - Backup the local repo (i…

git-svn-relocate

#!/bin/sh

GIT_CONFIG=".git/config"
SVN_DIR=".git/svn"

OLD_URL=$1
NEW_URL=$2

if [ -z "$OLD_URL" -o -z "$NEW_URL" ]; then
  echo "git-svn-relocate OLD_URL NEW_URL"
	exit 1
fi

if [ ! -f $GIT_CONFIG ]; then
	echo "$GIT_CONFIG not found."
	exit 1
fi

if [ ! -d $SVN_DIR ]; then
	echo "$SVN_DIR not found."
	exit 1
fi

# STEP 1 : git gc
echo "Performing git gc..."
git gc
if [ $? -ne 0 ]; then
	echo "git gc failed."
	exit 1
fi

# STEP 2 : Rewrite URL in the history.
echo "Rewriting history..."
git filter-branch --msg-filter "sed \"s%git-svn-id: ${OLD_URL}%git-svn-id: ${NEW_URL}%g\"" -f $(cat .git/packed-refs | awk '// {print $2}' | grep -v 'pack-refs')
if [ $? -ne 0 ]; then
	echo "git filter-branch failed."
	exit 1
fi

# STEP 3 : Remove svn dir
echo "Removing svn directory..."
rm -rf "$SVN_DIR"

# STEP 4 : Rewrite URL in the config.
echo "Rewritng URL in the git config..."
sed -i -e "s%${OLD_URL}%${NEW_URL}%g" "$GIT_CONFIG"
if [ $? -ne 0 ]; then
	echo "Failed to rewrite config."
	exit 1
fi

# STEP 5 : Rebase
echo "Performing git svn rebase..."
git svn rebase
if [ $? -ne 0 ]; then
	echo "git svn rebase failed."
	exit 1
fi

echo "Done"