svn-to-git

svn-to-git

# get svn user list
svn log -q svn_repository | grep -e '^r' | awk 'BEGIN {FS = "|" }; {print $2}' | sort | uniq
svn log --xml svn_repository | grep author | sort -u | perl -pe 's/.>(.?)<./$1 = /'

# create file users.txt:
old_username = new_usename <user_email>

# svn to git
git svn clone svn_repository --authors-file=users.txt --no-metadata -s git_fold
	# specify reversion
	git svn clone svn_repository --authors-file=users.txt --no-metadata -sr 1342:HEAD git_fold
	# include only trunk and branches
	git svn clone svn_repository --authors-file=users.txt --no-metadata --trunk=trunk --branches=branches -r 1342:HEAD git_fold


# update svn commiter and author
git filter-branch --commit-filter '
	if [ "$GIT_AUTHOR_NAME" = "old_name" ];
	then
		GIT_AUTHOR_NAME="new_name";
		GIT_AUTHOR_EMAIL="user_email";
		git commit-tree "$@";
	else
		git commit-tree "$@";
	fi

	if [ "$GIT_COMMITTER_NAME" = "old_name" ];
	then
		GIT_COMMITTER_NAME="new_name";
		GIT_COMMITTER_EMAIL="user_email";
		git commit-tree "$@";
	else
		git commit-tree "$@";
	fi' HEAD
	
# remove git-svn-id
git filter-branch --msg-filter 'sed -e "/^git-svn-id:/d"'

very happy to see that :D