svn2git.sh

#!/bin/bash

echo "Subversion to Git conversion tool"
echo "---------------------------------"
echo ""


echo "Enter subversion repository url:"
read REPO_URL
echo "$REPO_URL"
echo ""

echo "Enter output directory name:"
read OUTPUT_DIR
echo "$OUTPUT_DIR"
echo ""

echo "Define authors? [Y/n]"
read yesno
if [ -z $yesno ] || [ $yesno = "y" ] || [ $yesno = "Y" ]; then
  echo "Define authors (John Doe <example@company.com>):"
  rm tmp-authlist
  for AUTHOR in `svn log $REPO_URL | grep "^r[0-9]\+ |" | gsed -e "s/^r[0-9]\+ | \([a-z]\+\).*/\1/g" | sort | uniq`; do
    echo "$AUTHOR :"
    read AUTHOR_FULL
    echo "$AUTHOR = $AUTHOR_FULL" | tee -a tmp-authlist
  done
  AUTHORS="--authors-file=tmp-authlist"
else
  AUTHORS=""
fi

echo "Keep metadata? [Y/n]"
read yesno
if [ -z $yesno ] || [ $yesno = "y" ] || [ $yesno = "Y" ]; then
  META_DATA=""
else
  META_DATA="--no-metadata"
fi


echo "Start conversion? [Y/n]"
read yesno
if [ -z $yesno ] || [ $yesno = "y" ] || [ $yesno = "Y" ]; then
  echo "Converting repository:"
  git svn clone $AUTHORS --stdlayout $META_DATA $REPO_URL $OUTPUT_DIR
fi

cd $OUTPUT_DIR
for branch in `git branch -r`; do
  echo $branch
  if [ `echo $branch | egrep "tags/.+$"` ]; then
    version=`basename $branch`
    subject=`git log -1 --pretty=format:"%s" $branch`
    export GIT_COMMITTER_DATE=`git log -1 --pretty=format:"%ci" $branch`

    echo "Tag $version [Y/n]?"
    read yesno
    if [ -z $yesno ] || [ $yesno = "y" ] || [ $yesno = "Y" ]; then
      git tag -f -m "$subject" "$version" "$branch^"
      git branch -d -r $branch
    fi
  fi
done

git config --remove-section svn-remote.svn
rm -r .git/svn