Git Tricks Tips Import Cvs Into Git Including History

Introduction

• with the help of
  • http://linux.die.net/man/1/git-cvsimport
  • http://git-scm.com/book/en/v2/Git-and-Other-Systems-Migrating-to-Git
    • german: http://git-scm.com/book/de/v1/Git-und-andere-Versionsverwaltungen-Zu-Git-umziehen
  • https://docs.moodle.org/dev/Importing_Moodle_CVS_history_into_git

# External CVSROOT, e.g. scs@lx-pool.gsi.de:/misc/hadesprojects/slowcontrol/cvsroot/
URL_CVSROOT_EXTERNAL=<[User@]external CVSROOT directory>,
CVSROOT_LOCAL=<local CVSROOT directory>
# Git repository path: e.g. "hadesprojects-slowcontrol.git"
GIT_TARGET_DIR=<New Git Repository>,
# CVS Module to import MODULE=<CVS Module to extract>


[ ! -z "$CVSROOT_LOCAL" ] mkdir -p "$CVSROOT_LOCAL" &&
[ ! -z "$URL_CVSROOT_EXTERNAL" ] && rsync --progress -a "$URL_CVSROOT_EXTERNAL/" $CVSROOT_LOCAL
[ ! -z "$GIT_TARGET_DIR" ] && GIT_TARGET_REPOSITORY=${GIT_TARGET_DIR%%.git}.git && mkdir -p $GIT_TARGET_REPOSITORY &&
cd $GIT_TARGET_REPOSITORY &&
git init --bare &&
[ ! -z "$MODULE" ] && time git cvsimport -i -o cvshead -p xv -v -k -d $CVSROOT_LOCAL -C $GIT_TARGET_REPOSITORY $MODULE >&/tmp/cvsimport.log ||
echo "import of module \'$MODULE\' of CVS repository \'$URL_CVSROOT_EXTERNAL\' into \'$GIT_TARGET_REPOSITORY\' failed"