openstack/devstack
Code Issues Proposed changes

Merge pull request #94 from cloudbuilders/redo_clone

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Redo clone
This commit is contained in:
Jesse Andrews 2011-10-25 23:05:40 -07:00
commit 73e5a1a74f
1 changed files with 22 additions and 11 deletions
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33
stack.sh
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@ -302,20 +302,31 @@ sudo PIP_DOWNLOAD_CACHE=/var/cache/pip pip install `cat $FILES/pips/*`
# be owned by the installation user, we create the directory and change the
# ownership to the proper user.
function git_clone {
# if there is an existing checkout, move it out of the way
if [[ "$RECLONE" == "yes" ]]; then
# FIXME(ja): if we were smarter we could speed up RECLONE by
# using the old git repo as the basis of our new clone...
if [ -d $2 ]; then
mv $2 /tmp/stack.`date +%s`
fi
fi
if [ ! -d $2 ]; then
git clone $1 $2
GIT_REMOTE=$1
GIT_DEST=$2
GIT_BRANCH=$3
# do a full clone only if the directory doesn't exist
if [ ! -d $GIT_DEST ]; then
git clone $GIT_REMOTE $GIT_DEST
cd $2
# This checkout syntax works for both branches and tags
git checkout $3
git checkout $GIT_BRANCH
elif [[ "$RECLONE" == "yes" ]]; then
# if it does exist then simulate what clone does if asked to RECLONE
cd $GIT_DEST
# set the url to pull from and fetch
git remote set-url origin $GIT_REMOTE
git fetch origin
# remove the existing ignored files (like pyc) as they cause breakage
# (due to the py files having older timestamps than our pyc, so python
# thinks the pyc files are correct using them)
sudo git clean -f -d
git checkout -f origin/$GIT_BRANCH
# a local branch might not exist
git branch -D $GIT_BRANCH || true
git checkout -b $GIT_BRANCH
fi
}