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Allow multiple identical sources

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The source-repositories element puts source in place in the generated image
for later installation.  It is possible for two elements to define the same
source to later install, and as long as the remote location and reference to be
installed is identical, we should not error.

Change-Id: Ic7dfb1961486c59d2005b5c1e7587267ea42e999
This commit is contained in:
Jon-Paul Sullivan 2014-11-18 17:09:35 +00:00
parent 8986283d41
commit 8dd97597ea
1 changed files with 28 additions and 9 deletions
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37
elements/source-repositories/extra-data.d/98-source-repositories
View file

@ -136,16 +136,35 @@ function get_repos_for_element(){
fi
echo "Cloning from $REPONAME cache and applying ref $REPOREF"
sudo git clone $CACHE_PATH $REPO_DEST
pushd $REPO_DEST
sudo git fetch $CACHE_PATH $REPOREF
sudo git reset --hard FETCH_HEAD
# Get the sha in use
git_sha=$(git rev-parse FETCH_HEAD)
popd
# If the local dir is already used, see if the pertinent details differ
if [[ -d $REPO_DEST ]]; then
DESIRED="$(sudo git --git-dir=$REPO_DEST/.git config remote.origin.url)"
if [[ "$CACHE_PATH" != "$DESIRED" ]]; then
echo "REPOLOCATIONS don't match ("$CACHE_PATH" != "$DESIRED")" >&2
exit 1
else
pushd $REPO_DEST
# When we first clone we create a branch naming what we fetched
# that must match, or we are asking for two different references from the
# same repo, which is an error
if ! git rev-parse fetch_$REPOREF; then
echo "REPOREFS don't match - failed to get sha1 of fetch_$REPOREF" >&2
exit 1
fi
popd
fi
else
sudo git clone $CACHE_PATH $REPO_DEST
pushd $REPO_DEST
sudo git fetch $CACHE_PATH $REPOREF:fetch_$REPOREF
sudo git reset --hard FETCH_HEAD
# Get the sha in use
git_sha=$(git rev-parse FETCH_HEAD)
popd
# Write the sha being used into the source-repositories manifest
echo "$REPONAME git $REPOPATH $REPOLOCATION $git_sha" >> $GIT_MANIFEST
# Write the sha being used into the source-repositories manifest
echo "$REPONAME git $REPOPATH $REPOLOCATION $git_sha" >> $GIT_MANIFEST
fi
;;
tar)
# The top level directory of the tarball mightn't have a fixed name i.e.