feat(builder): support submodules in buildpacks

some buildpacks require external git submodules to pulled in. for example: https://github.com/cloudfoundry/ruby-buildpack
jfchevrette · Sep 11, 2015 · 613c661 · 613c661
1 parent 404889c
commit 613c661
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/builder/rootfs/usr/local/src/slugbuilder/builder/build.sh b/builder/rootfs/usr/local/src/slugbuilder/builder/build.sh
@@ -111,6 +111,8 @@ if [[ -n "$BUILDPACK_URL" ]]; then
         git clone --quiet "$url" "$buildpack"
         pushd "$buildpack" &>/dev/null
             git checkout --quiet "$committish"
+            git submodule init --quiet
+            git submodule update --quiet --recursive
         popd &>/dev/null
     fi