Make populate release script independent of any other

hlrs-plumbing/scripts/xx_populate_release_directory.sh

@@ -6,7 +6,10 @@
 #   - release_tag:   tag/branch/commit in repo
 #   - base_prefix:   prefix to base directory for softweare installation; e.g. /opt/hlrs
 #
-# Environment variables: $TMPDIR must be set
+# Environment variables: 
+#   - $TMPDIR must be set
+#   - $HLRS_REPO_LOCATION, if given, will override the location of various repositories.
+#     If not given, it defaults to "https://code.hlr.de/hlrs-software-stack"
 #
 #
 # Release directory structure:
@@ -59,6 +62,20 @@ create_dir () {
     echo $rc
 }
 
+checkout_repo_inplace () {
+    local repo=$1
+    local tag=$2
+    local dir=$3
+    local err
+
+    pushd $dir > /dev/null
+    git clone --depth=1 --single-branch --branch=$tag -c feature.manyFiles=true $repo .
+    err=$?
+    popd > /dev/null
+
+    return $err
+}
+
 
 _VERBOSITY=1
 
@@ -76,22 +93,22 @@ arg_tag=$(canonize_tag $1)
 arg_prefix=$2
 
 # Define various repo locations
-_HLRS_SPACK_REPO=file://$HOME/spack-test/dummy_repo/spack.git
-_HLRS_SPACK_PLUMBING_REPO=file://$HOME/spack-test/dummy_repo/release_root.git
-_HLRS_SPACK_CONFIG_REPO=file://$HOME/spack-test/dummy_repo/hlrs-spack.git
+HLRS_REPO_LOCATION=${HLRS_REPO_LOCATION:-https://code.hlrs.de/hlrs-software-stack}
+_HLRS_SPACK_REPO=${HLRS_REPO_LOCATION}/spack
+_HLRS_SPACK_PLUMBING_REPO=${HLRS_REPO_LOCATION}/release_root
+_HLRS_SPACK_CONFIG_REPO=${HLRS_REPO_LOCATION}/hlrs-spack
 
 
 # bootstrap staging area
 log "setup staging area at:"
 tmp_dir=$(mktemp -d)
-staging_dir=$tmp_dir/staging 
+staging_dir=$tmp_dir/staging
+mkdir -p $staging_dir 
 log "    $staging_dir"
 
 # bootstrap plumbing directory
 log "bootstrap plumbing directory ..."
-curl -L $_HLRS_SPACK_PLUMBING_REPO/hlrs-plumbing/scripts/xx_checkout_repo.sh | \
-  bash -s -- $_HLRS_SPACK_PLUMBING_REPO \
-  $arg_tag $staging_dir .
+checkout_repo_inplace $_HLRS_SPACK_PLUMBING_REPO $arg_tag $staging_dir
 plumbing_dir=$staging_dir/hlrs-plumbing
 log "... done"