1 files changed, 41 insertions, 0 deletions
diff --git a/modules.d/conf-tgz/hooks/unpack-config-tgz.sh b/modules.d/conf-tgz/hooks/unpack-config-tgz.sh
new file mode 100755
index 00000000..a0da0cd3
--- /dev/null
+++ b/modules.d/conf-tgz/hooks/unpack-config-tgz.sh
@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+# -*- coding: utf-8 -*-
+
+type emergency_shell >/dev/null 2>&1 || source /lib/dracut-lib.sh
+
+# tarcopy <source_dir> <target_dir>
+tarcopy() {
+	[ -d "$1" -a -d "$2" ] || return 1
+	cd "$1"
+	local filelist="$(mktemp)"
+	find . \! -type d > "$filelist"
+	tar -c -p -T "$filelist" | tar -xp -C "$2"
+	rm -f -- "$filelist"
+	cd - &>/dev/null
+}
+
+# this module unpacks the config.tgz
+temporary_extract_directory="$(mktemp -d)"
+	if [[ -e "/etc/config.tgz" ]]; then
+		tar --extract --preserve-permissions \
+			--file="/etc/config.tgz" \
+			--directory="$temporary_extract_directory"
+	fi
+	warn "Failed to extract '/etc/config.tgz' to '$temporary_extract_directory'."
+	warn "$exceptions_last_traceback"
+# extracted to temporary directory, now check for SLX_LOCAL_CONFIGURATION
+
+source "/etc/openslx"
+if [[ -n "$SLX_LOCAL_CONFIGURATION" ]]; then
+	if [[ ! -d "${temporary_extract_directory}/openslx-configs/${SLX_LOCAL_CONFIGURATION}" ]]; then
+		warn "SLX_LOCAL_CONFIGURATION is set but no corresponding folder found in '/etc/config.tgz'. Ignoring..."
+	else
+		tarcopy "${temporary_extract_directory}/openslx-configs/${SLX_LOCAL_CONFIGURATION}" "${temporary_extract_directory}"
+	fi
+fi
+	# purge openslx-configs/
+	rm -rf "${temporary_extract_directory}/openslx-configs"
+	tarcopy "${temporary_extract_directory}" "$NEWROOT"
+
+
+	# TODO error handling