From e84d58ef9fc476e1282fc38fa594eff58feb1256 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Mon, 3 Jun 2024 09:44:48 +0200
Subject: [config-tgz] support multiple local configs

Just like MiniLinux stage31 did.
---
 modules.d/conf-tgz/hooks/unpack-config-tgz.sh | 28 ++++++++++++++-------------
 1 file changed, 15 insertions(+), 13 deletions(-)

diff --git a/modules.d/conf-tgz/hooks/unpack-config-tgz.sh b/modules.d/conf-tgz/hooks/unpack-config-tgz.sh
index 2132423c..99ace4b4 100755
--- a/modules.d/conf-tgz/hooks/unpack-config-tgz.sh
+++ b/modules.d/conf-tgz/hooks/unpack-config-tgz.sh
@@ -4,15 +4,14 @@
 type emergency_shell >/dev/null 2>&1 || source /lib/dracut-lib.sh
 
 # tarcopy <source_dir> <target_dir>
-tarcopy() {
+tarcopy() (
 	[ -d "$1" -a -d "$2" ] || return 1
-	cd "$1"
+	cd "$1" || return 1
 	local filelist="$(mktemp)"
 	find . \! -type d > "$filelist"
 	tar -c -p -T "$filelist" | tar -xp -C "$2"
 	rm -f -- "$filelist"
-	cd - &>/dev/null
-}
+)
 
 unpack_config_tgz() {
 	local config_tgz="/etc/config.tgz"
@@ -34,16 +33,19 @@ unpack_config_tgz() {
 		warn "Failed to extract '$config_tgz' to '$extract_dir'."
 		return 1
 	fi
-	# check SLX_LOCAL_CONFIGURATION
+	# check SLX_LOCAL_CONFIG
 	source "/etc/openslx"
-	if [ -n "$SLX_LOCAL_CONFIGURATION" ]; then
-		if [ ! -d "${extract_dir}/openslx-configs/${SLX_LOCAL_CONFIGURATION}" ]; then
-			warn "Ignoring missing SLX_LOCAL_CONFIGURATION in '$config_tgz'."
-		else
-			tarcopy \
-				"${extract_dir}/openslx-configs/${SLX_LOCAL_CONFIGURATION}" \
-				"${extract_dir}"
-		fi
+	if [ -n "$SLX_LOCAL_CONFIG" ]; then
+		local mod
+		for mod in $SLX_LOCAL_CONFIG; do
+			if [ ! -d "${extract_dir}/openslx-configs/${mod}" ]; then
+				warn "Ignoring missing mod '$mod' in config.tgz"
+			else
+				tarcopy \
+					"${extract_dir}/openslx-configs/${mod}" \
+					"${extract_dir}"
+			fi
+		done
 	fi
 	# always purge openslx-configs/
 	rm -rf "${extract_dir}/openslx-configs"
-- 
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