1 files changed, 39 insertions, 0 deletions
diff --git a/modules.d/kexec-reboot/scripts/kexec-reboot.sh b/modules.d/kexec-reboot/scripts/kexec-reboot.sh
new file mode 100755
index 00000000..68fa73b9
--- /dev/null
+++ b/modules.d/kexec-reboot/scripts/kexec-reboot.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+
+kexec_load() {
+	. /lib/dracut-lib.sh
+
+	local SLXSRV="$(getarg slxsrv)"
+	local SLXBASE="$(getarg slxbase)"
+	local DIR="$(mktemp -d)"
+
+	if [ -z "$SLXSRV" -o -z "$SLXBASE" -o -z "$DIR" ]; then
+		echo "Failed to construct download URL..."
+		return 1
+	fi
+	for FILE in kernel initramfs-stage31; do
+		if ! slx-tools download_retry "http://${SLXSRV}/${SLXBASE}/${FILE}" > "${DIR}/${FILE}" ; then
+			echo "Failed to download ${FILE}."
+			return 1
+		fi
+	done
+
+	if ! kexec --load "${DIR}/kernel" \
+		--initrd "${DIR}/initramfs-stage31" \
+		--reuse-cmdline "${1:+--append "$@"}"; then
+		echo "Failed to load kernel/initrd from ${DIR}"
+		return 1
+	fi
+	return 0
+}
+
+if ! hash kexec; then
+	echo "kexec binary not found, aborting..."
+	exit 1
+fi
+if kexec_load $@; then
+	kexec -e
+else
+	echo "Failed to execute kexec --load"
+	exit 1
+fi