[openwrt/openwrt] base-files: sysupgrade: Add new option -s to perform upgrade on current partition

[LEDE Commits]

robimarko pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/389ecee729af314d3aa29fc78a5da2d85152ac12

commit 389ecee729af314d3aa29fc78a5da2d85152ac12
Author: Paweł Owoc <frut3k7 at gmail.com>
AuthorDate: Sat Feb 24 20:25:43 2024 +0100

    base-files: sysupgrade: Add new option -s to perform upgrade on current partition
    
    Add new option to be able to perform upgrade on current partition for dual firmware devices:
      "-s           stay on current partition (for dual firmware devices)"
    
    Signed-off-by: Paweł Owoc <frut3k7 at gmail.com>
    Link: https://github.com/openwrt/openwrt/pull/14720
    Signed-off-by: Robert Marko <robimarko at gmail.com>
---
 package/base-files/files/sbin/sysupgrade | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/package/base-files/files/sbin/sysupgrade b/package/base-files/files/sbin/sysupgrade
index e51ab0b4f1..69bdad51b0 100755
--- a/package/base-files/files/sbin/sysupgrade
+++ b/package/base-files/files/sbin/sysupgrade
@@ -20,6 +20,7 @@ CONF_IMAGE=
 CONF_BACKUP_LIST=0
 CONF_BACKUP=
 CONF_RESTORE=
+USE_CURR_PART=0
 NEED_IMAGE=
 HELP=0
 TEST=0
@@ -50,6 +51,7 @@ while [ -n "$1" ]; do
 		-r|--restore-backup) CONF_RESTORE="$2" NEED_IMAGE=1; shift;;
 		-l|--list-backup) CONF_BACKUP_LIST=1;;
 		-f) CONF_IMAGE="$2"; shift;;
+		-s) USE_CURR_PART=1;;
 		-F|--force) export FORCE=1;;
 		-T|--test) TEST=1;;
 		-h|--help) HELP=1; break;;
@@ -79,6 +81,7 @@ upgrade-option:
 	-p           do not attempt to restore the partition table after flash.
 	-k           include in backup a list of current installed packages at
 	             $INSTALLED_PACKAGES
+	-s           stay on current partition (for dual firmware devices)
 	-T | --test
 	             Verify image and config .tar.gz but do not actually flash.
 	-F | --force
@@ -424,6 +427,7 @@ else
 	json_add_string command "$COMMAND"
 	json_add_object options
 	json_add_int save_partitions "$SAVE_PARTITIONS"
+	[ $USE_CURR_PART -eq 1 ] && json_add_boolean use_curr_part 1
 	json_close_object
 
 	ubus call system sysupgrade "$(json_dump)"