base-files: use jshn lib for ubus sysupgrade argument generation

[openwrt/openwrt.git] / package / base-files / files / sbin / sysupgrade

diff --git a/package/base-files/files/sbin/sysupgrade b/package/base-files/files/sbin/sysupgrade
index 6c518b780eddd973966537b50d8f7c82539bb1e1..abd34bdcfb6388280e844ce370c60f23d25dc806 100755 (executable)
--- a/package/base-files/files/sbin/sysupgrade
+++ b/package/base-files/files/sbin/sysupgrade
@@ -360,18 +360,15 @@ if [ -n "$FAILSAFE" ]; then
        printf '%s\x00%s\x00%s' "$RAM_ROOT" "$IMAGE" "$COMMAND" >/tmp/sysupgrade
        lock -u /tmp/.failsafe
 else
-       force_attr=""
-       [ $FORCE -eq 1 ] && force_attr="\"force\": true,"
-       backup_attr=""
-       [ $SAVE_CONFIG -eq 1 ] && backup_attr="\"backup\": $(json_string $CONF_TAR),"
-       ubus call system sysupgrade "{
-               \"prefix\": $(json_string "$RAM_ROOT"),
-               \"path\": $(json_string "$IMAGE"),
-               $force_attr
-               $backup_attr
-               \"command\": $(json_string "$COMMAND"),
-               \"options\": {
-                       \"save_partitions\": $SAVE_PARTITIONS
-               }
-       }"
+       json_init
+       json_add_string prefix "$RAM_ROOT"
+       json_add_string path "$IMAGE"
+       [ $FORCE -eq 1 ] && json_add_boolean force 1
+       [ $SAVE_CONFIG -eq 1 ] && json_add_string backup "$CONF_TAR"
+       json_add_string command "$COMMAND"
+       json_add_object options
+       json_add_int save_partitions "$SAVE_PARTITIONS"
+       json_close_object
+
+       ubus call system sysupgrade "$(json_dump)"
 fi