add stuff

root/tools/pub/rollback.sh

@@ -0,0 +1,29 @@
+#!/bin/sh
+# rollback.sh — remove the root/SSH persistence layers (run as root).
+# The rootfs is untouched; this only removes /3rd_rw changes + runtime mounts.
+# Reboot afterwards for a clean state.
+PATH=/bin:/sbin:/usr/bin:/usr/sbin:/basic/bin
+export PATH
+D=/3rd_rw/sshd
+
+echo "=== rollback: stopping loop/dropbear ==="
+[ -f /3rd_rw/appdata/root_loop.pid ] && kill "$(cat /3rd_rw/appdata/root_loop.pid)" 2>/dev/null || true
+[ -f "$D/dropbear.pid" ] && kill "$(cat "$D/dropbear.pid")" 2>/dev/null || true
+
+echo "=== restore HamService symlink ==="
+rm -f /3rd_rw/hamservice/HamService
+ln -s /3rd/hamservice/HamService /3rd_rw/hamservice/HamService
+
+echo "=== unmount runtime bind mounts ==="
+umount /etc/passwd 2>/dev/null || true
+umount /dev/pts 2>/dev/null || true
+umount /dev/shm/pts 2>/dev/null || true
+
+echo "=== remove sshd dir + shadows ==="
+rm -rf "$D"
+rm -f /3rd_rw/loglevel/lib/libtvsysinfo.so
+rm -f /3rd_rw/ms-screen/lib/liblogLevel.so
+rm -f /3rd_rw/appdata/liblogLevel.so
+sync
+
+echo "=== rollback done; reboot recommended ==="