Add a lock file checking when rTorrent starts up

Signed-off-by: kfei <[email protected]>

rootfs/etc/s6/rtorrent/run

@@ -6,5 +6,21 @@ mkdir -p /rtorrent/{downloads,watch,.session,rutorrent/user-profiles}
 # Change permission to ruTorrent's webserver user
 chown -R www-data:www-data /rtorrent
 
+# Checking the lock
+if [ -f /rtorrent/.session/rtorrent.lock ]; then
+ echo
+ prompt="The rTorrent session lock is detected, it can be a result of an \n"
+ prompt="${prompt}unexpected exit or other running rTorrent instance.\n"
+ echo -e ${prompt}
+ prompt="Remove lock and continue anyway? [y/N] "
+ read -r -p "${prompt}" response
+ response=${response,,}
+ if [[ $response =~ ^(yes|y)$ ]]; then
+ rm -f /rtorrent/.session/rtorrent.lock
+ else
+ s6-svscanctl -t /etc/s6
+ fi
+fi
+
 # Turn to rTorrent
 exec rtorrent