#!/bin/bash # define destination file path for qbittorrent config file qbittorrent_config="/config/qbittorrent/config/qbittorrent.conf" # if qbittorrent config file doesnt exist then copy default to host config volume if [[ ! -f "${qbittorrent_config}" ]]; then echo "[info] qBittorrent config file doesnt exist, copying default to /config/qbittorrent/config/..." # copy default qbittorrent config file to /config/qbittorrent/config/ mkdir -p /config/qbittorrent/config && cp /home/nobody/qbittorrent/config/* /config/qbittorrent/config/ else echo "[info] qBittorrent config file already exists, skipping copy" fi # force unix line endings conversion in case user edited qbittorrent.conf with notepad dos2unix "${qbittorrent_config}" # set default values for port and ip qbittorrent_port="49160" qbittorrent_ip="0.0.0.0" # while loop to check ip and port while true; do # reset triggers to negative values qbittorrent_running="false" ip_change="false" port_change="false" if [[ "${VPN_ENABLED}" == "yes" ]]; then # run script to check ip is valid for tunnel device (will block until valid) source /home/nobody/getvpnip.sh # if vpn_ip is not blank then run, otherwise log warning if [[ ! -z "${vpn_ip}" ]]; then # if current bind interface ip is different to tunnel local ip then re-configure qbittorrent if [[ "${qbittorrent_ip}" != "${vpn_ip}" ]]; then echo "[info] qBittorrent listening interface IP $qbittorrent_ip and VPN provider IP ${vpn_ip} different, marking for reconfigure" # mark as reload required due to mismatch ip_change="true" fi # check if qbittorrent is running, if not then skip shutdown of process if ! pgrep -x "qbittorrent main" > /dev/null; then echo "[info] qBittorrent not running" else echo "[info] qBittorrent running" # mark as qbittorrent as running qbittorrent_running="true" fi # run scripts to identify external ip address source /home/nobody/getvpnextip.sh if [[ "${VPN_PROV}" == "pia" ]]; then # run scripts to identify vpn port source /home/nobody/getvpnport.sh # if vpn port is not an integer then dont change port if [[ ! "${VPN_INCOMING_PORT}" =~ ^-?[0-9]+$ ]]; then # set vpn port to current qbittorrent port, as we currently cannot detect incoming port (line saturated, or issues with pia) VPN_INCOMING_PORT="${qbittorrent_port}" # ignore port change as we cannot detect new port port_change="false" else if [[ "${qbittorrent_running}" == "true" ]]; then # run netcat to identify if port still open, use exit code nc_exitcode=$(/usr/bin/nc -z -w 3 "${qbittorrent_ip}" "${qbittorrent_port}") if [[ "${nc_exitcode}" -ne 0 ]]; then echo "[info] qBittorrent incoming port closed, marking for reconfigure" # mark as reconfigure required due to mismatch port_change="true" fi fi if [[ "${qbittorrent_port}" != "${VPN_INCOMING_PORT}" ]]; then echo "[info] qBittorrent incoming port $qbittorrent_port and VPN incoming port ${VPN_INCOMING_PORT} different, marking for reconfigure" # mark as reconfigure required due to mismatch port_change="true" fi fi fi if [[ "${port_change}" == "true" || "${ip_change}" == "true" || "${qbittorrent_running}" == "false" ]]; then # run script to start qbittorrent, it can also perform shutdown of qbittorrent if its already running (required for port/ip change) source /home/nobody/qbittorrent.sh fi else echo "[warn] VPN IP not detected, VPN tunnel maybe down" fi else # check if qbittorrent is running, if not then start via qbittorrent.sh if ! pgrep -x "qbittorrent main" > /dev/null; then echo "[info] qBittorrent not running" # run script to start qbittorrent source /home/nobody/qbittorrent.sh fi fi if [[ "${DEBUG}" == "true" && "${VPN_ENABLED}" == "yes" ]]; then if [[ "${VPN_PROV}" == "pia" && -n "${VPN_INCOMING_PORT}" ]]; then echo "[debug] VPN incoming port is ${VPN_INCOMING_PORT}" echo "[debug] qBittorrent incoming port is ${qbittorrent_port}" fi echo "[debug] VPN IP is ${vpn_ip}" echo "[debug] qBittorrent IP is ${qbittorrent_ip}" fi sleep 30s done