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