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#!/usr/bin/dumb-init /bin/bash
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# set default values for port and ip
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qbittorrent_port="6881"
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qbittorrent_ip="0.0.0.0"
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# define sleep period between loops
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sleep_period_secs=30
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# define sleep period between incoming port checks
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sleep_period_incoming_port_secs=1800
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# sleep period counter - used to limit number of hits to external website to check incoming port
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sleep_period_counter_secs=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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privoxy_running="false"
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ip_change="false"
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qbittorrent_port_change="false"
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if [[ "${VPN_ENABLED}" == "yes" ]]; then
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# run script to get all required info
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source /home/nobody/preruncheck.sh
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# if vpn_ip is not blank then run, otherwise log warning
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if [[ ! -z "${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 ${vpn_ip} different, marking for reconfigure"
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# mark as reload required due to mismatch
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ip_change="true"
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fi
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# check if qbittorrent is running, if not then skip shutdown of process
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if ! pgrep -x "qbittorrent-nox" > /dev/null; then
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echo "[info] qBittorrent not running"
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else
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# mark as qbittorrent as running
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qbittorrent_running="true"
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fi
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if [[ "${ENABLE_PRIVOXY}" == "yes" ]]; then
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# check if privoxy is running, if not then skip shutdown of process
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if ! pgrep -fa "/usr/bin/privoxy" > /dev/null; then
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echo "[info] Privoxy not running"
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else
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# mark as privoxy as running
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privoxy_running="true"
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fi
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fi
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if [[ "${VPN_PROV}" == "pia" || "${VPN_PROV}" == "protonvpn" ]]; then
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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="${qbittorrent_port}"
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# ignore port change as we cannot detect new port
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qbittorrent_port_change="false"
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else
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if [[ "${qbittorrent_running}" == "true" ]]; then
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if [ "${sleep_period_counter_secs}" -ge "${sleep_period_incoming_port_secs}" ]; then
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# run script to check incoming port is accessible
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source tools.sh
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check_incoming_port
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# reset sleep period counter
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sleep_period_counter_secs=0
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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 ${VPN_INCOMING_PORT} different, marking for reconfigure"
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# mark as reconfigure required due to mismatch
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qbittorrent_port_change="true"
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fi
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fi
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fi
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if [[ "${qbittorrent_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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if [[ "${ENABLE_PRIVOXY}" == "yes" ]]; then
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if [[ "${privoxy_running}" == "false" ]]; then
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# run script to start privoxy
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source /home/nobody/privoxy.sh
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fi
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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-nox" > /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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if [[ "${ENABLE_PRIVOXY}" == "yes" ]]; then
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# check if privoxy is running, if not then start via privoxy.sh
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if ! pgrep -fa "/usr/bin/privoxy" > /dev/null; then
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echo "[info] Privoxy not running"
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# run script to start privoxy
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source /home/nobody/privoxy.sh
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fi
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fi
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fi
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if [[ "${DEBUG}" == "true" && "${VPN_ENABLED}" == "yes" ]]; then
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if [[ "${VPN_PROV}" == "pia" || "${VPN_PROV}" == "protonvpn" ]] && [[ -n "${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 ${qbittorrent_ip}"
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fi
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# increment sleep period counter - used to limit number of hits to external website to check incoming port
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sleep_period_counter_secs=$((sleep_period_counter_secs+"${sleep_period_secs}"))
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sleep "${sleep_period_secs}"s
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done
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