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https://github.com/MarkusMcNugen/docker-qBittorrentvpn
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Update start.sh
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MarkusMcNugen
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164
openvpn/start.sh
164
openvpn/start.sh
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#!/bin/sh
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# Kanged from binhex's OpenVPN dockers
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set -x
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# create directory to store openvpn config files
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if [ ! -d "/config/openvpn" ]; then
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mkdir -p /config/openvpn
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# check for presence of network interface docker0
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check_network=$(ifconfig | grep docker0 || true)
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# if network interface docker0 is present then we are running in host mode and thus must exit
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if [[ ! -z "${check_network}" ]]; then
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echo "[crit] Network type detected as 'Host', this will cause major issues, please stop the container and switch back to 'Bridge' mode" | ts '%Y-%m-%d %H:%M:%.S' && exit 1
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fi
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#Locate first file with .ovpn extension
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export VPN_CONFIG=$(find /config/openvpn -maxdepth 1 -name "*.ovpn" -print -quit)
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if [[ -z "${VPN_CONFIG}" ]]; then
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echo "No ovpn file found. Add one to /config/openvpon abd restart this container, exiting..." | ts '%Y-%m-%d %H:%M:%.S' && exit 1
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fi
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# add OpenVPN user/pass
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if [ "${OPENVPN_USERNAME}" = "**None**" ] || [ "${OPENVPN_PASSWORD}" = "**None**" ] ; then
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echo "OpenVPN credentials not set. Exiting."
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exit 1
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export VPN_ENABLED=$(echo "${VPN_ENABLED}" | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_ENABLED}" ]]; then
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echo "[info] VPN_ENABLED defined as '${VPN_ENABLED}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "Setting OPENVPN credentials..."
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echo $OPENVPN_USERNAME > /config/openvpn/credentials.conf
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echo $OPENVPN_PASSWORD >> /config/openvpn/credentials.conf
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chown -R "${PUID}":"${PGID}" /config/openvpn
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chmod -R 775 /config/openvpn
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echo "[warn] VPN_ENABLED not defined,(via -e VPN_ENABLED), defaulting to 'yes'" | ts '%Y-%m-%d %H:%M:%.S'
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export VPN_ENABLED="yes"
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fi
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if [[ $VPN_ENABLED == "yes" ]]; then
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# create directory to store openvpn config files
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mkdir -p /config/openvpn
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# set perms and owner for files in /config/openvpn directory
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set +e
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chown -R "${PUID}":"${PGID}" "/config/openvpn" &> /dev/null
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exit_code_chown=$?
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chmod -R 775 "/config/openvpn" &> /dev/null
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exit_code_chmod=$?
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set -e
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if (( ${exit_code_chown} != 0 || ${exit_code_chmod} != 0 )); then
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echo "[warn] Unable to chown/chmod /config/openvpn/, assuming SMB mountpoint" | ts '%Y-%m-%d %H:%M:%.S'
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fi
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# wildcard search for openvpn config files (match on first result)
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export VPN_CONFIG=$(find /config/openvpn -maxdepth 1 -name "*.ovpn" -print -quit)
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# if ovpn file not found in /config/openvpn then exit
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if [[ -z "${VPN_CONFIG}" ]]; then
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echo "[crit] No OpenVPN config file located in /config/openvpn/ (ovpn extension), please download from your VPN provider and then restart this container, exiting..." | ts '%Y-%m-%d %H:%M:%.S' && exit 1
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fi
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echo "[info] OpenVPN config file (ovpn extension) is located at ${VPN_CONFIG}" | ts '%Y-%m-%d %H:%M:%.S'
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# convert CRLF (windows) to LF (unix) for ovpn
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/usr/bin/dos2unix "${VPN_CONFIG}" 1> /dev/null
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# parse values from ovpn file
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export vpn_remote_line=$(cat "${VPN_CONFIG}" | grep -P -o -m 1 '(?<=^remote\s)[^\n\r]+' | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${vpn_remote_line}" ]]; then
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echo "[info] VPN remote line defined as '${vpn_remote_line}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[crit] VPN configuration file ${VPN_CONFIG} does not contain 'remote' line, showing contents of file before exit..." | ts '%Y-%m-%d %H:%M:%.S'
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cat "${VPN_CONFIG}" && exit 1
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fi
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export VPN_REMOTE=$(echo "${vpn_remote_line}" | grep -P -o -m 1 '^[^\s\r\n]+' | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_REMOTE}" ]]; then
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echo "[info] VPN_REMOTE defined as '${VPN_REMOTE}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[crit] VPN_REMOTE not found in ${VPN_CONFIG}, exiting..." | ts '%Y-%m-%d %H:%M:%.S' && exit 1
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fi
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export VPN_PORT=$(echo "${vpn_remote_line}" | grep -P -o -m 1 '(?<=\s)\d{2,5}(?=\s)?+' | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_PORT}" ]]; then
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echo "[info] VPN_PORT defined as '${VPN_PORT}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[crit] VPN_PORT not found in ${VPN_CONFIG}, exiting..." | ts '%Y-%m-%d %H:%M:%.S' && exit 1
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fi
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export VPN_PROTOCOL=$(cat "${VPN_CONFIG}" | grep -P -o -m 1 '(?<=^proto\s)[^\r\n]+' | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_PROTOCOL}" ]]; then
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echo "[info] VPN_PROTOCOL defined as '${VPN_PROTOCOL}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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export VPN_PROTOCOL=$(echo "${vpn_remote_line}" | grep -P -o -m 1 'udp|tcp-client|tcp$' | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_PROTOCOL}" ]]; then
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echo "[info] VPN_PROTOCOL defined as '${VPN_PROTOCOL}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[warn] VPN_PROTOCOL not found in ${VPN_CONFIG}, assuming udp" | ts '%Y-%m-%d %H:%M:%.S'
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export VPN_PROTOCOL="udp"
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fi
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fi
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# required for use in iptables
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if [[ "${VPN_PROTOCOL}" == "tcp-client" ]]; then
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export VPN_PROTOCOL="tcp"
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fi
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VPN_DEVICE_TYPE=$(cat "${VPN_CONFIG}" | grep -P -o -m 1 '(?<=^dev\s)[^\r\n\d]+' | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_DEVICE_TYPE}" ]]; then
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export VPN_DEVICE_TYPE="${VPN_DEVICE_TYPE}0"
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echo "[info] VPN_DEVICE_TYPE defined as '${VPN_DEVICE_TYPE}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[crit] VPN_DEVICE_TYPE not found in ${VPN_CONFIG}, exiting..." | ts '%Y-%m-%d %H:%M:%.S' && exit 1
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fi
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# get values from env vars as defined by user
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export VPN_PROV=$(echo "${VPN_PROV}" | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_PROV}" ]]; then
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echo "[info] VPN_PROV defined as '${VPN_PROV}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[crit] VPN_PROV not defined,(via -e VPN_PROV), exiting..." | ts '%Y-%m-%d %H:%M:%.S' && exit 1
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fi
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export LAN_NETWORK=$(echo "${LAN_NETWORK}" | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${LAN_NETWORK}" ]]; then
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echo "[info] LAN_NETWORK defined as '${LAN_NETWORK}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[crit] LAN_NETWORK not defined (via -e LAN_NETWORK), exiting..." | ts '%Y-%m-%d %H:%M:%.S' && exit 1
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fi
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export NAME_SERVERS=$(echo "${NAME_SERVERS}" | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${NAME_SERVERS}" ]]; then
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echo "[info] NAME_SERVERS defined as '${NAME_SERVERS}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[warn] NAME_SERVERS not defined (via -e NAME_SERVERS), defaulting to Google and FreeDNS name servers" | ts '%Y-%m-%d %H:%M:%.S'
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export NAME_SERVERS="8.8.8.8,37.235.1.174,8.8.4.4,37.235.1.177"
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fi
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if [[ $VPN_PROV != "airvpn" ]]; then
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export VPN_USER=$(echo "${VPN_USER}" | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_USER}" ]]; then
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echo "[info] VPN_USER defined as '${VPN_USER}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[warn] VPN_USER not defined (via -e VPN_USER), assuming authentication via other method" | ts '%Y-%m-%d %H:%M:%.S'
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fi
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export VPN_PASS=$(echo "${VPN_PASS}" | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_PASS}" ]]; then
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echo "[info] VPN_PASS defined as '${VPN_PASS}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[warn] VPN_PASS not defined (via -e VPN_PASS), assuming authentication via other method" | ts '%Y-%m-%d %H:%M:%.S'
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fi
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fi
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export VPN_OPTIONS=$(echo "${VPN_OPTIONS}" | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${VPN_OPTIONS}" ]]; then
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echo "[info] VPN_OPTIONS defined as '${VPN_OPTIONS}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[info] VPN_OPTIONS not defined (via -e VPN_OPTIONS)" | ts '%Y-%m-%d %H:%M:%.S'
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export VPN_OPTIONS=""
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fi
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if [[ $VPN_PROV == "pia" ]]; then
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export STRICT_PORT_FORWARD=$(echo "${STRICT_PORT_FORWARD}" | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${STRICT_PORT_FORWARD}" ]]; then
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echo "[info] STRICT_PORT_FORWARD defined as '${STRICT_PORT_FORWARD}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[warn] STRICT_PORT_FORWARD not defined (via -e STRICT_PORT_FORWARD), defaulting to 'yes'" | ts '%Y-%m-%d %H:%M:%.S'
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export STRICT_PORT_FORWARD="yes"
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fi
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fi
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export ENABLE_PRIVOXY=$(echo "${ENABLE_PRIVOXY}" | sed -e 's~^[ \t]*~~;s~[ \t]*$~~')
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if [[ ! -z "${ENABLE_PRIVOXY}" ]]; then
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echo "[info] ENABLE_PRIVOXY defined as '${ENABLE_PRIVOXY}'" | ts '%Y-%m-%d %H:%M:%.S'
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else
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echo "[warn] ENABLE_PRIVOXY not defined (via -e ENABLE_PRIVOXY), defaulting to 'no'" | ts '%Y-%m-%d %H:%M:%.S'
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export ENABLE_PRIVOXY="no"
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fi
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elif [[ $VPN_ENABLED == "no" ]]; then
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echo "[warn] !!IMPORTANT!! You have set the VPN to disabled, you will NOT be secure!" | ts '%Y-%m-%d %H:%M:%.S'
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fi
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echo "[info] Starting OpenVPN..."
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exec openvpn --config "$VPN_CONFIG"
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