mirror of
https://github.com/haugene/docker-transmission-openvpn.git
synced 2025-08-12 01:07:11 +02:00
111 lines
3.9 KiB
Bash
Executable File
111 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
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vpn_provider="$(echo $OPENVPN_PROVIDER | tr '[A-Z]' '[a-z]')"
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vpn_provider_configs="/etc/openvpn/$vpn_provider"
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if [ ! -d "$vpn_provider_configs" ]; then
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echo "Could not find OpenVPN provider: $OPENVPN_PROVIDER"
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echo "Please check your settings."
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exit 1
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fi
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echo "Using OpenVPN provider: $OPENVPN_PROVIDER"
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if [ ! -z "$OPENVPN_CONFIG" ]
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then
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n=$(echo "$OPENVPN_CONFIG" | wc -w)
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if [ $n -gt 1 ]
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then
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rnd=$((RANDOM%n+1))
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srv=$(echo "$OPENVPN_CONFIG" | awk -vrnd=$rnd '{print $rnd}')
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echo "$n servers found in OPENVPN_CONFIG, $srv chosen randomly"
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OPENVPN_CONFIG=$srv
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fi
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if [ -f $vpn_provider_configs/"${OPENVPN_CONFIG}".ovpn ]
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then
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echo "Starting OpenVPN using config ${OPENVPN_CONFIG}.ovpn"
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OPENVPN_CONFIG=$vpn_provider_configs/${OPENVPN_CONFIG}.ovpn
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else
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echo "Supplied config ${OPENVPN_CONFIG}.ovpn could not be found."
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echo "Using default OpenVPN gateway for provider ${vpn_provider}"
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OPENVPN_CONFIG=$vpn_provider_configs/default.ovpn
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fi
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else
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echo "No VPN configuration provided. Using default."
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OPENVPN_CONFIG=$vpn_provider_configs/default.ovpn
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fi
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# add OpenVPN user/pass
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if [ "${OPENVPN_USERNAME}" = "**None**" ] || [ "${OPENVPN_PASSWORD}" = "**None**" ] ; then
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if [ ! -f /config/openvpn-credentials.txt ] ; then
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echo "OpenVPN credentials not set. Exiting."
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exit 1
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fi
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echo "Found existing OPENVPN credentials..."
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else
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echo "Setting OPENVPN credentials..."
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mkdir -p /config
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echo $OPENVPN_USERNAME > /config/openvpn-credentials.txt
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echo $OPENVPN_PASSWORD >> /config/openvpn-credentials.txt
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chmod 600 /config/openvpn-credentials.txt
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fi
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# add transmission credentials from env vars
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echo $TRANSMISSION_RPC_USERNAME > /config/transmission-credentials.txt
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echo $TRANSMISSION_RPC_PASSWORD >> /config/transmission-credentials.txt
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# Persist transmission settings for use by transmission-daemon
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dockerize -template /etc/transmission/environment-variables.tmpl:/etc/transmission/environment-variables.sh
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TRANSMISSION_CONTROL_OPTS="--script-security 2 --up-delay --up /etc/openvpn/tunnelUp.sh --down /etc/openvpn/tunnelDown.sh"
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if [ "true" = "$ENABLE_UFW" ]; then
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# Enable firewall
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echo "enabling firewall"
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sed -i -e s/IPV6=yes/IPV6=no/ /etc/default/ufw
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ufw enable
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if [ "true" = "$TRANSMISSION_PEER_PORT_RANDOM_ON_START" ]; then
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PEER_PORT="$TRANSMISSION_PEER_PORT_RANDOM_LOW:$TRANSMISSION_PEER_PORT_RANDOM_HIGH/tcp"
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else
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PEER_PORT=$TRANSMISSION_PEER_PORT
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fi
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echo "allowing $PEER_PORT through the firewall"
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ufw allow $PEER_PORT
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if [ "true" = "$WEBPROXY_ENABLED" ]; then
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echo "allowing $WEBPROXY_PORT through the firewall"
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ufw allow $WEBPROXY_PORT
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fi
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eval $(/sbin/ip r l m 0.0.0.0 | awk '{if($5!="tun0"){print "GW="$3"\nINT="$5; exit}}')
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echo "allowing access to $TRANSMISSION_RPC_PORT from $GW"
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ufw allow proto tcp from $GW to any port $TRANSMISSION_RPC_PORT
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if [ ! -z "${UFW_EXTRA_PORTS}" ]; then
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for port in ${UFW_EXTRA_PORTS//,/ }; do
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echo "allowing access to ${port} from $GW"
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ufw allow proto tcp from $GW to any port ${port}
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done
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fi
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fi
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if [ -n "${LOCAL_NETWORK-}" ]; then
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eval $(/sbin/ip r l m 0.0.0.0 | awk '{if($5!="tun0"){print "GW="$3"\nINT="$5; exit}}')
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if [ -n "${GW-}" -a -n "${INT-}" ]; then
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echo "adding route to local network $LOCAL_NETWORK via $GW dev $INT"
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/sbin/ip r a "$LOCAL_NETWORK" via "$GW" dev "$INT"
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if [ "true" = "$ENABLE_UFW" ]; then
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echo "allowing access to $TRANSMISSION_RPC_PORT from $LOCAL_NETWORK"
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ufw allow proto tcp from $LOCAL_NETWORK to any port $TRANSMISSION_RPC_PORT
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if [ ! -z "${UFW_EXTRA_PORTS}" ]; then
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for port in ${UFW_EXTRA_PORTS//,/ }; do
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echo "allowing access to ${port} from $LOCAL_NETWORK"
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ufw allow proto tcp from $LOCAL_NETWORK to any port ${port}
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done
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fi
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fi
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fi
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fi
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exec openvpn $TRANSMISSION_CONTROL_OPTS $OPENVPN_OPTS --config "$OPENVPN_CONFIG"
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