2020-11-19 18:49:00 +00:00
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#!/bin/sh
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# Nico Schottelius
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# 2020-11-19
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if [ $# -lt 4 ]; then
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echo "$0 ip-address vpn-server ipv6-network [privatekey]"
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echo " ip-address: where to find the OpenWRT device"
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echo " vpn-server: where to connect to"
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echo " vpn-server-pubkey: public key of the server"
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echo " ipv6-network: which network to use for us (/48 expected)"
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echo " private-key: specify wireguard key optionally"
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exit 1
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2023-04-20 11:51:56 +00:00
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qnfi
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2020-11-19 18:49:00 +00:00
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my_ip=$1; shift
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vpn_endpoint_host=$1; shift
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vpn_endpoint_pubkey=$1; shift
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network=$1; shift
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# wireguard
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if [ $# -eq 1 ]; then
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private_key=$1; shift
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else
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private_key=$(wg genkey)
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fi
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my_prefix=$(echo $network | sed 's,::/.*,,')
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my_wireguard_ip=${my_prefix}::42
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public_key=$(echo $private_key | wg pubkey)
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cat <<EOF | ssh -t "root@${my_ip}"
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set -x
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opkg update
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opkg install wireguard luci-app-wireguard
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# VPN / Wireguard
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uci set network.wg0=interface
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uci set network.wg0.proto='wireguard'
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uci set network.wg0.private_key='${private_key}'
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uci set network.wg0.listen_port='51820'
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uci set network.wg0.addresses='${my_wireguard_ip}/64'
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if ! uci get network.@wireguard_wg0[0]; then
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uci add network wireguard_wg0
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fi
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uci set network.@wireguard_wg0[0]=wireguard_wg0
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uci set network.@wireguard_wg0[0].persistent_keepalive='25'
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uci set network.@wireguard_wg0[0].public_key='${vpn_endpoint_pubkey}'
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uci set network.@wireguard_wg0[0].description='IPv6VPN.ch by ungleich'
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uci set network.@wireguard_wg0[0].allowed_ips='::/0'
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uci set network.@wireguard_wg0[0].endpoint_host='${vpn_endpoint_host}'
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uci set network.@wireguard_wg0[0].endpoint_port='51820'
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uci set network.@wireguard_wg0[0].route_allowed_ips='1'
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# commit
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uci commit
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reboot
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EOF
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