74 lines
1.6 KiB
Bash
74 lines
1.6 KiB
Bash
. /usr/share/libubox/jshn.sh
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. /usr/share/wginstaller/wg.sh
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wg_timeout () {
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local int=$1
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handshake=$(wg show $int latest-handshakes | awk '{print $2}')
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timeout=$(uci get wgserver.@server[0].timeout_handshake)
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if [ $handshake -ge $timeout ]; then
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echo "1"
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else
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echo "0"
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fi
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}
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wg_check_interface () {
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local int=$1
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if [ $(wg_timeout $int) -eq "1" ]; then
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ip link del dev $int
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fi
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}
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wg_check_interfaces () {
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wg_interfaces=$(wg show interfaces)
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for interface in $wg_interfaces; do
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wg_check_interface $interface
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done
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}
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wg_get_usage () {
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num_interfaces=$(wg show interfaces | wc -w)
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json_init
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json_add_int "num_interfaces" $num_interfaces
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echo $(json_dump)
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}
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wg_register () {
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local uplink_bw=$1
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local mtu=$2
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local public_key=$3
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base_prefix=$(uci get wgserver.@server[0].base_prefix)
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port_start=$(uci get wgserver.@server[0].port_start)
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port_end=$(uci get wgserver.@server[0].port_end)
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port=$(next_port $port_start $port_end)
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ifname="wg_$port"
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offset=$(($port - $port_start))
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gw_ip=$(owipcalc $base_prefix add $offset next 128) # gateway ip
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gw_ip_assign="${gw_ip}/128"
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gw_key=$(uci get wgserver.@server[0].wg_key)
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gw_pub=$(uci get wgserver.@server[0].wg_pub)
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wg_server_pubkey=$(cat $gw_pub)
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# create wg tunnel
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ip link add dev $ifname type wireguard
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wg set $ifname listen-port $port private-key $gw_key peer $public_key allowed-ips ::0/0
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ip -6 a a $gw_ip_assign dev $ifname
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ip -6 a a fe80::1/64 dev $ifname
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ip link set up dev $ifname
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ip link set mtu $mtu dev $ifname
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# craft return address
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json_init
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json_add_string "pubkey" $wg_server_pubkey
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json_add_string "gw_ip" $gw_ip_assign
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json_add_int "port" $port
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echo $(json_dump)
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}
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