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xl2tpd: add support to set own hostname in proto handler

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This is needed if the peer only allows certain hostnames to connect.

Signed-off-by: Martin Schiller <ms@dev.tdt.de>
This commit is contained in:
Martin Schiller
2025-10-07 07:35:51 +02:00
committed by Florian Eckert
parent 728e9e1073
commit b9cd720d28
1 changed files with 6 additions and 3 deletions
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9
net/xl2tpd/files/l2tp.sh
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@@ -17,6 +17,7 @@ proto_l2tp_init_config() {
proto_config_add_int "mtu" proto_config_add_int "mtu"
proto_config_add_int "checkup_interval" proto_config_add_int "checkup_interval"
proto_config_add_string "server" proto_config_add_string "server"
proto_config_add_string "hostname"
available=1 available=1
no_device=1 no_device=1
no_proto_task=1 no_proto_task=1
@@ -26,9 +27,9 @@ proto_l2tp_init_config() {
proto_l2tp_setup() { proto_l2tp_setup() {
local interface="$1" local interface="$1"
local optfile="/tmp/l2tp/options.${interface}" local optfile="/tmp/l2tp/options.${interface}"
local ip serv_addr server host local ip serv_addr server host hostname
json_get_var server server json_get_vars server hostname
host="${server%:*}" host="${server%:*}"
for ip in $(resolveip -t 5 "$host"); do for ip in $(resolveip -t 5 "$host"); do
( proto_add_host_dependency "$interface" "$ip" ) ( proto_add_host_dependency "$interface" "$ip" )
@@ -41,6 +42,8 @@ proto_l2tp_setup() {
exit 1 exit 1
} }
hostname="${hostname:+hostname=$hostname}"
# Start and wait for xl2tpd # Start and wait for xl2tpd
if [ ! -p /var/run/xl2tpd/l2tp-control -o -z "$(pidof xl2tpd)" ]; then if [ ! -p /var/run/xl2tpd/l2tp-control -o -z "$(pidof xl2tpd)" ]; then
/etc/init.d/xl2tpd restart /etc/init.d/xl2tpd restart
@@ -88,7 +91,7 @@ $mtu
$pppd_options $pppd_options
EOF EOF
xl2tpd-control add-lac l2tp-${interface} pppoptfile=${optfile} lns=${server} || { xl2tpd-control add-lac l2tp-${interface} pppoptfile=${optfile} lns=${server} ${hostname} || {
echo "xl2tpd-control: Add l2tp-$interface failed" >&2 echo "xl2tpd-control: Add l2tp-$interface failed" >&2
proto_setup_failed "$interface" proto_setup_failed "$interface"
exit 1 exit 1