+find_gw() {
+ route -n | awk '$1 == "0.0.0.0" { print $2; exit }'
+}
+
scan_pptp() {
- scan_ppp "$@"
+ config_set "$1" device "pptp-$1"
+}
+
+stop_interface_pptp() {
+ stop_interface_ppp "$1"
+}
+
+coldplug_interface_pptp() {
+ setup_interface_pptp "pptp-$1" "$1"
}
setup_interface_pptp() {
- local iface="$1"
local config="$2"
-
+ local ifname
+
+ local device
config_get device "$config" device
+ local ipproto
+ config_get ipproto "$config" ipproto
+
+ local server
+ config_get server "$config" server
+
+ local buffering
+ config_get_bool buffering "$config" buffering 1
+ [ "$buffering" == 0 ] && buffering="--nobuffer" || buffering=
+
for module in slhc ppp_generic ppp_async ip_gre; do
/sbin/insmod $module 2>&- >&-
done
- setup_interface "$iface" "$config" "dhcp"
+ sleep 1
+
+ setup_interface "$device" "$config" "${ipproto:-dhcp}"
+ local gw="$(find_gw)"
+ [ -n "$gw" ] && {
+ [ "$gw" != 0.0.0.0 ] && route delete "$server" 2>/dev/null >/dev/null
+ route add "$server" gw "$gw"
+ }
+
+ # fix up the netmask
+ config_get netmask "$config" netmask
+ [ -z "$netmask" -o -z "$device" ] || ifconfig $device netmask $netmask
- config_get mtu "$cfg" mtu
- config_get server "$cfg" server
+ config_get mtu "$config" mtu
mtu=${mtu:-1452}
start_pppd "$config" \
- pty "/usr/sbin/pptp $server --loglevel 0 --nolaunchpppd" \
+ pty "/usr/sbin/pptp $server --loglevel 0 --nolaunchpppd $buffering" \
file /etc/ppp/options.pptp \
mtu $mtu mru $mtu
}