#!/bin/sh
-. /etc/functions.sh
+[ $# = 0 ] && { echo " $0 <group>"; exit; }
+. /etc/config/network
type=$1
-[ "$(nvram get ${type}_proto)" = "pptp" ] || exit
+eval "proto=\"\${${type}_proto}\""
+[ "$proto" = "pptp" ] || {
+ echo "$0: ${type}_proto isn't pptp"
+ exit
+}
-[ -d "/var/lock" ] || mkdir -p /var/lock || exit 1
+mkdir -p /var/lock
for module in slhc ppp_generic ppp_async ip_gre; do
/sbin/insmod $module 2>&- >&-
done
-PPTP_PROTO="$(nvram get pptp_proto)"
-[ "$PPTP_PROTO" = "static" ] || PPTP_PROTO=""
-PPTP_PROTO="${PPTP_PROTO:-dhcp}"
-IP=$(nvram get pptp_server_ip)
-USERNAME=$(nvram get ppp_username)
-PASSWORD=$(nvram get ppp_passwd)
-KEEPALIVE=$(nvram get ppp_redialperiod)
-KEEPALIVE=${KEEPALIVE:+lcp-echo-interval 10 lcp-echo-failure $KEEPALIVE}
-DEMAND=$(nvram get ppp_demand)
-case "$DEMAND" in
+KEEPALIVE=${ppp_redialperiod:+lcp-echo-interval $ppp_redialperiod lcp-echo-failure 5}
+case "$ppp_demand" in
on|1|enabled)
- DEMAND=$(nvram get ppp_idletime)
- DEMAND=${IDLETIME:+demand idle $IDLETIME}
+ DEMAND=${ppp_idletime:+demand idle $ppp_idletime}
[ -f /etc/ppp/filter ] && DEMAND=${DEMAND:+precompiled-active-filter /etc/ppp/filter $DEMAND}
;;
*) DEMAND="persist";;
esac
-MTU=$(nvram get ppp_mtu)
-MTU=${MTU:-1452}
+MTU=${ppp_mtu:-1452}
-do_ifup $PPTP_PROTO $type
-
-# hack for some buggy ISPs
-NETMASK=$(nvram get ${type}_netmask)
-IFNAME=$(nvram get ${type}_device)
-[ -z "$NETMASK" -o -z "$IFNAME" ] || ifconfig $IFNAME netmask $NETMASK
+[ "$pptp_proto" = "static" ] || pptp_proto="dhcp"
+do_ifup $pptp_proto $type
/usr/sbin/pppd \
- pty "/usr/sbin/pptp $IP --loglevel 0 --nolaunchpppd" \
+ pty "/usr/sbin/pptp $pptp_server_ip --loglevel 0 --nolaunchpppd" \
file /etc/ppp/options.pptp \
connect /bin/true \
usepeerdns \
replacedefaultroute \
linkname "$type" \
ipparam "$type" \
- user "$USERNAME" \
- password "$PASSWORD" \
+ user "$ppp_username" \
+ password "$ppp_passwd" \
mtu $MTU mru $MTU \
$DEMAND \
$KEEPALIVE