precompile ppp active filter (reduces libpcap overhead to only a few k), enable by...

[openwrt.git] / openwrt / package / ppp / files / ifup.pppoe

diff --git a/openwrt/package/ppp/files/ifup.pppoe b/openwrt/package/ppp/files/ifup.pppoe
index 9a5d0a3..1f9cd73 100644 (file)
--- a/openwrt/package/ppp/files/ifup.pppoe
+++ b/openwrt/package/ppp/files/ifup.pppoe
@@ -14,31 +14,35 @@ for module in slhc ppp_generic pppox pppoe; do
        /sbin/insmod $module 2>&- >&-
 done
 
-while :; do
-  IFNAME=$(nvram get pppoe_ifname)
-  USERNAME=$(nvram get ppp_username)
-  PASSWORD=$(nvram get ppp_passwd)
-  REDIAL=$(nvram get ppp_redialperiod)
-  REDIAL=${REDIAL:+lcp-echo-interval $REDIAL}
-  IDLETIME=$(nvram get ppp_idletime)
-  IDLETIME=${IDLETIME:+lcp-echo-failure $IDLETIME}
-  MTU=$(nvram get ppp_mtu)
-  MTU=${MTU:-1492}
+IFNAME=$(nvram get ${type}_device)
+USERNAME=$(nvram get ppp_username)
+PASSWORD=$(nvram get ppp_passwd)
+KEEPALIVE=$(nvram get ppp_redialperiod)
+KEEPALIVE=${KEEPALIVE:+lcp-echo-interval 1 lcp-echo-failure $KEEPALIVE}
+DEMAND=$(nvram get ppp_demand)
+case "$DEMAND" in
+       on|1|enabled)
+               DEMAND=$(nvram get ppp_idletime)
+               DEMAND=${IDLETIME:+demand idle $IDLETIME}
+               [ -f /etc/ppp/filter ] && DEMAND=${DEMAND:+precompiled-active-filter /etc/ppp/filter $DEMAND}
+       ;;
+       *) DEMAND="persist";;
+esac
+MTU=$(nvram get ppp_mtu)
+MTU=${MTU:-1492}
+
+ifconfig $IFNAME up
+/usr/sbin/pppd \
+       plugin rp-pppoe.so \
+       connect /bin/true \
+       usepeerdns \
+       defaultroute \
+       linkname $type \
+       ipparam $type \
+       user "$USERNAME" \
+       password "$PASSWORD" \
+       mtu $MTU mru $MTU \
+       $DEMAND \
+       $KEEPALIVE \
+       nic-$IFNAME
 
-  ifconfig $IFNAME up
-  /usr/sbin/pppd nodetach \
-       plugin rp-pppoe.so \
-       connect /bin/true \
-       usepeerdns \
-       defaultroute \
-       linkname $type \
-       user "$USERNAME" \
-       password "$PASSWORD" \
-       mtu $MTU mru $MTU \
-       $IDLETIME \
-       $REDIAL \
-       nic-$IFNAME
-  
-  # Read settings again (might have changed)
-  [ -e /etc/config/network ] && . /etc/config/network
-done &