fix the route to the pptp server when using pptp as wan interface

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10751 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/pptp/files/pptp.sh b/package/pptp/files/pptp.sh
index 0743082..ba0e376 100644 (file)
--- a/package/pptp/files/pptp.sh
+++ b/package/pptp/files/pptp.sh
@@ -2,12 +2,18 @@ scan_pptp() {
        scan_ppp "$@"
 }
 
+find_gw() {
+       route -n | awk '$1 == "0.0.0.0" { print $2; exit }'
+}
+
+
 setup_interface_pptp() {
        local config="$2"
        local ifname
        
        config_get device "$config" device
        config_get ipproto "$config" ipproto
+       config_get server "$cfg" server
 
        for module in slhc ppp_generic ppp_async ip_gre; do
                /sbin/insmod $module 2>&- >&-
@@ -15,6 +21,11 @@ setup_interface_pptp() {
        sleep 1
 
        setup_interface "$device" "$config" "${ipproto:-dhcp}"
+       local gw="$(find_gw)"
+       [ -n "$gw" ] && {
+               route delete "$server" 2>/dev/null >/dev/null
+               route add "$server" gw "$gw"
+       }
 
        # fix up the netmask
        config_get netmask "$config" netmask
@@ -26,7 +37,6 @@ setup_interface_pptp() {
        uci_set_state network "$config" ifname "$ifname"
 
        config_get mtu "$cfg" mtu
-       config_get server "$cfg" server
        mtu=${mtu:-1452}
        start_pppd "$config" \
                pty "/usr/sbin/pptp $server --loglevel 0 --nolaunchpppd" \