fix a race condition with dynamic interfaces and firewalling

[openwrt.git] / package / base-files / files / etc / preinit

diff --git a/package/base-files/files/etc/preinit b/package/base-files/files/etc/preinit
index 8163f79..c11732f 100755 (executable)
--- a/package/base-files/files/etc/preinit
+++ b/package/base-files/files/etc/preinit
@@ -3,7 +3,16 @@
 export PATH=/bin:/sbin:/usr/bin:/usr/sbin
 . /etc/diag.sh
 
+failsafe_ip() {
+       ifconfig $ifname 192.168.1.1 netmask 255.255.255.0 broadcast 192.168.1.255 up
+}
+
 failsafe() {
+       [ -n "$ifname" ] && grep "$ifname" /proc/net/dev >/dev/null && {
+               failsafe_ip
+               netmsg 192.168.1.255 "Entering Failsafe!"
+               telnetd -l /bin/login <> /dev/null 2>&1
+       }
        lock /tmp/.failsafe
        ash --login
 }