inital commit of 20040316

SVN-Revision: 4

root/bin/alldone

@@ -0,0 +1,5 @@
+#!/bin/sh
+mtd unlock mtd4
+/usr/bin/killall5 -9
+umount -ar
+

root/bin/firstboot

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+#!/bin/sh
+
+exec 2>/dev/null
+
+umount /jffs 
+mtd erase OpenWrt
+mount -t jffs2 /dev/mtdblock/4 /jffs
+mount /dev/mtdblock/2 /rom -o ro
+cd /jffs
+{
+	cd /rom
+	find . -type d
+} | xargs mkdir
+
+for file in $(cd /rom; find *  -type f; find *  -type l;)
+do {
+	ln -sf  /rom/$file $file
+} done
+
+touch /tmp/resolv.conf
+ln -s /tmp/resolv.conf /etc/resolv.conf
+
+umount /rom
+mount none /jffs/proc -t proc
+pivot_root /jffs /jffs/rom
+mount none /dev  -t devfs
+mount none /tmp  -t ramfs
+umount /rom/proc
+umount /rom/tmp
+umount /rom/dev

root/etc/firewall.sh

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+#!/bin/sh
+
+IPT=/usr/sbin/iptables
+
+for T in filter nat mangle ; do
+  $IPT -t $T -F
+  $IPT -t $T -X
+done
+
+$IPT -t filter -A INPUT -m state --state INVALID -j DROP
+$IPT -t filter -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT 
+$IPT -t filter -A INPUT -p icmp -j ACCEPT 
+$IPT -t filter -A INPUT -i vlan1 -p tcp -j REJECT --reject-with tcp-reset 
+$IPT -t filter -A INPUT -i vlan1 -j REJECT --reject-with icmp-port-unreachable 
+$IPT -t filter -A FORWARD -m state --state INVALID -j DROP 
+$IPT -t filter -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT 
+$IPT -t filter -A FORWARD -i vlan1 -m state --state NEW,INVALID -j DROP
+
+$IPT -t nat -A POSTROUTING -o vlan1 -j MASQUERADE
+
+echo "1"   >/proc/sys/net/ipv4/ip_forward
+echo "1"   >/proc/sys/net/ipv4/icmp_echo_ignore_broadcasts
+echo "1"   >/proc/sys/net/ipv4/icmp_ignore_bogus_error_responses
+echo "30"  >/proc/sys/net/ipv4/tcp_fin_timeout
+echo "120" >/proc/sys/net/ipv4/tcp_keepalive_time
+echo "0"   >/proc/sys/net/ipv4/tcp_timestamps

root/etc/inittab

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+::sysinit:/etc/rcS
+::restart:/sbin/init
+::ctrlaltdel:/sbin/reboot
+::shutdown:/bin/alldone
+::respawn:/usr/sbin/dnsmasq -d -l /tmp/udhcpd.leases -s lan
+
+

root/etc/networking.sh

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+#!/bin/sh
+# OpenWrt Networking script
+# $Id$
+# Copyright (c) 2004 Mike Baker <mbm at alt.org>
+
+# to debug:
+# export DEBUG=echo
+
+export PATH=/usr/bin:/bin:/usr/sbin:/sbin
+
+# lookup an interface by mac address
+mac2if () {
+  if=$(ifconfig -a | grep -i "$1" | grep -e "^eth" | awk '{print $1}')
+  echo $if
+}
+
+# allow env to override nvram 
+nvram_get () {
+ eval "echo \${$1:=\$(nvram get $1)}"
+}
+
+# valid interface?
+if_valid () {
+  [ "${1%[0-9]}" = "vlan" ] && {
+    i=${1##vlan} 
+    hwname=$(nvram_get vlan${i}hwname)
+    hwaddr=$(nvram_get ${hwname}macaddr)
+    [ -z "$hwaddr" ] && return 1
+
+    vif=$(mac2if $hwaddr)
+    echo "# vlan${i}: $hwname $hwaddr => $vif"
+
+    $DEBUG ifconfig $vif up
+    #$DEBUG vconfig rem vlan${i}
+    $DEBUG vconfig add $vif $i
+  }
+  ifconfig "$1" >/dev/null 2>&1 || [ "${1%[0-9]}" = "br" ] 
+  return $?
+}
+
+wifi_init () {
+  echo "# --- wifi init ---"
+  hwaddr=$(nvram_get il0macaddr)
+  [ -z "$hwaddr" ] && hwaddr=$(nvram_get wl0_hwaddr)
+  if=$(mac2if $hwaddr)
+  $DEBUG wlconf $if up
+}
+
+configure () {
+  type=$1
+  echo "# --- $type ---"
+  
+  if=$(nvram_get ${type}_ifname)
+  if [ "${if%[0-9]}" = "ppp" ]; then
+    if=$(nvram get pppoe_ifname) 
+  fi
+  if_valid $if || return
+  
+  if [ "${if%[0-9]}" = "br" ]; then
+    $DEBUG ifconfig $if down
+    $DEBUG brctl delbr $if
+    $DEBUG brctl addbr $if
+    $DEBUG brctl setfd $if 0
+    if_list=$(nvram_get ${type}_ifnames)
+    for sif in $if_list; do {
+      if_valid $sif || continue
+      $DEBUG ifconfig $sif 0.0.0.0 up
+      $DEBUG brctl addif $if $sif 
+    }; done
+  fi
+
+  if_mac=$(nvram_get ${type}_hwaddr)
+  $DEBUG ifconfig $if hw ether $if_mac
+ 
+  if_proto=$(nvram_get ${type}_proto)
+  case "$if_proto" in
+    static)
+      if_ip=$(nvram_get ${type}_ipaddr)
+      if_netmask=$(nvram_get ${type}_netmask)
+      if_gateway=$(nvram_get ${type}_gateway)
+      
+      ipcalc -s "$if_ip"      || return 
+      ipcalc -s "$if_netmask" || return 
+      $DEBUG ifconfig $if $if_ip netmask $if_netmask up
+
+      ipcalc -s "$ip_gateway" || return 
+      $DEBUG route add default gw $ip_gateway
+    ;;
+    dhcp)
+      pidfile=/tmp/dhcp-${type}.pid
+      if [ -f $pidfile ]; then
+        $DEBUG kill $(cat $pidfile)
+      fi
+      $DEBUG udhcpc -i $if -b -p /tmp/dhcp-${type}.pid
+    ;;
+    pppoe)
+      if_username=$(nvram_get ppp_username)
+      if_password=$(nvram_get ppp_passwd)
+      if_redial=$(nvram_get ppp_redialperiod)
+      if_idletime=$(nvram_get ppp_idletime)
+      
+      $DEBUG ifconfig $if 0.0.0.0 up
+      
+      $DEBUG pppd user "$if_username" password "$if_password" defaultroute  
+    ;;
+    *)
+      echo "$if: $if_proto is not supported"
+    ;;
+  esac
+}
+
+### START NETWORKING ###
+wifi_init
+
+$DEBUG vconfig set_name_type VLAN_PLUS_VID_NO_PAD
+
+# hacks for 1.x hardware
+[ -z "$(nvram_get vlan0hwname)" ] && {
+  echo "# 1.x HACK"
+  vlan1hwname="et0"
+  vlan2hwname="et0"
+
+  # we remap old device names to new
+  # it's recommended that you continue to
+  # use the old names to preserve backwards
+  # compatibility
+  remap () {
+    eval $1=\"$(nvram_get $1 | awk '{
+	  gsub(/eth0/,"vlan2")
+	  gsub(/eth1/,"vlan1")
+	  print $0
+    }')\"
+  }
+
+  remap lan_ifname
+  remap lan_ifnames
+  remap wifi_ifname
+  remap wifi_ifnames
+  remap wan_ifname
+  remap wan_ifnames
+  remap pppoe_ifname
+}
+
+# failsafe if reset is held 
+[ "$FAILSAFE" = "true" ] && {
+  lan_ifname="br0"
+  lan_ifnames="vlan0 vlan2 eth1 eth2 eth3"
+  lan_ipaddr="192.168.1.1"
+  lan_netmask="255.255.255.0"
+  lan_hwaddr="00:0B:AD:0A:DD:00"
+  wan_ifname="none"
+  wifi_ifname="none"
+}
+
+# linksys bug has lan doing dhcp; force static
+lan_proto="static"
+
+configure lan
+configure wifi
+configure wan

root/etc/preinit

@@ -0,0 +1,16 @@
+#!/bin/sh
+mount none /proc -t proc
+if /sbin/resetmon ; then
+  mtd unlock mtd4
+  mount -t jffs2 /dev/mtdblock/4 /jffs
+  pivot_root /jffs /jffs/rom
+  mount none /dev -t devfs
+  mount none /proc -t proc
+  umount rom/proc
+  umount rom/dev
+else
+  FAILSAFE=true
+  export FAILSAFE
+fi
+mount none /tmp -t ramfs
+exec /sbin/init

root/etc/rcS

@@ -0,0 +1,27 @@
+#!/bin/sh
+
+export TZ=$(nvram get tz)
+
+insmod diag
+echo "0x01" > /proc/sys/diag
+echo "3" >/proc/sys/kernel/panic
+
+# networking
+insmod et
+insmod wl
+
+ifconfig lo 127.0.0.1 up
+
+# eth0 and eth1 are shared, must set eth0 as promisc
+ifconfig eth0 promisc
+ifconfig eth1 promisc
+/etc/networking.sh
+
+# now lets set up a basic set of rules to do ip masquerade
+/etc/firewall.sh
+
+# now lets start some basic services
+/usr/sbin/telnetd
+/usr/sbin/httpd -p 80 -h /www -r WRT54G Router
+/usr/sbin/udhcpd /etc/udhcpd.conf
+

root/etc/udhcpd.conf

@@ -0,0 +1,12 @@
+max_leases 200
+start 192.168.1.20
+end 192.168.1.250
+interface br0
+lease_file /tmp/udhcpd.leases
+domain lan
+pidfile /tmp/udhcpd.pid
+option dns 192.168.1.1
+option subnet 255.255.255.0
+option router 192.168.1.1
+lease 7200
+

root/usr/share/udhcpc/default.bound

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+#!/bin/sh
+# Sample udhcpc renew script
+
+RESOLV_CONF="/tmp/resolv.conf"
+
+if test -n "$broadcast"; then
+	BROADCAST="broadcast $broadcast"
+fi
+
+if test -n "$subnet"; then
+	NETMASK="netmask $subnet"
+fi
+
+/sbin/ifconfig $interface $ip $BROADCAST $NETMASK
+
+if test -n "$router"; then
+	echo "deleting routers"
+	while /sbin/route del default gw 0.0.0.0 dev $interface
+	do :
+	done
+
+	for i in $router
+	do
+		/sbin/route add default gw $i dev $interface
+	done
+fi
+
+echo -n > $RESOLV_CONF
+
+if test -n "$domain"; then
+	echo domain $domain >> $RESOLV_CONF
+fi
+
+for i in $dns; do
+	echo adding dns $i
+	echo nameserver $i >> $RESOLV_CONF
+done

root/usr/share/udhcpc/default.deconfig

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+#!/bin/sh
+# Sample udhcpc deconfig script
+
+/sbin/ifconfig $interface 0.0.0.0

root/usr/share/udhcpc/default.renew

@@ -0,0 +1,37 @@
+#!/bin/sh
+# Sample udhcpc renew script
+
+RESOLV_CONF="/tmp/resolv.conf"
+
+if test -n "$broadcast"; then
+	BROADCAST="broadcast $broadcast"
+fi
+
+if test -n "$subnet"; then
+	NETMASK="netmask $subnet"
+fi
+
+/sbin/ifconfig $interface $ip $BROADCAST $NETMASK
+
+if test -n "$router"; then
+	echo "deleting routers"
+	while /sbin/route del default gw 0.0.0.0 dev $interface
+	do :
+	done
+
+	for i in $router
+	do
+		/sbin/route add default gw $i dev $interface
+	done
+fi
+
+echo -n > $RESOLV_CONF
+
+if test -n "$domain"; then
+	echo domain $domain >> $RESOLV_CONF
+fi
+
+for i in $dns; do
+	echo adding dns $i
+	echo nameserver $i >> $RESOLV_CONF
+done

root/usr/share/udhcpc/default.script

@@ -0,0 +1,7 @@
+#!/bin/sh
+# Currently, we only dispatch according to command.  However, a more
+# elaborate system might dispatch by command and interface or do some
+# common initialization first, especially if more dhcp event notifications
+# are added.
+
+exec /usr/share/udhcpc/default.$1

root/www/index.html

@@ -0,0 +1,12 @@
+<HTML>
+<HEAD>
+	<TITLE>OpenWrt</TITLE>
+</HEAD>
+<BODY>
+OpenWrt is operating in failsafe mode.<BR>
+There are currently no packages installed<BR>
+
+
+
+</BODY>
+</HTML>