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SVN-Revision: 19

diff --git a/root/bin/login b/root/bin/login
new file mode 100755 (executable)
index 0000000..7520824
--- /dev/null
+++ b/root/bin/login
@@ -0,0 +1,2 @@
+#!/bin/sh
+exec ash --login

diff --git a/root/etc/functions.sh b/root/etc/functions.sh
new file mode 100755 (executable)
index 0000000..1cf97e3
--- /dev/null
+++ b/root/etc/functions.sh
@@ -0,0 +1,118 @@
+#!/bin/sh
+
+. /etc/nvram.overrides
+
+debug () {
+ [ -z "$DEBUG" ] || echo $1
+}
+
+# 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=$(ifconfig -a | awk '{IGNORECASE=1} /^eth.*'$hwaddr'/ {print $1; exit}')
+    debug "# vlan$i: $hwname $hwaddr => $vif"
+
+    $DEBUG ifconfig $vif up
+    $DEBUG vconfig add $vif $i 2>/dev/null
+  }
+  ifconfig "$1" >/dev/null 2>&1 || [ "${1%%[0-9]}" = "br" ] 
+  return $?
+)
+
+wifi () (
+  debug "### wifi $1 ###"
+  if=$(awk 'gsub(":","") {print $1}' /proc/net/wireless)
+  $DEBUG wlconf $if $1 
+)
+
+ifup () (
+  type=$1
+  debug "### ifup $type ###"
+  
+  if=$(nvram_get ${type}_ifname)
+  if [ "${if%%[0-9]}" = "ppp" ]; then
+    if=$(nvram_get pppoe_ifname) 
+  fi
+  
+  if_valid $if || return
+  
+  $DEBUG ifconfig $if down
+  if [ "${if%%[0-9]}" = "br" ]; then
+    stp=$(nvram_get ${type}_stp)
+    $DEBUG brctl delbr $if
+    $DEBUG brctl addbr $if
+    $DEBUG brctl setfd $if 0
+    $DEBUG brctl stp $if $stp
+    if_list=$(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 ${type}_hwaddr)
+  [ -z "$if_mac" ] || $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 $if_netmask up
+
+      ipcalc -s "$if_gateway" || return 
+      $DEBUG route add default gw $if_gateway
+
+      [ -f /etc/resolv.conf ] && return
+
+      debug "# --- creating /etc/resolv.conf ---"
+      for dns in $(nvram_get ${type}_dns); do {
+       echo "nameserver $dns" >> /etc/resolv.conf
+      } done
+    ;;
+    dhcp)
+      pidfile=/tmp/dhcp-${type}.pid
+      if [ -f $pidfile ]; then
+        $DEBUG kill $(cat $pidfile)
+      fi
+      cmd="udhcpc -i $if -b -p $pidfile &"
+      ${DEBUG:-eval} $cmd
+    ;;
+    pppoe)
+      if_username=$(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 /sbin/pppoecd $if -u $if_username -p $if_password -i 0 -I $if_redial -T $if_idletime -k
+    ;;
+    *)
+      echo "### WARNING $if: $if_proto is not supported"
+    ;;
+  esac
+)
+
+ifdown () (                                                                       
+  type=$1
+  debug "### ifdown $type ###"
+  if=$(nvram_get ${type}_ifname)                                                
+  if_valid $if || return                                                        
+  $DEBUG ifdown $if
+)

diff --git a/root/etc/nvram.overrides b/root/etc/nvram.overrides
new file mode 100644 (file)
index 0000000..058ce70
--- /dev/null
+++ b/root/etc/nvram.overrides
@@ -0,0 +1,41 @@
+# NVRAM overrides
+# This file handles the NVRAM quirks of various hardware
+
+# linksys bug has lan doing dhcp; force static
+lan_proto="static"
+
+# failsafe if reset is held
+[ "$FAILSAFE" = "true" ] && {
+  debug "### FAILSAFE MODE ####"
+  lan_ifname="br0"
+  lan_ifnames="vlan0 vlan2 eth1 eth2 eth3"
+  lan_ipaddr="192.168.1.1"
+  lan_netmask="255.255.255.0"
+  lan_hwaddr="00:0B:AD:0A:DD:00"
+  wan_ifname="none"
+  wifi_ifname="none"
+}
+
+# hacks for 1.x hardware
+[ "$(nvram get boardnum)"  = "42" ] && \
+[ "$(nvram get boardtype)" = "bcm94710dev" ] && {
+  debug "### 1.x hardware 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")')\"
+  }
+
+  remap lan_ifname
+  remap lan_ifnames
+  remap wifi_ifname
+  remap wifi_ifnames
+  remap wan_ifname
+  remap wan_ifnames
+  remap pppoe_ifname
+}

diff --git a/root/etc/profile b/root/etc/profile
new file mode 100644 (file)
index 0000000..66e8b93
--- /dev/null
+++ b/root/etc/profile
@@ -0,0 +1,3 @@
+#!/bin/sh
+export PATH=/bin:/sbin:/usr/bin:/usr/sbin
+export PS1='\u@\h:\w\$ '

diff --git a/root/etc/sysctl.conf b/root/etc/sysctl.conf
new file mode 100644 (file)
index 0000000..8552a4b
--- /dev/null
+++ b/root/etc/sysctl.conf
@@ -0,0 +1,7 @@
+kernel.panic = 3
+net.ipv4.ip_forward = 1
+net.ipv4.icmp_echo_ignore_broadcasts = 1
+net.ipv4.icmp_ignore_bogus_error_responses = 1
+net.ipv4.tcp_fin_timeout = 30
+net.ipv4.tcp_keepalive_time = 120
+net.ipv4.tcp_timestamps = 0