source: trunk/root/etc/networking.sh @ 7

Last change on this file since 7 was 7, checked in by mbm, 12 years ago

add stp, change pppoe command

  • Property svn:eol-style set to native
  • Property svn:executable set to *
  • Property svn:keywords set to Author Date Id Revision
File size: 3.7 KB
Line 
1#!/bin/sh
2# OpenWrt Networking script
3# $Id$
4# Copyright (c) 2004 Mike Baker <mbm at alt.org>
5
6# to debug:
7# export DEBUG=echo
8
9export PATH=/usr/bin:/bin:/usr/sbin:/sbin
10
11# lookup an interface by mac address
12mac2if () {
13  if=$(ifconfig -a | grep -i "$1" | grep -e "^eth" | awk '{print $1}')
14  echo $if
15}
16
17# allow env to override nvram
18nvram_get () {
19 eval "echo \${$1:=\$(nvram get $1)}"
20}
21
22# valid interface?
23if_valid () {
24  [ "${1%[0-9]}" = "vlan" ] && {
25    i=${1##vlan} 
26    hwname=$(nvram_get vlan${i}hwname)
27    hwaddr=$(nvram_get ${hwname}macaddr)
28    [ -z "$hwaddr" ] && return 1
29
30    vif=$(mac2if $hwaddr)
31    echo "# vlan${i}: $hwname $hwaddr => $vif"
32
33    $DEBUG ifconfig $vif up
34    $DEBUG vconfig add $vif $i
35  }
36  ifconfig "$1" >/dev/null 2>&1 || [ "${1%[0-9]}" = "br" ] 
37  return $?
38}
39
40wifi_init () {
41  echo "# --- wifi init ---"
42  hwaddr=$(nvram_get il0macaddr)
43  [ -z "$hwaddr" ] && hwaddr=$(nvram_get wl0_hwaddr)
44  if=$(mac2if $hwaddr)
45  $DEBUG wlconf $if up
46}
47
48configure () {
49  type=$1
50  echo "# --- $type ---"
51 
52  if=$(nvram_get ${type}_ifname)
53  if [ "${if%[0-9]}" = "ppp" ]; then
54    if=$(nvram get pppoe_ifname) 
55  fi
56  if_valid $if || return
57 
58  if [ "${if%[0-9]}" = "br" ]; then
59    stp=$(nvram get ${type}_stp)
60    $DEBUG ifconfig $if down
61    $DEBUG brctl delbr $if
62    $DEBUG brctl addbr $if
63    $DEBUG brctl setfd $if 0
64    $DEBUG brctl stp $if $stp
65    if_list=$(nvram_get ${type}_ifnames)
66    for sif in $if_list; do {
67      if_valid $sif || continue
68      $DEBUG ifconfig $sif 0.0.0.0 up
69      $DEBUG brctl addif $if $sif 
70    }; done
71  fi
72
73  if_mac=$(nvram_get ${type}_hwaddr)
74  $DEBUG ifconfig $if hw ether $if_mac
75 
76  if_proto=$(nvram_get ${type}_proto)
77  case "$if_proto" in
78    static)
79      if_ip=$(nvram_get ${type}_ipaddr)
80      if_netmask=$(nvram_get ${type}_netmask)
81      if_gateway=$(nvram_get ${type}_gateway)
82     
83      ipcalc -s "$if_ip"      || return
84      ipcalc -s "$if_netmask" || return 
85      $DEBUG ifconfig $if $if_ip netmask $if_netmask up
86
87      ipcalc -s "$ip_gateway" || return 
88      $DEBUG route add default gw $ip_gateway
89    ;;
90    dhcp)
91      pidfile=/tmp/dhcp-${type}.pid
92      if [ -f $pidfile ]; then
93        $DEBUG kill $(cat $pidfile)
94      fi
95      $DEBUG udhcpc -i $if -b -p /tmp/dhcp-${type}.pid
96    ;;
97    pppoe)
98      if_username=$(nvram_get ppp_username)
99      if_password=$(nvram_get ppp_passwd)
100      if_redial=$(nvram_get ppp_redialperiod)
101      if_idletime=$(nvram_get ppp_idletime)
102     
103      $DEBUG ifconfig $if 0.0.0.0 up
104     
105      $DEBUG /sbin/pppoecd $if -u $if_username -p $if_password -i 0 -I $if_redial -T $if_idletime -k
106      sleep 5
107      $DEBUG /sbin/route add default $if
108    ;;
109    *)
110      echo "$if: $if_proto is not supported"
111    ;;
112  esac
113}
114
115### START NETWORKING ###
116wifi_init
117
118$DEBUG vconfig set_name_type VLAN_PLUS_VID_NO_PAD
119
120# hacks for 1.x hardware
121[ -z "$(nvram_get vlan0hwname)" ] && {
122  echo "# 1.x HACK"
123  vlan1hwname="et0"
124  vlan2hwname="et0"
125
126  # we remap old device names to new
127  # it's recommended that you continue to
128  # use the old names to preserve backwards
129  # compatibility
130  remap () {
131    eval $1=\"$(nvram_get $1 | awk '{
132          gsub(/eth0/,"vlan2")
133          gsub(/eth1/,"vlan1")
134          print $0
135    }')\"
136  }
137
138  remap lan_ifname
139  remap lan_ifnames
140  remap wifi_ifname
141  remap wifi_ifnames
142  remap wan_ifname
143  remap wan_ifnames
144  remap pppoe_ifname
145}
146
147# failsafe if reset is held
148[ "$FAILSAFE" = "true" ] && {
149  lan_ifname="br0"
150  lan_ifnames="vlan0 vlan2 eth1 eth2 eth3"
151  lan_ipaddr="192.168.1.1"
152  lan_netmask="255.255.255.0"
153  lan_hwaddr="00:0B:AD:0A:DD:00"
154  wan_ifname="none"
155  wifi_ifname="none"
156}
157
158# linksys bug has lan doing dhcp; force static
159lan_proto="static"
160
161configure lan
162configure wifi
163configure wan
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