3 alias debug=${DEBUG:-:}
5 # allow env to override nvram
7 eval "echo \${$1:-\$(nvram get $1)}"
13 [ "${1%%[0-9]}" = "vlan" ] && {
15 hwname=$(nvram_get vlan${i}hwname)
16 hwaddr=$(nvram_get ${hwname}macaddr)
17 [ -z "$hwaddr" ] && return 1
19 vif=$(ifconfig -a | awk '{IGNORECASE=1} /^eth.*'$hwaddr'/ {print $1; exit}')
20 debug "# vlan$i: $hwname $hwaddr => $vif"
22 $DEBUG ifconfig $vif up
23 $DEBUG vconfig add $vif $i 2>/dev/null
25 ifconfig "$1" >/dev/null 2>&1 || [ "${1%%[0-9]}" = "br" ]
29 debug "### wifi $1 ###"
30 if=$(awk 'gsub(":","") {print $1}' /proc/net/wireless)
36 debug "### ifup $type ###"
38 if=$(nvram_get ${type}_ifname)
39 if [ "${if%%[0-9]}" = "ppp" ]; then
40 if=$(nvram_get pppoe_ifname)
43 if_valid $if || return
45 $DEBUG ifconfig $if down
46 if [ "${if%%[0-9]}" = "br" ]; then
47 stp=$(nvram_get ${type}_stp)
48 $DEBUG brctl delbr $if
49 $DEBUG brctl addbr $if
50 $DEBUG brctl setfd $if 0
51 $DEBUG brctl stp $if ${stp:-0}
52 if_list=$(nvram_get ${type}_ifnames)
53 for sif in $if_list; do {
54 if_valid $sif || continue
55 $DEBUG ifconfig $sif 0.0.0.0 up
56 $DEBUG brctl addif $if $sif
60 if_mac=$(nvram_get ${type}_hwaddr)
61 ${if_mac:+$DEBUG ifconfig $if hw ether $if_mac}
63 if_proto=$(nvram_get ${type}_proto)
66 if_ip=$(nvram_get ${type}_ipaddr)
67 if_netmask=$(nvram_get ${type}_netmask)
68 if_gateway=$(nvram_get ${type}_gateway)
70 $DEBUG ifconfig $if $if_ip ${if_netmask:+netmask $if_netmask} broadcast + up
71 ${if_gateway:+$DEBUG route add default gw $if_gateway}
73 [ -f /etc/resolv.conf ] && return
75 debug "# --- creating /etc/resolv.conf ---"
76 for dns in $(nvram_get ${type}_dns); do {
77 echo "nameserver $dns" >> /etc/resolv.conf
81 pidfile=/tmp/dhcp-${type}.pid
82 if [ -f $pidfile ]; then
83 $DEBUG kill $(cat $pidfile)
85 ${DEBUG:-eval} "udhcpc -i $if -b -p $pidfile &"
88 if_username=$(nvram_get ppp_username)
89 if_password=$(nvram_get ppp_passwd)
90 if_redial=$(nvram_get ppp_redialperiod)
91 if_idletime=$(nvram_get ppp_idletime)
92 if_mtu=$(nvram_get wan_mtu)
94 $DEBUG ifconfig $if 0.0.0.0 up
96 $DEBUG /sbin/pppoecd $if -u $if_username -p $if_password \
97 -i 0 -I $if_redial -T $if_idletime -t $if_mtu -k
100 echo "### WARNING $if: $if_proto is not supported"
107 debug "### ifdown $type ###"
108 if=$(nvram_get ${type}_ifname)
109 if_valid $if || return
110 kill $(cat /var/run/${if}.pid 2>-) 2>-
111 $DEBUG ifconfig $if down