2 # Copyright (C) 2006 OpenWrt.org
8 for ifn in $interfaces; do
9 config_get iftype "$ifn" type
10 config_get iface "$ifn" ifname
11 config_get device "$ifn" device
12 for ifc in ${device:-$iface}; do
13 [ "$ifc" = "$1" ] && {
24 local mode iftype iface
27 config_get iftype "$CONFIG_SECTION" TYPE
30 config_get proto "$CONFIG_SECTION" proto
31 append interfaces "$CONFIG_SECTION"
32 ( type "scan_$proto" ) >/dev/null 2>/dev/null && eval "scan_$proto '$CONFIG_SECTION'"
33 config_get ifname "$CONFIG_SECTION" ifname
34 config_get device "$CONFIG_SECTION" device
35 config_set "$CONFIG_SECTION" device "${device:-$ifname}"
45 [ "$1" = "$vif" ] || ifconfig "$1" >/dev/null 2>/dev/null || {
46 ifconfig "$vif" up 2>/dev/null >/dev/null || add_vlan "$vif"
47 $DEBUG vconfig add "$vif" "${1##*\.}"
57 config=$(find_config "$iface")
58 [ "$?" = 0 ] || return 1
62 config_get proto "$config" proto
65 config_get iftype "$config" type
67 # Setup VLAN interfaces
73 ifconfig "$iface" up 2>/dev/null >/dev/null
74 ifconfig "br-$config" 2>/dev/null >/dev/null && {
75 $DEBUG brctl addif "br-$config" "$iface"
78 $DEBUG brctl addbr "br-$config"
79 $DEBUG brctl setfd "br-$config" 0
80 $DEBUG brctl addif "br-$config" "$iface"
87 config_get mtu "$config" mtu
88 $DEBUG ifconfig "$iface" ${mtu:+mtu $mtu} up
90 pidfile="/var/run/$iface.pid"
93 config_get ipaddr "$config" ipaddr
94 config_get netmask "$config" netmask
95 [ -z "$ipaddr" -o -z "$netmask" ] && return 1
97 config_get ip6addr "$config" ip6addr
98 config_get gateway "$config" gateway
99 config_get dns "$config" dns
101 $DEBUG ifconfig "$iface" "$ipaddr" netmask "$netmask"
102 [ -z "$gateway" ] || route add default gw "$gateway"
103 [ -z "$dns" -o -f /tmp/resolv.conf ] || {
105 echo "nameserver $ns" >> /tmp/resolv.conf
109 env -i ACTION="ifup" INTERFACE="config" DEVICE="$iface" PROTO=static /sbin/hotplug "iface" &
112 pid="$(cat "$pidfile" 2>/dev/null)"
113 [ -n "$pid" -a -d "/proc/$pid" ] && kill -9 "$pid"
115 config_get ipaddr "$config" ipaddr
116 config_get netmask "$config" netmask
117 config_get hostname "$config" hostname
118 config_get proto1 "$config" proto
120 [ -z "$ipaddr" ] || \
121 $DEBUG ifconfig "$iface" "$ipaddr" ${netmask:+netmask "$netmask"}
123 # don't stay running in background if dhcp is not the main proto on the interface (e.g. when using pptp)
124 [ "$proto1" != "$proto" ] && dhcpopts="-n -q"
125 $DEBUG udhcpc -i "$iface" ${ipaddr:+-r $ipaddr} ${hostname:+-H $hostname} -b -p "$pidfile" ${dhcpopts:- -R &}
128 if ( eval "type setup_interface_$proto" ) >/dev/null 2>/dev/null; then
129 eval "setup_interface_$proto '$iface' '$config' '$proto'"
131 echo "Interface type $proto not supported."