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author | Felix Fietkau <nbd@openwrt.org> | 2006-07-30 03:09:09 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2006-07-30 03:09:09 +0000 |
commit | d3a6fe9915875cb78ca3d22f8330a0380dcd58a0 (patch) | |
tree | 3a7ec356cf8ec9ada9d0ddbf6ccbd1cbb9aae869 /package/base-files/default/lib/network/config.sh | |
parent | d5aeb2645530079ac89ed72e2eee91fbcbc38e84 (diff) | |
download | master-187ad058-d3a6fe9915875cb78ca3d22f8330a0380dcd58a0.tar.gz master-187ad058-d3a6fe9915875cb78ca3d22f8330a0380dcd58a0.tar.bz2 master-187ad058-d3a6fe9915875cb78ca3d22f8330a0380dcd58a0.zip |
rewrite of the network scripts and configuration
git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@4323 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/base-files/default/lib/network/config.sh')
-rwxr-xr-x | package/base-files/default/lib/network/config.sh | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/package/base-files/default/lib/network/config.sh b/package/base-files/default/lib/network/config.sh new file mode 100755 index 0000000000..59ec84aba8 --- /dev/null +++ b/package/base-files/default/lib/network/config.sh @@ -0,0 +1,147 @@ +#!/bin/sh +# Copyright (C) 2006 OpenWrt.org + +# DEBUG="echo" + +find_config() { + local type iface ifn + for ifn in $interfaces; do + config_get type "$ifn" type + config_get iface "$ifn" ifname + case "$type" in + bridge) + config_get iface "$ifn" ifnames + ;; + esac + for ifc in $iface; do + [ "$ifc" = "$1" ] && { + echo "$ifn" + return 0 + } + done + done + + return 1; +} + +scan_interfaces() { + local mode type iface + interfaces= + config_cb() { + config_get type "$CONFIG_SECTION" TYPE + case "$type" in + interface) + config_get type "$CONFIG_SECTION" type + config_get mode "$CONFIG_SECTION" proto + case "$type" in + bridge) + config_get iface "$CONFIG_SECTION" ifname + iface="${iface:-br-$CONFIG_SECTION}" + config_set "$CONFIG_SECTION" ifname "$iface" + ;; + esac + append interfaces "$CONFIG_SECTION" + ( type "scan_$mode" ) >/dev/null 2>/dev/null && eval "scan_$mode '$CONFIG_SECTION'" + ;; + esac + } + config_load network +} + +add_vlan() { + local vif="${1%\.*}" + + [ "$1" = "$vif" ] || ifconfig "$1" >/dev/null 2>/dev/null || { + ifconfig "$vif" up 2>/dev/null >/dev/null || add_vlan "$vif" + $DEBUG vconfig add "$vif" "${1##*\.}" + } +} + +setup_interface() { + local iface="$1" + local config="$2" + local proto="$3" + + [ -n "$config" ] || { + config=$(find_config "$iface") + [ "$?" = 0 ] || return 1 + } + + [ -n "$proto" ] || { + config_get proto "$config" proto + } + + config_get iftype "$config" type + + # Setup VLAN interfaces + add_vlan "$iface" + + # Setup bridging + case "$iftype" in + bridge) + config_get bridge_ifname "$config" ifname + ifconfig "$iface" up 2>/dev/null >/dev/null + ifconfig "$bridge_ifname" 2>/dev/null >/dev/null && { + $DEBUG brctl addif "$bridge_ifname" "$iface" + return 0 + } || { + $DEBUG brctl addbr "$bridge_ifname" + $DEBUG brctl setfd "$bridge_ifname" 0 + $DEBUG brctl addif "$bridge_ifname" "$iface" + iface="$bridge_ifname" + } + ;; + esac + + # Interface settings + config_get mtu "$config" mtu + $DEBUG ifconfig "$iface" ${mtu:+mtu $mtu} up + + pidfile="/var/run/$iface.pid" + case "$proto" in + static) + config_get ipaddr "$config" ipaddr + config_get netmask "$config" netmask + [ -z "$ipaddr" -o -z "$netmask" ] && return 1 + + config_get ip6addr "$config" ip6addr + config_get gateway "$config" gateway + config_get dns "$config" dns + + $DEBUG ifconfig "$iface" "$ipaddr" netmask "$netmask" + [ -z "$gateway" ] || route add default gw "$gateway" + [ -z "$dns" -o -f /tmp/resolv.conf ] || { + for ns in $dns; do + echo "nameserver $ns" >> /tmp/resolv.conf + done + } + + env -i ACTION="ifup" INTERFACE="config" DEVICE="$iface" PROTO=static /sbin/hotplug "iface" & + ;; + dhcp) + pid="$(cat "$pidfile" 2>/dev/null)" + [ -n "$pid" -a -d "/proc/$pid" ] && kill -9 "$pid" + + config_get ipaddr "$config" ipaddr + config_get netmask "$config" netmask + config_get hostname "$config" hostname + config_get proto1 "$config" proto + + [ -z "$ipaddr" ] || \ + $DEBUG ifconfig "$iface" "$ipaddr" ${netmask:+netmask "$netmask"} + + # don't stay running in background if dhcp is not the main proto on the interface (e.g. when using pptp) + [ "$proto1" != "$proto" ] && dhcpopts="-n -q" + $DEBUG udhcpc -i "$iface" ${ipaddr:+-r $ipaddr} ${hostname:+-H $hostname} -b -p "$pidfile" ${dhcpopts:- -R &} + ;; + *) + if ( eval "type setup_interface_$proto" ) >/dev/null 2>/dev/null; then + eval "setup_interface_$proto '$iface' '$config' '$proto'" + else + echo "Interface type $proto not supported." + return 1 + fi + ;; + esac +} + |