diff options
Diffstat (limited to 'package/base-files-network/files')
8 files changed, 979 insertions, 0 deletions
diff --git a/package/base-files-network/files/etc/hotplug.d/iface/00-netstate b/package/base-files-network/files/etc/hotplug.d/iface/00-netstate new file mode 100644 index 000000000..37b1e934e --- /dev/null +++ b/package/base-files-network/files/etc/hotplug.d/iface/00-netstate @@ -0,0 +1,5 @@ +[ ifup = "$ACTION" ] && { + uci_toggle_state network "$INTERFACE" up 1 + uci_toggle_state network "$INTERFACE" connect_time $(sed -ne 's![^0-9].*$!!p' /proc/uptime) + [ -n "$DEVICE" ] && uci_toggle_state network "$INTERFACE" ifname "$DEVICE" +} diff --git a/package/base-files-network/files/etc/hotplug.d/iface/10-routes b/package/base-files-network/files/etc/hotplug.d/iface/10-routes new file mode 100644 index 000000000..d57a5b3c7 --- /dev/null +++ b/package/base-files-network/files/etc/hotplug.d/iface/10-routes @@ -0,0 +1,137 @@ +add_route() { + local config="$1" + + # is this route intended for the + # $INTERFACE of this hotplug event + config_get interface "$config" interface + [ "$interface" != "$INTERFACE" ] && return 0 + + # get the real interface name from network config + config_get dev "$interface" ifname + + config_get target "$config" target + config_get netmask "$config" netmask + config_get gateway "$config" gateway + config_get metric "$config" metric + config_get mtu "$config" mtu + + # make sure there is a gateway and a target + [ -n "$target" ] || { + echo "Missing target in route section $config" + return 1 + } + [ -n "$gateway" ] || { + config_get gateway "$interface" gateway + } + + # handle "0.0.0.0" as "no gateway given" to allow + # defining gateway-less routes while still keeping + # the possibility to have static routes with a + # proper gateway on interfaces with dynamic ips + [ "$gateway" = "0.0.0.0" ] && gateway="" + + dest="${netmask:+-net "$target" netmask "$netmask"}" + dest="${dest:--host "$target"}" + + /sbin/route add $dest ${gateway:+gw "$gateway"} \ + ${dev:+dev "$dev"} ${metric:+ metric "$metric"} \ + ${mtu:+mss "$mtu"} +} + +add_route6() { + local config="$1" + + # is this route intended for the + # $INTERFACE of this hotplug event + config_get interface "$config" interface + [ "$interface" != "$INTERFACE" ] && return 0 + + # get the real interface name from network config + config_get dev "$interface" ifname + + config_get target "$config" target + config_get gateway "$config" gateway + config_get metric "$config" metric + config_get mtu "$config" mtu + + # make sure there is a gateway and a target + [ -n "$target" ] || { + echo "Missing target in route section $config" + return 1 + } + [ -n "$gateway" ] || { + config_get gateway "$interface" gateway + } + + /sbin/route -A inet6 add $target ${gateway:+gw "$gateway"} \ + ${dev:+dev "$dev"} ${metric:+ metric "$metric"} \ + ${mtu:+mss "$mtu"} +} + +# Skip fake devices (e.g. relayd) +grep -qs "^ *$DEVICE:" /proc/net/dev || exit 0 + +case "$ACTION" in + ifup) + include /lib/network + scan_interfaces + + # Setup aliases + config_set "$INTERFACE" aliases "" + config_set "$INTERFACE" alias_count 0 + config_foreach setup_interface_alias alias "$INTERFACE" "$DEVICE" + + # Save alias references in state vars + local aliases + config_get aliases "$INTERFACE" aliases + [ -z "$aliases" ] || uci_toggle_state network "$INTERFACE" aliases "$aliases" + + # Make ip6addr of parent iface the main address again + local ip6addr + config_get ip6addr "$INTERFACE" ip6addr + [ -z "$ip6addr" ] || { + ifconfig "$DEVICE" del "$ip6addr" + ifconfig "$DEVICE" add "$ip6addr" + } + + # Setup sysctls + local proto accept_ra send_rs + + config_get proto "$INTERFACE" proto + if [ "$proto" = dhcp ]; then + accept_ra=1 + send_rs=0 + else + accept_ra=0 + send_rs=1 + fi + + config_get_bool accept_ra "$INTERFACE" accept_ra $accept_ra + [ $accept_ra -eq 0 ] || { + logger -t ifup "Allowing Router Advertisements on $INTERFACE ($DEVICE)" + accept_ra=2 + } + do_sysctl "net.ipv6.conf.$DEVICE.accept_ra" $accept_ra + + config_get_bool send_rs "$INTERFACE" send_rs $send_rs + [ $send_rs -eq 0 ] || { + logger -t ifup "Enabling Router Solicitations on $INTERFACE ($DEVICE)" + send_rs=2 + } + do_sysctl "net.ipv6.conf.$DEVICE.forwarding" $send_rs + + + # Setup routes + config_foreach "add_route" route + config_foreach "add_route6" route6 + ;; + ifdown) + # Bring down named aliases + local device=$(uci_get_state network "$INTERFACE" device) + local ifn + for ifn in $(ifconfig | sed -ne "s/^\(\($DEVICE${device:+\|$device}\|br-$INTERFACE\):[^[:space:]]\+\).*/\1/p"); do + ifconfig "$ifn" down + done + ;; +esac + diff --git a/package/base-files-network/files/etc/hotplug.d/net/10-net b/package/base-files-network/files/etc/hotplug.d/net/10-net new file mode 100644 index 000000000..013ece39c --- /dev/null +++ b/package/base-files-network/files/etc/hotplug.d/net/10-net @@ -0,0 +1,72 @@ +# Copyright (C) 2006 OpenWrt.org + +include /lib/network + +addif() { + # Ensure that ipv6 is loaded, autoloading happens later but ipv6 might be + # required now for interface setup. + [ -d /proc/sys/net/ipv6 ] || { + grep -q '^ipv6' /etc/modules.d/* && insmod ipv6 + } + + # PPP devices are configured by pppd, no need to run setup_interface here + case "$INTERFACE" in + 3g-*|ppp-*|pppoa-*|pppoe-*|pptp-*) return 0;; + esac + + scan_interfaces + local cfg="$(find_config "$INTERFACE")" + + case "$INTERFACE" in + # Skip wireless parent interfaces + ath[0-9]|wlan[0-9]) ;; + *) + # check the autoload setting + config_get auto "$cfg" auto + case "$auto" in + 1|on|enabled) setup_interface "$INTERFACE";; + esac + ;; + esac + + # find all vlan configurations for this interface and set them up as well + for ifc in $interfaces; do + config_get iftype "$ifc" type + config_get ifs "$ifc" device + for dev in $ifs; do + [ "${dev%%\.*}" = "$INTERFACE" -a "$dev" != "$INTERFACE" ] && { + add_vlan "$dev" + } + done + done +} + + +delif() { + scan_interfaces + + # find all vlan configurations for this interface and nuke 'em + for ifc in $interfaces; do + config_get iftype "$ifc" type + config_get ifs "$ifc" device + confdevs="$(uci_get network.$ifc.ifname)" + for dev in $ifs; do + [ "${dev%%\.*}" = "$INTERFACE" ] && { + list_contains confdevs "$dev" || list_remove ifs "$dev" + } + done + uci_set_state "network" "$ifc" device "$ifs" + done +} + +case "$ACTION" in + add|register) + case "$PHYSDEVDRIVER" in + natsemi) sleep 1;; + esac + addif + ;; + remove|unregister) + delif + ;; +esac diff --git a/package/base-files-network/files/etc/init.d/network b/package/base-files-network/files/etc/init.d/network new file mode 100755 index 000000000..fc512216f --- /dev/null +++ b/package/base-files-network/files/etc/init.d/network @@ -0,0 +1,52 @@ +#!/bin/sh /etc/rc.common +# Copyright (C) 2006-2011 OpenWrt.org + +START=40 +STOP=90 + +boot() { + setup_switch() { return 0; } + + include /lib/network + setup_switch + + /sbin/wifi detect > /tmp/wireless.tmp + [ -s /tmp/wireless.tmp ] && { + cat /tmp/wireless.tmp >> /etc/config/wireless + } + rm -f /tmp/wireless.tmp + grep -qs config /etc/config/wireless && { + /sbin/wifi up + } + + scan_interfaces + + local ifc + for ifc in $interfaces; do + local proto + config_get proto "$ifc" proto + + local auto + config_get_bool auto "$ifc" auto 1 + + type "coldplug_interface_$proto" >/dev/null && [ "$auto" = 1 ] && \ + coldplug_interface_$proto "$ifc" + done +} + +start() { + setup_switch() { return 0; } + + include /lib/network + setup_switch + ifup -a + /sbin/wifi up +} + +stop() { + ifdown -a +} + +restart() { + start +} diff --git a/package/base-files-network/files/lib/network/config.sh b/package/base-files-network/files/lib/network/config.sh new file mode 100755 index 000000000..29d021af9 --- /dev/null +++ b/package/base-files-network/files/lib/network/config.sh @@ -0,0 +1,444 @@ +#!/bin/sh +# Copyright (C) 2006 OpenWrt.org + +# DEBUG="echo" + +do_sysctl() { + [ -n "$2" ] && \ + sysctl -n -e -w "$1=$2" >/dev/null || \ + sysctl -n -e "$1" +} + +map_sysctls() { + local cfg="$1" + local ifn="$2" + + local fam + for fam in ipv4 ipv6; do + if [ -d /proc/sys/net/$fam ]; then + local key + for key in /proc/sys/net/$fam/*/$ifn/*; do + local val + config_get val "$cfg" "${fam}_${key##*/}" + [ -n "$val" ] && echo -n "$val" > "$key" + done + fi + done +} + +find_config() { + local iftype device iface ifaces ifn + for ifn in $interfaces; do + config_get iftype "$ifn" type + config_get iface "$ifn" ifname + case "$iftype" in + bridge) config_get ifaces "$ifn" ifnames;; + esac + config_get device "$ifn" device + for ifc in $device $iface $ifaces; do + [ ."$ifc" = ."$1" ] && { + echo "$ifn" + return 0 + } + done + done + + return 1; +} + +scan_interfaces() { + local cfgfile="${1:-network}" + interfaces= + config_cb() { + case "$1" in + interface) + config_set "$2" auto 1 + ;; + esac + local iftype ifname device proto + config_get iftype "$CONFIG_SECTION" TYPE + case "$iftype" in + interface) + append interfaces "$CONFIG_SECTION" + config_get proto "$CONFIG_SECTION" proto + config_get iftype "$CONFIG_SECTION" type + config_get ifname "$CONFIG_SECTION" ifname + config_get device "$CONFIG_SECTION" device "$ifname" + config_set "$CONFIG_SECTION" device "$device" + case "$iftype" in + bridge) + config_set "$CONFIG_SECTION" ifnames "$device" + config_set "$CONFIG_SECTION" ifname br-"$CONFIG_SECTION" + ;; + esac + ( type "scan_$proto" ) >/dev/null 2>/dev/null && eval "scan_$proto '$CONFIG_SECTION'" + ;; + esac + } + config_load "${cfgfile}" +} + +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##*\.}" + return 0 + } + return 1 +} + +# add dns entries if they are not in resolv.conf yet +add_dns() { + local cfg="$1"; shift + + remove_dns "$cfg" + + # We may be called by pppd's ip-up which has a nonstandard umask set. + # Create an empty file here and force its permission to 0644, otherwise + # dnsmasq will not be able to re-read the resolv.conf.auto . + [ ! -f /tmp/resolv.conf.auto ] && { + touch /tmp/resolv.conf.auto + chmod 0644 /tmp/resolv.conf.auto + } + + local dns + local add + for dns in "$@"; do + grep -qsE "^nameserver ${dns//./\\.}$" /tmp/resolv.conf.auto || { + add="${add:+$add }$dns" + echo "nameserver $dns" >> /tmp/resolv.conf.auto + } + done + + [ -n "$cfg" ] && { + uci_toggle_state network "$cfg" dns "$add" + uci_toggle_state network "$cfg" resolv_dns "$add" + } +} + +# remove dns entries of the given iface +remove_dns() { + local cfg="$1" + + [ -n "$cfg" ] && { + [ -f /tmp/resolv.conf.auto ] && { + local dns=$(uci_get_state network "$cfg" resolv_dns) + for dns in $dns; do + sed -i -e "/^nameserver ${dns//./\\.}$/d" /tmp/resolv.conf.auto + done + } + + uci_revert_state network "$cfg" dns + uci_revert_state network "$cfg" resolv_dns + } +} + +# sort the device list, drop duplicates +sort_list() { + local arg="$*" + ( + for item in $arg; do + echo "$item" + done + ) | sort -u +} + +# Create the interface, if necessary. +# Return status 0 indicates that the setup_interface() call should continue +# Return status 1 means that everything is set up already. + +prepare_interface() { + local iface="$1" + local config="$2" + local macaddr="$3" + + # if we're called for the bridge interface itself, don't bother trying + # to create any interfaces here. The scripts have already done that, otherwise + # the bridge interface wouldn't exist. + [ "br-$config" = "$iface" -o -e "$iface" ] && return 0; + + ifconfig "$iface" 2>/dev/null >/dev/null && { + local proto + config_get proto "$config" proto + + # make sure the interface is removed from any existing bridge and deconfigured, + # (deconfigured only if the interface is not set to proto=none) + unbridge "$iface" + + local mtu macaddr txqueuelen + config_get mtu "$config" mtu + [ -n "$macaddr" ] || config_get macaddr "$config" macaddr + config_get txqueuelen "$config" txqueuelen + [ -n "$macaddr" ] && $DEBUG ifconfig "$iface" down + $DEBUG ifconfig "$iface" ${macaddr:+hw ether "$macaddr"} ${mtu:+mtu $mtu} ${txqueuelen:+txqueuelen $txqueuelen} up + + [ "$proto" = none ] || ifconfig "$iface" 0.0.0.0 + + # Apply sysctl settings + map_sysctls "$config" "$iface" + } + + # Setup VLAN interfaces + add_vlan "$iface" && return 1 + ifconfig "$iface" 2>/dev/null >/dev/null || return 0 + + # Setup bridging + local iftype + config_get iftype "$config" type + case "$iftype" in + bridge) + local macaddr + config_get macaddr "$config" macaddr + [ -x /usr/sbin/brctl ] && { + ifconfig "br-$config" 2>/dev/null >/dev/null && { + local newdevs devices + config_get devices "$config" device + for dev in $(sort_list "$devices" "$iface"); do + append newdevs "$dev" + done + uci_toggle_state network "$config" device "$newdevs" + $DEBUG ifconfig "$iface" 0.0.0.0 + $DEBUG do_sysctl "net.ipv6.conf.$iface.disable_ipv6" 1 + $DEBUG brctl addif "br-$config" "$iface" + # Bridge existed already. No further processing necesary + } || { + local stp igmp_snooping + config_get_bool stp "$config" stp 0 + config_get_bool igmp_snooping "$config" igmp_snooping 1 + $DEBUG brctl addbr "br-$config" + $DEBUG brctl setfd "br-$config" 0 + $DEBUG ifconfig "$iface" 0.0.0.0 + $DEBUG do_sysctl "net.ipv6.conf.$iface.disable_ipv6" 1 + $DEBUG brctl addif "br-$config" "$iface" + $DEBUG brctl stp "br-$config" $stp + [ -z "$macaddr" ] && macaddr="$(cat /sys/class/net/$iface/address)" + echo $igmp_snooping > /sys/devices/virtual/net/br-$config/bridge/multicast_snooping 2>/dev/null + $DEBUG ifconfig "br-$config" hw ether $macaddr up + # Creating the bridge here will have triggered a hotplug event, which will + # result in another setup_interface() call, so we simply stop processing + # the current event at this point. + } + ifconfig "$iface" ${macaddr:+hw ether "${macaddr}"} up 2>/dev/null >/dev/null + return 1 + } + ;; + esac + return 0 +} + +set_interface_ifname() { + local config="$1" + local ifname="$2" + + local device + config_get device "$1" device + uci_toggle_state network "$config" ifname "$ifname" + uci_toggle_state network "$config" device "$device" +} + +setup_interface_none() { + env -i ACTION="ifup" INTERFACE="$2" DEVICE="$1" PROTO=none /sbin/hotplug-call "iface" & +} + +setup_interface_static() { + local iface="$1" + local config="$2" + + local ipaddr netmask ip6addr + config_get ipaddr "$config" ipaddr + config_get netmask "$config" netmask + config_get ip6addr "$config" ip6addr + [ -z "$ipaddr" -o -z "$netmask" ] && [ -z "$ip6addr" ] && return 1 + + local gateway ip6gw dns bcast metric + config_get gateway "$config" gateway + config_get ip6gw "$config" ip6gw + config_get dns "$config" dns + config_get bcast "$config" broadcast + config_get metric "$config" metric + + case "$ip6addr" in + */*) ;; + *:*) ip6addr="$ip6addr/64" ;; + esac + + [ -z "$ipaddr" ] || $DEBUG ifconfig "$iface" "$ipaddr" netmask "$netmask" broadcast "${bcast:-+}" + [ -z "$ip6addr" ] || $DEBUG ifconfig "${iface%:*}" add "$ip6addr" + [ -z "$gateway" ] || $DEBUG route add default gw "$gateway" ${metric:+metric $metric} dev "$iface" + [ -z "$ip6gw" ] || $DEBUG route -A inet6 add default gw "$ip6gw" ${metric:+metric $metric} dev "${iface%:*}" + [ -z "$dns" ] || add_dns "$config" $dns + + config_get type "$config" TYPE + [ "$type" = "alias" ] && return 0 + + env -i ACTION="ifup" INTERFACE="$config" DEVICE="$iface" PROTO=static /sbin/hotplug-call "iface" & +} + +setup_interface_alias() { + local config="$1" + local parent="$2" + local iface="$3" + + local cfg + config_get cfg "$config" interface + [ "$parent" == "$cfg" ] || return 0 + + # parent device and ifname + local p_device p_type + config_get p_device "$cfg" device + config_get p_type "$cfg" type + + # select alias ifname + local layer use_iface + config_get layer "$config" layer 2 + case "$layer:$p_type" in + # layer 3: e.g. pppoe-wan or pptp-vpn + 3:*) use_iface="$iface" ;; + + # layer 2 and parent is bridge: e.g. br-wan + 2:bridge) use_iface="br-$cfg" ;; + + # layer 1: e.g. eth0 or ath0 + *) use_iface="$p_device" ;; + esac + + # alias counter + local ctr + config_get ctr "$parent" alias_count 0 + ctr="$(($ctr + 1))" + config_set "$parent" alias_count "$ctr" + + # alias list + local list + config_get list "$parent" aliases + append list "$config" + config_set "$parent" aliases "$list" + + use_iface="$use_iface:$ctr" + set_interface_ifname "$config" "$use_iface" + + local proto + config_get proto "$config" proto "static" + case "${proto}" in + static) + setup_interface_static "$use_iface" "$config" + ;; + *) + echo "Unsupported type '$proto' for alias config '$config'" + return 1 + ;; + esac +} + +setup_interface() { + local iface="$1" + local config="$2" + local proto="$3" + local vifmac="$4" + + [ -n "$config" ] || { + config=$(find_config "$iface") + [ "$?" = 0 ] || return 1 + } + + prepare_interface "$iface" "$config" "$vifmac" || return 0 + + [ "$iface" = "br-$config" ] && { + # need to bring up the bridge and wait a second for + # it to switch to the 'forwarding' state, otherwise + # it will lose its routes... + ifconfig "$iface" up + sleep 1 + } + + # Interface settings + set_interface_ifname "$config" "$iface" + + [ -n "$proto" ] || config_get proto "$config" proto + case "$proto" in + static) + setup_interface_static "$iface" "$config" + ;; + dhcp) + # kill running udhcpc instance + local pidfile="/var/run/dhcp-${iface}.pid" + service_kill udhcpc "$pidfile" + + local ipaddr netmask hostname proto1 clientid vendorid broadcast reqopts + config_get ipaddr "$config" ipaddr + config_get netmask "$config" netmask + config_get hostname "$config" hostname + config_get proto1 "$config" proto + config_get clientid "$config" clientid + config_get vendorid "$config" vendorid + config_get_bool broadcast "$config" broadcast 0 + config_get reqopts "$config" reqopts + + [ -z "$ipaddr" ] || \ + $DEBUG ifconfig "$iface" "$ipaddr" ${netmask:+netmask "$netmask"} + + # additional request options + local opt dhcpopts + for opt in $reqopts; do + append dhcpopts "-O $opt" + done + + # don't stay running in background if dhcp is not the main proto on the interface (e.g. when using pptp) + [ "$proto1" != "$proto" ] && append dhcpopts "-n -q" || append dhcpopts "-O rootpath -R &" + [ "$broadcast" = 1 ] && broadcast="-O broadcast" || broadcast= + + $DEBUG eval udhcpc -t 0 -i "$iface" \ + ${ipaddr:+-r $ipaddr} \ + ${hostname:+-H $hostname} \ + ${clientid:+-c $clientid} \ + ${vendorid:+-V $vendorid} \ + -b -p "$pidfile" $broadcast \ + ${dhcpopts} + ;; + none) + setup_interface_none "$iface" "$config" + ;; + *) + if ( eval "type setup_interface_$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 +} + +stop_interface_dhcp() { + local config="$1" + + local ifname + config_get ifname "$config" ifname + + local lock="/var/lock/dhcp-${ifname}" + [ -f "$lock" ] && lock -u "$lock" + + remove_dns "$config" + + local pidfile="/var/run/dhcp-${ifname}.pid" + service_kill udhcpc "$pidfile" + + uci -P /var/state revert "network.$config" +} + +unbridge() { + local dev="$1" + local brdev + + [ -x /usr/sbin/brctl ] || return 0 + brctl show 2>/dev/null | grep "$dev" >/dev/null && { + # interface is still part of a bridge, correct that + + for brdev in $(brctl show | awk '$2 ~ /^[0-9].*\./ { print $1 }'); do + brctl delif "$brdev" "$dev" 2>/dev/null >/dev/null + do_sysctl "net.ipv6.conf.$dev.disable_ipv6" 0 + done + } +} diff --git a/package/base-files-network/files/sbin/ifdown b/package/base-files-network/files/sbin/ifdown new file mode 100755 index 000000000..1455a9de7 --- /dev/null +++ b/package/base-files-network/files/sbin/ifdown @@ -0,0 +1,57 @@ +#!/bin/sh +# Copyright (C) 2006-2011 OpenWrt.org + +. /etc/functions.sh +[ $# = 0 ] && { echo " $0 <group>"; exit; } + +case "$1" in + "-a") + [ -e "/tmp/resolv.conf.auto" ] && rm /tmp/resolv.conf.auto + config_cb() { + [ interface != "$1" -o -z "$2" ] || eval "$0 -w $2" + } + config_load network + exit 0 + ;; + "-w") shift ;; +esac + +include /lib/network +scan_interfaces + +cfg=$1 +debug "### ifdown $cfg ###" + +config_get proto "$cfg" proto +[ -z "$proto" ] && { echo "interface not found."; exit; } + +config_get iface "$cfg" device +[ "static" = "$proto" -o "none" = "$proto" ] && { + env -i ACTION="ifdown" INTERFACE="$cfg" DEVICE="$iface" PROTO="$proto" /sbin/hotplug-call "iface" +} + +# call interface stop handler +( type "stop_interface_$proto" ) >/dev/null 2>/dev/null && eval "stop_interface_$proto '$cfg'" + +config_get ifname "$cfg" ifname +config_get device "$cfg" device + +[ ."$device" != ."$ifname" ] || device= +for dev in $ifname $device; do + ifconfig "$dev" 0.0.0.0 down >/dev/null 2>/dev/null +done + +config_get iftype "$cfg" type +[ "bridge" = "$iftype" ] && brctl delbr "$ifname" >/dev/null 2>/dev/null + +# remove the interface's dns entries +remove_dns "$cfg" + +# remove the interface's network state +uci_revert_state network "$1" + +# revert aliases state as well +config_get aliases "$1" aliases +for config in $aliases; do + uci_revert_state network "$config" +done diff --git a/package/base-files-network/files/sbin/ifup b/package/base-files-network/files/sbin/ifup new file mode 100755 index 000000000..5f8d80dc2 --- /dev/null +++ b/package/base-files-network/files/sbin/ifup @@ -0,0 +1,51 @@ +#!/bin/sh +# Copyright (C) 2006-2011 OpenWrt.org + +/sbin/ifdown "$@" + +. /etc/functions.sh +[ $# = 0 ] && { echo " $0 <group>"; exit; } + +setup_wifi=1 + +case "$1" in + "-a") + [ -e "/tmp/resolv.conf.auto" ] && rm /tmp/resolv.conf.auto + config_cb() { + [ interface != "$1" -o -z "$2" ] || eval "$0 -w $2" + } + config_load network + exit 0 + ;; + "-w") setup_wifi=0; shift ;; +esac + +if [ $setup_wifi -gt 0 ] && grep -q config /etc/config/wireless; then + find_related_radios() { + local wdev wnet + config_get wdev "$1" device + config_get wnet "$1" network + + if [ -n "$wdev" ] && [ "$wnet" = "$network" ]; then + append radio_devs "$wdev" "$N" + fi + } + + local radio_devs + local network="$1" + config_load wireless + config_foreach find_related_radios wifi-iface + + local dev + for dev in $(echo "$radio_devs" | sort -u); do + /sbin/wifi up "$dev" + done +fi + +include /lib/network +scan_interfaces + +config_get ifname "$1" device +for dev in ${ifname:-$1}; do + setup_interface "$dev" "$1" +done diff --git a/package/base-files-network/files/usr/share/udhcpc/default.script b/package/base-files-network/files/usr/share/udhcpc/default.script new file mode 100755 index 000000000..8dbff4747 --- /dev/null +++ b/package/base-files-network/files/usr/share/udhcpc/default.script @@ -0,0 +1,161 @@ +#!/bin/sh +[ -z "$1" ] && echo "Error: should be run by udhcpc" && exit 1 + +. /etc/functions.sh +include /lib/network +RESOLV_CONF="/tmp/resolv.conf.auto" + +change_state () { + [ -n "$ifc" ] || return + uci_revert_state "$1" "$2" "$3" "$4" + uci_set_state "$1" "$2" "$3" "$4" +} + +set_classless_routes() { + local max=128 + local type + while [ -n "$1" -a -n "$2" -a $max -gt 0 ]; do + [ ${1##*/} -eq 32 ] && type=host || type=net + echo "udhcpc: adding route for $type $1 via $2" + route add -$type "$1" gw "$2" dev "$interface" + max=$(($max-1)) + shift 2 + done +} + +setup_interface () { + local old_ip + local old_broadcast + local old_subnet + local old_router + local old_dns + local user_dns + local user_router + local user_metric + + [ -n "$ifc" ] && { + old_ip="$(uci_get_state network "$ifc" ipaddr)" + old_broadcast="$(uci_get_state network "$ifc" broadcast)" + old_subnet="$(uci_get_state network "$ifc" netmask)" + } + + [ "$ip" != "$old_ip" ] \ + || [ "${broadcast:-+}" != "$old_broadcast" ] \ + || [ "${subnet:-255.255.255.0}" != "$old_subnet" ] && { + echo "udhcpc: ifconfig $interface $ip netmask ${subnet:-255.255.255.0} broadcast ${broadcast:-+}" + ifconfig $interface $ip netmask ${subnet:-255.255.255.0} broadcast ${broadcast:-+} + + change_state network "$ifc" ipaddr "$ip" + change_state network "$ifc" broadcast "${broadcast:-+}" + change_state network "$ifc" netmask "${subnet:-255.255.255.0}" + } + + + # Default Route + [ -n "$ifc" ] && { + change_state network "$ifc" lease_gateway "$router" + old_router="$(uci_get_state network "$ifc" gateway)" + user_router="$(uci_get network "$ifc" gateway)" + user_metric="$(uci_get network "$ifc" metric)" + [ -n "$user_router" ] && router="$user_router" + } + + [ -n "$router" ] && [ "$router" != "0.0.0.0" ] && [ "$router" != "255.255.255.255" ] && [ "$router" != "$old_router" ] && { + echo "udhcpc: setting default routers: $router" + + local valid_gw="" + for i in $router ; do + route add default gw $i ${user_metric:+metric $user_metric} dev $interface + valid_gw="${valid_gw:+$valid_gw|}$i" + done + + eval $(route -n | awk ' + /^0.0.0.0\W{9}('$valid_gw')\W/ {next} + /^0.0.0.0/ {print "route del -net "$1" gw "$2";"} + ') + + change_state network "$ifc" gateway "$router" + } + + # CIDR STATIC ROUTES (rfc3442) + [ -n "$staticroutes" ] && set_classless_routes $staticroutes + [ -n "$msstaticroutes" ] && set_classless_routes $msstaticroutes + + # DNS + old_dns=$(uci_get_state network "$ifc" dns) + old_domain=$(uci_get_state network "$ifc" dnsdomain) + user_dns=$(uci_get "network.$ifc.dns") + [ -n "$user_dns" ] && dns="$user_dns" + + [ -n "$dns" ] && [ "$dns" != "$old_dns" -o -n "$user_dns" ] && { + echo "udhcpc: setting dns servers: $dns" + add_dns "$ifc" $dns + + [ -n "$domain" ] && [ "$domain" != "$old_domain" ] && { + echo "udhcpc: setting dns domain: $domain" + sed -i -e "${old_domain:+/^search $old_domain$/d; }/^search $domain$/d" "${RESOLV_CONF}" + echo "search $domain" >> "${RESOLV_CONF}" + change_state network "$ifc" dnsdomain "$domain" + } + } + + [ -n "$ifc" ] || return + + # UCI State + change_state network "$ifc" lease_server "$serverid" + change_state network "$ifc" lease_acquired "$(sed -ne 's![^0-9].*$!!p' /proc/uptime)" + change_state network "$ifc" lease_lifetime "$lease" + [ -n "$ntpsrv" ] && change_state network "$ifc" lease_ntpsrv "$ntpsrv" + [ -n "$timesvr" ] && change_state network "$ifc" lease_timesrv "$timesvr" + [ -n "$hostname" ] && change_state network "$ifc" lease_hostname "$hostname" + [ -n "$timezone" ] && change_state network "$ifc" lease_timezone "$timezone" + + + # Hotplug + env -i ACTION="$1" INTERFACE="$ifc" DEVICE="$ifname" PROTO=dhcp /sbin/hotplug-call iface +} + + +scan_interfaces +applied= +for ifc in $interfaces __default; do + if [ "$ifc" = __default ]; then + ifc="" + [ -n "$applied" ] && continue + else + config_get ifname "$ifc" ifname + [ "$ifname" = "$interface" ] || continue + + config_get proto "$ifc" proto + [ "$proto" = "dhcp" ] || continue + applied=true + fi + + case "$1" in + deconfig) + ifconfig "$interface" 0.0.0.0 + [ -n "$ifc" ] && { + env -i ACTION="ifdown" INTERFACE="$ifc" DEVICE="$ifname" PROTO=dhcp /sbin/hotplug-call iface + + config_get device "$ifc" device + config_get ifname "$ifc" ifname + config_get aliases "$ifc" aliases + uci_revert_state network "$ifc" + [ -n "$device" ] && uci_set_state network "$ifc" device "$device" + [ -n "$ifname" ] && uci_set_state network "$ifc" ifname "$ifname" + [ -n "$aliases" ] && uci_set_state network "$ifc" aliases "$aliases" + } + ;; + renew) + setup_interface update + ;; + bound) + setup_interface ifup + ;; + esac +done + +# user rules +[ -f /etc/udhcpc.user ] && . /etc/udhcpc.user + +exit 0 |