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@@ -1,467 +0,0 @@
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-#!/bin/sh
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-# Copyright (C) 2006-2011 OpenWrt.org
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-
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-# DEBUG="echo"
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-
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-. /lib/functions/service.sh
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-
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-do_sysctl() {
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- [ -n "$2" ] && \
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- sysctl -n -e -w "$1=$2" >/dev/null || \
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- sysctl -n -e "$1"
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-}
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-
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-map_sysctls() {
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- local cfg="$1"
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- local ifn="$2"
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-
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- local fam
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- for fam in ipv4 ipv6; do
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- if [ -d /proc/sys/net/$fam ]; then
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- local key
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- for key in /proc/sys/net/$fam/*/$ifn/*; do
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- local val
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- config_get val "$cfg" "${fam}_${key##*/}"
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- [ -n "$val" ] && echo -n "$val" > "$key"
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- done
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- fi
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- done
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-}
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-
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-find_config() {
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- local iftype device iface ifaces ifn
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- for ifn in $interfaces; do
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- config_get iftype "$ifn" type
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- config_get iface "$ifn" ifname
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- case "$iftype" in
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- bridge) config_get ifaces "$ifn" ifnames;;
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- esac
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- config_get device "$ifn" device
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- for ifc in $device $iface $ifaces; do
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- [ ."$ifc" = ."$1" ] && {
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- echo "$ifn"
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- return 0
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- }
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- done
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- done
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-
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- return 1;
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-}
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-
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-fixup_interface() {
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- local iftype ifname device proto
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- local __cfg="$1"
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-
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- config_get iftype "$__cfg" TYPE
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- case "$iftype" in
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- interface)
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- append interfaces "$__cfg"
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- config_get proto "$__cfg" proto
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- config_get iftype "$__cfg" type
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- config_get ifname "$__cfg" ifname
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- config_get device "$__cfg" device "$ifname"
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- config_set "$__cfg" device "$device"
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- case "$iftype" in
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- bridge)
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- config_set "$__cfg" ifnames "$device"
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- config_set "$__cfg" ifname br-"$CONFIG_SECTION"
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- ;;
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- esac
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- ( type "scan_$proto" ) >/dev/null 2>/dev/null && eval "scan_$proto '$__cfg'"
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- ;;
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- esac
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-}
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-
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-scan_interfaces() {
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- local cfgfile="${1:-network}"
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- interfaces=
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- config_cb() {
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- case "$1" in
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- interface)
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- config_set "$2" auto 1
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- ;;
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- esac
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- fixup_interface "$CONFIG_SECTION"
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- }
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- config_load "${cfgfile}"
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-}
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-
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-add_vlan() {
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- local vif="${1%\.*}"
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-
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- [ "$1" = "$vif" ] || ifconfig "$1" >/dev/null 2>/dev/null || {
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- ifconfig "$vif" up 2>/dev/null >/dev/null || add_vlan "$vif"
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- $DEBUG vconfig set_name_type DEV_PLUS_VID_NO_PAD
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- $DEBUG vconfig add "$vif" "${1##*\.}"
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- return 0
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- }
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- return 1
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-}
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-
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-# add dns entries if they are not in resolv.conf yet
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-add_dns() {
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- local cfg="$1"; shift
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-
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- remove_dns "$cfg"
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-
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- # We may be called by pppd's ip-up which has a nonstandard umask set.
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- # Create an empty file here and force its permission to 0644, otherwise
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- # dnsmasq will not be able to re-read the resolv.conf.auto .
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- [ ! -f /tmp/resolv.conf.auto ] && {
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- touch /tmp/resolv.conf.auto
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- chmod 0644 /tmp/resolv.conf.auto
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- }
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-
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- local dns
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- local add
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- for dns in "$@"; do
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- grep -qsE "^nameserver ${dns//./\\.}$" /tmp/resolv.conf.auto || {
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- add="${add:+$add }$dns"
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- echo "nameserver $dns" >> /tmp/resolv.conf.auto
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- }
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- done
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-
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- [ -n "$cfg" ] && {
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- uci_toggle_state network "$cfg" dns "$add"
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- uci_toggle_state network "$cfg" resolv_dns "$add"
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- }
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-}
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-
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-# remove dns entries of the given iface
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-remove_dns() {
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- local cfg="$1"
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-
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- [ -n "$cfg" ] && {
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- [ -f /tmp/resolv.conf.auto ] && {
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- local dns=$(uci_get_state network "$cfg" resolv_dns)
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- for dns in $dns; do
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- sed -i -e "/^nameserver ${dns//./\\.}$/d" /tmp/resolv.conf.auto
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- done
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- }
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-
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- uci_revert_state network "$cfg" dns
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- uci_revert_state network "$cfg" resolv_dns
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- }
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-}
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-
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-# sort the device list, drop duplicates
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-sort_list() {
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- local arg="$*"
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- (
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- for item in $arg; do
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- echo "$item"
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- done
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- ) | sort -u
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-}
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-
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-prepare_interface_bridge() {
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- return 0
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-}
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-
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-# Create the interface, if necessary.
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-# Return status 0 indicates that the setup_interface() call should continue
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-# Return status 1 means that everything is set up already.
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-
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-prepare_interface() {
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- local iface="$1"
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- local config="$2"
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- local macaddr="$3"
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-
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- # if we're called for the bridge interface itself, don't bother trying
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- # to create any interfaces here. The scripts have already done that, otherwise
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- # the bridge interface wouldn't exist.
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- [ "br-$config" = "$iface" -o -e "$iface" ] && return 0;
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-
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- ifconfig "$iface" 2>/dev/null >/dev/null && {
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- local proto
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- config_get proto "$config" proto
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-
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- # make sure the interface is removed from any existing bridge and deconfigured,
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- # (deconfigured only if the interface is not set to proto=none)
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- unbridge "$iface"
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-
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- local mtu macaddr txqueuelen
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- config_get mtu "$config" mtu
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- [ -n "$macaddr" ] || config_get macaddr "$config" macaddr
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- config_get txqueuelen "$config" txqueuelen
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- [ -n "$macaddr" ] && $DEBUG ifconfig "$iface" down
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- $DEBUG ifconfig "$iface" ${macaddr:+hw ether "$macaddr"} ${mtu:+mtu $mtu} ${txqueuelen:+txqueuelen $txqueuelen} up
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-
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- [ "$proto" = none ] || ifconfig "$iface" 0.0.0.0
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-
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- # Apply sysctl settings
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- map_sysctls "$config" "$iface"
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- }
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-
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- # Setup VLAN interfaces
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- add_vlan "$iface" && return 1
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- ifconfig "$iface" 2>/dev/null >/dev/null || return 0
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-
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- # Setup bridging
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- local iftype
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- config_get iftype "$config" type
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- case "$iftype" in
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- bridge)
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- local macaddr
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- config_get macaddr "$config" macaddr
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- [ -x /usr/sbin/brctl ] && {
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- ifconfig "br-$config" 2>/dev/null >/dev/null && {
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- local newdevs devices
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- config_get devices "$config" device
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- for dev in $(sort_list "$devices" "$iface"); do
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- append newdevs "$dev"
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- done
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- uci_toggle_state network "$config" device "$newdevs"
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- $DEBUG ifconfig "$iface" 0.0.0.0
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- $DEBUG do_sysctl "net.ipv6.conf.$iface.disable_ipv6" 1
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- $DEBUG brctl addif "br-$config" "$iface"
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- # Bridge existed already. No further processing necesary
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- } || {
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- local stp igmp_snooping
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- config_get_bool stp "$config" stp 0
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- config_get_bool igmp_snooping "$config" igmp_snooping 1
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- $DEBUG brctl addbr "br-$config"
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- $DEBUG brctl setfd "br-$config" 0
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- $DEBUG ifconfig "$iface" 0.0.0.0
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- $DEBUG do_sysctl "net.ipv6.conf.$iface.disable_ipv6" 1
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- $DEBUG brctl addif "br-$config" "$iface"
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- $DEBUG brctl stp "br-$config" $stp
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- [ -z "$macaddr" ] && macaddr="$(cat /sys/class/net/$iface/address)"
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- [ -e /sys/devices/virtual/net/br-$config/bridge/multicast_snooping ] && \
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- echo $igmp_snooping > /sys/devices/virtual/net/br-$config/bridge/multicast_snooping
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- $DEBUG ifconfig "br-$config" hw ether $macaddr up
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- # Creating the bridge here will have triggered a hotplug event, which will
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- # result in another setup_interface() call, so we simply stop processing
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- # the current event at this point.
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- }
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- ifconfig "$iface" ${macaddr:+hw ether "${macaddr}"} up 2>/dev/null >/dev/null
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- return 1
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- }
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- ;;
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- esac
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- return 0
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-}
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-
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-set_interface_ifname() {
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- local config="$1"
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- local ifname="$2"
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-
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- local device
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- config_get device "$1" device
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- uci_toggle_state network "$config" ifname "$ifname"
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- uci_toggle_state network "$config" device "$device"
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-}
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-
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-setup_interface_none() {
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- env -i ACTION="ifup" INTERFACE="$2" DEVICE="$1" PROTO=none /sbin/hotplug-call "iface" &
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-}
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-
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-setup_interface_static() {
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- local iface="$1"
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- local config="$2"
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-
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- local ipaddr netmask ip6addr
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- config_get ipaddr "$config" ipaddr
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- config_get netmask "$config" netmask
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- config_get ip6addr "$config" ip6addr
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- [ -z "$ipaddr" -o -z "$netmask" ] && [ -z "$ip6addr" ] && return 1
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-
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- local gateway ip6gw dns bcast metric
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- config_get gateway "$config" gateway
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- config_get ip6gw "$config" ip6gw
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- config_get dns "$config" dns
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- config_get bcast "$config" broadcast
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- config_get metric "$config" metric
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-
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- case "$ip6addr" in
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- */*) ;;
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- *:*) ip6addr="$ip6addr/64" ;;
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- esac
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-
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- [ -z "$ipaddr" ] || $DEBUG ifconfig "$iface" "$ipaddr" netmask "$netmask" broadcast "${bcast:-+}"
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- [ -z "$ip6addr" ] || $DEBUG ifconfig "${iface%:*}" add "$ip6addr"
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- [ -z "$gateway" ] || $DEBUG route add default gw "$gateway" ${metric:+metric $metric} dev "$iface"
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- [ -z "$ip6gw" ] || $DEBUG route -A inet6 add default gw "$ip6gw" ${metric:+metric $metric} dev "${iface%:*}"
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- [ -z "$dns" ] || add_dns "$config" $dns
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-
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- config_get type "$config" TYPE
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- [ "$type" = "alias" ] && return 0
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-
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- env -i ACTION="ifup" INTERFACE="$config" DEVICE="$iface" PROTO=static /sbin/hotplug-call "iface" &
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-}
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-
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-setup_interface_alias() {
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- local config="$1"
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- local parent="$2"
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- local iface="$3"
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-
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- local cfg
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- config_get cfg "$config" interface
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- [ "$parent" == "$cfg" ] || return 0
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-
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- # parent device and ifname
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- local p_device p_type
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- config_get p_device "$cfg" device
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- config_get p_type "$cfg" type
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-
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- # select alias ifname
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- local layer use_iface
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- config_get layer "$config" layer 2
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- case "$layer:$p_type" in
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- # layer 3: e.g. pppoe-wan or pptp-vpn
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- 3:*) use_iface="$iface" ;;
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-
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- # layer 2 and parent is bridge: e.g. br-wan
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- 2:bridge) use_iface="br-$cfg" ;;
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-
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- # layer 1: e.g. eth0 or ath0
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- *) use_iface="$p_device" ;;
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- esac
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-
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- # alias counter
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- local ctr
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- config_get ctr "$parent" alias_count 0
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- ctr="$(($ctr + 1))"
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- config_set "$parent" alias_count "$ctr"
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-
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- # alias list
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- local list
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- config_get list "$parent" aliases
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- append list "$config"
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- config_set "$parent" aliases "$list"
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-
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- use_iface="$use_iface:$ctr"
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- set_interface_ifname "$config" "$use_iface"
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-
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- local proto
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- config_get proto "$config" proto "static"
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- case "${proto}" in
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- static)
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- setup_interface_static "$use_iface" "$config"
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- ;;
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- *)
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- echo "Unsupported type '$proto' for alias config '$config'"
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- return 1
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- ;;
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- esac
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-}
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-
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-setup_interface() {
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- local iface="$1"
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- local config="$2"
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- local proto="$3"
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- local vifmac="$4"
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-
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- [ -n "$config" ] || {
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- config=$(find_config "$iface")
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- [ "$?" = 0 ] || return 1
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- }
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-
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- prepare_interface "$iface" "$config" "$vifmac" || return 0
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-
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- [ "$iface" = "br-$config" ] && {
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- # need to bring up the bridge and wait a second for
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- # it to switch to the 'forwarding' state, otherwise
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- # it will lose its routes...
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- ifconfig "$iface" up
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- sleep 1
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- }
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-
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- # Interface settings
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- set_interface_ifname "$config" "$iface"
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-
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- [ -n "$proto" ] || config_get proto "$config" proto
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- case "$proto" in
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- static)
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- setup_interface_static "$iface" "$config"
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- ;;
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- dhcp)
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- # kill running udhcpc instance
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- local pidfile="/var/run/dhcp-${iface}.pid"
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-
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- SERVICE_PID_FILE="$pidfile" \
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- service_stop /sbin/udhcpc
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-
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- local ipaddr netmask hostname proto1 clientid vendorid broadcast reqopts
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- config_get ipaddr "$config" ipaddr
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- config_get netmask "$config" netmask
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- config_get hostname "$config" hostname
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- config_get proto1 "$config" proto
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- config_get clientid "$config" clientid
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- config_get vendorid "$config" vendorid
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- config_get_bool broadcast "$config" broadcast 0
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- config_get reqopts "$config" reqopts
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-
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- [ -z "$ipaddr" ] || \
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- $DEBUG ifconfig "$iface" "$ipaddr" ${netmask:+netmask "$netmask"}
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-
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- # additional request options
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- local opt dhcpopts daemonize
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- for opt in $reqopts; do
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- append dhcpopts "-O $opt"
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- done
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-
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- # don't stay running in background if dhcp is not the main proto on the interface (e.g. when using pptp)
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- [ "$proto1" != "$proto" ] && {
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- append dhcpopts "-n -q"
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- } || {
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- append dhcpopts "-O rootpath -R"
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- daemonize=1
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- }
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|
|
- [ "$broadcast" = 1 ] && broadcast="-O broadcast" || broadcast=
|
|
|
-
|
|
|
- SERVICE_DAEMONIZE=$daemonize \
|
|
|
- SERVICE_PID_FILE="$pidfile" \
|
|
|
- service_start /sbin/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"
|
|
|
-
|
|
|
- SERVICE_PID_FILE="/var/run/dhcp-${ifname}.pid" \
|
|
|
- service_stop /sbin/udhcpc
|
|
|
-
|
|
|
- uci -P /var/state revert "network.$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
|
|
|
- }
|
|
|
-}
|
Felix Fietkau