84516ac070
rc.conf without the "inet" keyword. Obtained from: hrs
1419 lines
27 KiB
Plaintext
1419 lines
27 KiB
Plaintext
#
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# Copyright (c) 2003 The FreeBSD Project. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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#
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#
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# Subroutines commonly used from network startup scripts.
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# Requires that rc.conf be loaded first.
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#
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# ifn_start ifn
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# Bring up and configure an interface. If some configuration is
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# applied, print the interface configuration.
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#
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ifn_start()
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{
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local ifn cfg
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ifn="$1"
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cfg=1
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[ -z "$ifn" ] && err 1 "ifn_start called without an interface"
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ifscript_up ${ifn} && cfg=0
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ifconfig_up ${ifn} && cfg=0
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afexists inet && ipv4_up ${ifn} && cfg=0
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afexists inet6 && ipv6_up ${ifn} && cfg=0
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afexists ipx && ipx_up ${ifn} && cfg=0
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childif_create ${ifn} && cfg=0
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return $cfg
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}
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# ifn_stop ifn
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# Shutdown and de-configure an interface. If action is taken,
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# print the interface name.
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#
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ifn_stop()
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{
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local ifn cfg
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ifn="$1"
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cfg=1
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[ -z "$ifn" ] && err 1 "ifn_stop called without an interface"
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afexists ipx && ipx_down ${ifn} && cfg=0
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afexists inet6 && ipv6_down ${ifn} && cfg=0
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afexists inet && ipv4_down ${ifn} && cfg=0
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ifconfig_down ${ifn} && cfg=0
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ifscript_down ${ifn} && cfg=0
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childif_destroy ${ifn} && cfg=0
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return $cfg
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}
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# ifconfig_up if
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# Evaluate ifconfig(8) arguments for interface $if and
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# run ifconfig(8) with those arguments. It returns 0 if
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# arguments were found and executed or 1 if the interface
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# had no arguments. Pseudo arguments DHCP and WPA are handled
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# here.
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#
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ifconfig_up()
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{
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local _cfg _ipv6_opts ifconfig_args
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_cfg=1
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# Make sure lo0 always comes up.
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if [ "$1" = "lo0" ]; then
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_cfg=0
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fi
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# ifconfig_IF
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ifconfig_args=`ifconfig_getargs $1`
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if [ -n "${ifconfig_args}" ]; then
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eval ifconfig $1 ${ifconfig_args}
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_cfg=0
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fi
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# inet6 specific
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if afexists inet6; then
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if checkyesno ipv6_activate_all_interfaces; then
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_ipv6_opts="-ifdisabled"
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elif [ "$1" != "lo0" ]; then
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_ipv6_opts="ifdisabled"
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fi
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# backward compatibility: $ipv6_enable
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case $ipv6_enable in
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[Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
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_ipv6_opts="${_ipv6_opts} accept_rtadv"
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;;
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esac
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case $ipv6_cpe_wanif in
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$1)
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_ipv6_opts="${_ipv6_opts} -no_radr accept_rtadv"
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;;
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esac
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if [ -n "${_ipv6_opts}" ]; then
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ifconfig $1 inet6 ${_ipv6_opts}
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fi
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# ifconfig_IF_ipv6
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ifconfig_args=`ifconfig_getargs $1 ipv6`
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if [ -n "${ifconfig_args}" ]; then
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# backward compatibility: inet6 keyword
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case "${ifconfig_args}" in
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:*|[0-9a-fA-F]*:*)
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warn "\$ifconfig_$1_ipv6 needs " \
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"\"inet6\" keyword for an IPv6 address."
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ifconfig_args="inet6 ${ifconfig_args}"
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;;
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esac
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ifconfig $1 inet6 -ifdisabled
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eval ifconfig $1 ${ifconfig_args}
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_cfg=0
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fi
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# backward compatiblity: $ipv6_ifconfig_IF
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ifconfig_args=`get_if_var $1 ipv6_ifconfig_IF`
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if [ -n "${ifconfig_args}" ]; then
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warn "\$ipv6_ifconfig_$1 is obsolete." \
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" Use ifconfig_$1_ipv6 instead."
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ifconfig $1 inet6 -ifdisabled
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eval ifconfig $1 inet6 ${ifconfig_args}
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_cfg=0
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fi
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fi
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if [ ${_cfg} -eq 0 ]; then
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ifconfig $1 up
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fi
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if wpaif $1; then
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/etc/rc.d/wpa_supplicant start $1
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_cfg=0 # XXX: not sure this should count
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fi
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if dhcpif $1; then
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if [ $_cfg -ne 0 ] ; then
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ifconfig $1 up
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fi
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if syncdhcpif $1; then
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/etc/rc.d/dhclient start $1
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fi
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_cfg=0
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fi
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return $_cfg
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}
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# ifconfig_down if
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# returns 1 if wpa_supplicant or dhclient was stopped or
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# the interface exists.
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#
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ifconfig_down()
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{
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local _cfg
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_cfg=1
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if wpaif $1; then
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/etc/rc.d/wpa_supplicant stop $1
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_cfg=0
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fi
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if dhcpif $1; then
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/etc/rc.d/dhclient stop $1
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_cfg=0
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fi
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if ifexists $1; then
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ifconfig $1 down
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_cfg=0
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fi
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return $_cfg
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}
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# get_if_var if var [default]
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# Return the value of the pseudo-hash corresponding to $if where
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# $var is a string containg the sub-string "IF" which will be
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# replaced with $if after the characters defined in _punct are
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# replaced with '_'. If the variable is unset, replace it with
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# $default if given.
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get_if_var()
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{
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local _if _punct _punct_c _var _default prefix suffix
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if [ $# -ne 2 -a $# -ne 3 ]; then
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err 3 'USAGE: get_if_var name var [default]'
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fi
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_if=$1
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_punct=". - / +"
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for _punct_c in $_punct; do
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_if=`ltr ${_if} ${_punct_c} '_'`
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done
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_var=$2
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_default=$3
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prefix=${_var%%IF*}
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suffix=${_var##*IF}
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eval echo \${${prefix}${_if}${suffix}-${_default}}
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}
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# _ifconfig_getargs if [af]
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# Prints the arguments for the supplied interface to stdout.
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# Returns 1 if empty. In general, ifconfig_getargs should be used
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# outside this file.
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_ifconfig_getargs()
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{
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local _ifn _af
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_ifn=$1
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_af=${2+_$2}
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if [ -z "$_ifn" ]; then
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return 1
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fi
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get_if_var $_ifn ifconfig_IF$_af "$ifconfig_DEFAULT"
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}
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# ifconfig_getargs if [af]
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# Takes the result from _ifconfig_getargs and removes pseudo
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# args such as DHCP and WPA.
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ifconfig_getargs()
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{
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local _tmpargs _arg _args
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_tmpargs=`_ifconfig_getargs $1 $2`
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if [ $? -eq 1 ]; then
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return 1
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fi
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_args=
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for _arg in $_tmpargs; do
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case $_arg in
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[Dd][Hh][Cc][Pp]) ;;
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[Nn][Oo][Aa][Uu][Tt][Oo]) ;;
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[Nn][Oo][Ss][Yy][Nn][Cc][Dd][Hh][Cc][Pp]) ;;
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[Ss][Yy][Nn][Cc][Dd][Hh][Cc][Pp]) ;;
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[Ww][Pp][Aa]) ;;
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*)
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_args="$_args $_arg"
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;;
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esac
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done
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echo $_args
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}
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# autoif
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# Returns 0 if the interface should be automatically configured at
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# boot time and 1 otherwise.
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autoif()
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{
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local _tmpargs _arg
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_tmpargs=`_ifconfig_getargs $1`
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for _arg in $_tmpargs; do
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case $_arg in
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[Nn][Oo][Aa][Uu][Tt][Oo])
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return 1
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;;
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esac
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done
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return 0
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}
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# dhcpif if
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# Returns 0 if the interface is a DHCP interface and 1 otherwise.
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dhcpif()
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{
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local _tmpargs _arg
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_tmpargs=`_ifconfig_getargs $1`
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if noafif $1; then
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return 1
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fi
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for _arg in $_tmpargs; do
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case $_arg in
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[Dd][Hh][Cc][Pp])
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return 0
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;;
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[Nn][Oo][Ss][Yy][Nn][Cc][Dd][Hh][Cc][Pp])
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return 0
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;;
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[Ss][Yy][Nn][Cc][Dd][Hh][Cc][Pp])
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return 0
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;;
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esac
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done
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return 1
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}
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# syncdhcpif
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# Returns 0 if the interface should be configured synchronously and
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# 1 otherwise.
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syncdhcpif()
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{
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local _tmpargs _arg
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_tmpargs=`_ifconfig_getargs $1`
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if noafif $1; then
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return 1
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fi
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for _arg in $_tmpargs; do
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case $_arg in
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[Nn][Oo][Ss][Yy][Nn][Cc][Dd][Hh][Cc][Pp])
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return 1
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;;
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[Ss][Yy][Nn][Cc][Dd][Hh][Cc][Pp])
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return 0
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;;
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esac
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done
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checkyesno synchronous_dhclient
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}
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# wpaif if
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# Returns 0 if the interface is a WPA interface and 1 otherwise.
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wpaif()
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{
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local _tmpargs _arg
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_tmpargs=`_ifconfig_getargs $1`
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for _arg in $_tmpargs; do
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case $_arg in
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[Ww][Pp][Aa])
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return 0
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;;
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esac
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done
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return 1
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}
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# afexists af
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# Returns 0 if the address family is enabled in the kernel
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# 1 otherwise.
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afexists()
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{
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local _af
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_af=$1
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case ${_af} in
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inet|inet6)
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check_kern_features ${_af}
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;;
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ipx)
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${SYSCTL_N} net.ipx > /dev/null 2>&1
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;;
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atm)
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if [ -x /sbin/atmconfig ]; then
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/sbin/atmconfig diag list > /dev/null 2>&1
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else
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return 1
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fi
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;;
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*)
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err 1 "afexists(): Unsupported address family: $_af"
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;;
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esac
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}
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# noafif if
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# Returns 0 if the interface has no af configuration and 1 otherwise.
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noafif()
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{
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local _if
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_if=$1
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case $_if in
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pflog[0-9]*|\
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pfsync[0-9]*|\
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an[0-9]*|\
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ath[0-9]*|\
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ipw[0-9]*|\
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ipfw[0-9]*|\
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iwi[0-9]*|\
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iwn[0-9]*|\
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ral[0-9]*|\
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wi[0-9]*|\
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wl[0-9]*|\
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wpi[0-9]*)
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return 0
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;;
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esac
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return 1
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}
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# ipv6if if
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# Returns 0 if the interface should be configured for IPv6 and
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# 1 otherwise.
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ipv6if()
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{
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local _if _tmpargs i
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_if=$1
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if ! afexists inet6; then
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return 1
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fi
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# lo0 is always IPv6-enabled
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case $_if in
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lo0)
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return 0
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;;
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esac
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case "${ipv6_network_interfaces}" in
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$_if|"$_if "*|*" $_if"|*" $_if "*|[Aa][Uu][Tt][Oo])
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# True if $ifconfig_IF_ipv6 is defined.
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_tmpargs=`_ifconfig_getargs $_if ipv6`
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if [ -n "${_tmpargs}" ]; then
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return 0
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fi
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# backward compatibility: True if $ipv6_ifconfig_IF is defined.
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_tmpargs=`get_if_var $_if ipv6_ifconfig_IF`
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if [ -n "${_tmpargs}" ]; then
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return 0
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fi
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;;
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esac
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return 1
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}
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# ipv6_autoconfif if
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# Returns 0 if the interface should be configured for IPv6 with
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# Stateless Address Configuration; 1 otherwise.
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ipv6_autoconfif()
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{
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local _if _tmpargs _arg
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_if=$1
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case $_if in
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lo0|\
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stf[0-9]*|\
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faith[0-9]*|\
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lp[0-9]*|\
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sl[0-9]*)
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return 1
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;;
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esac
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if noafif $_if; then
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return 1
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fi
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if ! ipv6if $_if; then
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return 1
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fi
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if checkyesno ipv6_gateway_enable; then
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return 1
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fi
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_tmpargs=`get_if_var $_if ipv6_prefix_IF`
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if [ -n "${_tmpargs}" ]; then
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return 1
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fi
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# backward compatibility: $ipv6_enable
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case $ipv6_enable in
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[Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
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return 0
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;;
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esac
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_tmpargs=`_ifconfig_getargs $_if ipv6`
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for _arg in $_tmpargs; do
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case $_arg in
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accept_rtadv)
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return 0
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;;
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esac
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done
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|
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# backward compatibility: $ipv6_ifconfig_IF
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_tmpargs=`get_if_var $_if ipv6_ifconfig_IF`
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for _arg in $_tmpargs; do
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case $_arg in
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accept_rtadv)
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return 0
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;;
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esac
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done
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return 1
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}
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|
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# ifexists if
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# Returns 0 if the interface exists and 1 otherwise.
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ifexists()
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{
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[ -z "$1" ] && return 1
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ifconfig -n $1 > /dev/null 2>&1
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}
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|
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# ipv4_up if
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# add IPv4 addresses to the interface $if
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ipv4_up()
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{
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local _if _ret
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_if=$1
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_ret=1
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# Add 127.0.0.1/8 to lo0 unless otherwise specified.
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if [ "${_if}" = "lo0" ]; then
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ifconfig_args=`get_if_var ${_if} ifconfig_IF`
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if [ -z "${ifconfig_args}" ]; then
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ifconfig ${_if} inet 127.0.0.1/8 alias
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fi
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fi
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ifalias_up ${_if} inet && _ret=0
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ipv4_addrs_common ${_if} alias && _ret=0
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return $_ret
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}
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|
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# ipv6_up if
|
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# add IPv6 addresses to the interface $if
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ipv6_up()
|
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{
|
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local _if _ret
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_if=$1
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_ret=1
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|
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if ! ipv6if $_if; then
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return 0
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fi
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|
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ifalias_up ${_if} inet6 && _ret=0
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ipv6_prefix_hostid_addr_common ${_if} alias && _ret=0
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ipv6_accept_rtadv_up ${_if} && _ret=0
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|
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# wait for DAD
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sleep `${SYSCTL_N} net.inet6.ip6.dad_count`
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sleep 1
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|
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return $_ret
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}
|
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|
|
# ipv4_down if
|
|
# remove IPv4 addresses from the interface $if
|
|
ipv4_down()
|
|
{
|
|
local _if _ifs _ret inetList oldifs _inet
|
|
_if=$1
|
|
_ifs="^"
|
|
_ret=1
|
|
|
|
inetList="`ifconfig ${_if} | grep 'inet ' | tr "\n" "$_ifs"`"
|
|
|
|
oldifs="$IFS"
|
|
IFS="$_ifs"
|
|
for _inet in $inetList ; do
|
|
# get rid of extraneous line
|
|
[ -z "$_inet" ] && break
|
|
|
|
_inet=`expr "$_inet" : '.*\(inet \([0-9]\{1,3\}\.\)\{3\}[0-9]\{1,3\}\).*'`
|
|
|
|
IFS="$oldifs"
|
|
ifconfig ${_if} ${_inet} delete
|
|
IFS="$_ifs"
|
|
_ret=0
|
|
done
|
|
IFS="$oldifs"
|
|
|
|
ifalias_down ${_if} inet && _ret=0
|
|
ipv4_addrs_common ${_if} -alias && _ret=0
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ipv6_down if
|
|
# remove IPv6 addresses from the interface $if
|
|
ipv6_down()
|
|
{
|
|
local _if _ifs _ret inetList oldifs _inet6
|
|
_if=$1
|
|
_ifs="^"
|
|
_ret=1
|
|
|
|
if ! ipv6if $_if; then
|
|
return 0
|
|
fi
|
|
|
|
ipv6_accept_rtadv_down ${_if} && _ret=0
|
|
ipv6_prefix_hostid_addr_common ${_if} -alias && _ret=0
|
|
ifalias_down ${_if} inet6 && _ret=0
|
|
|
|
inetList="`ifconfig ${_if} | grep 'inet6 ' | tr "\n" "$_ifs"`"
|
|
|
|
oldifs="$IFS"
|
|
IFS="$_ifs"
|
|
for _inet6 in $inetList ; do
|
|
# get rid of extraneous line
|
|
[ -z "$_inet6" ] && break
|
|
|
|
_inet6=`expr "$_inet6" : '.*\(inet6 \([0-9a-f:]*\)\).*'`
|
|
|
|
IFS="$oldifs"
|
|
ifconfig ${_if} ${_inet6} -alias
|
|
IFS="$_ifs"
|
|
_ret=0
|
|
done
|
|
IFS="$oldifs"
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ipv4_addrs_common if action
|
|
# Evaluate the ifconfig_if_ipv4 arguments for interface $if and
|
|
# use $action to add or remove IPv4 addresses from $if.
|
|
ipv4_addrs_common()
|
|
{
|
|
local _ret _if _action _cidr _cidr_addr
|
|
local _ipaddr _netmask _range _ipnet _iplow _iphigh _ipcount
|
|
_ret=1
|
|
_if=$1
|
|
_action=$2
|
|
|
|
# get ipv4-addresses
|
|
cidr_addr=`get_if_var $_if ipv4_addrs_IF`
|
|
|
|
for _cidr in ${cidr_addr}; do
|
|
_ipaddr=${_cidr%%/*}
|
|
_netmask="/"${_cidr##*/}
|
|
_range=${_ipaddr##*.}
|
|
_ipnet=${_ipaddr%.*}
|
|
_iplow=${_range%-*}
|
|
_iphigh=${_range#*-}
|
|
|
|
# clear netmask when removing aliases
|
|
if [ "${_action}" = "-alias" ]; then
|
|
_netmask=""
|
|
fi
|
|
|
|
_ipcount=${_iplow}
|
|
while [ "${_ipcount}" -le "${_iphigh}" ]; do
|
|
eval "ifconfig ${_if} ${_action} ${_ipnet}.${_ipcount}${_netmask}"
|
|
_ipcount=$((${_ipcount}+1))
|
|
_ret=0
|
|
|
|
# only the first ipaddr in a subnet need the real netmask
|
|
if [ "${_action}" != "-alias" ]; then
|
|
_netmask="/32"
|
|
fi
|
|
done
|
|
done
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ifalias_up if af
|
|
# Configure aliases for network interface $if.
|
|
# It returns 0 if at least one alias was configured or
|
|
# 1 if there were none.
|
|
#
|
|
ifalias_up()
|
|
{
|
|
local _ret
|
|
_ret=1
|
|
|
|
case "$2" in
|
|
inet)
|
|
_ret=`ifalias_ipv4_up "$1"`
|
|
;;
|
|
inet6)
|
|
_ret=`ifalias_ipv6_up "$1"`
|
|
;;
|
|
esac
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ifalias_ipv4_up if
|
|
# Helper function for ifalias_up(). Handles IPv4.
|
|
#
|
|
ifalias_ipv4_up()
|
|
{
|
|
local _ret alias ifconfig_args
|
|
_ret=1
|
|
|
|
# ifconfig_IF_aliasN which starts with "inet"
|
|
alias=0
|
|
while : ; do
|
|
ifconfig_args=`get_if_var $1 ifconfig_IF_alias${alias}`
|
|
case "${ifconfig_args}" in
|
|
inet\ *)
|
|
ifconfig $1 ${ifconfig_args} alias && _ret=0
|
|
;;
|
|
inet6\ *)
|
|
;;
|
|
"")
|
|
break
|
|
;;
|
|
*)
|
|
warn "\$ifconfig_$1_alias${alias} needs " \
|
|
"\"inet\" keyword for an IPv4 address."
|
|
ifconfig $1 ${ifconfig_args} alias && _ret=0
|
|
;;
|
|
esac
|
|
alias=$((${alias} + 1))
|
|
done
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ifalias_ipv6_up if
|
|
# Helper function for ifalias_up(). Handles IPv6.
|
|
#
|
|
ifalias_ipv6_up()
|
|
{
|
|
local _ret alias ifconfig_args
|
|
_ret=1
|
|
|
|
# ifconfig_IF_aliasN which starts with "inet6"
|
|
alias=0
|
|
while : ; do
|
|
ifconfig_args=`get_if_var $1 ifconfig_IF_alias${alias}`
|
|
case "${ifconfig_args}" in
|
|
inet6\ *)
|
|
ifconfig $1 ${ifconfig_args} alias && _ret=0
|
|
;;
|
|
"")
|
|
break
|
|
;;
|
|
esac
|
|
alias=$((${alias} + 1))
|
|
done
|
|
|
|
# backward compatibility: ipv6_ifconfig_IF_aliasN.
|
|
alias=0
|
|
while : ; do
|
|
ifconfig_args=`get_if_var $1 ipv6_ifconfig_IF_alias${alias}`
|
|
case "${ifconfig_args}" in
|
|
"")
|
|
break
|
|
;;
|
|
*)
|
|
ifconfig $1 inet6 ${ifconfig_args} alias && _ret=0
|
|
warn "\$ipv6_ifconfig_$1_alias${alias} is obsolete." \
|
|
" Use ifconfig_$1_aliasN instead."
|
|
;;
|
|
esac
|
|
alias=$((${alias} + 1))
|
|
done
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ifalias_down if af
|
|
# Remove aliases for network interface $if.
|
|
# It returns 0 if at least one alias was removed or
|
|
# 1 if there were none.
|
|
#
|
|
ifalias_down()
|
|
{
|
|
local _ret
|
|
_ret=1
|
|
|
|
case "$2" in
|
|
inet)
|
|
_ret=`ifalias_ipv4_down "$1"`
|
|
;;
|
|
inet6)
|
|
_ret=`ifalias_ipv6_down "$1"`
|
|
;;
|
|
esac
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ifalias_ipv4_down if
|
|
# Helper function for ifalias_down(). Handles IPv4.
|
|
#
|
|
ifalias_ipv4_down()
|
|
{
|
|
local _ret alias ifconfig_args
|
|
_ret=1
|
|
|
|
# ifconfig_IF_aliasN which starts with "inet"
|
|
alias=0
|
|
while : ; do
|
|
ifconfig_args=`get_if_var $1 ifconfig_IF_alias${alias}`
|
|
case "${ifconfig_args}" in
|
|
inet\ *)
|
|
ifconfig $1 ${ifconfig_args} -alias && _ret=0
|
|
;;
|
|
"")
|
|
break
|
|
;;
|
|
esac
|
|
alias=$((${alias} + 1))
|
|
done
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ifalias_ipv6_down if
|
|
# Helper function for ifalias_down(). Handles IPv6.
|
|
#
|
|
ifalias_ipv6_down()
|
|
{
|
|
local _ret alias ifconfig_args
|
|
_ret=1
|
|
|
|
# ifconfig_IF_aliasN which starts with "inet6"
|
|
alias=0
|
|
while : ; do
|
|
ifconfig_args=`get_if_var $1 ifconfig_IF_alias${alias}`
|
|
case "${ifconfig_args}" in
|
|
inet6\ *)
|
|
ifconfig $1 ${ifconfig_args} -alias && _ret=0
|
|
;;
|
|
"")
|
|
break
|
|
;;
|
|
esac
|
|
alias=$((${alias} + 1))
|
|
done
|
|
|
|
# backward compatibility: ipv6_ifconfig_IF_aliasN.
|
|
alias=0
|
|
while : ; do
|
|
ifconfig_args=`get_if_var $1 ipv6_ifconfig_IF_alias${alias}`
|
|
case "${ifconfig_args}" in
|
|
"")
|
|
break
|
|
;;
|
|
*)
|
|
ifconfig $1 inet6 ${ifconfig_args} -alias && _ret=0
|
|
warn "\$ipv6_ifconfig_$1_alias${alias} is obsolete." \
|
|
" Use ifconfig_$1_aliasN instead."
|
|
;;
|
|
esac
|
|
alias=$((${alias} + 1))
|
|
done
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ipv6_prefix_hostid_addr_common if action
|
|
# Add or remove IPv6 prefix + hostid addr on the interface $if
|
|
#
|
|
ipv6_prefix_hostid_addr_common()
|
|
{
|
|
local _if _action prefix laddr hostid j address
|
|
_if=$1
|
|
_action=$2
|
|
prefix=`get_if_var ${_if} ipv6_prefix_IF`
|
|
|
|
if [ -n "${prefix}" ]; then
|
|
laddr=`network6_getladdr ${_if}`
|
|
hostid=${laddr#fe80::}
|
|
hostid=${hostid%\%*}
|
|
|
|
for j in ${prefix}; do
|
|
address=$j\:${hostid}
|
|
ifconfig ${_if} inet6 ${address} prefixlen 64 ${_action}
|
|
|
|
# if I am a router, add subnet router
|
|
# anycast address (RFC 2373).
|
|
if checkyesno ipv6_gateway_enable; then
|
|
ifconfig ${_if} inet6 $j:: prefixlen 64 \
|
|
${_action} anycast
|
|
fi
|
|
done
|
|
fi
|
|
}
|
|
|
|
# ipv6_accept_rtadv_up if
|
|
# Enable accepting Router Advertisement and send Router
|
|
# Solicitation message
|
|
ipv6_accept_rtadv_up()
|
|
{
|
|
if ipv6_autoconfif $1; then
|
|
ifconfig $1 inet6 accept_rtadv up
|
|
if ! checkyesno rtsold_enable; then
|
|
rtsol ${rtsol_flags} $1
|
|
fi
|
|
fi
|
|
}
|
|
|
|
# ipv6_accept_rtadv_down if
|
|
# Disable accepting Router Advertisement
|
|
ipv6_accept_rtadv_down()
|
|
{
|
|
if ipv6_autoconfif $1; then
|
|
ifconfig $1 inet6 -accept_rtadv
|
|
fi
|
|
}
|
|
|
|
# ifscript_up if
|
|
# Evaluate a startup script for the $if interface.
|
|
# It returns 0 if a script was found and processed or
|
|
# 1 if no script was found.
|
|
#
|
|
ifscript_up()
|
|
{
|
|
if [ -r /etc/start_if.$1 ]; then
|
|
. /etc/start_if.$1
|
|
return 0
|
|
else
|
|
return 1
|
|
fi
|
|
}
|
|
|
|
# ifscript_down if
|
|
# Evaluate a shutdown script for the $if interface.
|
|
# It returns 0 if a script was found and processed or
|
|
# 1 if no script was found.
|
|
#
|
|
ifscript_down()
|
|
{
|
|
if [ -r /etc/stop_if.$1 ]; then
|
|
. /etc/stop_if.$1
|
|
return 0
|
|
else
|
|
return 1
|
|
fi
|
|
}
|
|
|
|
# clone_up
|
|
# Create cloneable interfaces.
|
|
#
|
|
clone_up()
|
|
{
|
|
local _prefix _list ifn
|
|
_prefix=
|
|
_list=
|
|
|
|
# create_args_IF
|
|
for ifn in ${cloned_interfaces}; do
|
|
ifconfig ${ifn} create `get_if_var ${ifn} create_args_IF`
|
|
if [ $? -eq 0 ]; then
|
|
_list="${_list}${_prefix}${ifn}"
|
|
[ -z "$_prefix" ] && _prefix=' '
|
|
fi
|
|
done
|
|
debug "Cloned: ${_list}"
|
|
}
|
|
|
|
# clone_down
|
|
# Destroy cloned interfaces. Destroyed interfaces are echoed to
|
|
# standard output.
|
|
#
|
|
clone_down()
|
|
{
|
|
local _prefix _list ifn
|
|
_prefix=
|
|
_list=
|
|
|
|
for ifn in ${cloned_interfaces}; do
|
|
ifconfig -n ${ifn} destroy
|
|
if [ $? -eq 0 ]; then
|
|
_list="${_list}${_prefix}${ifn}"
|
|
[ -z "$_prefix" ] && _prefix=' '
|
|
fi
|
|
done
|
|
debug "Destroyed clones: ${_list}"
|
|
}
|
|
|
|
# childif_create
|
|
# Create and configure child interfaces. Return 0 if child
|
|
# interfaces are created.
|
|
#
|
|
childif_create()
|
|
{
|
|
local cfg child child_vlans child_wlans create_args debug_flags ifn i
|
|
cfg=1
|
|
ifn=$1
|
|
|
|
# Create wireless interfaces
|
|
child_wlans=`get_if_var $ifn wlans_IF`
|
|
|
|
for child in ${child_wlans}; do
|
|
create_args="wlandev $ifn `get_if_var $child create_args_IF`"
|
|
debug_flags="`get_if_var $child wlandebug_IF`"
|
|
|
|
if expr $child : 'wlan[0-9][0-9]*$' >/dev/null 2>&1; then
|
|
ifconfig $child create ${create_args} && cfg=0
|
|
if [ -n "${debug_flags}" ]; then
|
|
wlandebug -i $child ${debug_flags}
|
|
fi
|
|
else
|
|
i=`ifconfig wlan create ${create_args}`
|
|
if [ -n "${debug_flags}" ]; then
|
|
wlandebug -i $i ${debug_flags}
|
|
fi
|
|
ifconfig $i name $child && cfg=0
|
|
fi
|
|
if autoif $child; then
|
|
ifn_start $child
|
|
fi
|
|
done
|
|
|
|
# Create vlan interfaces
|
|
child_vlans=`get_if_var $ifn vlans_IF`
|
|
|
|
if [ -n "${child_vlans}" ]; then
|
|
load_kld if_vlan
|
|
fi
|
|
|
|
for child in ${child_vlans}; do
|
|
if expr $child : '[1-9][0-9]*$' >/dev/null 2>&1; then
|
|
child="${ifn}.${child}"
|
|
create_args=`get_if_var $child create_args_IF`
|
|
ifconfig $child create ${create_args} && cfg=0
|
|
else
|
|
create_args="vlandev $ifn `get_if_var $child create_args_IF`"
|
|
if expr $child : 'vlan[0-9][0-9]*$' >/dev/null 2>&1; then
|
|
ifconfig $child create ${create_args} && cfg=0
|
|
else
|
|
i=`ifconfig vlan create ${create_args}`
|
|
ifconfig $i name $child && cfg=0
|
|
fi
|
|
fi
|
|
if autoif $child; then
|
|
ifn_start $child
|
|
fi
|
|
done
|
|
|
|
return ${cfg}
|
|
}
|
|
|
|
# childif_destroy
|
|
# Destroy child interfaces.
|
|
#
|
|
childif_destroy()
|
|
{
|
|
local cfg child child_vlans child_wlans ifn
|
|
cfg=1
|
|
|
|
child_wlans=`get_if_var $ifn wlans_IF`
|
|
for child in ${child_wlans}; do
|
|
if ! ifexists $child; then
|
|
continue
|
|
fi
|
|
ifconfig -n $child destroy && cfg=0
|
|
done
|
|
|
|
child_vlans=`get_if_var $ifn vlans_IF`
|
|
for child in ${child_vlans}; do
|
|
if expr $child : '[1-9][0-9]*$' >/dev/null 2>&1; then
|
|
child="${ifn}.${child}"
|
|
fi
|
|
if ! ifexists $child; then
|
|
continue
|
|
fi
|
|
ifconfig -n $child destroy && cfg=0
|
|
done
|
|
|
|
return ${cfg}
|
|
}
|
|
|
|
# ng_mkpeer
|
|
# Create netgraph nodes.
|
|
#
|
|
ng_mkpeer()
|
|
{
|
|
ngctl -f - 2> /dev/null <<EOF
|
|
mkpeer $*
|
|
msg dummy nodeinfo
|
|
EOF
|
|
}
|
|
|
|
# ng_create_one
|
|
# Create netgraph nodes.
|
|
#
|
|
ng_create_one()
|
|
{
|
|
local t
|
|
|
|
ng_mkpeer $* | while read line; do
|
|
t=`expr "${line}" : '.* name="\([a-z]*[0-9]*\)" .*'`
|
|
if [ -n "${t}" ]; then
|
|
echo ${t}
|
|
return
|
|
fi
|
|
done
|
|
}
|
|
|
|
# gif_up
|
|
# Create gif(4) tunnel interfaces.
|
|
gif_up()
|
|
{
|
|
local i peers
|
|
|
|
for i in ${gif_interfaces}; do
|
|
peers=`get_if_var $i gifconfig_IF`
|
|
case ${peers} in
|
|
'')
|
|
continue
|
|
;;
|
|
*)
|
|
if expr $i : 'gif[0-9][0-9]*$' >/dev/null 2>&1; then
|
|
ifconfig $i create >/dev/null 2>&1
|
|
else
|
|
gif=`ifconfig gif create`
|
|
ifconfig $gif name $i
|
|
fi
|
|
ifconfig $i tunnel ${peers}
|
|
ifconfig $i up
|
|
;;
|
|
esac
|
|
done
|
|
}
|
|
|
|
# ng_fec_create ifn
|
|
# Configure Fast EtherChannel for interface $ifn. Returns 0 if
|
|
# FEC arguments were found and configured; returns !0 otherwise.
|
|
ng_fec_create()
|
|
{
|
|
local req_iface iface bogus
|
|
req_iface="$1"
|
|
|
|
ngctl shutdown ${req_iface}: > /dev/null 2>&1
|
|
|
|
bogus=""
|
|
while true; do
|
|
iface=`ng_create_one fec dummy fec`
|
|
if [ -z "${iface}" ]; then
|
|
exit 2
|
|
fi
|
|
if [ "${iface}" = "${req_iface}" ]; then
|
|
break
|
|
fi
|
|
bogus="${bogus} ${iface}"
|
|
done
|
|
|
|
for iface in ${bogus}; do
|
|
ngctl shutdown ${iface}:
|
|
done
|
|
}
|
|
|
|
# fec_up
|
|
# Create Fast EtherChannel interfaces.
|
|
fec_up()
|
|
{
|
|
local i j
|
|
|
|
for i in ${fec_interfaces}; do
|
|
ng_fec_create $i
|
|
for j in `get_if_var $i fecconfig_IF`; do
|
|
case ${j} in
|
|
'')
|
|
continue
|
|
;;
|
|
*)
|
|
ngctl msg ${i}: add_iface "\"${j}\""
|
|
;;
|
|
esac
|
|
done
|
|
done
|
|
}
|
|
|
|
# ipx_up ifn
|
|
# Configure any IPX addresses for interface $ifn. Returns 0 if
|
|
# IPX arguments were found and configured; returns 1 otherwise.
|
|
#
|
|
ipx_up()
|
|
{
|
|
local ifn
|
|
ifn="$1"
|
|
|
|
# ifconfig_IF_ipx
|
|
ifconfig_args=`_ifconfig_getargs $ifn ipx`
|
|
if [ -n "${ifconfig_args}" ]; then
|
|
ifconfig ${ifn} ${ifconfig_args}
|
|
return 0
|
|
fi
|
|
|
|
return 1
|
|
}
|
|
|
|
# ipx_down ifn
|
|
# Remove IPX addresses for interface $ifn. Returns 0 if IPX
|
|
# addresses were found and unconfigured. It returns 1, otherwise.
|
|
#
|
|
ipx_down()
|
|
{
|
|
local _if _ifs _ret ipxList oldifs _ipx
|
|
_if=$1
|
|
_ifs="^"
|
|
_ret=1
|
|
ipxList="`ifconfig ${_if} | grep 'ipx ' | tr "\n" "$_ifs"`"
|
|
oldifs="$IFS"
|
|
|
|
IFS="$_ifs"
|
|
for _ipx in $ipxList ; do
|
|
# get rid of extraneous line
|
|
[ -z "$_ipx" ] && break
|
|
|
|
_ipx=`expr "$_ipx" : '.*\(ipx [0-9a-h]\{1,8\}H*\.[0-9a-h]\{1,12\}\).*'`
|
|
|
|
IFS="$oldifs"
|
|
ifconfig ${_if} ${_ipx} delete
|
|
IFS="$_ifs"
|
|
_ret=0
|
|
done
|
|
IFS="$oldifs"
|
|
|
|
return $_ret
|
|
}
|
|
|
|
# ifnet_rename
|
|
# Rename all requested interfaces.
|
|
#
|
|
ifnet_rename()
|
|
{
|
|
local _if _ifname
|
|
|
|
# ifconfig_IF_name
|
|
for _if in `ifconfig -l`; do
|
|
_ifname=`get_if_var $_if ifconfig_IF_name`
|
|
if [ ! -z "$_ifname" ]; then
|
|
ifconfig $_if name $_ifname
|
|
fi
|
|
done
|
|
|
|
return 0
|
|
}
|
|
|
|
# list_net_interfaces type
|
|
# List all network interfaces. The type of interface returned
|
|
# can be controlled by the type argument. The type
|
|
# argument can be any of the following:
|
|
# nodhcp - all interfaces, excluding DHCP configured interfaces
|
|
# dhcp - list only DHCP configured interfaces
|
|
# noautoconf - all interfaces, excluding IPv6 Stateless
|
|
# Address Autoconf configured interfaces
|
|
# autoconf - list only IPv6 Stateless Address Autoconf
|
|
# configured interfaces
|
|
# If no argument is specified all network interfaces are output.
|
|
# Note that the list will include cloned interfaces if applicable.
|
|
# Cloned interfaces must already exist to have a chance to appear
|
|
# in the list if ${network_interfaces} is set to `auto'.
|
|
#
|
|
list_net_interfaces()
|
|
{
|
|
local type _tmplist _list _autolist _lo _if
|
|
type=$1
|
|
|
|
# Get a list of ALL the interfaces and make lo0 first if it's there.
|
|
#
|
|
_tmplist=
|
|
case ${network_interfaces} in
|
|
[Aa][Uu][Tt][Oo])
|
|
_autolist="`ifconfig -l`"
|
|
_lo=
|
|
for _if in ${_autolist} ; do
|
|
if autoif $_if; then
|
|
if [ "$_if" = "lo0" ]; then
|
|
_lo="lo0 "
|
|
else
|
|
_tmplist="${_tmplist} ${_if}"
|
|
fi
|
|
fi
|
|
done
|
|
_tmplist="${_lo}${_tmplist# }"
|
|
;;
|
|
*)
|
|
_tmplist="${network_interfaces} ${cloned_interfaces}"
|
|
|
|
# lo0 is effectively mandatory, so help prevent foot-shooting
|
|
#
|
|
case "$_tmplist" in
|
|
lo0|'lo0 '*|*' lo0'|*' lo0 '*) ;; # This is fine, do nothing
|
|
*) _tmplist="lo0 ${_tmplist}" ;;
|
|
esac
|
|
;;
|
|
esac
|
|
|
|
_list=
|
|
case "$type" in
|
|
nodhcp)
|
|
for _if in ${_tmplist} ; do
|
|
if ! dhcpif $_if && \
|
|
[ -n "`_ifconfig_getargs $_if`" ]; then
|
|
_list="${_list# } ${_if}"
|
|
fi
|
|
done
|
|
;;
|
|
dhcp)
|
|
for _if in ${_tmplist} ; do
|
|
if dhcpif $_if; then
|
|
_list="${_list# } ${_if}"
|
|
fi
|
|
done
|
|
;;
|
|
noautoconf)
|
|
for _if in ${_tmplist} ; do
|
|
if ! ipv6_autoconfif $_if && \
|
|
[ -n "`_ifconfig_getargs $_if ipv6`" ]; then
|
|
_list="${_list# } ${_if}"
|
|
fi
|
|
done
|
|
;;
|
|
autoconf)
|
|
for _if in ${_tmplist} ; do
|
|
if ipv6_autoconfif $_if; then
|
|
_list="${_list# } ${_if}"
|
|
fi
|
|
done
|
|
;;
|
|
*)
|
|
_list=${_tmplist}
|
|
;;
|
|
esac
|
|
|
|
echo $_list
|
|
|
|
return 0
|
|
}
|
|
|
|
# get_default_if -address_family
|
|
# Get the interface of the default route for the given address family.
|
|
# The -address_family argument must be suitable passing to route(8).
|
|
#
|
|
get_default_if()
|
|
{
|
|
local routeget oldifs defif line
|
|
defif=
|
|
oldifs="$IFS"
|
|
IFS="
|
|
"
|
|
for line in `route -n get $1 default 2>/dev/null`; do
|
|
case $line in
|
|
*interface:*)
|
|
defif=${line##*: }
|
|
;;
|
|
esac
|
|
done
|
|
IFS=${oldifs}
|
|
|
|
echo $defif
|
|
}
|
|
|
|
# hexdigit arg
|
|
# Echo decimal number $arg (single digit) in hexadecimal format.
|
|
hexdigit()
|
|
{
|
|
printf '%x\n' "$1"
|
|
}
|
|
|
|
# hexprint arg
|
|
# Echo decimal number $arg (multiple digits) in hexadecimal format.
|
|
hexprint()
|
|
{
|
|
printf '%x\n' "$1"
|
|
}
|
|
|
|
is_wired_interface()
|
|
{
|
|
local media
|
|
|
|
case `ifconfig $1 2>/dev/null` in
|
|
*media:?Ethernet*) media=Ethernet ;;
|
|
esac
|
|
|
|
test "$media" = "Ethernet"
|
|
}
|
|
|
|
# network6_getladdr if [flag]
|
|
# Echo link-local address from $if if any.
|
|
# If flag is defined, tentative ones will be excluded.
|
|
network6_getladdr()
|
|
{
|
|
local proto addr rest
|
|
ifconfig $1 2>/dev/null | while read proto addr rest; do
|
|
case ${proto} in
|
|
inet6)
|
|
case ${addr} in
|
|
fe80::*)
|
|
if [ -z "$2" ]; then
|
|
echo ${addr}
|
|
return
|
|
fi
|
|
case ${rest} in
|
|
*tentative*)
|
|
continue
|
|
;;
|
|
*)
|
|
echo ${addr}
|
|
return
|
|
esac
|
|
esac
|
|
esac
|
|
done
|
|
}
|