790 lines
17 KiB
Plaintext
790 lines
17 KiB
Plaintext
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#!/sbin/runscript
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# Copyright (c) 2007-2009 Roy Marples <roy@marples.name>
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# Released under the 2-clause BSD license.
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MODULESDIR="/lib/netifrc/net"
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MODULESLIST="${RC_SVCDIR}/nettree"
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_config_vars="config routes"
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[ -z "${IN_BACKGROUND}" ] && IN_BACKGROUND="NO"
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description="Configures network interfaces."
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# Handy var so we don't have to embed new lines everywhere for array splitting
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__IFS="
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"
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depend()
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{
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local IFACE=${RC_SVCNAME#*.}
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local IFVAR=$(shell_var "${IFACE}")
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need localmount
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if [ "$RC_UNAME" = Linux -a "$IFACE" != lo ]; then
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need sysfs
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fi
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after bootmisc
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keyword -jail -prefix -vserver
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case "${IFACE}" in
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lo|lo0) ;;
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*)
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after net.lo net.lo0 dbus
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provide net
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;;
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esac
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if [ "$(command -v "depend_${IFVAR}")" = "depend_${IFVAR}" ]; then
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depend_${IFVAR}
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fi
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local dep= prov=
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for dep in need use before after provide keyword; do
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eval prov=\$rc_${dep}_${IFVAR}
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if [ -n "${prov}" ]; then
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${dep} ${prov}
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ewarn "rc_${dep}_${IFVAR} is deprecated."
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ewarn "Please use rc_net_${IFVAR}_${dep} instead."
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fi
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done
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}
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# Support bash arrays - sigh
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_array_helper()
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{
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local _a=
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eval _a=\$$1
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_a=$(echo "${_a}" | sed -e 's:^[[:space:]]*::' -e 's:[[:space:]]*$::' -e '/^$/d' -e 's:[[:space:]]\{1,\}: :g')
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[ -n "${_a}" ] && printf "%s\n" "${_a}"
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}
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_get_array()
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{
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local _a=
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if [ -n "${BASH}" ]; then
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case "$(declare -p "$1" 2>/dev/null)" in
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"declare -a "*)
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ewarn "You are using a bash array for $1."
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ewarn "This feature will be removed in the future."
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ewarn "Please see net.example for the correct format for $1."
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eval "set -- \"\${$1[@]}\""
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for _a; do
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printf "%s\n" "${_a}"
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done
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return 0
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;;
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esac
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fi
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_array_helper $1
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}
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# Flatten bash arrays to simple strings
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_flatten_array()
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{
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if [ -n "${BASH}" ]; then
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case "$(declare -p "$1" 2>/dev/null)" in
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"declare -a "*)
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ewarn "You are using a bash array for $1."
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ewarn "This feature will be removed in the future."
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ewarn "Please see net.example for the correct format for $1."
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eval "set -- \"\${$1[@]}\""
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for x; do
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printf "'%s' " "$(printf "$x" | sed "s:':'\\\'':g")"
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done
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return 0
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;;
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esac
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fi
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_array_helper $1
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}
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_wait_for_carrier()
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{
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local timeout= efunc=einfon
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_has_carrier && return 0
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eval timeout=\$carrier_timeout_${IFVAR}
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timeout=${timeout:-${carrier_timeout:-0}}
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# Incase users don't want this nice feature ...
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[ ${timeout} -le 0 ] && return 0
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yesno ${RC_PARALLEL} && efunc=einfo
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${efunc} "Waiting for carrier (${timeout} seconds) "
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while [ ${timeout} -gt 0 ]; do
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if _has_carrier; then
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[ "${efunc}" = "einfon" ] && echo
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eend 0
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return 0
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fi
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sleep 1
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: $(( timeout -= 1 ))
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[ "${efunc}" = "einfon" ] && printf "."
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done
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[ "${efunc}" = "einfon" ] && echo
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eend 1
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return 1
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}
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_netmask2cidr()
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{
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# Some shells cannot handle hex arithmetic, so we massage it slightly
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# Buggy shells include FreeBSD sh, dash and busybox.
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# bash and NetBSD sh don't need this.
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case $1 in
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0x*)
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local hex=${1#0x*} quad=
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while [ -n "${hex}" ]; do
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local lastbut2=${hex#??*}
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quad=${quad}${quad:+.}0x${hex%${lastbut2}*}
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hex=${lastbut2}
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done
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set -- ${quad}
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;;
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esac
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local i= len=
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local IFS=.
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for i in $1; do
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case $i in
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0x*) i=$((i)) ;;
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esac
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while [ ${i} -ne 0 ]; do
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: $(( len += i % 2 ))
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: $(( i >>= 1 ))
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done
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done
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echo "${len}"
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}
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_configure_variables()
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{
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local var= v= t=
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for var in ${_config_vars}; do
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local v=
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for t; do
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eval v=\$${var}_${t}
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if [ -n "${v}" ]; then
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eval ${var}_${IFVAR}=\$${var}_${t}
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continue 2
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fi
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done
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done
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}
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_which()
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{
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local i OIFS
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# Empty
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[ -z "$1" ] && return
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# check paths
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OIFS="$IFS"
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IFS=:
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for i in $PATH ; do
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[ -x $i/$1 ] && echo $i/$1 && break
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done
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IFS=$OIFS
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}
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# Like _which, but also consider shell builtins, and multiple alternatives
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_program_available()
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{
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[ -z "$1" ] && return 0
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local x=
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for x; do
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case "${x}" in
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/*) [ -x "${x}" ] && break;;
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*) type "${x}" >/dev/null 2>&1 && break;;
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esac
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unset x
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done
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[ -n "${x}" ] && echo $x && return 0
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return 1
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}
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_show_address()
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{
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einfo "received address $(_get_inet_address "${IFACE}")"
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}
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# Basically sorts our modules into order and saves the list
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_gen_module_list()
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{
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local x= f= force=$1
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if ! ${force} && [ -s "${MODULESLIST}" -a "${MODULESLIST}" -nt "${MODULESDIR}" ]; then
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local update=false
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for x in "${MODULESDIR}"/*.sh; do
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[ -e "${x}" ] || continue
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if [ "${x}" -nt "${MODULESLIST}" ]; then
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update=true
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break
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fi
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done
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${update} || return 0
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fi
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einfo "Caching network module dependencies"
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# Run in a subshell to protect the main script
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(
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after() {
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eval ${MODULE}_after="\"\${${MODULE}_after}\${${MODULE}_after:+ }$*\""
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}
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before() {
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local mod=${MODULE}
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local MODULE=
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for MODULE; do
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after "${mod}"
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done
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}
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program() {
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if [ "$1" = "start" -o "$1" = "stop" ]; then
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local s="$1"
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shift
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eval ${MODULE}_program_${s}="\"\${${MODULE}_program_${s}}\${${MODULE}_program_${s}:+ }$*\""
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else
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eval ${MODULE}_program="\"\${${MODULE}_program}\${${MODULE}_program:+ }$*\""
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fi
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}
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provide() {
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eval ${MODULE}_provide="\"\${${MODULE}_provide}\${${MODULE}_provide:+ }$*\""
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local x
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for x in $*; do
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eval ${x}_providedby="\"\${${MODULE}_providedby}\${${MODULE}_providedby:+ }${MODULE}\""
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done
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}
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for MODULE in "${MODULESDIR}"/*.sh; do
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sh -n "${MODULE}" || continue
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. "${MODULE}" || continue
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MODULE=${MODULE#${MODULESDIR}/}
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MODULE=${MODULE%.sh}
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eval ${MODULE}_depend
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MODULES="${MODULES} ${MODULE}"
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done
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VISITED=
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SORTED=
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visit() {
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case " ${VISITED} " in
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*" $1 "*) return;;
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esac
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VISITED="${VISITED} $1"
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eval AFTER=\$${1}_after
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for MODULE in ${AFTER}; do
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eval PROVIDEDBY=\$${MODULE}_providedby
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if [ -n "${PROVIDEDBY}" ]; then
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for MODULE in ${PROVIDEDBY}; do
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visit "${MODULE}"
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done
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else
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visit "${MODULE}"
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fi
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done
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eval PROVIDE=\$${1}_provide
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for MODULE in ${PROVIDE}; do
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visit "${MODULE}"
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done
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eval PROVIDEDBY=\$${1}_providedby
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[ -z "${PROVIDEDBY}" ] && SORTED="${SORTED} $1"
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}
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for MODULE in ${MODULES}; do
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visit "${MODULE}"
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done
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printf "" > "${MODULESLIST}"
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i=0
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for MODULE in ${SORTED}; do
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eval PROGRAM=\$${MODULE}_program
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eval PROGRAM_START=\$${MODULE}_program_start
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eval PROGRAM_STOP=\$${MODULE}_program_stop
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eval PROVIDE=\$${MODULE}_provide
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echo "module_${i}='${MODULE}'" >> "${MODULESLIST}"
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echo "module_${i}_program='${PROGRAM}'" >> "${MODULESLIST}"
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echo "module_${i}_program_start='${PROGRAM_START}'" >> "${MODULESLIST}"
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echo "module_${i}_program_stop='${PROGRAM_STOP}'" >> "${MODULESLIST}"
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echo "module_${i}_provide='${PROVIDE}'" >> "${MODULESLIST}"
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: $(( i += 1 ))
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done
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echo "module_${i}=" >> "${MODULESLIST}"
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)
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return 0
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}
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_load_modules()
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{
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local starting=$1 mymods=
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# Ensure our list is up to date
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_gen_module_list false
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if ! . "${MODULESLIST}"; then
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_gen_module_list true
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. "${MODULESLIST}"
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fi
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MODULES=
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if [ "${IFACE}" != "lo" -a "${IFACE}" != "lo0" ]; then
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eval mymods=\$modules_${IFVAR}
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[ -z "${mymods}" ] && mymods=${modules}
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fi
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local i=-1 x= mod= f= provides=
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while true; do
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: $(( i += 1 ))
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eval mod=\$module_${i}
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[ -z "${mod}" ] && break
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[ -e "${MODULESDIR}/${mod}.sh" ] || continue
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eval set -- \$module_${i}_program
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if [ -n "$1" ]; then
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if ! _program_available "$@" >/dev/null; then
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vewarn "Skipping module $mod due to missing program: $@"
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continue
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fi
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fi
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if ${starting}; then
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eval set -- \$module_${i}_program_start
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else
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eval set -- \$module_${i}_program_stop
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fi
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if [ -n "$1" ]; then
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if ! _program_available "$@" >/dev/null; then
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vewarn "Skipping module $mod due to missing program: $@"
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continue
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fi
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fi
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eval provides=\$module_${i}_provide
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if ${starting}; then
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case " ${mymods} " in
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*" !${mod} "*) continue;;
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*" !${provides} "*) [ -n "${provides}" ] && continue;;
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esac
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fi
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MODULES="${MODULES}${MODULES:+ }${mod}"
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# Now load and wrap our functions
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if ! . "${MODULESDIR}/${mod}.sh"; then
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eend 1 "${RC_SVCNAME}: error loading module \`${mod}'"
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exit 1
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fi
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[ -z "${provides}" ] && continue
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# Wrap our provides
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local f=
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for f in pre_start start post_start; do
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eval "${provides}_${f}() { [ "$(command -v "${mod}_${f}")" = "${mod}_${f}" ] || return 0; ${mod}_${f} \"\$@\"; }"
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done
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eval module_${mod}_provides="${provides}"
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eval module_${provides}_providedby="${mod}"
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done
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# Wrap our preferred modules
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for mod in ${mymods}; do
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case " ${MODULES} " in
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*" ${mod} "*)
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eval x=\$module_${mod}_provides
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[ -z "${x}" ] && continue
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for f in pre_start start post_start; do
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eval "${x}_${f}() { [ "$(command -v "${mod}_${f}")" = "${mod}_${f}" ] || return 0; ${mod}_${f} \"\$@\"; }"
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done
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eval module_${x}_providedby="${mod}"
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;;
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esac
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done
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# Finally remove any duplicated provides from our list if we're starting
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# Otherwise reverse the list
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local LIST="${MODULES}" p=
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MODULES=
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if ${starting}; then
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for mod in ${LIST}; do
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eval x=\$module_${mod}_provides
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if [ -n "${x}" ]; then
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eval p=\$module_${x}_providedby
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[ "${mod}" != "${p}" ] && continue
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fi
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MODULES="${MODULES}${MODULES:+ }${mod}"
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done
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else
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for mod in ${LIST}; do
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MODULES="${mod}${MODULES:+ }${MODULES}"
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done
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fi
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veinfo "Loaded modules: ${MODULES}"
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}
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_load_config()
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{
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local config="$(_get_array "config_${IFVAR}")"
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local fallback="$(_get_array fallback_${IFVAR})"
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config_index=0
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local IFS="$__IFS"
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set -- ${config}
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# We should support a space separated array for cidr configs
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# But only as long as they do not contain other parameters for the address
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if [ $# = 1 ]; then
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unset IFS
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set -- ${config}
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# Of course, we may have a single address added old style.
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# If the NEXT argument is a v4 or v6 address, it's the next config.
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# Otherwise, it's arguments to the first config...
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if [ "${2#*.*}" = "${2}" -a "${2#*:*}" = "${2}" ]; then
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# Not an IPv4/IPv6
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local IFS="$__IFS"
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set -- ${config}
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fi
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fi
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# Ensure that loopback has the correct address
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if [ "${IFACE}" = "lo" -o "${IFACE}" = "lo0" ]; then
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if [ "$1" != "null" ]; then
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config_0="127.0.0.1/8"
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config_index=1
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fi
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else
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if [ -z "$1" ]; then
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||
|
ewarn "config_${IFVAR} not specified; defaulting to DHCP"
|
||
|
config_0="dhcp"
|
||
|
config_index=1
|
||
|
fi
|
||
|
fi
|
||
|
|
||
|
|
||
|
# We store our config in an array like vars
|
||
|
# so modules can influence it
|
||
|
for cmd; do
|
||
|
eval config_${config_index}="'${cmd}'"
|
||
|
: $(( config_index += 1 ))
|
||
|
done
|
||
|
# Terminate the list
|
||
|
eval config_${config_index}=
|
||
|
|
||
|
config_index=0
|
||
|
for cmd in ${fallback}; do
|
||
|
eval fallback_${config_index}="'${cmd}'"
|
||
|
: $(( config_index += 1 ))
|
||
|
done
|
||
|
# Terminate the list
|
||
|
eval fallback_${config_index}=
|
||
|
|
||
|
# Don't set to zero, so any net modules don't have to do anything extra
|
||
|
config_index=-1
|
||
|
}
|
||
|
|
||
|
# Support functions
|
||
|
_run_if()
|
||
|
{
|
||
|
local cmd=$1 iface=$2 ifr=${IFACE} ifv=${IFVAR}
|
||
|
# Ensure that we don't stamp on real values
|
||
|
local IFACE= IFVAR=
|
||
|
shift
|
||
|
if [ -n "${iface}" ]; then
|
||
|
IFACE="${iface}"
|
||
|
[ "${iface}" != "${ifr}" ] && IFVAR=$(shell_var "${IFACE}")
|
||
|
else
|
||
|
IFACE=${ifr}
|
||
|
IFVAR=${ifv}
|
||
|
fi
|
||
|
${cmd}
|
||
|
}
|
||
|
interface_exists()
|
||
|
{
|
||
|
_run_if _exists "$@"
|
||
|
}
|
||
|
interface_up()
|
||
|
{
|
||
|
_run_if _up "$@"
|
||
|
}
|
||
|
interface_down()
|
||
|
{
|
||
|
_run_if _down "$@"
|
||
|
}
|
||
|
|
||
|
start()
|
||
|
{
|
||
|
local IFACE=${RC_SVCNAME#*.} oneworked=false fallback=false module=
|
||
|
local IFVAR=$(shell_var "${IFACE}") cmd= our_metric=
|
||
|
local metric=0 _up_before_preup
|
||
|
eval _up_before_preup="\$up_before_preup_${IFVAR}"
|
||
|
[ -z "${_up_before_preup}" ] && _up_before_preup=$up_before_preup
|
||
|
|
||
|
einfo "Bringing up interface ${IFACE}"
|
||
|
eindent
|
||
|
|
||
|
if [ -z "${MODULES}" ]; then
|
||
|
local MODULES=
|
||
|
_load_modules true
|
||
|
fi
|
||
|
|
||
|
# We up the iface twice if we have a preup to ensure it's up if
|
||
|
# available in preup and afterwards incase the user inadvertently
|
||
|
# brings it down
|
||
|
if [ "$(command -v preup)" = "preup" ]; then
|
||
|
yesno "${_up_before_preup:-yes}" && _up 2>/dev/null
|
||
|
ebegin "Running preup"
|
||
|
eindent
|
||
|
preup || return 1
|
||
|
eoutdent
|
||
|
fi
|
||
|
|
||
|
_up 2>/dev/null
|
||
|
|
||
|
for module in ${MODULES}; do
|
||
|
if [ "$(command -v "${module}_pre_start")" = "${module}_pre_start" ]; then
|
||
|
${module}_pre_start || exit $?
|
||
|
fi
|
||
|
done
|
||
|
|
||
|
if ! _exists; then
|
||
|
eerror "ERROR: interface ${IFACE} does not exist"
|
||
|
eerror "Ensure that you have loaded the correct kernel module for your hardware"
|
||
|
return 1
|
||
|
fi
|
||
|
|
||
|
if ! _wait_for_carrier; then
|
||
|
if service_started devd; then
|
||
|
ewarn "no carrier, but devd will start us when we have one"
|
||
|
mark_service_inactive "${RC_SVCNAME}"
|
||
|
else
|
||
|
eerror "no carrier"
|
||
|
fi
|
||
|
return 1
|
||
|
fi
|
||
|
|
||
|
local config= config_index=
|
||
|
_load_config
|
||
|
config_index=0
|
||
|
|
||
|
eval our_metric=\$metric_${IFVAR}
|
||
|
if [ -n "${our_metric}" ]; then
|
||
|
metric=${our_metric}
|
||
|
elif [ "${IFACE}" != "lo" -a "${IFACE}" != "lo0" ]; then
|
||
|
: $(( metric += $(_ifindex) ))
|
||
|
fi
|
||
|
|
||
|
while true; do
|
||
|
eval config=\$config_${config_index}
|
||
|
[ -z "${config}" ] && break
|
||
|
|
||
|
set -- ${config}
|
||
|
if [ "$1" != "null" -a "$1" != "noop" ]; then
|
||
|
ebegin "$1"
|
||
|
fi
|
||
|
eindent
|
||
|
case "$1" in
|
||
|
noop)
|
||
|
if [ -n "$(_get_inet_address)" ]; then
|
||
|
oneworked=true
|
||
|
break
|
||
|
fi
|
||
|
;;
|
||
|
null) :;;
|
||
|
[0-9]*|*:*) _add_address ${config};;
|
||
|
*)
|
||
|
if [ "$(command -v "${config}_start")" = "${config}_start" ]; then
|
||
|
"${config}"_start
|
||
|
else
|
||
|
eerror "nothing provides \`${config}'"
|
||
|
fi
|
||
|
;;
|
||
|
esac
|
||
|
if eend $?; then
|
||
|
oneworked=true
|
||
|
else
|
||
|
eval config=\$fallback_${config_index}
|
||
|
if [ -n "${config}" ]; then
|
||
|
fallback=true
|
||
|
eoutdent
|
||
|
ewarn "Trying fallback configuration ${config}"
|
||
|
eindent
|
||
|
eval config_${config_index}=\$config
|
||
|
unset fallback_${config_index}
|
||
|
: $(( config_index -= 1 ))
|
||
|
fi
|
||
|
fi
|
||
|
eoutdent
|
||
|
: $(( config_index += 1 ))
|
||
|
done
|
||
|
|
||
|
if ! ${oneworked}; then
|
||
|
if [ "$(command -v failup)" = "failup" ]; then
|
||
|
ebegin "Running failup"
|
||
|
eindent
|
||
|
failup
|
||
|
eoutdent
|
||
|
fi
|
||
|
return 1
|
||
|
fi
|
||
|
|
||
|
local hideFirstroute=false first=true routes=
|
||
|
if ${fallback}; then
|
||
|
routes="$(_get_array "fallback_routes_${IFVAR}")"
|
||
|
fi
|
||
|
if [ -z "${routes}" ]; then
|
||
|
routes="$(_get_array "routes_${IFVAR}")"
|
||
|
fi
|
||
|
if [ "${IFACE}" = "lo" -o "${IFACE}" = "lo0" ]; then
|
||
|
if [ "${config_0}" != "null" ]; then
|
||
|
routes="127.0.0.0/8 via 127.0.0.1
|
||
|
${routes}"
|
||
|
hideFirstroute=true
|
||
|
fi
|
||
|
fi
|
||
|
|
||
|
local OIFS="${IFS}" SIFS="${IFS-y}"
|
||
|
local IFS="$__IFS"
|
||
|
local fam
|
||
|
for cmd in ${routes}; do
|
||
|
unset IFS
|
||
|
if ${first}; then
|
||
|
first=false
|
||
|
einfo "Adding routes"
|
||
|
fi
|
||
|
|
||
|
case ${cmd} in
|
||
|
-6" "*) fam="-6"; cmd=${cmd#-6 };;
|
||
|
-4" "*) fam="-4"; cmd=${cmd#-4 };;
|
||
|
esac
|
||
|
|
||
|
eindent
|
||
|
ebegin ${cmd}
|
||
|
# Work out if we're a host or a net if not told
|
||
|
case ${cmd} in
|
||
|
-net" "*|-host" "*);;
|
||
|
*" "netmask" "*) cmd="-net ${cmd}";;
|
||
|
*.*.*.*/32*) cmd="-host ${cmd}";;
|
||
|
*.*.*.*/*|0.0.0.0|0.0.0.0" "*) cmd="-net ${cmd}";;
|
||
|
default|default" "*) cmd="-net ${cmd}";;
|
||
|
*:*/128*) cmd="-host ${cmd}";;
|
||
|
*:*/*) cmd="-net ${cmd}";;
|
||
|
*) cmd="-host ${cmd}";;
|
||
|
esac
|
||
|
if ${hideFirstroute}; then
|
||
|
_add_route ${fam} ${cmd} >/dev/null 2>&1
|
||
|
hideFirstroute=false
|
||
|
else
|
||
|
_add_route ${fam} ${cmd} >/dev/null
|
||
|
fi
|
||
|
eend $?
|
||
|
eoutdent
|
||
|
done
|
||
|
if [ "${SIFS}" = "y" ]; then
|
||
|
unset IFS
|
||
|
else
|
||
|
IFS="${OIFS}"
|
||
|
fi
|
||
|
|
||
|
for module in ${MODULES}; do
|
||
|
if [ "$(command -v "${module}_post_start")" = "${module}_post_start" ]; then
|
||
|
${module}_post_start || exit $?
|
||
|
fi
|
||
|
done
|
||
|
|
||
|
if [ "$(command -v postup)" = "postup" ]; then
|
||
|
ebegin "Running postup"
|
||
|
eindent
|
||
|
postup
|
||
|
eoutdent
|
||
|
fi
|
||
|
|
||
|
return 0
|
||
|
}
|
||
|
|
||
|
stop()
|
||
|
{
|
||
|
# Don't stop the network at shutdown.
|
||
|
# We don't use the noshutdown keyword so that we are started again
|
||
|
# correctly if we go back to multiuser.
|
||
|
yesno ${keep_network:-YES} && yesno $RC_GOINGDOWN && return 0
|
||
|
|
||
|
local IFACE=${RC_SVCNAME#*.} module=
|
||
|
local IFVAR=$(shell_var "${IFACE}") opts=
|
||
|
|
||
|
einfo "Bringing down interface ${IFACE}"
|
||
|
eindent
|
||
|
|
||
|
if [ -z "${MODULES}" ]; then
|
||
|
local MODULES=
|
||
|
_load_modules false
|
||
|
fi
|
||
|
|
||
|
if [ "$(command -v predown)" = "predown" ]; then
|
||
|
ebegin "Running predown"
|
||
|
eindent
|
||
|
predown || return 1
|
||
|
eoutdent
|
||
|
else
|
||
|
if is_net_fs /; then
|
||
|
eerror "root filesystem is network mounted -- can't stop ${IFACE}"
|
||
|
return 1
|
||
|
fi
|
||
|
fi
|
||
|
|
||
|
for module in ${MODULES}; do
|
||
|
if [ "$(command -v "${module}_pre_stop")" = "${module}_pre_stop" ]; then
|
||
|
${module}_pre_stop || exit $?
|
||
|
fi
|
||
|
done
|
||
|
|
||
|
for module in ${MODULES}; do
|
||
|
if [ "$(command -v "${module}_stop")" = "${module}_stop" ]; then
|
||
|
${module}_stop
|
||
|
fi
|
||
|
done
|
||
|
|
||
|
# Only delete addresses for interfaces that exist
|
||
|
if _exists; then
|
||
|
# PPP can manage it's own addresses when IN_BACKGROUND
|
||
|
# Important in case "demand" set on the ppp link
|
||
|
if ! (yesno ${IN_BACKGROUND} && is_ppp) ; then
|
||
|
_delete_addresses "${IFACE}"
|
||
|
fi
|
||
|
fi
|
||
|
|
||
|
for module in ${MODULES}; do
|
||
|
if [ "$(command -v "${module}_post_stop")" = "${module}_post_stop" ]; then
|
||
|
${module}_post_stop
|
||
|
fi
|
||
|
done
|
||
|
|
||
|
# If not in background, and not loopback then bring the interface down
|
||
|
# unless overridden.
|
||
|
if ! yesno ${IN_BACKGROUND} && \
|
||
|
[ "${IFACE}" != "lo" -a "${IFACE}" != "lo0" ]; then
|
||
|
eval module=\$ifdown_${IFVAR}
|
||
|
module=${module:-${ifdown:-YES}}
|
||
|
yesno ${module} && _down 2>/dev/null
|
||
|
fi
|
||
|
|
||
|
type resolvconf >/dev/null 2>&1 && resolvconf -d "${IFACE}" 2>/dev/null
|
||
|
|
||
|
if [ "$(command -v "postdown")" = "postdown" ]; then
|
||
|
ebegin "Running postdown"
|
||
|
eindent
|
||
|
postdown
|
||
|
eoutdent
|
||
|
fi
|
||
|
|
||
|
return 0
|
||
|
}
|