95 lines
2.9 KiB
Bash
95 lines
2.9 KiB
Bash
# Copyright 2007 Roy Marples
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# All rights reserved
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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 AUTHOR 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 AUTHOR 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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dhclient_depend() {
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after interface
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program start /sbin/dhclient
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provide dhcp
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}
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_config_vars="$_config_vars dhcp dhcpcd"
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dhclient_start() {
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local args= opt= opts= pidfile="/var/run/dhclient-${IFACE}.pid"
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local sendhost=true dconf=
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# Get our options
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# These options only work in Gentoo, and maybe RedHat
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eval opts=\$dhcp_${IFVAR}
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[ -z "${opts}" ] && opts=${dhcp}
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for opt in ${opts}; do
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case "${opt}" in
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nodns) args="${args} -e PEER_DNS=no";;
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nontp) args="${args} -e PEER_NTP=no";;
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nogateway) args="${args} -e PEER_ROUTERS=no";;
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nosendhost) sendhost=false;;
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esac
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done
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# Add our route metric
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[ "${metric:-0}" != "0" ] && args="${args} -e IF_METRIC=${metric}"
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if ${sendhost}; then
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local hname="$(hostname)"
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if [ "${hname}" != "(none)" -a "${hname}" != "localhost" ]; then
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dhconf="${dhconf} interface \"${IFACE}\" {"
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dhconf="${dhconf} send host-name \"${hname}\";"
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dhconf="${dhconf}}"
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fi
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fi
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# Bring up DHCP for this interface
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ebegin "Running dhclient"
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echo "${dhconf}" | start-stop-daemon --start --exec /sbin/dhclient \
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--pidfile "${pidfile}" -- ${args} -q -1 -pf "${pidfile}" "${IFACE}"
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eend $? || return 1
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_show_address
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return 0
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}
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dhclient_stop() {
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local pidfile="/var/run/dhclient-${IFACE}.pid" opts=
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[ ! -f "${pidfile}" ] && return 0
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# Get our options
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if [ -x /sbin/dhclient ]; then
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eval opts=\$dhcp_${IFVAR}
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[ -z "${opts}" ] && opts=${dhcp}
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fi
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ebegin "Stopping dhclient on ${IFACE}"
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case " ${opts} " in
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*" release "*) dhclient -q -r -pf "${pidfile}" "${IFACE}";;
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*)
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start-stop-daemon --stop --quiet \
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--exec /sbin/dhclient --pidfile "${pidfile}"
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;;
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esac
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eend $?
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}
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# vim: set ts=4 :
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