103 lines
2.3 KiB
Bash
103 lines
2.3 KiB
Bash
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# Copyright 2004-2007 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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udhcpc_depend() {
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program start /sbin/udhcpc
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after interface
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provide dhcp
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}
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_config_vars="$_config_vars dhcp udhcpc"
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udhcpc_start() {
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local args= opt= opts= pidfile="/var/run/udhcpc-${IFACE}.pid"
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local sendhost=true cachefile="/var/cache/udhcpc-${IFACE}.lease"
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_wait_for_carrier || return 1
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eval args=\$udhcpc_${IFVAR}
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# Get our options
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eval opts=\$dhcp_${IFVAR}
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[ -z "${opts}" ] && opts=${dhcp}
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# Map some generic options to dhcpcd
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for opt in ${opts} ; do
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case "${opt}" in
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nodns) args="${args} --env PEER_DNS=no" ;;
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nontp) args="${args} --env PEER_NTP=no" ;;
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nogateway) args="${args} --env PEER_ROUTERS=no" ;;
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nosendhost) sendhost=false;
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esac
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done
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[ "${metric:-0}" != "0" ] && args="${args} --env IF_METRIC=${metric}"
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ebegin "Running udhcpc"
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# Try and load the cache if it exists
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if [ -f "${cachefile}" ]; then
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case "$ {args} " in
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*" --request="*|*" -r "*) ;;
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*)
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local x=$(cat "${cachefile}")
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# Check for a valid ip
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case "${x}" in
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*.*.*.*) args="${args} --request=${x}" ;;
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esac
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;;
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esac
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fi
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case " ${args} " in
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*" --quit "*|*" -q "*) x="/sbin/udhcpc" ;;
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*) x="start-stop-daemon --start --exec /sbin/udhcpc \
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--pidfile \"${pidfile}\" --" ;;
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esac
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case " ${args} " in
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*" --hosname="*|*" -h "*|*" -H "*) ;;
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*)
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if ${sendhost} ; then
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local hname="$(hostname)"
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if [ "${hname}" != "(none)" ] && [ "${hname}" != "localhost" ]; then
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args="${args} --hostname='${hname}'"
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fi
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fi
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;;
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esac
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eval "${x}" "${args}" --interface="${IFACE}" --now \
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--script="${RC_LIBDIR}"/sh/udhcpc.sh \
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--pidfile="${pidfile}" >/dev/null
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eend $? || return 1
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_show_address
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return 0
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}
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udhcpc_stop() {
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local pidfile="/var/run/udhcpc-${IFACE}.pid" opts= sig="TERM"
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[ ! -f "${pidfile}" ] && return 0
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# Get our options
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eval opts=\$dhcp_${IFVAR}
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[ -z "${opts}" ] && opts=${dhcp}
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ebegin "Stopping udhcpc on ${IFACE}"
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case " ${opts} " in
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*" release "*)
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sig="USR2"
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if [ -f /var/cache/udhcpc-"${IFACE}".lease ] ; then
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rm -f /var/cache/udhcpc-"${IFACE}".lease
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fi
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;;
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esac
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start-stop-daemon --stop --quiet --signal "${sig}" \
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--exec /sbin/udhcpc --pidfile "${pidfile}"
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eend $?
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}
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# vim: set ts=4 :
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