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#!/sbin/openrc-run
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# Copyright 1999-2015 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Id$
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depend() {
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need net
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}
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start() {
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checkconfig || return 1
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if [ -z "${TGT_MAC}" ]; then
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LC_ALL=C /bin/ping -nq -c 3 "${TGT_IP}" -I "${DEVICE}" 1>/dev/null 2>/dev/null
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ret=$?
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# ping worked, try arp
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if [ $ret -eq 0 ]; then
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TGT_MAC="$(LC_ALL=C arp -an -i ${DEVICE} ${TGT_IP} |egrep -v 'incomplete|no match' | awk '{print $4}')"
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fi
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elif [ "${TGT_MAC}" == "broadcast" ]; then
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TGT_MAC=''
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fi
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ebegin "Starting netconsole ${SRC_IP}:${SRC_PORT}(${DEVICE}) -> ${TGT_IP}:${TGT_PORT} ${TGT_MAC}"
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# else we use the MAC that we are given
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modprobe netconsole netconsole=${SRC_PORT}@${SRC_IP}/${DEVICE},${TGT_PORT}@${TGT_IP}/${TGT_MAC}
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ret=$?
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[ $ret -eq 0 ] && dmesg -n ${LOGLEVEL}
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eend $ret
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}
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stop() {
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ebegin "Stopping netconsole"
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modprobe -r netconsole
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eend $?
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}
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checkconfig() {
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# kernel uses 15 internally
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if [ "$LOGLEVEL" -lt 0 -o "${LOGLEVEL}" -gt 15 ]; then
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eerror "Invalid kernel console loglevel."
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return 1
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fi
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if [ "$SRC_PORT" -le 0 ]; then
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eerror "Invalid source port."
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return 1
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fi
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LC_ALL=C ifconfig "${DEVICE}" 1>/dev/null 2>/dev/null
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ret=$?
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if [ -z "${DEVICE}" -o "${ret}" -gt 0 ]; then
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eerror "Source device invalid."
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return 1
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fi
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if [ "$TGT_PORT" -le 0 ]; then
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eerror "Invalid target port."
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return 1
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fi
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if [ -z "$TGT_IP" ]; then
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eerror "Unspecified target address."
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return 1
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fi
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return 0
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}
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# vim: ts=4 sw=4 sts=4:
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