2019-03-12 16:14:48 +01:00
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#!/bin/sh
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#
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# THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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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test -n "$1" || exit 1
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HOST="$1"
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COMMUNITY="public"
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RRDFILES="/var/rrdtool"
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IMAGES="/var/www/htdocs"
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2019-03-12 16:18:30 +01:00
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WATERMARK="OpenBSD Amsterdam - https://obsda.ms"
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2019-03-12 16:14:48 +01:00
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RRDTOOL="/usr/local/bin/rrdtool"
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CPUINFO="/tmp/${HOST}-cores.txt"
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UPTIME=$(cat /tmp/${HOST}-uptime.txt)
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NOW=$(date "+%Y-%m-%d %H:%M:%S %Z" | sed 's/:/\\:/g')
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if ! test -f "${RRDFILES}/${HOST}-cores.rrd"
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then
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echo "Creating ${RRDFILES}/${HOST}-cores.rrd"
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${RRDTOOL} create ${RRDFILES}/${HOST}-cores.rrd \
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--step 300 \
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DS:ds0:GAUGE:600:U:U \
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DS:ds1:GAUGE:600:U:U \
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DS:ds2:GAUGE:600:U:U \
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DS:ds3:GAUGE:600:U:U \
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DS:ds4:GAUGE:600:U:U \
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DS:ds5:GAUGE:600:U:U \
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DS:ds6:GAUGE:600:U:U \
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DS:ds7:GAUGE:600:U:U \
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DS:ds8:GAUGE:600:U:U \
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DS:ds9:GAUGE:600:U:U \
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DS:ds10:GAUGE:600:U:U \
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DS:ds11:GAUGE:600:U:U \
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RRA:MAX:0.5:1:20000
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fi
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snmpctl snmp walk ${HOST} community ${COMMUNITY} oid hrProcessorLoad | cut -d= -f2 > ${CPUINFO}
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CORES=$(cat ${CPUINFO} | wc -l)
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ACT_CORES=$((${CORES}/2))
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CPU_LOAD=$(cat ${CPUINFO} | paste -s -d: - | cut -d: -f1-${ACT_CORES})
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${RRDTOOL} update ${RRDFILES}/${HOST}-cores.rrd N:${CPU_LOAD}
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${RRDTOOL} graph ${IMAGES}/${HOST}-cores.png \
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--start -432000 \
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--title "${HOST} - CPU" \
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--vertical-label "% CPU Used" \
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2019-03-12 16:18:30 +01:00
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--watermark "${WATERMARK}" \
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2019-03-12 16:14:48 +01:00
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DEF:CORE0=${RRDFILES}/${HOST}-cores.rrd:ds0:AVERAGE \
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DEF:CORE1=${RRDFILES}/${HOST}-cores.rrd:ds1:AVERAGE \
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DEF:CORE2=${RRDFILES}/${HOST}-cores.rrd:ds2:AVERAGE \
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DEF:CORE3=${RRDFILES}/${HOST}-cores.rrd:ds3:AVERAGE \
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DEF:CORE4=${RRDFILES}/${HOST}-cores.rrd:ds4:AVERAGE \
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DEF:CORE5=${RRDFILES}/${HOST}-cores.rrd:ds5:AVERAGE \
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DEF:CORE6=${RRDFILES}/${HOST}-cores.rrd:ds6:AVERAGE \
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DEF:CORE7=${RRDFILES}/${HOST}-cores.rrd:ds7:AVERAGE \
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DEF:CORE8=${RRDFILES}/${HOST}-cores.rrd:ds8:AVERAGE \
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DEF:CORE9=${RRDFILES}/${HOST}-cores.rrd:ds9:AVERAGE \
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DEF:CORE10=${RRDFILES}/${HOST}-cores.rrd:ds10:AVERAGE \
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DEF:CORE11=${RRDFILES}/${HOST}-cores.rrd:ds11:AVERAGE \
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LINE1:CORE0#FFFA00:"CORE0" \
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LINE1:CORE1#FFFA00:"CORE1" \
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LINE1:CORE2#FFF000:"CORE2" \
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LINE1:CORE3#FFE600:"CORE3" \
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LINE1:CORE4#FFDC00:"CORE4" \
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LINE1:CORE5#FFD200:"CORE5" \
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LINE1:CORE6#FFC800:"CORE6" \
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LINE1:CORE7#FFBE00:"CORE7" \
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LINE1:CORE8#FFB400:"CORE8" \
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LINE1:CORE9#FFAA00:"CORE9" \
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LINE1:CORE10#FFA000:"CORE10" \
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LINE1:CORE11#FF9600:"CORE11" \
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COMMENT:"\\n" \
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COMMENT:" Up for ${UPTIME} at ${NOW}"
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