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adding options and default values, debug option

This commit is contained in:
mischa 2024-05-14 20:25:49 +02:00
parent bfcf5fd779
commit fdcd9ed442
1 changed files with 33 additions and 17 deletions
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50
cpu.sh
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@ -13,49 +13,65 @@
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
THRESHOLD=90
#
LOAD=90
TTL=10
GRACE=6
#
usage() {
echo "usage: ${0##*/} [-l load (90)] [-t ttl (10)] [-g grace (6)] [-d]" 1>&2
exit
}
while getopts l:t:g:dh arg; do
case ${arg} in
l) LOAD=${OPTARG};;
t) TTL=${OPTARG};;
g) GRACE=${OPTARG};;
d) {DEBUG}=1;;
h) usage;;
*) usage;;
esac
done
HOSTNAME=$(hostname)
TIMESTAMP=$(date +%s)
OUT=$(ps -uU _vmd | awk -v var="${THRESHOLD}" '$12 !~ /\// && $3 > var {print $12}')
if [ -z "$OUT" ]; then
echo "No VM over the threshold overload"
OUT=$(ps -uU _vmd | awk -v var="${LOAD}" '$12 !~ /\// && $3 > var {print $12}')
if [ -z "${OUT}" ]; then
if [ -n "${DEBUG}" ]; then echo "No VM over the threshold overload"; fi
rm -rf /tmp/vm*
exit 0;
fi
for VM in ${OUT}; do
echo -n "${VM}"
if [ -n "${DEBUG}" ]; then echo -n "${VM}"; fi
if [ ! -f /home/mischa/vms/${VM}.exclude ]; then
if [ -f /tmp/${VM} ]; then
FIRSTSEEN=$(awk 'NR==1' /tmp/${VM})
LASTSEEN=$(awk 'NR==2' /tmp/${VM})
echo -n " - ${FIRSTSEEN}"
echo -n ", $((${TIMESTAMP} - ${FIRSTSEEN}))"
echo -n ", ${LASTSEEN}"
echo -n ", $((${TIMESTAMP} - ${LASTSEEN}))"
if [ -z "${DEBUG}" ]; then
echo -n " - ${FIRSTSEEN}"
echo -n ", $((${TIMESTAMP} - ${FIRSTSEEN}))"
echo -n ", ${LASTSEEN}"
echo -n ", $((${TIMESTAMP} - ${LASTSEEN}))"
fi
if [[ $(( ${TIMESTAMP} - ${LASTSEEN} )) -gt $(( 60 * ${TTL} )) ]]; then
echo -n ", TTL"
echo ${FIRSTSEEN} > /tmp/${VM}
echo ${TIMESTAMP} >> /tmp/${VM}
fi
if [[ $(( ${TIMESTAMP} - ${FIRSTSEEN} )) -gt $(( 60 * 60 * ${GRACE} )) ]]; then
if [[ $(( ${TIMESTAMP} - ${LASTSEEN} )) -gt $(( 60 * ${TTL} )) ]]; then
echo -n ", GRACE DONE"
echo
echo "notify!"
/home/mischa/bin/notify.pl cpu ${VM}
echo "${VM} over ${THRESHOLD}% CPU load for ${GRACE} hours" | mail -s "${HOSTNAME} - ${VM} over ${THRESHOLD}% CPU load for ${GRACE} hours" -r mischa@high5.nl mischa@high5.nl
echo "${VM} over ${LOAD}% CPU load for ${GRACE} hours" | mail -s "${HOSTNAME} - ${VM} over ${LOAD}% CPU load for ${GRACE} hours" -r mischa@high5.nl mischa@high5.nl
rm -rf /tmp/${VM}
fi
fi
echo
else
echo " - firstseen"
if [ -n "${DEBUG} ]; then echo " - firstseen"; fi
echo ${TIMESTAMP} > /tmp/${VM}
echo ${TIMESTAMP} >> /tmp/${VM}
@ -66,7 +82,7 @@ done
SEEN=$(ls -1 /tmp/vm* | awk -F'/' '{print $3}')
for s in ${SEEN[@]}; do
if [[ "${OUT[*]}" != *"${s}"* ]]; then
echo "${s} - remove from tracking list"
if [ -n "${DEBUG}" ]; then echo "${s} - remove from tracking list"; fi
rm -rf /tmp/${s}
fi
done