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@ -3,7 +3,6 @@
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# TODO:
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# - print nagios friendly output into a file
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# - kill rsession processes older than N days
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#
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set -e
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set -o pipefail
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@ -23,31 +22,31 @@ OUT_DIR=$( mktemp -d -t kill-rogue-jobs.XXXXXXXXXX )
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USER_PROCS_LIST=$OUT_DIR/proclist
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USER_PROCS_PARENTS=$OUT_DIR/parents
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trap "eval logger '$CMD_NAME: trap intercepted, exiting.' ; cleanup" SIGHUP SIGINT SIGTERM
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trap 'eval logger "$CMD_NAME: trap intercepted, exiting." ; cleanup' SIGHUP SIGINT SIGTERM
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function cleanup() {
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rm -fr $OUT_DIR
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rm -fr "$OUT_DIR"
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}
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function find_rogue_processes() {
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eval logger '$CMD_NAME: find_rogue_processes for user $USER_N'
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ps -edaf | grep rsession | grep -v grep | grep ${USER_N} | awk '{ print $3 }' | uniq > $USER_PROCS_PARENTS
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ps -edaf | grep rsession | grep -v grep | grep ${USER_N} | awk '{ print $2 }' | uniq > $USER_PROCS_LIST
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ps -edaf | grep rsession | grep -v grep | grep "${USER_N}" | awk '{ print $3 }' | uniq > "$USER_PROCS_PARENTS"
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pgrep -U "${USER_N}" rsession > "$USER_PROCS_LIST"
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for parent in $( cat $USER_PROCS_PARENTS ) ; do
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grep -v $parent $USER_PROCS_LIST > $USER_PROCS_LIST.tmp
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mv $USER_PROCS_LIST.tmp $USER_PROCS_LIST
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grep -v "$parent" "$USER_PROCS_LIST" > $USER_PROCS_LIST.tmp
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mv $USER_PROCS_LIST.tmp "$USER_PROCS_LIST"
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done
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USER_PROCS_TO_KILL=$( cat $USER_PROCS_LIST )
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USER_PROCS_TO_KILL=$( cat "$USER_PROCS_LIST" )
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}
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function exterminate() {
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eval logger '$CMD_NAME: exterminate killing user $USER_N processes'
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for pid in $( echo $USER_PROCS_TO_KILL ) ; do
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kill -15 $pid
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for pid in $( echo "$USER_PROCS_TO_KILL" ) ; do
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kill -15 "$pid"
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done
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}
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NUM_CPUS=$( grep processor /proc/cpuinfo | wc -l )
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NUM_CPUS=$( grep -c processor /proc/cpuinfo )
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ALLOWED_THREADS=$(( $NUM_CPUS - 1 ))
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TOTAL_MEM=$( grep MemTotal /proc/meminfo | awk '{ print $2 }' )
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ALLOWED_USED_MEM=$(( $TOTAL_MEM - $SPARE_MEM ))
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@ -69,6 +68,7 @@ for USER_N in $( echo $USERS_SESSIONS ) ; do
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fi
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done
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cleanup
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trap cleanup EXIT
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exit 0
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