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minor improvements #4

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minor improvements #4

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e3b9cf9
Update check_all_open_files.sh
michaelsstuff Jun 2, 2021
f8f24cc
Update check_all_open_files.sh
michaelsstuff Jun 2, 2021
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30 changes: 14 additions & 16 deletions check_all_open_files.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -10,10 +10,10 @@
# Bash strict mode, to make debugging easier see http://redsymbol.net/articles/unofficial-bash-strict-mode/
set -euo pipefail
IFS=$'\n\t'
SUDO=$(which sudo)
LSOF=$(which lsof)
PGREP=$(which pgrep)
WC=$(which wc)
SUDO=$(command -v sudo)
LSOF=$(command -v lsof)
PGREP=$(command -v pgrep)
WC=$(command -v wc)
PROGRAM=""
ERROR_CODE=-1
set +u
Expand All @@ -30,7 +30,7 @@ else
CRITICAL=$2
fi

if [ ! -z "$3" ];then
if [ -n "$3" ];then
PROGRAM="$3"
fi

Expand All @@ -39,16 +39,16 @@ set -u
function checkExitStatus {
if [ "$1" -ne 0 ]; then
echo "!!! command failure !!! $2"
exit -1
exit 1
fi
}

if [ -z "$PROGRAM" ];then
LSOF=$("$SUDO" "$LSOF" | "$WC" -l)
else
PGREP=$("$PGREP" --full "$3")
list=$("$PGREP" --full "$3")
summe=0
for i in $PGREP
for i in $list
do
tmp=$("$SUDO" "$LSOF" -p "$i" | "$WC" -l)
summe=$((summe + tmp))
Expand All @@ -58,14 +58,12 @@ fi
if [ "$LSOF" -lt "$WARNING" ]; then
echo "OK $LSOF files open|files=$LSOF;$WARNING;$CRITICAL;0"
ERROR_CODE=0
else
if [ "$LSOF" -ge "$WARNING" ] && [ "$LSOF" -le "$CRITICAL" ]; then
echo "WARN $LSOF files open|files=$LSOF;$WARNING;$CRITICAL;0"
ERROR_CODE=1
elif [ "$LSOF" -ge "$CRITICAL" ]; then
echo "CRIT $LSOF files open|files=$LSOF;$WARNING;$CRITICAL;0"
ERROR_CODE=2
fi
elif [ "$LSOF" -ge "$WARNING" ] && [ "$LSOF" -le "$CRITICAL" ]; then
echo "WARN $LSOF files open|files=$LSOF;$WARNING;$CRITICAL;0"
ERROR_CODE=1
elif [ "$LSOF" -ge "$CRITICAL" ]; then
echo "CRIT $LSOF files open|files=$LSOF;$WARNING;$CRITICAL;0"
ERROR_CODE=2
fi

exit $ERROR_CODE