Add monitoring modules via naemon

[perso/Immae/Config/Nix.git] / modules / private / monitoring / plugins / check_mem.sh

diff --git a/modules/private/monitoring/plugins/check_mem.sh b/modules/private/monitoring/plugins/check_mem.sh
new file mode 100755 (executable)
index 0000000..cc97ae2
--- /dev/null
+++ b/modules/private/monitoring/plugins/check_mem.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+if [ "$1" = "-w" ] && [ "$2" -gt "0" ] && [ "$3" = "-c" ] && [ "$4" -gt "0" ]; then
+        FreeM=`free -m`
+        memTotal_m=`echo "$FreeM" |grep Mem |awk '{print $2}'`
+        memUsed_m=`echo "$FreeM" |grep Mem |awk '{print $3}'`
+        memFree_m=`echo "$FreeM" |grep Mem |awk '{print $4}'`
+        memBuffer_m=`echo "$FreeM" |grep Mem |awk '{print $6}'`
+        memCache_m=`echo "$FreeM" |grep Mem |awk '{print $7}'`
+        memUsedPrc=`echo $((($memUsed_m*100)/$memTotal_m))||cut -d. -f1`
+        if [ "$memUsedPrc" -ge "$4" ]; then
+                echo "Memory: CRITICAL Total: $memTotal_m MB - Used: $memUsed_m MB - $memUsedPrc% used!|TOTAL=$memTotal_m;;;; USED=$memUsed_m;;;; CACHE=$memCache_m;;;; BUFFER=$memBuffer_m;;;;"
+                exit 2
+        elif [ "$memUsedPrc" -ge "$2" ]; then
+                echo "Memory: WARNING Total: $memTotal_m MB - Used: $memUsed_m MB - $memUsedPrc% used!|TOTAL=$memTotal_m;;;; USED=$memUsed_m;;;; CACHE=$memCache_m;;;; BUFFER=$memBuffer_m;;;;"
+                exit 1
+        else
+                echo "Memory: OK Total: $memTotal_m MB - Used: $memUsed_m MB - $memUsedPrc% used|TOTAL=$memTotal_m;;;; USED=$memUsed_m;;;; CACHE=$memCache_m;;;; BUFFER=$memBuffer_m;;;;"
+                exit 0
+        fi
+else # If inputs are not as expected, print help. 
+        sName="`echo $0|awk -F '/' '{print $NF}'`"
+        echo -e "\n\n\t\t### $sName Version 2.0###\n"
+        echo -e "# Usage:\t$sName -w <warnlevel> -c <critlevel>"
+        echo -e "\t\t= warnlevel and critlevel is percentage value without %\n"
+        echo "# EXAMPLE:\t/usr/lib64/nagios/plugins/$sName -w 80 -c 90"
+        echo -e "\nCopyright (C) 2012 Lukasz Gogolin (lukasz.gogolin@gmail.com), improved by Nestor 2015\n\n"
+        exit
+fi