Added diskstats which runs as trapper or agent

scripts/diskstats.sh

@@ -0,0 +1,89 @@
+#!/bin/bash
+
+mode=${1,,}
+mountpath=${2-all}
+stat=${3,,}
+
+
+#echo "mode: $mode"
+#echo "path: $mountpath"
+#echo "stat: $stat"
+
+if [[ "$mode" = "active" && ! -d "$mountpath" ]];
+then
+	echo "ZBX_NOTSUPPORTED"
+	exit 1
+fi
+
+if [[ "$mode" = "help" ]];
+then
+	case $mountpath in
+	zabbix)	myself=$(readlink -f $0)
+		echo "UserParameter vfs.read.ops[*],$myself active \$1"
+		echo "UserParameter vfs.read.ms[*],$myself active \$1"
+		echo "UserParameter vfs.read.sector[*],$myself active \$1"
+		echo "UserParameter vfs.write.ops[*],$myself active \$1"
+		echo "UserParameter vfs.write.ms[*],$myself active \$1"
+		echo "UserParameter vfs.write.sector[*],$myself active \$1"
+		echo "UserParameter vfs.io.active[*],$myself active \$1"
+		echo "UserParameter vfs.io.ms[*],$myself active \$1"
+		;;
+	*)	echo "COMMAND:"
+		echo "  ${0##*/} active path {STAT}"
+		echo "  ${0##*/} trap [path]"
+		echo "  ${0##*/} help [zabbix]"
+		echo " "
+		echo "STAT:"
+		echo "  readops      - Read Operations"
+		echo "  readms       - Read time in Miliseconds"
+		echo "  readsectors  - Read sectors"
+		echo "  writeops     - Write operations"
+		echo "  writems      - Write time in Miliseconds"
+		echo "  writesectors - Write sectors"
+		echo "  ioactive     - Active IO threads"
+		echo "  ioms         - IO time in Miliseconds"
+	esac
+	exit 0
+fi
+
+#exit 0
+
+while read -r spec file vfstype mntops freq passno
+do
+	if [[ $spec = /dev* ]]
+	then
+		if [[ "$mountpath" != "all" && "$mountpath" != "$file" ]];
+		then
+			continue
+		fi
+		device=$(readlink -f $spec)
+		device=${device##*/}
+		read -r no no no readops no readsectors readms writeops no writesectors writems ioactive ioms no <<< $(grep $device /proc/diskstats | head -1)
+
+		case $mode in
+		trap)
+			echo "- vfs.read.ops[$file] $readops"
+			echo "- vfs.read.ms[$file] $readms"
+			echo "- vfs.read.sectors[$file] $readsectors"
+			echo "- vfs.write.ops[$file] $writeops"
+			echo "- vfs.write.ms[$file] $writems"
+			echo "- vfs.write.sectors[$file] $writesectors"
+			echo "- vfs.io.active[$file] $ioactive"
+			echo "- vfs.io.ms[$file] $ioms"
+			;;
+		active)
+			case $stat in
+			readops)	echo "$readops";;
+			readms)		echo "$readms";;
+			readsectors)	echo "$readsectors";;
+			writeops)	echo "$writeops";;
+			writems)	echo "$writems";;
+			writesectors)	echo "$writesectors";;
+			ioactive)	echo "$ioactive";;
+			ioms)		echo "$ioms";;
+			*)		echo "ZBX_NOTSUPPORTED";;
+			esac
+		esac
+	fi
+done < /proc/mounts
+