volume access script added

scripts/vol-acces.sh

@@ -0,0 +1,73 @@
+#!/bin/bash
+
+#creates file to store filepath and the pid using those filepaths
+echo "" > vol.acces.json
+
+# minvol:volume_request  maxvol:volume_limit  accesmod:access_mode
+# filepath:file_path  counter:count_variable
+minvol=()
+maxvol=()
+filepath=()
+acsmod=()
+counter=0
+
+#greps all nfs mounted dirs or files
+mount | grep "nfs" | cut -d ' ' -f 3 |
+	{
+
+#stores filepaths along with PIDs and AccessMode of processes opening the files
+ 		while IFS= read -r line
+		do
+			echo "$line,$(findmnt $line | tail -1 | tr -s ' ' | cut -d ' ' -f 4 | cut -d ',' -f 1):$(fuser -m $line)" >> vol.acces.json
+		done
+
+#grepping filepath of stdin PID, from file
+	cat vol.acces.json | grep $1 | cut -d ':' -f 1 |
+		{
+			while IFS= read -r lin
+			do
+				filepath[$counter]=$(echo $lin | cut -d ',' -f 1)
+
+#storing vol limit and request in array
+				minvol[$counter]=$(df $(echo $lin | cut -d ',' -f 1) | tail -1 | tr -s ' ' | cut -d ' ' -f 3)
+				maxvol[$counter]=$(df $(echo $lin | cut -d ',' -f 1) | tail -1 | tr -s ' ' | cut -d ' ' -f 4)
+
+				acsmod[$counter]=$(echo $lin | cut -d ',' -f 2)
+
+#converting vol from K to M
+				minvol[$counter]="$(( minvol[$counter] / 1000 )).$((minvol[$counter] % 1000))M"
+				maxvol[$counter]="$(( maxvol[$counter] / 1000 )).$((maxvol[$counter] % 1000))M"
+
+#storing AccessMode in array
+				if [ ${acsmod[$counter]} == "rw" ]
+				then
+					acsmod[$counter]="ReadWrite"
+				elif [ ${acsmod[$counter]} == "ro" ]
+				then
+					acsmod[$counter]="ReadOnly"
+				fi
+				counter=$((counter+1))
+			done
+
+#converting to .json format
+			count=0
+			counter=$((counter - 1))
+			echo "" > vol.acces.json
+			while [ $count -le $counter ]
+			do
+				echo -e "[\n\t{\n\t\t\"filepath\":\"${filepath[$count]}\"\n\t\t\"accessMode\":\"${acsmod[$count]}\",\n\t\t\"resources\":{\n\t\t\t\"limits\":\"${maxvol[$count]}\",\n\t\t\t\"requests\":\"${minvol[$count]}\"\n\t\t\t},\n\t\t\"volumeMode\":\"FileSystem\"" >> vol.acces.json
+				if [ $count -eq $counter ]
+				then
+					echo -e "\t}" >> vol.acces.json
+				else
+					echo -e "\t}," >> vol.acces.json
+				fi
+				count=$((count + 1))
+			done
+			echo "]" >> vol.acces.json
+
+#displaying .json file
+			echo -e "\n\n\n\n\n"
+			cat vol.acces.json
+		}
+	}