script for creating partition that should be used by postgres

server/create-partition.sh

+#!/bin/bash
+
+db_disk="/dev/vdb"
+db_location="/var/lib/postgresql"
+
+#check if disk is available
+if [ -e $db_disk  ]
+then
+    file_system_ok=`sudo fsck -N /dev/vdb |grep ext4 |wc -l`
+
+    if [ "$file_system_ok" = "0" ]
+    then
+        echo "Initializing file system"
+        sudo mkfs.ext4 $db_disk
+        echo "Mounting file system"
+        sudo mkdir -p $db_location
+        sudo echo "$db_disk $db_location    ext4    defaults    0   0">>/etc/fstab
+        sudo mount $db_disk
+
+    else
+        echo "File system alredy exists. Aborting"
+        exit 1
+    fi
+else 
+    echo "Disk for database not found: $db_disk"
+fi
+
+exit
+