Added Azure Unused Resource script

AzureCostManagement/Get-AzureUnusedResources.ps1

@@ -0,0 +1,49 @@
+$subs=Get-AzSubscription
+
+$commandsToDelete = @()
+
+foreach($sub in $subs)
+{
+    Select-AzSubscription -Subscription $sub | Out-Null
+    Write-Output "`nChecking subscription : $($sub.Name) ($($sub.id))"
+
+    #Check for unconnected managed disks
+    $disks = Get-AzDisk
+    foreach($disk in $disks)
+    {
+        if($disk.ManagedBy -eq $null)
+        {
+            Write-Output "  Disk $($disk.name) not connected to VM"
+            $commandsToDelete += "Remove-AzDisk -ResourceGroupName '$($disk.ResourceGroupName)' -DiskName '$($disk.name)'"
+        }
+    }
+    $pubIPs = Get-AzPublicIpAddress
+    $NATGWs = Get-AzNatGateway
+    foreach($pubIP in $pubIPs)
+    {
+        if($pubIP.IpConfiguration -eq $null)
+        {
+            Write-Output "  Public IP $($pubIP.name) not connected to VM/LB, but could be used by different resource such as NAT Gateway"
+            $foundWithResource = $false
+            foreach($NATGW in $NATGWs)
+            {
+                foreach($GWPubIP in $NATGW.PublicIpAddresses)
+                {
+                    if($GWPubIP.Id -eq $PubIP.id)
+                    {
+                        Write-Output "    IP $($pubIP.name) used by NAT Gateway $($NATGW.Name)"
+                        $foundWithResource = $true
+                    }
+                }
+            }
+            if(!$foundWithResource)
+            {
+                $commandsToDelete += "Remove-AzPublicIPAddress -ResourceGroupName '$($pubIP.ResourceGroupName)' -Name '$($pubIP.name)'"
+
+            }
+        }
+    }
+}
+
+Write-Output "`n`nAnaysis Complete. To remove identified resources execute the commands below:`n"
+Write-Output $commandsToDelete