Powershell DSC for allowing override for system.webserver.security.ipSecurity in applicationHost.config

EnableIpSecurityOverride.ps1

			Script EnableIpSecurityOverride
			{
				#Allows override for system.webserver.security.ipSecurity in applicationHost.config
				DependsOn = "[Script]PreviousStepGoesHere"
				SetScript = {
					$current = Get-WebConfiguration /system.webServer/security/ipSecurity -Metadata | select -ExpandProperty metadata | select -ExpandProperty effectiveOverrideMode
					$expected = "Allow"
					$incorrect = $current -ne $expected
					if ($incorrect) {
						try
						{
							Start-WebCommitDelay 
							Set-WebConfiguration /system.webServer/security/ipSecurity -metadata overrideMode -value Allow -Verbose
							Stop-WebCommitDelay -Commit $true 
						} 
						catch [System.Exception]
						{ 
							$_ | Out-String
						}
					}
				}
				TestScript = {
					$current = Get-WebConfiguration /system.webServer/security/ipSecurity -Metadata | select -ExpandProperty metadata | select -ExpandProperty effectiveOverrideMode
					$expected = "Allow"
					$result = $current -eq $expected
					return $result
				}
				GetScript = {
					$current = Get-WebConfiguration /system.webServer/security/ipSecurity -Metadata | select -ExpandProperty metadata | select -ExpandProperty effectiveOverrideMode
					$settings = @{ "ipSecurity" = $currentIpSecurity }
					return $settings
				}
			}