DSCResources/MSFT_xSQLServerFirewall/MSFT_xSQLServerFirewall.psm1
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$script:currentPath = Split-Path -Path $MyInvocation.MyCommand.Path -Parent Import-Module -Name (Join-Path -Path (Split-Path -Path (Split-Path -Path $script:currentPath -Parent) -Parent) -ChildPath 'xSQLServerHelper.psm1') <# .SYNOPSIS Returns the current state of the firewall rules. .PARAMETER SourcePath The path to the root of the source files for installation. I.e and UNC path to a shared resource. Environment variables can be used in the path. .PARAMETER Features One or more SQL feature to create default firewall rules for. Each feature should be seperated with a comma, i.e. 'SQLEngine,IS,RS'. .PARAMETER SourceCredential Credentials used to access the path set in the parameter `SourcePath`. .PARAMETER InstanceName Name of the instance to get firewall rules for. #> function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter()] [System.String] $SourcePath, [Parameter(Mandatory = $true)] [System.String] $Features, [Parameter(Mandatory = $true)] [System.String] $InstanceName, [Parameter()] [System.Management.Automation.PSCredential] $SourceCredential ) $InstanceName = $InstanceName.ToUpper() $SourcePath = [Environment]::ExpandEnvironmentVariables($SourcePath) if ($SourceCredential) { $newSmbMappingParameters = @{ RemotePath = $SourcePath UserName = "$($SourceCredential.GetNetworkCredential().Domain)\$($SourceCredential.GetNetworkCredential().UserName)" Password = $($SourceCredential.GetNetworkCredential().Password) } $null = New-SmbMapping @newSmbMappingParameters } $pathToSetupExecutable = Join-Path -Path $SourcePath -ChildPath 'setup.exe' New-VerboseMessage -Message "Using path: $pathToSetupExecutable" $sqlVersion = Get-SqlMajorVersion -Path $pathToSetupExecutable if ($SourceCredential) { Remove-SmbMapping -RemotePath $SourcePath -Force } if ($InstanceName -eq 'MSSQLSERVER') { $databaseServiceName = 'MSSQLSERVER' $reportServiceName = 'ReportServer' $analysisServiceName = 'MSSQLServerOLAPService' } else { $databaseServiceName = 'MSSQL${0}' -f $InstanceName $reportServiceName = 'ReportServer${0}' -f $InstanceName $analysisServiceName = 'MSOLAP${0}' -f $InstanceName } $integrationServiceName = 'MsDtsServer{0}0' -f $sqlVersion $browserServiceName = 'SQLBrowser' $ensure = 'Present' $featuresInstalled = '' $services = Get-Service foreach ($currentFeature in $Features.Split(',')) { switch ($currentFeature) { 'SQLENGINE' { if ($services | Where-Object {$_.Name -eq $databaseServiceName}) { $featuresInstalled += "$_," $pathToDatabaseEngineExecutable = Join-Path -Path (Get-SQLPath -Feature $_ -InstanceName $InstanceName) -ChildPath 'sqlservr.exe' $databaseEngineFirewallRuleDisplayName = "SQL Server Database Engine instance $InstanceName" $databaseEngineFirewallRuleParameters = @{ DisplayName = $databaseEngineFirewallRuleDisplayName Program = $pathToDatabaseEngineExecutable Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (Test-IsFirewallRuleInDesiredState @databaseEngineFirewallRuleParameters) { $databaseEngineFirewall = $true } else { $databaseEngineFirewall = $false } $browserFirewallRuleDisplayName = 'SQL Server Browser' $browserFirewallRuleParameters = @{ DisplayName = $browserFirewallRuleDisplayName Service = $browserServiceName Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (Test-IsFirewallRuleInDesiredState @browserFirewallRuleParameters) { $browserFirewall = $true } else { $browserFirewall = $false } } } 'RS' { if ($services | Where-Object {$_.Name -eq $reportServiceName}) { $featuresInstalled += "$_," $reportingServicesNoSslProtocol = 'TCP' $reportingServicesNoSslLocalPort = '80' $reportingServicesNoSslFirewallRuleDisplayName = 'SQL Server Reporting Services 80' $reportingServicesNoSslFirewallRuleParameters = @{ DisplayName = $reportingServicesNoSslFirewallRuleDisplayName Protocol = $reportingServicesNoSslProtocol LocalPort = $reportingServicesNoSslLocalPort Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } $reportingServicesSslProtocol = 'TCP' $reportingServicesSslLocalPort = '443' $reportingServicesSslFirewallRuleDisplayName = 'SQL Server Reporting Services 443' $reportingServicesSslFirewallRuleParameters = @{ DisplayName = $reportingServicesSslFirewallRuleDisplayName Protocol = $reportingServicesSslProtocol LocalPort = $reportingServicesSslLocalPort Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if ((Test-IsFirewallRuleInDesiredState @reportingServicesNoSslFirewallRuleParameters) ` -and (Test-IsFirewallRuleInDesiredState @reportingServicesSslFirewallRuleParameters)) { $reportingServicesFirewall = $true } else { $reportingServicesFirewall = $false } } } 'AS' { if ($services | Where-Object {$_.Name -eq $analysisServiceName}) { $featuresInstalled += "$_," $analysisServicesFirewallRuleDisplayName = "SQL Server Analysis Services instance $InstanceName" $analysisServicesFirewallRuleParameters = @{ DisplayName = $analysisServicesFirewallRuleDisplayName Service = $analysisServiceName Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (Test-IsFirewallRuleInDesiredState @analysisServicesFirewallRuleParameters) { $analysisServicesFirewall = $true } else { $analysisServicesFirewall = $false } $browserFirewallRuleDisplayName = 'SQL Server Browser' $browserFirewallRuleParameters = @{ DisplayName = $browserFirewallRuleDisplayName Service = $browserServiceName Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (Test-IsFirewallRuleInDesiredState @browserFirewallRuleParameters) { $browserFirewall = $true } else { $browserFirewall = $false } } } 'IS' { if ($services | Where-Object {$_.Name -eq $integrationServiceName}) { $featuresInstalled += "$_," $integrationServicesRuleApplicationDisplayName = 'SQL Server Integration Services Application' $pathToIntegrationServicesExecutable = (Join-Path -Path (Join-Path -Path (Get-SQLPath -Feature 'IS' -SQLVersion $sqlVersion) -ChildPath 'Binn') -ChildPath 'MsDtsSrvr.exe') $integrationServicesFirewallRuleApplicationParameters = @{ DisplayName = $integrationServicesRuleApplicationDisplayName Program = $pathToIntegrationServicesExecutable Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } $integrationServicesProtocol = 'TCP' $integrationServicesLocalPort = '135' $integrationServicesFirewallRuleDisplayName = 'SQL Server Integration Services Port' $integrationServicesFirewallRulePortParameters = @{ DisplayName = $integrationServicesFirewallRuleDisplayName Protocol = $integrationServicesProtocol LocalPort = $integrationServicesLocalPort Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if ((Test-IsFirewallRuleInDesiredState @integrationServicesFirewallRuleApplicationParameters) ` -and (Test-IsFirewallRuleInDesiredState @integrationServicesFirewallRulePortParameters)) { $integrationServicesFirewall = $true } else { $integrationServicesFirewall = $false } } } } } if ( ($Features -match 'SQLENGINE' -and -not ($databaseEngineFirewall -and $browserFirewall)) ` -or ($Features -match 'RS' -and -not $reportingServicesFirewall) ` -or ($Features -match 'AS' -and -not ($analysisServicesFirewall -and $browserFirewall)) ` -or ($Features -match 'IS' -and -not $integrationServicesFirewall) ) { $ensure = 'Absent' } $featuresInstalled = $featuresInstalled.Trim(',') return @{ Ensure = $ensure SourcePath = $SourcePath Features = $featuresInstalled InstanceName = $InstanceName DatabaseEngineFirewall = $databaseEngineFirewall BrowserFirewall = $browserFirewall ReportingServicesFirewall = $reportingServicesFirewall AnalysisServicesFirewall = $analysisServicesFirewall IntegrationServicesFirewall = $integrationServicesFirewall } } <# .SYNOPSIS Creates, updates or remove the firewall rules. .PARAMETER Ensure If the firewall rules should be present ('Present') or absent ('Absent'). The default value is 'Present'. .PARAMETER SourcePath The path to the root of the source files for installation. I.e and UNC path to a shared resource. Environment variables can be used in the path. .PARAMETER Features One or more SQL feature to create default firewall rules for. Each feature should be seperated with a comma, i.e. 'SQLEngine,IS,RS'. .PARAMETER SourceCredential Credentials used to access the path set in the parameter `SourcePath`. .PARAMETER InstanceName Name of the instance to get firewall rules for. #> function Set-TargetResource { [CmdletBinding()] param ( [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter()] [System.String] $SourcePath, [Parameter(Mandatory = $true)] [System.String] $Features, [Parameter(Mandatory = $true)] [System.String] $InstanceName, [Parameter()] [System.Management.Automation.PSCredential] $SourceCredential ) $InstanceName = $InstanceName.ToUpper() $SourcePath = [Environment]::ExpandEnvironmentVariables($SourcePath) if ($SourceCredential) { $newSmbMappingParameters = @{ RemotePath = $SourcePath UserName = "$($SourceCredential.GetNetworkCredential().Domain)\$($SourceCredential.GetNetworkCredential().UserName)" Password = $($SourceCredential.GetNetworkCredential().Password) } $null = New-SmbMapping @newSmbMappingParameters } $path = Join-Path -Path $SourcePath -ChildPath 'setup.exe' New-VerboseMessage -Message "Using path: $path" $sqlVersion = Get-SqlMajorVersion -Path $path if ($SourceCredential) { Remove-SmbMapping -RemotePath $SourcePath -Force } if ($InstanceName -eq 'MSSQLSERVER') { $analysisServiceName = 'MSSQLServerOLAPService' } else { $analysisServiceName = 'MSOLAP${0}' -f $InstanceName } $browserServiceName = 'SQLBrowser' $getTargetResourceResult = Get-TargetResource -SourcePath $SourcePath -Features $Features -InstanceName $InstanceName foreach ($currentFeature in $getTargetResourceResult.Features.Split(',')) { switch ($currentFeature) { 'SQLENGINE' { if (-not ($getTargetResourceResult.DatabaseEngineFirewall)) { $pathToDatabaseEngineExecutable = Join-Path -Path (Get-SQLPath -Feature $_ -InstanceName $InstanceName) -ChildPath 'sqlservr.exe' $databaseEngineFirewallRuleDisplayName = "SQL Server Database Engine instance $InstanceName" $databaseEngineFirewallRuleParameters = @{ DisplayName = $databaseEngineFirewallRuleDisplayName Program = $pathToDatabaseEngineExecutable Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (-not (Test-IsFirewallRuleInDesiredState @databaseEngineFirewallRuleParameters)) { New-NetFirewallRule @databaseEngineFirewallRuleParameters } } if (-not ($getTargetResourceResult.BrowserFirewall)) { $browserFirewallRuleDisplayName = 'SQL Server Browser' $browserFirewallRuleParameters = @{ DisplayName = $browserFirewallRuleDisplayName Service = $browserServiceName Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (-not (Test-IsFirewallRuleInDesiredState @browserFirewallRuleParameters)) { New-NetFirewallRule @browserFirewallRuleParameters } } } 'RS' { if (-not ($getTargetResourceResult.ReportingServicesFirewall)) { $reportingServicesNoSslProtocol = 'TCP' $reportingServicesNoSslLocalPort = '80' $reportingServicesNoSslFirewallRuleDisplayName = 'SQL Server Reporting Services 80' $reportingServicesNoSslFirewallRuleParameters = @{ DisplayName = $reportingServicesNoSslFirewallRuleDisplayName Protocol = $reportingServicesNoSslProtocol LocalPort = $reportingServicesNoSslLocalPort Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (-not (Test-IsFirewallRuleInDesiredState @reportingServicesNoSslFirewallRuleParameters)) { New-NetFirewallRule @reportingServicesNoSslFirewallRuleParameters } $reportingServicesSslProtocol = 'TCP' $reportingServicesSslLocalPort = '443' $reportingServicesSslFirewallRuleDisplayName = 'SQL Server Reporting Services 443' $reportingServicesSslFirewallRuleParameters = @{ DisplayName = $reportingServicesSslFirewallRuleDisplayName Protocol = $reportingServicesSslProtocol LocalPort = $reportingServicesSslLocalPort Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (-not (Test-IsFirewallRuleInDesiredState @reportingServicesSslFirewallRuleParameters)) { New-NetFirewallRule @reportingServicesSslFirewallRuleParameters } } } 'AS' { if (-not ($getTargetResourceResult.AnalysisServicesFirewall)) { $analysisServicesFirewallRuleDisplayName = "SQL Server Analysis Services instance $InstanceName" $analysisServicesFirewallRuleParameters = @{ DisplayName = $analysisServicesFirewallRuleDisplayName Service = $analysisServiceName Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (-not (Test-IsFirewallRuleInDesiredState @analysisServicesFirewallRuleParameters)) { New-NetFirewallRule @analysisServicesFirewallRuleParameters } } if (-not ($getTargetResourceResult.BrowserFirewall)) { $browserFirewallRuleDisplayName = 'SQL Server Browser' $browserFirewallRuleParameters = @{ DisplayName = $browserFirewallRuleDisplayName Service = $browserServiceName Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (-not (Test-IsFirewallRuleInDesiredState @browserFirewallRuleParameters)) { New-NetFirewallRule @browserFirewallRuleParameters } } } 'IS' { if (!($getTargetResourceResult.IntegrationServicesFirewall)) { $integrationServicesRuleApplicationDisplayName = 'SQL Server Integration Services Application' $pathToIntegrationServicesExecutable = (Join-Path -Path (Join-Path -Path (Get-SQLPath -Feature 'IS' -SQLVersion $sqlVersion) -ChildPath 'Binn') -ChildPath 'MsDtsSrvr.exe') $integrationServicesFirewallRuleApplicationParameters = @{ DisplayName = $integrationServicesRuleApplicationDisplayName Program = $pathToIntegrationServicesExecutable Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (-not (Test-IsFirewallRuleInDesiredState @integrationServicesFirewallRuleApplicationParameters)) { New-NetFirewallRule @integrationServicesFirewallRuleApplicationParameters } $integrationServicesProtocol = 'TCP' $integrationServicesLocalPort = '135' $integrationServicesFirewallRuleDisplayName = 'SQL Server Integration Services Port' $integrationServicesFirewallRulePortParameters = @{ DisplayName = $integrationServicesFirewallRuleDisplayName Protocol = $integrationServicesProtocol LocalPort = $integrationServicesLocalPort Enabled = 'True' Profile = 'Any' Direction = 'Inbound' } if (-not (Test-IsFirewallRuleInDesiredState @integrationServicesFirewallRulePortParameters)) { New-NetFirewallRule @integrationServicesFirewallRulePortParameters } } } } } if (-not (Test-TargetResource -SourcePath $SourcePath -Features $Features -InstanceName $InstanceName)) { throw New-TerminatingError -ErrorType TestFailedAfterSet -ErrorCategory InvalidResult } } <# .SYNOPSIS Test if the firewall rules are in desired state. .PARAMETER Ensure If the firewall rules should be present ('Present') or absent ('Absent'). The default value is 'Present'. .PARAMETER SourcePath The path to the root of the source files for installation. I.e and UNC path to a shared resource. Environment variables can be used in the path. .PARAMETER Features One or more SQL feature to create default firewall rules for. Each feature should be seperated with a comma, i.e. 'SQLEngine,IS,RS'. .PARAMETER SourceCredential Credentials used to access the path set in the parameter `SourcePath`. .PARAMETER InstanceName Name of the instance to get firewall rules for. #> function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter()] [System.String] $SourcePath, [Parameter(Mandatory = $true)] [System.String] $Features, [Parameter(Mandatory = $true)] [System.String] $InstanceName, [Parameter()] [System.Management.Automation.PSCredential] $SourceCredential ) $getTargetResourceResult = Get-TargetResource -SourcePath $SourcePath -Features $Features -InstanceName $InstanceName return ($getTargetResourceResult.Ensure -eq $Ensure) } <# .SYNOPSIS Get the path to SQL Server executables. .PARAMETER Feature String containing the feature name for which to get the path. .PARAMETER InstanceName String containing the name of the instance for which to get the path. .PARAMETER SQLVersion String containing the major version of the SQL server to get the path for. This is used to evaluate the Integration Services version number. #> function Get-SQLPath { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [String] $Feature, [Parameter()] [String] $InstanceName, [Parameter()] [String] $SQLVersion ) if (($Feature -eq 'SQLENGINE') -or ($Feature -eq 'AS')) { switch ($Feature) { 'SQLENGINE' { $productinstanceId = 'SQL' } 'AS' { $productinstanceId = 'OLAP' } } $instanceId = (Get-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\Microsoft SQL Server\Instance Names\$($productinstanceId)" -Name $InstanceName).$InstanceName $path = (Get-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\Microsoft SQL Server\$($instanceId)\setup" -Name 'SQLBinRoot').SQLBinRoot } if ($Feature -eq 'IS') { $path = (Get-ItemProperty -Path ("HKLM:\SOFTWARE\Microsoft\Microsoft SQL Server\$($SQLVersion)0\DTS\setup") -Name 'SQLPath').SQLPath } return $path } <# .SYNOPSIS Evaluates if the firewall rule is in desired state. .PARAMETER DisplayName String containing the display name for the firewall rule. .PARAMETER Enabled String containing either 'True' or 'False' meaning if the firewall rule should be active or not. .PARAMETER Profile String containing one or more profiles to which the firewall rule is assigned. .PARAMETER Direction String containing the direction of traffic for the the firewall rule. It can be either 'Inbound' or 'Outbound'. .PARAMETER Program String containing the path to an executable. This paramater is optional. .PARAMETER Service String containing the name of a service for the firewall rule. This parameter is optional. .PARAMETER Protocol String containing the protocol for the local port parameter. This parameter is optional. .PARAMETER LocalPort String containing the local port for the firewall rule. This parameter is optional, with the exception that if the parameter Protocol is specified this parameter must also be specified. #> function Test-IsFirewallRuleInDesiredState { [OutputType([System.Boolean])] [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [String] $DisplayName, [Parameter(Mandatory = $true)] [ValidateSet('True', 'False')] [String] $Enabled, [Parameter(Mandatory = $true)] [String[]] [ValidateSet('Any', 'Domain', 'Private', 'Public', 'NotApplicable')] $Profile, [Parameter(Mandatory = $true)] [ValidateSet('Inbound', 'Outbound')] [String] $Direction, [Parameter()] [String] $Program, [Parameter()] [String] $Service, [Parameter()] [ValidateSet('TCP', 'UDP', 'ICMPv4', 'ICMPv6')] [String] $Protocol, [Parameter()] [String] $LocalPort ) $isRuleInDesiredState = $false if ($firewallRule = Get-NetFirewallRule -DisplayName $DisplayName -ErrorAction SilentlyContinue) { if (($firewallRule.Enabled -eq $Enabled) -and ($firewallRule.Profile -eq $Profile) -and ($firewallRule.Direction -eq $Direction)) { if ($PSBoundParameters.ContainsKey('Program')) { if ($firewallApplicationFilter = Get-NetFirewallApplicationFilter -AssociatedNetFirewallRule $firewallRule -ErrorAction SilentlyContinue) { if ($firewallApplicationFilter.Program -eq $Program) { $isRuleInDesiredState = $true } } } if ($PSBoundParameters.ContainsKey('Service')) { if ($firewallServiceFilter = Get-NetFirewallServiceFilter -AssociatedNetFirewallRule $firewallRule -ErrorAction SilentlyContinue) { if ($firewallServiceFilter.Service -eq $Service) { $isRuleInDesiredState = $true } } } if ($PSBoundParameters.ContainsKey('Protocol') -and $PSBoundParameters.ContainsKey('LocalPort')) { if ($firewallPortFilter = Get-NetFirewallPortFilter -AssociatedNetFirewallRule $firewallRule -ErrorAction SilentlyContinue) { if ($firewallPortFilter.Protocol -eq $Protocol -and $firewallPortFilter.LocalPort -eq $LocalPort) { $isRuleInDesiredState = $true } } } } } return $isRuleInDesiredState } <# .SYNOPSIS Returns the SQL Server major version from the setup.exe executable provided in the Path parameter. .PARAMETER Path String containing the path to the SQL Server setup.exe executable. #> function Get-SqlMajorVersion { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [String] $path ) (Get-Item -Path $path).VersionInfo.ProductVersion.Split('.')[0] } Export-ModuleMember -Function *-TargetResource |