Examples/EndToEndExample/6-ConfigureDAG.ps1
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Configuration ConfigureDAG { param ( [PSCredential]$ShellCreds ) #Import required DSC Modules Import-DscResource -Module xExchange #This first section only configures a single DAG node, the first member of the DAG. #The first member of the DAG will be responsible for DAG creation and maintaining its configuration Node $AllNodes.Where{$_.Role -eq 'FirstDAGMember'}.NodeName { $dagSettings = $ConfigurationData[$Node.DAGId] #Look up and retrieve the DAG settings for this node #Create the DAG xExchDatabaseAvailabilityGroup DAG { Name = $dagSettings.DAGName Credential = $ShellCreds AutoDagTotalNumberOfServers = $dagSettings.AutoDagTotalNumberOfServers AutoDagDatabaseCopiesPerVolume = $dagSettings.AutoDagDatabaseCopiesPerVolume AutoDagDatabasesRootFolderPath = 'C:\ExchangeDatabases' AutoDagVolumesRootFolderPath = 'C:\ExchangeVolumes' DatacenterActivationMode = "DagOnly" DatabaseAvailabilityGroupIPAddresses = $dagSettings.DatabaseAvailabilityGroupIPAddresses ManualDagNetworkConfiguration = $false ReplayLagManagerEnabled = $true SkipDagValidation = $true WitnessDirectory = 'C:\FSW' WitnessServer = $dagSettings.WitnessServer } #Add this server as member xExchDatabaseAvailabilityGroupMember DAGMember { MailboxServer = $Node.NodeName Credential = $ShellCreds DAGName = $dagSettings.DAGName SkipDagValidation = $true DependsOn = '[xExchDatabaseAvailabilityGroup]DAG' } } #Next we'll add the remaining nodes to the DAG Node $AllNodes.Where{$_.Role -eq 'AdditionalDAGMember'}.NodeName { $dagSettings = $ConfigurationData[$Node.DAGId] #Look up and retrieve the DAG settings for this node #Can't join until the DAG exists... xExchWaitForDAG WaitForDAG { Identity = $dagSettings.DAGName Credential = $ShellCreds } xExchDatabaseAvailabilityGroupMember DAGMember { MailboxServer = $Node.NodeName Credential = $ShellCreds DAGName = $dagSettings.DAGName SkipDagValidation = $true DependsOn = '[xExchWaitForDAG]WaitForDAG' } } } if ($null -eq $ShellCreds) { $ShellCreds = Get-Credential -Message 'Enter credentials for establishing Remote Powershell sessions to Exchange' } ###Compiles the example ConfigureDAG -ConfigurationData $PSScriptRoot\ExchangeSettings-Lab.psd1 -ShellCreds $ShellCreds ###Pushes configuration to specified computer #Start-DscConfiguration -Path .\ConfigureDAG -Verbose -Wait -ComputerName XXX |