modules/deploy/dsc/ext/PsGallery/xSharePoint.0.10.0.0/DSCResources/MSFT_xSPDistributedCacheService/MSFT_xSPDistributedCacheService.psm1
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function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [parameter(Mandatory = $true)] [System.String] $Name, [parameter(Mandatory = $true)] [System.UInt32] $CacheSizeInMB, [parameter(Mandatory = $true)] [System.String] $ServiceAccount, [parameter(Mandatory = $true)] [System.Boolean] $CreateFirewallRules, [parameter(Mandatory = $true)] [ValidateSet("Present","Absent")] [System.String] $Ensure, [parameter(Mandatory = $false)] [System.Management.Automation.PSCredential] $InstallAccount ) Write-Verbose -Message "Getting the cache host information" $result = Invoke-xSharePointCommand -Credential $InstallAccount -Arguments $PSBoundParameters -ScriptBlock { $params = $args[0] $nullReturnValue = @{ Name = $params.Name Ensure = "Absent" InstallAccount = $params.InstallAccount } try { Use-CacheCluster -ErrorAction SilentlyContinue $cacheHost = Get-CacheHost -ErrorAction SilentlyContinue if ($null -eq $cacheHost) { return $nullReturnValue } $computerName = ([System.Net.Dns]::GetHostByName($env:computerName)).HostName $cacheHostConfig = Get-AFCacheHostConfiguration -ComputerName $computerName -CachePort ($cacheHost | Where-Object { $_.HostName -eq $computerName }).PortNo -ErrorAction SilentlyContinue $windowsService = Get-WmiObject "win32_service" -Filter "Name='AppFabricCachingService'" $firewallRule = Get-NetFirewallRule -DisplayName "SharePoint Distributed Cache" -ErrorAction SilentlyContinue return @{ Name = $params.Name CacheSizeInMB = $cacheHostConfig.Size ServiceAccount = $windowsService.StartName CreateFirewallRules = ($firewallRule -ne $null) Ensure = "Present" InstallAccount = $params.InstallAccount } } catch { return $nullReturnValue } } return $result } function Set-TargetResource { [CmdletBinding()] param ( [parameter(Mandatory = $true)] [System.String] $Name, [parameter(Mandatory = $true)] [System.UInt32] $CacheSizeInMB, [parameter(Mandatory = $true)] [System.String] $ServiceAccount, [parameter(Mandatory = $true)] [System.Boolean] $CreateFirewallRules, [parameter(Mandatory = $true)] [ValidateSet("Present","Absent")] [System.String] $Ensure, [parameter(Mandatory = $false)] [System.Management.Automation.PSCredential] $InstallAccount ) $CurrentState = Get-TargetResource @PSBoundParameters if ($Ensure -eq "Present") { Write-Verbose -Message "Adding the distributed cache to the server" if($createFirewallRules -eq $true) { Write-Verbose -Message "Create a firewall rule for AppFabric" Invoke-xSharePointCommand -Credential $InstallAccount -ScriptBlock { $icmpFirewallRule = Get-NetFirewallRule -DisplayName "File and Printer Sharing (Echo Request - ICMPv4-In)" -ErrorAction SilentlyContinue if($null -eq $icmpFirewallRule ) { New-NetFirewallRule -Name Allow_Ping -DisplayName "File and Printer Sharing (Echo Request - ICMPv4-In)" -Description "Allow ICMPv4 ping" -Protocol ICMPv4 -IcmpType 8 -Enabled True -Profile Any -Action Allow } Enable-NetFirewallRule -DisplayName "File and Printer Sharing (Echo Request - ICMPv4-In)" $firewallRule = Get-NetFirewallRule -DisplayName "SharePoint Distributed Cache" -ErrorAction SilentlyContinue if($null -eq $firewallRule) { New-NetFirewallRule -Name "SPDistCache" -DisplayName "SharePoint Distributed Cache" -Protocol TCP -LocalPort 22233-22236 -Group "SharePoint" } Enable-NetFirewallRule -DisplayName "SharePoint Distributed Cache" } Write-Verbose -Message "Firewall rule added" } Write-Verbose "Current state is '$($CurrentState.Ensure)' and desired state is '$Ensure'" if ($CurrentState.Ensure -ne $Ensure) { Write-Verbose -Message "Enabling distributed cache service" Invoke-xSharePointCommand -Credential $InstallAccount -Arguments $PSBoundParameters -ScriptBlock { $params = $args[0] Add-SPDistributedCacheServiceInstance Get-SPServiceInstance | Where-Object { $_.TypeName -eq "Distributed Cache" } | Stop-SPServiceInstance -Confirm:$false $count = 0 $maxCount = 30 while (($count -lt $maxCount) -and ((Get-SPServiceInstance | ? { $_.TypeName -eq "Distributed Cache" -and $_.Status -ne "Disabled" }) -ne $null)) { Start-Sleep -Seconds 60 $count++ } Update-SPDistributedCacheSize -CacheSizeInMB $params.CacheSizeInMB Get-SPServiceInstance | Where-Object { $_.TypeName -eq "Distributed Cache" } | Start-SPServiceInstance $count = 0 $maxCount = 30 while (($count -lt $maxCount) -and ((Get-SPServiceInstance | ? { $_.TypeName -eq "Distributed Cache" -and $_.Status -ne "Online" }) -ne $null)) { Start-Sleep -Seconds 60 $count++ } $farm = Get-SPFarm $cacheService = $farm.Services | Where-Object { $_.Name -eq "AppFabricCachingService" } if ($cacheService.ProcessIdentity.ManagedAccount.Username -ne $params.ServiceAccount) { $cacheService.ProcessIdentity.CurrentIdentityType = "SpecificUser" $account = Get-SPManagedAccount -Identity $params.ServiceAccount $cacheService.ProcessIdentity.ManagedAccount = $account $cacheService.ProcessIdentity.Update() $cacheService.ProcessIdentity.Deploy() } } } } else { Write-Verbose -Message "Removing distributed cache to the server" Invoke-xSharePointCommand -Credential $InstallAccount -ScriptBlock { $serviceInstance = Get-SPServiceInstance | Where-Object { ($_.Service.Tostring()) -eq "SPDistributedCacheService Name=AppFabricCachingService" -and ($_.Server.Name) -eq $env:computername } $serviceInstance.Delete() Remove-SPDistributedCacheServiceInstance } if ($CreateFirewallRules -eq $true) { Invoke-xSharePointCommand -Credential $InstallAccount -ScriptBlock { $firewallRule = Get-NetFirewallRule -DisplayName "SharePoint Distribute Cache" -ErrorAction SilentlyContinue if($null -ne $firewallRule) { Write-Verbose -Message "Disabling firewall rules." Disable-NetFirewallRule -DisplayName "SharePoint Distribute Cache" } } } Write-Verbose -Message "Distributed cache removed." } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [parameter(Mandatory = $true)] [System.String] $Name, [parameter(Mandatory = $true)] [System.UInt32] $CacheSizeInMB, [parameter(Mandatory = $true)] [System.String] $ServiceAccount, [parameter(Mandatory = $true)] [System.Boolean] $CreateFirewallRules, [parameter(Mandatory = $true)] [ValidateSet("Present","Absent")] [System.String] $Ensure, [parameter(Mandatory = $false)] [System.Management.Automation.PSCredential] $InstallAccount ) $CurrentValues = Get-TargetResource @PSBoundParameters Write-Verbose -Message "Testing for distributed cache configuration" return Test-xSharePointSpecificParameters -CurrentValues $CurrentValues -DesiredValues $PSBoundParameters -ValuesToCheck @("Ensure", "CreateFirewallRules") } Export-ModuleMember -Function *-TargetResource |