modules/deploy/PublicHelpers/DscHelpers/Install-DscResources.ps1
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<#
The MIT License (MIT) Copyright (c) 2015 Objectivity Bespoke Software Specialists Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #> function Install-DscResources { <# .SYNOPSIS Installs DSC resources that comes with PSCI to a local or remote computer. .DESCRIPTION The DSC resources come from 'PSCI\modules\deploy\dsc' directory. If no parameter is provided, the DSC resources will be copied locally with robocopy. If $ComputerNames is provided, the DSC resources will be copied using Powershell remoting (using Copy-FilesToRemoteServers). .PARAMETER ModuleNames List of module names to install. .PARAMETER ConnectionParams Connection parameters created by [[New-ConnectionParameters]] function. .EXAMPLE Install-DscResources #> [CmdletBinding()] [OutputType([void])] param( [Parameter(Mandatory=$false)] [string[]] $ModuleNames, [Parameter(Mandatory=$false)] [object] $ConnectionParams ) if (!$ModuleNames) { return } if (!$ConnectionParams) { $ConnectionParams = New-ConnectionParameters -Nodes 'localhost' } $nodes = $ConnectionParams.Nodes.Clone() $baseDscDir = Resolve-Path -LiteralPath (Join-Path -Path $PSScriptRoot -ChildPath '..\..\dsc') $dscModulesInfo = Get-DscResourcesPaths -ModuleNames $ModuleNames Write-Log -Info ("Installing following DSC modules from '$baseDscDir' to {0}: {1} (total {2})" -f ($nodes -join ', '), ($dscModulesInfo.Name -join ', '), $dscModulesInfo.Count) $isLocalhostDone = $false $dscExclude = @('Docs', 'Examples', 'Samples', 'Tests', '*.nupkg') foreach ($node in $ConnectionParams.Nodes) { $isLocalhost = Test-ComputerNameIsLocalhost -ComputerName $node if ($isLocalhost) { if (!$isLocalhostDone) { foreach ($dscModuleInfo in $dscModulesInfo) { Copy-Directory -Path $dscModuleInfo.SrcPath -Destination $dscModuleInfo.DstPath -Exclude $dscExclude -ExcludeRecurse -Overwrite } try { Clear-DscCache } catch { Write-Log -Warn "Failed to clear DSC cache (you might need to clear it manually): $_." } $isLocalhostDone = $true } } else { $copyParams = @{ Path = $dscModulesInfo.SrcPath Destination = $dscModulesInfo.DstPath ConnectionParams = New-ConnectionParameters -Nodes $node -Credential $ConnectionParams.Credential -Authentication $ConnectionParams.Authentication -Port $ConnectionParams.Port -Protocol $ConnectionParams.Protocol ClearDestination = $true Exclude = $dscExclude ExcludeRecurse = $true # CheckHashMode = 'UseHashFile' } try { $updated = Copy-FilesToRemoteServer @copyParams } catch { # Sometimes wmiprvse.exe is locking dlls used by DSC resources - restarting the process helps Write-Log -Warn ("Copy-FilesToRemoteServer failed with message: '{0}' - clearing DSC cache and retrying" -f $_.Exception.Message) Clear-DscCache -ConnectionParams $ConnectionParams $updated = Copy-FilesToRemoteServer @copyParams } if ($updated) { Clear-DscCache -ConnectionParams $ConnectionParams } } } } |