internal/Invoke-Command2.ps1
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function Invoke-Command2 { <# .SYNOPSIS Wrapper function that calls Invoke-Command and gracefully handles credentials. .DESCRIPTION Wrapper function that calls Invoke-Command and gracefully handles credentials. .PARAMETER ComputerName Default: $env:COMPUTERNAME The computer to invoke the scriptblock on. .PARAMETER Credential The credentials to use. Can accept $null on older PowerShell versions, since it expects type object, not PSCredential .PARAMETER ScriptBlock The code to run on the targeted system .PARAMETER ArgumentList Any arguments to pass to the scriptblock being run .PARAMETER Raw Passes through the raw return data, rather than prettifying stuff. .EXAMPLE PS C:\> Invoke-Command2 -ComputerName sql2014 -Credential $Credential -ScriptBlock { dir } Executes the scriptblock '{ dir }' on the computer sql2014 using the credentials stored in $Credential. If $Credential is null, no harm done. #> [CmdletBinding()] [Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSUsePSCredentialType", "")] param ( [DbaInstanceParameter]$ComputerName = $env:COMPUTERNAME, [object]$Credential, [scriptblock]$ScriptBlock, [object[]]$ArgumentList, [switch]$Raw ) $InvokeCommandSplat = @{ ScriptBlock = $ScriptBlock } if ($ArgumentList) { $InvokeCommandSplat["ArgumentList"] = $ArgumentList } if (-not $ComputerName.IsLocalhost) { $InvokeCommandSplat["ComputerName"] = $ComputerName.ComputerName } if ($Credential) { $InvokeCommandSplat["Credential"] = $Credential } if ($Raw) { Invoke-Command @InvokeCommandSplat } else { Invoke-Command @InvokeCommandSplat | Select-Object -Property * -ExcludeProperty PSComputerName, RunspaceId, PSShowComputerName } } |