Functions/Invoke-AzureCommand.ps1
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function Invoke-AzureCommand { <# .SYNOPSIS Runs a script block against every subscription or a different subscription than the current context. .DESCRIPTION Invoke-AzureCommand runs a script block against a different context or every subscription. .PARAMETER ScriptBlock The script block to run .PARAMETER ArgumentList Specifies an array of arguments to pass to the ScriptBlock .PARAMETER AllSubscriptions Run this command against all subscriptions. .PARAMETER Subscription Specifies the subscription to run against. The default is the current subscription. .EXAMPLE Invoke-AllSubs -ScriptBlock ([scriptblock]::Create('write-host "hello world from $((get-azcontext).name)"')) .EXAMPLE $DiskScriptBlock = {Get-AzDisk | Where{$_.DiskSizeGB -gt 512}} Invoke-AzureCommand -AllSubscriptions -ScriptBlock $DiskScriptBlock | FT ResourceGroupName, Name, DiskSizeGB This example finds every disk larger than 512 GB in every subscription .INPUTS ScriptBlock .OUTPUTS [array] .NOTES Author: Paul Harrison #> [CmdletBinding()] param ( [ScriptBlock] $ScriptBlock, [Parameter(ValueFromPipeline = $true)] $Subscription, [switch] $AllSubscriptions, [array] $ArgumentList ) process { if (-not $AllSubscriptions -and -not $Subscription) { return $ScriptBlock.Invoke($ArgumentList) } $currentSub = Get-AzContext if ($Subscription) { $subs = $Subscription } else { $subs = Get-AzSubscription } $subCount = 0 foreach ($sub in $subs) { $Null = Set-AzContext $sub Write-Progress -Activity "Checking each subscription" -Status (Get-AzContext).Subscription.Name -PercentComplete (100 * $subCount / $($subs.count)) $ScriptBlock.Invoke($ArgumentList) $subCount++ } $null = Set-AzContext $currentSub } } |