quickstarts/microsoft.compute/vm-msi/writeblob.ps1

[CmdletBinding()]
param(
  # The subcription Id to log in to
  [Parameter(Mandatory=$true)]
  [string]
  $SubscriptionId,
  # The tenant Id to that contains the MSI
  [Parameter(Mandatory=$true)]
  [string]
  $TenantId,
  # The Resource Group Name that contains the storage account to write to
  [Parameter(Mandatory=$true)]
  [string]
  $ResourceGroupName,
  # The Storage Account to write to
  [Parameter(Mandatory=$true)]
  [string]
  $StorageAccountName,
  # The name of the container to write a blob to
  [Parameter(Mandatory=$false)]
  [string]
  $ContainerName='msi'
)

if (!(Get-PackageProvider -Name NuGet -ErrorAction SilentlyContinue -ListAvailable))
{
  Write-Verbose 'Installing nuget Package Provider'
  Install-PackageProvider -Name nuget -Force
}

Install-Module Az -AllowClobber -Verbose -Force
Install-Module Az.Storage -AllowClobber -Verbose -Force

Connect-AzAccount -Identity -Verbose

$ContainerName=$ContainerName.ToLowerInvariant()
$BlobName=$env:COMPUTERNAME.ToLowerInvariant()
$FileName=[System.IO.Path]::GetTempFileName()
Get-Date | Out-File $FileName

$ctx = New-AzStorageContext -StorageAccountName $StorageAccountName -StorageAccountKey $StorageAccountKey -Environment AzureCloud

Set-AzStorageBlobContent -Container $ContainerName -File $FileName -Blob $BlobName -Context $ctx -Force