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+function New-AzVmOsSnapshot {
+ <#
+ .SYNOPSIS
+ Create a snapshot of the OS disk of an Azure VM.
+
+ .DESCRIPTION
+ If we can unambiguously determine a single VM name inside the subscription
+ we are logged into through the input string, we will create a snapshot
+ of its OS disk.
+
+ .INPUTS
+ System.Object. @{ VmName = VMNAME; SnapshotName = SNAPSHOTNAME }
+
+ .OUTPUTS
+ String. Status messages and the actual AzureCLI outputs.
+ #>
+ [Alias(
+ 'Create-AzVmOsSnapshot',
+ 'azvmsnapshot',
+ 'azvmsnap'
+ )]
+ Param(
+ [Parameter(
+ Mandatory=$true,
+ ValueFromPipelineByPropertyName=$true,
+ HelpMessage="String that is a VM name or is part of one unambiguous VM",
+ Position=0
+ )
+ ]
+ [ValidateLength(1,64)]
+ [string]
+ $VmName,
+ [Parameter(
+ Mandatory=$true,
+ ValueFromPipelineByPropertyName=$true,
+ HelpMessage="Name of the snapshot",
+ Position=1
+ )
+ ]
+ [ValidateLength(1,64)]
+ [string]
+ $SnapshotName
+ )
+ $ErrorActionPreference = 'Stop'
+ $myvm = Find-AzVm -VmName $VmName
+ $myDisk = (az vm show -g $myvm.resourceGroup -n $myvm.name --query "storageProfile.osDisk.managedDisk.id" -o json | ConvertFrom-Json)
+ Write-Host "Identified VM: ${myvm.name}"
+ Write-Host "Creating OS disk snapshot `"${SnapshotName}`""
+ az snapshot create -o jsonc -g $myvm.resourceGroup --source $myDisk --name $SnapshotName `
+ --query '[].{creationData: creationData, diskSizeGB: diskSizeGB, encryptionType: encryption.type, hyperVGeneration: hyperVGeneration, id: id, name: name, resourceGroup: resourceGroup, publicNetworkAccess: publicNetworkAccess}'
+} \ No newline at end of file