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Microsoft.Compute virtualMachineScaleSets/virtualmachines 2019-03-01

Bicep resource definition

The virtualMachineScaleSets/virtualmachines resource type can be deployed with operations that target:

For a list of changed properties in each API version, see change log.

Resource format

To create a Microsoft.Compute/virtualMachineScaleSets/virtualmachines resource, add the following Bicep to your template.

resource symbolicname 'Microsoft.Compute/virtualMachineScaleSets/virtualmachines@2019-03-01' = {
  parent: resourceSymbolicName
  location: 'string'
  name: 'string'
  plan: {
    name: 'string'
    product: 'string'
    promotionCode: 'string'
    publisher: 'string'
  }
  properties: {
    additionalCapabilities: {
      ultraSSDEnabled: bool
    }
    availabilitySet: {
      id: 'string'
    }
    diagnosticsProfile: {
      bootDiagnostics: {
        enabled: bool
        storageUri: 'string'
      }
    }
    hardwareProfile: {
      vmSize: 'string'
    }
    licenseType: 'string'
    networkProfile: {
      networkInterfaces: [
        {
          id: 'string'
          properties: {
            primary: bool
          }
        }
      ]
    }
    networkProfileConfiguration: {
      networkInterfaceConfigurations: [
        {
          id: 'string'
          name: 'string'
          properties: {
            dnsSettings: {
              dnsServers: [
                'string'
              ]
            }
            enableAcceleratedNetworking: bool
            enableIPForwarding: bool
            ipConfigurations: [
              {
                id: 'string'
                name: 'string'
                properties: {
                  applicationGatewayBackendAddressPools: [
                    {
                      id: 'string'
                    }
                  ]
                  applicationSecurityGroups: [
                    {
                      id: 'string'
                    }
                  ]
                  loadBalancerBackendAddressPools: [
                    {
                      id: 'string'
                    }
                  ]
                  loadBalancerInboundNatPools: [
                    {
                      id: 'string'
                    }
                  ]
                  primary: bool
                  privateIPAddressVersion: 'string'
                  publicIPAddressConfiguration: {
                    name: 'string'
                    properties: {
                      dnsSettings: {
                        domainNameLabel: 'string'
                      }
                      idleTimeoutInMinutes: int
                      ipTags: [
                        {
                          ipTagType: 'string'
                          tag: 'string'
                        }
                      ]
                      publicIPPrefix: {
                        id: 'string'
                      }
                    }
                  }
                  subnet: {
                    id: 'string'
                  }
                }
              }
            ]
            networkSecurityGroup: {
              id: 'string'
            }
            primary: bool
          }
        }
      ]
    }
    osProfile: {
      adminPassword: 'string'
      adminUsername: 'string'
      allowExtensionOperations: bool
      computerName: 'string'
      customData: 'string'
      linuxConfiguration: {
        disablePasswordAuthentication: bool
        provisionVMAgent: bool
        ssh: {
          publicKeys: [
            {
              keyData: 'string'
              path: 'string'
            }
          ]
        }
      }
      requireGuestProvisionSignal: bool
      secrets: [
        {
          sourceVault: {
            id: 'string'
          }
          vaultCertificates: [
            {
              certificateStore: 'string'
              certificateUrl: 'string'
            }
          ]
        }
      ]
      windowsConfiguration: {
        additionalUnattendContent: [
          {
            componentName: 'Microsoft-Windows-Shell-Setup'
            content: 'string'
            passName: 'OobeSystem'
            settingName: 'string'
          }
        ]
        enableAutomaticUpdates: bool
        provisionVMAgent: bool
        timeZone: 'string'
        winRM: {
          listeners: [
            {
              certificateUrl: 'string'
              protocol: 'string'
            }
          ]
        }
      }
    }
    protectionPolicy: {
      protectFromScaleIn: bool
      protectFromScaleSetActions: bool
    }
    storageProfile: {
      dataDisks: [
        {
          caching: 'string'
          createOption: 'string'
          diskSizeGB: int
          image: {
            uri: 'string'
          }
          lun: int
          managedDisk: {
            id: 'string'
            storageAccountType: 'string'
          }
          name: 'string'
          toBeDetached: bool
          vhd: {
            uri: 'string'
          }
          writeAcceleratorEnabled: bool
        }
      ]
      imageReference: {
        id: 'string'
        offer: 'string'
        publisher: 'string'
        sku: 'string'
        version: 'string'
      }
      osDisk: {
        caching: 'string'
        createOption: 'string'
        diffDiskSettings: {
          option: 'string'
        }
        diskSizeGB: int
        encryptionSettings: {
          diskEncryptionKey: {
            secretUrl: 'string'
            sourceVault: {
              id: 'string'
            }
          }
          enabled: bool
          keyEncryptionKey: {
            keyUrl: 'string'
            sourceVault: {
              id: 'string'
            }
          }
        }
        image: {
          uri: 'string'
        }
        managedDisk: {
          id: 'string'
          storageAccountType: 'string'
        }
        name: 'string'
        osType: 'string'
        vhd: {
          uri: 'string'
        }
        writeAcceleratorEnabled: bool
      }
    }
  }
  tags: {
    {customized property}: 'string'
  }
}

Property values

AdditionalCapabilities

Name Description Value
ultraSSDEnabled The flag that enables or disables a capability to have one or more managed data disks with UltraSSD_LRS storage account type on the VM or VMSS. Managed disks with storage account type UltraSSD_LRS can be added to a virtual machine or virtual machine scale set only if this property is enabled. bool

AdditionalUnattendContent

Name Description Value
componentName The component name. Currently, the only allowable value is Microsoft-Windows-Shell-Setup. 'Microsoft-Windows-Shell-Setup'
content Specifies the XML formatted content that is added to the unattend.xml file for the specified path and component. The XML must be less than 4KB and must include the root element for the setting or feature that is being inserted. string
passName The pass name. Currently, the only allowable value is OobeSystem. 'OobeSystem'
settingName Specifies the name of the setting to which the content applies. Possible values are: FirstLogonCommands and AutoLogon. 'AutoLogon'
'FirstLogonCommands'

ApiEntityReference

Name Description Value
id The ARM resource id in the form of /subscriptions/{SubscriptionId}/resourceGroups/{ResourceGroupName}/... string

BootDiagnostics

Name Description Value
enabled Whether boot diagnostics should be enabled on the Virtual Machine. bool
storageUri Uri of the storage account to use for placing the console output and screenshot. string

DataDisk

Name Description Value
caching Specifies the caching requirements.

Possible values are:

None

ReadOnly

ReadWrite

Default: None for Standard storage. ReadOnly for Premium storage
'None'
'ReadOnly'
'ReadWrite'
createOption Specifies how the virtual machine should be created.

Possible values are:

Attach \u2013 This value is used when you are using a specialized disk to create the virtual machine.

FromImage \u2013 This value is used when you are using an image to create the virtual machine. If you are using a platform image, you also use the imageReference element described above. If you are using a marketplace image, you also use the plan element previously described.
'Attach'
'Empty'
'FromImage' (required)
diskSizeGB Specifies the size of an empty data disk in gigabytes. This element can be used to overwrite the size of the disk in a virtual machine image.

This value cannot be larger than 1023 GB
int
image The source user image virtual hard disk. The virtual hard disk will be copied before being attached to the virtual machine. If SourceImage is provided, the destination virtual hard drive must not exist. VirtualHardDisk
lun Specifies the logical unit number of the data disk. This value is used to identify data disks within the VM and therefore must be unique for each data disk attached to a VM. int (required)
managedDisk The managed disk parameters. ManagedDiskParameters
name The disk name. string
toBeDetached Specifies whether the data disk is in process of detachment from the VirtualMachine/VirtualMachineScaleset bool
vhd The virtual hard disk. VirtualHardDisk
writeAcceleratorEnabled Specifies whether writeAccelerator should be enabled or disabled on the disk. bool

DiagnosticsProfile

Name Description Value
bootDiagnostics Boot Diagnostics is a debugging feature which allows you to view Console Output and Screenshot to diagnose VM status.

You can easily view the output of your console log.

Azure also enables you to see a screenshot of the VM from the hypervisor.
BootDiagnostics

DiffDiskSettings

Name Description Value
option Specifies the ephemeral disk settings for operating system disk. 'Local'

DiskEncryptionSettings

Name Description Value
diskEncryptionKey Specifies the location of the disk encryption key, which is a Key Vault Secret. KeyVaultSecretReference
enabled Specifies whether disk encryption should be enabled on the virtual machine. bool
keyEncryptionKey Specifies the location of the key encryption key in Key Vault. KeyVaultKeyReference

HardwareProfile

Name Description Value
vmSize Specifies the size of the virtual machine. For more information about virtual machine sizes, see Sizes for virtual machines.

The available VM sizes depend on region and availability set. For a list of available sizes use these APIs:

List all available virtual machine sizes in an availability set

List all available virtual machine sizes in a region

List all available virtual machine sizes for resizing
'Basic_A0'
'Basic_A1'
'Basic_A2'
'Basic_A3'
'Basic_A4'
'Standard_A0'
'Standard_A1'
'Standard_A10'
'Standard_A11'
'Standard_A1_v2'
'Standard_A2'
'Standard_A2m_v2'
'Standard_A2_v2'
'Standard_A3'
'Standard_A4'
'Standard_A4m_v2'
'Standard_A4_v2'
'Standard_A5'
'Standard_A6'
'Standard_A7'
'Standard_A8'
'Standard_A8m_v2'
'Standard_A8_v2'
'Standard_A9'
'Standard_B1ms'
'Standard_B1s'
'Standard_B2ms'
'Standard_B2s'
'Standard_B4ms'
'Standard_B8ms'
'Standard_D1'
'Standard_D11'
'Standard_D11_v2'
'Standard_D12'
'Standard_D12_v2'
'Standard_D13'
'Standard_D13_v2'
'Standard_D14'
'Standard_D14_v2'
'Standard_D15_v2'
'Standard_D16s_v3'
'Standard_D16_v3'
'Standard_D1_v2'
'Standard_D2'
'Standard_D2s_v3'
'Standard_D2_v2'
'Standard_D2_v3'
'Standard_D3'
'Standard_D32s_v3'
'Standard_D32_v3'
'Standard_D3_v2'
'Standard_D4'
'Standard_D4s_v3'
'Standard_D4_v2'
'Standard_D4_v3'
'Standard_D5_v2'
'Standard_D64s_v3'
'Standard_D64_v3'
'Standard_D8s_v3'
'Standard_D8_v3'
'Standard_DS1'
'Standard_DS11'
'Standard_DS11_v2'
'Standard_DS12'
'Standard_DS12_v2'
'Standard_DS13'
'Standard_DS13-2_v2'
'Standard_DS13-4_v2'
'Standard_DS13_v2'
'Standard_DS14'
'Standard_DS14-4_v2'
'Standard_DS14-8_v2'
'Standard_DS14_v2'
'Standard_DS15_v2'
'Standard_DS1_v2'
'Standard_DS2'
'Standard_DS2_v2'
'Standard_DS3'
'Standard_DS3_v2'
'Standard_DS4'
'Standard_DS4_v2'
'Standard_DS5_v2'
'Standard_E16s_v3'
'Standard_E16_v3'
'Standard_E2s_v3'
'Standard_E2_v3'
'Standard_E32-16_v3'
'Standard_E32-8s_v3'
'Standard_E32s_v3'
'Standard_E32_v3'
'Standard_E4s_v3'
'Standard_E4_v3'
'Standard_E64-16s_v3'
'Standard_E64-32s_v3'
'Standard_E64s_v3'
'Standard_E64_v3'
'Standard_E8s_v3'
'Standard_E8_v3'
'Standard_F1'
'Standard_F16'
'Standard_F16s'
'Standard_F16s_v2'
'Standard_F1s'
'Standard_F2'
'Standard_F2s'
'Standard_F2s_v2'
'Standard_F32s_v2'
'Standard_F4'
'Standard_F4s'
'Standard_F4s_v2'
'Standard_F64s_v2'
'Standard_F72s_v2'
'Standard_F8'
'Standard_F8s'
'Standard_F8s_v2'
'Standard_G1'
'Standard_G2'
'Standard_G3'
'Standard_G4'
'Standard_G5'
'Standard_GS1'
'Standard_GS2'
'Standard_GS3'
'Standard_GS4'
'Standard_GS4-4'
'Standard_GS4-8'
'Standard_GS5'
'Standard_GS5-16'
'Standard_GS5-8'
'Standard_H16'
'Standard_H16m'
'Standard_H16mr'
'Standard_H16r'
'Standard_H8'
'Standard_H8m'
'Standard_L16s'
'Standard_L32s'
'Standard_L4s'
'Standard_L8s'
'Standard_M128-32ms'
'Standard_M128-64ms'
'Standard_M128ms'
'Standard_M128s'
'Standard_M64-16ms'
'Standard_M64-32ms'
'Standard_M64ms'
'Standard_M64s'
'Standard_NC12'
'Standard_NC12s_v2'
'Standard_NC12s_v3'
'Standard_NC24'
'Standard_NC24r'
'Standard_NC24rs_v2'
'Standard_NC24rs_v3'
'Standard_NC24s_v2'
'Standard_NC24s_v3'
'Standard_NC6'
'Standard_NC6s_v2'
'Standard_NC6s_v3'
'Standard_ND12s'
'Standard_ND24rs'
'Standard_ND24s'
'Standard_ND6s'
'Standard_NV12'
'Standard_NV24'
'Standard_NV6'

ImageReference

Name Description Value
id Resource Id string
offer Specifies the offer of the platform image or marketplace image used to create the virtual machine. string
publisher The image publisher. string
sku The image SKU. string
version Specifies the version of the platform image or marketplace image used to create the virtual machine. The allowed formats are Major.Minor.Build or 'latest'. Major, Minor, and Build are decimal numbers. Specify 'latest' to use the latest version of an image available at deploy time. Even if you use 'latest', the VM image will not automatically update after deploy time even if a new version becomes available. string

KeyVaultKeyReference

Name Description Value
keyUrl The URL referencing a key encryption key in Key Vault. string (required)
sourceVault The relative URL of the Key Vault containing the key. SubResource (required)

KeyVaultSecretReference

Name Description Value
secretUrl The URL referencing a secret in a Key Vault. string (required)
sourceVault The relative URL of the Key Vault containing the secret. SubResource (required)

LinuxConfiguration

Name Description Value
disablePasswordAuthentication Specifies whether password authentication should be disabled. bool
provisionVMAgent Indicates whether virtual machine agent should be provisioned on the virtual machine.

When this property is not specified in the request body, default behavior is to set it to true. This will ensure that VM Agent is installed on the VM so that extensions can be added to the VM later.
bool
ssh Specifies the ssh key configuration for a Linux OS. SshConfiguration

ManagedDiskParameters

Name Description Value
id Resource Id string
storageAccountType Specifies the storage account type for the managed disk. NOTE: UltraSSD_LRS can only be used with data disks, it cannot be used with OS Disk. 'Premium_LRS'
'StandardSSD_LRS'
'Standard_LRS'
'UltraSSD_LRS'

Microsoft.Compute/virtualMachineScaleSets/virtualmachines

Name Description Value
location Resource location string (required)
name The resource name string (required)
parent In Bicep, you can specify the parent resource for a child resource. You only need to add this property when the child resource is declared outside of the parent resource.

For more information, see Child resource outside parent resource.
Symbolic name for resource of type: virtualMachineScaleSets
plan Specifies information about the marketplace image used to create the virtual machine. This element is only used for marketplace images. Before you can use a marketplace image from an API, you must enable the image for programmatic use. In the Azure portal, find the marketplace image that you want to use and then click Want to deploy programmatically, Get Started ->. Enter any required information and then click Save. Plan
properties Describes the properties of a virtual machine scale set virtual machine. VirtualMachineScaleSetVMProperties
tags Resource tags Dictionary of tag names and values. See Tags in templates

NetworkInterfaceReference

Name Description Value
id Resource Id string
properties Describes a network interface reference properties. NetworkInterfaceReferenceProperties

NetworkInterfaceReferenceProperties

Name Description Value
primary Specifies the primary network interface in case the virtual machine has more than 1 network interface. bool

NetworkProfile

Name Description Value
networkInterfaces Specifies the list of resource Ids for the network interfaces associated with the virtual machine. NetworkInterfaceReference[]

OSDisk

Name Description Value
caching Specifies the caching requirements.

Possible values are:

None

ReadOnly

ReadWrite

Default: None for Standard storage. ReadOnly for Premium storage
'None'
'ReadOnly'
'ReadWrite'
createOption Specifies how the virtual machine should be created.

Possible values are:

Attach \u2013 This value is used when you are using a specialized disk to create the virtual machine.

FromImage \u2013 This value is used when you are using an image to create the virtual machine. If you are using a platform image, you also use the imageReference element described above. If you are using a marketplace image, you also use the plan element previously described.
'Attach'
'Empty'
'FromImage' (required)
diffDiskSettings Specifies the ephemeral Disk Settings for the operating system disk used by the virtual machine. DiffDiskSettings
diskSizeGB Specifies the size of an empty data disk in gigabytes. This element can be used to overwrite the size of the disk in a virtual machine image.

This value cannot be larger than 1023 GB
int
encryptionSettings Specifies the encryption settings for the OS Disk.

Minimum api-version: 2015-06-15
DiskEncryptionSettings
image The source user image virtual hard disk. The virtual hard disk will be copied before being attached to the virtual machine. If SourceImage is provided, the destination virtual hard drive must not exist. VirtualHardDisk
managedDisk The managed disk parameters. ManagedDiskParameters
name The disk name. string
osType This property allows you to specify the type of the OS that is included in the disk if creating a VM from user-image or a specialized VHD.

Possible values are:

Windows

Linux
'Linux'
'Windows'
vhd The virtual hard disk. VirtualHardDisk
writeAcceleratorEnabled Specifies whether writeAccelerator should be enabled or disabled on the disk. bool

OSProfile

Name Description Value
adminPassword Specifies the password of the administrator account.

Minimum-length (Windows): 8 characters

Minimum-length (Linux): 6 characters

Max-length (Windows): 123 characters

Max-length (Linux): 72 characters

Complexity requirements: 3 out of 4 conditions below need to be fulfilled
Has lower characters
Has upper characters
Has a digit
Has a special character (Regex match [\W_])

Disallowed values: "abc@123", "P@$$w0rd", "P@ssw0rd", "P@ssword123", "Pa$$word", "pass@word1", "Password!", "Password1", "Password22", "iloveyou!"

For resetting the password, see How to reset the Remote Desktop service or its login password in a Windows VM

For resetting root password, see Manage users, SSH, and check or repair disks on Azure Linux VMs using the VMAccess Extension
string
adminUsername Specifies the name of the administrator account.

Windows-only restriction: Cannot end in "."

Disallowed values: "administrator", "admin", "user", "user1", "test", "user2", "test1", "user3", "admin1", "1", "123", "a", "actuser", "adm", "admin2", "aspnet", "backup", "console", "david", "guest", "john", "owner", "root", "server", "sql", "support", "support_388945a0", "sys", "test2", "test3", "user4", "user5".

Minimum-length (Linux): 1 character

Max-length (Linux): 64 characters

Max-length (Windows): 20 characters

<li> For root access to the Linux VM, see Using root privileges on Linux virtual machines in Azure
<li> For a list of built-in system users on Linux that should not be used in this field, see Selecting User Names for Linux on Azure
string
allowExtensionOperations Specifies whether extension operations should be allowed on the virtual machine.

This may only be set to False when no extensions are present on the virtual machine.
bool
computerName Specifies the host OS name of the virtual machine.

This name cannot be updated after the VM is created.

Max-length (Windows): 15 characters

Max-length (Linux): 64 characters.

For naming conventions and restrictions see Azure infrastructure services implementation guidelines.
string
customData Specifies a base-64 encoded string of custom data. The base-64 encoded string is decoded to a binary array that is saved as a file on the Virtual Machine. The maximum length of the binary array is 65535 bytes.

For using cloud-init for your VM, see Using cloud-init to customize a Linux VM during creation
string
linuxConfiguration Specifies the Linux operating system settings on the virtual machine.

For a list of supported Linux distributions, see Linux on Azure-Endorsed Distributions

For running non-endorsed distributions, see Information for Non-Endorsed Distributions.
LinuxConfiguration
requireGuestProvisionSignal Specifies whether the guest provision signal is required from the virtual machine. bool
secrets Specifies set of certificates that should be installed onto the virtual machine. VaultSecretGroup[]
windowsConfiguration Specifies Windows operating system settings on the virtual machine. WindowsConfiguration

Plan

Name Description Value
name The plan ID. string
product Specifies the product of the image from the marketplace. This is the same value as Offer under the imageReference element. string
promotionCode The promotion code. string
publisher The publisher ID. string

ResourceTags

Name Description Value

SshConfiguration

Name Description Value
publicKeys The list of SSH public keys used to authenticate with linux based VMs. SshPublicKey[]

SshPublicKey

Name Description Value
keyData SSH public key certificate used to authenticate with the VM through ssh. The key needs to be at least 2048-bit and in ssh-rsa format.

For creating ssh keys, see Create SSH keys on Linux and Mac for Linux VMs in Azure.
string
path Specifies the full path on the created VM where ssh public key is stored. If the file already exists, the specified key is appended to the file. Example: /home/user/.ssh/authorized_keys string

StorageProfile

Name Description Value
dataDisks Specifies the parameters that are used to add a data disk to a virtual machine.

For more information about disks, see About disks and VHDs for Azure virtual machines.
DataDisk[]
imageReference Specifies information about the image to use. You can specify information about platform images, marketplace images, or virtual machine images. This element is required when you want to use a platform image, marketplace image, or virtual machine image, but is not used in other creation operations. ImageReference
osDisk Specifies information about the operating system disk used by the virtual machine.

For more information about disks, see About disks and VHDs for Azure virtual machines.
OSDisk

SubResource

Name Description Value
id Resource Id string

VaultCertificate

Name Description Value
certificateStore For Windows VMs, specifies the certificate store on the Virtual Machine to which the certificate should be added. The specified certificate store is implicitly in the LocalMachine account.

For Linux VMs, the certificate file is placed under the /var/lib/waagent directory, with the file name <UppercaseThumbprint>.crt for the X509 certificate file and <UppercaseThumbprint>.prv for private key. Both of these files are .pem formatted.
string
certificateUrl This is the URL of a certificate that has been uploaded to Key Vault as a secret. For adding a secret to the Key Vault, see Add a key or secret to the key vault. In this case, your certificate needs to be It is the Base64 encoding of the following JSON Object which is encoded in UTF-8:

{
"data":"<Base64-encoded-certificate>",
"dataType":"pfx",
"password":"<pfx-file-password>"
}
string

VaultSecretGroup

Name Description Value
sourceVault The relative URL of the Key Vault containing all of the certificates in VaultCertificates. SubResource
vaultCertificates The list of key vault references in SourceVault which contain certificates. VaultCertificate[]

VirtualHardDisk

Name Description Value
uri Specifies the virtual hard disk's uri. string

VirtualMachineScaleSetIPConfiguration

Name Description Value
id Resource Id string
name The IP configuration name. string (required)
properties Describes a virtual machine scale set network profile's IP configuration properties. VirtualMachineScaleSetIPConfigurationProperties

VirtualMachineScaleSetIPConfigurationProperties

Name Description Value
applicationGatewayBackendAddressPools Specifies an array of references to backend address pools of application gateways. A scale set can reference backend address pools of multiple application gateways. Multiple scale sets cannot use the same application gateway. SubResource[]
applicationSecurityGroups Specifies an array of references to application security group. SubResource[]
loadBalancerBackendAddressPools Specifies an array of references to backend address pools of load balancers. A scale set can reference backend address pools of one public and one internal load balancer. Multiple scale sets cannot use the same load balancer. SubResource[]
loadBalancerInboundNatPools Specifies an array of references to inbound Nat pools of the load balancers. A scale set can reference inbound nat pools of one public and one internal load balancer. Multiple scale sets cannot use the same load balancer SubResource[]
primary Specifies the primary network interface in case the virtual machine has more than 1 network interface. bool
privateIPAddressVersion Available from Api-Version 2017-03-30 onwards, it represents whether the specific ipconfiguration is IPv4 or IPv6. Default is taken as IPv4. Possible values are: 'IPv4' and 'IPv6'. 'IPv4'
'IPv6'
publicIPAddressConfiguration The publicIPAddressConfiguration. VirtualMachineScaleSetPublicIPAddressConfiguration
subnet Specifies the identifier of the subnet. ApiEntityReference

VirtualMachineScaleSetIpTag

Name Description Value
ipTagType IP tag type. Example: FirstPartyUsage. string
tag IP tag associated with the public IP. Example: SQL, Storage etc. string

VirtualMachineScaleSetNetworkConfiguration

Name Description Value
id Resource Id string
name The network configuration name. string (required)
properties Describes a virtual machine scale set network profile's IP configuration. VirtualMachineScaleSetNetworkConfigurationProperties

VirtualMachineScaleSetNetworkConfigurationDnsSettings

Name Description Value
dnsServers List of DNS servers IP addresses string[]

VirtualMachineScaleSetNetworkConfigurationProperties

Name Description Value
dnsSettings The dns settings to be applied on the network interfaces. VirtualMachineScaleSetNetworkConfigurationDnsSettings
enableAcceleratedNetworking Specifies whether the network interface is accelerated networking-enabled. bool
enableIPForwarding Whether IP forwarding enabled on this NIC. bool
ipConfigurations Specifies the IP configurations of the network interface. VirtualMachineScaleSetIPConfiguration[] (required)
networkSecurityGroup The network security group. SubResource
primary Specifies the primary network interface in case the virtual machine has more than 1 network interface. bool

VirtualMachineScaleSetPublicIPAddressConfiguration

Name Description Value
name The publicIP address configuration name. string (required)
properties Describes a virtual machines scale set IP Configuration's PublicIPAddress configuration VirtualMachineScaleSetPublicIPAddressConfigurationProperties

VirtualMachineScaleSetPublicIPAddressConfigurationDnsSettings

Name Description Value
domainNameLabel The Domain name label.The concatenation of the domain name label and vm index will be the domain name labels of the PublicIPAddress resources that will be created string (required)

VirtualMachineScaleSetPublicIPAddressConfigurationProperties

Name Description Value
dnsSettings The dns settings to be applied on the publicIP addresses . VirtualMachineScaleSetPublicIPAddressConfigurationDnsSettings
idleTimeoutInMinutes The idle timeout of the public IP address. int
ipTags The list of IP tags associated with the public IP address. VirtualMachineScaleSetIpTag[]
publicIPPrefix The PublicIPPrefix from which to allocate publicIP addresses. SubResource

VirtualMachineScaleSetVMNetworkProfileConfiguration

Name Description Value
networkInterfaceConfigurations The list of network configurations. VirtualMachineScaleSetNetworkConfiguration[]

VirtualMachineScaleSetVMProperties

Name Description Value
additionalCapabilities Specifies additional capabilities enabled or disabled on the virtual machine in the scale set. For instance: whether the virtual machine has the capability to support attaching managed data disks with UltraSSD_LRS storage account type. AdditionalCapabilities
availabilitySet Specifies information about the availability set that the virtual machine should be assigned to. Virtual machines specified in the same availability set are allocated to different nodes to maximize availability. For more information about availability sets, see Manage the availability of virtual machines.

For more information on Azure planned maintenance, see Planned maintenance for virtual machines in Azure

Currently, a VM can only be added to availability set at creation time. An existing VM cannot be added to an availability set.
SubResource
diagnosticsProfile Specifies the boot diagnostic settings state.

Minimum api-version: 2015-06-15.
DiagnosticsProfile
hardwareProfile Specifies the hardware settings for the virtual machine. HardwareProfile
licenseType Specifies that the image or disk that is being used was licensed on-premises. This element is only used for images that contain the Windows Server operating system.

Possible values are:

Windows_Client

Windows_Server

If this element is included in a request for an update, the value must match the initial value. This value cannot be updated.

For more information, see Azure Hybrid Use Benefit for Windows Server

Minimum api-version: 2015-06-15
string
networkProfile Specifies the network interfaces of the virtual machine. NetworkProfile
networkProfileConfiguration Specifies the network profile configuration of the virtual machine. VirtualMachineScaleSetVMNetworkProfileConfiguration
osProfile Specifies the operating system settings for the virtual machine. OSProfile
protectionPolicy Specifies the protection policy of the virtual machine. VirtualMachineScaleSetVMProtectionPolicy
storageProfile Specifies the storage settings for the virtual machine disks. StorageProfile

VirtualMachineScaleSetVMProtectionPolicy

Name Description Value
protectFromScaleIn Indicates that the virtual machine scale set VM shouldn't be considered for deletion during a scale-in operation. bool
protectFromScaleSetActions Indicates that model updates or actions (including scale-in) initiated on the virtual machine scale set should not be applied to the virtual machine scale set VM. bool

WindowsConfiguration

Name Description Value
additionalUnattendContent Specifies additional base-64 encoded XML formatted information that can be included in the Unattend.xml file, which is used by Windows Setup. AdditionalUnattendContent[]
enableAutomaticUpdates Indicates whether Automatic Updates is enabled for the Windows virtual machine. Default value is true.

For virtual machine scale sets, this property can be updated and updates will take effect on OS reprovisioning.
bool
provisionVMAgent Indicates whether virtual machine agent should be provisioned on the virtual machine.

When this property is not specified in the request body, default behavior is to set it to true. This will ensure that VM Agent is installed on the VM so that extensions can be added to the VM later.
bool
timeZone Specifies the time zone of the virtual machine. e.g. "Pacific Standard Time" string
winRM Specifies the Windows Remote Management listeners. This enables remote Windows PowerShell. WinRMConfiguration

WinRMConfiguration

Name Description Value
listeners The list of Windows Remote Management listeners WinRMListener[]

WinRMListener

Name Description Value
certificateUrl This is the URL of a certificate that has been uploaded to Key Vault as a secret. For adding a secret to the Key Vault, see Add a key or secret to the key vault. In this case, your certificate needs to be It is the Base64 encoding of the following JSON Object which is encoded in UTF-8:

{
"data":"<Base64-encoded-certificate>",
"dataType":"pfx",
"password":"<pfx-file-password>"
}
string
protocol Specifies the protocol of listener.

Possible values are:
http

https
'Http'
'Https'

ARM template resource definition

The virtualMachineScaleSets/virtualmachines resource type can be deployed with operations that target:

For a list of changed properties in each API version, see change log.

Resource format

To create a Microsoft.Compute/virtualMachineScaleSets/virtualmachines resource, add the following JSON to your template.

{
  "type": "Microsoft.Compute/virtualMachineScaleSets/virtualmachines",
  "apiVersion": "2019-03-01",
  "name": "string",
  "location": "string",
  "plan": {
    "name": "string",
    "product": "string",
    "promotionCode": "string",
    "publisher": "string"
  },
  "properties": {
    "additionalCapabilities": {
      "ultraSSDEnabled": "bool"
    },
    "availabilitySet": {
      "id": "string"
    },
    "diagnosticsProfile": {
      "bootDiagnostics": {
        "enabled": "bool",
        "storageUri": "string"
      }
    },
    "hardwareProfile": {
      "vmSize": "string"
    },
    "licenseType": "string",
    "networkProfile": {
      "networkInterfaces": [
        {
          "id": "string",
          "properties": {
            "primary": "bool"
          }
        }
      ]
    },
    "networkProfileConfiguration": {
      "networkInterfaceConfigurations": [
        {
          "id": "string",
          "name": "string",
          "properties": {
            "dnsSettings": {
              "dnsServers": [ "string" ]
            },
            "enableAcceleratedNetworking": "bool",
            "enableIPForwarding": "bool",
            "ipConfigurations": [
              {
                "id": "string",
                "name": "string",
                "properties": {
                  "applicationGatewayBackendAddressPools": [
                    {
                      "id": "string"
                    }
                  ],
                  "applicationSecurityGroups": [
                    {
                      "id": "string"
                    }
                  ],
                  "loadBalancerBackendAddressPools": [
                    {
                      "id": "string"
                    }
                  ],
                  "loadBalancerInboundNatPools": [
                    {
                      "id": "string"
                    }
                  ],
                  "primary": "bool",
                  "privateIPAddressVersion": "string",
                  "publicIPAddressConfiguration": {
                    "name": "string",
                    "properties": {
                      "dnsSettings": {
                        "domainNameLabel": "string"
                      },
                      "idleTimeoutInMinutes": "int",
                      "ipTags": [
                        {
                          "ipTagType": "string",
                          "tag": "string"
                        }
                      ],
                      "publicIPPrefix": {
                        "id": "string"
                      }
                    }
                  },
                  "subnet": {
                    "id": "string"
                  }
                }
              }
            ],
            "networkSecurityGroup": {
              "id": "string"
            },
            "primary": "bool"
          }
        }
      ]
    },
    "osProfile": {
      "adminPassword": "string",
      "adminUsername": "string",
      "allowExtensionOperations": "bool",
      "computerName": "string",
      "customData": "string",
      "linuxConfiguration": {
        "disablePasswordAuthentication": "bool",
        "provisionVMAgent": "bool",
        "ssh": {
          "publicKeys": [
            {
              "keyData": "string",
              "path": "string"
            }
          ]
        }
      },
      "requireGuestProvisionSignal": "bool",
      "secrets": [
        {
          "sourceVault": {
            "id": "string"
          },
          "vaultCertificates": [
            {
              "certificateStore": "string",
              "certificateUrl": "string"
            }
          ]
        }
      ],
      "windowsConfiguration": {
        "additionalUnattendContent": [
          {
            "componentName": "Microsoft-Windows-Shell-Setup",
            "content": "string",
            "passName": "OobeSystem",
            "settingName": "string"
          }
        ],
        "enableAutomaticUpdates": "bool",
        "provisionVMAgent": "bool",
        "timeZone": "string",
        "winRM": {
          "listeners": [
            {
              "certificateUrl": "string",
              "protocol": "string"
            }
          ]
        }
      }
    },
    "protectionPolicy": {
      "protectFromScaleIn": "bool",
      "protectFromScaleSetActions": "bool"
    },
    "storageProfile": {
      "dataDisks": [
        {
          "caching": "string",
          "createOption": "string",
          "diskSizeGB": "int",
          "image": {
            "uri": "string"
          },
          "lun": "int",
          "managedDisk": {
            "id": "string",
            "storageAccountType": "string"
          },
          "name": "string",
          "toBeDetached": "bool",
          "vhd": {
            "uri": "string"
          },
          "writeAcceleratorEnabled": "bool"
        }
      ],
      "imageReference": {
        "id": "string",
        "offer": "string",
        "publisher": "string",
        "sku": "string",
        "version": "string"
      },
      "osDisk": {
        "caching": "string",
        "createOption": "string",
        "diffDiskSettings": {
          "option": "string"
        },
        "diskSizeGB": "int",
        "encryptionSettings": {
          "diskEncryptionKey": {
            "secretUrl": "string",
            "sourceVault": {
              "id": "string"
            }
          },
          "enabled": "bool",
          "keyEncryptionKey": {
            "keyUrl": "string",
            "sourceVault": {
              "id": "string"
            }
          }
        },
        "image": {
          "uri": "string"
        },
        "managedDisk": {
          "id": "string",
          "storageAccountType": "string"
        },
        "name": "string",
        "osType": "string",
        "vhd": {
          "uri": "string"
        },
        "writeAcceleratorEnabled": "bool"
      }
    }
  },
  "tags": {
    "{customized property}": "string"
  }
}

Property values

AdditionalCapabilities

Name Description Value
ultraSSDEnabled The flag that enables or disables a capability to have one or more managed data disks with UltraSSD_LRS storage account type on the VM or VMSS. Managed disks with storage account type UltraSSD_LRS can be added to a virtual machine or virtual machine scale set only if this property is enabled. bool

AdditionalUnattendContent

Name Description Value
componentName The component name. Currently, the only allowable value is Microsoft-Windows-Shell-Setup. 'Microsoft-Windows-Shell-Setup'
content Specifies the XML formatted content that is added to the unattend.xml file for the specified path and component. The XML must be less than 4KB and must include the root element for the setting or feature that is being inserted. string
passName The pass name. Currently, the only allowable value is OobeSystem. 'OobeSystem'
settingName Specifies the name of the setting to which the content applies. Possible values are: FirstLogonCommands and AutoLogon. 'AutoLogon'
'FirstLogonCommands'

ApiEntityReference

Name Description Value
id The ARM resource id in the form of /subscriptions/{SubscriptionId}/resourceGroups/{ResourceGroupName}/... string

BootDiagnostics

Name Description Value
enabled Whether boot diagnostics should be enabled on the Virtual Machine. bool
storageUri Uri of the storage account to use for placing the console output and screenshot. string

DataDisk

Name Description Value
caching Specifies the caching requirements.

Possible values are:

None

ReadOnly

ReadWrite

Default: None for Standard storage. ReadOnly for Premium storage
'None'
'ReadOnly'
'ReadWrite'
createOption Specifies how the virtual machine should be created.

Possible values are:

Attach \u2013 This value is used when you are using a specialized disk to create the virtual machine.

FromImage \u2013 This value is used when you are using an image to create the virtual machine. If you are using a platform image, you also use the imageReference element described above. If you are using a marketplace image, you also use the plan element previously described.
'Attach'
'Empty'
'FromImage' (required)
diskSizeGB Specifies the size of an empty data disk in gigabytes. This element can be used to overwrite the size of the disk in a virtual machine image.

This value cannot be larger than 1023 GB
int
image The source user image virtual hard disk. The virtual hard disk will be copied before being attached to the virtual machine. If SourceImage is provided, the destination virtual hard drive must not exist. VirtualHardDisk
lun Specifies the logical unit number of the data disk. This value is used to identify data disks within the VM and therefore must be unique for each data disk attached to a VM. int (required)
managedDisk The managed disk parameters. ManagedDiskParameters
name The disk name. string
toBeDetached Specifies whether the data disk is in process of detachment from the VirtualMachine/VirtualMachineScaleset bool
vhd The virtual hard disk. VirtualHardDisk
writeAcceleratorEnabled Specifies whether writeAccelerator should be enabled or disabled on the disk. bool

DiagnosticsProfile

Name Description Value
bootDiagnostics Boot Diagnostics is a debugging feature which allows you to view Console Output and Screenshot to diagnose VM status.

You can easily view the output of your console log.

Azure also enables you to see a screenshot of the VM from the hypervisor.
BootDiagnostics

DiffDiskSettings

Name Description Value
option Specifies the ephemeral disk settings for operating system disk. 'Local'

DiskEncryptionSettings

Name Description Value
diskEncryptionKey Specifies the location of the disk encryption key, which is a Key Vault Secret. KeyVaultSecretReference
enabled Specifies whether disk encryption should be enabled on the virtual machine. bool
keyEncryptionKey Specifies the location of the key encryption key in Key Vault. KeyVaultKeyReference

HardwareProfile

Name Description Value
vmSize Specifies the size of the virtual machine. For more information about virtual machine sizes, see Sizes for virtual machines.

The available VM sizes depend on region and availability set. For a list of available sizes use these APIs:

List all available virtual machine sizes in an availability set

List all available virtual machine sizes in a region

List all available virtual machine sizes for resizing
'Basic_A0'
'Basic_A1'
'Basic_A2'
'Basic_A3'
'Basic_A4'
'Standard_A0'
'Standard_A1'
'Standard_A10'
'Standard_A11'
'Standard_A1_v2'
'Standard_A2'
'Standard_A2m_v2'
'Standard_A2_v2'
'Standard_A3'
'Standard_A4'
'Standard_A4m_v2'
'Standard_A4_v2'
'Standard_A5'
'Standard_A6'
'Standard_A7'
'Standard_A8'
'Standard_A8m_v2'
'Standard_A8_v2'
'Standard_A9'
'Standard_B1ms'
'Standard_B1s'
'Standard_B2ms'
'Standard_B2s'
'Standard_B4ms'
'Standard_B8ms'
'Standard_D1'
'Standard_D11'
'Standard_D11_v2'
'Standard_D12'
'Standard_D12_v2'
'Standard_D13'
'Standard_D13_v2'
'Standard_D14'
'Standard_D14_v2'
'Standard_D15_v2'
'Standard_D16s_v3'
'Standard_D16_v3'
'Standard_D1_v2'
'Standard_D2'
'Standard_D2s_v3'
'Standard_D2_v2'
'Standard_D2_v3'
'Standard_D3'
'Standard_D32s_v3'
'Standard_D32_v3'
'Standard_D3_v2'
'Standard_D4'
'Standard_D4s_v3'
'Standard_D4_v2'
'Standard_D4_v3'
'Standard_D5_v2'
'Standard_D64s_v3'
'Standard_D64_v3'
'Standard_D8s_v3'
'Standard_D8_v3'
'Standard_DS1'
'Standard_DS11'
'Standard_DS11_v2'
'Standard_DS12'
'Standard_DS12_v2'
'Standard_DS13'
'Standard_DS13-2_v2'
'Standard_DS13-4_v2'
'Standard_DS13_v2'
'Standard_DS14'
'Standard_DS14-4_v2'
'Standard_DS14-8_v2'
'Standard_DS14_v2'
'Standard_DS15_v2'
'Standard_DS1_v2'
'Standard_DS2'
'Standard_DS2_v2'
'Standard_DS3'
'Standard_DS3_v2'
'Standard_DS4'
'Standard_DS4_v2'
'Standard_DS5_v2'
'Standard_E16s_v3'
'Standard_E16_v3'
'Standard_E2s_v3'
'Standard_E2_v3'
'Standard_E32-16_v3'
'Standard_E32-8s_v3'
'Standard_E32s_v3'
'Standard_E32_v3'
'Standard_E4s_v3'
'Standard_E4_v3'
'Standard_E64-16s_v3'
'Standard_E64-32s_v3'
'Standard_E64s_v3'
'Standard_E64_v3'
'Standard_E8s_v3'
'Standard_E8_v3'
'Standard_F1'
'Standard_F16'
'Standard_F16s'
'Standard_F16s_v2'
'Standard_F1s'
'Standard_F2'
'Standard_F2s'
'Standard_F2s_v2'
'Standard_F32s_v2'
'Standard_F4'
'Standard_F4s'
'Standard_F4s_v2'
'Standard_F64s_v2'
'Standard_F72s_v2'
'Standard_F8'
'Standard_F8s'
'Standard_F8s_v2'
'Standard_G1'
'Standard_G2'
'Standard_G3'
'Standard_G4'
'Standard_G5'
'Standard_GS1'
'Standard_GS2'
'Standard_GS3'
'Standard_GS4'
'Standard_GS4-4'
'Standard_GS4-8'
'Standard_GS5'
'Standard_GS5-16'
'Standard_GS5-8'
'Standard_H16'
'Standard_H16m'
'Standard_H16mr'
'Standard_H16r'
'Standard_H8'
'Standard_H8m'
'Standard_L16s'
'Standard_L32s'
'Standard_L4s'
'Standard_L8s'
'Standard_M128-32ms'
'Standard_M128-64ms'
'Standard_M128ms'
'Standard_M128s'
'Standard_M64-16ms'
'Standard_M64-32ms'
'Standard_M64ms'
'Standard_M64s'
'Standard_NC12'
'Standard_NC12s_v2'
'Standard_NC12s_v3'
'Standard_NC24'
'Standard_NC24r'
'Standard_NC24rs_v2'
'Standard_NC24rs_v3'
'Standard_NC24s_v2'
'Standard_NC24s_v3'
'Standard_NC6'
'Standard_NC6s_v2'
'Standard_NC6s_v3'
'Standard_ND12s'
'Standard_ND24rs'
'Standard_ND24s'
'Standard_ND6s'
'Standard_NV12'
'Standard_NV24'
'Standard_NV6'

ImageReference

Name Description Value
id Resource Id string
offer Specifies the offer of the platform image or marketplace image used to create the virtual machine. string
publisher The image publisher. string
sku The image SKU. string
version Specifies the version of the platform image or marketplace image used to create the virtual machine. The allowed formats are Major.Minor.Build or 'latest'. Major, Minor, and Build are decimal numbers. Specify 'latest' to use the latest version of an image available at deploy time. Even if you use 'latest', the VM image will not automatically update after deploy time even if a new version becomes available. string

KeyVaultKeyReference

Name Description Value
keyUrl The URL referencing a key encryption key in Key Vault. string (required)
sourceVault The relative URL of the Key Vault containing the key. SubResource (required)

KeyVaultSecretReference

Name Description Value
secretUrl The URL referencing a secret in a Key Vault. string (required)
sourceVault The relative URL of the Key Vault containing the secret. SubResource (required)

LinuxConfiguration

Name Description Value
disablePasswordAuthentication Specifies whether password authentication should be disabled. bool
provisionVMAgent Indicates whether virtual machine agent should be provisioned on the virtual machine.

When this property is not specified in the request body, default behavior is to set it to true. This will ensure that VM Agent is installed on the VM so that extensions can be added to the VM later.
bool
ssh Specifies the ssh key configuration for a Linux OS. SshConfiguration

ManagedDiskParameters

Name Description Value
id Resource Id string
storageAccountType Specifies the storage account type for the managed disk. NOTE: UltraSSD_LRS can only be used with data disks, it cannot be used with OS Disk. 'Premium_LRS'
'StandardSSD_LRS'
'Standard_LRS'
'UltraSSD_LRS'

Microsoft.Compute/virtualMachineScaleSets/virtualmachines

Name Description Value
apiVersion The api version '2019-03-01'
location Resource location string (required)
name The resource name string (required)
plan Specifies information about the marketplace image used to create the virtual machine. This element is only used for marketplace images. Before you can use a marketplace image from an API, you must enable the image for programmatic use. In the Azure portal, find the marketplace image that you want to use and then click Want to deploy programmatically, Get Started ->. Enter any required information and then click Save. Plan
properties Describes the properties of a virtual machine scale set virtual machine. VirtualMachineScaleSetVMProperties
tags Resource tags Dictionary of tag names and values. See Tags in templates
type The resource type 'Microsoft.Compute/virtualMachineScaleSets/virtualmachines'

NetworkInterfaceReference

Name Description Value
id Resource Id string
properties Describes a network interface reference properties. NetworkInterfaceReferenceProperties

NetworkInterfaceReferenceProperties

Name Description Value
primary Specifies the primary network interface in case the virtual machine has more than 1 network interface. bool

NetworkProfile

Name Description Value
networkInterfaces Specifies the list of resource Ids for the network interfaces associated with the virtual machine. NetworkInterfaceReference[]

OSDisk

Name Description Value
caching Specifies the caching requirements.

Possible values are:

None

ReadOnly

ReadWrite

Default: None for Standard storage. ReadOnly for Premium storage
'None'
'ReadOnly'
'ReadWrite'
createOption Specifies how the virtual machine should be created.

Possible values are:

Attach \u2013 This value is used when you are using a specialized disk to create the virtual machine.

FromImage \u2013 This value is used when you are using an image to create the virtual machine. If you are using a platform image, you also use the imageReference element described above. If you are using a marketplace image, you also use the plan element previously described.
'Attach'
'Empty'
'FromImage' (required)
diffDiskSettings Specifies the ephemeral Disk Settings for the operating system disk used by the virtual machine. DiffDiskSettings
diskSizeGB Specifies the size of an empty data disk in gigabytes. This element can be used to overwrite the size of the disk in a virtual machine image.

This value cannot be larger than 1023 GB
int
encryptionSettings Specifies the encryption settings for the OS Disk.

Minimum api-version: 2015-06-15
DiskEncryptionSettings
image The source user image virtual hard disk. The virtual hard disk will be copied before being attached to the virtual machine. If SourceImage is provided, the destination virtual hard drive must not exist. VirtualHardDisk
managedDisk The managed disk parameters. ManagedDiskParameters
name The disk name. string
osType This property allows you to specify the type of the OS that is included in the disk if creating a VM from user-image or a specialized VHD.

Possible values are:

Windows

Linux
'Linux'
'Windows'
vhd The virtual hard disk. VirtualHardDisk
writeAcceleratorEnabled Specifies whether writeAccelerator should be enabled or disabled on the disk. bool

OSProfile

Name Description Value
adminPassword Specifies the password of the administrator account.

Minimum-length (Windows): 8 characters

Minimum-length (Linux): 6 characters

Max-length (Windows): 123 characters

Max-length (Linux): 72 characters

Complexity requirements: 3 out of 4 conditions below need to be fulfilled
Has lower characters
Has upper characters
Has a digit
Has a special character (Regex match [\W_])

Disallowed values: "abc@123", "P@$$w0rd", "P@ssw0rd", "P@ssword123", "Pa$$word", "pass@word1", "Password!", "Password1", "Password22", "iloveyou!"

For resetting the password, see How to reset the Remote Desktop service or its login password in a Windows VM

For resetting root password, see Manage users, SSH, and check or repair disks on Azure Linux VMs using the VMAccess Extension
string
adminUsername Specifies the name of the administrator account.

Windows-only restriction: Cannot end in "."

Disallowed values: "administrator", "admin", "user", "user1", "test", "user2", "test1", "user3", "admin1", "1", "123", "a", "actuser", "adm", "admin2", "aspnet", "backup", "console", "david", "guest", "john", "owner", "root", "server", "sql", "support", "support_388945a0", "sys", "test2", "test3", "user4", "user5".

Minimum-length (Linux): 1 character

Max-length (Linux): 64 characters

Max-length (Windows): 20 characters

<li> For root access to the Linux VM, see Using root privileges on Linux virtual machines in Azure
<li> For a list of built-in system users on Linux that should not be used in this field, see Selecting User Names for Linux on Azure
string
allowExtensionOperations Specifies whether extension operations should be allowed on the virtual machine.

This may only be set to False when no extensions are present on the virtual machine.
bool
computerName Specifies the host OS name of the virtual machine.

This name cannot be updated after the VM is created.

Max-length (Windows): 15 characters

Max-length (Linux): 64 characters.

For naming conventions and restrictions see Azure infrastructure services implementation guidelines.
string
customData Specifies a base-64 encoded string of custom data. The base-64 encoded string is decoded to a binary array that is saved as a file on the Virtual Machine. The maximum length of the binary array is 65535 bytes.

For using cloud-init for your VM, see Using cloud-init to customize a Linux VM during creation
string
linuxConfiguration Specifies the Linux operating system settings on the virtual machine.

For a list of supported Linux distributions, see Linux on Azure-Endorsed Distributions

For running non-endorsed distributions, see Information for Non-Endorsed Distributions.
LinuxConfiguration
requireGuestProvisionSignal Specifies whether the guest provision signal is required from the virtual machine. bool
secrets Specifies set of certificates that should be installed onto the virtual machine. VaultSecretGroup[]
windowsConfiguration Specifies Windows operating system settings on the virtual machine. WindowsConfiguration

Plan

Name Description Value
name The plan ID. string
product Specifies the product of the image from the marketplace. This is the same value as Offer under the imageReference element. string
promotionCode The promotion code. string
publisher The publisher ID. string

ResourceTags

Name Description Value

SshConfiguration

Name Description Value
publicKeys The list of SSH public keys used to authenticate with linux based VMs. SshPublicKey[]

SshPublicKey

Name Description Value
keyData SSH public key certificate used to authenticate with the VM through ssh. The key needs to be at least 2048-bit and in ssh-rsa format.

For creating ssh keys, see Create SSH keys on Linux and Mac for Linux VMs in Azure.
string
path Specifies the full path on the created VM where ssh public key is stored. If the file already exists, the specified key is appended to the file. Example: /home/user/.ssh/authorized_keys string

StorageProfile

Name Description Value
dataDisks Specifies the parameters that are used to add a data disk to a virtual machine.

For more information about disks, see About disks and VHDs for Azure virtual machines.
DataDisk[]
imageReference Specifies information about the image to use. You can specify information about platform images, marketplace images, or virtual machine images. This element is required when you want to use a platform image, marketplace image, or virtual machine image, but is not used in other creation operations. ImageReference
osDisk Specifies information about the operating system disk used by the virtual machine.

For more information about disks, see About disks and VHDs for Azure virtual machines.
OSDisk

SubResource

Name Description Value
id Resource Id string

VaultCertificate

Name Description Value
certificateStore For Windows VMs, specifies the certificate store on the Virtual Machine to which the certificate should be added. The specified certificate store is implicitly in the LocalMachine account.

For Linux VMs, the certificate file is placed under the /var/lib/waagent directory, with the file name <UppercaseThumbprint>.crt for the X509 certificate file and <UppercaseThumbprint>.prv for private key. Both of these files are .pem formatted.
string
certificateUrl This is the URL of a certificate that has been uploaded to Key Vault as a secret. For adding a secret to the Key Vault, see Add a key or secret to the key vault. In this case, your certificate needs to be It is the Base64 encoding of the following JSON Object which is encoded in UTF-8:

{
"data":"<Base64-encoded-certificate>",
"dataType":"pfx",
"password":"<pfx-file-password>"
}
string

VaultSecretGroup

Name Description Value
sourceVault The relative URL of the Key Vault containing all of the certificates in VaultCertificates. SubResource
vaultCertificates The list of key vault references in SourceVault which contain certificates. VaultCertificate[]

VirtualHardDisk

Name Description Value
uri Specifies the virtual hard disk's uri. string

VirtualMachineScaleSetIPConfiguration

Name Description Value
id Resource Id string
name The IP configuration name. string (required)
properties Describes a virtual machine scale set network profile's IP configuration properties. VirtualMachineScaleSetIPConfigurationProperties

VirtualMachineScaleSetIPConfigurationProperties

Name Description Value
applicationGatewayBackendAddressPools Specifies an array of references to backend address pools of application gateways. A scale set can reference backend address pools of multiple application gateways. Multiple scale sets cannot use the same application gateway. SubResource[]
applicationSecurityGroups Specifies an array of references to application security group. SubResource[]
loadBalancerBackendAddressPools Specifies an array of references to backend address pools of load balancers. A scale set can reference backend address pools of one public and one internal load balancer. Multiple scale sets cannot use the same load balancer. SubResource[]
loadBalancerInboundNatPools Specifies an array of references to inbound Nat pools of the load balancers. A scale set can reference inbound nat pools of one public and one internal load balancer. Multiple scale sets cannot use the same load balancer SubResource[]
primary Specifies the primary network interface in case the virtual machine has more than 1 network interface. bool
privateIPAddressVersion Available from Api-Version 2017-03-30 onwards, it represents whether the specific ipconfiguration is IPv4 or IPv6. Default is taken as IPv4. Possible values are: 'IPv4' and 'IPv6'. 'IPv4'
'IPv6'
publicIPAddressConfiguration The publicIPAddressConfiguration. VirtualMachineScaleSetPublicIPAddressConfiguration
subnet Specifies the identifier of the subnet. ApiEntityReference

VirtualMachineScaleSetIpTag

Name Description Value
ipTagType IP tag type. Example: FirstPartyUsage. string
tag IP tag associated with the public IP. Example: SQL, Storage etc. string

VirtualMachineScaleSetNetworkConfiguration

Name Description Value
id Resource Id string
name The network configuration name. string (required)
properties Describes a virtual machine scale set network profile's IP configuration. VirtualMachineScaleSetNetworkConfigurationProperties

VirtualMachineScaleSetNetworkConfigurationDnsSettings

Name Description Value
dnsServers List of DNS servers IP addresses string[]

VirtualMachineScaleSetNetworkConfigurationProperties

Name Description Value
dnsSettings The dns settings to be applied on the network interfaces. VirtualMachineScaleSetNetworkConfigurationDnsSettings
enableAcceleratedNetworking Specifies whether the network interface is accelerated networking-enabled. bool
enableIPForwarding Whether IP forwarding enabled on this NIC. bool
ipConfigurations Specifies the IP configurations of the network interface. VirtualMachineScaleSetIPConfiguration[] (required)
networkSecurityGroup The network security group. SubResource
primary Specifies the primary network interface in case the virtual machine has more than 1 network interface. bool

VirtualMachineScaleSetPublicIPAddressConfiguration

Name Description Value
name The publicIP address configuration name. string (required)
properties Describes a virtual machines scale set IP Configuration's PublicIPAddress configuration VirtualMachineScaleSetPublicIPAddressConfigurationProperties

VirtualMachineScaleSetPublicIPAddressConfigurationDnsSettings

Name Description Value
domainNameLabel The Domain name label.The concatenation of the domain name label and vm index will be the domain name labels of the PublicIPAddress resources that will be created string (required)

VirtualMachineScaleSetPublicIPAddressConfigurationProperties

Name Description Value
dnsSettings The dns settings to be applied on the publicIP addresses . VirtualMachineScaleSetPublicIPAddressConfigurationDnsSettings
idleTimeoutInMinutes The idle timeout of the public IP address. int
ipTags The list of IP tags associated with the public IP address. VirtualMachineScaleSetIpTag[]
publicIPPrefix The PublicIPPrefix from which to allocate publicIP addresses. SubResource

VirtualMachineScaleSetVMNetworkProfileConfiguration

Name Description Value
networkInterfaceConfigurations The list of network configurations. VirtualMachineScaleSetNetworkConfiguration[]

VirtualMachineScaleSetVMProperties

Name Description Value
additionalCapabilities Specifies additional capabilities enabled or disabled on the virtual machine in the scale set. For instance: whether the virtual machine has the capability to support attaching managed data disks with UltraSSD_LRS storage account type. AdditionalCapabilities
availabilitySet Specifies information about the availability set that the virtual machine should be assigned to. Virtual machines specified in the same availability set are allocated to different nodes to maximize availability. For more information about availability sets, see Manage the availability of virtual machines.

For more information on Azure planned maintenance, see Planned maintenance for virtual machines in Azure

Currently, a VM can only be added to availability set at creation time. An existing VM cannot be added to an availability set.
SubResource
diagnosticsProfile Specifies the boot diagnostic settings state.

Minimum api-version: 2015-06-15.
DiagnosticsProfile
hardwareProfile Specifies the hardware settings for the virtual machine. HardwareProfile
licenseType Specifies that the image or disk that is being used was licensed on-premises. This element is only used for images that contain the Windows Server operating system.

Possible values are:

Windows_Client

Windows_Server

If this element is included in a request for an update, the value must match the initial value. This value cannot be updated.

For more information, see Azure Hybrid Use Benefit for Windows Server

Minimum api-version: 2015-06-15
string
networkProfile Specifies the network interfaces of the virtual machine. NetworkProfile
networkProfileConfiguration Specifies the network profile configuration of the virtual machine. VirtualMachineScaleSetVMNetworkProfileConfiguration
osProfile Specifies the operating system settings for the virtual machine. OSProfile
protectionPolicy Specifies the protection policy of the virtual machine. VirtualMachineScaleSetVMProtectionPolicy
storageProfile Specifies the storage settings for the virtual machine disks. StorageProfile

VirtualMachineScaleSetVMProtectionPolicy

Name Description Value
protectFromScaleIn Indicates that the virtual machine scale set VM shouldn't be considered for deletion during a scale-in operation. bool
protectFromScaleSetActions Indicates that model updates or actions (including scale-in) initiated on the virtual machine scale set should not be applied to the virtual machine scale set VM. bool

WindowsConfiguration

Name Description Value
additionalUnattendContent Specifies additional base-64 encoded XML formatted information that can be included in the Unattend.xml file, which is used by Windows Setup. AdditionalUnattendContent[]
enableAutomaticUpdates Indicates whether Automatic Updates is enabled for the Windows virtual machine. Default value is true.

For virtual machine scale sets, this property can be updated and updates will take effect on OS reprovisioning.
bool
provisionVMAgent Indicates whether virtual machine agent should be provisioned on the virtual machine.

When this property is not specified in the request body, default behavior is to set it to true. This will ensure that VM Agent is installed on the VM so that extensions can be added to the VM later.
bool
timeZone Specifies the time zone of the virtual machine. e.g. "Pacific Standard Time" string
winRM Specifies the Windows Remote Management listeners. This enables remote Windows PowerShell. WinRMConfiguration

WinRMConfiguration

Name Description Value
listeners The list of Windows Remote Management listeners WinRMListener[]

WinRMListener

Name Description Value
certificateUrl This is the URL of a certificate that has been uploaded to Key Vault as a secret. For adding a secret to the Key Vault, see Add a key or secret to the key vault. In this case, your certificate needs to be It is the Base64 encoding of the following JSON Object which is encoded in UTF-8:

{
"data":"<Base64-encoded-certificate>",
"dataType":"pfx",
"password":"<pfx-file-password>"
}
string
protocol Specifies the protocol of listener.

Possible values are:
http

https
'Http'
'Https'

Terraform (AzAPI provider) resource definition

The virtualMachineScaleSets/virtualmachines resource type can be deployed with operations that target:

  • Resource groups

For a list of changed properties in each API version, see change log.

Resource format

To create a Microsoft.Compute/virtualMachineScaleSets/virtualmachines resource, add the following Terraform to your template.

resource "azapi_resource" "symbolicname" {
  type = "Microsoft.Compute/virtualMachineScaleSets/virtualmachines@2019-03-01"
  name = "string"
  location = "string"
  plan = {
    name = "string"
    product = "string"
    promotionCode = "string"
    publisher = "string"
  }
  tags = {
    {customized property} = "string"
  }
  body = jsonencode({
    properties = {
      additionalCapabilities = {
        ultraSSDEnabled = bool
      }
      availabilitySet = {
        id = "string"
      }
      diagnosticsProfile = {
        bootDiagnostics = {
          enabled = bool
          storageUri = "string"
        }
      }
      hardwareProfile = {
        vmSize = "string"
      }
      licenseType = "string"
      networkProfile = {
        networkInterfaces = [
          {
            id = "string"
            properties = {
              primary = bool
            }
          }
        ]
      }
      networkProfileConfiguration = {
        networkInterfaceConfigurations = [
          {
            id = "string"
            name = "string"
            properties = {
              dnsSettings = {
                dnsServers = [
                  "string"
                ]
              }
              enableAcceleratedNetworking = bool
              enableIPForwarding = bool
              ipConfigurations = [
                {
                  id = "string"
                  name = "string"
                  properties = {
                    applicationGatewayBackendAddressPools = [
                      {
                        id = "string"
                      }
                    ]
                    applicationSecurityGroups = [
                      {
                        id = "string"
                      }
                    ]
                    loadBalancerBackendAddressPools = [
                      {
                        id = "string"
                      }
                    ]
                    loadBalancerInboundNatPools = [
                      {
                        id = "string"
                      }
                    ]
                    primary = bool
                    privateIPAddressVersion = "string"
                    publicIPAddressConfiguration = {
                      name = "string"
                      properties = {
                        dnsSettings = {
                          domainNameLabel = "string"
                        }
                        idleTimeoutInMinutes = int
                        ipTags = [
                          {
                            ipTagType = "string"
                            tag = "string"
                          }
                        ]
                        publicIPPrefix = {
                          id = "string"
                        }
                      }
                    }
                    subnet = {
                      id = "string"
                    }
                  }
                }
              ]
              networkSecurityGroup = {
                id = "string"
              }
              primary = bool
            }
          }
        ]
      }
      osProfile = {
        adminPassword = "string"
        adminUsername = "string"
        allowExtensionOperations = bool
        computerName = "string"
        customData = "string"
        linuxConfiguration = {
          disablePasswordAuthentication = bool
          provisionVMAgent = bool
          ssh = {
            publicKeys = [
              {
                keyData = "string"
                path = "string"
              }
            ]
          }
        }
        requireGuestProvisionSignal = bool
        secrets = [
          {
            sourceVault = {
              id = "string"
            }
            vaultCertificates = [
              {
                certificateStore = "string"
                certificateUrl = "string"
              }
            ]
          }
        ]
        windowsConfiguration = {
          additionalUnattendContent = [
            {
              componentName = "Microsoft-Windows-Shell-Setup"
              content = "string"
              passName = "OobeSystem"
              settingName = "string"
            }
          ]
          enableAutomaticUpdates = bool
          provisionVMAgent = bool
          timeZone = "string"
          winRM = {
            listeners = [
              {
                certificateUrl = "string"
                protocol = "string"
              }
            ]
          }
        }
      }
      protectionPolicy = {
        protectFromScaleIn = bool
        protectFromScaleSetActions = bool
      }
      storageProfile = {
        dataDisks = [
          {
            caching = "string"
            createOption = "string"
            diskSizeGB = int
            image = {
              uri = "string"
            }
            lun = int
            managedDisk = {
              id = "string"
              storageAccountType = "string"
            }
            name = "string"
            toBeDetached = bool
            vhd = {
              uri = "string"
            }
            writeAcceleratorEnabled = bool
          }
        ]
        imageReference = {
          id = "string"
          offer = "string"
          publisher = "string"
          sku = "string"
          version = "string"
        }
        osDisk = {
          caching = "string"
          createOption = "string"
          diffDiskSettings = {
            option = "string"
          }
          diskSizeGB = int
          encryptionSettings = {
            diskEncryptionKey = {
              secretUrl = "string"
              sourceVault = {
                id = "string"
              }
            }
            enabled = bool
            keyEncryptionKey = {
              keyUrl = "string"
              sourceVault = {
                id = "string"
              }
            }
          }
          image = {
            uri = "string"
          }
          managedDisk = {
            id = "string"
            storageAccountType = "string"
          }
          name = "string"
          osType = "string"
          vhd = {
            uri = "string"
          }
          writeAcceleratorEnabled = bool
        }
      }
    }
  })
}

Property values

AdditionalCapabilities

Name Description Value
ultraSSDEnabled The flag that enables or disables a capability to have one or more managed data disks with UltraSSD_LRS storage account type on the VM or VMSS. Managed disks with storage account type UltraSSD_LRS can be added to a virtual machine or virtual machine scale set only if this property is enabled. bool

AdditionalUnattendContent

Name Description Value
componentName The component name. Currently, the only allowable value is Microsoft-Windows-Shell-Setup. 'Microsoft-Windows-Shell-Setup'
content Specifies the XML formatted content that is added to the unattend.xml file for the specified path and component. The XML must be less than 4KB and must include the root element for the setting or feature that is being inserted. string
passName The pass name. Currently, the only allowable value is OobeSystem. 'OobeSystem'
settingName Specifies the name of the setting to which the content applies. Possible values are: FirstLogonCommands and AutoLogon. 'AutoLogon'
'FirstLogonCommands'

ApiEntityReference

Name Description Value
id The ARM resource id in the form of /subscriptions/{SubscriptionId}/resourceGroups/{ResourceGroupName}/... string

BootDiagnostics

Name Description Value
enabled Whether boot diagnostics should be enabled on the Virtual Machine. bool
storageUri Uri of the storage account to use for placing the console output and screenshot. string

DataDisk

Name Description Value
caching Specifies the caching requirements.

Possible values are:

None

ReadOnly

ReadWrite

Default: None for Standard storage. ReadOnly for Premium storage
'None'
'ReadOnly'
'ReadWrite'
createOption Specifies how the virtual machine should be created.

Possible values are:

Attach \u2013 This value is used when you are using a specialized disk to create the virtual machine.

FromImage \u2013 This value is used when you are using an image to create the virtual machine. If you are using a platform image, you also use the imageReference element described above. If you are using a marketplace image, you also use the plan element previously described.
'Attach'
'Empty'
'FromImage' (required)
diskSizeGB Specifies the size of an empty data disk in gigabytes. This element can be used to overwrite the size of the disk in a virtual machine image.

This value cannot be larger than 1023 GB
int
image The source user image virtual hard disk. The virtual hard disk will be copied before being attached to the virtual machine. If SourceImage is provided, the destination virtual hard drive must not exist. VirtualHardDisk
lun Specifies the logical unit number of the data disk. This value is used to identify data disks within the VM and therefore must be unique for each data disk attached to a VM. int (required)
managedDisk The managed disk parameters. ManagedDiskParameters
name The disk name. string
toBeDetached Specifies whether the data disk is in process of detachment from the VirtualMachine/VirtualMachineScaleset bool
vhd The virtual hard disk. VirtualHardDisk
writeAcceleratorEnabled Specifies whether writeAccelerator should be enabled or disabled on the disk. bool

DiagnosticsProfile

Name Description Value
bootDiagnostics Boot Diagnostics is a debugging feature which allows you to view Console Output and Screenshot to diagnose VM status.

You can easily view the output of your console log.

Azure also enables you to see a screenshot of the VM from the hypervisor.
BootDiagnostics

DiffDiskSettings

Name Description Value
option Specifies the ephemeral disk settings for operating system disk. 'Local'

DiskEncryptionSettings

Name Description Value
diskEncryptionKey Specifies the location of the disk encryption key, which is a Key Vault Secret. KeyVaultSecretReference
enabled Specifies whether disk encryption should be enabled on the virtual machine. bool
keyEncryptionKey Specifies the location of the key encryption key in Key Vault. KeyVaultKeyReference

HardwareProfile

Name Description Value
vmSize Specifies the size of the virtual machine. For more information about virtual machine sizes, see Sizes for virtual machines.

The available VM sizes depend on region and availability set. For a list of available sizes use these APIs:

List all available virtual machine sizes in an availability set

List all available virtual machine sizes in a region

List all available virtual machine sizes for resizing
'Basic_A0'
'Basic_A1'
'Basic_A2'
'Basic_A3'
'Basic_A4'
'Standard_A0'
'Standard_A1'
'Standard_A10'
'Standard_A11'
'Standard_A1_v2'
'Standard_A2'
'Standard_A2m_v2'
'Standard_A2_v2'
'Standard_A3'
'Standard_A4'
'Standard_A4m_v2'
'Standard_A4_v2'
'Standard_A5'
'Standard_A6'
'Standard_A7'
'Standard_A8'
'Standard_A8m_v2'
'Standard_A8_v2'
'Standard_A9'
'Standard_B1ms'
'Standard_B1s'
'Standard_B2ms'
'Standard_B2s'
'Standard_B4ms'
'Standard_B8ms'
'Standard_D1'
'Standard_D11'
'Standard_D11_v2'
'Standard_D12'
'Standard_D12_v2'
'Standard_D13'
'Standard_D13_v2'
'Standard_D14'
'Standard_D14_v2'
'Standard_D15_v2'
'Standard_D16s_v3'
'Standard_D16_v3'
'Standard_D1_v2'
'Standard_D2'
'Standard_D2s_v3'
'Standard_D2_v2'
'Standard_D2_v3'
'Standard_D3'
'Standard_D32s_v3'
'Standard_D32_v3'
'Standard_D3_v2'
'Standard_D4'
'Standard_D4s_v3'
'Standard_D4_v2'
'Standard_D4_v3'
'Standard_D5_v2'
'Standard_D64s_v3'
'Standard_D64_v3'
'Standard_D8s_v3'
'Standard_D8_v3'
'Standard_DS1'
'Standard_DS11'
'Standard_DS11_v2'
'Standard_DS12'
'Standard_DS12_v2'
'Standard_DS13'
'Standard_DS13-2_v2'
'Standard_DS13-4_v2'
'Standard_DS13_v2'
'Standard_DS14'
'Standard_DS14-4_v2'
'Standard_DS14-8_v2'
'Standard_DS14_v2'
'Standard_DS15_v2'
'Standard_DS1_v2'
'Standard_DS2'
'Standard_DS2_v2'
'Standard_DS3'
'Standard_DS3_v2'
'Standard_DS4'
'Standard_DS4_v2'
'Standard_DS5_v2'
'Standard_E16s_v3'
'Standard_E16_v3'
'Standard_E2s_v3'
'Standard_E2_v3'
'Standard_E32-16_v3'
'Standard_E32-8s_v3'
'Standard_E32s_v3'
'Standard_E32_v3'
'Standard_E4s_v3'
'Standard_E4_v3'
'Standard_E64-16s_v3'
'Standard_E64-32s_v3'
'Standard_E64s_v3'
'Standard_E64_v3'
'Standard_E8s_v3'
'Standard_E8_v3'
'Standard_F1'
'Standard_F16'
'Standard_F16s'
'Standard_F16s_v2'
'Standard_F1s'
'Standard_F2'
'Standard_F2s'
'Standard_F2s_v2'
'Standard_F32s_v2'
'Standard_F4'
'Standard_F4s'
'Standard_F4s_v2'
'Standard_F64s_v2'
'Standard_F72s_v2'
'Standard_F8'
'Standard_F8s'
'Standard_F8s_v2'
'Standard_G1'
'Standard_G2'
'Standard_G3'
'Standard_G4'
'Standard_G5'
'Standard_GS1'
'Standard_GS2'
'Standard_GS3'
'Standard_GS4'
'Standard_GS4-4'
'Standard_GS4-8'
'Standard_GS5'
'Standard_GS5-16'
'Standard_GS5-8'
'Standard_H16'
'Standard_H16m'
'Standard_H16mr'
'Standard_H16r'
'Standard_H8'
'Standard_H8m'
'Standard_L16s'
'Standard_L32s'
'Standard_L4s'
'Standard_L8s'
'Standard_M128-32ms'
'Standard_M128-64ms'
'Standard_M128ms'
'Standard_M128s'
'Standard_M64-16ms'
'Standard_M64-32ms'
'Standard_M64ms'
'Standard_M64s'
'Standard_NC12'
'Standard_NC12s_v2'
'Standard_NC12s_v3'
'Standard_NC24'
'Standard_NC24r'
'Standard_NC24rs_v2'
'Standard_NC24rs_v3'
'Standard_NC24s_v2'
'Standard_NC24s_v3'
'Standard_NC6'
'Standard_NC6s_v2'
'Standard_NC6s_v3'
'Standard_ND12s'
'Standard_ND24rs'
'Standard_ND24s'
'Standard_ND6s'
'Standard_NV12'
'Standard_NV24'
'Standard_NV6'

ImageReference

Name Description Value
id Resource Id string
offer Specifies the offer of the platform image or marketplace image used to create the virtual machine. string
publisher The image publisher. string
sku The image SKU. string
version Specifies the version of the platform image or marketplace image used to create the virtual machine. The allowed formats are Major.Minor.Build or 'latest'. Major, Minor, and Build are decimal numbers. Specify 'latest' to use the latest version of an image available at deploy time. Even if you use 'latest', the VM image will not automatically update after deploy time even if a new version becomes available. string

KeyVaultKeyReference

Name Description Value
keyUrl The URL referencing a key encryption key in Key Vault. string (required)
sourceVault The relative URL of the Key Vault containing the key. SubResource (required)

KeyVaultSecretReference

Name Description Value
secretUrl The URL referencing a secret in a Key Vault. string (required)
sourceVault The relative URL of the Key Vault containing the secret. SubResource (required)

LinuxConfiguration

Name Description Value
disablePasswordAuthentication Specifies whether password authentication should be disabled. bool
provisionVMAgent Indicates whether virtual machine agent should be provisioned on the virtual machine.

When this property is not specified in the request body, default behavior is to set it to true. This will ensure that VM Agent is installed on the VM so that extensions can be added to the VM later.
bool
ssh Specifies the ssh key configuration for a Linux OS. SshConfiguration

ManagedDiskParameters

Name Description Value
id Resource Id string
storageAccountType Specifies the storage account type for the managed disk. NOTE: UltraSSD_LRS can only be used with data disks, it cannot be used with OS Disk. 'Premium_LRS'
'StandardSSD_LRS'
'Standard_LRS'
'UltraSSD_LRS'

Microsoft.Compute/virtualMachineScaleSets/virtualmachines

Name Description Value
location Resource location string (required)
name The resource name string (required)
parent_id The ID of the resource that is the parent for this resource. ID for resource of type: virtualMachineScaleSets
plan Specifies information about the marketplace image used to create the virtual machine. This element is only used for marketplace images. Before you can use a marketplace image from an API, you must enable the image for programmatic use. In the Azure portal, find the marketplace image that you want to use and then click Want to deploy programmatically, Get Started ->. Enter any required information and then click Save. Plan
properties Describes the properties of a virtual machine scale set virtual machine. VirtualMachineScaleSetVMProperties
tags Resource tags Dictionary of tag names and values.
type The resource type "Microsoft.Compute/virtualMachineScaleSets/virtualmachines@2019-03-01"

NetworkInterfaceReference

Name Description Value
id Resource Id string
properties Describes a network interface reference properties. NetworkInterfaceReferenceProperties

NetworkInterfaceReferenceProperties

Name Description Value
primary Specifies the primary network interface in case the virtual machine has more than 1 network interface. bool

NetworkProfile

Name Description Value
networkInterfaces Specifies the list of resource Ids for the network interfaces associated with the virtual machine. NetworkInterfaceReference[]

OSDisk

Name Description Value
caching Specifies the caching requirements.

Possible values are:

None

ReadOnly

ReadWrite

Default: None for Standard storage. ReadOnly for Premium storage
'None'
'ReadOnly'
'ReadWrite'
createOption Specifies how the virtual machine should be created.

Possible values are:

Attach \u2013 This value is used when you are using a specialized disk to create the virtual machine.

FromImage \u2013 This value is used when you are using an image to create the virtual machine. If you are using a platform image, you also use the imageReference element described above. If you are using a marketplace image, you also use the plan element previously described.
'Attach'
'Empty'
'FromImage' (required)
diffDiskSettings Specifies the ephemeral Disk Settings for the operating system disk used by the virtual machine. DiffDiskSettings
diskSizeGB Specifies the size of an empty data disk in gigabytes. This element can be used to overwrite the size of the disk in a virtual machine image.

This value cannot be larger than 1023 GB
int
encryptionSettings Specifies the encryption settings for the OS Disk.

Minimum api-version: 2015-06-15
DiskEncryptionSettings
image The source user image virtual hard disk. The virtual hard disk will be copied before being attached to the virtual machine. If SourceImage is provided, the destination virtual hard drive must not exist. VirtualHardDisk
managedDisk The managed disk parameters. ManagedDiskParameters
name The disk name. string
osType This property allows you to specify the type of the OS that is included in the disk if creating a VM from user-image or a specialized VHD.

Possible values are:

Windows

Linux
'Linux'
'Windows'
vhd The virtual hard disk. VirtualHardDisk
writeAcceleratorEnabled Specifies whether writeAccelerator should be enabled or disabled on the disk. bool

OSProfile

Name Description Value
adminPassword Specifies the password of the administrator account.

Minimum-length (Windows): 8 characters

Minimum-length (Linux): 6 characters

Max-length (Windows): 123 characters

Max-length (Linux): 72 characters

Complexity requirements: 3 out of 4 conditions below need to be fulfilled
Has lower characters
Has upper characters
Has a digit
Has a special character (Regex match [\W_])

Disallowed values: "abc@123", "P@$$w0rd", "P@ssw0rd", "P@ssword123", "Pa$$word", "pass@word1", "Password!", "Password1", "Password22", "iloveyou!"

For resetting the password, see How to reset the Remote Desktop service or its login password in a Windows VM

For resetting root password, see Manage users, SSH, and check or repair disks on Azure Linux VMs using the VMAccess Extension
string
adminUsername Specifies the name of the administrator account.

Windows-only restriction: Cannot end in "."

Disallowed values: "administrator", "admin", "user", "user1", "test", "user2", "test1", "user3", "admin1", "1", "123", "a", "actuser", "adm", "admin2", "aspnet", "backup", "console", "david", "guest", "john", "owner", "root", "server", "sql", "support", "support_388945a0", "sys", "test2", "test3", "user4", "user5".

Minimum-length (Linux): 1 character

Max-length (Linux): 64 characters

Max-length (Windows): 20 characters

<li> For root access to the Linux VM, see Using root privileges on Linux virtual machines in Azure
<li> For a list of built-in system users on Linux that should not be used in this field, see Selecting User Names for Linux on Azure
string
allowExtensionOperations Specifies whether extension operations should be allowed on the virtual machine.

This may only be set to False when no extensions are present on the virtual machine.
bool
computerName Specifies the host OS name of the virtual machine.

This name cannot be updated after the VM is created.

Max-length (Windows): 15 characters

Max-length (Linux): 64 characters.

For naming conventions and restrictions see Azure infrastructure services implementation guidelines.
string
customData Specifies a base-64 encoded string of custom data. The base-64 encoded string is decoded to a binary array that is saved as a file on the Virtual Machine. The maximum length of the binary array is 65535 bytes.

For using cloud-init for your VM, see Using cloud-init to customize a Linux VM during creation
string
linuxConfiguration Specifies the Linux operating system settings on the virtual machine.

For a list of supported Linux distributions, see Linux on Azure-Endorsed Distributions

For running non-endorsed distributions, see Information for Non-Endorsed Distributions.
LinuxConfiguration
requireGuestProvisionSignal Specifies whether the guest provision signal is required from the virtual machine. bool
secrets Specifies set of certificates that should be installed onto the virtual machine. VaultSecretGroup[]
windowsConfiguration Specifies Windows operating system settings on the virtual machine. WindowsConfiguration

Plan

Name Description Value
name The plan ID. string
product Specifies the product of the image from the marketplace. This is the same value as Offer under the imageReference element. string
promotionCode The promotion code. string
publisher The publisher ID. string

ResourceTags

Name Description Value

SshConfiguration

Name Description Value
publicKeys The list of SSH public keys used to authenticate with linux based VMs. SshPublicKey[]

SshPublicKey

Name Description Value
keyData SSH public key certificate used to authenticate with the VM through ssh. The key needs to be at least 2048-bit and in ssh-rsa format.

For creating ssh keys, see Create SSH keys on Linux and Mac for Linux VMs in Azure.
string
path Specifies the full path on the created VM where ssh public key is stored. If the file already exists, the specified key is appended to the file. Example: /home/user/.ssh/authorized_keys string

StorageProfile

Name Description Value
dataDisks Specifies the parameters that are used to add a data disk to a virtual machine.

For more information about disks, see About disks and VHDs for Azure virtual machines.
DataDisk[]
imageReference Specifies information about the image to use. You can specify information about platform images, marketplace images, or virtual machine images. This element is required when you want to use a platform image, marketplace image, or virtual machine image, but is not used in other creation operations. ImageReference
osDisk Specifies information about the operating system disk used by the virtual machine.

For more information about disks, see About disks and VHDs for Azure virtual machines.
OSDisk

SubResource

Name Description Value
id Resource Id string

VaultCertificate

Name Description Value
certificateStore For Windows VMs, specifies the certificate store on the Virtual Machine to which the certificate should be added. The specified certificate store is implicitly in the LocalMachine account.

For Linux VMs, the certificate file is placed under the /var/lib/waagent directory, with the file name <UppercaseThumbprint>.crt for the X509 certificate file and <UppercaseThumbprint>.prv for private key. Both of these files are .pem formatted.
string
certificateUrl This is the URL of a certificate that has been uploaded to Key Vault as a secret. For adding a secret to the Key Vault, see Add a key or secret to the key vault. In this case, your certificate needs to be It is the Base64 encoding of the following JSON Object which is encoded in UTF-8:

{
"data":"<Base64-encoded-certificate>",
"dataType":"pfx",
"password":"<pfx-file-password>"
}
string

VaultSecretGroup

Name Description Value
sourceVault The relative URL of the Key Vault containing all of the certificates in VaultCertificates. SubResource
vaultCertificates The list of key vault references in SourceVault which contain certificates. VaultCertificate[]

VirtualHardDisk

Name Description Value
uri Specifies the virtual hard disk's uri. string

VirtualMachineScaleSetIPConfiguration

Name Description Value
id Resource Id string
name The IP configuration name. string (required)
properties Describes a virtual machine scale set network profile's IP configuration properties. VirtualMachineScaleSetIPConfigurationProperties

VirtualMachineScaleSetIPConfigurationProperties

Name Description Value
applicationGatewayBackendAddressPools Specifies an array of references to backend address pools of application gateways. A scale set can reference backend address pools of multiple application gateways. Multiple scale sets cannot use the same application gateway. SubResource[]
applicationSecurityGroups Specifies an array of references to application security group. SubResource[]
loadBalancerBackendAddressPools Specifies an array of references to backend address pools of load balancers. A scale set can reference backend address pools of one public and one internal load balancer. Multiple scale sets cannot use the same load balancer. SubResource[]
loadBalancerInboundNatPools Specifies an array of references to inbound Nat pools of the load balancers. A scale set can reference inbound nat pools of one public and one internal load balancer. Multiple scale sets cannot use the same load balancer SubResource[]
primary Specifies the primary network interface in case the virtual machine has more than 1 network interface. bool
privateIPAddressVersion Available from Api-Version 2017-03-30 onwards, it represents whether the specific ipconfiguration is IPv4 or IPv6. Default is taken as IPv4. Possible values are: 'IPv4' and 'IPv6'. 'IPv4'
'IPv6'
publicIPAddressConfiguration The publicIPAddressConfiguration. VirtualMachineScaleSetPublicIPAddressConfiguration
subnet Specifies the identifier of the subnet. ApiEntityReference

VirtualMachineScaleSetIpTag

Name Description Value
ipTagType IP tag type. Example: FirstPartyUsage. string
tag IP tag associated with the public IP. Example: SQL, Storage etc. string

VirtualMachineScaleSetNetworkConfiguration

Name Description Value
id Resource Id string
name The network configuration name. string (required)
properties Describes a virtual machine scale set network profile's IP configuration. VirtualMachineScaleSetNetworkConfigurationProperties

VirtualMachineScaleSetNetworkConfigurationDnsSettings

Name Description Value
dnsServers List of DNS servers IP addresses string[]

VirtualMachineScaleSetNetworkConfigurationProperties

Name Description Value
dnsSettings The dns settings to be applied on the network interfaces. VirtualMachineScaleSetNetworkConfigurationDnsSettings
enableAcceleratedNetworking Specifies whether the network interface is accelerated networking-enabled. bool
enableIPForwarding Whether IP forwarding enabled on this NIC. bool
ipConfigurations Specifies the IP configurations of the network interface. VirtualMachineScaleSetIPConfiguration[] (required)
networkSecurityGroup The network security group. SubResource
primary Specifies the primary network interface in case the virtual machine has more than 1 network interface. bool

VirtualMachineScaleSetPublicIPAddressConfiguration

Name Description Value
name The publicIP address configuration name. string (required)
properties Describes a virtual machines scale set IP Configuration's PublicIPAddress configuration VirtualMachineScaleSetPublicIPAddressConfigurationProperties

VirtualMachineScaleSetPublicIPAddressConfigurationDnsSettings

Name Description Value
domainNameLabel The Domain name label.The concatenation of the domain name label and vm index will be the domain name labels of the PublicIPAddress resources that will be created string (required)

VirtualMachineScaleSetPublicIPAddressConfigurationProperties

Name Description Value
dnsSettings The dns settings to be applied on the publicIP addresses . VirtualMachineScaleSetPublicIPAddressConfigurationDnsSettings
idleTimeoutInMinutes The idle timeout of the public IP address. int
ipTags The list of IP tags associated with the public IP address. VirtualMachineScaleSetIpTag[]
publicIPPrefix The PublicIPPrefix from which to allocate publicIP addresses. SubResource

VirtualMachineScaleSetVMNetworkProfileConfiguration

Name Description Value
networkInterfaceConfigurations The list of network configurations. VirtualMachineScaleSetNetworkConfiguration[]

VirtualMachineScaleSetVMProperties

Name Description Value
additionalCapabilities Specifies additional capabilities enabled or disabled on the virtual machine in the scale set. For instance: whether the virtual machine has the capability to support attaching managed data disks with UltraSSD_LRS storage account type. AdditionalCapabilities
availabilitySet Specifies information about the availability set that the virtual machine should be assigned to. Virtual machines specified in the same availability set are allocated to different nodes to maximize availability. For more information about availability sets, see Manage the availability of virtual machines.

For more information on Azure planned maintenance, see Planned maintenance for virtual machines in Azure

Currently, a VM can only be added to availability set at creation time. An existing VM cannot be added to an availability set.
SubResource
diagnosticsProfile Specifies the boot diagnostic settings state.

Minimum api-version: 2015-06-15.
DiagnosticsProfile
hardwareProfile Specifies the hardware settings for the virtual machine. HardwareProfile
licenseType Specifies that the image or disk that is being used was licensed on-premises. This element is only used for images that contain the Windows Server operating system.

Possible values are:

Windows_Client

Windows_Server

If this element is included in a request for an update, the value must match the initial value. This value cannot be updated.

For more information, see Azure Hybrid Use Benefit for Windows Server

Minimum api-version: 2015-06-15
string
networkProfile Specifies the network interfaces of the virtual machine. NetworkProfile
networkProfileConfiguration Specifies the network profile configuration of the virtual machine. VirtualMachineScaleSetVMNetworkProfileConfiguration
osProfile Specifies the operating system settings for the virtual machine. OSProfile
protectionPolicy Specifies the protection policy of the virtual machine. VirtualMachineScaleSetVMProtectionPolicy
storageProfile Specifies the storage settings for the virtual machine disks. StorageProfile

VirtualMachineScaleSetVMProtectionPolicy

Name Description Value
protectFromScaleIn Indicates that the virtual machine scale set VM shouldn't be considered for deletion during a scale-in operation. bool
protectFromScaleSetActions Indicates that model updates or actions (including scale-in) initiated on the virtual machine scale set should not be applied to the virtual machine scale set VM. bool

WindowsConfiguration

Name Description Value
additionalUnattendContent Specifies additional base-64 encoded XML formatted information that can be included in the Unattend.xml file, which is used by Windows Setup. AdditionalUnattendContent[]
enableAutomaticUpdates Indicates whether Automatic Updates is enabled for the Windows virtual machine. Default value is true.

For virtual machine scale sets, this property can be updated and updates will take effect on OS reprovisioning.
bool
provisionVMAgent Indicates whether virtual machine agent should be provisioned on the virtual machine.

When this property is not specified in the request body, default behavior is to set it to true. This will ensure that VM Agent is installed on the VM so that extensions can be added to the VM later.
bool
timeZone Specifies the time zone of the virtual machine. e.g. "Pacific Standard Time" string
winRM Specifies the Windows Remote Management listeners. This enables remote Windows PowerShell. WinRMConfiguration

WinRMConfiguration

Name Description Value
listeners The list of Windows Remote Management listeners WinRMListener[]

WinRMListener

Name Description Value
certificateUrl This is the URL of a certificate that has been uploaded to Key Vault as a secret. For adding a secret to the Key Vault, see Add a key or secret to the key vault. In this case, your certificate needs to be It is the Base64 encoding of the following JSON Object which is encoded in UTF-8:

{
"data":"<Base64-encoded-certificate>",
"dataType":"pfx",
"password":"<pfx-file-password>"
}
string
protocol Specifies the protocol of listener.

Possible values are:
http

https
'Http'
'Https'