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Invoke-VMScript

Sun Jan 19, 2020 6:57 pm

NAME Invoke-VMScript



SYNOPSIS

This cmdlet runs a script in the guest OS of each of the specified virtual machines.





SYNTAX

Invoke-VMScript [-ScriptText] <String> [-VM] <VirtualMachine[]> [-GuestCredential <PSCredential>] [-GuestPassword

<SecureString>] [-GuestUser <String>] [-HostCredential <PSCredential>] [-HostPassword <SecureString>] [-HostUser

<String>] [-RunAsync] [-ScriptType <ScriptType>] [-Server <VIServer[]>] [-ToolsWaitSecs <Int32>] [-Confirm]

[-WhatIf] [<CommonParameters>]





DESCRIPTION

This cmdlet runs a script in the guest OS of each of the specified virtual machines. To run Invoke-VMScript, the

user must have read access to the folder containing the virtual machine and a Virtual Machine.Interaction.Console

Interaction privilege. The virtual machines must be powered on and have VMware Tools installed. Network

connectivity to the ESX system hosting the virtual machine on port 902 must be present. To authenticate with the

host or the guest OS, one of the HostUser/HostPassword (GuestUser/GuestPassword) pair and HostCredential

(GuestCredential) parameters must be provided. The guest account you use to authenticate with the guest operating

system must have administrator's privileges. For a list of supported operating systems, see the PowerCLI User's

Guide.



To run this cmdlet against vCenter Server/ESX/ESXi versions earlier than 5.0, you need to meet the following

requirements: *You must run the cmdlet on the 32-bit version of Windows PowerShell. *You must have access to the

ESX that hosts the virtual machine over TCP port 902. *For vCenter Server/ESX/ESXi versions earlier than 4.1, you

need VirtualMachine.Interact.ConsoleInteract privilege. For vCenter Server/ESX/ESXi 4.1 and later, you need

VirtualMachine.Interact.GuestControl privilege.



To run this cmdlet against vCenter Server/ESXi 5.0 and later, you need VirtualMachine.GuestOperations.Modify and

VirtualMachine.GuestOperations.Execute privileges.





PARAMETERS

-GuestCredential <PSCredential>

Specifies a PSCredential object containing the credentials you want to use for authenticating with the virtual

machine guest OS.



Required? false

Position? named

Default value None

Accept pipeline input? False

Accept wildcard characters? false



-GuestPassword <SecureString>

Specifies the password you want to use for authenticating with the virtual machine guest OS.



Required? false

Position? named

Default value None

Accept pipeline input? False

Accept wildcard characters? false



-GuestUser <String>

Specifies the user name you want to use for authenticating with the virtual machine guest OS.



Required? false

Position? named

Default value None

Accept pipeline input? False

Accept wildcard characters? false



-HostCredential <PSCredential>

Specifies a PSCredential object containing the credentials you want to use for authenticating with the host.

You need to specify host credentials only if the version of the vCenter Server or ESX you are authenticating

with is earlier than 4.0, or the VIX version you have installed is earlier than 1.10.



Required? false

Position? named

Default value None

Accept pipeline input? False

Accept wildcard characters? false



-HostPassword <SecureString>

Specifies the password you want to use for authenticating with the host. You need to specify host credentials

only if the version of the vCenter Server or ESX you are authenticating with is earlier than 4.0, or the VIX

version you have installed is earlier than 1.10.



Required? false

Position? named

Default value None

Accept pipeline input? False

Accept wildcard characters? false



-HostUser <String>

Specifies the user name you want to use for authenticating with the host. You need to specify host credentials

only if the version of the vCenter Server or ESX you are authenticating with is earlier than 4.0, or the VIX

version you have installed is earlier than 1.10.



Required? false

Position? named

Default value None

Accept pipeline input? False

Accept wildcard characters? false



-RunAsync [<SwitchParameter>]

Indicates that the command returns immediately without waiting for the task to complete. In this mode, the

output of the cmdlet is a Task object. For more information about the RunAsync parameter run "help

About_RunAsync" in the VMware PowerCLI console.



Required? false

Position? named

Default value False

Accept pipeline input? False

Accept wildcard characters? false



-ScriptText <String>

Provides the text of the script you want to run. You can also pass to this parameter a string variable

containing the path to the script.



Required? true

Position? 1

Default value None

Accept pipeline input? False

Accept wildcard characters? false



-ScriptType <ScriptType>

Specifies the type of the script. The valid values are PowerShell, Bat, and Bash. If the virtual machine OS is

Windows, the default value is PowerShell. If the virtual machine OS is Linux, the default value is Bash.



Required? false

Position? named

Default value None

Accept pipeline input? False

Accept wildcard characters? false



-Server <VIServer[]>

Specifies the vCenter Server systems on which you want to run the cmdlet. If no value is passed to this

parameter, the command runs on the default servers. For more information about default servers, see the

description of Connect-VIServer.



Required? false

Position? named

Default value None

Accept pipeline input? False

Accept wildcard characters? true



-ToolsWaitSecs <Int32>

Specifies how long in seconds the system waits for connecting to the VMware Tools. The default value is 20.



Required? false

Position? named

Default value 20

Accept pipeline input? False

Accept wildcard characters? false



-VM <VirtualMachine[]>

Specifies the virtual machines on whose guest operating systems you want to run the script.



Required? true

Position? 2

Default value None

Accept pipeline input? True (ByValue)

Accept wildcard characters? true



-Confirm [<SwitchParameter>]

If the value is $true, indicates that the cmdlet asks for confirmation before running. If the value is $false,

the cmdlet runs without asking for user confirmation.



Required? false

Position? named

Default value $true

Accept pipeline input? False

Accept wildcard characters? false



-WhatIf [<SwitchParameter>]

Indicates that the cmdlet is run only to display the changes that would be made and actually no objects are

modified.



Required? false

Position? named

Default value False

Accept pipeline input? False

Accept wildcard characters? false



<CommonParameters>

This cmdlet supports the common parameters: Verbose, Debug,

ErrorAction, ErrorVariable, WarningAction, WarningVariable,

OutBuffer, PipelineVariable, and OutVariable. For more information, see

about_CommonParameters (https:/go.microsoft.com/fwlink/?LinkID=113216).



INPUTS



OUTPUTS

One or more VMScriptResult objectsVMScriptResult







NOTES





To make PowerShell scripts work, you must restart the virtual machine after the PowerShell installation. For

BIN and BASH scripts, restart is not needed.



-------------------------- Example 1 --------------------------



Invoke-VMScript -VM VM -ScriptText "dir" -GuestUser administrator -GuestPassword pass2



Lists the directory entries on the guest OS.

-------------------------- Example 2 --------------------------



$script = '&"$env:ProgramFiles\\Common Files\\Microsoft Shared\\MSInfo\\msinfo32.exe" /report "$env:Tmp\\inforeport"'



Invoke-VMScript -ScriptText $script -VM VM -GuestCredential $guestCredential



Runs a PowerShell script. In PowerShell, to access environment variables, you must use the following syntax:

$env:<environment variable> (for example, $env:ProgramFiles). Also, to run the program, you must specify an

ampersand (&) in front of the program path. The outer quotes ($script = '...') are required because this is how

you define a string variable in PowerShell. The inner double quotes are required because there are spaces in the

path.

-------------------------- Example 3 --------------------------



$script = '"%programfiles%\\Common Files\\Microsoft Shared\\MSInfo\\msinfo32.exe" /report "%tmp%\\inforeport"'



Invoke-VMScript -ScriptText $script -VM VM -GuestCredential $guestCredential -ScriptType Bat



Runs a BAT script. In BAT scripts, to access environment variables, you must use the following syntax:

%<environment variable>% (for example, %programfiles%).



The outer quotes ($script = '...') are required because this is how you define a string variable in PowerShell.

The inner double quotes are required because there are spaces in the path.



RELATED LINKS

Online Version: https://code.vmware.com/doc/preview?id= ... cript.html