Before you deploy a VM, you can set guest variables to pass user data to your VM. This functionality uses cloud-init and requires appropriate templates. In private cloud, the templates must have the guest setup flag set to cloud init. The administrator can add default variables for the VM template. | Tip |
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This functionality is available through the API. The platform stores variables in the VirtualMachine variables attribute, which is a dictionary of keys and values. See “Update a virtual machine” in VirtualMachinesResource |
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You can modify VM variables before you deploy the VM |
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Check your cloud providers' documentation for their recommendations about confidential information in variables |
To add VM variables: Go to Virtual datacenters and edit a VM that is not deployed Go to Variables Enter a Key and Value The length of these can be up to 255 characters each
Click Add  Add more variables as required To delete a variable click the trash can symbol beside the Key. To edit the Value of a variable, click the pencil edit button beside the Value To apply changes to variables, and other changes to the VM, click Save
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