gcloud compute machine-images set-iam-policy

NAME

gcloud compute machine-images set-iam-policy - set the IAM policy for a Compute Engine machine image

SYNOPSIS

gcloud compute machine-images set-iam-policy MACHINE_IMAGE POLICY_FILE [GCLOUD_WIDE_FLAG …]

DESCRIPTION

Sets the IAM policy for the given machine image as defined in a JSON or YAML file.

EXAMPLES

The following command reads an IAM policy defined in a policy.json file

and sets the policy for the machine image `my-image`:

gcloud compute machine-images set-iam-policy my-image policy.json

See https://cloud.google.com/iam/docs/managing-policies for details of the policy file format and contents.

POSITIONAL ARGUMENTS

Machine image resource - The machine image to set the IAM policy for. This represents a Cloud resource. (NOTE) Some attributes are not given arguments in this group but can be set in other ways.

To set the project attribute:

provide the argument machine_image on the command line with a fully specified name;
provide the argument --project on the command line;
set the property core/project.

This must be specified.

MACHINE_IMAGE

ID of the machine image or fully qualified identifier for the machine image. To set the machine_image attribute:

provide the argument machine_image on the command line.

POLICY_FILE

Path to a local JSON or YAML formatted file containing a valid policy. The output of the get-iam-policy command is a valid file, as is any JSON or YAML file conforming to the structure of a Policy.

GCLOUD WIDE FLAGS

These flags are available to all commands: --access-token-file, --account, --billing-project, --configuration, --flags-file, --flatten, --format, --help, --impersonate-service-account, --log-http, --project, --quiet, --trace-token, --user-output-enabled, --verbosity.

Run $ gcloud help for details.

API REFERENCE

This command uses the compute/v1 API. The full documentation for this API can be found at: https://cloud.google.com/compute/

NOTES

These variants are also available:

gcloud alpha compute machine-images set-iam-policy

gcloud beta compute machine-images set-iam-policy

gcloud preview compute machine-images set-iam-policy

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Last updated 2026-05-27 UTC.