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gcloud compute snapshots set-iam-policy

NAME
gcloud compute snapshots set-iam-policy - set the IAM policy for a Compute Engine snapshot
SYNOPSIS
gcloud compute snapshots set-iam-policy SNAPSHOT_NAME POLICY_FILE [GCLOUD_WIDE_FLAG …]
DESCRIPTION
Sets the IAM policy for the given snapshot as defined in a JSON or YAML file.
EXAMPLES
The following command will read am IAM policy defined in a JSON file 'policy.json' and set it for the snapshot my-snapshot: 
gcloud compute snapshots set-iam-policy my-snapshot policy.json
 See https://cloud.google.com/iam/docs/managing-policies for details of the policy file format and contents.
POSITIONAL ARGUMENTS
Snapshot resource - The snapshot 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:

This must be specified.
SNAPSHOT_NAME
ID of the snapshot or fully qualified identifier for the snapshot. To set the snapshot_name attribute:
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 snapshots set-iam-policy
 
gcloud beta compute snapshots set-iam-policy
 
gcloud preview compute snapshots set-iam-policy