- NAME
-
- gcloud preview compute reservations sub-blocks set-iam-policy - set the IAM policy binding for a Compute Engine reservation sub-block
- SYNOPSIS
-
-
gcloud preview compute reservations sub-blocks set-iam-policyRESERVATIONPOLICY_FILE--block-name=BLOCK_NAME--sub-block-name=SUB_BLOCK_NAME[--zone=ZONE] [GCLOUD_WIDE_FLAG …]
-
- DESCRIPTION
-
(PREVIEW)Sets the IAM policy for the given reservation sub-block as defined in a JSON or YAML file. - EXAMPLES
-
To set the IAM policy on a reservation sub-block in reservation
my-reservationin zoneus-central1-awith block namemy-blockand sub-block namemy-sub-blockusing a policy filepolicy.json, run:gcloud preview compute reservations sub-blocks set-iam-policy my-reservation policy.json --zone=us-central1-a --block-name=my-block --sub-block-name=my-sub-block - POSITIONAL ARGUMENTS
-
RESERVATION- Name of the reservation to set-iam-policy.
POLICY_FILE-
Path to a local JSON or YAML formatted file containing a valid policy.
The output of the
get-iam-policycommand is a valid file, as is any JSON or YAML file conforming to the structure of a Policy.
- REQUIRED FLAGS
-
--block-name=BLOCK_NAME- The name of the reservation block.
--sub-block-name=SUB_BLOCK_NAME- The name of the reservation sub block.
- OPTIONAL FLAGS
-
--zone=ZONE-
Zone of the reservation to set-iam-policy. If not specified and the
property isn't set, you might be prompted to select a zone (interactive mode only).compute/zoneTo avoid prompting when this flag is omitted, you can set the
property:compute/zonegcloud config set compute/zone ZONEA list of zones can be fetched by running:
gcloud compute zones listTo unset the property, run:
gcloud config unset compute/zoneAlternatively, the zone can be stored in the environment variable
.CLOUDSDK_COMPUTE_ZONE
- 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 helpfor details. - NOTES
-
This command is currently in DEVELOPER PREVIEW and may change without notice. If
this command fails with API permission errors despite specifying the correct
project, you might be trying to access an API with an invitation-only early
access allowlist. These variants are also available:
gcloud compute reservations sub-blocks set-iam-policygcloud beta compute reservations sub-blocks set-iam-policy
gcloud preview compute reservations sub-blocks set-iam-policy
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Last updated 2026-06-30 UTC.