gcp.storage.bucket.describe

Describe a Cloud Storage bucket (existence, location, access posture).

Overview

Property	Value
Workflow type	Linear
Library	Base-gcp
Version	1.0

Input Schema

Field	Type	Required	Default	Description
connection_uuid	uuid	Yes	—	GCP CloudConnection UUID.
project_id	string	No	—	Project override; defaults to the connection's project.
bucket	string	Yes	—	Cloud Storage bucket name.

Output Schema

Field	Type	Required	Default	Description
connection_uuid	uuid	No	—	Echoed connection UUID.
project_id	string	No	—	Effective project id.
bucket	string	No	—	Bucket name.
exists	boolean	No	—	True when the bucket exists (404 returns False, not a failure).
location	string	No	—	Bucket location.
location_type	string	No	—	Bucket location type.
storage_class	string	No	—	Default storage class.
uniform_bucket_level_access	boolean	No	—	UBLA enabled flag.
public_access_prevention	string	No	—	Public access prevention setting.
versioning_enabled	boolean	No	—	Object versioning enabled flag.
self_link	string	No	—	Bucket selfLink.
bucket_resource	json	No	—	Sanitized bucket resource.
failure_reason	string	No	—	Human-readable failure reason.
failed_step	string	No	—	Failed logical step.
failed_layer	json	No	—	Engine failed layer envelope.
failed_at_state	string	No	—	State where failure occurred.
error	string	No	—	Error message.
error_type	string	No	—	Error class.

States

State	Initial	Terminal	Success	Auto-advance	Description
pending	Yes	No	—	execute	—
describing	No	No	—	complete	—
completed	No	Yes	Yes	—	—
failed	No	Yes	No	—	—

State Diagram

Transitions

From	Action	To	Description
pending	execute	describing	—
describing	complete	completed	—
* (any state)	fail	failed	—

API Usage

POST /api/workflows/start
Content-Type: application/json

{
  "workflow_type": "gcp.storage.bucket.describe",
  "initial_data": {
    "connection_uuid": "value",
    "bucket": "value"
  }
}