mgc.object_storage.get_object

Fetch object metadata (and optionally a bounded body) from Magalu Object Storage.

Overview

Property	Value
Workflow type	Atomic
Library	Base-mgc
Version	1.0

Input Schema

Field	Type	Required	Default	Description
connection_uuid	uuid	Yes	—	CloudConnection UUID (object-storage key pair) for the target Magalu account.
workflow_run_id	string	No	—	Engine DAG run ID stamped onto child steps.
bucket_name	string	Yes	—	Source bucket.
object_key	string	Yes	—	Object key to fetch.
include_body	boolean	No	—	When true, include a bounded utf-8 body in the output.

Output Schema

Field	Type	Required	Default	Description
connection_uuid	uuid	No	—	CloudConnection UUID echoed from input.
bucket_name	string	No	—	Bucket name.
object_key	string	No	—	Object key.
size	integer	No	—	Object size in bytes.
content_type	string	No	—	Object MIME type.
last_modified	string	No	—	Last-modified timestamp.
etag	string	No	—	Object ETag.
body	string	No	—	Bounded utf-8 body (only when include_body=true).
body_base64	string	No	—	Base64 body when content is not utf-8 decodable.
failure_reason	string	No	—	Human-readable failure reason.
failed_step	string	No	—	Failed logical step.
failed_layer	string	No	—	DAG layer where failure occurred.
failed_at_state	string	No	—	State where failure occurred.
error	string	No	—	Error message.
error_type	string	No	—	Error class.
failed_at	string	No	—	ISO failure timestamp.

States

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

State Diagram

Transitions

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

API Usage

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

{
  "workflow_type": "mgc.object_storage.get_object",
  "initial_data": {
    "connection_uuid": "value",
    "bucket_name": "value",
    "object_key": "value"
  }
}