import hashlib
from collections import OrderedDict
from typing import Any, Dict, List
from moto.core.base_backend import BackendDict, BaseBackend
from moto.core.common_models import BaseModel
from .exceptions import ClientError
class Object(BaseModel):
def __init__(
self, path: str, body: str, etag: str, storage_class: str = "TEMPORAL"
):
self.path = path
self.body = body
self.content_sha256 = hashlib.sha256(body.encode("utf-8")).hexdigest()
self.etag = etag
self.storage_class = storage_class
def to_dict(self) -> Dict[str, Any]:
return {
"ETag": self.etag,
"Name": self.path,
"Type": "FILE",
"ContentLength": 123,
"StorageClass": self.storage_class,
"Path": self.path,
"ContentSHA256": self.content_sha256,
}
class MediaStoreDataBackend(BaseBackend):
def __init__(self, region_name: str, account_id: str):
super().__init__(region_name, account_id)
self._objects: Dict[str, Object] = OrderedDict()
def put_object(
self, body: str, path: str, storage_class: str = "TEMPORAL"
) -> Object:
"""
The following parameters are not yet implemented: ContentType, CacheControl, UploadAvailability
"""
new_object = Object(
path=path, body=body, etag="etag", storage_class=storage_class
)
self._objects[path] = new_object
return new_object
def delete_object(self, path: str) -> None:
if path not in self._objects:
raise ClientError(
"ObjectNotFoundException", f"Object with id={path} not found"
)
del self._objects[path]
def get_object(self, path: str) -> Object:
"""
The Range-parameter is not yet supported.
"""
objects_found = [item for item in self._objects.values() if item.path == path]
if len(objects_found) == 0:
raise ClientError(
"ObjectNotFoundException", f"Object with id={path} not found"
)
return objects_found[0]
def list_items(self) -> List[Dict[str, Any]]:
"""
The Path- and MaxResults-parameters are not yet supported.
"""
return [c.to_dict() for c in self._objects.values()]
mediastoredata_backends = BackendDict(MediaStoreDataBackend, "mediastore-data")