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hosted_artifact_operations.py
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hosted_artifact_operations.py
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#
# Copyright (c) 2022, Neptune Labs Sp. z o.o.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
from typing import Dict, List, Optional, Tuple, Type
from bravado.exception import HTTPNotFound
from neptune.new.exceptions import (
ArtifactNotFoundException,
ArtifactUploadingError,
NeptuneEmptyLocationException,
)
from neptune.new.internal.artifacts.file_hasher import FileHasher
from neptune.new.internal.artifacts.types import (
ArtifactDriver,
ArtifactDriversMap,
ArtifactFileData,
)
from neptune.new.internal.backends.api_model import ArtifactModel
from neptune.new.internal.backends.swagger_client_wrapper import SwaggerClientWrapper
from neptune.new.internal.backends.utils import with_api_exceptions_handler
from neptune.new.internal.operation import AssignArtifact, Operation
def _compute_artifact_size(artifact_file_list: List[ArtifactFileData]):
artifact_size = 0
for artifact_file in artifact_file_list:
if artifact_file.size is None:
# whole artifact's size is undefined in this case
return None
artifact_size += artifact_file.size
return artifact_size
def track_to_new_artifact(
swagger_client: SwaggerClientWrapper,
project_id: str,
path: List[str],
parent_identifier: str,
entries: List[Tuple[str, Optional[str]]],
default_request_params: Dict,
) -> Optional[Operation]:
files: List[ArtifactFileData] = _extract_file_list(path, entries)
if not files:
raise ArtifactUploadingError("Uploading an empty Artifact")
artifact_hash = _compute_artifact_hash(files)
artifact = create_new_artifact(
swagger_client=swagger_client,
project_id=project_id,
artifact_hash=artifact_hash,
parent_identifier=parent_identifier,
size=_compute_artifact_size(files),
default_request_params=default_request_params,
)
if not artifact.received_metadata:
upload_artifact_files_metadata(
swagger_client=swagger_client,
project_id=project_id,
artifact_hash=artifact_hash,
files=files,
default_request_params=default_request_params,
)
return AssignArtifact(path=path, hash=artifact_hash)
def track_to_existing_artifact(
swagger_client: SwaggerClientWrapper,
project_id: str,
path: List[str],
artifact_hash: str,
parent_identifier: str,
entries: List[Tuple[str, Optional[str]]],
default_request_params: Dict,
) -> Optional[Operation]:
files: List[ArtifactFileData] = _extract_file_list(path, entries)
if not files:
raise ArtifactUploadingError("Uploading an empty Artifact")
artifact = create_artifact_version(
swagger_client=swagger_client,
project_id=project_id,
artifact_hash=artifact_hash,
parent_identifier=parent_identifier,
files=files,
default_request_params=default_request_params,
)
return AssignArtifact(path=path, hash=artifact.hash)
def _compute_artifact_hash(files: List[ArtifactFileData]) -> str:
return FileHasher.get_artifact_hash(files)
def _extract_file_list(
path: List[str], entries: List[Tuple[str, Optional[str]]]
) -> List[ArtifactFileData]:
files: List[ArtifactFileData] = list()
for entry_path, entry_destination in entries:
driver: Type[ArtifactDriver] = ArtifactDriversMap.match_path(entry_path)
artifact_files = driver.get_tracked_files(path=entry_path, destination=entry_destination)
if len(artifact_files) == 0:
raise NeptuneEmptyLocationException(location=entry_path, namespace="/".join(path))
files.extend(artifact_files)
return files
@with_api_exceptions_handler
def create_new_artifact(
swagger_client: SwaggerClientWrapper,
project_id: str,
artifact_hash: str,
parent_identifier: str,
size: int,
default_request_params: Dict,
) -> ArtifactModel:
params = {
"projectIdentifier": project_id,
"hash": artifact_hash,
"size": size,
"parentIdentifier": parent_identifier,
**default_request_params,
}
try:
result = swagger_client.api.createNewArtifact(**params).response().result
return ArtifactModel(
hash=result.artifactHash,
received_metadata=result.receivedMetadata,
size=result.size,
)
except HTTPNotFound:
raise ArtifactNotFoundException(artifact_hash)
@with_api_exceptions_handler
def upload_artifact_files_metadata(
swagger_client: SwaggerClientWrapper,
project_id: str,
artifact_hash: str,
files: List[ArtifactFileData],
default_request_params: Dict,
) -> ArtifactModel:
params = {
"projectIdentifier": project_id,
"hash": artifact_hash,
"artifactFilesDTO": {"files": [ArtifactFileData.to_dto(a) for a in files]},
**default_request_params,
}
try:
result = swagger_client.api.uploadArtifactFilesMetadata(**params).response().result
return ArtifactModel(
hash=result.artifactHash,
size=result.size,
received_metadata=result.receivedMetadata,
)
except HTTPNotFound:
raise ArtifactNotFoundException(artifact_hash)
@with_api_exceptions_handler
def create_artifact_version(
swagger_client: SwaggerClientWrapper,
project_id: str,
artifact_hash: str,
parent_identifier: str,
files: List[ArtifactFileData],
default_request_params: Dict,
) -> ArtifactModel:
params = {
"projectIdentifier": project_id,
"hash": artifact_hash,
"parentIdentifier": parent_identifier,
"artifactFilesDTO": {"files": [ArtifactFileData.to_dto(a) for a in files]},
**default_request_params,
}
try:
result = swagger_client.api.createArtifactVersion(**params).response().result
return ArtifactModel(
hash=result.artifactHash,
size=result.size,
received_metadata=result.receivedMetadata,
)
except HTTPNotFound:
raise ArtifactNotFoundException(artifact_hash)