def _create_file_stage_to_artifact(local_path, staged_name):
return beam_runner_api_pb2.ArtifactInformation(
type_urn=common_urns.artifact_types.FILE.urn,
type_payload=beam_runner_api_pb2.ArtifactFilePayload(
path=local_path).SerializeToString(),
role_urn=common_urns.artifact_roles.STAGING_TO.urn,
role_payload=beam_runner_api_pb2.ArtifactStagingToRolePayload(
staged_name=staged_name).SerializeToString())
def _generate_artifacts_manifests_json_file(file_names, temp_dir):
infos = []
for name in file_names:
info = beam_runner_api_pb2.ArtifactInformation(
type_urn=common_urns.StandardArtifacts.Types.FILE.urn,
type_payload=beam_runner_api_pb2.ArtifactFilePayload(
path=name).SerializeToString(),
)
infos.append(json.dumps(MessageToJson(info)))
with open(os.path.join(temp_dir, ARTIFACTS_MANIFEST_FILE), 'w') as file:
file.write('[\n' + ',\n'.join(infos) + '\n]')
def python_sdk_dependencies(options, tmp_dir=None):
if tmp_dir is None:
tmp_dir = tempfile.mkdtemp()
return tuple(
beam_runner_api_pb2.ArtifactInformation(
type_urn=common_urns.artifact_types.FILE.urn,
type_payload=beam_runner_api_pb2.ArtifactFilePayload(
path=local_path).SerializeToString(),
role_urn=common_urns.artifact_roles.STAGING_TO.urn,
role_payload=beam_runner_api_pb2.ArtifactStagingToRolePayload(
staged_name=staged_name).SerializeToString()) for local_path,
staged_name in stager.Stager.create_job_resources(options, tmp_dir))
def store_artifact(artifact, service, dest_dir):
hasher = hashlib.sha256()
with tempfile.NamedTemporaryFile(dir=dest_dir, delete=False) as fout:
for block in service.GetArtifact(
beam_artifact_api_pb2.GetArtifactRequest(artifact=artifact)):
hasher.update(block.data)
fout.write(block.data)
return beam_runner_api_pb2.ArtifactInformation(
type_urn=common_urns.artifact_types.FILE.urn,
type_payload=beam_runner_api_pb2.ArtifactFilePayload(
path=fout.name, sha256=hasher.hexdigest()).SerializeToString(),
role_urn=artifact.role_urn,
role_payload=artifact.role_payload)
def extract_staging_tuple_iter(
artifacts: List[beam_runner_api_pb2.ArtifactInformation]):
for artifact in artifacts:
if artifact.type_urn == common_urns.artifact_types.FILE.urn:
file_payload = beam_runner_api_pb2.ArtifactFilePayload()
file_payload.ParseFromString(artifact.type_payload)
src = file_payload.path
if artifact.role_urn == common_urns.artifact_roles.STAGING_TO.urn:
role_payload = beam_runner_api_pb2.ArtifactStagingToRolePayload()
role_payload.ParseFromString(artifact.role_payload)
dst = role_payload.staged_name
elif (artifact.role_urn ==
common_urns.artifact_roles.PIP_REQUIREMENTS_FILE.urn):
dst = hashlib.sha256(artifact.SerializeToString()).hexdigest()
else:
raise RuntimeError("unknown role type: %s" % artifact.role_urn)
yield (src, dst)
else:
raise RuntimeError("unknown artifact type: %s" % artifact.type_urn)
def resolve_as_files(retrieval_service, file_writer, dependencies):
"""Translates a set of dependencies into file-based dependencies."""
# Resolve until nothing changes. This ensures that they can be fetched.
resolution = retrieval_service.ResolveArtifactss(
beam_artifact_api_pb2.ResolveArtifactsRequest(
artifacts=dependencies,
# Anything fetchable will do.
# TODO(robertwb): Take advantage of shared filesystems, urls.
preferred_urns=[],
))
dependencies = resolution.replacements
# Fetch each of the dependencies, using file_writer to store them as
# file-based artifacts.
# TODO(robertwb): Consider parallelizing the actual writes.
for dep in dependencies:
if dep.role_urn == common_urns.artifact_roles.STAGING_TO.urn:
base_name = os.path.basename(
proto_utils.parse_Bytes(
dep.role_payload,
beam_runner_api_pb2.ArtifactStagingToRolePayload).staged_name)
else:
base_name = None
unique_name = '-'.join(
filter(
None,
[hashlib.sha256(dep.SerializeToString()).hexdigest(), base_name]))
file_handle, path = file_writer(unique_name)
with file_handle as fout:
for chunk in retrieval_service.GetArtifact(
beam_artifact_api_pb2.GetArtifactRequest(artifact=dep)):
fout.write(chunk.data)
yield beam_runner_api_pb2.ArtifactInformation(
type_urn=common_urns.artifact_types.FILE.urn,
type_payload=beam_runner_api_pb2.ArtifactFilePayload(
path=path).SerializeToString(),
role_urn=dep.role_urn,
role_payload=dep.role_payload)
def file_artifact(self, path):
return beam_runner_api_pb2.ArtifactInformation(
type_urn=common_urns.artifact_types.FILE.urn,
type_payload=beam_runner_api_pb2.ArtifactFilePayload(
path=path).SerializeToString())
def _create_file_pip_requirements_artifact(local_path):
return beam_runner_api_pb2.ArtifactInformation(
type_urn=common_urns.artifact_types.FILE.urn,
type_payload=beam_runner_api_pb2.ArtifactFilePayload(
path=local_path).SerializeToString(),
role_urn=common_urns.artifact_roles.PIP_REQUIREMENTS_FILE.urn)
