# Copyright (c) 2023, NVIDIA CORPORATION. All rights reserved.
#
# 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.
import uuid
from typing import Optional
from nvflare.apis.fl_context import FLContext
from nvflare.app_opt.xgboost.histogram_based_v2.adaptors.grpc_server_adaptor import GrpcServerAdaptor
from nvflare.app_opt.xgboost.histogram_based_v2.runners.xgb_server_runner import XGBServerRunner
from .controller import XGBController
from .defs import Constant
from .sec.server_handler import ServerSecurityHandler
[docs]
class XGBFedController(XGBController):
def __init__(
self,
num_rounds: int,
data_split_mode: int,
secure_training: bool,
xgb_params: dict,
xgb_options: Optional[dict] = None,
disable_version_check=False,
configure_task_name=Constant.CONFIG_TASK_NAME,
configure_task_timeout=Constant.CONFIG_TASK_TIMEOUT,
start_task_name=Constant.START_TASK_NAME,
start_task_timeout=Constant.START_TASK_TIMEOUT,
job_status_check_interval: float = Constant.JOB_STATUS_CHECK_INTERVAL,
max_client_op_interval: float = Constant.MAX_CLIENT_OP_INTERVAL,
progress_timeout: float = Constant.WORKFLOW_PROGRESS_TIMEOUT,
client_ranks=None,
in_process=True,
):
XGBController.__init__(
self,
adaptor_component_id="",
num_rounds=num_rounds,
data_split_mode=data_split_mode,
secure_training=secure_training,
xgb_params=xgb_params,
xgb_options=xgb_options,
disable_version_check=disable_version_check,
configure_task_name=configure_task_name,
configure_task_timeout=configure_task_timeout,
start_task_name=start_task_name,
start_task_timeout=start_task_timeout,
job_status_check_interval=job_status_check_interval,
max_client_op_interval=max_client_op_interval,
progress_timeout=progress_timeout,
client_ranks=client_ranks,
)
# do not let user specify int_client_grpc_options in this version - always use default.
self.int_client_grpc_options = None
self.in_process = in_process
[docs]
def get_adaptor(self, fl_ctx: FLContext):
engine = fl_ctx.get_engine()
handler = ServerSecurityHandler()
engine.add_component(str(uuid.uuid4()), handler)
runner = XGBServerRunner()
runner.initialize(fl_ctx)
adaptor = GrpcServerAdaptor(
int_client_grpc_options=self.int_client_grpc_options,
in_process=self.in_process,
)
adaptor.set_runner(runner)
return adaptor