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# --------------------------------------------------------------------------
#
# Copyright (c) Microsoft Corporation. All rights reserved.
#
# The MIT License (MIT)
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the ""Software""), to
# deal in the Software without restriction, including without limitation the
# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED *AS IS*, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# --------------------------------------------------------------------------
import functools
import logging
from typing import Any, Dict, List, Union, TYPE_CHECKING
from .universal_http import ClientRequest
from .universal_http.async_requests import AsyncRequestsHTTPSender
from .pipeline import Request, AsyncPipeline, AsyncHTTPPolicy, SansIOHTTPPolicy
from .pipeline.async_requests import (
AsyncPipelineRequestsHTTPSender,
AsyncRequestsCredentialsPolicy
)
from .pipeline.universal import (
HTTPLogger,
RawDeserializer,
)
from .service_client import _ServiceClientCore
if TYPE_CHECKING:
from .configuration import Configuration # pylint: disable=unused-import
_LOGGER = logging.getLogger(__name__)
class SDKClientAsync:
"""The base class of all generated SDK async client.
"""
def __init__(self, config: 'Configuration') -> None:
self._client = ServiceClientAsync(config)
async def __aenter__(self):
await self._client.__aenter__()
return self
async def __aexit__(self, *exc_details):
await self._client.__aexit__(*exc_details)
class ServiceClientAsync(_ServiceClientCore):
def __init__(self, config: 'Configuration') -> None:
super(ServiceClientAsync, self).__init__(config)
self.config.pipeline = self._create_default_pipeline() # type: ignore
def _create_default_pipeline(self):
creds = self.config.credentials
policies = [
self.config.user_agent_policy, # UserAgent policy
RawDeserializer(), # Deserialize the raw bytes
self.config.http_logger_policy # HTTP request/response log
] # type: List[Union[AsyncHTTPPolicy, SansIOHTTPPolicy]]
if creds:
if isinstance(creds, (AsyncHTTPPolicy, SansIOHTTPPolicy)):
policies.insert(1, creds)
else:
# Assume this is the old credentials class, and then requests. Wrap it.
policies.insert(1, AsyncRequestsCredentialsPolicy(creds))
return AsyncPipeline(
policies,
AsyncPipelineRequestsHTTPSender(
AsyncRequestsHTTPSender(self.config) # Send HTTP request using requests
)
)
async def __aenter__(self):
await self.config.pipeline.__aenter__()
return self
async def __aexit__(self, *exc_details):
await self.config.pipeline.__aexit__(*exc_details)
async def async_send(self, request, **kwargs):
"""Prepare and send request object according to configuration.
:param ClientRequest request: The request object to be sent.
:param dict headers: Any headers to add to the request.
:param content: Any body data to add to the request.
:param config: Any specific config overrides
"""
kwargs.setdefault('stream', True)
# In the current backward compatible implementation, return the HTTP response
# and plug context inside. Could be remove if we modify Autorest,
# but we still need it to be backward compatible
pipeline_response = await self.config.pipeline.run(request, **kwargs)
response = pipeline_response.http_response
response.context = pipeline_response.context
return response
def stream_download_async(self, response, user_callback):
"""Async Generator for streaming request body data.
:param response: The initial response
:param user_callback: Custom callback for monitoring progress.
"""
block = self.config.connection.data_block_size
return response.stream_download(block, user_callback)