75 lines
3.0 KiB
Python
75 lines
3.0 KiB
Python
"""
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MIT License
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Copyright (c) 2020 Airbyte
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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"""
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from typing import Generator, Type
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import airbyte_protocol
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from airbyte_protocol import AirbyteCatalog, AirbyteConnectionStatus, AirbyteMessage, ConfiguredAirbyteCatalog, Status
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from .client import BaseClient
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from .integration import ConfigContainer, Source
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from .logger import AirbyteLogger
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class BaseSource(Source):
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"""Base source that designed to work with clients derived from BaseClient"""
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client_class: Type[BaseClient] = None
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def _get_client(self, config_container: ConfigContainer):
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"""Construct client"""
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config = config_container.rendered_config
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client = self.client_class(**config)
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return client
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def discover(self, logger: AirbyteLogger, config_container: ConfigContainer) -> AirbyteCatalog:
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"""Discover streams"""
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client = self._get_client(config_container)
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return AirbyteCatalog(streams=[stream for stream in client.streams])
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def check(self, logger: AirbyteLogger, config_container: ConfigContainer) -> AirbyteConnectionStatus:
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"""Check connection"""
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client = self._get_client(config_container)
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alive, error = client.health_check()
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if not alive:
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return AirbyteConnectionStatus(status=Status.FAILED, message=str(error))
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return AirbyteConnectionStatus(status=Status.SUCCEEDED)
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def read(
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self, logger: AirbyteLogger, config_container: ConfigContainer, catalog_path, state=None
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) -> Generator[AirbyteMessage, None, None]:
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client = self._get_client(config_container)
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config = self.read_config(catalog_path)
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catalog = ConfiguredAirbyteCatalog.parse_obj(config)
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logger.info(f"Starting syncing {self.__class__.__name__}")
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for configured_stream in catalog.streams:
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for record in client.read_stream(configured_stream.stream):
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yield AirbyteMessage(type=airbyte_protocol.Type.RECORD, record=record)
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logger.info(f"Finished syncing {self.__class__.__name__}")
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