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72 lines
2.3 KiB
72 lines
2.3 KiB
#!/usr/bin/env python
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#
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# Copyright (C) 2020 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import aiohttp
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import socket
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import logging
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log = logging.getLogger(__name__)
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class HTTPClient:
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"""
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HTTP client for request to computes and external services.
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"""
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_aiohttp_client: aiohttp.ClientSession = None
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@classmethod
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def get_client(cls, ssl_context=None) -> aiohttp.ClientSession:
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if cls._aiohttp_client is None:
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connector = aiohttp.TCPConnector(family=socket.AF_INET, ssl_context=ssl_context)
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cls._aiohttp_client = aiohttp.ClientSession(connector=connector)
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return cls._aiohttp_client
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@classmethod
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async def close_session(cls):
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if cls._aiohttp_client:
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await cls._aiohttp_client.close()
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cls._aiohttp_client = None
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@classmethod
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def request(cls, method: str, url: str, user: str = None, password: str = None, ssl_context=None, **kwargs):
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client = cls.get_client(ssl_context=ssl_context)
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basic_auth = None
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if user:
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if not password:
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password = ""
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try:
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basic_auth = aiohttp.BasicAuth(user, password.get_secret_value(), "utf-8")
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except ValueError as e:
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log.error(f"Basic authentication set-up error: {e}")
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return client.request(method, url, auth=basic_auth, **kwargs)
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@classmethod
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def get(cls, path, **kwargs):
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return cls.request("GET", path, **kwargs)
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@classmethod
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def post(cls, path, **kwargs):
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return cls.request("POST", path, **kwargs)
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@classmethod
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def put(cls, path, **kwargs):
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return cls.request("PUT", path, **kwargs)
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