90 lines
2.6 KiB
Python
90 lines
2.6 KiB
Python
# -*- coding: utf-8 -*-
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"""
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proxy.py
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~~~~~~~~
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⚡⚡⚡ Fast, Lightweight, Pluggable, TLS interception capable proxy server focused on
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Network monitoring, controls & Application development, testing, debugging.
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:copyright: (c) 2013-present by Abhinav Singh and contributors.
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:license: BSD, see LICENSE for more details.
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.. spelling::
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api
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"""
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import json
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from typing import Optional
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from ..common.utils import bytes_, text_
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from ..http.responses import okResponse, NOT_FOUND_RESPONSE_PKT
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from ..http.parser import HttpParser
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from ..http.proxy import HttpProxyBasePlugin
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class ProposedRestApiPlugin(HttpProxyBasePlugin):
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"""Mock responses for your upstream REST API.
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Used to test and develop client side applications
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without need of an actual upstream REST API server.
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Returns proposed REST API mock responses to the client
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without establishing upstream connection.
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Note: This plugin won't work if your client is making
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HTTPS connection to ``api.example.com``.
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"""
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API_SERVER = b'api.example.com'
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REST_API_SPEC = {
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b'/v1/users/': {
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'count': 2,
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'next': None,
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'previous': None,
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'results': [
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{
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'email': 'you@example.com',
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'groups': [],
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'url': text_(API_SERVER) + '/v1/users/1/',
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'username': 'admin',
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},
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{
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'email': 'someone@example.com',
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'groups': [],
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'url': text_(API_SERVER) + '/v1/users/2/',
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'username': 'someone',
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},
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],
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},
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}
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def before_upstream_connection(
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self, request: HttpParser,
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) -> Optional[HttpParser]:
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# Return None to disable establishing connection to upstream
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# Most likely our api.example.com won't even exist under development
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# scenario
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return None
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def handle_client_request(
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self, request: HttpParser,
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) -> Optional[HttpParser]:
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if request.host != self.API_SERVER:
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return request
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assert request.path
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if request.path in self.REST_API_SPEC:
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self.client.queue(
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okResponse(
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headers={b'Content-Type': b'application/json'},
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content=bytes_(
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json.dumps(
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self.REST_API_SPEC[request.path],
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),
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),
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),
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)
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else:
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self.client.queue(NOT_FOUND_RESPONSE_PKT)
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return None
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