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Vehicle Researcher
342bb13bff
42428013 websocket patch from commaai/websocket-client.git 0fda5bb7 add jsonrpc 8139b06b add websocket_client git-subtree-dir: pyextra git-subtree-split: 4242801316e12c55e5b7c626331fbefad2e15e0c
90 lines
2.7 KiB
Python
90 lines
2.7 KiB
Python
from __future__ import absolute_import
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from django.views.decorators.csrf import csrf_exempt
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from django.conf.urls import url
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from django.conf import settings
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from django.http import HttpResponse, HttpResponseNotAllowed
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import copy
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import json
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import logging
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import time
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from ..exceptions import JSONRPCInvalidRequestException
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from ..jsonrpc import JSONRPCRequest
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from ..manager import JSONRPCResponseManager
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from ..utils import DatetimeDecimalEncoder
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from ..dispatcher import Dispatcher
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logger = logging.getLogger(__name__)
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def response_serialize(obj):
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""" Serializes response's data object to JSON. """
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return json.dumps(obj, cls=DatetimeDecimalEncoder)
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class JSONRPCAPI(object):
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def __init__(self, dispatcher=None):
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self.dispatcher = dispatcher if dispatcher is not None \
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else Dispatcher()
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@property
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def urls(self):
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urls = [
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url(r'^$', self.jsonrpc, name='endpoint'),
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]
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if getattr(settings, 'JSONRPC_MAP_VIEW_ENABLED', settings.DEBUG):
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urls.append(
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url(r'^map$', self.jsonrpc_map, name='map')
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)
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return urls
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@csrf_exempt
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def jsonrpc(self, request):
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""" JSON-RPC 2.0 handler."""
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if request.method != "POST":
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return HttpResponseNotAllowed(["POST"])
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request_str = request.body.decode('utf8')
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try:
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jsonrpc_request = JSONRPCRequest.from_json(request_str)
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except (TypeError, ValueError, JSONRPCInvalidRequestException):
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response = JSONRPCResponseManager.handle(
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request_str, self.dispatcher)
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else:
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jsonrpc_request.params = jsonrpc_request.params or {}
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jsonrpc_request_params = copy.copy(jsonrpc_request.params)
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if isinstance(jsonrpc_request.params, dict):
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jsonrpc_request.params.update(request=request)
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t1 = time.time()
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response = JSONRPCResponseManager.handle_request(
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jsonrpc_request, self.dispatcher)
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t2 = time.time()
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logger.info('{0}({1}) {2:.2f} sec'.format(
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jsonrpc_request.method, jsonrpc_request_params, t2 - t1))
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if response:
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response.serialize = response_serialize
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response = response.json
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return HttpResponse(response, content_type="application/json")
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def jsonrpc_map(self, request):
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""" Map of json-rpc available calls.
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:return str:
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"""
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result = "<h1>JSON-RPC map</h1><pre>{0}</pre>".format("\n\n".join([
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"{0}: {1}".format(fname, f.__doc__)
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for fname, f in self.dispatcher.items()
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]))
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return HttpResponse(result)
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api = JSONRPCAPI()
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