pyssb/ssb/api.py

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from functools import wraps
class MuxRPCAPIException(Exception):
pass
class MuxRPCRequest(object):
@classmethod
def from_message(cls, message):
body = message.body
return cls('.'.join(body['name']), body['args'])
def __init__(self, name, args):
self.name = name
self.args = args
def __repr__(self):
return '<MuxRPCRequest {0.name} {0.args}>'.format(self)
class MuxRPCAPI(object):
def __init__(self):
self.handlers = {}
self.connection = None
async def __await__(self):
async for req_message in self.connection:
if req_message is None:
return
self.process(self.connection, MuxRPCRequest.from_message(req_message))
def add_connection(self, connection):
self.connection = connection
def define(self, name):
def _handle(f):
self.handlers[name] = f
@wraps(f)
def _f(*args, **kwargs):
return f(*args, **kwargs)
return f
return _handle
def process(self, connection, request):
handler = self.handlers.get(request.name)
if not handler:
raise MuxRPCAPIException('Method {} not found!'.format(request.name))
handler(connection, request)