+
+def validate_request(request):
+ if type(request) is not types.DictType:
+ fault = Fault(
+ -32600, 'Request must be {}, not %s.' % type(request)
+ )
+ return fault
+ rpcid = request.get('id', None)
+ version = get_version(request)
+ if not version:
+ fault = Fault(-32600, 'Request %s invalid.' % request, rpcid=rpcid)
+ return fault
+ request.setdefault('params', [])
+ method = request.get('method', None)
+ params = request.get('params')
+ param_types = (types.ListType, types.DictType, types.TupleType)
+ if not method or type(method) not in types.StringTypes or \
+ type(params) not in param_types:
+ fault = Fault(
+ -32600, 'Invalid request parameters or method.', rpcid=rpcid
+ )
+ return fault
+ return True