def _gen_sw_handle_request()

in skywalking/plugins/sw_sanic.py [0:0]

• 26 lines of code
• 8 McCabe index (conditional complexity)

def _gen_sw_handle_request(_handle_request):
    from inspect import isawaitable

    def params_tostring(params):
        return '\n'.join([f"{k}=[{','.join(params.getlist(k))}]" for k, _ in params.items()])

    async def _sw_handle_request(self, request, write_callback, stream_callback):
        req = request
        carrier = Carrier()
        method = req.method

        for item in carrier:
            if item.key.capitalize() in req.headers:
                item.val = req.headers[item.key.capitalize()]

        span = NoopSpan(NoopContext()) if config.ignore_http_method_check(method) \
            else get_context().new_entry_span(op=req.path, carrier=carrier)

        with span:
            span.layer = Layer.Http
            span.component = Component.Sanic
            span.peer = f'{req.remote_addr or req.ip}:{req.port}'
            span.tag(TagHttpMethod(method))
            span.tag(TagHttpURL(req.url.split('?')[0]))
            if config.plugin_sanic_collect_http_params and req.args:
                span.tag(TagHttpParams(params_tostring(req.args)[0:config.plugin_http_http_params_length_threshold]))
            resp = _handle_request(self, request, write_callback, stream_callback)
            if isawaitable(resp):
                result = await resp

        return result

    return _sw_handle_request