| # |
| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| from inspect import iscoroutinefunction, isawaitable |
| |
| from skywalking import Layer, Component, config |
| from skywalking.trace.carrier import Carrier |
| from skywalking.trace.context import get_context, NoopContext |
| from skywalking.trace.span import NoopSpan |
| from skywalking.trace.tags import TagHttpMethod, TagHttpURL, TagHttpStatusCode |
| |
| # version_rule = { |
| # "name": "tornado", |
| # "rules": [">=5.0"] |
| # } |
| link_vector = ['https://www.tornadoweb.org'] |
| support_matrix = { |
| 'tornado': { |
| '>=3.7': ['6.0', '6.1'] |
| } |
| } |
| note = """""" |
| |
| |
| def install(): |
| from tornado.web import RequestHandler |
| old_execute = RequestHandler._execute |
| old_log_exception = RequestHandler.log_exception |
| RequestHandler._execute = _gen_sw_get_response_func(old_execute) |
| |
| def _sw_handler_uncaught_exception(self: RequestHandler, ty, value, tb, *args, **kwargs): |
| if value is not None: |
| entry_span = get_context().active_span |
| if entry_span is not None: |
| entry_span.raised() |
| |
| return old_log_exception(self, ty, value, tb, *args, **kwargs) |
| |
| RequestHandler.log_exception = _sw_handler_uncaught_exception |
| |
| |
| def _gen_sw_get_response_func(old_execute): |
| from tornado.gen import coroutine |
| |
| awaitable = iscoroutinefunction(old_execute) |
| if awaitable: |
| # Starting Tornado 6 RequestHandler._execute method is a standard Python coroutine (async/await) |
| # In that case our method should be a coroutine function too |
| async def _sw_get_response(self, *args, **kwargs): |
| request = self.request |
| carrier = Carrier() |
| method = request.method |
| |
| for item in carrier: |
| if item.key.capitalize() in request.headers: |
| item.val = request.headers[item.key.capitalize()] |
| |
| span = NoopSpan(NoopContext()) if config.ignore_http_method_check(method) \ |
| else get_context().new_entry_span(op=request.path, carrier=carrier) |
| |
| with span: |
| span.layer = Layer.Http |
| span.component = Component.Tornado |
| |
| socket = request.connection.stream.socket |
| if socket: |
| peer = socket.getpeername() |
| span.peer = f'{peer[0]}:{peer[1]}' |
| else: |
| peer = '<unavailable>' |
| |
| span.tag(TagHttpMethod(method)) |
| span.tag(TagHttpURL(f'{request.protocol}://{request.host}{request.path}')) |
| result = old_execute(self, *args, **kwargs) |
| if isawaitable(result): |
| result = await result |
| span.tag(TagHttpStatusCode(self._status_code)) |
| if self._status_code >= 400: |
| span.error_occurred = True |
| return result |
| else: |
| @coroutine |
| def _sw_get_response(self, *args, **kwargs): |
| request = self.request |
| carrier = Carrier() |
| method = request.method |
| |
| for item in carrier: |
| if item.key.capitalize() in request.headers: |
| item.val = request.headers[item.key.capitalize()] |
| |
| span = NoopSpan(NoopContext()) if config.ignore_http_method_check(method) \ |
| else get_context().new_entry_span(op=request.path, carrier=carrier) |
| |
| with span: |
| span.layer = Layer.Http |
| span.component = Component.Tornado |
| |
| socket = request.connection.stream.socket |
| if socket: |
| peer = socket.getpeername() |
| span.peer = f'{peer[0]}:{peer[1]}' |
| else: |
| peer = '<unavailable>' |
| |
| span.tag(TagHttpMethod(method)) |
| span.tag(TagHttpURL(f'{request.protocol}://{request.host}{request.path}')) |
| result = yield from old_execute(self, *args, **kwargs) |
| span.tag(TagHttpStatusCode(self._status_code)) |
| if self._status_code >= 400: |
| span.error_occurred = True |
| return result |
| return _sw_get_response |