def test_tracer_none(self, tracer):
tracing = tornado_opentracing.TornadoTracing()
self.assertEqual(tracing.tracer, opentracing.tracer)
opentracing.tracer = mock.MagicMock()
self.assertEqual(tracing.tracer, opentracing.tracer)
def test_start_span_cb_invalid(self):
with self.assertRaises(ValueError):
tornado_opentracing.TornadoTracing(start_span_cb=[])
def test_tracer(self):
tracer = MockTracer()
tracing = tornado_opentracing.TornadoTracing(tracer)
self.assertEqual(tracing.tracer, tracer)
# Your OpenTracing-compatible tracer here.
tracer = opentracing.Tracer(scope_manager=TornadoScopeManager())
class MainHandler(RequestHandler):
def get(self):
self.write({'status': 'ok'})
class StoryHandler(RequestHandler):
@gen.coroutine
def get(self, story_id):
if int(story_id) == 0:
raise ValueError('invalid value passed')
tracer.active_span.set_tag('processed', True)
self.write({'status': 'fetched'})
app = Application([
(r'/', MainHandler),
(r'/story/([0-9]+)', StoryHandler),
],
opentracing_tracing=tornado_opentracing.TornadoTracing(tracer),
opentracing_trace_all=True,
opentracing_traced_attributes=['protocol', 'method'],
)
app.listen(8080)
IOLoop.current().start()
import sys
import tornado_opentracing
from opentracing.mocktracer import MockTracer
from tornado_opentracing.scope_managers import ScopeManager
if sys.version_info >= (3, 3):
from ._test_case_gen import AsyncHTTPTestCase # noqa
else:
from ._test_case import AsyncHTTPTestCase # noqa
tracing = tornado_opentracing.TornadoTracing(MockTracer(ScopeManager()))
from tornado.web import Application, RequestHandler
from tornado import gen
import opentracing
import tornado_opentracing
from tornado_opentracing.scope_managers import TornadoScopeManager
def client_start_span_cb(span, request):
span.operation_name = 'client/%s' % request.method
span.set_tag('headers', request.headers)
# Pass your OpenTracing-compatible tracer here
# using TornadoScopeManager.
tracing = tornado_opentracing.TornadoTracing(opentracing.tracer)
# Since we are not doing a full tornado_opentracing.init_tracing(),
# we need to manually call init_client_tracing() if we want to do
# HTTP client tracing too.
tornado_opentracing.init_client_tracing(opentracing.tracer,
start_span_cb=client_start_span_cb)
class ClientLogHandler(RequestHandler):
@tracing.trace()
@gen.coroutine
def get(self):
yield AsyncHTTPClient().fetch('http://127.0.0.1:8080/server/log')
self.write({'message': 'Sent a request to log'})
def test_tracer_none(self):
tracing = tornado_opentracing.TornadoTracing()
self.assertEqual(tracing.tracer, opentracing.tracer)
