Created
January 17, 2018 15:46
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#!/usr/bin/env python | |
import datetime | |
from functools import wraps | |
import instana | |
import tornado.httpserver | |
import tornado.ioloop | |
import tornado.ioloop | |
import tornado.web | |
import tornado.web | |
import opentracing | |
from opentracing import Tracer | |
from instana import options | |
from instana import tracer | |
import opentracing.ext.tags as tags | |
import logging | |
instana.service_name = "Python Service" | |
class MainHandler(tornado.web.RequestHandler): | |
def initialize(self): | |
print ("INITIALIZE this BITCH!") | |
self.root_span = opentracing.tracer.start_span(operation_name='root') | |
self.root_span.set_tag('RequestHandler','MainHandler') | |
self.requestmethod = "" | |
self.clazzName = self.__class__.__name__ | |
def get(self): | |
self.requestmethod = "GET" | |
get_span = opentracing.tracer.start_span(operation_name="tornade-request", child_of=self.root_span) | |
get_span.set_tag(tags.COMPONENT, "Tornado") | |
get_span.set_tag(tags.SPAN_KIND, tags.SPAN_KIND_RPC_SERVER) | |
get_span.set_tag(tags.PEER_HOSTNAME, "localhost") | |
get_span.set_tag(tags.HTTP_URL, "/tornado") | |
get_span.set_tag(tags.HTTP_METHOD, "GET") | |
get_span.set_tag(tags.HTTP_STATUS_CODE, 200) | |
status = self.__class__.get_status(self) | |
request = self.request | |
self.write("<h1>Welcome to the Python Tracing</h1>") | |
self.write("<hr></hr>") | |
welcomeMessage = """Welcome to the Instana Python Sensor and Tracing Example. | |
The instana package provides Python metrics and traces (request, queue & cross-host) for Instana. Build Status OpenTracing Badge | |
Note This package supports Python 2.7 or greater. | |
Any and all feedback is welcome. Happy Python visibility. See the | |
<a href="https://github.com/instana/python-sensor">Python Sensor</a> | |
Installation : pip install instana into the virtual-env or container (hosted on pypi) | |
""" | |
self.write(welcomeMessage) | |
get_span.finish() | |
self.root_span.finish() | |
def make_app(): | |
return tornado.web.Application([ | |
(r"/", MainHandler), | |
]) | |
if __name__ == "__main__": | |
app = make_app() | |
portNumber = 8889 | |
app.listen(portNumber) | |
print ("Starting Tornado Server on port " + str(portNumber)) | |
tornado.ioloop.IOLoop.current().start() | |
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