2023-07-20 13:12:17 +08:00

145 lines
3.8 KiB
Python

import json
from nameko.events import EventDispatcher, event_handler
from nameko.rpc import rpc, ServiceRpc
from nameko.timer import timer
from nameko.web.handlers import http
from werkzeug.wrappers import Response
from nameko_tracer import Tracer
from namekoplus import init_statsd, init_sentry
class HttpDemoService:
name = "http_demo_service"
tracer = Tracer()
sentry = init_sentry()
statsd = init_statsd('statsd_prefix', 'statsd_host', 'statsd_port')
@http("GET", "/broken")
@statsd.timer('broken')
def broken(self, request):
raise ConnectionRefusedError()
@http('GET', '/books/<string:uuid>')
@statsd.timer('demo_get')
def demo_get(self, request, uuid):
data = {'id': uuid, 'title': 'The unbearable lightness of being',
'author': 'Milan Kundera'}
return Response(json.dumps({'book': data}),
mimetype='application/json')
@http('POST', '/books')
@statsd.timer('demo_post')
def demo_post(self, request):
return Response(json.dumps({'book': request.data.decode()}),
mimetype='application/json')
class RpcResponderDemoService:
name = "rpc_responder_demo_service"
tracer = Tracer()
sentry = init_sentry()
statsd = init_statsd('statsd_prefix', 'statsd_host', 'statsd_port')
@rpc
@statsd.timer('hello')
def hello(self, name):
return "Hello, {}!".format(name)
class RpcCallerDemoService:
name = "rpc_caller_demo_service"
remote = ServiceRpc("rpc_responder_demo_service")
sentry = init_sentry()
statsd = init_statsd('statsd_prefix', 'statsd_host', 'statsd_port')
@rpc
@statsd.timer('remote_hello')
def remote_hello(self, value="John Doe"):
res = u"{}".format(value)
return self.remote.hello(res)
class EventPublisherService:
name = "publisher_service"
tracer = Tracer()
sentry = init_sentry()
statsd = init_statsd('statsd_prefix', 'statsd_host', 'statsd_port')
dispatch = EventDispatcher()
@rpc
@statsd.timer('publish')
def publish(self, event_type, payload):
self.dispatch(event_type, payload)
class AnEventListenerService:
name = "an_event_listener_service"
tracer = Tracer()
sentry = init_sentry()
statsd = init_statsd('statsd_prefix', 'statsd_host', 'statsd_port')
@event_handler("publisher_service", "an_event")
@statsd.timer('consume_an_event')
def consume_an_event(self, payload):
print("service {} received:".format(self.name), payload)
class AnotherEventListenerService:
name = "another_event_listener_service"
tracer = Tracer()
sentry = init_sentry()
statsd = init_statsd('statsd_prefix', 'statsd_host', 'statsd_port')
@event_handler("publisher_service", "another_event")
@statsd.timer('consume_another_event')
def consume_another_event(self, payload):
print("service {} received:".format(self.name), payload)
class ListenBothEventsService:
name = "listen_both_events_service"
tracer = Tracer()
sentry = init_sentry()
statsd = init_statsd('statsd_prefix', 'statsd_host', 'statsd_port')
@event_handler("publisher_service", "an_event")
@statsd.timer('consume_an_event')
def consume_an_event(self, payload):
print("service {} received:".format(self.name), payload)
@event_handler("publisher_service", "another_event")
@statsd.timer('consume_another_event')
def consume_another_event(self, payload):
print("service {} received:".format(self.name), payload)
class Timer:
name = 'timer'
tracer = Tracer()
sentry = init_sentry()
statsd = init_statsd('statsd_prefix', 'statsd_host', 'statsd_port')
@timer(interval=1)
@statsd.timer('ping')
def ping(self):
# method executed every second
print("pong")