def test_constructors(self):
"""Test ensures both exporters can co-exist"""
try:
grpc.JaegerExporter()
thrift.JaegerExporter()
except Exception as exc: # pylint: disable=broad-except
self.assertIsNone(exc)
def test_export(self):
"""Test that agent and/or collector are invoked"""
trace_api.set_tracer_provider(
TracerProvider(
resource=Resource.create({SERVICE_NAME: "text_export"})))
exporter = jaeger_exporter.JaegerExporter(agent_host_name="localhost",
agent_port=6318)
# just agent is configured now
agent_client_mock = mock.Mock(spec=jaeger_exporter.AgentClientUDP)
# pylint: disable=protected-access
exporter._agent_client = agent_client_mock
exporter.export((self._test_span, ))
self.assertEqual(agent_client_mock.emit.call_count, 1)
# add also a collector and test that both are called
collector_mock = mock.Mock(spec=jaeger_exporter.Collector)
# pylint: disable=protected-access
exporter._collector = collector_mock
exporter.export((self._test_span, ))
self.assertEqual(agent_client_mock.emit.call_count, 1)
self.assertEqual(collector_mock.submit.call_count, 1)
def test_constructor_by_environment_variables(self):
# pylint: disable=protected-access
"""Test the constructor using Environment Variables."""
service = "my-opentelemetry-jaeger"
agent_host_name = "opentelemetry.io"
agent_port = "6831"
collector_endpoint = "https://opentelemetry.io:15875"
username = "******"
password = "******"
auth = (username, password)
environ_patcher = mock.patch.dict(
"os.environ",
{
OTEL_EXPORTER_JAEGER_AGENT_HOST: agent_host_name,
OTEL_EXPORTER_JAEGER_AGENT_PORT: agent_port,
OTEL_EXPORTER_JAEGER_ENDPOINT: collector_endpoint,
OTEL_EXPORTER_JAEGER_USER: username,
OTEL_EXPORTER_JAEGER_PASSWORD: password,
OTEL_EXPORTER_JAEGER_TIMEOUT: "20",
},
)
trace_api.set_tracer_provider(
TracerProvider(resource=Resource.create(
{SERVICE_NAME: "my-opentelemetry-jaeger"})))
environ_patcher.start()
exporter = jaeger_exporter.JaegerExporter()
self.assertEqual(exporter.service_name, service)
self.assertEqual(exporter.agent_host_name, agent_host_name)
self.assertEqual(exporter.agent_port, int(agent_port))
self.assertEqual(exporter._timeout, 20)
self.assertTrue(exporter._collector_http_client is not None)
self.assertEqual(exporter.collector_endpoint, collector_endpoint)
self.assertEqual(exporter._collector_http_client.auth, auth)
# property should not construct new object
collector = exporter._collector_http_client
self.assertEqual(exporter._collector_http_client, collector)
# property should construct new object
exporter._collector = None
exporter.username = None
exporter.password = None
self.assertNotEqual(exporter._collector_http_client, collector)
self.assertTrue(exporter._collector_http_client.auth is None)
environ_patcher.stop()
def test_export_span_service_name(self):
trace_api.set_tracer_provider(
TracerProvider(
resource=Resource.create({SERVICE_NAME: "text_export"})))
exporter = jaeger_exporter.JaegerExporter(agent_host_name="localhost",
agent_port=6318)
agent_client_mock = mock.Mock(spec=jaeger_exporter.AgentClientUDP)
exporter._agent_client = agent_client_mock
resource = Resource.create({SERVICE_NAME: "test"})
span = trace._Span("test_span",
context=self.context,
resource=resource)
span.start()
span.end()
exporter.export([span])
self.assertEqual(exporter.service_name, "test")
def test_constructor_default(self):
# pylint: disable=protected-access
"""Test the default values assigned by constructor."""
service_name = "my-service-name"
agent_host_name = "localhost"
agent_port = 6831
trace_api.set_tracer_provider(
TracerProvider(
resource=Resource.create({SERVICE_NAME: "my-service-name"})))
exporter = jaeger_exporter.JaegerExporter()
self.assertEqual(exporter.service_name, service_name)
self.assertEqual(exporter.agent_host_name, agent_host_name)
self.assertEqual(exporter.agent_port, agent_port)
self.assertEqual(exporter.collector_endpoint, None)
self.assertEqual(exporter.username, None)
self.assertEqual(exporter.password, None)
self.assertTrue(exporter._collector_http_client is None)
self.assertTrue(exporter._agent_client is not None)
self.assertIsNone(exporter._max_tag_value_length)
def test_constructor_explicit(self):
# pylint: disable=protected-access
"""Test the constructor passing all the options."""
service = "my-opentelemetry-jaeger"
collector_endpoint = "https://opentelemetry.io:15875"
agent_port = 14268
agent_host_name = "opentelemetry.io"
username = "******"
password = "******"
auth = (username, password)
trace_api.set_tracer_provider(
TracerProvider(resource=Resource.create(
{SERVICE_NAME: "my-opentelemetry-jaeger"})))
exporter = jaeger_exporter.JaegerExporter(
agent_host_name=agent_host_name,
agent_port=agent_port,
collector_endpoint=collector_endpoint,
username=username,
password=password,
max_tag_value_length=42,
)
self.assertEqual(exporter.service_name, service)
self.assertEqual(exporter.agent_host_name, agent_host_name)
self.assertEqual(exporter.agent_port, agent_port)
self.assertTrue(exporter._collector_http_client is not None)
self.assertEqual(exporter._collector_http_client.auth, auth)
# property should not construct new object
collector = exporter._collector_http_client
self.assertEqual(exporter._collector_http_client, collector)
# property should construct new object
exporter._collector = None
exporter.username = None
exporter.password = None
self.assertNotEqual(exporter._collector_http_client, collector)
self.assertTrue(exporter._collector_http_client.auth is None)
self.assertEqual(exporter._max_tag_value_length, 42)
from opentelemetry.instrumentation.flask import FlaskInstrumentor
from opentelemetry.instrumentation.mysql import MySQLInstrumentor
############################### framework setup ################################
# The preferred tracer implementation must be set, as the opentelemetry-api
# defines the interface with a no-op implementation.
# It must be done before instrumenting any library.
trace.set_tracer_provider(
TracerProvider(
resource=Resource.create({SERVICE_NAME: "my-server"})
)
)
# configure exporter to Jaeger
jaeger_exporter = thrift.JaegerExporter(
agent_host_name="localhost",
agent_port=6831,
)
trace.get_tracer_provider().add_span_processor(
BatchSpanProcessor(jaeger_exporter)
)
# Enable instrumentation for Flask and MySQL libraries
FlaskInstrumentor().instrument()
MySQLInstrumentor().instrument()
tracer = trace.get_tracer(__name__)
############################# application code #################################
app = flask.Flask(__name__)
def test_constructor_with_no_traceprovider_resource(self):
"""Test the constructor when there is no resource attached to trace_provider"""
exporter = jaeger_exporter.JaegerExporter()
self.assertEqual(exporter.service_name, "unknown_service")
import time
from opentelemetry import trace
from opentelemetry.exporter.jaeger import thrift
from opentelemetry.sdk.trace import TracerProvider
from opentelemetry.sdk.trace.export import BatchSpanProcessor
trace.set_tracer_provider(TracerProvider())
tracer = trace.get_tracer(__name__)
# create a JaegerExporter
jaeger_exporter = thrift.JaegerExporter(
# configure agent
agent_host_name="localhost",
agent_port=6831,
# optional: configure also collector
# collector_endpoint="http://localhost:14268/api/traces?format=jaeger.thrift",
# username=xxxx, # optional
# password=xxxx, # optional
)
# create a BatchSpanProcessor and add the exporter to it
span_processor = BatchSpanProcessor(jaeger_exporter)
# add to the tracer factory
trace.get_tracer_provider().add_span_processor(span_processor)
# create some spans for testing
with tracer.start_as_current_span("foo") as foo:
time.sleep(0.1)
foo.set_attribute("my_atribbute", True)