diff --git a/examples/trace/client.py b/examples/trace/client.py new file mode 100755 index 0000000000..662cea8d96 --- /dev/null +++ b/examples/trace/client.py @@ -0,0 +1,42 @@ +#!/usr/bin/env python3 +# +# Copyright 2019, OpenTelemetry Authors +# +# Licensed 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. + +import requests + +from opentelemetry import trace +from opentelemetry.ext import http_requests +from opentelemetry.sdk.trace import Tracer +from opentelemetry.sdk.trace.export import ( + ConsoleSpanExporter, + SimpleExportSpanProcessor, +) + +# The preferred tracer implementation must be set, as the opentelemetry-api +# defines the interface with a no-op implementation. +trace.set_preferred_tracer_implementation(lambda T: Tracer()) +tracer = trace.tracer() + +# Integrations are the glue that binds the OpenTelemetry API and the +# frameworks and libraries that are used together, automatically creating +# Spans and propagating context as appropriate. +http_requests.enable(tracer) + +# SpanExporter receives the spans and send them to the target location. +span_processor = SimpleExportSpanProcessor(ConsoleSpanExporter()) +tracer.add_span_processor(span_processor) + +response = requests.get(url="http://127.0.0.1:5000/") +span_processor.shutdown() diff --git a/examples/trace/server.py b/examples/trace/server.py new file mode 100755 index 0000000000..878898593c --- /dev/null +++ b/examples/trace/server.py @@ -0,0 +1,55 @@ +#!/usr/bin/env python3 +# +# Copyright 2019, OpenTelemetry Authors +# +# Licensed 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. + +import flask +import requests + +from opentelemetry import trace +from opentelemetry.ext import http_requests +from opentelemetry.ext.wsgi import OpenTelemetryMiddleware +from opentelemetry.sdk.trace import Tracer +from opentelemetry.sdk.trace.export import ( + ConsoleSpanExporter, + SimpleExportSpanProcessor, +) + +# The preferred tracer implementation must be set, as the opentelemetry-api +# defines the interface with a no-op implementation. +trace.set_preferred_tracer_implementation(lambda T: Tracer()) + +# Integrations are the glue that binds the OpenTelemetry API and the +# frameworks and libraries that are used together, automatically creating +# Spans and propagating context as appropriate. +http_requests.enable(trace.tracer()) + +# SpanExporter receives the spans and send them to the target location. +span_processor = SimpleExportSpanProcessor(ConsoleSpanExporter()) +trace.tracer().add_span_processor(span_processor) + +app = flask.Flask(__name__) +app.wsgi_app = OpenTelemetryMiddleware(app.wsgi_app) + + +@app.route("/") +def hello(): + with trace.tracer().start_span("parent"): + requests.get("https://www.wikipedia.org/wiki/Rabbit") + return "hello" + + +if __name__ == "__main__": + app.run(debug=True) + span_processor.shutdown()