1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License.
"""
An example to show an application using custom events. Events are added
to the span and exported via the AzureMonitorTraceExporter.
"""
import os
from opentelemetry import trace
from opentelemetry.sdk.trace import TracerProvider
from opentelemetry.sdk.trace.export import BatchSpanProcessor
from azure.monitor.opentelemetry.exporter import AzureMonitorTraceExporter
exporter = AzureMonitorTraceExporter.from_connection_string(
os.environ["APPLICATIONINSIGHTS_CONNECTION_STRING"]
)
trace.set_tracer_provider(TracerProvider())
tracer = trace.get_tracer(__name__)
span_processor = BatchSpanProcessor(exporter)
trace.get_tracer_provider().add_span_processor(span_processor)
# Message events
with tracer.start_as_current_span("hello") as span:
span.add_event("Custom event", {"test": "attributes"})
print("Hello, World!")
# Exception events
try:
with tracer.start_as_current_span("hello") as span:
raise Exception("Custom exception message.")
except Exception:
print("Exception raised")
|
