def check_override_not_allowed(self):
"""set_log_emitter_provider should throw a warning when overridden"""
provider = get_log_emitter_provider()
with self.assertLogs(level=WARNING) as test:
set_log_emitter_provider(LogEmitterProvider())
self.assertEqual(
test.output,
[
(
"WARNING:opentelemetry.sdk._logs:Overriding of current "
"LogEmitterProvider is not allowed"
)
],
)
self.assertIs(provider, get_log_emitter_provider())
def _init_logging(
exporters: Dict[str, Type[LogExporter]],
auto_instrumentation_version: Optional[str] = None,
):
# if env var OTEL_RESOURCE_ATTRIBUTES is given, it will read the service_name
# from the env variable else defaults to "unknown_service"
auto_resource = {}
# populate version if using auto-instrumentation
if auto_instrumentation_version:
auto_resource[ResourceAttributes.
TELEMETRY_AUTO_VERSION] = auto_instrumentation_version
provider = LogEmitterProvider(resource=Resource.create(auto_resource))
set_log_emitter_provider(provider)
for _, exporter_class in exporters.items():
exporter_args = {}
provider.add_log_processor(
BatchLogProcessor(exporter_class(**exporter_args)))
log_emitter = provider.get_log_emitter(__name__)
handler = OTLPHandler(level=logging.NOTSET, log_emitter=log_emitter)
logging.getLogger().addHandler(handler)
def test_set_tracer_provider(self):
reload(_logs)
provider = LogEmitterProvider()
set_log_emitter_provider(provider)
retrieved_provider = get_log_emitter_provider()
self.assertEqual(provider, retrieved_provider)
An example showing how to export exception telemetry using the AzureMonitorLogExporter.
"""
import os
import logging
from opentelemetry.sdk._logs import (
LogEmitterProvider,
OTLPHandler,
set_log_emitter_provider,
)
from opentelemetry.sdk._logs.export import BatchLogProcessor
from azure.monitor.opentelemetry.exporter import AzureMonitorLogExporter
log_emitter_provider = LogEmitterProvider()
set_log_emitter_provider(log_emitter_provider)
exporter = AzureMonitorLogExporter.from_connection_string(
os.environ["APPLICATIONINSIGHTS_CONNECTION_STRING"])
log_emitter_provider.add_log_processor(BatchLogProcessor(exporter))
handler = OTLPHandler()
# Attach OTel handler to namespaced logger
logger = logging.getLogger(__name__)
logger.addHandler(handler)
logger.setLevel(logging.NOTSET)
try:
val = 1 / 0
print(val)