Add aad auth samples to distro (#37352)

Author: lzchen

sdk/monitor/azure-monitor-opentelemetry/CHANGELOG.md

@@ -10,6 +10,9 @@
 
 ### Other Changes
 
+- Added AAD auth samples to distro
+    ([#37352](https://github.com/Azure/azure-sdk-for-python/pull/37352))
+
 ## 1.6.2 (2024-09-05)
 
 ### Bugs Fixed

sdk/monitor/azure-monitor-opentelemetry/samples/authentication/sample_managed_credential.py

@@ -0,0 +1,23 @@
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License.
+"""
+An example to show an application using Opentelemetry tracing api and sdk with a Azure Managed Identity
+Credential. Credentials are used for Azure Active Directory/EntraId Authentication. 
+"""
+# You will need to install azure-identity
+from azure.identity import ManagedIdentityCredential
+from azure.monitor.opentelemetry import configure_azure_monitor
+from opentelemetry import trace
+
+
+credential = ManagedIdentityCredential(client_id="<client_id>")
+configure_azure_monitor(
+    credential=credential,
+)
+
+tracer = trace.get_tracer(__name__)
+
+with tracer.start_as_current_span("hello with aad managed identity"):
+    print("Hello, World!")
+
+input()

sdk/monitor/azure-monitor-opentelemetry/samples/authentication/sample_secret_credential.py

@@ -0,0 +1,26 @@
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License.
+"""
+An example to show an application using Opentelemetry tracing api and sdk with a Azure Client Secret
+Credential. Credentials are used for Azure Active Directory/EntraId Authentication.
+"""
+# You will need to install azure-identity
+from azure.identity import ClientSecretCredential
+from azure.monitor.opentelemetry import configure_azure_monitor
+from opentelemetry import trace
+
+credential = ClientSecretCredential(
+    tenant_id="<tenant_id",
+    client_id="<client_id>",
+    client_secret="<client_secret>",
+)
+configure_azure_monitor(
+    credential=credential,
+)
+
+tracer = trace.get_tracer(__name__)
+
+with tracer.start_as_current_span("hello with aad client secret"):
+    print("Hello, World!")
+
+input()