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#!/usr/bin/env python
# --------------------------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See License.txt in the project root for license information.
# --------------------------------------------------------------------------------------------
"""
Example to show managing queue entities under a ServiceBus Namespace asynchronously, including
- Create a queue
- Get queue properties and runtime information
- Update a queue
- Delete a queue
- List queues under the given ServiceBus Namespace
"""
import os
import asyncio
import uuid
from azure.servicebus.aio.management import ServiceBusAdministrationClient
from azure.identity.aio import DefaultAzureCredential
FULLY_QUALIFIED_NAMESPACE = os.environ["SERVICEBUS_FULLY_QUALIFIED_NAMESPACE"]
QUEUE_NAME = "sb_mgmt_queue" + str(uuid.uuid4())
async def create_queue(servicebus_mgmt_client):
print("-- Create Queue")
await servicebus_mgmt_client.create_queue(
QUEUE_NAME, max_delivery_count=10, dead_lettering_on_message_expiration=True
)
print("Queue {} is created.".format(QUEUE_NAME))
print("")
async def delete_queue(servicebus_mgmt_client):
print("-- Delete Queue")
await servicebus_mgmt_client.delete_queue(QUEUE_NAME)
print("Queue {} is deleted.".format(QUEUE_NAME))
print("")
async def list_queues(servicebus_mgmt_client):
print("-- List Queues")
async for queue_properties in servicebus_mgmt_client.list_queues():
print("Queue Name:", queue_properties.name)
print("")
async def get_and_update_queue(servicebus_mgmt_client):
print("-- Get and Update Queue")
queue_properties = await servicebus_mgmt_client.get_queue(QUEUE_NAME)
print("Queue Name:", queue_properties.name)
print("Queue Settings:")
print("Auto Delete on Idle:", queue_properties.auto_delete_on_idle)
print("Default Message Time to Live:", queue_properties.default_message_time_to_live)
print("Dead Lettering on Message Expiration:", queue_properties.dead_lettering_on_message_expiration)
print("Please refer to QueueProperties for complete available settings.")
print("")
# update by updating the properties in the model
queue_properties.max_delivery_count = 5
await servicebus_mgmt_client.update_queue(queue_properties)
# update by passing keyword arguments
queue_properties = await servicebus_mgmt_client.get_queue(QUEUE_NAME)
await servicebus_mgmt_client.update_queue(queue_properties, max_delivery_count=3)
async def get_queue_runtime_properties(servicebus_mgmt_client):
print("-- Get Queue Runtime Properties")
queue_runtime_properties = await servicebus_mgmt_client.get_queue_runtime_properties(QUEUE_NAME)
print("Queue Name:", queue_runtime_properties.name)
print("Queue Runtime Properties:")
print("Updated at:", queue_runtime_properties.updated_at_utc)
print("Size in Bytes:", queue_runtime_properties.size_in_bytes)
print("Message Count:", queue_runtime_properties.total_message_count)
print("Active Message Count:", queue_runtime_properties.active_message_count)
print("Scheduled Message Count:", queue_runtime_properties.scheduled_message_count)
print("Dead-letter Message Count:", queue_runtime_properties.dead_letter_message_count)
print("Please refer to QueueRuntimeProperties from complete available runtime properties.")
print("")
async def main():
credential = DefaultAzureCredential()
async with ServiceBusAdministrationClient(FULLY_QUALIFIED_NAMESPACE, credential) as servicebus_mgmt_client:
await create_queue(servicebus_mgmt_client)
await list_queues(servicebus_mgmt_client)
await get_and_update_queue(servicebus_mgmt_client)
await get_queue_runtime_properties(servicebus_mgmt_client)
await delete_queue(servicebus_mgmt_client)
asyncio.run(main())
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