def receive_process_and_complete_message(client, queue_name):
queue_client = client.get_queue(queue_name)
lock_renewal = AutoLockRenew(max_workers=4)
lock_renewal.renew_period = 120
with queue_client.get_receiver() as queue_receiver:
for message in queue_receiver:
print("Received message: ", message)
lock_renewal.register(message, timeout=10800)
process_message(message)
print("Completing message")
message.complete()
break
def example_session_ops_sync():
servicebus_connection_str = os.environ['SERVICE_BUS_CONNECTION_STR']
queue_name = os.environ['SERVICE_BUS_QUEUE_NAME']
session_id = "<your session id>"
with ServiceBusClient.from_connection_string(
conn_str=servicebus_connection_str) as servicebus_client:
# [START get_session_sync]
with servicebus_client.get_queue_receiver(
queue_name=queue_name, session_id=session_id) as receiver:
session = receiver.session
# [END get_session_sync]
# [START get_session_state_sync]
with servicebus_client.get_queue_receiver(
queue_name=queue_name, session_id=session_id) as receiver:
session = receiver.session
session_state = session.get_session_state()
# [END get_session_state_sync]
# [START set_session_state_sync]
with servicebus_client.get_queue_receiver(
queue_name=queue_name, session_id=session_id) as receiver:
session = receiver.session
session_state = session.set_session_state("START")
# [END set_session_state_sync]
# [START session_renew_lock_sync]
with servicebus_client.get_queue_receiver(
queue_name=queue_name, session_id=session_id) as receiver:
session = receiver.session
session_state = session.renew_lock()
# [END session_renew_lock_sync]
# [START auto_lock_renew_session_sync]
from azure.servicebus import AutoLockRenew
lock_renewal = AutoLockRenew(max_workers=4)
with servicebus_client.get_queue_receiver(
queue_name=queue_name, session_id=session_id) as receiver:
session = receiver.session
# Auto renew session lock for 2 minutes
lock_renewal.register(session, timeout=120)
for message in receiver:
process_message(message)
message.complete()
# [END auto_lock_renew_session_sync]
break
def test_session_by_conn_str_receive_handler_with_autolockrenew(live_servicebus_config, session_queue):
session_id = str(uuid.uuid4())
queue_client = QueueClient.from_connection_string(
live_servicebus_config['conn_str'],
name=session_queue,
debug=True)
with queue_client.get_sender(session=session_id) as sender:
for i in range(10):
message = Message("{}".format(i))
sender.send(message)
renewer = AutoLockRenew()
messages = []
with queue_client.get_receiver(session=session_id, idle_timeout=5, mode=ReceiveSettleMode.PeekLock, prefetch=10) as session:
renewer.register(session, timeout=60)
print("Registered lock renew thread", session.locked_until, datetime.now())
with pytest.raises(SessionLockExpired):
for message in session:
if not messages:
print("Starting first sleep")
time.sleep(40)
print("First sleep {}".format(session.locked_until - datetime.now()))
assert not session.expired
with pytest.raises(TypeError):
message.expired
assert message.locked_until is None
with pytest.raises(TypeError):
message.renew_lock()
assert message.lock_token is None
message.complete()
messages.append(message)
elif len(messages) == 1:
print("Starting second sleep")
time.sleep(40)
print("Second sleep {}".format(session.locked_until - datetime.now()))
assert session.expired
assert isinstance(session.auto_renew_error, AutoLockRenewTimeout)
try:
message.complete()
raise AssertionError("Didn't raise SessionLockExpired")
except SessionLockExpired as e:
assert isinstance(e.inner_exception, AutoLockRenewTimeout)
messages.append(message)
renewer.shutdown()
assert len(messages) == 2
def test_pqueue_by_queue_client_conn_str_receive_handler_with_autolockrenew(live_servicebus_config, partitioned_queue):
queue_client = QueueClient.from_connection_string(
live_servicebus_config['conn_str'],
name=partitioned_queue,
debug=True)
with queue_client.get_sender() as sender:
for i in range(10):
message = Message("{}".format(i))
sender.send(message)
renewer = AutoLockRenew()
messages = []
with queue_client.get_receiver(idle_timeout=5, mode=ReceiveSettleMode.PeekLock, prefetch=10) as receiver:
for message in receiver:
if not messages:
messages.append(message)
assert not message.expired
renewer.register(message, timeout=60)
print("Registered lock renew thread", message.locked_until, datetime.now())
time.sleep(50)
print("Finished first sleep", message.locked_until)
assert not message.expired
time.sleep(25)
print("Finished second sleep", message.locked_until, datetime.now())
assert message.expired
try:
message.complete()
raise AssertionError("Didn't raise MessageLockExpired")
except MessageLockExpired as e:
assert isinstance(e.inner_exception, AutoLockRenewTimeout)
else:
if message.expired:
print("Remaining messages", message.locked_until, datetime.now())
assert message.expired
with pytest.raises(MessageLockExpired):
message.complete()
else:
assert message.header.delivery_count >= 1
print("Remaining messages", message.locked_until, datetime.now())
messages.append(message)
message.complete()
renewer.shutdown()
assert len(messages) == 11
def message_processing(sb_client, queue_name, messages):
while True:
try:
with sb_client.get_queue_session_receiver(
queue_name, idle_timeout=1) as receiver:
renewer = AutoLockRenew()
renewer.register(receiver.session)
receiver.session.set_session_state("OPEN")
for message in receiver:
messages.append(message)
print("Message: {}".format(message))
print("Time to live: {}".format(
message.header.time_to_live))
print("Sequence number: {}".format(
message.sequence_number))
print("Enqueue Sequence number: {}".format(
message.enqueue_sequence_number))
print("Partition ID: {}".format(message.partition_id))
print("Partition Key: {}".format(message.partition_key))
print("Locked until: {}".format(message.locked_until_utc))
print("Lock Token: {}".format(message.lock_token))
print("Enqueued time: {}".format(
message.enqueued_time_utc))
message.complete()
if str(message) == 'shutdown':
receiver.session.set_session_state("CLOSED")
renewer.shutdown()
except NoActiveSession:
print(
"There are no non-empty sessions remaining; exiting. This may present as a UserError in the azure portal."
)
return
def renew_lock_on_session_of_the_sessionful_entity():
servicebus_client = ServiceBusClient.from_connection_string(conn_str=CONNECTION_STR)
with servicebus_client:
with servicebus_client.get_queue_sender(queue_name=SESSION_QUEUE_NAME) as sender:
msgs_to_send = [Message("session message: {}".format(i), session_id='SESSION') for i in range(10)]
sender.send_messages(msgs_to_send)
print('Send messages to sessionful queue.')
renewer = AutoLockRenew()
with servicebus_client.get_queue_session_receiver(
queue_name=SESSION_QUEUE_NAME,
session_id='SESSION',
prefetch=10
) as receiver:
# automatically renew the lock on the session for 100 seconds
renewer.register(receiver.session, timeout=100)
print('Register session into AutoLockRenew.')
received_msgs = receiver.receive_messages(max_batch_size=10, max_wait_time=5)
time.sleep(100) # message handling for long period (E.g. application logic)
for msg in received_msgs:
msg.complete()
print('Complete messages.')
renewer.close()
def renew_lock_on_message_received_from_non_sessionful_entity():
servicebus_client = ServiceBusClient.from_connection_string(conn_str=CONNECTION_STR)
with servicebus_client:
with servicebus_client.get_queue_sender(queue_name=QUEUE_NAME) as sender:
msgs_to_send = [Message("message: {}".format(i)) for i in range(10)]
sender.send_messages(msgs_to_send)
print('Send messages to non-sessionful queue.')
# Can also be called via "with AutoLockRenew() as renewer" to automate shutdown.
renewer = AutoLockRenew()
with servicebus_client.get_queue_receiver(queue_name=QUEUE_NAME, prefetch=10) as receiver:
received_msgs = receiver.receive_messages(max_batch_size=10, max_wait_time=5)
for msg in received_msgs:
# automatically renew the lock on each message for 100 seconds
renewer.register(msg, timeout=100)
print('Register messages into AutoLockRenew done.')
time.sleep(100) # message handling for long period (E.g. application logic)
for msg in received_msgs:
msg.complete() # Settling the message deregisters it from the AutoLockRenewer
print('Complete messages.')
renewer.close()
def test_session_by_conn_str_receive_handler_with_autolockrenew(
self, servicebus_namespace_connection_string, servicebus_queue,
**kwargs):
session_id = str(uuid.uuid4())
queue_client = QueueClient.from_connection_string(
servicebus_namespace_connection_string,
name=servicebus_queue.name,
debug=False)
with queue_client.get_sender(session=session_id) as sender:
for i in range(10):
message = Message("{}".format(i))
sender.send(message)
renewer = AutoLockRenew()
messages = []
with queue_client.get_receiver(session=session_id,
idle_timeout=5,
mode=ReceiveSettleMode.PeekLock,
prefetch=10) as session:
renewer.register(session, timeout=60)
print("Registered lock renew thread", session.locked_until,
datetime.now())
with pytest.raises(SessionLockExpired):
for message in session:
if not messages:
print("Starting first sleep")
time.sleep(40)
print("First sleep {}".format(session.locked_until -
datetime.now()))
assert not session.expired
with pytest.raises(TypeError):
message.expired
assert message.locked_until is None
with pytest.raises(TypeError):
message.renew_lock()
assert message.lock_token is None
message.complete()
messages.append(message)
elif len(messages) == 1:
print("Starting second sleep")
time.sleep(40)
print("Second sleep {}".format(session.locked_until -
datetime.now()))
assert session.expired
assert isinstance(session.auto_renew_error,
AutoLockRenewTimeout)
try:
message.complete()
raise AssertionError(
"Didn't raise SessionLockExpired")
except SessionLockExpired as e:
assert isinstance(e.inner_exception,
AutoLockRenewTimeout)
messages.append(message)
renewer.shutdown()
assert len(messages) == 2
def renew_lock_with_lock_renewal_failure_callback():
servicebus_client = ServiceBusClient.from_connection_string(
conn_str=CONNECTION_STR)
with servicebus_client:
with servicebus_client.get_queue_sender(
queue_name=QUEUE_NAME) as sender:
sender.send_messages(Message("message"))
with AutoLockRenew() as renewer:
# For this sample we're going to set the renewal recurrence of the autolockrenewer to greater than the
# service side message lock duration, to demonstrate failure. Normally, this should not be adjusted.
renewer._sleep_time = 40
with servicebus_client.get_queue_receiver(
queue_name=QUEUE_NAME, prefetch_count=10) as receiver:
def on_lock_renew_failure_callback(renewable, error):
# If auto-lock-renewal fails, this function will be called.
# If failure is due to an error, the second argument will be populated, otherwise
# it will default to `None`.
# This callback can be an ideal location to log the failure, or take action to safely
# handle any processing on the message or session that was in progress.
print("Intentionally failed to renew lock on {} due to {}".
format(renewable, error))
received_msgs = receiver.receive_messages(max_message_count=1,
max_wait_time=5)
for msg in received_msgs:
# automatically renew the lock on each message for 120 seconds
renewer.register(
msg,
timeout=90,
on_lock_renew_failure=on_lock_renew_failure_callback)
print('Register messages into AutoLockRenew done.')
# Cause the messages and autorenewal to time out.
# Other reasons for renew failure could include a network or service outage.
time.sleep(80)
try:
for msg in received_msgs:
msg.complete()
except MessageLockExpired as e:
print(
'Messages cannot be settled if they have timed out. (This is expected)'
)
print('Lock renew failure demonstration complete.')
def test_pqueue_by_queue_client_conn_str_receive_handler_with_autolockrenew(
live_servicebus_config, partitioned_queue):
queue_client = QueueClient.from_connection_string(
live_servicebus_config['conn_str'],
name=partitioned_queue,
debug=False)
with queue_client.get_sender() as sender:
for i in range(10):
message = Message("{}".format(i))
sender.send(message)
renewer = AutoLockRenew()
messages = []
with queue_client.get_receiver(idle_timeout=5,
mode=ReceiveSettleMode.PeekLock,
prefetch=10) as receiver:
for message in receiver:
if not messages:
messages.append(message)
assert not message.expired
renewer.register(message, timeout=60)
print("Registered lock renew thread", message.locked_until,
datetime.now())
time.sleep(50)
print("Finished first sleep", message.locked_until)
assert not message.expired
time.sleep(25)
print("Finished second sleep", message.locked_until,
datetime.now())
assert message.expired
try:
message.complete()
raise AssertionError("Didn't raise MessageLockExpired")
except MessageLockExpired as e:
assert isinstance(e.inner_exception, AutoLockRenewTimeout)
else:
if message.expired:
print("Remaining messages", message.locked_until,
datetime.now())
assert message.expired
with pytest.raises(MessageLockExpired):
message.complete()
else:
assert message.header.delivery_count >= 1
print("Remaining messages", message.locked_until,
datetime.now())
messages.append(message)
message.complete()
renewer.shutdown()
assert len(messages) == 11
def test_session_by_conn_str_receive_handler_with_autolockrenew(self, servicebus_namespace_connection_string, servicebus_queue, **kwargs):
session_id = str(uuid.uuid4())
with ServiceBusClient.from_connection_string(
servicebus_namespace_connection_string, logging_enable=False) as sb_client:
with sb_client.get_queue_sender(servicebus_queue.name) as sender:
for i in range(10):
message = Message("{}".format(i), session_id=session_id)
sender.send(message)
renewer = AutoLockRenew()
messages = []
with sb_client.get_queue_session_receiver(servicebus_queue.name, session_id=session_id, idle_timeout=5, mode=ReceiveSettleMode.PeekLock, prefetch=10) as receiver:
renewer.register(receiver.session, timeout=60)
print("Registered lock renew thread", receiver.session._locked_until_utc, utc_now())
with pytest.raises(SessionLockExpired):
for message in receiver:
if not messages:
print("Starting first sleep")
time.sleep(40)
print("First sleep {}".format(receiver.session._locked_until_utc - utc_now()))
assert not receiver.session.expired
with pytest.raises(TypeError):
message.expired
assert message.locked_until_utc is None
with pytest.raises(TypeError):
message.renew_lock()
assert message.lock_token is not None
message.complete()
messages.append(message)
elif len(messages) == 1:
print("Starting second sleep")
time.sleep(40) # ensure renewer expires
print("Second sleep {}".format(receiver.session._locked_until_utc - utc_now()))
sleep_until_expired(receiver.session) # and then ensure it didn't slip a renew under the wire.
assert receiver.session.expired
assert isinstance(receiver.session.auto_renew_error, AutoLockRenewTimeout)
try:
message.complete()
raise AssertionError("Didn't raise SessionLockExpired")
except SessionLockExpired as e:
assert isinstance(e.inner_exception, AutoLockRenewTimeout)
messages.append(message)
renewer.shutdown()
assert len(messages) == 2
def example_send_and_receive_sync():
servicebus_sender = example_create_servicebus_sender_sync()
servicebus_receiver = example_create_servicebus_receiver_sync()
from azure.servicebus import Message
# [START send_sync]
with servicebus_sender:
message = Message("Hello World")
servicebus_sender.send(message)
# [END send_sync]
# [START create_batch_sync]
with servicebus_sender:
batch_message = servicebus_sender.create_batch()
batch_message.add(Message("Single message inside batch"))
# [END create_batch_sync]
# [START send_complex_message]
message = Message("Hello World!!")
message.session_id = "MySessionID"
message.partition_key = "UsingSpecificPartition"
message.user_properties = {'data': 'custom_data'}
message.time_to_live = datetime.timedelta(seconds=30)
# [END send_complex_message]
# [START peek_messages_sync]
with servicebus_receiver:
messages = servicebus_receiver.peek()
for message in messages:
print(message)
# [END peek_messages_sync]
# [START auto_lock_renew_message_sync]
from azure.servicebus import AutoLockRenew
lock_renewal = AutoLockRenew(max_workers=4)
with servicebus_receiver:
for message in servicebus_receiver:
# Auto renew message for 1 minute.
lock_renewal.register(message, timeout=60)
process_message(message)
message.complete()
# [END auto_lock_renew_message_sync]
break
# [START receive_sync]
with servicebus_receiver:
messages = servicebus_receiver.receive(max_wait_time=5)
for message in messages:
print(message)
message.complete()
# [END receive_sync]
# [START receive_complex_message]
messages = servicebus_receiver.receive(max_wait_time=5)
for message in messages:
print("Receiving: {}".format(message))
print("Time to live: {}".format(message.time_to_live))
print("Sequence number: {}".format(message.sequence_number))
print("Enqueue Sequence numger: {}".format(
message.enqueue_sequence_number))
print("Partition ID: {}".format(message.partition_id))
print("Partition Key: {}".format(message.partition_key))
print("User Properties: {}".format(message.user_properties))
print("Annotations: {}".format(message.annotations))
print("Delivery count: {}".format(message.header.delivery_count))
print("Message ID: {}".format(message.properties.message_id))
print("Locked until: {}".format(message.locked_until_utc))
print("Lock Token: {}".format(message.lock_token))
print("Enqueued time: {}".format(message.enqueued_time_utc))
def test_example_send_receive_service_bus(live_servicebus_config, standard_queue, session_queue):
import os
import datetime
from azure.servicebus import ServiceBusClient, ServiceBusResourceNotFound
from azure.servicebus import Message
client = create_servicebus_client()
try:
# [START create_queue_client_directly]
import os
from azure.servicebus import QueueClient
connection_str = os.environ['SERVICE_BUS_CONNECTION_STR']
queue_client = QueueClient.from_connection_string(connection_str, name="MyQueue")
queue_properties = queue_client.get_properties()
# [END create_queue_client_directly]
except ServiceBusResourceNotFound:
pass
try:
# [START create_topic_client_directly]
import os
from azure.servicebus import TopicClient
connection_str = os.environ['SERVICE_BUS_CONNECTION_STR']
topic_client = TopicClient.from_connection_string(connection_str, name="MyTopic")
properties = topic_client.get_properties()
# [END create_topic_client_directly]
except ServiceBusResourceNotFound:
pass
try:
# [START create_sub_client_directly]
import os
from azure.servicebus import SubscriptionClient
connection_str = os.environ['SERVICE_BUS_CONNECTION_STR']
subscription_client = SubscriptionClient.from_connection_string(
connection_str, name="MySub", topic="MyTopic")
properties = subscription_client.get_properties()
# [END create_sub_client_directly]
except ServiceBusResourceNotFound:
pass
queue_client = client.get_queue(standard_queue)
session_client = client.get_queue(session_queue)
# [START get_sender]
with queue_client.get_sender() as queue_sender:
queue_sender.send(Message("First"))
queue_sender.send(Message("Second"))
# [END get_sender]
# [START send_message_service_bus_multiple]
from azure.servicebus import Message
message1 = Message("Hello World!")
message2 = Message("How are you?")
queue_client.send([message1, message2])
# [END send_message_service_bus_multiple]
# [START send_complex_message]
message = Message("Hello World!")
message.session_id = "MySessionID"
message.partition_key = "UsingSpecificPartition"
message.user_properties = {'data': 'custom_data'}
message.time_to_live = datetime.timedelta(seconds=30)
queue_client.send(message)
# [END send_complex_message]
# [START send_batch_message]
from azure.servicebus import BatchMessage
def batched_data():
for i in range(100):
yield "Batched Message no. {}".format(i)
message = BatchMessage(batched_data())
results = queue_client.send(message)
# [END send_batch_message]
# [START send_message_service_bus]
from azure.servicebus import Message
message = Message("Hello World!")
queue_client.send(message)
# [END send_message_service_bus]
# [START get_receiver]
with queue_client.get_receiver() as queue_receiver:
messages = queue_receiver.fetch_next(timeout=3)
# [END get_receiver]
# [START peek_messages_service_bus]
# Specify the number of messages to peek at.
pending_messages = queue_client.peek(count=5)
# [END peek_messages_service_bus]
# [START auto_lock_renew_message]
from azure.servicebus import AutoLockRenew
lock_renewal = AutoLockRenew(max_workers=4)
with queue_client.get_receiver(idle_timeout=3) as queue_receiver:
for message in queue_receiver:
# Auto renew message for 1 minute.
lock_renewal.register(message, timeout=60)
process_message(message)
message.complete()
# [END auto_lock_renew_message]
# [START auto_lock_renew_session]
from azure.servicebus import AutoLockRenew
lock_renewal = AutoLockRenew(max_workers=4)
with session_client.get_receiver(session="MySessionID", idle_timeout=3) as session:
# Auto renew session lock for 2 minutes
lock_renewal.register(session, timeout=120)
for message in session:
process_message(message)
message.complete()
# [END auto_lock_renew_session]
# [START list_sessions_service_bus]
session_ids = session_client.list_sessions()
# List sessions updated after specific time
import datetime
yesterday = datetime.datetime.today() - datetime.timedelta(days=1)
session_ids = session_client.list_sessions(updated_since=yesterday)
# [END list_sessions_service_bus]
try:
# [START receive_deferred_messages_service_bus]
seq_numbers = []
with queue_client.get_receiver(idle_timeout=3) as queue_receiver:
for message in queue_receiver:
seq_numbers.append(message.sequence_number)
message.defer()
# Receive deferred messages - provide sequence numbers of
# messages which were deferred.
deferred = queue_client.receive_deferred_messages(sequence_numbers=seq_numbers)
# [END receive_deferred_messages_service_bus]
except ValueError:
pass
deferred = []
try:
# [START settle_deferred_messages_service_bus]
queue_client.settle_deferred_messages('completed', deferred)
# [END settle_deferred_messages_service_bus]
except ValueError:
pass
# [START get_dead_letter_receiver]
# Get dead lettered messages
with queue_client.get_deadletter_receiver(idle_timeout=1) as dead_letter_receiver:
# Receive dead lettered message continuously
for message in dead_letter_receiver:
print(message)
message.complete()
def test_example_send_receive_service_bus(live_servicebus_config, standard_queue, session_queue):
import os
import datetime
from azure.servicebus import ServiceBusClient, ServiceBusResourceNotFound
from azure.servicebus import Message
client = create_servicebus_client()
try:
# [START create_queue_client_directly]
import os
from azure.servicebus import QueueClient
connection_str = os.environ['SERVICE_BUS_CONNECTION_STR']
queue_client = QueueClient.from_connection_string(connection_str, name="MyQueue")
queue_properties = queue_client.get_properties()
# [END create_queue_client_directly]
except ServiceBusResourceNotFound:
pass
try:
# [START create_topic_client_directly]
import os
from azure.servicebus import TopicClient
connection_str = os.environ['SERVICE_BUS_CONNECTION_STR']
topic_client = TopicClient.from_connection_string(connection_str, name="MyTopic")
properties = topic_client.get_properties()
# [END create_topic_client_directly]
except ServiceBusResourceNotFound:
pass
try:
# [START create_sub_client_directly]
import os
from azure.servicebus import SubscriptionClient
connection_str = os.environ['SERVICE_BUS_CONNECTION_STR']
subscription_client = SubscriptionClient.from_connection_string(
connection_str, name="MySub", topic="MyTopic")
properties = subscription_client.get_properties()
# [END create_sub_client_directly]
except ServiceBusResourceNotFound:
pass
queue_client = client.get_queue(standard_queue)
session_client = client.get_queue(session_queue)
# [START get_sender]
with queue_client.get_sender() as queue_sender:
queue_sender.send(Message("First"))
queue_sender.send(Message("Second"))
# [END get_sender]
# [START send_message_service_bus_multiple]
from azure.servicebus import Message
message1 = Message("Hello World!")
message2 = Message("How are you?")
queue_client.send([message1, message2])
# [END send_message_service_bus_multiple]
# [START send_complex_message]
message = Message("Hello World!")
message.session_id = "MySessionID"
message.partition_key = "UsingSpecificPartition"
message.user_properties = {'data': 'custom_data'}
message.time_to_live = datetime.timedelta(seconds=30)
queue_client.send(message)
# [END send_complex_message]
# [START send_batch_message]
from azure.servicebus import BatchMessage
def batched_data():
for i in range(100):
yield "Batched Message no. {}".format(i)
message = BatchMessage(batched_data())
results = queue_client.send(message)
# [END send_batch_message]
# [START send_message_service_bus]
from azure.servicebus import Message
message = Message("Hello World!")
queue_client.send(message)
# [END send_message_service_bus]
# [START get_receiver]
with queue_client.get_receiver() as queue_receiver:
messages = queue_receiver.fetch_next(timeout=3)
# [END get_receiver]
# [START peek_messages_service_bus]
# Specify the number of messages to peek at.
pending_messages = queue_client.peek(count=5)
# [END peek_messages_service_bus]
# [START auto_lock_renew_message]
from azure.servicebus import AutoLockRenew
lock_renewal = AutoLockRenew(max_workers=4)
with queue_client.get_receiver(idle_timeout=3) as queue_receiver:
for message in queue_receiver:
# Auto renew message for 1 minute.
lock_renewal.register(message, timeout=60)
process_message(message)
message.complete()
# [END auto_lock_renew_message]
# [START auto_lock_renew_session]
from azure.servicebus import AutoLockRenew
lock_renewal = AutoLockRenew(max_workers=4)
with session_client.get_receiver(session="MySessionID", idle_timeout=3) as session:
# Auto renew session lock for 2 minutes
lock_renewal.register(session, timeout=120)
for message in session:
process_message(message)
message.complete()
# [END auto_lock_renew_session]
# [START list_sessions_service_bus]
session_ids = session_client.list_sessions()
# List sessions updated after specific time
import datetime
yesterday = datetime.datetime.today() - datetime.timedelta(days=1)
session_ids = session_client.list_sessions(updated_since=yesterday)
# [END list_sessions_service_bus]
try:
# [START receive_deferred_messages_service_bus]
seq_numbers = []
with queue_client.get_receiver(idle_timeout=3) as queue_receiver:
for message in queue_receiver:
seq_numbers.append(message.sequence_number)
message.defer()
# Receive deferred messages - provide sequence numbers of
# messages which were deferred.
deferred = queue_client.receive_deferred_messages(sequence_numbers=seq_numbers)
# [END receive_deferred_messages_service_bus]
except ValueError:
pass
deferred = []
try:
# [START settle_deferred_messages_service_bus]
queue_client.settle_deferred_messages('completed', deferred)
# [END settle_deferred_messages_service_bus]
except ValueError:
pass
# [START get_dead_letter_receiver]
# Get dead lettered messages
with queue_client.get_deadletter_receiver(idle_timeout=1) as dead_letter_receiver:
# Receive dead lettered message continuously
for message in dead_letter_receiver:
print(message)
message.complete()
