def main(req: func.HttpRequest) -> func.HttpResponse:
logging.info('Python HTTP trigger function processed a request.')
connection_str = "Endpoint=sb://{}/;SharedAccessKeyName={};SharedAccessKey={};EntityPath={}".format(
os.environ['EVENT_HUB_HOSTNAME'], os.environ['EVENT_HUB_SAS_POLICY'],
os.environ['EVENT_HUB_SAS_KEY'], os.environ['EVENT_HUB_NAME'])
client = EventHubClient.from_connection_string(connection_str)
req_body = req.get_json()
req_payload = json.dumps(req_body)
client = EventHubClient.from_connection_string(connection_str)
sender = client.add_sender(partition="0")
try:
client.run()
logging.info('Send Alert with this payload: %s', req_payload)
event_data = EventData(req_payload)
sender.send(event_data)
logging.info('Sent payload to Event Hub!')
except:
raise
finally:
client.stop()
return func.HttpResponse(f"Hello {req_body}!")
def test_example_eventhub_sync_sender_ops(live_eventhub_config, connection_str):
import os
# [START create_eventhub_client_sender_instance]
from azure.eventhub import EventHubClient
client = EventHubClient.from_connection_string(connection_str)
sender = client.add_sender(partition="0")
# [END create_eventhub_client_sender_instance]
# [START eventhub_client_sender_open]
client = EventHubClient.from_connection_string(connection_str)
sender = client.add_sender(partition="0")
try:
# Open the Sender using the supplied conneciton.
sender.open()
# Start sending
except:
raise
finally:
# Close down the send handler.
sender.close()
# [END eventhub_client_sender_open]
# [START eventhub_client_sender_close]
client = EventHubClient.from_connection_string(connection_str)
sender = client.add_sender(partition="0")
try:
# Open the Sender using the supplied conneciton.
sender.open()
# Start sending
except:
raise
finally:
# Close down the send handler.
sender.close()
def test_send_with_partition_key(connstr_receivers):
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender()
try:
client.run()
data_val = 0
for partition in [b"a", b"b", b"c", b"d", b"e", b"f"]:
partition_key = b"test_partition_" + partition
for i in range(50):
data = EventData(str(data_val))
data.partition_key = partition_key
data_val += 1
sender.send(data)
except:
raise
finally:
client.stop()
found_partition_keys = {}
for index, partition in enumerate(receivers):
received = partition.receive(timeout=5)
for message in received:
try:
existing = found_partition_keys[message.partition_key]
assert existing == index
except KeyError:
found_partition_keys[message.partition_key] = index
def test_long_running_send(connection_str):
if sys.platform.startswith('darwin'):
import pytest
pytest.skip("Skipping on OSX")
parser = argparse.ArgumentParser()
parser.add_argument("--duration", help="Duration in seconds of the test", type=int, default=30)
parser.add_argument("--payload", help="payload size", type=int, default=512)
parser.add_argument("--batch", help="Number of events to send and wait", type=int, default=1)
parser.add_argument("--conn-str", help="EventHub connection string", default=connection_str)
parser.add_argument("--eventhub", help="Name of EventHub")
parser.add_argument("--address", help="Address URI to the EventHub entity")
parser.add_argument("--sas-policy", help="Name of the shared access policy to authenticate with")
parser.add_argument("--sas-key", help="Shared access key")
args, _ = parser.parse_known_args()
if args.conn_str:
client = EventHubClient.from_connection_string(
args.conn_str,
eventhub=args.eventhub)
elif args.address:
client = EventHubClient(
args.address,
username=args.sas_policy,
password=args.sas_key)
else:
try:
import pytest
pytest.skip("Must specify either '--conn-str' or '--address'")
except ImportError:
raise ValueError("Must specify either '--conn-str' or '--address'")
try:
main(client, args)
except KeyboardInterrupt:
pass
def test_send_with_invalid_hostname(invalid_hostname, connstr_receivers):
_, receivers = connstr_receivers
client = EventHubClient.from_connection_string(invalid_hostname,
debug=False)
sender = client.add_sender()
with pytest.raises(EventHubError):
client.run()
def test_non_existing_entity_receiver(connection_str):
client = EventHubClient.from_connection_string(connection_str,
eventhub="nemo",
debug=False)
receiver = client.add_receiver("$default", "0")
with pytest.raises(EventHubError):
client.run()
def test_receive_with_custom_datetime_sync(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(connection_str, debug=False)
for i in range(5):
senders[0].send(EventData(b"Message before timestamp"))
time.sleep(60)
now = datetime.datetime.utcnow()
offset = datetime.datetime(now.year, now.month, now.day, now.hour, now.minute)
for i in range(5):
senders[0].send(EventData(b"Message after timestamp"))
receiver = client.add_receiver("$default", "0", offset=Offset(offset))
try:
client.run()
all_received = []
received = receiver.receive(timeout=1)
while received:
all_received.extend(received)
received = receiver.receive(timeout=1)
assert len(all_received) == 5
for received_event in all_received:
assert received_event.body_as_str() == "Message after timestamp"
assert received_event.enqueued_time > offset
except:
raise
finally:
client.stop()
def __init__(self):
# This test requires a previusly created Event Hub.
# In this example the name is "myeventhub", but it could be change below
connectionString = os.environ["EVENT_HUBS_CONNECTION_STRING"]
eventHubName = "myeventhub"
self.client = EventHubClient.from_connection_string(
connectionString, eventHubName)
def build_sender_client():
print(CONNECTION_STRING)
client = EventHubClient.from_connection_string(CONNECTION_STRING,
EVENT_HUB_TOPIC)
sender = client.add_sender(EVENT_HUB_PARTITION)
client.run()
return client, sender
def getEvents(lastOffset):
try:
client = EventHubClient.from_connection_string(cfg.connection_str)
EVENT_POSITION = EventPosition(lastOffset)
#for a vanilla eventhub replace "custom" consumer_group by "$default"
consumer = client.create_consumer(consumer_group="custom", partition_id=PARTITION, event_position=EVENT_POSITION, prefetch=100000)
total=0
last_offset = -1
with consumer:
batched_events = consumer.receive(max_batch_size=100000)
for event_data in batched_events:
last_offset = event_data.offset
last_sn = event_data.sequence_number
total += 1
print("Partition {}, Received {}, sn={} offset={}".format(
PARTITION,
total,
last_sn,
last_offset))
print (event_data)
getEvents(last_offset)
client.stop()
except:
print('got all events for now')
finally:
print('got all events for now')
client.stop()
def test_receive_with_offset_sync(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(connection_str, debug=False)
partitions = client.get_eventhub_info()
assert partitions["partition_ids"] == ["0", "1"]
receiver = client.add_receiver("$default", "0", offset=Offset('@latest'))
try:
client.run()
more_partitions = client.get_eventhub_info()
assert more_partitions["partition_ids"] == ["0", "1"]
received = receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Data"))
received = receiver.receive(timeout=5)
assert len(received) == 1
offset = received[0].offset
assert list(received[0].body) == [b'Data']
assert received[0].body_as_str() == "Data"
offset_receiver = client.add_receiver("$default", "0", offset=offset)
client.run()
received = offset_receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Message after offset"))
received = offset_receiver.receive(timeout=5)
assert len(received) == 1
except:
raise
finally:
client.stop()
def test_non_existing_entity_sender(connection_str):
client = EventHubClient.from_connection_string(connection_str,
eventhub="nemo",
debug=False)
sender = client.add_sender(partition="1")
with pytest.raises(EventHubError):
client.run()
def create_eventhub_client_from_iothub_connection_string(live_eventhub_config):
# [START create_eventhub_client_iot_connstr]
import os
from azure.eventhub import EventHubClient
iot_connection_str = os.environ['IOTHUB_CONNECTION_STR']
client = EventHubClient.from_connection_string(iot_connection_str)
def test_receive_with_custom_datetime_sync(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(connection_str,
network_tracing=False)
for i in range(5):
senders[0].send(EventData(b"Message before timestamp"))
time.sleep(65)
now = datetime.datetime.utcnow()
offset = datetime.datetime(now.year, now.month, now.day, now.hour,
now.minute)
for i in range(5):
senders[0].send(EventData(b"Message after timestamp"))
receiver = client.create_consumer(consumer_group="$default",
partition_id="0",
event_position=EventPosition(offset))
with receiver:
all_received = []
received = receiver.receive(timeout=1)
while received:
all_received.extend(received)
received = receiver.receive(timeout=1)
assert len(all_received) == 5
for received_event in all_received:
assert received_event.body_as_str() == "Message after timestamp"
assert received_event.enqueued_time > offset
def test_send_with_create_event_batch_sync(connstr_receivers):
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(
connection_str,
transport_type=TransportType.AmqpOverWebsocket,
network_tracing=False)
sender = client.create_producer()
event_data_batch = sender.create_batch(max_size=100000, partition_key="0")
while True:
try:
event_data_batch.try_add(EventData('A single event data'))
except ValueError:
break
sender.send(event_data_batch)
event_data_batch = sender.create_batch(max_size=100000)
while True:
try:
event_data_batch.try_add(EventData('A single event data'))
except ValueError:
break
sender.send(event_data_batch)
sender.close()
def test_receive_over_websocket_sync(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(
connection_str,
transport_type=TransportType.AmqpOverWebsocket,
network_tracing=False)
receiver = client.create_consumer(consumer_group="$default",
partition_id="0",
event_position=EventPosition('@latest'),
prefetch=500)
event_list = []
for i in range(20):
event_list.append(EventData("Event Number {}".format(i)))
with receiver:
received = receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(event_list)
time.sleep(1)
received = receiver.receive(max_batch_size=50, timeout=5)
assert len(received) == 20
def test_receive_with_sequence_no(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(connection_str,
network_tracing=False)
receiver = client.create_consumer(consumer_group="$default",
partition_id="0",
event_position=EventPosition('@latest'))
with receiver:
received = receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Data"))
time.sleep(1)
received = receiver.receive(timeout=5)
assert len(received) == 1
offset = received[0].sequence_number
offset_receiver = client.create_consumer(consumer_group="$default",
partition_id="0",
event_position=EventPosition(
offset, False))
with offset_receiver:
received = offset_receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Message next in sequence"))
time.sleep(1)
received = offset_receiver.receive(timeout=5)
assert len(received) == 1
def test_receive_with_offset_sync(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(connection_str,
network_tracing=False)
partitions = client.get_properties()
assert partitions["partition_ids"] == ["0", "1"]
receiver = client.create_consumer(consumer_group="$default",
partition_id="0",
event_position=EventPosition('@latest'))
with receiver:
more_partitions = client.get_properties()
assert more_partitions["partition_ids"] == ["0", "1"]
received = receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Data"))
received = receiver.receive(timeout=5)
assert len(received) == 1
offset = received[0].offset
assert list(received[0].body) == [b'Data']
assert received[0].body_as_str() == "Data"
offset_receiver = client.create_consumer(consumer_group="$default",
partition_id="0",
event_position=EventPosition(
offset, inclusive=False))
with offset_receiver:
received = offset_receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Message after offset"))
received = offset_receiver.receive(timeout=5)
assert len(received) == 1
def test_receive_with_inclusive_offset(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(connection_str,
network_tracing=False)
receiver = client.create_consumer(consumer_group="$default",
partition_id="0",
event_position=EventPosition('@latest'))
with receiver:
received = receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Data"))
time.sleep(1)
received = receiver.receive(timeout=5)
assert len(received) == 1
offset = received[0].offset
assert list(received[0].body) == [b'Data']
assert received[0].body_as_str() == "Data"
offset_receiver = client.create_consumer(consumer_group="$default",
partition_id="0",
event_position=EventPosition(
offset, inclusive=True))
with offset_receiver:
received = offset_receiver.receive(timeout=5)
assert len(received) == 1
def __init__(self):
connection_string = "Endpoint=sb://{}/;SharedAccessKeyName={};SharedAccessKey={};EntityPath={}".format(
Settings.eh.hostname, Settings.eh.sas_policy, Settings.eh.sas_key,
Settings.eh.event_hub_name)
self.client = EventHubClient.from_connection_string(connection_string)
self.sender = self.client.add_sender(partition="0")
self.client.run()
def test_send_with_partition_key(connection_str, receivers):
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender()
try:
client.run()
data_val = 0
for partition in [b"a", b"b", b"c", b"d", b"e", b"f"]:
partition_key = b"test_partition_" + partition
for i in range(50):
data = EventData(str(data_val))
data.partition_key = partition_key
data_val += 1
sender.send(data)
except:
raise
finally:
client.stop()
found_partition_keys = {}
for index, partition in enumerate(receivers):
received = partition.receive(timeout=5)
for message in received:
try:
existing = found_partition_keys[message.partition_key]
assert existing == index
except KeyError:
found_partition_keys[message.partition_key] = index
def test_receive_with_invalid_key_sync(invalid_key):
client = EventHubClient.from_connection_string(invalid_key, network_tracing=False)
receiver = client.create_consumer(consumer_group="$default", partition_id="0", event_position=EventPosition("-1"))
with pytest.raises(AuthenticationError):
receiver.receive(timeout=10)
receiver.close()
def test_send_batch_sync(connstr_receivers):
connection_str, receivers = connstr_receivers
def batched():
for i in range(10):
yield "Event number {}".format(i)
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender()
try:
client.run()
sender.send(EventData(batch=batched()))
except:
raise
finally:
client.stop()
time.sleep(1)
received = []
for r in receivers:
received.extend(r.receive(timeout=3))
assert len(received) == 10
for index, message in enumerate(received):
assert list(
message.body)[0] == "Event number {}".format(index).encode('utf-8')
def start_event_generation_sync_impl(cancellation_token):
random.seed(int(time.time())) # use ticks as seed
client = EventHubClient.from_connection_string(conn_str=EVENTHUB_CONNECTION_STRING, eventhub=EVENTHUB_NAME)
sender = client.add_sender()
client.run()
while cancellation_token.is_set():
try:
# Simulate sending data from 100 weather sensors
devices_data = []
for i in range(0, 100):
scale_factor = random.randrange(0,25)
windturbine_measure = generate_turbine_measure("Python_Turbine_" + str(i), scale_factor)
ev_data = serialize_windturbine_to_eventdata(windturbine_measure)
devices_data.append(ev_data)
sender.send(EventData(batch=[event for event in devices_data]))
logger.info("100 events sent!")
print(".", end='', flush=True)
except Exception as e:
logger.error(e)
client.stop()
def send_data():
EVENTHUBCONNECTIONSTRING = "<EventHubConnectionString>"
EVENTHUBNAME = "<EventHubName>"
telemetry_message = {
"deviceid":
"<Your device Id>",
"timestamp":
datetime.datetime.utcnow().isoformat(),
"version":
"1",
"sensors": [{
"id":
"<Your sensor Id>",
"sensordata": [{
"timestamp": datetime.datetime.utcnow().isoformat(),
"Temperature": random.randint(150, 170)
}]
}]
}
write_client = EventHubClient.from_connection_string(
EVENTHUBCONNECTIONSTRING, eventhub=EVENTHUBNAME, debug=True)
sender = write_client.add_sender(partition="0")
write_client.run()
print("Sending telemetry: " + json.dumps(telemetry_message))
sender.send(EventData(json.dumps(telemetry_message)))
write_client.stop()
def test_send_batch_with_app_prop_sync(connstr_receivers):
connection_str, receivers = connstr_receivers
app_prop_key = "raw_prop"
app_prop_value = "raw_value"
app_prop = {app_prop_key: app_prop_value}
def batched():
for i in range(10):
ed = EventData("Event number {}".format(i))
ed.application_properties = app_prop
yield ed
for i in range(10, 20):
ed = EventData("Event number {}".format(i))
ed.application_properties = app_prop
yield ed
client = EventHubClient.from_connection_string(connection_str, network_tracing=False)
sender = client.create_producer()
with sender:
sender.send(batched())
time.sleep(1)
received = []
for r in receivers:
received.extend(r.receive(timeout=3))
assert len(received) == 20
for index, message in enumerate(received):
assert list(message.body)[0] == "Event number {}".format(index).encode('utf-8')
assert (app_prop_key.encode('utf-8') in message.application_properties) \
and (dict(message.application_properties)[app_prop_key.encode('utf-8')] == app_prop_value.encode('utf-8'))
def test_receive_with_sequence_no(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(connection_str, debug=False)
receiver = client.add_receiver("$default", "0", offset=Offset('@latest'))
try:
client.run()
received = receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Data"))
time.sleep(1)
received = receiver.receive(timeout=5)
assert len(received) == 1
offset = received[0].sequence_number
offset_receiver = client.add_receiver("$default", "0", offset=Offset(offset))
client.run()
received = offset_receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Message next in sequence"))
time.sleep(1)
received = offset_receiver.receive(timeout=5)
assert len(received) == 1
except:
raise
finally:
client.stop()
def test_send_with_forced_conn_close_sync(connstr_receivers, sleep):
pytest.skip("This test is similar to the above one")
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str,
network_tracing=False)
sender = client.create_producer()
with sender:
sender.send(EventData(b"A single event"))
sender._handler._connection._conn.destroy()
if sleep:
time.sleep(300)
else:
sender._handler._connection._conn.destroy()
sender.send(EventData(b"A single event"))
sender.send(EventData(b"A single event"))
if sleep:
time.sleep(300)
else:
sender._handler._connection._conn.destroy()
sender.send(EventData(b"A single event"))
sender.send(EventData(b"A single event"))
received = []
for r in receivers:
if not sleep:
r._handler._connection._conn.destroy()
received.extend(r.receive(timeout=1))
assert len(received) == 5
assert list(received[0].body)[0] == b"A single event"
def test_receive_with_datetime(connection_str, senders):
client = EventHubClient.from_connection_string(connection_str, debug=False)
partitions = client.get_eventhub_info()
assert partitions["partition_ids"] == ["0", "1"]
receiver = client.add_receiver("$default", "0", offset=Offset('@latest'))
try:
client.run()
more_partitions = client.get_eventhub_info()
assert more_partitions["partition_ids"] == ["0", "1"]
received = receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Data"))
received = receiver.receive(timeout=5)
assert len(received) == 1
offset = received[0].enqueued_time
offset_receiver = client.add_receiver("$default", "0", offset=Offset(offset))
client.run()
received = offset_receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Message after timestamp"))
received = offset_receiver.receive(timeout=5)
assert len(received) == 1
except:
raise
finally:
client.stop()
def test_receive_with_inclusive_offset(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(connection_str, debug=False)
receiver = client.add_receiver("$default", "0", offset=Offset('@latest'))
try:
client.run()
received = receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Data"))
time.sleep(1)
received = receiver.receive(timeout=5)
assert len(received) == 1
offset = received[0].offset
assert list(received[0].body) == [b'Data']
assert received[0].body_as_str() == "Data"
offset_receiver = client.add_receiver("$default", "0", offset=Offset(offset.value, inclusive=True))
client.run()
received = offset_receiver.receive(timeout=5)
assert len(received) == 1
except:
raise
finally:
client.stop()
def test_create_batch_with_none_sync(connection_str):
client = EventHubClient.from_connection_string(connection_str,
network_tracing=False)
sender = client.create_producer()
batch_event_data = sender.create_batch(max_size=300, partition_key="key")
with pytest.raises(ValueError):
batch_event_data.try_add(EventData(None))
sender.close()
def test_create_batch_with_too_large_size_sync(connection_str):
client = EventHubClient.from_connection_string(connection_str,
network_tracing=False)
sender = client.create_producer()
with pytest.raises(ValueError):
batch_event_data = sender.create_batch(max_size=5 * 1024 * 1024,
partition_key="key")
sender.close()
def test_send_with_invalid_policy(invalid_policy, connstr_receivers):
_, receivers = connstr_receivers
client = EventHubClient.from_connection_string(invalid_policy,
network_tracing=False)
sender = client.create_producer()
with pytest.raises(AuthenticationError):
sender.send(EventData("test data"))
sender.close()
def test_send_to_invalid_partitions(connection_str):
partitions = ["XYZ", "-1", "1000", "-" ]
for p in partitions:
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender(partition=p)
try:
with pytest.raises(EventHubError):
client.run()
finally:
client.stop()
def test_send_partition_key_with_partition_sync(connection_str):
client = EventHubClient.from_connection_string(connection_str, debug=True)
sender = client.add_sender(partition="1")
try:
client.run()
data = EventData(b"Data")
data.partition_key = b"PKey"
with pytest.raises(ValueError):
sender.send(data)
finally:
client.stop()
def test_send_null_body(connection_str):
partitions = ["XYZ", "-1", "1000", "-" ]
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender()
try:
client.run()
with pytest.raises(ValueError):
data = EventData(None)
sender.send(data)
finally:
client.stop()
def test_receive_from_invalid_partitions_sync(connection_str):
partitions = ["XYZ", "-1", "1000", "-" ]
for p in partitions:
client = EventHubClient.from_connection_string(connection_str, debug=True)
receiver = client.add_receiver("$default", p)
try:
with pytest.raises(EventHubError):
client.run()
receiver.receive(timeout=10)
finally:
client.stop()
def test_message_body_types(connstr_senders):
connection_str, senders = connstr_senders
client = EventHubClient.from_connection_string(connection_str, debug=False)
receiver = client.add_receiver("$default", "0", offset=Offset('@latest'))
try:
client.run()
received = receiver.receive(timeout=5)
assert len(received) == 0
senders[0].send(EventData(b"Bytes Data"))
time.sleep(1)
received = receiver.receive(timeout=5)
assert len(received) == 1
assert list(received[0].body) == [b'Bytes Data']
assert received[0].body_as_str() == "Bytes Data"
with pytest.raises(TypeError):
received[0].body_as_json()
senders[0].send(EventData("Str Data"))
time.sleep(1)
received = receiver.receive(timeout=5)
assert len(received) == 1
assert list(received[0].body) == [b'Str Data']
assert received[0].body_as_str() == "Str Data"
with pytest.raises(TypeError):
received[0].body_as_json()
senders[0].send(EventData(b'{"test_value": "JSON bytes data", "key1": true, "key2": 42}'))
time.sleep(1)
received = receiver.receive(timeout=5)
assert len(received) == 1
assert list(received[0].body) == [b'{"test_value": "JSON bytes data", "key1": true, "key2": 42}']
assert received[0].body_as_str() == '{"test_value": "JSON bytes data", "key1": true, "key2": 42}'
assert received[0].body_as_json() == {"test_value": "JSON bytes data", "key1": True, "key2": 42}
senders[0].send(EventData('{"test_value": "JSON str data", "key1": true, "key2": 42}'))
time.sleep(1)
received = receiver.receive(timeout=5)
assert len(received) == 1
assert list(received[0].body) == [b'{"test_value": "JSON str data", "key1": true, "key2": 42}']
assert received[0].body_as_str() == '{"test_value": "JSON str data", "key1": true, "key2": 42}'
assert received[0].body_as_json() == {"test_value": "JSON str data", "key1": True, "key2": 42}
senders[0].send(EventData(42))
time.sleep(1)
received = receiver.receive(timeout=5)
assert len(received) == 1
assert received[0].body_as_str() == "42"
assert received[0].body == 42
except:
raise
finally:
client.stop()
def test_send_too_large_message(connection_str):
if sys.platform.startswith('darwin'):
pytest.skip("Skipping on OSX - open issue regarding message size")
client = EventHubClient.from_connection_string(connection_str, debug=True)
sender = client.add_sender()
try:
client.run()
data = EventData(b"A" * 300000)
with pytest.raises(EventHubError):
sender.send(data)
finally:
client.stop()
def connstr_senders(connection_str):
client = EventHubClient.from_connection_string(connection_str, debug=True)
eh_hub_info = client.get_eventhub_info()
partitions = eh_hub_info["partition_ids"]
senders = []
for p in partitions:
senders.append(client.add_sender(partition=p))
client.run()
yield connection_str, senders
client.stop()
def test_example_eventhub_sync_receiver_ops(live_eventhub_config, connection_str):
import os
# [START create_eventhub_client_receiver_instance]
from azure.eventhub import EventHubClient, Offset
client = EventHubClient.from_connection_string(connection_str)
receiver = client.add_receiver(consumer_group="$default", partition="0", offset=Offset('@latest'))
# [END create_eventhub_client_receiver_instance]
# [START eventhub_client_receiver_open]
client = EventHubClient.from_connection_string(connection_str)
receiver = client.add_receiver(consumer_group="$default", partition="0", offset=Offset('@latest'))
try:
# Open the Receiver using the supplied conneciton.
receiver.open()
# Start receiving
except:
raise
finally:
# Close down the receive handler.
receiver.close()
# [END eventhub_client_receiver_open]
# [START eventhub_client_receiver_close]
client = EventHubClient.from_connection_string(connection_str)
receiver = client.add_receiver(consumer_group="$default", partition="0", offset=Offset('@latest'))
try:
# Open the Receiver using the supplied conneciton.
receiver.open()
# Start receiving
except:
raise
finally:
# Close down the receive handler.
receiver.close()
# [END eventhub_client_receiver_close]
def test_send_partition(connstr_receivers):
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender(partition="1")
try:
client.run()
sender.send(EventData(b"Data"))
except:
raise
finally:
client.stop()
partition_0 = receivers[0].receive(timeout=2)
assert len(partition_0) == 0
partition_1 = receivers[1].receive(timeout=2)
assert len(partition_1) == 1
def test_send_non_ascii(connstr_receivers):
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender(partition="0")
try:
client.run()
sender.send(EventData(u"é,è,à,ù,â,ê,î,ô,û"))
sender.send(EventData(json.dumps({"foo": u"漢字"})))
except:
raise
finally:
client.stop()
partition_0 = receivers[0].receive(timeout=2)
assert len(partition_0) == 2
assert partition_0[0].body_as_str() == u"é,è,à,ù,â,ê,î,ô,û"
assert partition_0[1].body_as_json() == {"foo": u"漢字"}
def connstr_receivers(connection_str):
client = EventHubClient.from_connection_string(connection_str, debug=False)
eh_hub_info = client.get_eventhub_info()
partitions = eh_hub_info["partition_ids"]
recv_offset = Offset("@latest")
receivers = []
for p in partitions:
receivers.append(client.add_receiver("$default", p, prefetch=500, offset=Offset("@latest")))
client.run()
for r in receivers:
r.receive(timeout=1)
yield connection_str, receivers
client.stop()
def test_long_running_receive(connection_str):
parser = argparse.ArgumentParser()
parser.add_argument("--duration", help="Duration in seconds of the test", type=int, default=30)
parser.add_argument("--consumer", help="Consumer group name", default="$default")
parser.add_argument("--partitions", help="Comma seperated partition IDs")
parser.add_argument("--offset", help="Starting offset", default="-1")
parser.add_argument("--conn-str", help="EventHub connection string", default=connection_str)
parser.add_argument("--eventhub", help="Name of EventHub")
parser.add_argument("--address", help="Address URI to the EventHub entity")
parser.add_argument("--sas-policy", help="Name of the shared access policy to authenticate with")
parser.add_argument("--sas-key", help="Shared access key")
args, _ = parser.parse_known_args()
if args.conn_str:
client = EventHubClient.from_connection_string(
args.conn_str,
eventhub=args.eventhub, debug=False)
elif args.address:
client = EventHubClient(
args.address,
username=args.sas_policy,
password=args.sas_key)
else:
try:
import pytest
pytest.skip("Must specify either '--conn-str' or '--address'")
except ImportError:
raise ValueError("Must specify either '--conn-str' or '--address'")
try:
if not args.partitions:
partitions = get_partitions(client)
else:
partitions = args.partitions.split(",")
pumps = {}
for pid in partitions:
pumps[pid] = client.add_receiver(
consumer_group=args.consumer,
partition=pid,
offset=Offset(args.offset),
prefetch=50)
client.run()
pump(pumps, args.duration)
finally:
client.stop()
def test_send_multiple_clients(connstr_receivers):
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender_0 = client.add_sender(partition="0")
sender_1 = client.add_sender(partition="1")
try:
client.run()
sender_0.send(EventData(b"Message 0"))
sender_1.send(EventData(b"Message 1"))
except:
raise
finally:
client.stop()
partition_0 = receivers[0].receive(timeout=2)
assert len(partition_0) == 1
partition_1 = receivers[1].receive(timeout=2)
assert len(partition_1) == 1
def test_send_single_event(connstr_receivers):
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender()
try:
client.run()
sender.send(EventData(b"A single event"))
except:
raise
finally:
client.stop()
received = []
for r in receivers:
received.extend(r.receive(timeout=1))
assert len(received) == 1
assert list(received[0].body)[0] == b"A single event"
def test_send_array_sync(connstr_receivers):
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str, debug=True)
sender = client.add_sender()
try:
client.run()
sender.send(EventData([b"A", b"B", b"C"]))
except:
raise
finally:
client.stop()
received = []
for r in receivers:
received.extend(r.receive(timeout=1))
assert len(received) == 1
assert list(received[0].body) == [b"A", b"B", b"C"]
def test_send_with_long_interval_sync(connstr_receivers):
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str, debug=True)
sender = client.add_sender()
try:
client.run()
sender.send(EventData(b"A single event"))
for _ in range(2):
time.sleep(300)
sender.send(EventData(b"A single event"))
finally:
client.stop()
received = []
for r in receivers:
received.extend(r.receive(timeout=1))
assert len(received) == 3
assert list(received[0].body)[0] == b"A single event"
def test_send_and_receive_large_body_size(connstr_receivers):
if sys.platform.startswith('darwin'):
pytest.skip("Skipping on OSX - open issue regarding message size")
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender()
try:
client.run()
payload = 250 * 1024
sender.send(EventData("A" * payload))
except:
raise
finally:
client.stop()
received = []
for r in receivers:
received.extend(r.receive(timeout=4))
assert len(received) == 1
assert len(list(received[0].body)[0]) == payload
def test_send_partition_batch(connstr_receivers):
connection_str, receivers = connstr_receivers
def batched():
for i in range(10):
yield "Event number {}".format(i)
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender(partition="1")
try:
client.run()
sender.send(EventData(batch=batched()))
time.sleep(1)
except:
raise
finally:
client.stop()
partition_0 = receivers[0].receive(timeout=2)
assert len(partition_0) == 0
partition_1 = receivers[1].receive(timeout=2)
assert len(partition_1) == 10
def test_send_with_forced_conn_close_sync(connstr_receivers):
connection_str, receivers = connstr_receivers
client = EventHubClient.from_connection_string(connection_str, debug=True)
sender = client.add_sender()
try:
client.run()
sender.send(EventData(b"A single event"))
sender._handler._message_sender.destroy()
time.sleep(300)
sender.send(EventData(b"A single event"))
sender.send(EventData(b"A single event"))
sender._handler._message_sender.destroy()
time.sleep(300)
sender.send(EventData(b"A single event"))
sender.send(EventData(b"A single event"))
finally:
client.stop()
received = []
for r in receivers:
received.extend(r.receive(timeout=1))
assert len(received) == 5
assert list(received[0].body)[0] == b"A single event"
def test_example_eventhub_transfer(connection_str):
import os
from azure.eventhub import EventHubClient, EventData
client = EventHubClient.from_connection_string(connection_str)
sender = client.add_sender()
try:
client.run()
# [START eventhub_client_transfer]
logger = logging.getLogger("azure.eventhub")
def callback(outcome, condition):
logger.info("Message sent. Outcome: {}, Condition: {}".format(
outcome, condition))
event_data = EventData(b"A single event")
sender.transfer(event_data, callback=callback)
sender.wait()
# [END eventhub_client_transfer]
except:
raise
finally:
client.stop()
def test_send_batch_with_app_prop_sync(connstr_receivers):
pytest.skip("Waiting on uAMQP release")
connection_str, receivers = connstr_receivers
def batched():
for i in range(10):
yield "Event number {}".format(i)
for i in range(10, 20):
yield EventData("Event number {}".format(i))
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender()
try:
client.run()
app_prop_key = "raw_prop"
app_prop_value = "raw_value"
batch_app_prop = {app_prop_key:app_prop_value}
batch_event = EventData(batch=batched())
batch_event.application_properties = batch_app_prop
sender.send(batch_event)
except:
raise
finally:
client.stop()
time.sleep(1)
received = []
for r in receivers:
received.extend(r.receive(timeout=3))
assert len(received) == 20
for index, message in enumerate(received):
assert list(message.body)[0] == "Event number {}".format(index).encode('utf-8')
assert (app_prop_key.encode('utf-8') in message.application_properties) \
and (dict(message.application_properties)[app_prop_key.encode('utf-8')] == app_prop_value.encode('utf-8'))
def test_send_batch_sync(connstr_receivers):
connection_str, receivers = connstr_receivers
def batched():
for i in range(10):
yield "Event number {}".format(i)
client = EventHubClient.from_connection_string(connection_str, debug=False)
sender = client.add_sender()
try:
client.run()
sender.send(EventData(batch=batched()))
except:
raise
finally:
client.stop()
time.sleep(1)
received = []
for r in receivers:
received.extend(r.receive(timeout=3))
assert len(received) == 10
for index, message in enumerate(received):
assert list(message.body)[0] == "Event number {}".format(index).encode('utf-8')
def test_send_with_invalid_policy(invalid_policy, connstr_receivers):
_, receivers = connstr_receivers
client = EventHubClient.from_connection_string(invalid_policy, debug=False)
sender = client.add_sender()
with pytest.raises(EventHubError):
client.run()
def test_receive_with_invalid_policy_sync(invalid_policy):
client = EventHubClient.from_connection_string(invalid_policy, debug=True)
receiver = client.add_receiver("$default", "0")
with pytest.raises(EventHubError):
client.run()
def test_non_existing_entity_sender(connection_str):
client = EventHubClient.from_connection_string(connection_str, eventhub="nemo", debug=False)
sender = client.add_sender(partition="1")
with pytest.raises(EventHubError):
client.run()
def test_non_existing_entity_receiver(connection_str):
client = EventHubClient.from_connection_string(connection_str, eventhub="nemo", debug=False)
receiver = client.add_receiver("$default", "0")
with pytest.raises(EventHubError):
client.run()
def test_example_eventhub_sync_send_and_receive(live_eventhub_config):
# [START create_eventhub_client_connstr]
import os
from azure.eventhub import EventHubClient
connection_str = "Endpoint=sb://{}/;SharedAccessKeyName={};SharedAccessKey={};EntityPath={}".format(
os.environ['EVENT_HUB_HOSTNAME'],
os.environ['EVENT_HUB_SAS_POLICY'],
os.environ['EVENT_HUB_SAS_KEY'],
os.environ['EVENT_HUB_NAME'])
client = EventHubClient.from_connection_string(connection_str)
# [END create_eventhub_client_connstr]
from azure.eventhub import EventData, Offset
# [START create_eventhub_client_sender]
client = EventHubClient.from_connection_string(connection_str)
# Add a sender to the client object.
sender = client.add_sender(partition="0")
# [END create_eventhub_client_sender]
# [START create_eventhub_client_receiver]
client = EventHubClient.from_connection_string(connection_str)
# Add a receiver to the client object.
receiver = client.add_receiver(consumer_group="$default", partition="0", offset=Offset('@latest'))
# [END create_eventhub_client_receiver]
# [START create_eventhub_client_epoch_receiver]
client = EventHubClient.from_connection_string(connection_str)
# Add a receiver to the client object with an epoch value.
epoch_receiver = client.add_epoch_receiver(consumer_group="$default", partition="0", epoch=42)
# [END create_eventhub_client_epoch_receiver]
# [START eventhub_client_run]
client = EventHubClient.from_connection_string(connection_str)
# Add Senders/Receivers
try:
client.run()
# Start sending and receiving
except:
raise
finally:
client.stop()
# [END eventhub_client_run]
client = EventHubClient.from_connection_string(connection_str)
sender = client.add_sender(partition="0")
receiver = client.add_receiver(consumer_group="$default", partition="0", offset=Offset('@latest'))
try:
# Opens the connection and starts running all Sender/Receiver clients.
client.run()
# Start sending and receiving
# [START create_event_data]
event_data = EventData("String data")
event_data = EventData(b"Bytes data")
event_data = EventData([b"A", b"B", b"C"])
def batched():
for i in range(10):
yield "Batch data, Event number {}".format(i)
event_data = EventData(batch=batched())
# [END create_event_data]
# [START eventhub_client_sync_send]
event_data = EventData(b"A single event")
sender.send(event_data)
# [END eventhub_client_sync_send]
time.sleep(1)
# [START eventhub_client_sync_receive]
logger = logging.getLogger("azure.eventhub")
received = receiver.receive(timeout=5, max_batch_size=1)
for event_data in received:
logger.info("Message received:{}".format(event_data.body_as_str()))
# [END eventhub_client_sync_receive]
assert len(received) == 1
assert received[0].body_as_str() == "A single event"
assert list(received[-1].body)[0] == b"A single event"
except:
raise
finally:
client.stop()
# [START eventhub_client_stop]
client = EventHubClient.from_connection_string(connection_str)
# Add Senders/Receivers
try:
client.run()
# Start sending and receiving
except:
raise
finally:
client.stop()
