"""
return AccessToken(self.token, self.expiry)
# Target namespace and hub must also be specified. Consumer group is set to default unless required otherwise.
FULLY_QUALIFIED_NAMESPACE = os.environ['EVENT_HUB_HOSTNAME']
EVENTHUB_NAME = os.environ['EVENT_HUB_NAME']
CONSUMER_GROUP = "$Default"
# The following part creates a SAS token. Users can use any way to create a SAS token.
SAS_POLICY = os.environ['EVENT_HUB_SAS_POLICY']
SAS_KEY = os.environ['EVENT_HUB_SAS_KEY']
uri = "sb://{}/{}".format(FULLY_QUALIFIED_NAMESPACE, EVENTHUB_NAME)
token_ttl = 3000 # seconds
sas_token = generate_sas_token(uri, SAS_POLICY, SAS_KEY, token_ttl)
# end of creating a SAS token
consumer_client = EventHubConsumerClient(
fully_qualified_namespace=FULLY_QUALIFIED_NAMESPACE,
eventhub_name=EVENTHUB_NAME,
consumer_group=CONSUMER_GROUP,
credential=CustomizedSASCredential(sas_token,
time.time() + token_ttl),
logging_enable=True)
with consumer_client:
consumer_client.receive(
lambda pc, event: print(pc.partition_id, ":", event),
starting_position=-1)
"""
This method is automatically called when token is about to expire.
"""
return AccessToken(self.token, self.expiry)
# Target namespace and hub must also be specified. Consumer group is set to default unless required otherwise.
FULLY_QUALIFIED_NAMESPACE = os.environ['EVENT_HUB_HOSTNAME']
EVENTHUB_NAME = os.environ['EVENT_HUB_NAME']
CONSUMER_GROUP = "$Default"
# The following part creates a SAS token. Users can use any way to create a SAS token.
SAS_POLICY = os.environ['EVENT_HUB_SAS_POLICY']
SAS_KEY = os.environ['EVENT_HUB_SAS_KEY']
uri = "sb://{}/{}".format(FULLY_QUALIFIED_NAMESPACE, EVENTHUB_NAME)
token_ttl = 3000 # seconds
sas_token = generate_sas_token(uri, SAS_POLICY, SAS_KEY, token_ttl)
# end of creating a SAS token
consumer_client = EventHubConsumerClient(
fully_qualified_namespace=FULLY_QUALIFIED_NAMESPACE,
eventhub_name=EVENTHUB_NAME,
consumer_group=CONSUMER_GROUP,
credential=CustomizedSASCredential(sas_token,
time.time() + token_ttl),
logging_enable=True)
with consumer_client:
consumer_client.receive(on_event, starting_position=-1)
#read config file
config = json.loads(open('config.json','r').read())
#App details and further config
tenantID = config["tenantID"]
clientID = config["clientID"]
clientSecret = config["clientSecret"]
ehaddress = config["eventhubNamespaceURI"] #needs to be in FQDN format without protocal prefix, e.g. "myeventhubnamespace.servicebus.windows.net"
eventhub_name = "mitest"
consumer_group = '$Default'
#create identity
identity = ClientSecretCredential(tenant_id=tenantID, client_id=clientID, client_secret=clientSecret )
#create client object for consumer
ehclient = EventHubConsumerClient(credential= identity, fully_qualified_namespace=ehaddress, eventhub_name=eventhub_name, consumer_group = consumer_group)
#funtion that needs to be implemented and passed as a parameter to receive()
def on_event(partition_context, event):
print("Received event from partition {}".format(partition_context.partition_id))
print(event.body_as_str())
partition_context.update_checkpoint(event)
ehclient.receive(
on_event=on_event,
starting_position="-1", # "-1" is from the beginning of the partition.
)
# receive events from specified partition:
# client.receive(on_event=on_event, partition_id='0')
