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transactions_utils.py
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transactions_utils.py
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from kafkatest.services.transactional_message_copier import TransactionalMessageCopier
from ducktape.utils.util import wait_until
def create_and_start_message_copier(test_context, kafka, consumer_group, input_topic, input_partition,
output_topic, transaction_size, transaction_timeout, transactional_id, use_group_metadata):
message_copier = TransactionalMessageCopier(
context=test_context,
num_nodes=1,
kafka=kafka,
transactional_id=transactional_id,
consumer_group=consumer_group,
input_topic=input_topic,
input_partition=input_partition,
output_topic=output_topic,
max_messages=-1,
transaction_size=transaction_size,
transaction_timeout=transaction_timeout,
use_group_metadata=use_group_metadata
)
message_copier.start()
wait_until(lambda: message_copier.alive(message_copier.nodes[0]),
timeout_sec=10,
err_msg="Message copier failed to start after 10 s")
return message_copier
def create_and_start_copiers(test_context, kafka, consumer_group, input_topic, output_topic, transaction_size,
transaction_timeout, num_copiers, use_group_metadata):
copiers = []
for i in range(0, num_copiers):
copiers.append(create_and_start_message_copier(
test_context=test_context,
kafka=kafka,
consumer_group=consumer_group,
input_topic=input_topic,
output_topic=output_topic,
input_partition=i,
transaction_size=transaction_size,
transaction_timeout=transaction_timeout,
transactional_id="copier-" + str(i),
use_group_metadata=use_group_metadata
))
return copiers