# kafka-consumer-groups
#
# A command-line tool to manage Kafka consumer groups
#
# see https://kafka.apache.org/documentation/#basic_ops_consumer_group

# list all consumer groups
kafka-consumer-groups --bootstrap-server localhost:9092 --list

# describe a consumer group
kafka-consumer-groups --bootstrap-server localhost:9092 \
                      --group group-name \
                      --describe

# reset consumer offsets for a topic to the earliest offset
kafka-consumer-groups --bootstrap-server localhost:9092 \
                      --group group-name \
                      --reset-offsets \
                      --to-earliest \
                      --topic topic-name \
                      --execute

# reset consumer offsets for all topics to the earliest offset
kafka-consumer-groups --bootstrap-server localhost:9092 \
                      --group group-name \
                      --reset-offsets \
                      --to-earliest \
                      --all-topics \
                      --execute

# delete a consumer group
kafka-consumer-groups --bootstrap-server localhost:9092 \
                      --group group-name \
                      --delete