// commitOffset sends an offset message to kafka for the given consumer group
func commitOffset(broker *sarama.Broker, topic string, partition int32, group string, offset int64, generationID int32, memberID string) {
v := int16(0)
if config.offset.version.IsAtLeast(sarama.V0_8_2_0) {
v = 1
}
if config.offset.version.IsAtLeast(sarama.V0_9_0_0) {
v = 2
}
req := &sarama.OffsetCommitRequest{
Version: v,
ConsumerGroup: group,
ConsumerGroupGeneration: generationID,
ConsumerID: memberID,
RetentionTime: -1,
}
req.AddBlock(topic, partition, offset, 0, "")
offsetResp, err := broker.CommitOffset(req)
if err != nil {
fmt.Fprintf(os.Stderr, "Failed to commit offsets. err=%v\n", err)
os.Exit(1)
} else if len(offsetResp.Errors) > 0 {
for topic, perrs := range offsetResp.Errors {
for partition, kerr := range perrs {
if kerr != sarama.ErrNoError {
fmt.Fprintf(os.Stderr, "Failed to commit offsets topic=%s, partition=%s. err=%v\n", topic, partition, err)
os.Exit(1)
}
}
}
}
}
