["auto.offset.reset"] ="lastest"//设置获取最新的消息,要设置什么去官方文档找,直接通过key-value方式设置即可};using(varconsumer =newEventConsumer(config, UtilityConfig._brokerlist)) {//代码逻辑 config部分源码 publicstringthis[stringname] {set{this.handle.Set(name, value); }get{returnthis.handle...
rd_kafka_topic_partition_t 所在文件: src/rdkafka.h 定义了一个partition的相关数据结构, 简单定义, 占位符 定义: typedef struct rd_kafka_topic_partition_s { char *topic; /**< Topic name */ int32_t partition; /**< Partition */ int64_t offset; /**< Offset */ void *metadata; /**<...
Kafka Consumer Auto Offset Reset 引言 当没有初始化的位移(offset)时,这个auto.offset.reset配置定义了一个消费者(consumer)在某个主题(topic)的分区(partition)消费时,该如何去消费。当一个新的消费者组被定义并且首次监听某个主题时,我们通常会关注到这个配置。这个配置将会告诉组内的消费者们是从分区的开头还...
void event_cb(RdKafka::Event &event) override { switch (event.type()) { case RdKafka::Event::EVENT_ERROR: std::cerr << "ERROR (" << RdKafka::err2str(event.err()) << "): " << event.str() << std::endl; if (event.err() == RdKafka::ERR__ALL_BROKERS_DOWN) run = fal...
rd_kafka_resp_err_t err, rd_kafka_topic_partition_list_t*offsets,void*opaque);void*opaque;intsilent_empty;/**< Fail silently if there are no * offsets to commit.*/rd_ts_t ts_timeout;char*reason; } offset_commit;struct{ rd_kafka_topic_partition_list_t*topics; ...
Hello. I need re-use a group-id and reset the off-set of the topic. I tried to use assign for this topic, setting offset to -2 but all topics in this same group-id have theirs offset reset too. I tried use rd_kafka_topic_partition_list_set_offset but without sucess. Is it poss...
$consumer->commit($message);//手动提交offset break; case RD_KAFKA_RESP_ERR__PARTITION_EOF: echo "No more messages; will wait for more\n"; break; case RD_KAFKA_RESP_ERR__TIMED_OUT: echo "Timed out\n"; break; default: throw new \Exception($message->errstr(), $message->err); ...
rd_kafka_op_cb_t*rko_op_cb;//一个 union类型, 不同的op类型需要各自特定的数据结构,统一定义在这个 union中union{struct{rd_kafka_buf_t*rkbuf;rd_kafka_msg_t rkm;intevidx;}fetch;struct{rd_kafka_topic_partition_list_t*partitions;intdo_free;/* free .partitions on destroy() */}offset_...
rkmessage->len, rkmessage->partition); } } int main() { rd_kafka_conf_t *conf = rd_kafka_conf_new(); // 设置Kafka集群的地址 rd_kafka_conf_set(conf, "bootstrap.servers", "localhost:9092", NULL, 0); // 设置ack等于1,表示leader副本收到消息后即认为发送成功 rd_kafk...
Shortened from my code, I ask startoffsets and tried to give them to the assign: void rebalanceCallback(rd_kafka_t *rk, rd_kafka_resp_err_t err, rd_kafka_topic_partition_list_t *partitions) { switch(err) { case RD_KAFKA_RESP_ERR__ASSIGN_PARTITIONS: { std::set < int32_t > new...