<source>
@type tail
path /data1/td-agent/wechat-tag*.log
tag wechat-tag
read_from_head true
format none
pos_file /var/log/td-agent/wechat-tag.pos
</source>
<match wechat-tag>
@type kafka_buffered
brokers myserver.com:9092
buffer_type file
buffer_path /var/log/td-agent/buffer/wechat-tag
flush_interval 10s
output_data_type attr: message
</match>
解释说明：
topic: wechat-tag
broker:myserver.com:9092
pos_file 为了记录消费文件的位置，防止重启tdagent以后重复消费
output_data_type：只发送message字段里的内容