a1.sources = r1
a1.channels = c1
a1.sinks = k1
a1.sources.r1.type = netcat
a1.sources.r1.bind = hadoop102
a1.sources.r1.port = 44444
#设置一个拦截器（用来向headers中添加时间戳）
a1.sources.r1.interceptors = i1
a1.sources.r1.interceptors.i1.type = timestamp
a1.channels.c1.type = memory
a1.channels.c1.capacity = 1000
a1.sinks.k1.type = logger
a1.sources.r1.channels = c1
a1.sinks.k1.channel = c1