add log_flg for producer.

Get log flg for consumerlog.info("",zap.string(LogFlg,"logflg"))=> call AddLogFlg method.

Get rabbitMqWriteSysncer.

std consoleomitted key.

zap FAQhttps://github.com/uber-go/zap/blob/master/FAQ.md#does-zap-support-log-rotationfileName : outPath file;maxSize : megabytes ;MaxBackups: number of log files default is not removedMaxAge: daysproduction level :info, warn ,erroraddCaller: call line numberomitted key.

direct write data to file.

get log rotate instance.

log flg below to which log file.

log server mq default config.

log rotate.

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