使用grep和sed正则表达式从日志中提取信息

2021-08-04  本文已影响0人  十毛tenmao

有时候在做简易日志分析的时候,需要从特定的日志记录中提取特定的信息

信息提取

假如有如下错误日志,我们需要提取shopId和orderNo

{"@message":"[2021-08-04 00:10:00.756][scheduling-1][ERROR][ProfitSharingCrontabManager:235][maibao-transaction][b0dab5d4eaa9e063]: fail to request profit sharing: order[ProfitSharingFinishOrder(id=15668, buyerId=11862667, shopId=406924, subMchid=1547072391, orderNo=MBORDER0080011608448, transactionId=4340800671202019714263, outOrderNo=MBPROFIN00700118042, wxOrderId=null, closeReason=null, finishAmount=null, status=NEW, deleted=0, finishTime=null, createTime=2021-07-28T16:41:28, updateTime=2021-07-28T16:41:28)]\ncom.tencent.maibao.transaction.WxException: 对同笔订单分账频率过高\n\
grep -F "fail to request profit sharing" all.log | grep "ProfitSharingCrontabManager:235" > log.dat
sed 's/.*shopId=\([0-9]*\).*orderNo=\(MBORDER[0-9]*\).*/\1 \2/g' log.dat
sed -E 's/.*shopId=([0-9]+).*orderNo=(MBORDER[0-9]+).*/\1 \2/g' log.dat

正则表达式不同之处

sed默认正则表达式

sed扩展正则表达式

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