qmknzhz
V2EX  ›  问与答

grok 正则匹配问题

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  •   qmknzhz · Aug 10, 2018 · 1878 views
    This topic created in 2838 days ago, the information mentioned may be changed or developed.

    请问一下,使用 grok 正则提取 nginx 的日志时,有多个相同标签的信息要怎么提取?

    我自己整的,只能匹配一个 (?:([tag "%{DATA:tag}"]).* )+

    待匹配字段,需要将四个信息都提取: [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"]

    2 replies    2018-08-11 10:14:26 +08:00
    qmknzhz
        1
    qmknzhz  
    OP
       Aug 11, 2018
    沉了吗,急急如律令,召唤大佬!!!
    附 grok 在线测试网址: https://grokdebug.herokuapp.com/
    qmknzhz
        2
    qmknzhz  
    OP
       Aug 11, 2018
    或者说怎么将一段正则重复执行多次,像这个执行了 4 次
    (\[tag \"%{GREEDYDATA:tag}\"\] )(\[tag \"%{GREEDYDATA:tag}\"\] )(\[tag \"%{GREEDYDATA:tag}\"\] )(\[tag \"%{GREEDYDATA:tag}\"\] )
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