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在logstash中使用grok过滤日志

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我试图过滤掉在grok的帮助下收到的日志 . 以下是示例日志

INFO   | jvm 1    | main    | 2013/04/05 01:08:47.048 | [m[32mINFO  [TaskExecutor-master-2443-ProcessTask [31111111112]] [b2cConfirmationAction] CRON JOB ID : 101AA1C, ACTION : ConfirmationAction , CUSTOMER ID : 000001111111 , EMAIL ADDRESS : abc@gmail.com , SCHEDULE : Every 1 week  , MESSAGE : Execution started for action ConfirmationAction

我在更新logstash conf文件之前使用grok调试器(https://grokdebug.herokuapp.com/)进行测试 . 以下是我的过滤器代码:

%{LOGLEVEL:level}%{GREEDYDATA:greedydata}%{SPACE}%{YEAR}[/-]%{MONTHNUM}[/-]%{MONTHDAY}%{SPACE}%{HOUR}:%{MINUTE}:%{SECOND}%{GREEDYDATA:gd} \[(?:%{WORD:action})\]%{GREEDYDATA:cronjobresult}

在这里,我正在冒险

"level": [ [ "INFO" ] ], "greedydata": [ [ " | jvm 1 | main | 20" ] ], "SPACE": [ [ "", " " ] ], "YEAR": [ [ "13" ] ], "MONTHNUM": [ [ "04" ] ], "MONTHDAY": [ [ "05" ] ], "HOUR": [ [ "01" ] ], "MINUTE": [ [ "08" ] ], "SECOND": [ [ "47.048" ] ], "gd": [ [ " | \u001b[m\u001b[32mINFO [TaskExecutor-master-2443-ProcessTask [31111111112]]" ] ], "action": [ [ "b2cConfirmationAction" ] ], "cronjobresult": [ [ " CRON JOB ID : 101AA4A , ACTION : ConfirmationAction , CUSTOMER ID : 000001111111 , EMAIL ADDRESS : abc@gmail.com , SCHEDULE : Every 1 week , MESSAGE : Execution started for action ConfirmationAction" ] ] }

我的要求是获得cronjobresult下的值,如cron job iD customer id,具有不同的独立字段,以便我可以在kibana中使用这些值 . 现在我无法得到它 . 此外,我已经两次使用greedyData,这个日志的更好的方法将是可观的 .

1 回答

  • 1

    您可以进一步扩展过滤器并明确匹配 . 例如,要匹配cron作业ID,您可以在过滤器中编写 CRON JOB ID : %{BASE16NUM:Cron_job_id} .

    如果您不需要日志中的任何数据,那么您只需编写 .* 而不是 GREEDYDATA ,它将被跳过 .

    这是您日志的完整过滤器,

    %{LOGLEVEL:level}%{GREEDYDATA:greedydata}%{SPACE}%{YEAR}[/-]%{MONTHNUM}[/-]%{MONTHDAY}%{SPACE}%{HOUR}:%{MINUTE}:%{SECOND}%{GREEDYDATA:gd} \[(?:%{WORD:action})\] CRON JOB ID : %{BASE16NUM:Cron_job_id},.*CUSTOMER ID : %{NUMBER:Customer_id}.*EMAIL ADDRESS : %{EMAILADDRESS}.*SCHEDULE : %{GREEDYDATA:schedule}.*, MESSAGE : %{GREEDYDATA:Message}
    

    Output:

    {
      "level": [
        [
          "INFO"
        ]
      ],
      "greedydata": [
        [
          "   | jvm 1    | main    | 20"
        ]
      ],
      "SPACE": [
        [
          "",
          " "
        ]
      ],
      "YEAR": [
        [
          "13"
        ]
      ],
      "MONTHNUM": [
        [
          "04"
        ]
      ],
      "MONTHDAY": [
        [
          "05"
        ]
      ],
      "HOUR": [
        [
          "01"
        ]
      ],
      "MINUTE": [
        [
          "08"
        ]
      ],
      "SECOND": [
        [
          "47.048"
        ]
      ],
      "gd": [
        [
          " | [m[32mINFO  [TaskExecutor-master-2443-ProcessTask [31111111112]]"
        ]
      ],
      "action": [
        [
          "b2cConfirmationAction"
        ]
      ],
      "Cron_job_id": [
        [
          "101AA1C"
        ]
      ],
      "Customer_id": [
        [
          "000001111111"
        ]
      ],
      "BASE10NUM": [
        [
          "000001111111"
        ]
      ],
      "EMAILADDRESS": [
        [
          "abc@gmail.com"
        ]
      ],
      "local": [
        [
          "abc"
        ]
      ],
      "remote": [
        [
          "gmail.com"
        ]
      ],
      "schedule": [
        [
          "Every 1 week  "
        ]
      ],
      "Message": [
        [
          "Execution started for action"
        ]
      ]
    }
    

    请注意我使用了 EMAILADDRESS 模式,https://github.com/rgevaert/grok-patterns/blob/master/grok.d/postfix_patterns

    如果你想在https://grokdebug.herokuapp.com上测试它,你需要添加,

    EMAILADDRESSPART [a-zA-Z0-9_.+-=:]+
    EMAILADDRESS %{EMAILADDRESSPART:local}@%{EMAILADDRESSPART:remote}
    

    通过检查 add custom patterns 作为cusomtom模式

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