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Logstash Grok链条件过滤器

[英]Logstash grok chain conditional filters

我正在尝试为混合日志创建grok模式。 这是我第一次创建条件链,并且不断收到语法错误:

opt/logstash/bin/logstash -f /opt/logstash/conf.d/sip-parser.conf --    configtest
Error: Expected one of #, in, not , ==, !=, <=, >=, <, >, =~, !~, and, or,    xor, nand, { at line 27, column 14 (byte 580) after filter {
    # separate soap calls from responses
            grok {
                    match => { "message" => "\[%{TIMESTAMP_ISO8601:logdate}  \] %{LOGLEVEL:level}   %{GREEDYDATA:type}"}
                    }
                    if [type]

我的配置文件:

input {
    file{
            path => "/home/steven/sip.log"
            start_position => beginning
            # logstash stores the lastrun=> so we trick it
            sincedb_path => "/dev/null"

            #if logentry does not start with date it's part of previous entry
            codec =>  multiline {
            pattern => "\[^%{TIMESTAMP_ISO8601:logdate}\]"
            negate => "true"
            what => "previous"
    }

            }
    }

filter {
            grok {

                    match => { "message" => "\[%{TIMESTAMP_ISO8601:logdate}  \] %{LOGLEVEL:level}   %{GREEDYDATA:type}"}
                    }
                    # separate soap calls from responses
                    if ([type] ~= /AbstractLoggingInterceptor:\ Inbound Message$/) {
                            grok {
                                    match => { "message" => "\[%{TIMESTAMP_ISO8601:logdate}  \] %{LOGLEVEL:level}   %{GREEDYDATA:type}\n----------------------------\n%{GREEDYDATA:id}\n%{GREEDYDATA:responsecode}\n%{GREEDYDATA:encoding}\n%{GREEDYDATA:contenttype}\n%{GREEDYDATA:headers}\n%{GREEDYDATA:payload}\n--------------------------------------"}
                            }
                    }
                    else if ([type] ~= /AbstractLoggingInterceptor:\ Outbound Message$/) {
                            grok {
                                    match => {"message" => "\[%{TIMESTAMP_ISO8601:logdate}  \] %{LOGLEVEL:level}   %{GREEDYDATA:type}\n---------------------------\n%{GREEDYDATA:id}\n%{GREEDYDATA:responsecode}\n%{GREEDYDATA:encoding}\n%{GREEDYDATA:contenttype}\n%{GREEDYDATA:headers}\n%{GREEDYDATA:payload}\n--------------------------------------"}
                            }
                    }
                    else {
                            grok {
                                    match => {"message" => "\[%{TIMESTAMP_ISO8601:logdate}  \] %{LOGLEVEL:level}   %{GREEDYDATA:type}"}
                            }
                    }

            }

output {
    #elasticsearch {}
    stdout{}
}

我要解析的日志文件可以在以下位置找到: http ://pastebin.com/afbNfmjW在http://grokdebug.herokuapp.com/中已经测试了每种不同类型条目的单独grok模式,但是我可以将这些链接在一起。 我究竟做错了什么?

您的条件grok {} s不应位于第一个grok中,但可以与之相对:

grok { ... }
if [myField] == "value" {
    grok { ... }
}

另请注意,您正在运行正则表达式以查看是否应运行正则表达式。 我建议将多个模式发送到一个grok节:

grok {
    match => { "myField",
        pattern1,
        pattern2,
        pattern3
    }
}

默认情况下,当一个匹配时,grok将停止处理它们。

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