Nginx – How to match optional group in regular expression
I want a regular expression for using in fluentd for parsing nginx error logs. The sample row is: 2024/04/15 09:06:29 [error] 3443790#3443790: *176070165 limiting requests, excess: 2.957 by zone "RequestLimitForCommonApi", client: 77.81.151.129, server: test.com, request: "POST /capi/session/forgot HTTP/1.1", host: "test.com",…