lnav Monolog format

monolog.json

{
  "monolog": {
    "title": "Monolog log file",
    "description": "Monolog log format",
    "url": "https://github.com/Seldaek/monolog",
    "regex": {
      "default": {
        "pattern": "\\[(?P<timestamp>.*)\\] (?P<logger>\\w+).(?P<level>\\w+): (?P<message>[^\\[\\{]+) (?P<context>[\\[\\{].*[\\]\\}]) (?P<extra>[\\[\\{].*[\\]\\}])"
      }
    },
    "level-field" : "level",
    "level" : {
        "error" : "ERROR",
        "debug" : "DEBUG",
        "info" : "INFO",
        "warning" : "WARNING"
    },
    "value": {
        "logger": {
            "kind": "string",
            "identifier": true
        },
        "level": {
            "kind": "string",
            "identifier": true
        },
        "message": {
            "kind": "string"
        },
        "context": {
            "kind": "string"
        },
        "extra": {
            "kind": "string"
        }
    },
    "sample": [
      {
        "line": "[2015-08-10 15:05:12] event.DEBUG: Notified event \"kernel.terminate\" to listener \"Symfony\\Component\\HttpKernel\\EventListener\\ProfilerListener::onKernelTerminate\". [] []"
      }
    ]
  }
}

Instalation lnav -i monolog.json

Thanks for this!

Works perfect! Thanks!

Thanks!

Great, just what I needed... thanks for figuring this out and sharing it. E

Unfortunately I am not sure this is much of an improvement.

Before:

After

So alright, it recognizes level now, but highlighting of enquoted strings and most importantly JSON parts is missing now.

I am getting this error.

lnav -i monolog.json logs/application.log
info: installed: /home/m/.lnav/formats/installed/monolog.json
warning:logs/application.log:line 1
warning:  unexpected path --
warning:    #
warning:  accepted paths --
warning:    /(?<format_name>\w+)/  -- The definition of a log file format.
error:logs/application.log:1:invalid json -- parse error: after array element, I expect ',' or ']'
                                [2020-12-26 06:15:06] application
                     (right here) ------^

I've created https://github.com/ostrolucky/lnav-formats as a replacement of this