timber.json

{
  "filters": [
    {
      "enabled": true,
      "tag": "stderr",
      "type": "console",
      "level": "DEBUG",
      "_level_comment": [
        "Levels are FINEST|FINE|DEBUG|TRACE|INFO|WARNING|ERROR"
      ],
      "granulars": [
				{
					"level": "FINEST",
					"path": "path/to/package"
				},
				{
					"level": "FINEST",
					"path": "path/to/package.FunctionName"
				}
			],
      "format": {
        "name": "pattern",
        "value": "[%D %T] %L %M"
      },
      "_format_comment": [
        "Format codes:                                                                            ", 
        "%T - Time: 17:24:05.333 HH:MM:SS.ms                                                      ", 
        "%t - Time: 17:24:05 HH:MM:SS                                                             ", 
        "%D - Date: 2011-12-25 yyyy-mm-dd                                                         ", 
        "%d - Date: 2011/12/25                                                                    ", 
        "%L - Level (FNST, FINE, DEBG, TRAC, WARN, EROR, CRIT)                                    ", 
        "%S - Source: full runtime.Caller line                                                    ", 
        "%s - Short Source: just file and line number                                             ", 
        "%x - Extra Short Source: just file without .go suffix                                    ", 
        "%M - Message                                                                             ", 
        "%% - Percent sign                                                                        ", 
        "%P - package.FunctionName                                                                ", 
        "%p - package                                                                             ", 
        "the string number prefixes are allowed e.g.: %10s will pad the source field to 10 spaces ", 
        "pattern defaults to %M                                                                   ", 
        "Setting formats can be either through filter.format or through a filter.properties item, ", 
        "but only support the above formats(Example included below)                               "
      ]
    },
    {
      "enabled": true,
      "tag": "file",
      "type": "file",
      "level": "FINEST",
      "properties": [
        {
          "name": "filename",
          "value": "timber_test.log"
        },
        {
          "name": "format",
          "value": "[%D %T] [%L] %M"
        }
      ]
    },
    {
      "enabled": true,
      "tag": "syslog",
      "type": "socket",
      "level": "FINEST",
      "properties": [
        {
          "name": "protocol",
          "value": "udp"
        },
        {
          "name": "endpoint",
          "value": "localhost:9500"
        },
        {
          "name": "format",
          "value": "%L %M"
        }
      ]
    }
  ]
}