Example pipeline using GROK - parser wildfly default log

Grok expression Wildfly

put _ingest/pipeline/wildfly-pipeline-parser
{
    "description": "Parse log lines",
    "processors": [
        {
            "grok": {
                "field": "message",
                "patterns": [
                    "(?<data_wildfly>\\d+-\\d+-\\d+ \\d+:\\d+:\\d+,\\d+) +(?<severity>\\S+) +\\[(?<thread>[^:]+)\\] +\\((?<class>[^:]+)\\) (?<message>(.|\r|\n)*)",
                    "(?<message>.+)"
                ]
            }
        },
        {
            "date": {
                "field": "data_wildfly",
                "formats": [
                    "yyyy-MM-dd HH:mm:ss,SSS"
                ],
                "timezone":"-0300"
            }
        }
    ]
}