Logstash Glassfish server.log config

logstash.conf

# Logstash config for Glassfish logs
# Used in combination with slf4j and logback
# Output:
#   - application: glassfish
#   - type: application or internal
#   - categorie: technical or functional

input {

    # If running logstash under a different user then check your permission to be sure that 
    # logstash has access to the server.log file. If logstash has no access to the file you 
    # don't get an appropriate message to inform you!
    # I've put the umask of the Glassfish service to 0022.
    file {
        codec => multiline {
            'negate' => true
            'pattern' => '^\[\#\|\d{4}'
            'patterns_dir' => '/opt/logstash/agent/etc/patterns'
            'what' => 'previous'
        }
        'path' => '/var/log/glassfish/greyhound/server.log'
        'type' => 'glassfish'
    }
}

filter {

    mutate {
        'add_field' => ['application', '%{type}']
    }

    # Filter for 'type', application log messages are marked with '[GLF_INT]' by logback.
    if [message] =~ /\[GLF_INT\]/ {
        mutate {
            'update' => ['type', 'application']
        }
        
        # Grok filter uses the deprecated 'pattern' property for matching cause using the 'match' 
        # property gives a grokfailure from time to time. 
        grok {
            'keep_empty_captures' => true
            'named_captures_only' => true
            'pattern' => '(?m)\[\#\|%{TIMESTAMP_ISO8601:timestamp}\|%{LOGLEVEL}\|%{DATA:server_version}\|%{JAVACLASS}\|%{DATA:thread}\|\[GLF_INT\]%{DATA:categorie}\|%{DATA:loglevel}\|%{DATA:class}\|line:%{DATA:linenumber}\|%{DATA:message_detail}\|\#\]'
            'patterns_dir' => '/opt/logstash/agent/etc/patterns'
        }
        
    } else {
        
        mutate {
            'add_field' => ['categorie', 'technical']
            'update' => ['type', 'internal']
        }
        grok {
            'keep_empty_captures' => true
            'named_captures_only' => true
            'pattern' => '(?m)\[\#\|%{TIMESTAMP_ISO8601:timestamp}\|%{LOGLEVEL:loglevel}\|%{DATA:server_version}\|%{JAVACLASS:class}\|%{DATA:thread}\|%{DATA:message_detail}\|\#\]'
            'patterns_dir' => '/opt/logstash/agent/etc/patterns'
        }
    }

    if [type] == 'application' and [categorie] == '' {
        mutate {
            'update' => ['categorie', 'technical']
        }
    }

    date {
        'match' => ['timestamp', 'ISO8601']
    }
}

output {

    redis {
        'data_type' => 'list'
        'host' => '172.168.1.250'
        'key' => 'logstash'
    }
}

Note that %{JAVACLASS:class} will fail to parse errors like

[#|2019-12-05T15:09:28.010+0100|WARNING|glassfish 5.0|org.eclipse.persistence.session./file:/my/glassfish/install/nodes/my-node/my-app/applications/app/WEB-INF/classes/_datasource|_ThreadID=111;_ThreadName=ajp-listener(5);_TimeMillis=1575400168010;_LevelValue=900;|...