db-parser: Process message content with a pattern database (patterndb)

This chapter describes the details of the db-parser() in syslog-ng OSE.

Options of db-parsers

Using pattern databases

• Using parser results in filters and templates
• Downloading sample pattern databases
• Correlating log messages using pattern databases

Triggering actions for identified messages

• Conditional actions
• External actions
• Actions and message correlation

Classifying log messages

• The structure of the pattern database
• How pattern matching works
• Artificial ignorance

Creating pattern databases

• Using pattern parsers
• Pattern parsers of syslog-ng OSE
• What’s new in the syslog-ng OSE pattern database format V5

The syslog-ng OSE pattern database format