Regular Expressions 101

Library entries

MikroTik firewall logs

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Regular Expression
golang

`
^(?P<RuleNumber>[\d]+)\s+(?P<Chain>[^\s]+):\s+in:(?P<InputInterface>[^,]+)\s+out:(?P<OutputInterface>[^,]+),\s+(?:src-mac\s+(?P<SourceMacAddress>[^,]+),\s+)?proto\s+(?P<Protocol>\w+)(?:\s+\((?P<Flags>[^)]+)\))?,\s+\[?(?P<SourceAddress>\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|[a-f\d:]+)\]?(?::(?P<SourcePort>\d+))?->\[?(?P<DestinationAddress>\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|[a-f\d:]+)\]?(?::(?P<DestinationPort>\d+))?,\s+len\s+(?P<Length>\d+)$
`
gm

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Submitted by anonymous - 2 years ago