re = /(?:(?:0[1-9])|(?:[12][0-9])|(?:3[01])|[1-9])\/\\b(?:Jan(?:uary|uar)?|Feb(?:ruary|ruar)?|M(?:a|ä)?r(?:ch|z)?|Apr(?:il)?|Ma(?:y|i)?|Jun(?:e|i)?|Jul(?:y)?|Aug(?:ust)?|Sep(?:tember)?|O(?:c|k)?t(?:ober)?|Nov(?:ember)?|De(?:c|z)(?:ember)?)\\b\/(?>\\d\\d){1,2}:(?!<[0-9])(?:2[0123]|[01]?[0-9]):(?:[0-5][0-9])(?::(?:(?:[0-5]?[0-9]|60)(?:[:.,][0-9]+)?))(?![0-9]) (?:[+-]?(?:[0-9]+))/m
str = '[17/Dec/2005:02:40:45 -0500] 192.168.2.10:ossecdb LOG: duration: 0.016 ms statement: SELECT id FROM location WHERE name = \'enigma->/var/log/messages\' AND server_id = \'1\''
# Print the match result
str.scan(re) do |match|
puts match.to_s
end
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Ruby, please visit: http://ruby-doc.org/core-2.2.0/Regexp.html