Logstash学习5_[logstash/patterns/grok-patterns]Logstash grok 内置正则

1. USERNAME [a-zA-Z0-9._-]+
2. USER %{USERNAME}
3. INT (?:[+-]?(?:[0-9]+))
4. BASE10NUM (?[+-]?(?:(?:[0-9]+(?:\.[0-9]+)?)|(?:\.[0-9]+)))
5. NUMBER (?:%{BASE10NUM})
6. BASE16NUM (?
7. BASE16FLOAT \b(?
9. POSINT \b(?:[1-9][0-9]*)\b
10. NONNEGINT \b(?:[0-9]+)\b
11. WORD \b\w+\b
12. NOTSPACE \S+
13. SPACE \s*
14. DATA .*?
15. GREEDYDATA .*
16. QUOTEDSTRING (?>(?"(?>\\.|[^\\"]+)+"|""|(?>'(?>\\.|[^\\']+)+')|''|(?>`(?>\\.|[^\\`]+)+`)|``))
17. UUID [A-Fa-f0-9]{8}-(?:[A-Fa-f0-9]{4}-){3}[A-Fa-f0-9]{12}
19. # Networking
20. MAC (?:%{CISCOMAC}|%{WINDOWSMAC}|%{COMMONMAC})
21. CISCOMAC (?:(?:[A-Fa-f0-9]{4}\.){2}[A-Fa-f0-9]{4})
22. WINDOWSMAC (?:(?:[A-Fa-f0-9]{2}-){5}[A-Fa-f0-9]{2})
23. COMMONMAC (?:(?:[A-Fa-f0-9]{2}:){5}[A-Fa-f0-9]{2})
24. IPV6 ((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?
25. IPV4 (?
26. IP (?:%{IPV6}|%{IPV4})
27. HOSTNAME \b(?:[0-9A-Za-z][0-9A-Za-z-]{0,62})(?:\.(?:[0-9A-Za-z][0-9A-Za-z-]{0,62}))*(\.?|\b)
28. HOST %{HOSTNAME}
29. IPORHOST (?:%{HOSTNAME}|%{IP})
30. HOSTPORT %{IPORHOST}:%{POSINT}
32. # paths
33. PATH (?:%{UNIXPATH}|%{WINPATH})
34. UNIXPATH (?>/(?>[\w_%!$@:.,-]+|\\.)*)+
35. TTY (?:/dev/(pts|tty([pq])?)(\w+)?/?(?:[0-9]+))
36. WINPATH (?>[A-Za-z]+:|\\)(?:\\[^\\?*]*)+
37. URIPROTO [A-Za-z]+(\+[A-Za-z+]+)?
38. URIHOST %{IPORHOST}(?::%{POSINT:port})?
39. # uripath comes looselyfrom RFC1738, but mostly from what Firefox
40. # doesn't turn into %XX
41. URIPATH (?:/[A-Za-z0-9$.+!*'(){},~:;=@#%_\-]*)+
42. #URIPARAM \?(?:[A-Za-z0-9]+(?:=(?:[^&]*))?(?:&(?:[A-Za-z0-9]+(?:=(?:[^&]*))?)?)*)?
43. URIPARAM \?[A-Za-z0-9$.+!*'|(){},~@#%&/=:;_?\-\[\]]*
44. URIPATHPARAM %{URIPATH}(?:%{URIPARAM})?
45. URI %{URIPROTO}://(?:%{USER}(?::[^@]*)?@)?(?:%{URIHOST})?(?:%{URIPATHPARAM})?
47. # Months: January, Feb, 3, 03, 12, December
48. MONTH \b(?:Jan(?:uary)?|Feb(?:ruary)?|Mar(?:ch)?|Apr(?:il)?|May|Jun(?:e)?|Jul(?:y)?|Aug(?:ust)?|Sep(?:tember)?|Oct(?:ober)?|Nov(?:ember)?|Dec(?:ember)?)\b
49. MONTHNUM (?:0?[1-9]|1[0-2])
50. MONTHNUM2 (?:0[1-9]|1[0-2])
51. MONTHDAY (?:(?:0[1-9])|(?:[12][0-9])|(?:3[01])|[1-9])
53. # Days: Monday, Tue, Thu,etc...
54. DAY (?:Mon(?:day)?|Tue(?:sday)?|Wed(?:nesday)?|Thu(?:rsday)?|Fri(?:day)?|Sat(?:urday)?|Sun(?:day)?)
56. # Years?
57. YEAR (?>\d\d){1,2}
58. HOUR (?:2[0123]|[01]?[0-9])
59. MINUTE (?:[0-5][0-9])
60. # '60' is a leap second inmost time standards and thus is valid.
61. SECOND (?:(?:[0-5]?[0-9]|60)(?:[:.,][0-9]+)?)
62. TIME (?!<[0-9])%{HOUR}:%{MINUTE}(?::%{SECOND})(?![0-9])
63. # datestamp is YYYY/MM/DD-HH:MM:SS.UUUU (or something like it)
64. DATE_US %{MONTHNUM}[/-]%{MONTHDAY}[/-]%{YEAR}
65. DATE_EU %{MONTHDAY}[./-]%{MONTHNUM}[./-]%{YEAR}
66. ISO8601_TIMEZONE (?:Z|[+-]%{HOUR}(?::?%{MINUTE}))
67. ISO8601_SECOND (?:%{SECOND}|60)
68. TIMESTAMP_ISO8601 %{YEAR}-%{MONTHNUM}-%{MONTHDAY}[T ]%{HOUR}:?%{MINUTE}(?::?%{SECOND})?%{ISO8601_TIMEZONE}?
69. DATE %{DATE_US}|%{DATE_EU}
70. DATESTAMP %{DATE}[- ]%{TIME}
71. TZ (?:[PMCE][SD]T|UTC)
72. DATESTAMP_RFC822 %{DAY} %{MONTH} %{MONTHDAY} %{YEAR} %{TIME} %{TZ}
73. DATESTAMP_RFC2822 %{DAY}, %{MONTHDAY} %{MONTH} %{YEAR} %{TIME} %{ISO8601_TIMEZONE}
74. DATESTAMP_OTHER %{DAY} %{MONTH} %{MONTHDAY} %{TIME} %{TZ} %{YEAR}
75. DATESTAMP_EVENTLOG %{YEAR}%{MONTHNUM2}%{MONTHDAY}%{HOUR}%{MINUTE}%{SECOND}
77. # Syslog Dates: Month Day HH:MM:SS
78. SYSLOGTIMESTAMP %{MONTH} +%{MONTHDAY} %{TIME}
79. PROG (?:[\w._/%-]+)
80. SYSLOGPROG %{PROG:program}(?:\[%{POSINT:pid}\])?
81. SYSLOGHOST %{IPORHOST}
82. SYSLOGFACILITY <%{NONNEGINT:facility}.%{NONNEGINT:priority}>
83. HTTPDATE %{MONTHDAY}/%{MONTH}/%{YEAR}:%{TIME} %{INT}
85. # Shortcuts
86. QS %{QUOTEDSTRING}
88. # Log formats
89. SYSLOGBASE %{SYSLOGTIMESTAMP:timestamp} (?:%{SYSLOGFACILITY} )?%{SYSLOGHOST:logsource} %{SYSLOGPROG}:
90. COMMONAPACHELOG %{IPORHOST:clientip} %{USER:ident} %{USER:auth} \[%{HTTPDATE:timestamp}\]"(?:%{WORD:verb} %{NOTSPACE:request}(?: HTTP/%{NUMBER:httpversion})?|%{DATA:rawrequest})" %{NUMBER:response} (?:%{NUMBER:bytes}|-)
91. COMBINEDAPACHELOG %{COMMONAPACHELOG} %{QS:referrer} %{QS:agent}
93. # Log Levels
94. LOGLEVEL ([Aa]lert|ALERT|[Tt]race|TRACE|[Dd]ebug|DEBUG|[Nn]otice|NOTICE|[Ii]nfo|INFO|[Ww]arn?(?:ing)?|WARN?(?:ING)?|[Ee]rr?(?:or)?|ERR?(?:OR)?|[Cc]rit?(?:ical)?|CRIT?(?:ICAL)?|[Ff]atal|FATAL|[Ss]evere|SEVERE|EMERG(?:ENCY)?|[Ee]merg(?:ency)?)

原文来自：

https://github.com/elastic/logstash/blob/v1.4.2/patterns/grok-patterns

和

http://www.aikaiyuan.com/10085.html