|
GROK是一种采用组合多个预定义的正则表达式，用来匹配分割文本并映射到关键字的工具。通常用来对日志数据进行处理。本文档主要介绍GROK的模式说明以及常用语法。
GROK模式及说明如下表所示。
说明 解析类的GROK模式不能使用命名参数形式，即类似SYSLOGBASE、COMMONAPACHELOG、COMBINEDAPACHELOG、HTTPD20_ERRORLOG、HTTPD24_ERRORLOG、HTTPD_ERRORLOG等这些组合解析形式的GROK模式不能使用命名参数形式。
类型
模式（pattern）
说明
常见模式
EXTRACTJSON
匹配JSON类型数据。
CHINAID
匹配中国居民身份证号。
USERNAME
匹配字母、数字和._-组合。
USER
匹配字母、数字和._-组合。
EMAILLOCALPART
匹配邮箱从开头到@字符前内容，如[email protected]，匹配内容为123456。
EMAILADDRESS
匹配邮箱。
HTTPDUSER
匹配邮箱或者用户名。
INT
匹配INT数字。
BASE10NUM
匹配十进制数。
NUMBER
匹配数字。
BASE16NUM
匹配十六进制数。
BASE16FLOAT
匹配十六进制浮点数。
POSINT
匹配正整数。
NONNEGINT
匹配非负整数。
WORD
匹配字母、数字、下划线。
NOTSPACE
匹配非空格内容。
SPACE
匹配空格。
DATA
匹配换行符。
GREEDYDATA
匹配0个或多个除换行符。
QUOTEDSTRING
匹配引用内容。例如I am "Iron Man"，会匹配到Iron Man。
UUID
匹配UUID。
Networking
MAC
匹配MAC地址。
CISCOMAC
匹配CISCOMAC地址。
WINDOWSMAC
匹配WINDOWSMAC地址。
COMMONMAC
匹配COMMONMAC地址。
IPV6
匹配IPV6。
IPV4
匹配IPV4。
IP
匹配IPV6或IPV4。
HOSTNAME
匹配HOSTNAME。
IPORHOST
匹配IP或HOSTNAME。
HOSTPORT
匹配IPORHOST或者POSTINT。
Paths
PATH
匹配UNIXPATH或者WINPATH。
UNIXPATH
匹配UNIXPATH。
WINPATH
匹配WINPATH。
URIPROTO
匹配URI中的头部分，例如http://hostname.domain.tld/_astats?application=&inf.name=eth0会匹配到http。
TTY
匹配TTY路径。
URIHOST
匹配IPORHOST和POSINT，例如http://hostname.domain.tld/_astats?application=&inf.name=eth0，会匹配到hostname.domain.tld。
URI
匹配内容中的URI。
日期
MONTH
匹配数字或者月份英文缩写或者全拼等格式月份。
MONTHNUM
匹配数字格式月份。
MONTHDAY
匹配月份中的day。
DAY
匹配星期的英文全拼或者缩写。
YEAR
匹配年份。
时间
HOUR
匹配小时。
MINUTE
匹配分钟。
SECOND
匹配秒。
TIME
匹配完整的时间。
DATE_US
匹配Month-Day-Year或Month/Day/Year形式的日期。
DATE_EU
匹配Day-Month-Year、Day/Month/Year或Day.Month.Year形式的日期。
ISO8601_TIMEZONE
匹配ISO8601格式的小时和分钟。
ISO8601_SECOND
匹配ISO8601格式的秒钟。
TIMESTAMP_ISO8601
匹配ISO8601格式的时间。
DATE
匹配US或EU格式的时间。
DATESTAMP
匹配完整日期和时间。
TZ
匹配UTC。
DATESTAMP_RFC822
匹配RFC822格式时间。
DATESTAMP_RFC2822
匹配RFC2822格式时间。
DATESTAMP_OTHER
匹配其他格式时间。
DATESTAMP_EVENTLOG
匹配EVENTLOG格式的时间。
HTTPDERROR_DATE
匹配HTTPDERROR格式的时间。
SYSLOG
SYSLOGTIMESTAMP
匹配Syslog格式的时间。
PROG
匹配program内容。
SYSLOGPROG
匹配program和pid内容。
SYSLOGHOST
匹配IPORHOST。
SYSLOGFACILITY
匹配facility。
HTTPDATE
匹配日期时间。
LOGFORMATL
LOGFORMAT
匹配Syslog，默认TraditionalFormat格式的Syslog日志。
COMMONAPACHELOG
匹配commonApache日志。
COMBINEDAPACHELOG
匹配组合Apache日志。
HTTPD20_ERRORLOG
匹配HTTPD20日志。
HTTPD24_ERRORLOG
匹配HTTPD24日志。
HTTPD_ERRORLOG
匹配HTTPD日志。
LOGLEVELS
LOGLEVELS
匹配Log的Level，例如warn、debug等。
GROK模式 - 通用EXTRACTJSON (?(?:\{\s*"(?:\\"|[^"])+"\s*:\s*(?:(?P>json)|"(?:\\"|[^"])+"|[-+]?(0|[1-9]\d*)(?:\.[-+]?(0|[1-9]\d*))?(?:[eE][-+]?(0|[1-9]\d*))?|(?:true|false)|null)(?:\s*,\s*"(?:\\"|[^"])+"\s*:\s*(?:(?P>json)|"(?:\\"|[^"])+"|[-+]?(0|[1-9]\d*)(?:\.[-+]?(0|[1-9]\d*))?(?:[eE][-+]?(0|[1-9]\d*))?|(?:true|false)|null))*\s*\}|\[\s*(?:(?P>json)|"(?:\\"|[^"])+"|[-+]?(0|[1-9]\d*)(?:\.[-+]?(0|[1-9]\d*))?(?:[eE][-+]?(0|[1-9]\d*))?|(?:true|false)|null)(?:\s*,\s*(?:(?P>json)|"(?:\\"|[^"])+"|[-+]?(0|[1-9]\d*)(?:\.[-+]?(0|[1-9]\d*))?(?:[eE][-+]?(0|[1-9]\d*))?|(?:true|false)|null))*\s*\]))
CHINAID [1-9]\d{5})((18|19|([23]\d))\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$)|(^[1-9]\d{5}\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{3}
USERNAME [a-zA-Z0-9._-]+
USER %{USERNAME}
EMAILLOCALPART [a-zA-Z][a-zA-Z0-9_.+-=:]+
EMAILADDRESS %{EMAILLOCALPART}@%{HOSTNAME}
HTTPDUSER %{EMAILADDRESS}|%{USER}
INT (?:[+-]?(?:[0-9]+))
BASE10NUM (?[+-]?(?:(?:[0-9]+(?:\.[0-9]+)?)|(?:\.[0-9]+)))
NUMBER (?:%{BASE10NUM})
BASE16NUM (?(?"(?>\\.|[^\\"]+)+"|""|(?>'(?>\\.|[^\\']+)+')|''|(?>`(?>\\.|[^\\`]+)+`)|``))
UUID [A-Fa-f0-9]{8}-(?:[A-Fa-f0-9]{4}-){3}[A-Fa-f0-9]{12}
"""Networking"""
MAC (?:%{CISCOMAC}|%{WINDOWSMAC}|%{COMMONMAC})
CISCOMAC (?:(?:[A-Fa-f0-9]{4}\.){2}[A-Fa-f0-9]{4})
WINDOWSMAC (?:(?:[A-Fa-f0-9]{2}-){5}[A-Fa-f0-9]{2})
COMMONMAC (?:(?:[A-Fa-f0-9]{2}:){5}[A-Fa-f0-9]{2})
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}))|:)))(%.+)?
IPV4 (?[A-Za-z]+:|\\)(?:\\[^\\?*]*)+
URIPROTO [A-Za-z]+(\+[A-Za-z+]+)?
URIHOST %{IPORHOST}(?::%{POSINT:port})?
"""uripath comes loosely from RFC1738, but mostly from what Firefox"""
"""doesn't turn into %XX"""
URIPATH (?:/[A-Za-z0-9$.+!*'(){},~:;=@#%_\-]*)+
"""URIPARAM \?(?:[A-Za-z0-9]+(?:=(?:[^&]*))?(?:&(?:[A-Za-z0-9]+(?:=(?:[^&]*))?)?)*)?"""
URIPARAM \?[A-Za-z0-9$.+!*'|(){},~@#%&/=:;_?\-\[\]]*
URIPATHPARAM %{URIPATH}(?:%{URIPARAM})?
URI %{URIPROTO}://(?:%{USER}(?::[^@]*)?@)?(?:%{URIHOST})?(?:%{URIPATHPARAM})?
""" Months: January, Feb, 3, 03, 12, December"""
MONTH \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
MONTHNUM (?:0?[1-9]|1[0-2])
MONTHNUM2 (?:0[1-9]|1[0-2])
MONTHDAY (?:(?:0[1-9])|(?:[12][0-9])|(?:3[01])|[1-9])
"""Days: Monday, Tue, Thu, etc..."""
DAY (?:Mon(?:day)?|Tue(?:sday)?|Wed(?:nesday)?|Thu(?:rsday)?|Fri(?:day)?|Sat(?:urday)?|Sun(?:day)?)
""" Years?"""
YEAR (?>\d\d){1,2}
HOUR (?:2[0123]|[01]?[0-9])
MINUTE (?:[0-5][0-9])
"""'60' is a leap second in most time standards and thus is valid."""
SECOND (?:(?:[0-5]?[0-9]|60)(?:[:.,][0-9]+)?)
TIME (?!(?"(?>\\.|[^\\"]+)+"|""|(?>'(?>\\.|[^\\']+)+')|''|(?>`(?>\\.|[^\\`]+)+`)|``))
UUID [A-Fa-f0-9]{8}-(?:[A-Fa-f0-9]{4}-){3}[A-Fa-f0-9]{12}
"""Networking"""
MAC (?:%{CISCOMAC}|%{WINDOWSMAC}|%{COMMONMAC})
CISCOMAC (?:(?:[A-Fa-f0-9]{4}\.){2}[A-Fa-f0-9]{4})
WINDOWSMAC (?:(?:[A-Fa-f0-9]{2}-){5}[A-Fa-f0-9]{2})
COMMONMAC (?:(?:[A-Fa-f0-9]{2}:){5}[A-Fa-f0-9]{2})
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}))|:)))(%.+)?
IPV4 (?[A-Za-z]+:|\\)(?:\\[^\\?*]*)+
URIPROTO [A-Za-z]+(\+[A-Za-z+]+)?
URIHOST %{IPORHOST}(?::%{POSINT:port})?
"""uripath comes loosely from RFC1738, but mostly from what Firefox"""
"""doesn't turn into %XX"""
URIPATH (?:/[A-Za-z0-9$.+!*'(){},~:;=@#%_\-]*)+
"""URIPARAM \?(?:[A-Za-z0-9]+(?:=(?:[^&]*))?(?:&(?:[A-Za-z0-9]+(?:=(?:[^&]*))?)?)*)?"""
URIPARAM \?[A-Za-z0-9$.+!*'|(){},~@#%&/=:;_?\-\[\]]*
URIPATHPARAM %{URIPATH}(?:%{URIPARAM})?
URI %{URIPROTO}://(?:%{USER}(?::[^@]*)?@)?(?:%{URIHOST})?(?:%{URIPATHPARAM})?
""" Months: January, Feb, 3, 03, 12, December"""
MONTH \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
MONTHNUM (?:0?[1-9]|1[0-2])
MONTHNUM2 (?:0[1-9]|1[0-2])
MONTHDAY (?:(?:0[1-9])|(?:[12][0-9])|(?:3[01])|[1-9])
"""Days: Monday, Tue, Thu, etc..."""
DAY (?:Mon(?:day)?|Tue(?:sday)?|Wed(?:nesday)?|Thu(?:rsday)?|Fri(?:day)?|Sat(?:urday)?|Sun(?:day)?)
""" Years?"""
YEAR (?>\d\d){1,2}
HOUR (?:2[0123]|[01]?[0-9])
MINUTE (?:[0-5][0-9])
"""'60' is a leap second in most time standards and thus is valid."""
SECOND (?:(?:[0-5]?[0-9]|60)(?:[:.,][0-9]+)?)
TIME (?!|[*]{2}|==)
EXIM_DATE %{YEAR:exim_year}-%{MONTHNUM:exim_month}-%{MONTHDAY:exim_day} %{TIME:exim_time}
EXIM_PID \[%{POSINT}\]
EXIM_QT ((\d+y)?(\d+w)?(\d+d)?(\d+h)?(\d+m)?(\d+s)?)
EXIM_EXCLUDE_TERMS (Message is frozen|(Start|End) queue run| Warning: | retry time not reached | no (IP address|host name) found for (IP address|host) | unexpected disconnection while reading SMTP command | no immediate delivery: |another process is handling this message)
EXIM_REMOTE_HOST (H=(%{NOTSPACE:remote_hostname} )?(\(%{NOTSPACE:remote_heloname}\) )?\[%{IP:remote_host}\])
EXIM_INTERFACE (I=\[%{IP:exim_interface}\](:%{NUMBER:exim_interface_port}))
EXIM_PROTOCOL (P=%{NOTSPACE:protocol})
EXIM_MSG_SIZE (S=%{NUMBER:exim_msg_size})
EXIM_HEADER_ID (id=%{NOTSPACE:exim_header_id})
EXIM_SUBJECT (T=%{QS:exim_subject})
Firewall示例""" NetScreen firewall logs"""
NETSCREENSESSIONLOG %{SYSLOGTIMESTAMP:date} %{IPORHOST:device} %{IPORHOST}: NetScreen device_id=%{WORD:device_id}%{DATA}: start_time=%{QUOTEDSTRING:start_time} duration=%{INT:duration} policy_id=%{INT:policy_id} service=%{DATA:service} proto=%{INT:proto} src zone=%{WORD:src_zone} dst zone=%{WORD:dst_zone} action=%{WORD:action} sent=%{INT:sent} rcvd=%{INT:rcvd} src=%{IPORHOST:src_ip} dst=%{IPORHOST:dst_ip} src_port=%{INT:src_port} dst_port=%{INT:dst_port} src-xlated ip=%{IPORHOST:src_xlated_ip} port=%{INT:src_xlated_port} dst-xlated ip=%{IPORHOST:dst_xlated_ip} port=%{INT:dst_xlated_port} session_id=%{INT:session_id} reason=%{GREEDYDATA:reason}
"""== Cisco ASA =="""
CISCO_TAGGED_SYSLOG ^%{CISCOTIMESTAMP:timestamp}( %{SYSLOGHOST:sysloghost})? ?: %%{CISCOTAG:ciscotag}:
CISCOTIMESTAMP %{MONTH} +%{MONTHDAY}(?: %{YEAR})? %{TIME}
CISCOTAG [A-Z0-9]+-%{INT}-(?:[A-Z0-9_]+)
"""Common Particles"""
CISCO_ACTION Built|Teardown|Deny|Denied|denied|requested|permitted|denied by ACL|discarded|est-allowed|Dropping|created|deleted
CISCO_REASON Duplicate TCP SYN|Failed to locate egress interface|Invalid transport field|No matching connection|DNS Response|DNS Query|(?:%{WORD}\s*)*
CISCO_DIRECTION Inbound|inbound|Outbound|outbound
CISCO_INTERVAL first hit|%{INT}-second interval
CISCO_XLATE_TYPE static|dynamic
"""ASA-1-104001"""
CISCOFW104001 \((?:Primary|Secondary)\) Switching to ACTIVE - %{GREEDYDATA:switch_reason}
"""ASA-1-104002"""
CISCOFW104002 \((?:Primary|Secondary)\) Switching to STANDBY - %{GREEDYDATA:switch_reason}
"""ASA-1-104003"""
CISCOFW104003 \((?:Primary|Secondary)\) Switching to FAILED\.
"""ASA-1-104004"""
CISCOFW104004 \((?:Primary|Secondary)\) Switching to OK\.
"""ASA-1-105003"""
CISCOFW105003 \((?:Primary|Secondary)\) Monitoring on [Ii]nterface %{GREEDYDATA:interface_name} waiting
"""ASA-1-105004"""
CISCOFW105004 \((?:Primary|Secondary)\) Monitoring on [Ii]nterface %{GREEDYDATA:interface_name} normal
"""ASA-1-105005"""
CISCOFW105005 \((?:Primary|Secondary)\) Lost Failover communications with mate on [Ii]nterface %{GREEDYDATA:interface_name}
"""ASA-1-105008"""
CISCOFW105008 \((?:Primary|Secondary)\) Testing [Ii]nterface %{GREEDYDATA:interface_name}
"""ASA-1-105009"""
CISCOFW105009 \((?:Primary|Secondary)\) Testing on [Ii]nterface %{GREEDYDATA:interface_name} (?:Passed|Failed)
"""ASA-2-106001"""
CISCOFW106001 %{CISCO_DIRECTION:direction} %{WORD:protocol} connection %{CISCO_ACTION:action} from %{IP:src_ip}/%{INT:src_port} to %{IP:dst_ip}/%{INT:dst_port} flags %{GREEDYDATA:tcp_flags} on interface %{GREEDYDATA:interface}
"""ASA-2-106006, ASA-2-106007, ASA-2-106010"""
CISCOFW106006_106007_106010 %{CISCO_ACTION:action} %{CISCO_DIRECTION:direction} %{WORD:protocol} (?:from|src) %{IP:src_ip}/%{INT:src_port}(\(%{DATA:src_fwuser}\))? (?:to|dst) %{IP:dst_ip}/%{INT:dst_port}(\(%{DATA:dst_fwuser}\))? (?:on interface %{DATA:interface}|due to %{CISCO_REASON:reason})
"""ASA-3-106014"""
CISCOFW106014 %{CISCO_ACTION:action} %{CISCO_DIRECTION:direction} %{WORD:protocol} src %{DATA:src_interface}:%{IP:src_ip}(\(%{DATA:src_fwuser}\))? dst %{DATA:dst_interface}:%{IP:dst_ip}(\(%{DATA:dst_fwuser}\))? \(type %{INT:icmp_type}, code %{INT:icmp_code}\)
"""ASA-6-106015"""
CISCOFW106015 %{CISCO_ACTION:action} %{WORD:protocol} \(%{DATA:policy_id}\) from %{IP:src_ip}/%{INT:src_port} to %{IP:dst_ip}/%{INT:dst_port} flags %{DATA:tcp_flags} on interface %{GREEDYDATA:interface}
"""ASA-1-106021"""
CISCOFW106021 %{CISCO_ACTION:action} %{WORD:protocol} reverse path check from %{IP:src_ip} to %{IP:dst_ip} on interface %{GREEDYDATA:interface}
"""ASA-4-106023"""
CISCOFW106023 %{CISCO_ACTION:action}( protocol)? %{WORD:protocol} src %{DATA:src_interface}:%{DATA:src_ip}(/%{INT:src_port})?(\(%{DATA:src_fwuser}\))? dst %{DATA:dst_interface}:%{DATA:dst_ip}(/%{INT:dst_port})?(\(%{DATA:dst_fwuser}\))?( \(type %{INT:icmp_type}, code %{INT:icmp_code}\))? by access-group "?%{DATA:policy_id}"? \[%{DATA:hashcode1}, %{DATA:hashcode2}\]
"""ASA-4-106100, ASA-4-106102, ASA-4-106103"""
CISCOFW106100_2_3 access-list %{NOTSPACE:policy_id} %{CISCO_ACTION:action} %{WORD:protocol} for user '%{DATA:src_fwuser}' %{DATA:src_interface}/%{IP:src_ip}\(%{INT:src_port}\) -> %{DATA:dst_interface}/%{IP:dst_ip}\(%{INT:dst_port}\) hit-cnt %{INT:hit_count} %{CISCO_INTERVAL:interval} \[%{DATA:hashcode1}, %{DATA:hashcode2}\]
"""ASA-5-106100"""
CISCOFW106100 access-list %{NOTSPACE:policy_id} %{CISCO_ACTION:action} %{WORD:protocol} %{DATA:src_interface}/%{IP:src_ip}\(%{INT:src_port}\)(\(%{DATA:src_fwuser}\))? -> %{DATA:dst_interface}/%{IP:dst_ip}\(%{INT:dst_port}\)(\(%{DATA:src_fwuser}\))? hit-cnt %{INT:hit_count} %{CISCO_INTERVAL:interval} \[%{DATA:hashcode1}, %{DATA:hashcode2}\]
"""ASA-6-110002"""
CISCOFW110002 %{CISCO_REASON:reason} for %{WORD:protocol} from %{DATA:src_interface}:%{IP:src_ip}/%{INT:src_port} to %{IP:dst_ip}/%{INT:dst_port}
"""ASA-6-302010"""
CISCOFW302010 %{INT:connection_count} in use, %{INT:connection_count_max} most used
"""ASA-6-302013, ASA-6-302014, ASA-6-302015, ASA-6-302016"""
CISCOFW302013_302014_302015_302016 %{CISCO_ACTION:action}(?: %{CISCO_DIRECTION:direction})? %{WORD:protocol} connection %{INT:connection_id} for %{DATA:src_interface}:%{IP:src_ip}/%{INT:src_port}( \(%{IP:src_mapped_ip}/%{INT:src_mapped_port}\))?(\(%{DATA:src_fwuser}\))? to %{DATA:dst_interface}:%{IP:dst_ip}/%{INT:dst_port}( \(%{IP:dst_mapped_ip}/%{INT:dst_mapped_port}\))?(\(%{DATA:dst_fwuser}\))?( duration %{TIME:duration} bytes %{INT:bytes})?(?: %{CISCO_REASON:reason})?( \(%{DATA:user}\))?
"""ASA-6-302020, ASA-6-302021"""
CISCOFW302020_302021 %{CISCO_ACTION:action}(?: %{CISCO_DIRECTION:direction})? %{WORD:protocol} connection for faddr %{IP:dst_ip}/%{INT:icmp_seq_num}(?:\(%{DATA:fwuser}\))? gaddr %{IP:src_xlated_ip}/%{INT:icmp_code_xlated} laddr %{IP:src_ip}/%{INT:icmp_code}( \(%{DATA:user}\))?
"""ASA-6-305011"""
CISCOFW305011 %{CISCO_ACTION:action} %{CISCO_XLATE_TYPE:xlate_type} %{WORD:protocol} translation from %{DATA:src_interface}:%{IP:src_ip}(/%{INT:src_port})?(\(%{DATA:src_fwuser}\))? to %{DATA:src_xlated_interface}:%{IP:src_xlated_ip}/%{DATA:src_xlated_port}
"""ASA-3-313001, ASA-3-313004, ASA-3-313008"""
CISCOFW313001_313004_313008 %{CISCO_ACTION:action} %{WORD:protocol} type=%{INT:icmp_type}, code=%{INT:icmp_code} from %{IP:src_ip} on interface %{DATA:interface}( to %{IP:dst_ip})?
"""ASA-4-313005"""
CISCOFW313005 %{CISCO_REASON:reason} for %{WORD:protocol} error message: %{WORD:err_protocol} src %{DATA:err_src_interface}:%{IP:err_src_ip}(\(%{DATA:err_src_fwuser}\))? dst %{DATA:err_dst_interface}:%{IP:err_dst_ip}(\(%{DATA:err_dst_fwuser}\))? \(type %{INT:err_icmp_type}, code %{INT:err_icmp_code}\) on %{DATA:interface} interface\. Original IP payload: %{WORD:protocol} src %{IP:orig_src_ip}/%{INT:orig_src_port}(\(%{DATA:orig_src_fwuser}\))? dst %{IP:orig_dst_ip}/%{INT:orig_dst_port}(\(%{DATA:orig_dst_fwuser}\))?
"""ASA-5-321001"""
CISCOFW321001 Resource '%{WORD:resource_name}' limit of %{POSINT:resource_limit} reached for system
"""ASA-4-402117"""
CISCOFW402117 %{WORD:protocol}: Received a non-IPSec packet \(protocol= %{WORD:orig_protocol}\) from %{IP:src_ip} to %{IP:dst_ip}
"""ASA-4-402119"""
CISCOFW402119 %{WORD:protocol}: Received an %{WORD:orig_protocol} packet \(SPI= %{DATA:spi}, sequence number= %{DATA:seq_num}\) from %{IP:src_ip} \(user= %{DATA:user}\) to %{IP:dst_ip} that failed anti-replay checking
"""ASA-4-419001"""
CISCOFW419001 %{CISCO_ACTION:action} %{WORD:protocol} packet from %{DATA:src_interface}:%{IP:src_ip}/%{INT:src_port} to %{DATA:dst_interface}:%{IP:dst_ip}/%{INT:dst_port}, reason: %{GREEDYDATA:reason}
"""ASA-4-419002"""
CISCOFW419002 %{CISCO_REASON:reason} from %{DATA:src_interface}:%{IP:src_ip}/%{INT:src_port} to %{DATA:dst_interface}:%{IP:dst_ip}/%{INT:dst_port} with different initial sequence number
"""ASA-4-500004"""
CISCOFW500004 %{CISCO_REASON:reason} for protocol=%{WORD:protocol}, from %{IP:src_ip}/%{INT:src_port} to %{IP:dst_ip}/%{INT:dst_port}
"""ASA-6-602303, ASA-6-602304"""
CISCOFW602303_602304 %{WORD:protocol}: An %{CISCO_DIRECTION:direction} %{GREEDYDATA:tunnel_type} SA \(SPI= %{DATA:spi}\) between %{IP:src_ip} and %{IP:dst_ip} \(user= %{DATA:user}\) has been %{CISCO_ACTION:action}
"""ASA-7-710001, ASA-7-710002, ASA-7-710003, ASA-7-710005, ASA-7-710006"""
CISCOFW710001_710002_710003_710005_710006 %{WORD:protocol} (?:request|access) %{CISCO_ACTION:action} from %{IP:src_ip}/%{INT:src_port} to %{DATA:dst_interface}:%{IP:dst_ip}/%{INT:dst_port}
"""ASA-6-713172"""
CISCOFW713172 Group = %{GREEDYDATA:group}, IP = %{IP:src_ip}, Automatic NAT Detection Status:\s+Remote end\s*%{DATA:is_remote_natted}\s*behind a NAT device\s+This\s+end\s*%{DATA:is_local_natted}\s*behind a NAT device
"""ASA-4-733100"""
CISCOFW733100 \[\s*%{DATA:drop_type}\s*\] drop %{DATA:drop_rate_id} exceeded. Current burst rate is %{INT:drop_rate_current_burst} per second, max configured rate is %{INT:drop_rate_max_burst}; Current average rate is %{INT:drop_rate_current_avg} per second, max configured rate is %{INT:drop_rate_max_avg}; Cumulative total count is %{INT:drop_total_count}
"""== End Cisco ASA =="""
"""Shorewall firewall logs"""
SHOREWALL (%{SYSLOGTIMESTAMP:timestamp}) (%{WORD:nf_host}) kernel:.*Shorewall:(%{WORD:nf_action1})?:(%{WORD:nf_action2})?.*IN=(%{USERNAME:nf_in_interface})?.*(OUT= *MAC=(%{COMMONMAC:nf_dst_mac}):(%{COMMONMAC:nf_src_mac})?|OUT=%{USERNAME:nf_out_interface}).*SRC=(%{IPV4:nf_src_ip}).*DST=(%{IPV4:nf_dst_ip}).*LEN=(%{WORD:nf_len}).?*TOS=(%{WORD:nf_tos}).?*PREC=(%{WORD:nf_prec}).?*TTL=(%{INT:nf_ttl}).?*ID=(%{INT:nf_id}).?*PROTO=(%{WORD:nf_protocol}).?*SPT=(%{INT:nf_src_port}?.*DPT=%{INT:nf_dst_port}?.*)
"""== End Shorewall"""
Haproxy示例""" These patterns were tested w/ haproxy-1.4.15"""
""" Documentation of the haproxy log formats can be found at the following links:"""
""" http://code.google.com/p/haproxy-docs/wiki/HTTPLogFormat"""
""" http://code.google.com/p/haproxy-docs/wiki/TCPLogFormat"""
HAPROXYTIME (?!%{IP:dst-ip}/%{INT:dst-port} %{DATA:service} %{IP:nat-src-ip}/%{INT:nat-src-port}->%{IP:nat-dst-ip}/%{INT:nat-dst-port} %{DATA:src-nat-rule-name} %{DATA:dst-nat-rule-name} %{INT:protocol-id} %{DATA:policy-name} %{DATA:from-zone} %{DATA:to-zone} %{INT:session-id} \d+\(%{DATA:sent}\) \d+\(%{DATA:received}\) %{INT:elapsed-time} .*
RT_FLOW2 %{RT_FLOW_EVENT:event}: session created %{IP:src-ip}/%{INT:src-port}->%{IP:dst-ip}/%{INT:dst-port} %{DATA:service} %{IP:nat-src-ip}/%{INT:nat-src-port}->%{IP:nat-dst-ip}/%{INT:nat-dst-port} %{DATA:src-nat-rule-name} %{DATA:dst-nat-rule-name} %{INT:protocol-id} %{DATA:policy-name} %{DATA:from-zone} %{DATA:to-zone} %{INT:session-id} .*
RT_FLOW3 %{RT_FLOW_EVENT:event}: session denied %{IP:src-ip}/%{INT:src-port}->%{IP:dst-ip}/%{INT:dst-port} %{DATA:service} %{INT:protocol-id}\(\d\) %{DATA:policy-name} %{DATA:from-zone} %{DATA:to-zone} .*
Linux-syslog示例SYSLOG5424PRINTASCII [!-~]+
SYSLOGBASE2 (?:%{SYSLOGTIMESTAMP:timestamp}|%{TIMESTAMP_ISO8601:timestamp8601}) (?:%{SYSLOGFACILITY} )?%{SYSLOGHOST:logsource}+(?: %{SYSLOGPROG}:|)
SYSLOGPAMSESSION %{SYSLOGBASE} (?=%{GREEDYDATA:message})%{WORD:pam_module}\(%{DATA:pam_caller}\): session %{WORD:pam_session_state} for user %{USERNAME:username}(?: by %{GREEDYDATA:pam_by})?
CRON_ACTION [A-Z ]+
CRONLOG %{SYSLOGBASE} \(%{USER:user}\) %{CRON_ACTION:action} \(%{DATA:message}\)
SYSLOGLINE %{SYSLOGBASE2} %{GREEDYDATA:message}
"""IETF 5424 syslog(8) format (see http://www.rfc-editor.org/info/rfc5424)"""
SYSLOG5424PRI
SYSLOG5424SD \[%{DATA}\]+
SYSLOG5424BASE %{SYSLOG5424PRI}%{NONNEGINT:syslog5424_ver} +(?:%{TIMESTAMP_ISO8601:syslog5424_ts}|-) +(?:%{HOSTNAME:syslog5424_host}|-) +(-|%{SYSLOG5424PRINTASCII:syslog5424_app}) +(-|%{SYSLOG5424PRINTASCII:syslog5424_proc}) +(-|%{SYSLOG5424PRINTASCII:syslog5424_msgid}) +(?:%{SYSLOG5424SD:syslog5424_sd}|-|)
SYSLOG5424LINE %{SYSLOG5424BASE} +%{GREEDYDATA:syslog5424_msg}
Mcollective-patterns示例"""Remember, these can be multi-line events."""
MCOLLECTIVE ., \[%{TIMESTAMP_ISO8601:timestamp} #%{POSINT:pid}\]%{SPACE}%{LOGLEVEL:event_level}
MCOLLECTIVEAUDIT %{TIMESTAMP_ISO8601:timestamp}:
MongoDB示例MONGO_LOG %{SYSLOGTIMESTAMP:timestamp} \[%{WORD:component}\] %{GREEDYDATA:message}
MONGO_QUERY \{ (? |