我想使用Logstash解析nginx日志,一切看起来不错,除了得到这个_grokparsefailure
标签的行含有Nginx $ remote_user。当$ REMOTE_USER是“ - ”(默认指定$ REMOTE_USER当值),Logstash做的工作,但与真正的$ REMOTE_USER像[email protected]
失败,并把_grokparsefailure
标签:解析Nginx日志时Logstash _grokparsefailure
127.0.0.1 - - [17/Feb/2017:23:14:08 +0100]“GET /favicon.ico HTTP/1.1”302 169“http://training-hub.tn/trainer/”“Mozilla/5.0(X11; Linux x86_64)AppleWebKit/537.36(KHTML,如Gecko )铬/ 56.0.2924.87 Safari浏览器/ 537.36"
=====>作品细
127.0.0.1 - [email protected] [17/Feb/2017:23:14:07 +0100]“GET /trainer/templates/home.tmpl.html HTTP/1.1”304 0 “http://training-hub.tn/trainer/”“Mozilla /5.0(X11; Linux的x86_64的) 为AppleWebKit/537.36(KHTML,例如Gecko)浏览器/ 56.0.2924.87 的Safari/537.36"
=====>_grokparsefailure
标签和无法解析日志行
我使用这个配置文件:
input {
file {
path => "/home/dev/node/training-hub/logs/access_log"
start_position => "beginning"
sincedb_path => "/dev/null"
ignore_older => 0
type => "logs"
}
}
filter {
if[type] == "logs" {
mutate {
gsub => ["message", "::ffff:", ""]
}
grok {
match=> [
"message" , "%{COMBINEDAPACHELOG}+%{GREEDYDATA:extra_fields}",
"message" , "%{COMMONAPACHELOG}+%{GREEDYDATA:extra_fields}"
]
overwrite=> [ "message" ]
}
mutate {
convert=> ["response", "integer"]
convert=> ["bytes", "integer"]
convert=> ["responsetime", "float"]
}
geoip {
source => "clientip"
target => "geoip"
database => "/etc/logstash/GeoLite2-City.mmdb"
add_field => [ "[geoip][coordinates]", "%{[geoip][longitude]}" ]
add_field => [ "[geoip][coordinates]", "%{[geoip][latitude]}" ]
}
mutate {
convert => [ "[geoip][coordinates]", "float"]
}
date {
match=> [ "timestamp", "dd/MMM/YYYY:HH:mm:ss Z" ]
remove_field=> [ "timestamp" ]
}
useragent {
source=> "agent"
}
}
}
output { elasticsearch { hosts => "localhost:9200" } }