nginx-logs

1filter: "evt.Parsed.program startsWith 'nginx'"1
2onsuccess: next_stage2
3name: crowdsecurity/nginx-logs
4description: "Parse nginx access and error logs"
5pattern_syntax:3
6  NGCUSTOMUSER: '[a-zA-Z0-9\.\@\-\+_%]+'
7  NGCUSTOMURIPATH: "(?:/[A-Za-z0-9$.+!*'\\(\\)\\{\\},~:;=@\\#%&_\\-]*)+"
8  NGCUSTOMURIPATHPARAM: '%{NGCUSTOMURIPATH}(?:%{URIPARAM})?'
9  NPMPLUSFQDN: '%{IPORHOST}||%{DATA}'
10  NGCACHESTATUS: 'HIT|MISS|BYPASS|EXPIRED|STALE|UPDATING|REVALIDATED|-'
11  NUM_OR_DASH: '-|\d*'
12nodes:4
13  - grok:5
14      pattern: '(%{IPORHOST:target_fqdn}(:%{INT:port})? )?%{IPORHOST:remote_addr} - (%{NGCUSTOMUSER:remote_user} )?\[%{HTTPDATE:time_local}\] "%{WORD:verb} %{DATA:request} HTTP/%{NUMBER:http_version}" %{NUMBER:status} %{NUMBER:body_bytes_sent} "%{NOTDQUOTE:http_referer}" "%{NOTDQUOTE:http_user_agent}"( %{NUMBER:request_length} %{NUMBER:request_time} \[%{DATA:proxy_upstream_name}\] \[%{DATA:proxy_alternative_upstream_name}\])?'
15      apply_on: message
16      statics:6
17        - meta: log_type
18          value: http_access-log
19        - target: evt.StrTime
20          expression: evt.Parsed.time_local
21  - grok:5
22      # and this one the error log
23      pattern: '(%{IPORHOST:target_fqdn} )?%{NGINXERRTIME:time} \[%{LOGLEVEL:loglevel}\] %{NONNEGINT:pid}#%{NONNEGINT:tid}: (\*%{NONNEGINT:cid} )?%{GREEDYDATA:message}, client: %{IPORHOST:remote_addr}, server: %{DATA:target_fqdn}, request: "%{WORD:verb} ([^/]+)?%{NGCUSTOMURIPATHPARAM:request}( HTTP/%{NUMBER:http_version})?", host: "%{IPORHOST}(:%{NONNEGINT})?"'
24      apply_on: message
25      statics:6
26        - meta: log_type
27          value: http_error-log
28        - target: evt.StrTime
29          expression: evt.Parsed.time
30    pattern_syntax:4
31      NO_DOUBLE_QUOTE: '[^"]+'
32    onsuccess: next_stage
33    nodes:
34      - filter: "evt.Parsed.message contains 'was not found in'"
35        pattern_syntax:
36          USER_NOT_FOUND: 'user "%{NO_DOUBLE_QUOTE:username}" was not found in "%{NO_DOUBLE_QUOTE}"'
37        grok:
38          pattern: '%{USER_NOT_FOUND}'
39          apply_on: message
40        statics: