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filebeat/module/nginx/ingress_controller: Add parsing if one of upstreams fails to return response #34787

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merged 7 commits into from
Apr 3, 2023
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filebeat/module/nginx/ingress_controller: Add parsing if one of upstreams fails to return response #34787

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91ec883
Add nginx ingress_controller parsing if one of upstreams fails to ret…
leweafan Mar 9, 2023
0970381
added pull id
leweafan Mar 9, 2023
8502941
Merge branch 'main' into nginx_ingress_controller
leweafan Mar 9, 2023
485b7d6
Merge branch 'main' into nginx_ingress_controller
leweafan Mar 27, 2023
ea69db2
Merge branch 'main' into nginx_ingress_controller
leweafan Mar 27, 2023
f431dc0
Merge branch 'main' into nginx_ingress_controller
leweafan Mar 28, 2023
42729d6
Merge branch 'main' into nginx_ingress_controller
tetianakravchenko Mar 29, 2023
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1 change: 1 addition & 0 deletions CHANGELOG.next.asciidoc
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Expand Up @@ -243,6 +243,7 @@ automatic splitting at root level, if root level element is an array. {pull}3415
- Register MIME handlers for CSV types in CEL input. {pull}34934[34934]
- Add MySQL authentication message parsing and `related.ip` and `related.user` fields {pull}34810[34810]
- Mention `mito` CEL tool in CEL input docs. {pull}34959[34959]
- Add nginx ingress_controller parsing if one of upstreams fails to return response {pull}34787[34787]

*Auditbeat*

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16 changes: 10 additions & 6 deletions filebeat/module/nginx/ingress_controller/ingest/pipeline.yml
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Expand Up @@ -17,16 +17,16 @@ processors:
"(-|%{DATA:http.request.referrer})" "(-|%{DATA:user_agent.original})" %{NUMBER:nginx.ingress_controller.http.request.length:long}
%{NUMBER:nginx.ingress_controller.http.request.time:double} \[%{DATA:nginx.ingress_controller.upstream.name}\]
\[%{DATA:nginx.ingress_controller.upstream.alternative_name}\] (%{UPSTREAM_ADDRESS_LIST:nginx.ingress_controller.upstream_address_list}|-)
(%{UPSTREAM_RESPONSE_LENGTH_LIST:nginx.ingress_controller.upstream.response.length_list}|-) (%{UPSTREAM_RESPONSE_TIME_LIST:nginx.ingress_controller.upstream.response.time_list}|-)
(%{UPSTREAM_RESPONSE_STATUS_CODE_LIST:nginx.ingress_controller.upstream.response.status_code_list}|-) %{GREEDYDATA:nginx.ingress_controller.http.request.id}
(%{UPSTREAM_RESPONSE_LENGTH_LIST:nginx.ingress_controller.upstream.response.length_list}|-) (-|%{UPSTREAM_RESPONSE_TIME_LIST:nginx.ingress_controller.upstream.response.time_list})
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could you explain why it was needed to change order here?

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I really don't remember. I've made test and it works if we change it.

(-|%{UPSTREAM_RESPONSE_STATUS_CODE_LIST:nginx.ingress_controller.upstream.response.status_code_list}) %{GREEDYDATA:nginx.ingress_controller.http.request.id}
pattern_definitions:
NGINX_HOST: (?:%{IP:destination.ip}|%{NGINX_NOTSEPARATOR:destination.domain})(:%{NUMBER:destination.port})?
NGINX_NOTSEPARATOR: "[^\t ,:]+"
NGINX_ADDRESS_LIST: (?:%{IP}|%{WORD})("?,?\s*(?:%{IP}|%{WORD}))*
UPSTREAM_ADDRESS_LIST: (unix:%{NOTSPACE}|(?:%{IP}(:%{NUMBER})?)("?,?\s*(?:%{IP}(:%{NUMBER})?))*)
UPSTREAM_RESPONSE_LENGTH_LIST: (?:%{NUMBER})("?,?\s*(?:%{NUMBER}))*
UPSTREAM_RESPONSE_TIME_LIST: (?:%{NUMBER})("?,?\s*(?:%{NUMBER}))*
UPSTREAM_RESPONSE_STATUS_CODE_LIST: (?:%{NUMBER})("?,?\s*(?:%{NUMBER}))*
UPSTREAM_RESPONSE_TIME_LIST: (%{NUMBER}|(-|(?:%{NUMBER})),\s+(-|(?:%{NUMBER}))(\"?,?\s*(-|(?:%{NUMBER})))*)
UPSTREAM_RESPONSE_STATUS_CODE_LIST: (%{NUMBER}|(-|(?:%{NUMBER})),\s+(-|(?:%{NUMBER}))(\"?,?\s*(-|(?:%{NUMBER})))*)
IP: (?:\[?%{IPV6}\]?|%{IPV4})
ignore_missing: true
- grok:
Expand Down Expand Up @@ -104,7 +104,9 @@ processors:
}
float res_time = 0;
for (def item : ctx.nginx.ingress_controller.upstream.response.time_list) {
res_time = res_time + Float.parseFloat(item);
if (item != '-') {
res_time = res_time + Float.parseFloat(item);
}
}
ctx.nginx.ingress_controller.upstream.response.time = res_time;
}
Expand All @@ -121,7 +123,9 @@ processors:
}
int last_status_code;
for (def item : ctx.nginx.ingress_controller.upstream.response.status_code_list) {
last_status_code = Integer.parseInt(item);
if (item != '-') {
last_status_code = Integer.parseInt(item);
}
}
ctx.nginx.ingress_controller.upstream.response.status_code = last_status_code;
}
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1 change: 1 addition & 0 deletions filebeat/module/nginx/ingress_controller/test/test.log
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Expand Up @@ -26,3 +26,4 @@
2a02:cf40::4e36 - - [24/Aug/2022:18:05:41 +0000] "GET /favicon.ico HTTP/2.0" 502 552 "https://localhost:8080/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36" 27 0.000 [localhost-8080] [] [2a02:cf40::7]:5000, [2a02:cf40::4e36]:5000 0, 0 0.000, 0.000 502, 502 3db73c6c673c4256ade033a6ce08c2ab
2a02:cf40::4e36 - - [24/Aug/2022:18:05:41 +0000] "GET /favicon.ico HTTP/2.0" 502 552 "https://localhost:8080/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36" 27 0.000 [localhost-8080] [] [2a02:cf40::7]:5000, [2a02:cf40::::::::4e36]:500000000 0, 0 0.000, 0.000 502, 502 3db73c6c673c4256ade033a6ce08c2ab
192.168.64.1 - - [07/Feb/2020:11:56:54 +0000] "GET /products/42 HTTP/1.1" 200 59 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.5 Safari/605.1.15" 369 0.002 [default-web-8080] [] unix:/var/run/php-fpm.sock 59 0.002 200 0f76ea730f282d5759018eb756b23b14
192.168.64.14 - - [07/Feb/2020:12:02:42 +0000] "GET /test/test.mp4 HTTP/1.1" 200 61 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0" 348 0.001 [default-web2-8080] [] 172.17.0.6:8080, 172.17.0.7:8080 - 0.100, - 200, - 835136ae24486dbb4156dcbe21f5d402
64 changes: 64 additions & 0 deletions filebeat/module/nginx/ingress_controller/test/test.log-expected.json
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Expand Up @@ -1763,5 +1763,69 @@
"user_agent.os.name": "Mac OS X",
"user_agent.os.version": "10.14.6",
"user_agent.version": "13.0.5"
},
{
"@timestamp": "2020-02-07T12:02:42.000Z",
"event.category": [
"web"
],
"event.dataset": "nginx.ingress_controller",
"event.kind": "event",
"event.module": "nginx",
"event.original": "192.168.64.14 - - [07/Feb/2020:12:02:42 +0000] \"GET /test/test.mp4 HTTP/1.1\" 200 61 \"-\" \"Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0\" 348 0.001 [default-web2-8080] [] 172.17.0.6:8080, 172.17.0.7:8080 - 0.100, - 200, - 835136ae24486dbb4156dcbe21f5d402",
"event.outcome": "success",
"event.timezone": "-02:00",
"event.type": [
"info"
],
"fileset.name": "ingress_controller",
"http.request.id": "835136ae24486dbb4156dcbe21f5d402",
"http.request.method": "GET",
"http.response.body.bytes": 61,
"http.response.status_code": 200,
"http.version": "1.1",
"input.type": "log",
"log.offset": 7742,
"nginx.ingress_controller.http.request.id": "835136ae24486dbb4156dcbe21f5d402",
"nginx.ingress_controller.http.request.length": 348,
"nginx.ingress_controller.http.request.time": 0.001,
"nginx.ingress_controller.remote_ip_list": [
"192.168.64.14"
],
"nginx.ingress_controller.upstream.alternative_name": "",
"nginx.ingress_controller.upstream.ip": "172.17.0.7",
"nginx.ingress_controller.upstream.name": "default-web2-8080",
"nginx.ingress_controller.upstream.port": 8080,
"nginx.ingress_controller.upstream.response.status_code": 200,
"nginx.ingress_controller.upstream.response.status_code_list": [
"-",
"200"
],
"nginx.ingress_controller.upstream.response.time": 0.1,
"nginx.ingress_controller.upstream.response.time_list": [
"-",
"0.100"
],
"nginx.ingress_controller.upstream_address_list": [
"172.17.0.6:8080",
"172.17.0.7:8080"
],
"related.ip": [
"172.17.0.7",
"192.168.64.14"
],
"service.type": "nginx",
"source.address": "192.168.64.14",
"source.ip": "192.168.64.14",
"url.extension": "mp4",
"url.original": "/test/test.mp4",
"url.path": "/test/test.mp4",
"user_agent.device.name": "Mac",
"user_agent.name": "Firefox",
"user_agent.original": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0",
"user_agent.os.full": "Mac OS X 10.14",
"user_agent.os.name": "Mac OS X",
"user_agent.os.version": "10.14",
"user_agent.version": "72.0."
}
]