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[Filebeat] Ensure Kibana audit event.category and event.type are still processed as strings. #25101

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Apr 20, 2021
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[Filebeat] Ensure Kibana audit event.category and event.type are still processed as strings. #25101

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8e8a59d
Ensure event.category and event.type are still processed as strings.
lukeelmers Apr 15, 2021
84e3f9b
Check that category and type are a list & update tests.
lukeelmers Apr 15, 2021
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12 changes: 10 additions & 2 deletions filebeat/module/kibana/audit/ingest/pipeline-json.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -14,15 +14,23 @@ processors:
field: event.action
value: "{{kibana._audit_temp.event.action}}"
- set:
if: ctx.kibana._audit_temp.event.category != null
if: ctx.kibana._audit_temp.event.category != null && ctx.kibana._audit_temp.event.category instanceof List
field: event.category
value: "{{kibana._audit_temp.event.category.0}}"
- set:
if: ctx.kibana._audit_temp.event.category != null && ctx.kibana._audit_temp.event.category instanceof String
field: event.category
value: "{{kibana._audit_temp.event.category}}"
- set:
if: ctx.kibana._audit_temp.event.outcome != null
field: event.outcome
value: "{{kibana._audit_temp.event.outcome}}"
- set:
if: ctx.kibana._audit_temp.event.type != null
if: ctx.kibana._audit_temp.event.type != null && ctx.kibana._audit_temp.event.type instanceof List
field: event.type
value: "{{kibana._audit_temp.event.type.0}}"
- set:
if: ctx.kibana._audit_temp.event.type != null && ctx.kibana._audit_temp.event.type instanceof String
field: event.type
value: "{{kibana._audit_temp.event.type}}"
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4 changes: 4 additions & 0 deletions filebeat/module/kibana/audit/test/test-audit-713.log
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Original file line number Diff line number Diff line change
@@ -0,0 +1,4 @@
{"@timestamp":"2020-12-09T11:57:34.870-05:00","message":"User is requesting [/foo/spaces/enter] endpoint","log":{"level":"INFO","logger":"plugins.security.audit.ecs"},"process":{"pid":20699},"ecs":{"version":"1.9.0"},"event":{"action":"http_request","category":["web"],"outcome":"unknown"},"http":{"request":{"method":"get"}},"url":{"domain":"0.0.0.0","path":"/foo/spaces/enter","port":5603,"scheme":"https:"},"user":{"name":"elastic","roles":["superuser"]},"kibana":{"space_id":"default"},"trace":{"id":"71a7d4d1-e9ba-474c-a844-9d9c1dc11ba5"}}
{"@timestamp":"2020-12-09T11:59:21.458-05:00","message":"User [elastic] has logged in using basic provider [name=basic]","log":{"level":"INFO","logger":"plugins.security.audit.ecs"},"process":{"pid":20699},"ecs":{"version":"1.9.0"},"event":{"action":"user_login","category":["authentication"],"outcome":"success"},"user":{"name":"elastic","roles":["superuser"]},"kibana":{"authentication_provider":"basic","authentication_type":"basic","authentication_realm":"reserved","lookup_realm":"reserved"},"trace":{"id":"a400bdb7-d279-44c1-b009-bc803809872f"}}
{"@timestamp":"2020-12-09T12:01:36.210-05:00","message":"User is creating index-pattern [id=325b1500-3a40-11eb-a93c-7bbeae51ac96]","log":{"level":"INFO","logger":"plugins.security.audit.ecs"},"process":{"pid":20699},"ecs":{"version":"1.9.0"},"event":{"action":"saved_object_create","category":["database"],"type":["creation"],"outcome":"unknown"},"kibana":{"space_id":"default","saved_object":{"type":"index-pattern","id":"325b1500-3a40-11eb-a93c-7bbeae51ac96"}},"user":{"name":"elastic","roles":["superuser"]},"trace":{"id":"b1c237a9-5edd-4653-92bc-350feb8e1530"}}
{"@timestamp":"2020-12-09T12:01:37.281-05:00","message":"User has accessed index-pattern [id=325b1500-3a40-11eb-a93c-7bbeae51ac96]","log":{"level":"INFO","logger":"plugins.security.audit.ecs"},"process":{"pid":20699},"ecs":{"version":"1.9.0"},"event":{"action":"saved_object_get","category":"database","type":"access","outcome":"success"},"kibana":{"space_id":"default","saved_object":{"type":"index-pattern","id":"325b1500-3a40-11eb-a93c-7bbeae51ac96"}},"user":{"name":"elastic","roles":["superuser"]},"trace":{"id":"17819e5b-187a-4107-944e-6295925d08be"}}
113 changes: 113 additions & 0 deletions filebeat/module/kibana/audit/test/test-audit-713.log-expected.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,113 @@
[
{
"@timestamp": "2020-12-09T11:57:34.870-05:00",
"event.action": "http_request",
"event.category": "web",
"event.dataset": "kibana.audit",
"event.kind": "event",
"event.module": "kibana",
"event.outcome": "unknown",
"event.timezone": "-02:00",
"fileset.name": "audit",
"http.request.method": "get",
"input.type": "log",
"kibana.space_id": "default",
"log.offset": 0,
"message": "User is requesting [/foo/spaces/enter] endpoint",
"process.pid": 20699,
"related.user": [
"elastic"
],
"service.type": "kibana",
"trace.id": "71a7d4d1-e9ba-474c-a844-9d9c1dc11ba5",
"url.domain": "0.0.0.0",
"url.original": "/foo/spaces/enter",
"url.path": "/foo/spaces/enter",
"url.port": 5603,
"url.scheme": "https:",
"user.name": "elastic",
"user.roles": [
"superuser"
]
},
{
"@timestamp": "2020-12-09T11:59:21.458-05:00",
"event.action": "user_login",
"event.category": "authentication",
"event.dataset": "kibana.audit",
"event.kind": "event",
"event.module": "kibana",
"event.outcome": "success",
"event.timezone": "-02:00",
"fileset.name": "audit",
"input.type": "log",
"log.offset": 545,
"message": "User [elastic] has logged in using basic provider [name=basic]",
"process.pid": 20699,
"related.user": [
"elastic"
],
"service.type": "kibana",
"trace.id": "a400bdb7-d279-44c1-b009-bc803809872f",
"user.name": "elastic",
"user.roles": [
"superuser"
]
},
{
"@timestamp": "2020-12-09T12:01:36.210-05:00",
"event.action": "saved_object_create",
"event.category": "database",
"event.dataset": "kibana.audit",
"event.kind": "event",
"event.module": "kibana",
"event.outcome": "unknown",
"event.timezone": "-02:00",
"event.type": "creation",
"fileset.name": "audit",
"input.type": "log",
"kibana.saved_object.id": "325b1500-3a40-11eb-a93c-7bbeae51ac96",
"kibana.saved_object.type": "index-pattern",
"kibana.space_id": "default",
"log.offset": 1097,
"message": "User is creating index-pattern [id=325b1500-3a40-11eb-a93c-7bbeae51ac96]",
"process.pid": 20699,
"related.user": [
"elastic"
],
"service.type": "kibana",
"trace.id": "b1c237a9-5edd-4653-92bc-350feb8e1530",
"user.name": "elastic",
"user.roles": [
"superuser"
]
},
{
"@timestamp": "2020-12-09T12:01:37.281-05:00",
"event.action": "saved_object_get",
"event.category": "database",
"event.dataset": "kibana.audit",
"event.kind": "event",
"event.module": "kibana",
"event.outcome": "success",
"event.timezone": "-02:00",
"event.type": "access",
"fileset.name": "audit",
"input.type": "log",
"kibana.saved_object.id": "325b1500-3a40-11eb-a93c-7bbeae51ac96",
"kibana.saved_object.type": "index-pattern",
"kibana.space_id": "default",
"log.offset": 1663,
"message": "User has accessed index-pattern [id=325b1500-3a40-11eb-a93c-7bbeae51ac96]",
"process.pid": 20699,
"related.user": [
"elastic"
],
"service.type": "kibana",
"trace.id": "17819e5b-187a-4107-944e-6295925d08be",
"user.name": "elastic",
"user.roles": [
"superuser"
]
}
]