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use null safe operator for source.port and destination.port

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https://github.com/Security-Onion-Solutions/securityonion-saltstack/issues/594
This commit is contained in:
Doug Burks
2020-05-15 14:58:21 -04:00
committed by GitHub
parent 4737c0da3f
commit 58d59c6844
1 changed files with 2 additions and 2 deletions
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4
salt/elasticsearch/files/ingest/zeek.common
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@@ -12,9 +12,9 @@
{ "rename": { "field": "message2.id.resp_h", "target_field": "destination.ip", "ignore_missing": true } },
{ "rename": { "field": "message2.id.resp_p", "target_field": "destination.port", "ignore_missing": true } },
{ "set": { "field": "client.ip", "value": "{{source.ip}}" } },
{ "set": { "if": "ctx.source.port != null", "field": "client.port", "value": "{{source.port}}" } },
{ "set": { "if": "ctx.source?.port != null", "field": "client.port", "value": "{{source.port}}" } },
{ "set": { "field": "server.ip", "value": "{{destination.ip}}" } },
{ "set": { "if": "ctx.destination.port != null", "field": "server.port", "value": "{{destination.port}}" } },
{ "set": { "if": "ctx.destination?.port != null", "field": "server.port", "value": "{{destination.port}}" } },
{ "set": { "field": "observer.name", "value": "{{agent.name}}" } },
{ "date": { "field": "message2.ts", "target_field": "@timestamp", "formats": ["ISO8601", "UNIX"], "ignore_failure": true } },
{ "remove": { "field": ["agent"], "ignore_failure": true } },