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https://issues.apache.org/jira/browse/KAFKA-17704?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17888172#comment-17888172
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Dmitri Pavlov commented on KAFKA-17704:
---------------------------------------

That is the connector config use 

{
  "connector.class": "com.mongodb.kafka.connect.MongoSinkConnector",
  "topics": "testtopic",
  "tasks.max": "2",
  "collection": "mongo_collection",
  "database": "testdb",
  "connection.uri": 
"mongodb://${file:/opt/kafka/config/creds.properties:username}:${file:/opt/kafka/config/creds.properties:password}@mongodb:27017/testdb?authSource=test",
  "name": "kafka-mongosink-ibm-case",
  "key.converter.schemas.enable": "false",
  "value.converter.schemas.enable": "false",
  "value.converter": "org.apache.kafka.connect.json.JsonConverter",
  "key.converter": "org.apache.kafka.connect.json.JsonConverter"
}

ConfigProvider config 

# TTLFileConfigProvider configuration
config.providers=file
config.providers.file.class=com.lonecppcoder.kafka.config.TTLFileConfigProvider
config.providers.file.param.ttlfileconfig.ttl.ms=120000

> possible race condition in TTL credentials when connectors recycled on single 
> node instance
> -------------------------------------------------------------------------------------------
>
>                 Key: KAFKA-17704
>                 URL: https://issues.apache.org/jira/browse/KAFKA-17704
>             Project: Kafka
>          Issue Type: Bug
>    Affects Versions: 3.7.1
>            Reporter: Doug Whitfield
>            Priority: Minor
>         Attachments: For_community.zip.001, For_community.zip.002, 
> For_community.zip.003, For_community.zip.004, For_community.zip.005, 
> For_community.zip.006, For_community.zip.007, 
> image-2024-10-07-11-17-41-951.png, image-2024-10-08-19-10-13-215.png, 
> image-2024-10-09-17-04-31-915.png, logstoupload.log
>
>
> This is related to https://issues.apache.org/jira/browse/KAFKA-9228 and 
> https://issues.apache.org/jira/browse/KAFKA-17627 but in single node instance 
> and only related to credentials (as far as we know currently), so maybe 
> something else is in play?
> In some cases, when TTL is used with a single node, passwords are not passed 
> properly.
> In the "logstoupload.log" file you can see that at 09:14 the password does 
> not get change, but at 09:24 it does get changed.
> We are able to "reliably" reproduce this in prod-like environment where this 
> log comes from in Kubernetes, but we have only captured this "race condition" 
> in test rarely where we are not using Kubernetes. We have seen it without 
> Kubernetes though.
> We hope to provide something more reproducible next week, but perhaps 
> uploading this "full" log will allow you to guide us so we can make this more 
> reproducible.



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