resource/dms_endpoint: add support for extraConnectionAttributes in create/read ops and handle diffs

[anGie44]

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Closes #8009
Closes #8000

Release note for CHANGELOG:

resource/dms_endpoint: add support for `extra_connection_attributes` on create and read and prevent diffs between the API response and configured value

Output from acceptance testing:

--- PASS: TestAccAwsDmsEndpoint_Elasticsearch (172.07s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch_ErrorRetryDuration (181.10s)
--- PASS: TestAccAwsDmsEndpoint_S3_ExtraConnectionAttributes (192.49s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch_ExtraConnectionAttributes (192.98s)
--- PASS: TestAccAwsDmsEndpoint_MongoDb (193.97s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch_FullLoadErrorPercentage (202.25s)
--- PASS: TestAccAwsDmsEndpoint_Db2 (222.04s)
--- PASS: TestAccAwsDmsEndpoint_DocDB (233.58s)
--- PASS: TestAccAwsDmsEndpoint_basic (233.69s)
--- PASS: TestAccAwsDmsEndpoint_Kafka_Broker (242.55s)
--- PASS: TestAccAwsDmsEndpoint_DynamoDb (242.66s)
--- PASS: TestAccAwsDmsEndpoint_Kafka_Topic (244.66s)
--- PASS: TestAccAwsDmsEndpoint_S3 (255.30s)
--- PASS: TestAccAwsDmsEndpoint_MongoDb_Update (268.29s)
--- PASS: TestAccAwsDmsEndpoint_Kinesis (276.50s)

[anGie44]

the API returns this value in extra_connection_attributes by default so adding it to the schema helps calculating the diff appropriately

[bflad]

Great! 🚀 Could you also check issue #8000 and PRs #5607 / #14620 since they look similar?

Output from acceptance testing in AWS Commercial:

--- PASS: TestAccAwsDmsEndpoint_basic (43.30s)
--- PASS: TestAccAwsDmsEndpoint_Db2 (45.39s)
--- PASS: TestAccAwsDmsEndpoint_DocDB (43.68s)
--- PASS: TestAccAwsDmsEndpoint_DynamoDb (53.37s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch (41.06s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch_ErrorRetryDuration (41.01s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch_ExtraConnectionAttributes (47.91s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch_FullLoadErrorPercentage (40.98s)
--- PASS: TestAccAwsDmsEndpoint_Kafka_Broker (45.37s)
--- PASS: TestAccAwsDmsEndpoint_Kafka_Topic (44.68s)
--- PASS: TestAccAwsDmsEndpoint_Kinesis (79.14s)
--- PASS: TestAccAwsDmsEndpoint_MongoDb (27.42s)
--- PASS: TestAccAwsDmsEndpoint_MongoDb_Update (51.38s)
--- PASS: TestAccAwsDmsEndpoint_S3 (55.06s)
--- PASS: TestAccAwsDmsEndpoint_S3_ExtraConnectionAttributes (40.85s)

Output from acceptance testing in AWS GovCloud (US):

--- PASS: TestAccAwsDmsEndpoint_basic (52.91s)
--- PASS: TestAccAwsDmsEndpoint_Db2 (51.46s)
--- PASS: TestAccAwsDmsEndpoint_DocDB (50.24s)
--- PASS: TestAccAwsDmsEndpoint_DynamoDb (58.01s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch (46.42s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch_ErrorRetryDuration (44.74s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch_ExtraConnectionAttributes (47.78s)
--- PASS: TestAccAwsDmsEndpoint_Elasticsearch_FullLoadErrorPercentage (47.42s)
--- PASS: TestAccAwsDmsEndpoint_Kafka_Broker (52.21s)
--- PASS: TestAccAwsDmsEndpoint_Kafka_Topic (51.37s)
--- PASS: TestAccAwsDmsEndpoint_Kinesis (87.21s)
--- PASS: TestAccAwsDmsEndpoint_MongoDb (37.55s)
--- PASS: TestAccAwsDmsEndpoint_MongoDb_Update (55.80s)
--- PASS: TestAccAwsDmsEndpoint_S3 (57.88s)
--- PASS: TestAccAwsDmsEndpoint_S3_ExtraConnectionAttributes (47.20s)

[ghost]

This has been released in version 3.24.0 of the Terraform AWS provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template for triage. Thanks!

[ghost]

I'm going to lock this issue because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues.

If you feel this issue should be reopened, we encourage creating a new issue linking back to this one for added context. Thanks!