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Flink CDC Migration Test Utilities

Pipeline Jobs

Preparation

Install Ruby (macOS has embedded it by default)
(Optional) Run gem install terminal-table for better display

Compile snapshot CDC versions

Set CDC_SOURCE_HOME to the root directory of the Flink CDC git repository
Go to tools/mig-test and run ruby prepare_libs.rb to download released / compile snapshot CDC versions

Run migration tests

Enter conf/ and run docker compose up -d to start up test containers
Set FLINK_HOME to the home directory of Flink
Go back to tools/mig-test and run ruby run_migration_test.rb to start testing

Result

The migration result will be displayed in the console like this:

+--------------------------------------------------------------------+
|                       Migration Test Result                        |
+--------------+-------+-------+-------+--------------+--------------+
|              | 3.0.0 | 3.0.1 | 3.1.0 | 3.1-SNAPSHOT | 3.2-SNAPSHOT |
| 3.0.0        | ❓    | ❓    | ❌    | ✅           | ✅           |
| 3.0.1        |       | ❓    | ❌    | ✅           | ✅           |
| 3.1.0        |       |       | ✅    | ❌           | ❌           |
| 3.1-SNAPSHOT |       |       |       | ✅           | ✅           |
| 3.2-SNAPSHOT |       |       |       |              | ✅           |
+--------------+-------+-------+-------+--------------+--------------+

✅ - Compatible, ❌ - Not compatible, ❓ - Target version doesn't support --from-savepoint

DataStream Jobs

See datastream/README.md.

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