DeGauss

Your friendly neighborhood Avro schema compatibility checker.

Install

Grab a binary from releases

Using cargo

cargo install degauss

Example

• Check the compatibility of your schemas

  $ degauss validate -s tests/data/movies-raw-reader.avsc tests/data/movies-raw-writer.avsc -c full-transitive
  

• Check the compatibility and set the exit status in case of a failure.

  $ degauss validate -s tests/data/movies-raw-reader.avsc tests/data/movies-raw-writer.avsc -c full-transitive --exit-status
  

• Register a schema to schema-registry

  • create a file with env variables

  $ cat env
  export DEGAUSS_SCHEMA_REGISTRY_URL=https://some-url
  export DEGAUSS_SCHEMA_REGISTRY_USER=some-user
  export DEGAUSS_SCHEMA_REGISTRY_PASS=some-pass
  

  $ source env
  

  $ degauss schema-registry register --subject-type value --topic test2 --schema-path ./tests/data/movies-raw-reader.avsc
  

• Get the compatibility for a subject:

  $ degauss schema-registry compatibility get --subject-type value --topic test
  

• Set the compatibility for a subject:

  $ degauss schema-registry compatibility set --subject-type value --topic test --compatibility forward
  

Development

Apart from integration tests, to run compatibility tests please use:

cargo test _compat