nixos/kafka: Added cluster/MirrorMaker testcase

[jpds]

Description of changes

Adds a Kafka cluster/MirrorMaker testcase.

Things done

• Built on platform(s)
  • x86_64-linux
  • aarch64-linux
  • x86_64-darwin
  • aarch64-darwin
• For non-Linux: Is sandboxing enabled in nix.conf? (See Nix manual)
  • sandbox = relaxed
  • sandbox = true
• Tested, as applicable:
  • NixOS test(s) (look inside nixos/tests)
  • and/or package tests
  • or, for functions and "core" functionality, tests in lib/tests or pkgs/test
  • made sure NixOS tests are linked to the relevant packages
• Tested compilation of all packages that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review rev HEAD". Note: all changes have to be committed, also see nixpkgs-review usage
• Tested basic functionality of all binary files (usually in ./result/bin/)
• 24.11 Release Notes (or backporting 23.11 and 24.05 Release notes)
  • (Package updates) Added a release notes entry if the change is major or breaking
  • (Module updates) Added a release notes entry if the change is significant
  • (Module addition) Added a release notes entry if adding a new NixOS module
• Fits CONTRIBUTING.md.

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[pbsds]

@ofborg test kafka

[pbsds]

ofborg seems to time out

[jpds]

@pbsds On my build box; nix-build -A nixosTests.kafka performs of a build of the 6.6.45 kernel; however - the tests after that pass.

[pbsds]

       error: undefined variable 'system'

       at /dev/shm/nixpkgs-review/pr-317496/nixpkgs/nixos/tests/kafka/base.nix:100:7:

           99|     '';
          100|   }) { inherit system; });
             |       ^
          101|

[jpds]

@pbsds Thanks for catching that - fixed.

[pbsds]

@ofborg test kafka

[pbsds]

ofborg seems to have issues https://logs.ofborg.org/?key=nixos/nixpkgs.317496&attempt_id=e86dfa03-1904-464b-818c-7a0c71f98f2b