add interpreter-notebook

[dekaihu]

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[gemini-code-assist]

Summary of Changes

Hello @dekaihu, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request integrates support for Kubeflow Notebook resources by adding a new resource interpreter. This interpreter provides essential logic for health checking, status aggregation, and status reflection, which are crucial for managing and observing Notebook instances within a Kubernetes environment. The addition ensures that Notebooks can be properly monitored and their states accurately represented.

Highlights

• Kubeflow Notebook Resource Interpretation: Introduced custom resource interpretation for kubeflow.org/v1/Notebook resources, enabling the system to understand and manage their lifecycle more effectively.
• Lua Scripted Logic: Implemented Lua scripts for healthInterpretation, statusAggregation, and statusReflection to define how Notebooks' health, aggregated status, and reflected status are determined.
• Comprehensive Test Coverage: Added dedicated test configurations and sample YAML data (desired-notebook.yaml, observed-notebook.yaml, status-file.yaml) to validate the correctness of the new Notebook interpreter logic.

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[gemini-code-assist]

Code Review

This pull request adds a resource interpreter customization for Kubeflow Notebooks. The implementation has several issues in the Lua scripts for health interpretation, status aggregation, and status reflection that could lead to incorrect behavior. I've provided suggestions to fix these issues and improve the robustness of the scripts. Additionally, there's a minor inconsistency in the test configuration that should be addressed.

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Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 45.83%. Comparing base (4594ca0) to head (14f50ea).
⚠️ Report is 42 commits behind head on master.
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Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6814      +/-   ##
==========================================
+ Coverage   45.73%   45.83%   +0.10%     
==========================================
  Files         689      690       +1     
  Lines       57104    57300     +196     
==========================================
+ Hits        26114    26266     +152     
- Misses      29358    29403      +45     
+ Partials     1632     1631       -1     

Flag	Coverage Δ
unittests	45.83% <ø> (+0.10%)	⬆️

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[XiShanYongYe-Chang]

/gemini review

[gemini-code-assist]

Code Review

This pull request introduces a resource interpreter customization for Kubeflow Notebooks. The changes include the customization definition with Lua scripts for health interpretation, status aggregation, and status reflection, along with corresponding tests and test data.

My review of the Lua scripts has identified a couple of issues that could affect the correctness and robustness of the interpreter:

• In the statusAggregation script, the containerState is being overwritten in each loop iteration, which will result in loss of information from all but the last member cluster.
• The statusReflection script performs unsafe access to status fields, which could lead to an inconsistent structure in the returned status if some fields are missing in the observed object.

I have provided specific suggestions to address these points. After these fixes, the PR should be in good shape.