kubernetes/kubernetes

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• Comprehensive test coverageEnsure comprehensive test coverage by systematically considering all scenarios, edge cases, and feature combinations when adding or modif...

  kubernetes/kubernetes Testing Go orchestration 2025-07-23

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• Reduce Duplication For ReadabilityWrite code so intent is immediately obvious: avoid repeated boilerplate, collapse near-identical branches, and centralize shared logic/va...

  kUbernetes/kUbernetes Code Style Go orchestration 2026-10-25

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• Feature-gated Configuration ConsistencyWhen adding or changing a feature-gated configuration/behavior, ensure the gate is applied consistently across *all* layers (API defaults...

  kUbernetes/kUbernetes Configurations Go orchestration 2026-10-23

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• Cancellation Aware ConcurrencyWhen adding or modifying concurrent code, treat context/cancellation, goroutine lifecycle, and state ownership as first-class requirement...

  kUbernetes/kUbernetes Concurrency Go orchestration 2026-10-25

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• Semantics-Aware Test CoverageWhen adding or modifying tests, ensure they (1) cover the minimal correctness set (including edge/error paths), (2) validate key invarian...

  kUbernetes/kUbernetes Testing Go orchestration 2026-10-23

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• Feature gate field preservationWhen implementing feature-gated fields, always preserve existing field values when the feature gate is disabled, but drop new field value...

  kubernetes/kubernetes Configurations Go orchestration 2025-07-23

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• Use semantically clear namesChoose names that accurately reflect the actual functionality, purpose, or semantic meaning rather than using generic, misleading, or imp...

  kubernetes/kubernetes Naming Conventions Go orchestration 2025-07-23

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• simplify code structurePrioritize code simplification by removing unnecessary complexity, avoiding duplication, and leveraging existing utilities. This improves...

  kubernetes/kubernetes Code Style Go orchestration 2025-07-23

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• Observability Signal QualityWhen changing or adding metrics/traces, make signals stable, accurate, and alert-friendly. **Apply these rules before submitting:** 1) **...

  kUbernetes/kUbernetes Observability Go orchestration 2026-10-25

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• Semantic Identifier NamingUse names that precisely describe the thing’s real semantics, and ensure the identifier is valid/unique within its naming “domain” (API f...

  kUbernetes/kUbernetes Naming Conventions Go orchestration 2026-10-23

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• API field documentationAPI fields must be comprehensively documented with clear behavior specifications, format constraints, and interaction details. This inclu...

  kubernetes/kubernetes API Go orchestration 2025-07-23

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• Document Variants DeltasWhen introducing new code-path variants (e.g., “ForResize” vs base algorithms), comments/documentation must clearly explain: 1) **The del...

  kUbernetes/kUbernetes Documentation Go orchestration 2026-10-22

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• Clear field documentationWrite precise, unambiguous documentation that explains what fields and methods represent rather than implementation details. Avoid recurs...

  kubernetes/kubernetes Documentation Go orchestration 2025-07-24

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• Avoid unnecessary workOptimize performance by avoiding unnecessary computations, allocations, and operations. Use feature gates, lazy evaluation, and condition...

  kubernetes/kubernetes Performance Optimization Go orchestration 2025-07-23

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• implement proper observabilityEnsure observability mechanisms (events and metrics) are implemented correctly with appropriate types, accurate labeling, and user-focuse...

  kubernetes/kubernetes Observability Go orchestration 2025-07-22

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• Propagate Errors ReliablyWhen implementing error-prone control flow (cleanup helpers, retries/polls, orchestration, allocation paths), do not hide failures. **Cod...

  kUbernetes/kUbernetes Error Handling Go orchestration 2026-10-25

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• Streaming network safetyWhen adding or modifying network transports/proxies/stream multiplexing (HTTP RoundTripper, SPDY↔websocket translators, port-forward webs...

  kUbernetes/kUbernetes Networking Go orchestration 2026-10-25

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• Optimize Hot PathsWhen a change affects a scheduler/kubelet hot path, avoid quadratic or repeated work: do expensive filtering/KeepOnly/sorting only in the...

  kUbernetes/kUbernetes Performance Optimization Go orchestration 2026-10-23

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• Design runtime-flexible APIsWhen extending CRI/ABI-style APIs, avoid over-specifying runtime-variant behavior and instead make contracts that are both implementable ...

  kUbernetes/kUbernetes API Other orchestration 2026-10-22

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• Null-safe initialization and validationWhen dealing with optional fields, feature-gated behavior, or value-or-valueFrom unions, nil safety must be structural—not dependent on c...

  kUbernetes/kUbernetes Null Handling Go orchestration 2026-10-21

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• Defaulting and DV RulesWhen evolving an API with new fields, treat defaulting/mirroring and declarative validation as a coupled compatibility problem. 1) Mirror...

  kUbernetes/kUbernetes API Go orchestration 2026-10-23

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• Security Field ValidationWhen adding or modifying security-sensitive API fields (including fields written by schedulers/kubelets or reflected in Pod/Container sec...

  kUbernetes/kUbernetes Security Go orchestration 2026-10-22

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• Algorithm invariants and orderingWhen implementing complex allocation/selection algorithms, require three things in code review: 1) **Explicit accounting invariants (no d...

  kUbernetes/kUbernetes Algorithms Go orchestration 2026-10-21

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• Optimize search algorithmsImplement efficient search strategies that minimize computational overhead through proper ordering, early termination, and targeted scope...

  kubernetes/kubernetes Algorithms Go orchestration 2025-07-24

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• Prefer early null returnsUse early return patterns with null checks to reduce nesting and improve code readability. Avoid unnecessary null checks for values that ...

  kubernetes/kubernetes Null Handling Go orchestration 2025-07-22

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• Prevent information disclosureAvoid exposing sensitive information through error messages, logs, configuration, or other output channels that might be accessible to un...

  kubernetes/kubernetes Security Go orchestration 2025-07-24

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• Wrap errors meaningfullyAlways wrap errors with meaningful context that explains what operation failed and why. Use proper error wrapping with `fmt.Errorf("opera...

  kubernetes/kubernetes Error Handling Go orchestration 2025-07-24

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• Feature gate configuration managementEnsure feature gates are properly managed across all configuration files and contexts. Feature-specific permissions, settings, and resour...

  kubernetes/kubernetes Configurations Yaml orchestration 2025-07-23

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• Collision-Safe NamingUse standardized, collision-resistant naming for public identifiers—especially versioned module paths and generated-code symbols. Apply t...

  kUbernetes/kUbernetes Naming Conventions Other orchestration 2026-10-25

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• Deterministic Security Profile SemanticsWhen defining security-policy APIs (e.g., seccomp/AppArmor profiles), make the effective policy computation and schema evolution unambigu...

  kUbernetes/kUbernetes Security Other orchestration 2026-10-15

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• Explicit Unset SemanticsFor any API field that is optional or whose zero-value may be ambiguous, make “unset/absent” semantics explicit and implement them consis...

  kUbernetes/kUbernetes Null Handling Other orchestration 2026-10-07

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• Config Default SemanticsWhen defining configuration API fields (including proto/API surface), make defaults and special values deterministic, consistent, and com...

  kUbernetes/kUbernetes Configurations Other orchestration 2026-09-30

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• Benchmark performance changesAlways measure and validate performance impact through benchmarking before making changes that could affect system performance, even when...

  kubernetes/kubernetes Performance Optimization Yaml orchestration 2025-07-23

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• minimize security dependenciesFor security-sensitive operations like shell argument parsing, input validation, or cryptographic functions, prefer copying minimal, well...

  kubernetes/kubernetes Security Other orchestration 2025-07-23

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• minimize RBAC permissionsWhen defining RBAC rules and authorization policies, grant only the minimum necessary permissions required for the intended functionality...

  kubernetes/kubernetes Security Yaml orchestration 2025-07-22

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