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libreqos-rust-workflow

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Shared LibreQoS Rust workflow for repo contributors. Use when changing Rust under src/rust, validating Rust crates, deciding between workspace commands and --manifest-path, or applying LibreQoS-specific Rust conventions and verification steps.

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  3. Review the proposed files and risks before you approve installation.
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Source SKILL.md: https://github.com/LibreQoE/LibreQoS/blob/HEAD/.agents/skills/libreqos-rust-workflow/SKILL.md

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LibreQoS Rust Workflow

Use this skill for Rust work in this repo.

Scope

  • Rust sources live under src/rust/.
  • src/rust/Cargo.toml is the source of truth for current workspace members.
  • Some crates exist in-tree but are not current workspace members. If a crate is outside [workspace].members, use cargo --manifest-path path/to/Cargo.toml.

Workflow

  1. Read AGENTS.md first for current repo rules and crate descriptions.
  2. Identify whether the touched crate is a workspace member.
  3. Validate the touched crate with cargo check -p <crate> when possible.
  4. Run relevant tests.
  5. Run cargo clippy for the touched crate and fix actionable issues.
  6. If dependencies changed, also run:
    • cargo machete
    • cargo audit
    • cargo tree
  7. If the change adds, renames, moves, or newly depends on runtime files, static assets, helper scripts, service files, templates, or install-time artifacts, review and update src/build_dpkg.sh in the same change.

Preferred Rust Direction

  • Prefer parking_lot for new Mutex and RwLock usage.
  • Prefer crossbeam_channel for new MPSC/MPMC channels.
  • Prefer thiserror for structured errors.
  • Prefer let else and early returns over deeply nested if let.
  • Avoid introducing new pub static values with locks when helper functions or actors are better.
  • Avoid introducing new #[inline(always)]; prefer #[inline].
  • Keep RustDoc current for changed public items and note side effects for non-pure functions.
  • Avoid allocation in hot paths.

Notes

  • Existing code does not fully match all preferred conventions yet. Treat these as direction for new and touched code, not as a reason to perform unrelated cleanup.
  • Build/package scripts live under src/, not repo root.
  • src/build_dpkg.sh is a functional packaging manifest for shipped installs. Forgetting to update it is a common failure mode; treat package-content drift as a bug.
  • For Insight/LTS2 integrations, preserve the existing external protocol and identity values unless the task explicitly covers coordinated changes on both sides. Unilateral protocol drift is a breaking change.