Files
alknet/tasks/architecture/spec-update-open-questions.md
glm-5.1 19b3d3a078 docs: write Phase 0 architecture foundation — ADRs 026-034, spec docs, and task updates
Phase 0a — ADRs (9 new):
- ADR-026: Transport/interface separation (three-layer model)
- ADR-027: Crate decomposition (core, secret, storage, flowgraph, napi, CLI)
- ADR-028: Auth as irpc service (AuthProtocol behind feature flag)
- ADR-029: Identity as core type (Identity + IdentityProvider in alknet-core)
- ADR-030: Static/dynamic config split (ArcSwap, ConfigReloadHandle)
- ADR-031: Forwarding policy (rule-based allow/deny, TransportKind-aware)
- ADR-032: Event boundary discipline (domain, irpc, call protocol boundaries)
- ADR-033: OperationEnv universal composition (three dispatch paths)
- ADR-034: Head/worker terminology (replace hub/spoke)

Phase 0b — New spec documents (7):
- identity.md, services.md, interface.md, configuration.md,
  storage.md, flowgraph.md, secret-service.md

Updated existing docs:
- auth.md: reference identity.md for canonical definitions, add AuthProtocol
- open-questions.md: resolve OQ-12, OQ-16, OQ-18, OQ-22, OQ-23-25
- README.md: add all new docs, ADRs 026-034

Marked 19 architecture tasks as completed.
2026-06-07 09:32:58 +00:00

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2.9 KiB
Markdown

---
id: architecture/spec-update-open-questions
name: Update open-questions.md — resolve questions per ADR decisions
status: completed
depends_on:
- architecture/adr-031-forwarding-policy
- architecture/adr-029-identity-core-type
- architecture/adr-028-auth-irpc-service
- architecture/adr-030-static-dynamic-config-split
scope: narrow
risk: low
impact: component
level: implementation
---
## Description
Update `docs/architecture/open-questions.md` to record resolutions for the open questions that the new ADRs address.
**Questions to resolve**:
- **OQ-12** (Per-user forwarding scope vs global rules): Resolved per ADR-031 — start with global rules + principal matching. Per-user scope from peer_credentials.metadata.scopes via IdentityProvider.
- **OQ-16** (Transport-specific forwarding policy): Resolved per ADR-031 — add TransportKind match in ForwardingRule. WebTransport clients can be restricted to alknet-* channels.
- **OQ-18** (Source of Identity.scopes): Resolved per ADR-029 and ADR-031 — IdentityProvider owns scopes, ForwardingPolicy uses scopes from Identity.
- **OQ-22** (Client streaming in call protocol): Resolved per integration plan — defer. Current model (single request, optional streaming response) covers all identified use cases.
- **New** (irpc dependency: always or feature flag?): Resolved per ADR-027 — feature flag. Nodes that only do SSH tunneling don't need the service layer.
- **New** (DNS control channel scope): Resolved per ADR-026 — call protocol frames only (no SSH over DNS).
- **New** (alknet-storage and alknet-secret irpc dependency): Resolved per ADR-027 — independently.
**Questions that remain open** (deferred):
- **OQ-15** (TLS + WebTransport + iroh QUIC coexistence): Deferred to Phase 4 per integration plan.
- **OQ-19** (Separate TLS identity for WebTransport): Deferred to Phase 4.
- **OQ-20** (Worker registration and discovery): Still open per integration plan. Register on connect, cleanup on disconnect is the leading approach but needs spec in call-protocol.md.
## Acceptance Criteria
- [ ] OQ-12 marked as resolved with ADR-031 reference
- [ ] OQ-16 marked as resolved with ADR-031 reference
- [ ] OQ-18 marked as resolved with ADR-029/ADR-031 reference
- [ ] OQ-22 marked as resolved (deferred) with note
- [ ] New OQ (irpc feature flag) added and resolved with ADR-027 reference
- [ ] New OQ (DNS control channel scope) added and resolved with ADR-026 reference
- [ ] New OQ (storage/secret irpc dep) added and resolved with ADR-027 reference
- [ ] OQ-15, OQ-19, OQ-20 remain open with notes on deferral
- [ ] `last_updated` in YAML frontmatter updated
- [ ] Format consistent with existing resolved entries (strikethrough priority, ADR reference)
## References
- docs/architecture/open-questions.md — current content
- docs/research/integration-plan.md — "Open Questions to Resolve Before Phase 1" section
## Notes
> To be filled by implementation agent
## Summary
> To be filled on completion