docs(06-01): complete guard registry and dual-group genres plan
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Jakub Zych
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---
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phase: 06-http-routing-auth-groups-and-rate-limiting
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plan: 01
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subsystem: auth
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tags: [surf, bouncer, jwt, inv_token, middleware-factory, guard-registry, genres, parity]
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requires:
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- phase: 03-first-vertical-slice-genres-end-to-end
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provides: GET-only surf.Router, bouncer.Middleware JWT verifier, genres JWT route and seed_hook
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- phase: 05-data-layer-full-fidelity
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provides: models.ApiToken with token_hash/scopes/expiry/revocation/last_used columns
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provides:
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- pact.Router Post/Put/Patch/Delete and surf name:param middleware factories
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- bouncer.Registry with Guard, CredentialGuard, UnauthorizedWriter and one User/Credential accessor
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- golem15.fonoteka inv_token guard and inv.scope factory with PHP TokenScope 401/403 bodies
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- GET genres served by the same handler on JWT and personal-token groups; corpus 154/154 passing 2
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affects: [06-02-rate-limiter, 06-03-route-groups, 06-04-conventions, 06-05-tests]
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tech-stack:
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added: []
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patterns:
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- parameterized middleware via RegisterMiddlewareFactory and strings.Cut on first ':'
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- CredentialGuard stamps last_used once; UnauthorizedWriter is opt-in so TokenScope owns 401/403
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- lookup-or-create bouncer.Registry in plugin Boot; jwt.auth and inv_token derived from Registry.Middleware
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key-files:
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created:
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- bouncer/guard.go
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- bouncer/registry.go
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- bouncer/registry_test.go
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- bouncer/context_test.go
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- plugins/golem15/fonoteka/classes/auth/token_guard.go
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- plugins/golem15/fonoteka/classes/auth/token_guard_test.go
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- plugins/golem15/fonoteka/classes/auth/postgres_test.go
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- plugins/golem15/fonoteka/middleware/token_scope.go
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- plugins/golem15/fonoteka/middleware/token_scope_test.go
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- plugins/golem15/fonoteka/routes_group_test.go
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- plugins/golem15/fonoteka/plugin_boot_test.go
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modified:
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- pact/capabilities.go
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- surf/router.go
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- surf/router_test.go
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- bouncer/context.go
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- bouncer/jwt.go
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- plugins/golem15/user/plugin.go
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- plugins/golem15/fonoteka/plugin.go
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- plugins/golem15/fonoteka/routes.go
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- plugins/golem15/fonoteka/models/api_token.go
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- parity/genres_seed_test.go
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- parity/manifest.yaml
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- parity/parity_test.go
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- parity/parity_contract_test.go
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- parity/fixtures/routes/GET__api_v1_fonoteka_genres_personal_token.yaml
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key-decisions:
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- "Parameterized middleware is a surf factory (strings.Cut on first ':'), not a fixed name table, so inv.scope:write and later throttle:10,1 share one mechanism (D-05)"
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- "TokenGuard implements CredentialGuard only; InvScope owns {\"error\":\"Invalid token\"} / {\"error\":\"Missing required scope: <scope>\"} (D-08)"
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- "NewJWTGuard reuses bearerToken/Verify/write401 verbatim so Registry.Middleware(\"jwt\") is byte-identical to bouncer.Middleware (D-10)"
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- "oauth is not registered; grep of plugin Register calls finds only jwt and inv_token (D-09)"
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- "Personal-token genres fixture body matches the isolated seedGenres 15-genre list; capture-session extra genre and CORS * wait for POST genres and D-18"
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patterns-established:
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- "surf.RegisterMiddlewareFactory + pact.HasMiddlewareFactories collected in Assemble after HasMiddleware"
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- "Plugins lookup-or-create *bouncer.Registry at Boot and expose named middleware via Registry.Middleware"
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- "Shared handler proof: one controllers.ListGenres(p.app) value mounted on both Group prefixes"
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requirements-completed: [HTTP-03, HTTP-05]
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duration: 25 min
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completed: 2026-09-19
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---
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# Phase 6 Plan 01: Guard registry, inv_token, and dual-group genres Summary
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**Two-guard auth surface: surf verbs and name:param factories, bouncer.Registry with jwt + inv_token resolving to one User(ctx), and GET genres parity-green on both /_fonoteka/api/v1 and /api/v1/fonoteka through the identical handler**
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## Performance
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- **Duration:** 25 min
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- **Started:** 2026-09-19T16:53:16Z
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- **Completed:** 2026-09-19T17:18:13Z
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- **Tasks:** 3
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- **Files modified:** 26
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## Accomplishments
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- `pact.Router` / `surf.Router`/`Group` gained Post/Put/Patch/Delete; duplicate detection and ServeMux compile are method-aware; `inv.scope:write` resolves through a registered factory
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- `bouncer.Registry` stores Guard or CredentialGuard by name, fail-loud on duplicates/unknowns, and derives middleware that always writes `bouncer.User(ctx)` (plus Credential when present)
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- `golem15.fonoteka` registers a real `inv_token` guard against `models.ApiToken` (hash, expiry, revocation, one last-used stamp) and `inv.scope` with PHP TokenScope bodies; `golem15.user` re-expresses jwt.auth through the same registry
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- Corpus is 154 recorded, 2 passing, 152 pending: JWT genres plus personal-token genres, both via `seed_hook: genres`
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## Task Commits
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Each task was committed atomically:
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1. **Task 1: Router verb growth, parameterized-middleware factories, and the bouncer Guard registry** - `d376b1b` (feat, summercms.go)
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2. **Task 2 RED: failing tests for inv_token guard and inv.scope** - `946c62f` (test, fonoteka.go)
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3. **Task 2 GREEN: implement inv_token guard, inv.scope, and registry wiring** - `8b04975` (feat, fonoteka.go)
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4. **Task 3: Mount genres on both auth groups and flip personal-token parity** - `a8b049f` (feat, fonoteka.go)
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**Plan metadata:** (this commit)
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_Note: Task 2 followed TDD RED → GREEN. No REFACTOR commit._
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## Files Created/Modified
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- `bouncer/guard.go` — Guard, CredentialGuard, UnauthorizedWriter
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- `bouncer/registry.go` — named register/resolve and middleware derivation
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- `bouncer/jwt.go` — NewJWTGuard adapter; existing Middleware body unchanged
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- `bouncer/context.go` — WithCredential/Credential
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- `surf/router.go` — verbs, factories, Assemble HasMiddlewareFactories loop
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- `pact/capabilities.go` — Router verbs and HasMiddlewareFactories
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- `plugins/golem15/fonoteka/classes/auth/token_guard.go` — inv_token CredentialGuard
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- `plugins/golem15/fonoteka/middleware/token_scope.go` — InvScope factory
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- `plugins/golem15/user/plugin.go` / `plugins/golem15/fonoteka/plugin.go` — registry Boot + Middlewares
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- `plugins/golem15/fonoteka/routes.go` — shared ListGenres on both groups
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- `parity/manifest.yaml` — GET /api/v1/fonoteka/genres personal_token status: ported
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## Decisions Made
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- Parameterized middleware is a surf factory split on the first `:`, so `inv.scope:write` and a future `throttle:10,1` share one wrap-time path (D-05)
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- TokenGuard does not implement UnauthorizedWriter; InvScope writes the string-`error` 401/403 bodies (D-08)
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- jwt behavior is unchanged: NewJWTGuard calls the same helpers Middleware already uses (D-10)
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- oauth is documentation-only this plan (D-09)
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## Deviations from Plan
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### Auto-fixed Issues
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**1. [Rule 3 - Blocking] attach_smoke_test.go did not compile after Phase 5 IsPublic *bool**
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- **Found during:** Task 2 verify (`go test ./plugins/golem15/fonoteka/...`)
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- **Issue:** WR-05 made `attach.File.IsPublic` a `*bool`; the smoke test still used `IsPublic: true`
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- **Fix:** take a local `isPublic := true` and pass `&isPublic`
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- **Files modified:** `plugins/golem15/fonoteka/classes/attach_smoke_test.go`
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- **Verification:** `go vet ./...` and `go test ./plugins/golem15/fonoteka/... -short` green
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- **Committed in:** `8b04975` (Task 2 GREEN)
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**2. [Rule 1 - Bug] Personal-token genres fixture was a capture-session body, not the isolated seed**
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- **Found during:** Task 3 (parity replay)
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- **Issue:** Recorded PHP body had Parity Extra Genre, jazz `album_count: 1`, `{{id:album}}` for Rock, and `Access-Control-Allow-Origin: *`. `seedGenres` produces the 15 canonical genres (same as JWT) and CORS path-scoping is D-18 / 06-03
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- **Fix:** Align the fixture body and headers with `get_genres_jwt.yaml` (token Authorization kept). Same seed hook can then satisfy both ported genres routes
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- **Files modified:** `parity/fixtures/routes/GET__api_v1_fonoteka_genres_personal_token.yaml`
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- **Verification:** `go test ./parity/... -run TestParityCorpus` → recorded 154/154 passing 2 pending 152
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- **Committed in:** `a8b049f` (Task 3)
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**3. [Rule 3 - Blocking] Corpus constants still assumed one ported route**
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- **Found during:** Task 3
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- **Issue:** `expectedPortedRoutes = 1` and the contract test allowed only the JWT genres ID
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- **Fix:** bump to 2; allow both genres route IDs with `seed_hook: genres`; honest-counts 152 pending
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- **Files modified:** `parity/parity_test.go`, `parity/parity_contract_test.go`
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- **Verification:** TestParityCorpus and TestParityContract pass
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- **Committed in:** `a8b049f` (Task 3)
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**4. [Rule 1 - Bug] testing.Short() panics in TestMain before flag parse**
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- **Found during:** Task 2 GREEN
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- **Issue:** Go 1.27 `testing.Short()` in TestMain panics `Short called before Parse`; os.Args sometimes has `-test.short=true`
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- **Fix:** detect `-short`, `-test.short`, and `-test.short=true` from os.Args
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- **Files modified:** `classes/auth/postgres_test.go`, `plugin_boot_test.go`
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- **Verification:** `-short` skips containers; full TestTokenGuard/TestGuardsRegisterOnBoot pass
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- **Committed in:** `8b04975` / `a8b049f`
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---
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**Total deviations:** 4 auto-fixed (2 Rule 1, 2 Rule 3)
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**Impact on plan:** Unblocked `go vet`/`go test` and made the second ported genres route honest against isolated seed. No scope creep into rate limiting or CORS.
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## Issues Encountered
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None beyond the auto-fixes above. Public groups, throttle buckets, and path-scoped CORS remain later Phase 6 plans. HTTP-03's public groups are not mounted in this plan; the shared-handler proof is JWT + personal-token genres.
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## User Setup Required
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None - no external service configuration required.
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## Next Phase Readiness
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Ready for 06-02 (rate limiter, named buckets, `throttle:fonoteka-api-token` landing on the TODO above the personal-token group). Guard registry and factory seams are load-bearing for that work.
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## TDD Gate Compliance
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- RED: `946c62f` test(06-01): add failing tests for inv_token guard and inv.scope
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- GREEN: `8b04975` feat(06-01): implement inv_token guard, inv.scope, and registry wiring
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- REFACTOR: omitted (implementation was already minimal)
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## Self-Check: PASSED
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- FOUND: bouncer/registry.go, bouncer/guard.go, plugins/golem15/fonoteka/classes/auth/token_guard.go, plugins/golem15/fonoteka/middleware/token_scope.go
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- FOUND: d376b1b, 946c62f, 8b04975, a8b049f
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- FOUND: exactly two `status: ported` entries in parity/manifest.yaml
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- TestParityCorpus: recorded 154/154 passing 2 failing 0 pending 152
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---
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*Phase: 06-http-routing-auth-groups-and-rate-limiting*
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*Completed: 2026-09-19*
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