4 Commits

Author SHA1 Message Date
4d0b870480 feat(visionA-backend): DB 接入 — 6 store 接 PostgreSQL/Redis 持久化(塊 0-5)
把 visionA-backend 6 個 in-memory store 接到資料庫持久化,範圍=完整
(PG 全接 + session 接 Redis + 交易韌性)。interface / handler 不動,
只加 DB 實作 + 換 wiring,config 未設 DB 時保留 in-memory fallback。

- 塊 0 基礎建設:pgx/v5 連線池 + DatabaseConfig/RedisConfig + golang-migrate
  runner(embed)+ cmd/migrate + testcontainers 測試基礎建設
- 塊 1 model → Postgres:array 映射、upsert 保留 CreatedAt、faa_object_key、
  三維 filter(owner/chip/source)、soft-delete partial index
- 塊 2 device → Postgres:partial unique(已刪 serial 可重註冊)、雙狀態欄位
- 塊 3 token → Postgres:pairing_tokens + session_tokens 分表、token_hash 當 PK
- 塊 4 userSession → Redis:idle + absolute 雙 TTL 取代 cleanup goroutine
  (tunnel session 維持 in-memory,yamux handle 不可序列化)
- 塊 5 交易/韌性:WithTx helper + 刪 device cascade 撤銷 token(同 tx 原子)
  + /healthz ping PG/Redis(fail-fast 503)+ pgx error 統一映射(不洩漏 raw error)

降級策略(fail-fast):PG 掉 → 持久資料 API 回 503;Redis 掉 → session 失敗
不自動 fallback in-memory(避免多機 session 不同步)。

DB:PostgreSQL 14.23(gen_random_uuid 內建、無 citext → email 用 lower() unique
index)。每塊經 Reviewer 審查 + 真 PG/Redis testcontainers 全量 dbtest 綠燈,
in-memory fallback 未受影響。

docs: 同步更新 database.md(schema/config/migration 清單)+ api-spec.md
(409/503 錯誤碼、/healthz 新行為、device unpair cascade)。

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-20 18:28:04 +08:00
c63886a194 feat(visionA-backend): Phase 0.9 模型庫存取 — FAA delegated download token(B1+B2)
對齊 ADR-017 v1.2:模型庫下載走 visionA 簽 MC delegated token → Client 直連 FAA。

B2 — MC download token client(internal/fileaccess):
- DownloadTokenIssuer: GetServiceToken(打 MC /oauth/token,client_credentials +
  scope files:download.delegate,含 token cache)+ IssueDownloadToken(打 MC Issue 簽 fdt_)
- secret / service token / fdt token 三層全程用 hashShort 遮罩不 log
- FileAccessConfig + VISIONA_FILE_ACCESS_* env + main.go wire(Enabled() 才接)

B1 — object_key 斷層:
- model.Model 加 FAAObjectKey(json:"-" 不揭露前端)
- PromoteToModels 寫入(用 promote response TargetObjectKey = models/{userID}/{jobID}.nef)
- 三方對映天然一致(visionA Issue / FAA path / MC validate)
- 第一階段框死只 Source=converted 類 model,上傳類 download 回 501

download endpoint:
- GET /api/models/:id/download(owner-only)→ {download_url, token, expires_at}
- 前端帶 Authorization: Bearer 直連 FAA(不經 visionA、不經 AWS)
- 401/403/404/501/502 分明,502 對外 mask 不洩漏 MC 內部狀態

測試: 13 + 8 unit test(mock MC + fake issuer,httptest 驗真 HTTP);go build/vet/test 全綠。
Reviewer: 0 Critical / 0 Major / 3 Minor / 4 Suggestion,通過。

技術債(正式上線前): 第一階段 PoC 共用 FAA service client,MC 規範禁止 client 混用
usage、secret 不共用,須 MC 配發 visionA 專屬 usage=file_api client。

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-07 04:06:09 +08:00
1231bf0ed2 feat(visionA-backend): Phase 0.8 conversion package — 5 endpoint + 8 個內部模組
Phase 0.8 把 kneron_model_converter 的轉檔功能整合進 visionA Cloud。
visionA backend 當 streaming proxy(upload)+ delegated download token broker(download)+
ownership trust boundary,converter / FAA / MC 三方零修改。

新增 internal/conversion/ 套件(8 個檔,~10,000 行 prod+test,117+ test cases,race -count=3 全綠):

- conversion.go:Service interface 5 method、Job/PromoteResult/InitJobInput types
- errors.go:13+ sentinel errors + ErrorCode/HTTPStatus mapping,對齊 conversion.md §6
- mc_token_client.go:service-to-service token (client_credentials grant) + DCL cache
  (exp - 15s 重取,per-scope cache),IssueDelegatedDownload(MC delegated download token)
  錯誤分 idp_misconfigured (4xx) / idp_unavailable (5xx) / download_token_failed / mc_token_unavailable
- converter_client.go:對 converter scheduler 4 method(InitJob multipart streaming /
  GetJob / Promote / ListInProgressJobs),InitJob 不 retry 5xx(streaming body 無法 replay)
- faa_client.go:對 FAA GET /files/{key} server-to-server pull,Phase A retry(GET 無 body
  可 replay)對齊 §9.1 retry 矩陣,streaming io.ReadCloser 透傳避 OOM
- ownership.go:in-memory job_id → user_id map + per-user mutex 防 thundering herd lazy rebuild
  (不同 user 平行 fetch,同 user 100 caller 收斂成 1 次),visionA 重啟靠 converter
  ListInProgressJobs(user) 重建
- flow.go:Service interface 整合層(5 method 串接 converter/FAA/MC/ownership)
  - InitJob 用 io.Pipe + multipart.Reader/Writer 重組 streaming proxy(黑名單 client user_id
    + 灌入 OIDC sub)
  - DownloadRedirectURL 自動觸發 promote(spec §1 Stage 3b),用 ensurePromoted helper
  - PromoteToModels 冪等(modelStore.FindBySourceJobID 為 source-of-truth)
  - OwnershipMismatch → ErrJobNotFound 不 forbidden(§7.2 防枚舉)
  - storage / modelStore 失敗包 ErrStorageUnavailable / ErrModelStoreUnavailable
    (視為 visionA 自身 500 而非 502 gateway,SRE alarm 才打對 team)

新增 internal/api/conversion.go(5 endpoint handler + main.go wire):
- POST /api/conversion/init(multipart streaming proxy,不呼叫 c.MultipartForm())
- GET  /api/conversion/active(lazy rebuild ownership)
- GET  /api/conversion/{job_id}(poll status)
- POST /api/conversion/{job_id}/promote-to-models(FAA pull → models 三段式)
- GET  /api/conversion/{job_id}/download(server-side HTTP 302 → FAA,token 不過 frontend
  JS,仿 FAA TestSite DownloadFileDirect pattern;Cache-Control: no-store)

5 個 endpoint 全部走 OIDC AuthMiddleware;user_id 從 cookie session 灌(trust boundary),
從不接受 client multipart form / JSON / query 的 user_id。
TestAllAPIEndpointsRequire401WithoutCookie 自動覆蓋新 5 endpoint regression 防呆。

新增 cmd/api-server/conversion_e2e_test.go(4 個 e2e 場景):
- TestConversionE2E_StreamingProxy(10MB body + trust boundary regression)
- TestConversionE2E_LazyRebuildAfterRestart(visionA 重啟仍能 /active)
- TestConversionE2E_Download302Redirect(驗 302 + Location header + token 不在 body)
- TestConversionE2E_ActiveJobConflict(409 + active_job 詳情)

修改 internal/config/{config,load}.go:新增 ConversionConfig 5 欄位
(ConverterBaseURL / FAABaseURL / TenantID / ServiceClientID / ServiceClientSecret)+
Enabled() helper(雙非空判定)。
修改 cmd/api-server/main.go:條件 wire(cfg.Conversion.Enabled() 為 true 才建 client + Service;
否則 Deps.Conversion=nil,handler 自動回 501)。
修改 .env.example:新增 Phase 0.8 區塊註解。
新增 cmd/api-server/conversion_adapters.go:narrow interface adapter(接既有
internal/model.Repository / internal/storage.Store → conversion.ModelStore / Storage,避免 import cycle)。

驗證:go test -race -count=3 ./... 17 packages 全綠 / go vet 0 warning / go build 成功。

對齊文件:
- .autoflow/04-architecture/adr/adr-014-conversion-integration.md
- .autoflow/04-architecture/conversion.md (TDD)
- .autoflow/04-architecture/api/api-conversion.md
- .autoflow/02-prd/features/feature-converter-integration.md
- .autoflow/03-design/wireframes/wireframe-conversion.md
- .autoflow/03-design/flows/flow-conversion.md

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-04 13:56:07 +08:00
22f0837ba8 feat(visionA-backend): Phase 0 → 0.7 雲端後端(雙 binary + OIDC BFF + stage 部署)
從 edge-ai-platform POC 轉為正式產品的雲端後端,含以下整合階段:

- Phase 0:雛形骨架 — `cmd/api-server` (REST :3721) + `cmd/remote-proxy`
  (tunnel :3800 / internal :3801) 雙 binary 共用 internal/,沿用 POC 的
  WebSocket+yamux tunnel 協定但解耦 relay 與 API
- Phase 0.6:OIDC BFF 接 Innovedus Member Center
  - internal/oidc package(coreos/go-oidc + PKCE S256 + state + nonce)
  - internal/usersession package(HMAC-SHA256 cookie + RotateSessionID
    防 session fixation, OWASP ASVS V3.2.1)
  - 4 個 OIDC handler(/api/auth/login|callback|me|logout)+ AuthMiddleware
  - 完全拔除 StaticAuthProvider,OIDC 是唯一認證路徑
  - 9 個 ADR(含 ADR-010 BFF / ADR-011 取代 static auth /
    ADR-012 pending session shared cookie / ADR-013 PKCE-only public client)
- Phase 0.7:A1 改造 + security audit 修復
  - OIDC ClientSecret 變選填,支援 stage MC 的 public PKCE-only client
    (AuthStyleInParams 強制 token endpoint 不送 client_secret)
  - 預留 ServiceClient* 欄位給未來 client_credentials grant
  - 移除 13+ 處 resolveUserID(uc, StaticUserID) fallback 改 strict mode
    (Audit C1:multi-tenant 隔離破口)
  - Pairing exchange MarkUsed 失敗 abort + revoke session token(Audit M3)
  - 新增 all_endpoints_require_auth_test 整合測試(51 endpoint × 401)

驗證:go test -race -count=3 ./... 17 packages 全綠 / go vet 0 warning

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-01 11:21:20 +08:00