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2 Commits

Author SHA1 Message Date
nullkey 4a5449233d fix(cli): plug v0.3 final review findings (json + auth + path + bounds + kb)
Seven bugs surfaced via two audit rounds — parallel reviewer agents
plus a real-server end-to-end demo. Each fix arrives with a
regression test.

1. doc upload --recursive --json corrupted the envelope stream.
   Per-file FAIL/OK plain lines printed unconditionally to stdout,
   then a Success envelope, then on partial failure a typed error
   that the root handler turned into a SECOND Failure envelope —
   three outputs where one was expected. Fix: gate the plain lines
   behind !opts.JSONOut, and add cmdutil.Error.Silent so the JSON-
   path partial-failure preserves its typed exit code without
   triggering PrintErrorEnvelope's default Failure-envelope write.

2. auth refresh / AuthRetryTransport misclassified HTTP failures as
   network.error. RefreshAndPersist wrapped every refresher error
   with CodeNetworkError, but the SDK emits "HTTP error 401: ..."
   for a rejected refresh token — which should surface as
   auth.token_expired. Switched to WrapHTTP for proper status-
   derived classification. Affects both `auth refresh` and the
   transport's refresh closure.

3. doc download accepted ".." as a server-suggested filename. The
   rejection list covered "" / "." / filepath.Separator but not
   bare ".." — filepath.Base("..") is "..", which slipped through
   to os.Create and produced a confusing local.file_io wrap. Added
   to the rejection set.

4. search chunks / docs / kb / sessions had no lower bound on
   --limit. `-L 0` / `-L -1` was forwarded to the server with
   undefined behavior. Added a 1..1000 bound at the RunE boundary
   across all four (matching doc list / session list page-size
   bounds). Internal callers in tests can still pass Limit==0 for
   the "no client-side cap" runChunks path — the bound only applies
   at the user-input layer.

5. cli/AGENTS.md ADR-3 verb-canon summary listed only v0.2 verbs as
   "gh-canonical" and missed v0.3 additions (edit, pin, unpin,
   download — all gh-canonical) plus locally-introduced ones
   (empty, refresh, add, remove, link). Rewritten as an explicit
   gh-canonical / locally-introduced split.

6. kb pin returned 404. Server registers /knowledge-bases/{id}/pin
   as PUT (router.go:292); SDK was using POST. gin's router silently
   404s on method-mismatch (treats it as path-not-found, not 405),
   so the CLI classified the response as resource.not_found and
   masked the real failure mode. Switched the SDK to http.MethodPut.

   The asymmetry that hid this past round 1: kb unpin on a freshly-
   created KB hits the no-op branch in cmd/kb/pin.go that skips the
   SDK call entirely, so unpin "worked" without ever exercising the
   broken path. Only the real-server demo, where kb pin actually
   fires, surfaced it.

7. kb edit clobbered current Name when only --description was
   passed. EditOptions used *string to distinguish "unset" from
   "set to empty", but sdk.UpdateKnowledgeBaseRequest declares both
   fields as plain string (no omitempty), so the JSON body always
   carried `"name": ""`. Server requires Name → 400. Fix: runEdit
   does fetch-then-update — GetKnowledgeBase first, build the PUT
   body with current values, then overlay user-set fields. Same
   TOCTOU window as kb pin / unpin.

Audit-flagged items intentionally NOT changed:
- kb pin / unpin check-then-toggle TOCTOU: documented; the clean
  fix would be a server-side setter and belongs in a separate API
  change.
- AuthRetryTransport singleflight test gap for one concurrency
  scenario; v0.4 polish.
- cli/README.md:50 "once v0.2 ships" and CHANGELOG.md:8
  "10 top-level commands": v0.2-PR artifacts, not v0.3-introduced.
- kb edit / kb pin are v0.3-new commands, so neither bug needs a
  cli/CHANGELOG.md Fixed entry — the v0.3 release ships them
  working as the Added bullets advertise.
2026-05-14 10:57:17 +08:00
nullkey 78f3994112 feat(cli): doc download + upload --recursive
Roadmap items 3-9 (download) and 3-10 (recursive upload).

SDK addition (additive, non-breaking):
- OpenKnowledgeFile(ctx, id) (filename, body io.ReadCloser, err) —
  the new primitive that returns the body as a stream plus the
  server-suggested Content-Disposition filename. The existing path-
  form DownloadKnowledgeFile is now a thin wrapper (also gained
  partial-file-on-error cleanup, a pre-existing bug exposed by the
  reshape).

doc download <id>:
Borrows shape from `gh release download` (positional id, output flag,
`-` sentinel for stdout). Flag names match gh canon verified against
the gh manual: `-O, --output <file>` for destination; `--clobber` for
overwrite control.

- Default: writes to cwd under the server-suggested filename. If the
  server didn't send one, errors with input.missing_flag.
- --output FILE / -O FILE: writes to FILE. Refuses overwrite without
  --clobber.
- --output -: stream to stdout (binary-safe).
- Partial writes on error are cleaned up.

doc upload --recursive <dir> --glob '*.pdf':
NOTE on upstream parity: `gh release upload` does NOT support
--recursive (verified — it takes individual file args only). `aws s3
cp --recursive` does, but uses `--include`/`--exclude` glob pattern
pairs rather than a single `--glob`. weknora's single positive `--glob`
is a deliberate simplification, not a direct mirror of either tool.

- Walks the tree, filters by base-name glob, uploads each match
  sequentially. Per-file line output: OK / FAIL with the underlying
  error. Exit 0 only on full success; on partial failure returns the
  first failure's typed code so callers can branch. Rejects --name
  with --recursive.
- --dry-run lists matches without uploading.
- --json emits {kb_id, uploaded[], failed[]} envelope at completion.

Bugs caught in the post-commit reviewer round:
- SECURITY: server-supplied filename was used in os.Rename without
  sanitization. A malicious / buggy server returning
  "../../etc/shadow" could escape cwd. Now filepath.Base'd; "." / "/"
  / "" rejected. Regression test added.
- Wasted-bytes path eliminated via the SDK reshape: the CLI now
  inspects filename and applies refuseIfExists BEFORE streaming.
  Two-phase temp+rename gone.
- refuseIfExists(path, clobber) helper extracted.
- --json honored in --recursive (uploadOutcome was JSON-tagged but
  the envelope was never emitted).

7 + 7 unit tests for download (+ path-traversal regression) and
recursive upload (+ JSON envelope regression).

Roadmap: 3-9, 3-10.
2026-05-14 10:57:17 +08:00