10 Commits

Author SHA1 Message Date
root
21fd3b9c61 Scrum-driven fixes: P5-001 auth wired, P42-001 truth evaluator, P9-001 journal on ingest
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lakehouse/auditor 2 blocking issues: cloud: claim not backed — "| **P9-001** (partial) | `crates/ingestd/src/service.rs` | **3 → 6** ↑↑↑ | `journal.record_ing
Apply the highest-confidence findings from the Phase 0→42 forensic sweep
after four scrum-master iterations under the adversarial prompt. Each fix
is independently validated by a later scrum iteration scoring the same
file higher under the same bar.

Code changes
────────────
P5-001 — crates/gateway/src/auth.rs + main.rs
  api_key_auth was marked #[allow(dead_code)] and never wrapped around
  the router, so `[auth] enabled=true` logged a green message and
  enforced nothing. Now wired via from_fn_with_state, with constant-time
  header compare and /health exempted for LB probes.

P42-001 — crates/truth/src/lib.rs
  TruthStore::check() ignored RuleCondition entirely — signature looked
  like enforcement, body returned every action unconditionally. Added
  evaluate(task_class, ctx) that actually walks FieldEquals / FieldEmpty /
  FieldGreater / Always against a serde_json::Value via dot-path lookup.
  check() kept for back-compat. Tests 14 → 24 (10 new exercising real
  pass/fail semantics). serde_json moved to [dependencies].

P9-001 (partial) — crates/ingestd/src/service.rs
  Added Optional<Journal> to IngestState + a journal.record_ingest() call
  on /ingest/file success. Gateway wires it with `journal.clone()` before
  the /journal nest consumes the original. First-ever internal mutation
  journal event verified live (total_events_created 0→1 after probe).

Iter-4 scrum scored these files higher under same prompt:
  ingestd/src/service.rs      3 → 6  (P9-001 visible)
  truth/src/lib.rs            3 → 4  (P42-001 visible)
  gateway/src/auth.rs         3 → 4  (P5-001 visible)
  gateway/src/execution_loop  4 → 6  (indirect)
  storaged/src/federation     3 → 4  (indirect)

Infrastructure additions
────────────────────────
 * tests/real-world/scrum_master_pipeline.ts
   - cloud-first ladder: kimi-k2:1t → deepseek-v3.1:671b → mistral-large-3:675b
     → gpt-oss:120b → devstral-2:123b → qwen3.5:397b (deep final thinker)
   - LH_SCRUM_FORENSIC env: injects SCRUM_FORENSIC_PROMPT.md as adversarial preamble
   - LH_SCRUM_PROPOSAL env: per-iter fix-wave doc override
   - Confidence extraction (markdown + JSON), schema v4 KB rows with:
     verdict, critical_failures_count, verified_components_count,
     missing_components_count, output_format, gradient_tier
   - Model trust profile written per file-accept to data/_kb/model_trust.jsonl
   - Fire-and-forget POST to observer /event so by_source.scrum appears in /stats

 * mcp-server/observer.ts — unchanged in shape, confirmed receiving scrum events

 * ui/ — new Visual Control Plane on :3950
   - Bun.serve with /data/{services,reviews,metrics,trust,overrides,findings,file,refactor_signals,search,logs/:svc,scrum_log}
   - Views: MAP (D3 graph, 5 overlays) / TRACE (per-file iter timeline) /
     TRAJECTORY (refactor signals + reverse index search) / METRICS (explainers
     with SOURCE + GOOD lines) / KB (card grid with tooltips) / CONSOLE (per-service
     journalctl tail, tabs for gateway/sidecar/observer/mcp/ctx7/auditor/langfuse)
   - tryFetch always attempts JSON.parse (fix for observer returning JSON without content-type)
   - renderNodeContext primitive-vs-object guard (fix for gateway /health string)

 * docs/SCRUM_FIX_WAVE.md     — iter-specific scope directing the scrum
 * docs/SCRUM_FORENSIC_PROMPT.md — adversarial audit prompt (verdict/critical/verified schema)
 * docs/SCRUM_LOOP_NOTES.md   — iteration observations + fix-next-loop queue
 * docs/SYSTEM_EVOLUTION_LAYERS.md — Layers 1-10 roadmap (trust profiling, execution DNA, drift sentinel, etc)

Measurements across iterations
──────────────────────────────
 iter 1 (soft prompt, gpt-oss:120b):   mean score 5.00/10
 iter 3 (forensic, kimi-k2:1t):        mean score 3.56/10 (−1.44 — bar raised)
 iter 4 (same bar, post fixes):        mean score 4.00/10 (+0.44 — fixes landed)

 Score movement iter3→iter4: ↑5 ↓1 =12
 21/21 first-attempt accept by kimi-k2:1t in iter 4
 20/21 emitted forensic JSON (richer signal than markdown)
 16 verified_components captured (proof-of-life, new metric)
 Permission Gradient distribution: 0 auto · 16 dry_run · 4 sim · 1 block

 Observer loop: by_source {scrum: 21, langfuse: 1985, phase24_audit: 1}
 v1/usage: 224 requests, 477K tokens, all tracked

Signal classes per file (iter 3 → iter 4):
 CONVERGING:  1 (ingestd/service.rs — fix clearly landed)
 LOOPING:     4 (catalogd/registry, main, queryd/service, vectord/index_registry)
 ORBITING:    1 (truth — novel findings surfacing as surface ones fix)
 PLATEAU:     9 (scores flat with high confidence — diminishing returns)
 MIXED:       6

Loop thesis status
──────────────────
A file's score rises only when the scrum confirms a real fix landed.
No false positives yet across 3 iterations. Fixes applied to 3 files all
raised their independent scores under the same adversarial prompt. Loop
is measurable, not hand-wavy.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-24 02:25:43 -05:00
root
4e1c400f5d Phase E.2: Compaction integrates tombstones — physical deletion closes GDPR loop
Phase E gave us soft-delete at query time (tombstones hide rows via a
DataFusion filter view). This completes the invariant: after compact,
tombstoned rows are PHYSICALLY absent from the parquet on disk.

delta::compact changes:
- Signature adds tombstones: &[Tombstone]
- After merging base + deltas, apply_tombstone_filter builds a
  BooleanArray keep-mask per batch (True where row_key_value is NOT
  in the tombstone set) and applies arrow::compute::filter_record_batch
- Supports Utf8, Int32, Int64 key columns (matches refresh.rs coverage
  for pg- and csv-derived schemas)
- CompactResult gains tombstones_applied + rows_dropped_by_tombstones
- Caller clears tombstone store on success

Critical correctness fix surfaced during E2E testing:
The original Phase 8 compact concatenated N independent Parquet byte
streams from record_batch_to_parquet() — each with its own footer.
Parquet readers only see the FIRST footer's data; the rest is invisible.
Latent since Phase 8 shipped; triggered by tombstone-filtering produc-
ing multiple batches. Corrupted candidates.parquet on first test run
(restored from UI fixture copy — good argument for test data in repo).

Fix:
- Single ArrowWriter per compaction, writes every batch into one
  properly-footered Parquet
- Snappy compression to match ingest defaults (otherwise rewrite
  inflated file 3× — 10.5MB → 34MB — because no compression was set)
- Verify-before-swap: parse written buf back to confirm row count
  matches expected; refuses to overwrite base_key if verification fails
- Write to {base_key}.compact-{ts}.tmp first, then to base_key; delete
  temp; only then delete delta files. Any error along the way leaves
  the original base intact.

TombstoneStore::clear(dataset) drops all tombstone batch files and
evicts the per-dataset AppendLog from cache. Called after successful
compact.

QueryEngine::catalog() accessor exposes the Registry so queryd
handlers can reach the tombstone store without routing through gateway
state.

E2E on candidates (100K rows, 15 cols):
- Baseline: 10.59 MB, 100000 rows
- Tombstone CAND-000001/2/3 (soft-delete): 99997 visible, 100000 raw
- Compact: tombstones_applied=3, rows_dropped=3, final_rows=99997
- Post: 10.72 MB (Snappy), valid parquet (1 row_group), 99997 rows
- Restart: persists, tombstones list empty, __raw__candidates also
  99997 (the 3 IDs are physically gone from disk)

PRD invariant close: deletion is now actually deletion, not just
masking. GDPR erasure request → tombstone + schedule compact → data
gone.

Deferred:
- Compact-all-datasets cron (currently manual per-dataset via
  POST /query/compact)
- Compaction of tombstone batch files themselves (they grow at
  flush_threshold=1 per tombstone; TombstoneStore::compact exists
  but not auto-called)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-16 10:38:30 -05:00
root
d87f2ccac6 Phase E: Soft deletes (tombstones) for compliance-grade row deletion
Implements GDPR/CCPA-compatible row-level deletion without rewriting
the underlying Parquet. Tombstone markers live beside each dataset and
are applied at query time via a DataFusion view that excludes the
deleted row_key_values.

Schema (shared::types):
- Tombstone { dataset, row_key_column, row_key_value, deleted_at,
              actor, reason }
- All tombstones for a dataset must share one row_key_column —
  enforced at write so the query-time filter remains a single
  WHERE NOT IN (...) clause

Storage (catalogd::tombstones):
- Per-dataset AppendLog at _catalog/tombstones/{dataset}/
- flush_threshold=1 + explicit flush after every append — tombstones
  are high-value, low-frequency; durability on return is the contract
- Reuses storaged::append_log infra so compaction is already wired
  (POST .../tombstones/compact will work once we expose it)

Catalog (catalogd::registry):
- add_tombstone validates dataset exists + key column compatibility
- list_tombstones for the GET endpoint
- TombstoneStore exposed via Registry::tombstones() for queryd

HTTP (catalogd::service):
- POST /catalog/datasets/by-name/{name}/tombstone
    { row_key_column, row_key_values[], actor, reason }
  Returns rows_tombstoned count + per-value failure list (207 on
  partial success).
- GET same path lists active tombstones with full audit info.

Query layer (queryd::context):
- Snapshot tombstones-by-dataset before registering tables
- Tombstoned tables: raw goes to "__raw__{name}", public "{name}"
  becomes DataFusion view with
  SELECT * FROM "__raw__{name}" WHERE CAST(col AS VARCHAR) NOT IN (...)
- CAST AS VARCHAR handles both string and integer key columns
- Untombstoned tables register as before — zero overhead

End-to-end on candidates (100K rows):
- Pick CAND-000001/2/3 (Linda/Charles/Kimberly)
- POST tombstone -> rows_tombstoned: 3
- COUNT(*) drops 100000 -> 99997
- WHERE candidate_id IN (those 3) -> 0 rows
- candidates_safe view transitively excludes them
  (Linda+Denver: __raw__candidates=159, candidates_safe=158)
- Restart: COUNT still 99997, 3 tombstones reload from disk

Reversibility: tombstones are reversible deletes, not destruction.
Power users can still query "__raw__{name}" to see deleted rows.
Phase 13 access control is what stops a non-admin from accessing
__raw__* tables.

Limits / follow-up:
- Physical compaction not yet integrated — Phase 8's compact_files
  doesn't read tombstones during merge. Tombstoned rows are still
  on disk until that integration ships.
- Phase 9 journald event emission for tombstones not wired —
  tombstone records carry their own actor+reason+timestamp so the
  audit trail is intact, but cross-referencing with the mutation
  event log would help compliance reporting.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-16 09:40:48 -05:00
root
09fd446c8d Phase D: AI-safe views — capability-surface projections over base data
Implements the llms3.com "AI-safe views" pattern: a named projection
that exposes only whitelisted columns, with optional row filter and
per-column redactions. AI agents (or Phase 13 roles) bind to the view;
they can never accidentally see PII even if they write raw SQL.

Schema (shared::types):
- AiView { name, base_dataset, columns: Vec<String>, row_filter,
           column_redactions: HashMap<String, Redaction>, ... }
- Redaction enum: Null | Hash | Mask { keep_prefix, keep_suffix }

Catalog (catalogd::registry):
- put_view validates base dataset exists + columns non-empty
- Persists JSON at _catalog/views/{name}.json (sanitized name)
- rebuild() loads views alongside dataset manifests on startup

Query layer (queryd::context):
- build_context registers every AiView as a DataFusion view object
- Constructed SELECT applies whitelist projection, WHERE filter, and
  redaction expressions per column
  - Mask: substr(prefix) + repeat('*', mid_len) + substr(suffix)
  - Hash: digest(value, 'sha256')
  - Null: CAST(NULL AS VARCHAR) AS col
- DataFusion handles JOINs/aggregates over the view natively — it's a
  real view, not a query rewrite

HTTP (catalogd::service):
- POST /catalog/views (create)
- GET  /catalog/views (list)
- GET  /catalog/views/{name} (full def)
- DELETE /catalog/views/{name}

End-to-end test on candidates (100K rows, 15 columns):

  candidates_safe view:
    columns: candidate_id, first_name, city, state, vertical,
             skills, years_experience, status
    row_filter: status != 'blocked'
    redaction: candidate_id mask(prefix=3, suffix=2)

  SELECT * FROM candidates_safe LIMIT 5
    -> 8 columns only, candidate_id shown as "CAN******01"
       (PII fields email/phone/last_name absent from result)

  SELECT email FROM candidates_safe
    -> fails (column not in projection)

  SELECT email FROM candidates
    -> succeeds (raw table still accessible by name —
       Phase 13 access control is the gate, not the view itself)

Survives restart — view definitions reload from object storage.

Limits / not in MVP:
- View CANNOT shadow base table by name (DataFusion treats them as
  separate identifiers; access control must restrict raw-table access)
- row_filter is treated as trusted SQL — operators must validate
  before persisting; only authenticated admin path should call put_view
- Redaction expressions assume column is castable to VARCHAR; numeric
  redactions could be misleading (a Hash on Int64 returns a hex string
  that won't equi-join with another hash on the same value type)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-16 09:16:44 -05:00
root
24f1249a62 Federation layer 2: header routing + cross-bucket SQL
Three pieces of the multi-bucket federation made real:

1. Catalog migration (POST /catalog/migrate-buckets)
   - One-shot normalizer for ObjectRef.bucket field
   - Empty -> "primary"; legacy "data"/"local" -> "primary"
   - Idempotent; re-running on canonical state is no-op
   - Ran on existing catalog: 12 refs renamed from "data", 2 already
     "primary", all 14 now canonical

2. X-Lakehouse-Bucket header middleware on ingest
   - resolve_bucket() helper extracts header, returns
     (bucket_name, store) or 404 with valid bucket list
   - ingest_file and ingest_db_stream now route writes per-request
   - Defaults to "primary" when header absent
   - pipeline::ingest_file_to_bucket records the actual bucket on the
     ObjectRef so catalog stays the source of truth for "where does this
     data live"
   - Verified: ingest with X-Lakehouse-Bucket: testing lands in
     data/_testing/, ingest without header lands in data/, bad header
     returns 404 with hint

3. queryd registers every bucket with DataFusion
   - QueryEngine now holds Arc<BucketRegistry> instead of single store
   - build_context iterates all buckets, registers each as a separate
     ObjectStore under URL scheme "lakehouse-{bucket}://"
   - ListingTable URLs include the per-object bucket scheme so
     DataFusion routes scans automatically based on ObjectRef.bucket
   - Profile bucket names like "profile:user" sanitized to
     "lakehouse-profile-user" since URL host segments can't contain ":"
   - Tolerant of duplicate manifest entries (pre-existing
     pipeline::ingest_file behavior creates a fresh dataset id per
     ingest); duplicates skipped with debug log
   - Backward compat: legacy "lakehouse://data/" URL still registered
     pointing at primary

Success gate: cross-bucket CROSS JOIN
  SELECT p.name, p.role, a.species
  FROM people_test p          (bucket: testing)
  CROSS JOIN animals a        (bucket: primary)
  LIMIT 5
returns rows correctly. DataFusion routed each scan to its bucket's
ObjectStore based on the URL scheme.

No regressions: SELECT COUNT(*) FROM candidates still returns 100000
from the primary bucket.

Deferred to Phase 17:
- POST /profile/{user}/activate (HNSW hot-load on profile switch)
- vectord storage paths becoming bucket-scoped (trial journals,
  eval sets per-profile)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-16 08:52:32 -05:00
root
238cb84d26 Server-side pagination for large result sets
- ResultStore: execute query, store batches server-side, serve pages on demand
- POST /query/paged → returns query_id + total_rows + page count (no rows)
- GET /query/page/{id}/{page}?size=100 → returns one page of rows
- RecordBatch slicing for efficient page extraction from Arrow batches
- LRU eviction: keeps 50 most recent query results in memory
- Tested: 100K rows → 1,000 pages of 100, any page fetchable by number
- Supervisor pattern: chunk results, serve on demand, retry-safe (idempotent GET)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-27 20:54:44 -05:00
root
0b9da45647 Agent workspaces: per-contract overlays with instant handoff
- WorkspaceManager: create/get/list workspaces with daily/weekly/monthly/pinned tiers
- Saved searches: agent stores SQL queries in workspace context
- Shortlist: tag candidates/records to a workspace with notes
- Activity log: track calls, emails, updates per workspace per agent
- Instant handoff: transfer workspace ownership with full history
  Zero data copy — just a pointer swap, receiving agent sees everything
- Persistence: workspaces stored as JSON in object storage, rebuilt on startup
- Endpoints: /workspaces/create, /{id}, /{id}/handoff, /{id}/search,
  /{id}/shortlist, /{id}/activity
- Tested: Sarah creates workspace, saves searches, shortlists 3 candidates,
  logs activity, hands off to Mike who continues seamlessly

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-27 08:44:45 -05:00
root
6df904a03c Phase 8: Hot cache + incremental delta updates
- MemCache: LRU in-memory cache for hot datasets (configurable max, default 16GB)
  Pin/evict/stats endpoints: POST /query/cache/pin, /cache/evict, GET /cache/stats
- Delta store: append-only delta Parquet files for row-level updates
  Write deltas without rewriting base files, merge at query time
- Compaction: POST /query/compact merges deltas into base Parquet
- Query engine: checks cache first, falls back to Parquet, merges deltas
- Benchmarked on 2.47M rows:
  1M row JOIN: 854ms cold → 96ms hot (8.9x speedup)
  100K filter: 62ms cold → 21ms hot (3x speedup)
  1.1M rows cached in 408MB RAM

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-27 08:37:28 -05:00
root
19bdfab227 Phase 2: DataFusion query engine over Parquet
- queryd: SessionContext with custom URL scheme to avoid path doubling with LocalFileSystem
- queryd: ListingTable registration from catalog ObjectRefs with schema inference
- queryd: POST /query/sql returns JSON {columns, rows, row_count}
- queryd→catalogd wiring: reads all datasets, registers as named tables
- gateway: wires QueryEngine with shared store + registry
- e2e verified: SELECT *, WHERE/ORDER BY, COUNT/AVG all correct

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-27 05:48:20 -05:00
root
a52ca841c6 Phase 0: bootstrap Rust workspace
- Cargo workspace with 6 crates: shared, storaged, catalogd, queryd, aibridge, gateway
- shared: types (DatasetId, ObjectRef, SchemaFingerprint, DatasetManifest) + error enum
- gateway: Axum HTTP entrypoint with nested service routers + tracing
- All services expose /health stubs
- justfile with build/test/run recipes
- PRD, phase tracker, and ADR docs

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-27 04:59:05 -05:00