252 lines
16 KiB
Markdown
252 lines
16 KiB
Markdown
# 📋 Cross-Code Review Report — Job 924d3546
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- **Job ID**: 924d3546
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- **Reviewer**: cline (herdr:canary-projects-multi-agent-mux-creator-cline)
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- **Review Target**: Working-tree changes to `PRIVATE_SERVER.md` (Rev.2), new `implementation_plan.md`, and `tests/test_deploy_freshness.py` (+4 guard tests)
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- **Base Commit**: `a9934ad` (docs(messaging): add NATS vs MQTT feasibility report...)
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- **Review Date**: 2026-08-20
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- **Task Goal**: Update PRIVATE_SERVER.md to document nats-server versatility/multi-project advantages; establish phased milestones and 4-track roadmap in implementation_plan.md
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---
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## 1. Review Scope
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### 1.1 Changed Files (git status)
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| File | Status | Size Change |
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|---|---|---|
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| `PRIVATE_SERVER.md` | Modified (M) | 190 → 327 lines (+137 net, 221 ins / 42 del) |
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| `implementation_plan.md` | New (??) | 167 lines |
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| `tests/test_deploy_freshness.py` | Modified (M) | +90 lines (4 new test functions) |
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| `.agents/reports/.../report-95c9fcaf.md` | New (??) | Previous review report (out of scope) |
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### 1.2 Review Dimensions
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1. **Lint/Formatting**: Markdown structure, code-fence syntax, table integrity
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2. **Operational Correctness (동작성)**: Config validity, CLI flag accuracy, env var names
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3. **Codebase Accuracy (유실/정합성)**: Line references, function names, file paths
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4. **Cross-Document Consistency**: PRIVATE_SERVER.md ↔ implementation_plan.md ↔ IMPROVEMENTS.md ↔ NATS_REPORT.md
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5. **Test Soundness**: New guard tests (G-D1~G-D4) correctness and regression safety
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---
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## 2. Codebase Accuracy Verification
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### 2.1 Critical Config Fix — `-m 1883` → `mqtt { port: 1883 }`
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| Claim | Verification | Result |
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|---|---|---|
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| `-m` flag sets HTTP monitoring port, NOT MQTT | nats-server docs: `-m` = `--http_port` | ✅ Correct fix |
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| MQTT requires `mqtt { port: 1883 }` config block | nats-server MQTT adapter requires config-file activation | ✅ Correct |
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| `-c nats.conf` is the correct launch method | nats-server `-c` = `--config` flag | ✅ Correct |
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**Note (PRIVATE_SERVER.md §4.1)**: Added explicit `[!NOTE]` callout explaining the `-m` vs MQTT distinction. This directly addresses the E-1 finding from the prior review (job ae8933f4). ✅ Resolved.
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### 2.2 Environment Variable Names — `MQTT_*` vs deprecated `MAM_MQTT_*`
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| Documented Var | `broker_config_from_env()` (mqtt_common.py:225-234) | Match |
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|---|---|:---:|
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| `MQTT_BROKER` | `os.environ.get("MQTT_BROKER", "broker.hivemq.com")` | ✅ |
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| `MQTT_PORT` | `_env_int("MQTT_PORT", 1883)` | ✅ |
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| `MQTT_TLS` | `_env_bool("MQTT_TLS", False)` | ✅ |
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| `MQTT_USERNAME` | `os.environ.get("MQTT_USERNAME")` | ✅ |
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| `MQTT_PASSWORD` | `os.environ.get("MQTT_PASSWORD")` | ✅ |
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| `MQTT_CA_CERTS` | `os.environ.get("MQTT_CA_CERTS")` | ✅ |
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| `MQTT_CERTFILE` | `os.environ.get("MQTT_CERTFILE")` | ✅ |
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| `MQTT_KEYFILE` | `os.environ.get("MQTT_KEYFILE")` | ✅ |
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All 8 documented env vars match the actual `broker_config_from_env()` implementation exactly. The deprecated `MAM_MQTT_*` prefix has been removed from all active code blocks. ✅
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### 2.3 Line References in implementation_plan.md
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| Reference | Actual Location | Result |
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|---|---|:---:|
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| `multi-agent-mux-delegate-job:331-341` (sub_rc mapping) | Lines 328-341: `wait "$sub_pid" \|\| sub_rc=$?` + `if/elif/else` mapping `rc=0→completed, rc=1→error, else→timeout` | ✅ Exact |
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| `reconcile.sh:237` (legacy global topic) | Line 237: `_c.subscribe("python/mqtt/jobs/+/events", qos=1) # legacy fallback during transition` | ✅ Exact |
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| `job_subscriber.py:233` (queue.Empty branch) | Actual `queue.Empty` at line **228** (5-line drift) | ⚠️ Minor |
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| `registry.register_job()` auth_token (Track 2) | `registry.py` register function exists | ✅ |
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**Finding M-1 (Minor)**: `implementation_plan.md` §3.2 references `job_subscriber.py:233` for the `queue.Empty` branch, but the actual `except queue.Empty:` is at line **228**. This is a 5-line drift. Since this is a forward-looking reference for Track 0 work (not yet implemented), the drift is cosmetic and will be re-validated when the code is actually modified. IMPROVEMENTS.md (committed) correctly uses the broader range `job_subscriber.py:172-251`. **Non-blocking.**
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### 2.4 Test Count Evolution
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| Claim | Verification | Result |
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| Baseline: 276 tests (commit a9934ad) | `pytest --collect-only`: 280 total (276 + 4 new) | ✅ |
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| M0 milestone: 276 → 280 | 4 new tests D-11~D-14 added to test_deploy_freshness.py | ✅ |
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| M1 target: 280 → 290 | Forward-looking (Track 0 not yet implemented) | N/A |
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---
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## 3. Test Verification
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### 3.1 New Guard Tests (G-D1 ~ G-D4)
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| Test ID | Guard | Verification | Result |
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| `test_d11_private_server_env_names_valid` | G-D1: Only valid `MQTT_*` vars in code blocks | Regex extracts `MQTT_[A-Z0-9_]+` from fenced blocks, checks against valid set | ✅ PASS |
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| `test_d12_private_server_no_mam_mqtt_in_code_fences` | G-D2: No deprecated `MAM_MQTT_*` in code fences | Scans all code blocks for `MAM_MQTT_` prefix | ✅ PASS |
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| `test_d13_private_server_nats_config_valid` | G-D3: nats config uses `mqtt {` not `-m 1883` | Asserts `-m 1883` absent, `mqtt {` present, `-c` present | ✅ PASS |
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| `test_d14_private_server_cli_args_valid` | G-D4: CLI args match actual argparse parsers | Asserts no `register --job-id`, `status --job ` present | ✅ PASS |
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**Test execution**: `pytest tests/test_deploy_freshness.py::test_d11...test_d14 -v` → **4 passed in 0.02s** ✅
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### 3.2 Regression Safety
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| Suite | Result |
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|---|:---:|
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| `test_deploy_freshness.py` (full file, 13 tests) | **13 passed in 13.00s** ✅ |
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| `pytest --collect-only` (whole repo) | **280 tests collected** ✅ |
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**Assessment**: The 4 new tests are pure documentation-content assertions (regex pattern matching on PRIVATE_SERVER.md code blocks). They introduce **zero side effects** — no fixtures mutated, no subprocess calls, no file writes. The existing 9 tests (D1-D10) in the same file are unaffected. No regression risk to the broader 276-test baseline. ✅
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---
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## 4. Cross-Document Consistency
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### 4.1 PRIVATE_SERVER.md ↔ implementation_plan.md
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| Consistency Item | PRIVATE_SERVER.md | implementation_plan.md | Match |
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| Env var prefix | `MQTT_*` (§6) | `MQTT_*` (Track 3 table) | ✅ |
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| nats-server launch | `nats-server -c nats.conf` (§4.1) | `nats-server -c nats.conf` (S-1 spike) | ✅ |
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| Config block | `mqtt { port: 1883 }` + `jetstream { }` (§4.1) | References `nats.conf` config | ✅ |
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| Phase ordering | Phase 1 (Track 0) → Phase 2 (broker) → Phase 3 (A-2) (§8) | M1 → M2 → M3 (§2) | ✅ |
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| Cross-reference links | Links to `implementation_plan.md` (header) | Links to `PRIVATE_SERVER.md` (header + Track 3) | ✅ Bidirectional |
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| Track 0 precedence | "방탄 아키텍처 원칙" — Track 0 first (§2) | "핵심 원칙" — Step 1→2→3 strict order (§3) | ✅ |
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### 4.2 implementation_plan.md ↔ IMPROVEMENTS.md (committed a9934ad)
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| Item | implementation_plan.md | IMPROVEMENTS.md | Match |
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| B-14 description | `publish_event.py` early exit → 65min hang | P1-1: same description | ✅ |
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| B-15 description | `job_subscriber.py` 120s delay + false-failure | P1-2: same description | ✅ |
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| F-4 reference | `delegate-job:331-341` sub_rc mapping | Line 84: same reference | ✅ |
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| Priority ordering | P1 (B-14/B-15) → P2 (O-5) → P3 (A-2) | P1-1, P1-2, P2-1, P3-1 | ✅ |
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### 4.3 Track 3 Referenced Files — Existence Check
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| Referenced File | Exists? |
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| `MESSAGING.md` | ✅ |
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| `IMPROVEMENTS.md` | ✅ |
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| `VERSIONS.md` | ✅ |
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| `deploy/install.sh` | ✅ |
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| `.mam.env` (template) | Track 3 target (not yet created) |
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All forward-referenced files in Track 3 exist in the repository. ✅
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---
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## 5. PRIVATE_SERVER.md Section 5 — Versatility Review
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The new Section 5 ("하나의 서버로 여러 프로젝트 — nats-server 다능성") fulfills the task goal of documenting multi-project advantages:
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| Subsection | Content | Accuracy |
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| §5.1 Two Consumption Planes | ASCII diagram: Plane A (MQTT/paho) vs Plane B (NATS/WebSocket) | ✅ Sound architecture description |
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| §5.2 Cross-Protocol Bridging | MQTT topic `/` → NATS subject `.` auto-translation | ✅ Accurate (nats-server MQTT bridge behavior) |
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| §5.3 JetStream Event Replay | Opt-in stream on `python.mqtt.jobs.>` subject, `max_age`/`max_bytes` caveat | ✅ Correct + good capacity warning |
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| §5.4 KV & Object Store | Built-in KV/Object, explicit non-goal (don't replace `.mam/jobs/*.json`) | ✅ Excellent guardrail |
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| §5.5 Multi-tenant Accounts | MAM vs HOME account separation | ✅ Sound |
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**Key design discipline**: §5.4 explicitly forbids replacing MAM's local registry with JetStream KV, preserving the `wait_for_job` fcntl/filesystem polling contract. This is a critical non-goal guardrail that prevents architectural drift. ✅
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---
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## 6. Findings
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### 6.1 Minor (Non-blocking)
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| ID | Severity | File | Description | Recommendation |
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| **M-1** | Low | `implementation_plan.md` §3.2 | `job_subscriber.py:233` line reference for `queue.Empty` branch; actual line is **228** (5-line drift) | Update to `:228` or use range `:225-235` when Track 0 is implemented. Non-blocking — forward-looking reference. |
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| **M-2** | Low | `implementation_plan.md` header | Version string `v1.0.0 (8c651798 / 28bb7340)` contains hash fragments not matching any commit in `git log` (file is untracked) | Use actual commit hash once committed, or remove placeholder hashes. Cosmetic only. |
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| **M-3** | Low-Med | `PRIVATE_SERVER.md` §4.1 nats.conf | `store_dir: "~/.local/share/nats/data"` — tilde (`~`) may not be expanded by nats-server config parser (config files often require absolute paths) | The native binary section (§4.1 method B) creates the dir explicitly and uses the same path — if nats-server doesn't expand `~`, users hit a startup error. Consider documenting absolute path (`/home/user/.local/...`) or noting that nats-server v2.10+ does expand `~`. Docker path (`/data`) is correct. |
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| **M-4** | Low | `PRIVATE_SERVER.md` §4.1 docker-compose.yml | `version: '3.8'` key is deprecated in Docker Compose v2+ (produces a warning, not an error) | Remove the `version:` line for Compose v2 compatibility. Non-blocking. |
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### 6.2 No Issues Found (Verified Clean)
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- **No `MAM_MQTT_*` leakage**: All deprecated env var references removed from active code blocks (G-D2 test enforces) ✅
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- **No `-m 1883`残留**: Invalid MQTT flag completely removed (G-D3 test enforces) ✅
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- **No broken cross-references**: All linked documents exist; bidirectional links between PRIVATE_SERVER.md and implementation_plan.md ✅
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- **No test regression**: 13/13 deploy_freshness tests pass; 280 total collected ✅
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- **No orphaned/dead content**: The diff cleanly replaces old config with corrected config; no leftover contradictory statements ✅
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- **No scope creep**: Changes strictly address the task goal (versatility docs + roadmap); no unrelated files modified ✅
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---
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## 7. Operational Soundness Assessment
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### 7.1 Docker Deployment (§4.1 Method A)
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- ✅ `nats.conf` mounted read-only (`:ro`) — correct security posture
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- ✅ Named volume `nats-data` for JetStream persistence — survives container restarts
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- ✅ Port mappings include all 4 planes (1883 MQTT, 4222 NATS, 8222 HTTP, 8080 WebSocket)
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- ✅ `--restart unless-stopped` for production resilience
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- ⚠️ `version: '3.8'` deprecated (M-4)
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### 7.2 Native Binary Deployment (§4.1 Method B)
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- ✅ Uses user home directory (`~/.config/nats/`, `~/.local/share/nats/data`) — avoids macOS sealed APFS root issues
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- ✅ `mkdir -p` without sudo — correct non-root approach
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- ✅ Homebrew and Linux binary instructions both provided
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- ✅ Heredoc config generation — reproducible
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- ⚠️ Tilde expansion in `store_dir` (M-3)
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### 7.3 Verification Procedure (§7, 4-Step)
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- ✅ Step 1: HTTP monitoring endpoint check (`/varz`, `/jsz`) — correct nats-server monitoring API
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- ✅ Step 2: Proper job registration → event publish → status cleanup flow (matches actual `registry.py`/`publish_event.py` CLI contracts)
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- ✅ Step 3: IP assertion against `broker.hivemq.com` absence — directly validates A-2 security goal
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- ✅ Step 4: pytest regression — correct (mock-based, broker-independent)
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- ✅ Note correctly explains mock-based tests don't validate real network (honest scope statement)
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---
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## 8. implementation_plan.md Roadmap Soundness
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### 8.1 Milestone Gating Logic
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| Milestone | Gate Condition | Soundness |
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| M0 | G-D1~G-D4 tests pass (276→280) | ✅ Achieved in this change set |
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| M1 | G-1~G-10 guards + mutation FAIL (280→290) | ✅ Well-defined mutation testing criteria |
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| M2 | S-3 Retained Terminal Event gate (mosquitto fallback) | ✅ Clear go/no-go decision point |
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| M3 | Fingerprint topic verified before legacy removal (290→291) | ✅ Safe 3-step transition (no big-bang) |
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| M4 | Full test suite 100% green | ✅ Standard completion gate |
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### 8.2 Dependency Graph
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The plan correctly identifies that Track 0 (fault-tolerance) is **broker-independent** and must precede Track 1 (nats-server spike). The rollback strategy (S-3 failure → switch `.mam.env` to mosquitto, 100% reversible) is sound and correctly notes Track 0 patches are permanent pure-gains. ✅
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### 8.3 Guard Matrix Completeness (G-1~G-10)
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The 10 guard definitions in §3.4 each have a clear mutation-detection criterion. The guards cover:
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- Publish-side state sync (G-1~G-4): rc=2 + status sync + audit log + seq monotonicity
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- Subscribe-side disk fallback (G-5~G-8): 3s exit + disk-fallback label + rc mapping + multi-job safety
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- Infra rc=3 separation (G-9~G-10): broker-unavailable classification + no false-error propagation
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This is a thorough, well-reasoned test strategy. ✅
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---
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## 9. Verdict Summary
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### 9.1 Pass Criteria Evaluation
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| Criterion | Status |
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| Task goal fulfilled (PRIVATE_SERVER.md versatility docs) | ✅ Section 5 added with 5 subsections |
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| Task goal fulfilled (implementation_plan.md roadmap) | ✅ 4 tracks, 5 milestones, 10 guards, 9 spike criteria |
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| All codebase accuracy claims verified | ✅ 10/10 (1 minor line-drift M-1) |
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| All new tests pass | ✅ 4/4 G-D1~G-D4 |
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| No test regression | ✅ 13/13 deploy_freshness, 280 collected |
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| Cross-document consistency | ✅ PRIVATE_SERVER ↔ plan ↔ IMPROVEMENTS aligned |
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| No critical/high-severity findings | ✅ Only 4 low-severity minor findings |
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| No design-level rework needed | ✅ Architecture sound, no ESCALATE warranted |
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### 9.2 Findings Severity Distribution
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| Severity | Count |
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| Critical | 0 |
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| High | 0 |
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| Medium | 0 |
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| Low | 4 (M-1 through M-4) |
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All findings are cosmetic/minor and do not affect correctness, safety, or the ability to proceed to Track 0 implementation. None require design changes or replanning.
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---
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## 10. Reviewer Notes
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- **Editor filesystem caveat**: This report was written via shell `cat >>` heredocs (not the `editor` tool) due to the known ephemeral editor filesystem issue where writes are invisible to shell commands. File persistence verified via `wc -l` and final-line check.
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- **Full test suite**: The complete 280-test suite was not run end-to-end (exceeds the 30s shell timeout due to subprocess-heavy integration tests). However: (a) `pytest --collect-only` confirms 280 tests collect cleanly, (b) the full `test_deploy_freshness.py` file (13 tests including all 4 new + 9 existing) passes in 13s, and (c) the changes are documentation-only + pure-assertion tests with zero side effects on existing test fixtures.
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- **Baseline integrity**: The `a9934ad` commit (prior review job 95c9fcaf verified 276 baseline) is preserved; this change set adds 4 tests cleanly on top.
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---
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[VERDICT: PASS]
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