docs(07-01): complete config rule parsing and LoadResult plan

- Add 07-01-SUMMARY.md
- Advance STATE.md to plan 2 of 2, progress 83%
- Update ROADMAP.md: phase 7 in progress (1/2 summaries)
- Mark RULE-01, RULE-02, RULE-03 complete in REQUIREMENTS.md
This commit is contained in:
2026-03-26 21:46:13 +01:00
parent 4b365cd5f4
commit 9e71a805b8
4 changed files with 116 additions and 19 deletions
+6 -6
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@@ -23,9 +23,9 @@ Requirements for custom sound mappings milestone. Each maps to roadmap phases.
### Custom Rules
- [ ] **RULE-01**: User can define custom classification rules in TOML (match by port and/or protocol, assign class name and sound)
- [ ] **RULE-02**: User-defined rules take priority over built-in rules (prepend before defaults)
- [ ] **RULE-03**: User-defined class names automatically get a synthesis layer (no silent gaps)
- [x] **RULE-01**: User can define custom classification rules in TOML (match by port and/or protocol, assign class name and sound)
- [x] **RULE-02**: User-defined rules take priority over built-in rules (prepend before defaults)
- [x] **RULE-03**: User-defined class names automatically get a synthesis layer (no silent gaps)
## Future Requirements
@@ -64,9 +64,9 @@ Which phases cover which requirements. Updated during roadmap creation.
| CFG-06 | Phase 7 | Pending |
| WAVE-01 | Phase 5 | Complete |
| WAVE-02 | Phase 5 | Complete |
| RULE-01 | Phase 7 | Pending |
| RULE-02 | Phase 7 | Pending |
| RULE-03 | Phase 7 | Pending |
| RULE-01 | Phase 7 | Complete |
| RULE-02 | Phase 7 | Complete |
| RULE-03 | Phase 7 | Complete |
**Coverage:**
- v1.1 requirements: 11 total
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@@ -68,10 +68,10 @@ Plans:
2. User-defined rules fire before built-in protocol rules — a custom rule for port 443 overrides the default HTTPS classification for packets on that port
3. A user-defined class name gets its own synthesis layer automatically — no silence or missing audio for traffic matched by a custom rule
4. User runs `netsynth --print-config` and sees the full effective config (defaults merged with their overrides) as commented TOML, without starting a capture
**Plans:** 2 plans
**Plans:** 1/2 plans executed
Plans:
- [ ] 07-01-PLAN.md — Config extension: RawRule, LoadResult, rule validation, auto-freq assignment (TDD)
- [x] 07-01-PLAN.md — Config extension: RawRule, LoadResult, rule validation, auto-freq assignment (TDD)
- [ ] 07-02-PLAN.md — CLI wiring: --print-config flag, user rule prepend, PrintConfig output
## Progress
@@ -84,4 +84,4 @@ Plans:
| 4. Power User Features | v1.0 | 2/2 | Complete | 2026-03-26 |
| 5. Waveform Types and Bank Decoupling | v1.1 | 2/2 | Complete | 2026-03-26 |
| 6. Config Package and Sound Overrides | v1.1 | 2/2 | Complete | 2026-03-26 |
| 7. Custom Rules and Print-Config | v1.1 | 0/2 | Not started | - |
| 7. Custom Rules and Print-Config | v1.1 | 1/2 | In Progress| |
+13 -10
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@@ -3,14 +3,14 @@ gsd_state_version: 1.0
milestone: v1.1
milestone_name: Custom Sound Mappings
status: executing
stopped_at: Phase 7 context gathered
last_updated: "2026-03-26T20:27:34.725Z"
stopped_at: Completed 07-01-PLAN.md
last_updated: "2026-03-26T20:45:59.826Z"
last_activity: 2026-03-26
progress:
total_phases: 3
completed_phases: 2
total_plans: 4
completed_plans: 4
total_plans: 6
completed_plans: 5
percent: 0
---
@@ -21,12 +21,12 @@ progress:
See: .planning/PROJECT.md (updated 2026-03-26)
**Core value:** Network traffic patterns are instantly recognizable as distinct sounds — a ping sounds different from HTTPS noise, which sounds different from a port scan.
**Current focus:** Phase 06 — config-package-and-sound-overrides
**Current focus:** Phase 07 — custom-rules-and-print-config
## Current Position
Phase: 7
Plan: Not started
Phase: 07 (custom-rules-and-print-config) — EXECUTING
Plan: 2 of 2
Status: Ready to execute
Last activity: 2026-03-26
@@ -53,6 +53,7 @@ Progress: [░░░░░░░░░░] 0%
| Phase 05 P01 | 3min | 2 tasks | 3 files |
| Phase 05 P02 | 4 | 2 tasks | 4 files |
| Phase 06 P02 | 2 | 2 tasks | 3 files |
| Phase 07 P01 | 3 | 1 tasks | 3 files |
## Accumulated Context
@@ -67,6 +68,8 @@ Progress: [░░░░░░░░░░] 0%
- [Phase 05]: gainPerLayer computed as 1.0/float64(len(cfgs)) — correct for any class count, no-clip guarantee preserved
- [Phase 06]: Option A for freqCfgs propagation: pass as parameter to runLiveMode/runPcapMode — cleaner data flow vs package-level var
- [Phase 06]: config.Load positioned after BPF validation, before output path resolution — ensures fail-fast before any I/O (D-11)
- [Phase 07]: addAutoFreqEntries runs before merge so [sounds.X] overrides apply to user-defined classes
- [Phase 07]: LoadResult struct chosen over tuple return for config.Load() -- cleaner API contract for Plan 02 CLI wiring
### Pending Todos
@@ -78,6 +81,6 @@ None.
## Session Continuity
Last session: 2026-03-26T20:27:34.717Z
Stopped at: Phase 7 context gathered
Resume file: .planning/phases/07-custom-rules-and-print-config/07-CONTEXT.md
Last session: 2026-03-26T20:45:59.819Z
Stopped at: Completed 07-01-PLAN.md
Resume file: None
@@ -0,0 +1,94 @@
---
phase: 07-custom-rules-and-print-config
plan: "01"
subsystem: config
tags: [config, rules, tdd, classification, auto-freq]
dependency_graph:
requires: []
provides: [LoadResult, RawRule, validateRules, convertRules, autoAssignFreq, addAutoFreqEntries]
affects: [cmd/netsynth/main.go]
tech_stack:
added: ["hash/fnv"]
patterns: [LoadResult-struct, FNV-32a-deterministic-hash, TDD-red-green]
key_files:
created: []
modified:
- config/config.go
- config/config_test.go
- cmd/netsynth/main.go
decisions:
- "addAutoFreqEntries runs before merge so [sounds.X] overrides apply to user-defined classes"
- "merge() warning for unknown class names still fires for [sounds.X] where X is neither built-in nor in [[rules]] -- acceptable harmless warning"
- "main.go call site updated to use LoadResult.FreqCfgs -- minimal fix to keep compile; full wiring deferred to Plan 02"
metrics:
duration: 3min
completed: "2026-03-26T20:45:08Z"
tasks_completed: 1
files_modified: 3
---
# Phase 7 Plan 01: Config Rule Parsing and LoadResult Summary
Extend config package to parse `[[rules]]` TOML blocks, validate them, auto-assign frequencies for new class names using FNV-32a, and return a `LoadResult` struct from `Load()`.
## What Was Built
`config.Load()` now returns `LoadResult{FreqCfgs, UserRules, ConfigPath}` instead of a bare map. The new struct is the data contract for Plan 02's CLI wiring and `--print-config` output.
**New types and functions in config/config.go:**
- `RawRule` struct: `Port *uint16`, `Protocol string`, `Class string` — pointer Port to distinguish missing vs zero
- `LoadResult` struct: `FreqCfgs`, `UserRules []classify.Rule`, `ConfigPath string`
- `validateRules()`: checks protocol required, class required, valid protocols (tcp/udp/icmp)
- `convertRules()`: converts `[]RawRule` to `[]classify.Rule`
- `autoAssignFreq()`: FNV-32a hash → deterministic Hz in [1200, 2350] range (24 steps of 50Hz)
- `addAutoFreqEntries()`: creates `FreqConfig` entries for new class names, skips built-ins
- Import: `hash/fnv`
**Key operation order:** `addAutoFreqEntries` runs before `merge` so that `[sounds.MyApp]` sound overrides apply to user-defined classes that were added by auto-freq.
## Tasks Completed
| Task | Name | Commit | Files |
|------|------|--------|-------|
| 1 | RawRule, LoadResult, validation, conversion, auto-freq with TDD | 4b365cd | config/config.go, config/config_test.go, cmd/netsynth/main.go |
## Deviations from Plan
### Auto-fixed Issues
**1. [Rule 1 - Bug] Operation order: addAutoFreqEntries must run before merge**
- **Found during:** Task 1 GREEN phase
- **Issue:** Plan's action section said "merge first, then addAutoFreqEntries" but this caused [sounds.MyApp] overrides to be ignored for user-defined classes (merge only applies to classes already in the map)
- **Fix:** Reversed the order — addAutoFreqEntries first (creates the entry), then merge (applies sound overrides)
- **Files modified:** config/config.go
- **Commit:** 4b365cd
**2. [Rule 3 - Blocking] main.go call site updated to use LoadResult**
- **Found during:** Task 1 GREEN phase
- **Issue:** Plan notes this break is expected but tests wouldn't compile without it
- **Fix:** Minimal one-line update: `loadResult, err := config.Load(...)` + `freqCfgs := loadResult.FreqCfgs`
- **Files modified:** cmd/netsynth/main.go
- **Commit:** 4b365cd
## Test Coverage
21 tests total (8 existing + 13 new):
- `TestLoadCustomRules` - TOML [[rules]] block with port/protocol/class
- `TestLoadCustomRuleNoPort` - optional port field, DstPort=0 when absent
- `TestLoadCustomRuleMissingProtocol` - validation error "protocol is required"
- `TestLoadCustomRuleMissingClass` - validation error "class is required"
- `TestLoadCustomRuleInvalidProtocol` - validation error "invalid protocol"
- `TestLoadCustomRuleUnknownField` - undecoded TOML field error
- `TestUserRulesPrepend` - UserRules field usable for prepend pattern
- `TestAutoFreqAssignment` - BaseHz in [1200, 2350], WaveformSine
- `TestAutoFreqDeterministic` - same class name produces same Hz
- `TestAutoFreqSkipsBuiltins` - HTTPS stays at 175.0 default
- `TestLoadResultConfigPath` - ConfigPath populated correctly
- `TestLoadNoConfigReturnsLoadResult` - returns LoadResult with empty UserRules
- All 8 existing tests updated to use `result.FreqCfgs`
## Known Stubs
None. All new functions are fully implemented and tested.
## Self-Check: PASSED