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manual_slop/conductor/tracks/metadata_field_cache_20260624/metadata.json
T
ed 84c0b4ecc4 conductor(campaign): metadata_ssdl_defusing_20260624 - 3-child SSDL defusing campaign
Campaign: address the parent code_path_audit_20260607 Finding 1 (CRITICAL)
Metadata 4.01e22 effective codepaths via 3 SSDL techniques.

3 children, sequential, with budget gates:
1. metadata_nil_sentinel_20260624 (>= 10% drop): introduce
   NIL_METADATA sentinel + migrate 6 nil-check functions.
2. metadata_generational_handle_20260624 (>= 20% drop,
   BLOCKED_BY 1): wrap Metadata in (index, generation) handle;
   collapse lifetime branches to 1 lookup + 1 cmp.
3. metadata_field_cache_20260624 (>= 30% drop, BLOCKED_BY 2):
   MetadataFieldCache keyed by (handle.index, field_name);
   123 string-keyed entry.get('key', default) sites become
   cache lookups.

Each child has its own spec/plan/metadata/state. Budget gate
after each child: re-measure effective codepaths; if drop < threshold,
PAUSE the campaign and report to user.

End-of-campaign TRACK_COMPLETION captures the cumulative reduction
vs the 4.01e22 baseline. Deferred follow-up: apply the same
3 SSDL primitives to the 4 other dict[str, Any] aliases
(FileItem, CommsLogEntry, HistoryMessage, ToolDefinition, ToolCall).

16 files committed: 4 directories x 4 files each (spec, plan,
metadata, state).
2026-06-24 14:53:40 -04:00

68 lines
2.9 KiB
JSON

{
"track_id": "metadata_field_cache_20260624",
"name": "Child 3: Metadata Field Cache",
"track_type": "campaign_child",
"parent_campaign": "metadata_ssdl_defusing_20260624",
"created_date": "2026-06-24",
"branch": "master",
"depends_on": ["code_path_audit_20260607", "metadata_nil_sentinel_20260624", "metadata_generational_handle_20260624"],
"blocks_within_campaign": [],
"scope": {
"new_files": [
"conductor/tracks/metadata_field_cache_20260624/spec.md",
"conductor/tracks/metadata_field_cache_20260624/plan.md",
"conductor/tracks/metadata_field_cache_20260624/metadata.json",
"conductor/tracks/metadata_field_cache_20260624/state.toml",
"tests/test_metadata_field_cache.py",
"docs/reports/TRACK_COMPLETION_metadata_field_cache_20260624.md"
],
"modified_files": [
"src/aggregate.py (MetadataFieldCache + field-access migrations)",
"src/ai_client.py (field-access migrations; specific files TBD by Tier 2)",
"conductor/tracks.md",
"docs/reports/campaign_measurements_20260624.md"
],
"deleted_files": []
},
"estimated_effort": {
"method": "scope (per workflow.md §Tier 1 Track Initialization Rules). NO day estimates.",
"phase_1": "1 task: 4 behavioral tests",
"phase_2": "1 task: MetadataFieldCache + 123 field-access site migrations",
"phase_3": "1 task: 6 VCs + budget gate + TRACK_COMPLETION + state + tracks.md + campaign SHIPPED"
},
"verification_criteria": [
"VC1: MetadataFieldCache exists",
"VC2: Production code uses the cache at field-access sites",
"VC3: Behavioral test exists and passes",
"VC4: Budget gate met (drop >= 30% vs post-child-2 measurement)",
"VC5: Full test suite remains green (11/11 tiers PASS)",
"VC6: 4 audit gates remain clean"
],
"known_issues": [],
"deferred_to_followup_tracks": [],
"regressions_and_pre_existing_failures": [],
"pre_existing_failures_remaining": [],
"risk_register": [
{
"id": "risk-1",
"description": "Cache invalidation is wrong (stale values returned)",
"likelihood": "medium",
"impact": "Production code returns stale Metadata values",
"mitigation": "Cache keyed by handle; when underlying value changes, handle's generation bumps (via registry), invalidating cache entries"
},
{
"id": "risk-2",
"description": "The 123 field-access sites are not actually 123 (audit was wrong)",
"likelihood": "low",
"impact": "Migration scope unclear; budget gate measurement is invalid",
"mitigation": "Re-run detect_access_pattern_evidence after migration to count actual sites"
},
{
"id": "risk-3",
"description": "Budget gate fails (drop < 30%)",
"likelihood": "low",
"impact": "Child 3 cannot ship; campaign pauses",
"mitigation": "Cache collapses 123 lookups to 1 lookup each; expected large drop"
}
]
}