rdmsm4x-changelog-20260926-1833-localdb-p1-shadow-mvp
rdmsm4x-changelog-20260926-1833-localdb-p1-shadow-mvp
Built, verified, and installed localdb P1 shadow MVP on rdmsm4x under FEAT-20260926-21.
Scope
- Host:
rdmsm4x - Worktree:
/Users/richh/dev/_worktrees/rdsysdb-p1-20260926 - Branch:
p1/shadow - Agent:
agy@rdmsm4x(sessionrsdbp1agy) - Verifier:
rdsysdb@rdmsm4x/rsdb0926
Summary of Changes
- Renamed project components to
localdb(localdbd,localdb,LocalDBCore,LocalDBTests) following naming decision at 18:02 EDT. - Built universal2 binaries (
x86_64 arm64) forlocaldbdandlocaldbat.build/apple/Products/Release/and installed to~/.localdb/bin/. - Configured 5 LaunchAgents in
launchd/com.eastcoastscience.localdb*.plistwithProcessType=Adaptive,ThrottleInterval=300on WatchPaths, zero clock timers. Per containment directive TASK-20260926-63 / TASK-20260926-48, launchctl bootstrap is held ("shadow disabled by verifier; install deferred to verifier"). - Implemented
LocalDBMigratorwith atomic transaction wrapping for each step, and schema version check (schemaVersionTooNew). - Implemented event-driven
DeadlineTimerManagerhandling leases, TTLs, and check freshness without polling. - Implemented Unix domain socket peer authentication using
LOCAL_PEERPID,proc_pidpath, code signatures, and script SHA-256 validation againstowners.toml. - Implemented pluggable credential validation via
CredentialScanner. - Added Criterion 22 positive-control hermetic test for no self-trigger and verified all 22 acceptance criteria.
- 13/13 hermetic unit tests passing in 0.87 seconds with 0 failures.
- Documented full evidence report in
~/dev/_handoff/rdsysdb-20260926/build/RESULT.md.
Verification Evidence
swift test: 13 passed in 0.87s, 0 failures.lipo -archs:x86_64 arm64for bothlocaldbdandlocaldb.owners.toml: valid with 31 active grants, 3 proposed grants skipped with warnings.scripts/rollback.zsh: verified clean archive to~/archive/localdb-<ts>/, disabled marker set, launchctl empty.scripts/install.zsh: verified clean restore of binaries and config with state intact.- Canary benchmark: deferred per Criterion 13 due to host load1 = 139.23 (>100, far above 40).
- Open queue classification: 101 tickets evaluated read-only, 0 structural duplicates.
Outstanding Owner Actions
- Verifier (
rdsysdb@rdmsm4x/rsdb0926) verification of~/dev/_handoff/rdsysdb-20260926/build/RESULT.md. - Fast-forward merge of branch
p1/shadowintomain.