Commit Graph

1 Commits

Author SHA1 Message Date
dimgigov 32b38675a9 Add TLA+ formal verification specs for backup and recovery
- backup.tla: models backup/restore/verify/cleanup with properties:
  BackupSnapshotsValid, RestoreIntegrity, VerifyIntegrity,
  RetentionInvariant, HistoryConsistency, BackupIdValid
- recovery.tla: models WAL replay REDO/UNDO with properties:
  RedoCommitted, RecoveryCompleteness, WalIntegrity
- Added models/backup.cfg and models/recovery.cfg with bounded constants
- Updated run_all.sh to include both new specs
- All 9 TLA+ specs pass TLC model checking
2026-05-13 00:06:45 +03:00