archive

type Archive interface {
	app.ComponentRunnable
	Restore(ctx context.Context, spaceId string) (err error)
	// ForceArchive uploads a snapshot of the space to the archive store while
	// keeping the local DB and its status intact. Used to ship live spaces
	// through the shared archive store during migration. The caller must ensure
	// the space is not already archived: opening an archived space triggers a
	// restore. Returns the heads read from the snapshot itself (they exactly
	// describe the uploaded object, unlike the asynchronously updated index)
	// and the snapshot sizes.
	// The return types are primitives on purpose: a struct would make the
	// generated mock import this package and create test-only import cycles.
	ForceArchive(ctx context.Context, spaceId string) (oldHash, newHash string, compressedSize, uncompressedSize int64, err error)
	// QueueRestore schedules a background restore of an archived space
	// (used for eager adoption of migrated spaces).
	QueueRestore(spaceId string)
}

type Config struct {
	Enabled            bool `yaml:"enabled"`
	ArchiveAfterDays   int  `yaml:"archiveAfterDays"`
	CheckPeriodMinutes int  `yaml:"checkPeriodMinutes"`
	// SweepPeriodHours is the period of the archive-prefix garbage collector
	// (removes stale objects that no longer back an archived space), default 24.
	SweepPeriodHours int `yaml:"sweepPeriodHours"`
}