Ejemplo n.º 1
0
func (s *session) setOptions(o *opt.Options) {
	s.o = &opt.Options{}
	if o != nil {
		*s.o = *o
	}
	// Alternative filters.
	if filters := o.GetAltFilters(); len(filters) > 0 {
		s.o.AltFilters = make([]filter.Filter, len(filters))
		for i, filter := range filters {
			s.o.AltFilters[i] = &iFilter{filter}
		}
	}
	// Block cache.
	switch o.GetBlockCache() {
	case nil:
		s.o.BlockCache = cache.NewLRUCache(opt.DefaultBlockCacheSize)
	case opt.NoCache:
		s.o.BlockCache = nil
	}
	// Comparer.
	s.icmp = &iComparer{o.GetComparer()}
	s.o.Comparer = s.icmp
	// Filter.
	if filter := o.GetFilter(); filter != nil {
		s.o.Filter = &iFilter{filter}
	}
}
Ejemplo n.º 2
0
// Creates new initialized table ops instance.
func newTableOps(s *session, cacheCap int) *tOps {
	c := cache.NewLRUCache(cacheCap)
	return &tOps{
		s:       s,
		cache:   c,
		cacheNS: c.GetNamespace(0),
		bpool:   util.NewBufferPool(s.o.GetBlockSize() + 5),
	}
}
Ejemplo n.º 3
0
func TestCorruptDB_MissingManifest(t *testing.T) {
	rnd := rand.New(rand.NewSource(0x0badda7a))
	h := newDbCorruptHarnessWopt(t, &opt.Options{
		BlockCache:  cache.NewLRUCache(100),
		Strict:      opt.StrictJournalChecksum,
		WriteBuffer: 1000 * 60,
	})

	h.build(1000)
	h.compactMem()
	h.buildShuffled(1000, rnd)
	h.compactMem()
	h.deleteRand(500, 1000, rnd)
	h.compactMem()
	h.buildShuffled(1000, rnd)
	h.compactMem()
	h.deleteRand(500, 1000, rnd)
	h.compactMem()
	h.buildShuffled(1000, rnd)
	h.compactMem()
	h.closeDB()

	h.stor.SetIgnoreOpenErr(storage.TypeManifest)
	h.removeAll(storage.TypeManifest)
	h.openAssert(false)
	h.stor.SetIgnoreOpenErr(0)

	h.recover()
	h.check(1000, 1000)
	h.build(1000)
	h.compactMem()
	h.compactRange("", "")
	h.closeDB()

	h.recover()
	h.check(1000, 1000)

	h.close()
}
Ejemplo n.º 4
0
func newDbCorruptHarness(t *testing.T) *dbCorruptHarness {
	return newDbCorruptHarnessWopt(t, &opt.Options{
		BlockCache: cache.NewLRUCache(100),
		Strict:     opt.StrictJournalChecksum,
	})
}