75 lines
1.7 KiB
Go
75 lines
1.7 KiB
Go
package writecache
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import (
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/fstree"
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meta "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/metabase"
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oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
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"go.etcd.io/bbolt"
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)
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func (c *cache) initFlushMarks() {
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c.log.Info("filling flush marks for objects in FSTree")
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var prm fstree.IterationPrm
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prm.WithLazyHandler(func(addr oid.Address, _ func() ([]byte, error)) error {
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if c.isFlushed(addr) {
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c.store.flushed.Add(addr.EncodeToString(), true)
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}
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return nil
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})
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_ = c.fsTree.Iterate(prm)
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c.log.Info("filling flush marks for objects in database")
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var m []string
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var lastKey []byte
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var batchSize = flushBatchSize
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for {
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m = m[:0]
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// We put objects in batches of fixed size to not interfere with main put cycle a lot.
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_ = c.db.View(func(tx *bbolt.Tx) error {
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b := tx.Bucket(defaultBucket)
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cs := b.Cursor()
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for k, _ := cs.Seek(lastKey); k != nil && len(m) < batchSize; k, _ = cs.Next() {
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m = append(m, string(k))
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}
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return nil
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})
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var addr oid.Address
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for i := range m {
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if err := addr.DecodeString(m[i]); err != nil {
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continue
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}
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if c.isFlushed(addr) {
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c.store.flushed.Add(addr.EncodeToString(), true)
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}
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}
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if len(m) == 0 {
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break
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}
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lastKey = append([]byte(m[len(m)-1]), 0)
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}
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c.log.Info("finished updating flush marks")
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}
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func (c *cache) isFlushed(addr oid.Address) bool {
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var existsPrm meta.ExistsPrm
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existsPrm.SetAddress(addr)
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mRes, err := c.metabase.Exists(existsPrm)
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if err != nil || !mRes.Exists() {
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return false
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}
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var prm blobstor.ExistsPrm
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prm.SetAddress(addr)
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res, err := c.blobstor.Exists(prm)
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return err == nil && res.Exists()
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}
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