6ad2624552
There are certain errors which are not expected during usual node operation and which tell us that something is wrong with the shard. To prevent possible data corruption, move shard in read-only mode after amount of errors exceeded some threshold. By default no actions are performed. Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
40 lines
847 B
Go
40 lines
847 B
Go
package engine
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import (
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"errors"
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"github.com/nspcc-dev/neofs-node/pkg/core/object"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/shard"
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objectSDK "github.com/nspcc-dev/neofs-sdk-go/object"
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)
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func (e *StorageEngine) exists(addr *objectSDK.Address) (bool, error) {
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shPrm := new(shard.ExistsPrm).WithAddress(addr)
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alreadyRemoved := false
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exists := false
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e.iterateOverSortedShards(addr, func(_ int, sh hashedShard) (stop bool) {
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res, err := sh.Exists(shPrm)
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if err != nil {
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if errors.Is(err, object.ErrAlreadyRemoved) {
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alreadyRemoved = true
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return true
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}
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e.reportShardError(sh, "could not check existence of object in shard", err)
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}
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if res != nil && !exists {
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exists = res.Exists()
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}
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return false
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})
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if alreadyRemoved {
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return false, object.ErrAlreadyRemoved
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}
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return exists, nil
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}
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