forked from TrueCloudLab/frostfs-node
60 lines
1.4 KiB
Go
60 lines
1.4 KiB
Go
package engine
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import (
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"context"
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"errors"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
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apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
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objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
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"go.uber.org/zap"
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)
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// exists return in the first value true if object exists.
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// Second return value marks is parent object locked.
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func (e *StorageEngine) exists(ctx context.Context, shPrm shard.ExistsPrm) (bool, bool, error) {
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alreadyRemoved := false
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exists := false
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locked := false
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e.iterateOverSortedShards(shPrm.Address, func(_ int, sh hashedShard) (stop bool) {
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res, err := sh.Exists(ctx, shPrm)
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if err != nil {
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if client.IsErrObjectAlreadyRemoved(err) {
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alreadyRemoved = true
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return true
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}
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var siErr *objectSDK.SplitInfoError
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if errors.As(err, &siErr) {
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return true
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}
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if shard.IsErrObjectExpired(err) {
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return true
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}
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if !client.IsErrObjectNotFound(err) {
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e.reportShardError(sh, "could not check existence of object in shard", err, zap.Stringer("address", shPrm.Address))
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}
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return false
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}
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if !exists {
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exists = res.Exists()
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}
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if !locked {
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locked = res.Locked()
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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, false, new(apistatus.ObjectAlreadyRemoved)
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}
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return exists, locked, nil
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}
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