forked from TrueCloudLab/frostfs-node
32 lines
925 B
Go
32 lines
925 B
Go
package blobstor
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import (
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"errors"
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"github.com/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
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"github.com/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
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apistatus "github.com/TrueCloudLab/frostfs-sdk-go/client/status"
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)
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// Get reads the object from b.
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// If the descriptor is present, only one sub-storage is tried,
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// Otherwise, each sub-storage is tried in order.
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func (b *BlobStor) Get(prm common.GetPrm) (common.GetRes, error) {
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b.modeMtx.RLock()
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defer b.modeMtx.RUnlock()
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if prm.StorageID == nil {
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for i := range b.storage {
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res, err := b.storage[i].Storage.Get(prm)
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if err == nil || !errors.As(err, new(apistatus.ObjectNotFound)) {
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return res, err
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}
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}
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return common.GetRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
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}
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if len(prm.StorageID) == 0 {
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return b.storage[len(b.storage)-1].Storage.Get(prm)
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}
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return b.storage[0].Storage.Get(prm)
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}
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