forked from TrueCloudLab/frostfs-node
59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
package writecache
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import (
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"github.com/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
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storagelog "github.com/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/log"
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oid "github.com/TrueCloudLab/frostfs-sdk-go/object/id"
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"go.etcd.io/bbolt"
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)
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// Delete removes object from write-cache.
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//
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// Returns an error of type apistatus.ObjectNotFound if object is missing in write-cache.
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func (c *cache) Delete(addr oid.Address) error {
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c.modeMtx.RLock()
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defer c.modeMtx.RUnlock()
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if c.readOnly() {
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return ErrReadOnly
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}
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saddr := addr.EncodeToString()
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// Check disk cache.
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var has int
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_ = c.db.View(func(tx *bbolt.Tx) error {
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b := tx.Bucket(defaultBucket)
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has = len(b.Get([]byte(saddr)))
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return nil
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})
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if 0 < has {
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err := c.db.Update(func(tx *bbolt.Tx) error {
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b := tx.Bucket(defaultBucket)
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err := b.Delete([]byte(saddr))
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return err
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})
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if err != nil {
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return err
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}
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storagelog.Write(c.log,
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storagelog.AddressField(saddr),
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storagelog.StorageTypeField(wcStorageType),
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storagelog.OpField("db DELETE"),
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)
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c.objCounters.DecDB()
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return nil
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}
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_, err := c.fsTree.Delete(common.DeletePrm{Address: addr})
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if err == nil {
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storagelog.Write(c.log,
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storagelog.AddressField(saddr),
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storagelog.StorageTypeField(wcStorageType),
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storagelog.OpField("fstree DELETE"),
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)
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c.objCounters.DecFS()
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}
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return err
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}
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