forked from TrueCloudLab/frostfs-node
edef9463d7
In previous implementation DB.Containers method could return an error about invalid container ID string format. This could happen if some of top-level buckets had name w/o "_" substring. Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
102 lines
3 KiB
Go
102 lines
3 KiB
Go
package meta
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import (
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"strings"
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"github.com/nspcc-dev/neofs-api-go/pkg/container"
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"github.com/nspcc-dev/neofs-api-go/pkg/object"
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)
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/*
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We might increase performance by not using string representation of
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identities and addresses. String representation require base58 encoding that
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slows execution. Instead we can try to marshal these structures directly into
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bytes. Check it later.
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*/
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const invalidBase58String = "_"
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var (
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graveyardBucketName = []byte(invalidBase58String + "Graveyard")
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toMoveItBucketName = []byte(invalidBase58String + "ToMoveIt")
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zeroValue = []byte{0xFF}
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smallPostfix = invalidBase58String + "small"
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storageGroupPostfix = invalidBase58String + "SG"
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tombstonePostfix = invalidBase58String + "TS"
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ownerPostfix = invalidBase58String + "ownerid"
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payloadHashPostfix = invalidBase58String + "payloadhash"
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rootPostfix = invalidBase58String + "root"
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parentPostfix = invalidBase58String + "parent"
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splitPostfix = invalidBase58String + "splitid"
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userAttributePostfix = invalidBase58String + "attr_"
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splitInfoError *object.SplitInfoError // for errors.As comparisons
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)
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// primaryBucketName returns <CID>.
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func primaryBucketName(cid *container.ID) []byte {
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return []byte(cid.String())
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}
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// tombstoneBucketName returns <CID>_TS.
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func tombstoneBucketName(cid *container.ID) []byte {
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return []byte(cid.String() + tombstonePostfix)
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}
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// storageGroupBucketName returns <CID>_SG.
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func storageGroupBucketName(cid *container.ID) []byte {
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return []byte(cid.String() + storageGroupPostfix)
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}
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// smallBucketName returns <CID>_small.
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func smallBucketName(cid *container.ID) []byte {
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return []byte(cid.String() + smallPostfix) // consider caching output values
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}
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// attributeBucketName returns <CID>_attr_<attributeKey>.
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func attributeBucketName(cid *container.ID, attributeKey string) []byte {
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sb := strings.Builder{} // consider getting string builders from sync.Pool
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sb.WriteString(cid.String())
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sb.WriteString(userAttributePostfix)
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sb.WriteString(attributeKey)
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return []byte(sb.String())
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}
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// payloadHashBucketName returns <CID>_payloadhash.
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func payloadHashBucketName(cid *container.ID) []byte {
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return []byte(cid.String() + payloadHashPostfix)
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}
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// rootBucketName returns <CID>_root.
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func rootBucketName(cid *container.ID) []byte {
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return []byte(cid.String() + rootPostfix)
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}
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// ownerBucketName returns <CID>_ownerid.
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func ownerBucketName(cid *container.ID) []byte {
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return []byte(cid.String() + ownerPostfix)
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}
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// parentBucketName returns <CID>_parent.
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func parentBucketName(cid *container.ID) []byte {
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return []byte(cid.String() + parentPostfix)
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}
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// splitBucketName returns <CID>_splitid.
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func splitBucketName(cid *container.ID) []byte {
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return []byte(cid.String() + splitPostfix)
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}
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// addressKey returns key for K-V tables when key is a whole address.
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func addressKey(addr *object.Address) []byte {
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return []byte(addr.String())
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}
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// objectKey returns key for K-V tables when key is an object id.
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func objectKey(oid *object.ID) []byte {
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return []byte(oid.String())
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}
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