forked from TrueCloudLab/frostfs-node
42 lines
975 B
Go
42 lines
975 B
Go
package blobovnicza
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import (
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"context"
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"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
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oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
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"go.etcd.io/bbolt"
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"go.opentelemetry.io/otel/attribute"
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"go.opentelemetry.io/otel/trace"
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)
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// Exists check if object with the specified address is stored in b.
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func (b *Blobovnicza) Exists(ctx context.Context, addr oid.Address) (bool, error) {
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var (
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exists = false
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)
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_, span := tracing.StartSpanFromContext(ctx, "Blobovnicza.Exists",
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trace.WithAttributes(
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attribute.String("path", b.path),
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attribute.String("address", addr.EncodeToString()),
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))
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defer span.End()
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addrKey := addressKey(addr)
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err := b.boltDB.View(func(tx *bbolt.Tx) error {
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return tx.ForEach(func(_ []byte, buck *bbolt.Bucket) error {
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exists = buck.Get(addrKey) != nil
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if exists {
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return errInterruptForEach
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}
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return nil
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})
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})
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if err == errInterruptForEach {
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err = nil
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}
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return exists, err
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}
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