25 lines
821 B
Go
25 lines
821 B
Go
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package beaconclient
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import (
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blockstore "github.com/ipfs/go-ipfs-blockstore"
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dshelp "github.com/ipfs/go-ipfs-ds-help"
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"github.com/multiformats/go-multihash"
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log "github.com/sirupsen/logrus"
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"github.com/vulcanize/ipld-ethcl-indexer/pkg/loghelper"
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)
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const SSZ_SHA2_256_PREFIX uint64 = 0xb501
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// MultihashKeyFromSSZRoot converts a SSZ-SHA2-256 root hash into a blockstore prefixed multihash key
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func MultihashKeyFromSSZRoot(root []byte) (string, error) {
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mh, err := multihash.Encode(root, SSZ_SHA2_256_PREFIX)
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if err != nil {
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loghelper.LogError(err).Error("Unable to create a multihash Key")
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return "", err
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}
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dbKey := dshelp.MultihashToDsKey(mh)
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mhKey := blockstore.BlockPrefix.String() + dbKey.String()
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log.WithFields(log.Fields{"mhKey": mhKey, "len": len(root)}).Debug("The MHKEY")
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return mhKey, nil
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}
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