prysm-pulse/beacon-chain/db/schema.go
2018-10-17 01:11:24 -05:00

34 lines
1.0 KiB
Go

package db
import (
"encoding/binary"
)
// The Schema will define how to store and retrieve data from the db.
// Currently we store blocks by prefixing `block` to their hash and
// using that as the key to store blocks.
// `block` + hash -> block
//
// We store the crystallized state using the crystallized state lookup key, and
// also the genesis block using the genesis lookup key.
// The canonical head is stored using the canonical head lookup key.
// The fields below define the suffix of keys in the db.
var (
attestationBucket = []byte("attestation-bucket")
blockBucket = []byte("block-bucket")
mainChainBucket = []byte("main-chain-bucket")
chainInfoBucket = []byte("chain-info")
mainChainHeightKey = []byte("chain-height")
aStateLookupKey = []byte("active-state")
cStateLookupKey = []byte("crystallized-state")
)
// encodeSlotNumber encodes a slot number as big endian uint64.
func encodeSlotNumber(number uint64) []byte {
enc := make([]byte, 8)
binary.BigEndian.PutUint64(enc, number)
return enc
}