ipld-eth-server/pkg/datastore/ethereum/level/database.go
Rob Mulholand 5a5e08bd13 Get head block number
- Allows us to refuse to sync past current head
- Creates the opportunity to add a flag for syncing all blocks
2018-05-04 11:03:50 -05:00

41 lines
933 B
Go

package level
import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
)
type LevelDatabase struct {
reader Reader
}
func NewLevelDatabase(ldbReader Reader) *LevelDatabase {
return &LevelDatabase{
reader: ldbReader,
}
}
func (l LevelDatabase) GetBlock(blockHash []byte, blockNumber int64) *types.Block {
n := uint64(blockNumber)
h := common.BytesToHash(blockHash)
return l.reader.GetBlock(h, n)
}
func (l LevelDatabase) GetBlockHash(blockNumber int64) []byte {
n := uint64(blockNumber)
h := l.reader.GetCanonicalHash(n)
return h.Bytes()
}
func (l LevelDatabase) GetBlockReceipts(blockHash []byte, blockNumber int64) types.Receipts {
n := uint64(blockNumber)
h := common.BytesToHash(blockHash)
return l.reader.GetBlockReceipts(h, n)
}
func (l LevelDatabase) GetHeadBlockNumber() int64 {
h := l.reader.GetHeadBlockHash()
n := l.reader.GetBlockNumber(h)
return int64(n)
}