You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
380 lines
12 KiB
380 lines
12 KiB
package hmy
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"math/big"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/core/bloombits"
|
|
"github.com/ethereum/go-ethereum/event"
|
|
"github.com/ethereum/go-ethereum/rpc"
|
|
"github.com/harmony-one/harmony/block"
|
|
"github.com/harmony-one/harmony/core"
|
|
"github.com/harmony-one/harmony/core/rawdb"
|
|
"github.com/harmony-one/harmony/core/state"
|
|
"github.com/harmony-one/harmony/core/types"
|
|
"github.com/harmony-one/harmony/crypto/bls"
|
|
internal_bls "github.com/harmony-one/harmony/crypto/bls"
|
|
internal_common "github.com/harmony-one/harmony/internal/common"
|
|
"github.com/harmony-one/harmony/internal/params"
|
|
"github.com/harmony-one/harmony/internal/utils"
|
|
"github.com/harmony-one/harmony/shard"
|
|
"github.com/harmony-one/harmony/staking/availability"
|
|
stakingReward "github.com/harmony-one/harmony/staking/reward"
|
|
"github.com/pkg/errors"
|
|
)
|
|
|
|
// ChainConfig ...
|
|
func (hmy *Harmony) ChainConfig() *params.ChainConfig {
|
|
return hmy.BlockChain.Config()
|
|
}
|
|
|
|
// GetShardState ...
|
|
func (hmy *Harmony) GetShardState() (*shard.State, error) {
|
|
return hmy.BlockChain.ReadShardState(hmy.BlockChain.CurrentHeader().Epoch())
|
|
}
|
|
|
|
// GetBlockSigners ..
|
|
func (hmy *Harmony) GetBlockSigners(
|
|
ctx context.Context, blockNum rpc.BlockNumber,
|
|
) (shard.SlotList, *internal_bls.Mask, error) {
|
|
blk, err := hmy.BlockByNumber(ctx, blockNum)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
blockWithSigners, err := hmy.BlockByNumber(ctx, blockNum+1)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
if blockWithSigners == nil {
|
|
return nil, nil, fmt.Errorf("block number %v not found", blockNum+1)
|
|
}
|
|
committee, err := hmy.GetValidators(blk.Epoch())
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
pubKeys := make([]internal_bls.PublicKeyWrapper, len(committee.Slots))
|
|
for i, validator := range committee.Slots {
|
|
key, err := bls.BytesToBLSPublicKey(validator.BLSPublicKey[:])
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
pubKeys[i] = internal_bls.PublicKeyWrapper{
|
|
Bytes: validator.BLSPublicKey,
|
|
Object: key,
|
|
}
|
|
}
|
|
mask, err := internal_bls.NewMask(pubKeys, nil)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
err = mask.SetMask(blockWithSigners.Header().LastCommitBitmap())
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
return committee.Slots, mask, nil
|
|
}
|
|
|
|
// DetailedBlockSignerInfo contains all of the block singing information
|
|
type DetailedBlockSignerInfo struct {
|
|
// Signers are all the signers for the block
|
|
Signers shard.SlotList
|
|
// Committee when the block was signed.
|
|
Committee shard.SlotList
|
|
BlockHash common.Hash
|
|
}
|
|
|
|
// GetDetailedBlockSignerInfo fetches the block signer information for any non-genesis block
|
|
func (hmy *Harmony) GetDetailedBlockSignerInfo(
|
|
ctx context.Context, blk *types.Block,
|
|
) (*DetailedBlockSignerInfo, error) {
|
|
parentBlk, err := hmy.BlockByNumber(ctx, rpc.BlockNumber(blk.NumberU64()-1))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
parentShardState, err := hmy.BlockChain.ReadShardState(parentBlk.Epoch())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
committee, signers, _, err := availability.BallotResult(
|
|
parentBlk.Header(), blk.Header(), parentShardState, blk.ShardID(),
|
|
)
|
|
return &DetailedBlockSignerInfo{
|
|
Signers: signers,
|
|
Committee: committee,
|
|
BlockHash: blk.Hash(),
|
|
}, nil
|
|
}
|
|
|
|
// PreStakingBlockRewards are the rewards for a block in the pre-staking era (epoch < staking epoch).
|
|
type PreStakingBlockRewards map[common.Address]*big.Int
|
|
|
|
// GetPreStakingBlockRewards for the given block number.
|
|
// Calculated rewards are done exactly like chain.AccumulateRewardsAndCountSigs.
|
|
func (hmy *Harmony) GetPreStakingBlockRewards(
|
|
ctx context.Context, blk *types.Block,
|
|
) (PreStakingBlockRewards, error) {
|
|
if hmy.IsStakingEpoch(blk.Epoch()) {
|
|
return nil, fmt.Errorf("block %v is in staking era", blk.Number())
|
|
}
|
|
|
|
if cachedReward, ok := hmy.preStakingBlockRewardsCache.Get(blk.Hash()); ok {
|
|
return cachedReward.(PreStakingBlockRewards), nil
|
|
}
|
|
rewards := PreStakingBlockRewards{}
|
|
|
|
sigInfo, err := hmy.GetDetailedBlockSignerInfo(ctx, blk)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
last := big.NewInt(0)
|
|
count := big.NewInt(int64(len(sigInfo.Signers)))
|
|
for i, slot := range sigInfo.Signers {
|
|
rewardsForThisAddr, ok := rewards[slot.EcdsaAddress]
|
|
if !ok {
|
|
rewardsForThisAddr = big.NewInt(0)
|
|
}
|
|
cur := big.NewInt(0)
|
|
cur.Mul(stakingReward.PreStakedBlocks, big.NewInt(int64(i+1))).Div(cur, count)
|
|
reward := big.NewInt(0).Sub(cur, last)
|
|
rewards[slot.EcdsaAddress] = new(big.Int).Add(reward, rewardsForThisAddr)
|
|
last = cur
|
|
}
|
|
|
|
// Report tx fees of the coinbase (== leader)
|
|
receipts, err := hmy.GetReceipts(ctx, blk.Hash())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
txFees := big.NewInt(0)
|
|
for _, tx := range blk.Transactions() {
|
|
txnHash := tx.HashByType()
|
|
dbTx, _, _, receiptIndex := rawdb.ReadTransaction(hmy.ChainDb(), txnHash)
|
|
if dbTx == nil {
|
|
return nil, fmt.Errorf("could not find receipt for tx: %v", txnHash.String())
|
|
}
|
|
if len(receipts) <= int(receiptIndex) {
|
|
return nil, fmt.Errorf("invalid receipt indext %v (>= num receipts: %v) for tx: %v",
|
|
receiptIndex, len(receipts), txnHash.String())
|
|
}
|
|
txFee := new(big.Int).Mul(tx.GasPrice(), big.NewInt(int64(receipts[receiptIndex].GasUsed)))
|
|
txFees = new(big.Int).Add(txFee, txFees)
|
|
}
|
|
for _, stx := range blk.StakingTransactions() {
|
|
dbsTx, _, _, receiptIndex := rawdb.ReadStakingTransaction(hmy.ChainDb(), stx.Hash())
|
|
if dbsTx == nil {
|
|
return nil, fmt.Errorf("could not find receipt for tx: %v", stx.Hash().String())
|
|
}
|
|
if len(receipts) <= int(receiptIndex) {
|
|
return nil, fmt.Errorf("invalid receipt indext %v (>= num receipts: %v) for tx: %v",
|
|
receiptIndex, len(receipts), stx.Hash().String())
|
|
}
|
|
txFee := new(big.Int).Mul(stx.GasPrice(), big.NewInt(int64(receipts[receiptIndex].GasUsed)))
|
|
txFees = new(big.Int).Add(txFee, txFees)
|
|
}
|
|
if amt, ok := rewards[blk.Header().Coinbase()]; ok {
|
|
rewards[blk.Header().Coinbase()] = new(big.Int).Add(amt, txFees)
|
|
} else {
|
|
rewards[blk.Header().Coinbase()] = txFees
|
|
}
|
|
|
|
hmy.preStakingBlockRewardsCache.Add(blk.Hash(), rewards)
|
|
return rewards, nil
|
|
}
|
|
|
|
// GetLatestChainHeaders ..
|
|
func (hmy *Harmony) GetLatestChainHeaders() *block.HeaderPair {
|
|
return &block.HeaderPair{
|
|
BeaconHeader: hmy.BeaconChain.CurrentHeader(),
|
|
ShardHeader: hmy.BlockChain.CurrentHeader(),
|
|
}
|
|
}
|
|
|
|
// GetLastCrossLinks ..
|
|
func (hmy *Harmony) GetLastCrossLinks() ([]*types.CrossLink, error) {
|
|
crossLinks := []*types.CrossLink{}
|
|
for i := uint32(1); i < shard.Schedule.InstanceForEpoch(hmy.CurrentBlock().Epoch()).NumShards(); i++ {
|
|
link, err := hmy.BlockChain.ReadShardLastCrossLink(i)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
crossLinks = append(crossLinks, link)
|
|
}
|
|
|
|
return crossLinks, nil
|
|
}
|
|
|
|
// CurrentBlock ...
|
|
func (hmy *Harmony) CurrentBlock() *types.Block {
|
|
return types.NewBlockWithHeader(hmy.BlockChain.CurrentHeader())
|
|
}
|
|
|
|
// GetBlock ...
|
|
func (hmy *Harmony) GetBlock(ctx context.Context, hash common.Hash) (*types.Block, error) {
|
|
return hmy.BlockChain.GetBlockByHash(hash), nil
|
|
}
|
|
|
|
// GetCurrentBadBlocks ..
|
|
func (hmy *Harmony) GetCurrentBadBlocks() []core.BadBlock {
|
|
return hmy.BlockChain.BadBlocks()
|
|
}
|
|
|
|
// GetBalance returns balance of an given address.
|
|
func (hmy *Harmony) GetBalance(ctx context.Context, address common.Address, blockNum rpc.BlockNumber) (*big.Int, error) {
|
|
s, _, err := hmy.StateAndHeaderByNumber(ctx, blockNum)
|
|
if s == nil || err != nil {
|
|
return nil, err
|
|
}
|
|
return s.GetBalance(address), s.Error()
|
|
}
|
|
|
|
// BlockByNumber ...
|
|
func (hmy *Harmony) BlockByNumber(ctx context.Context, blockNum rpc.BlockNumber) (*types.Block, error) {
|
|
// Pending block is only known by the miner
|
|
if blockNum == rpc.PendingBlockNumber {
|
|
return nil, errors.New("not implemented")
|
|
}
|
|
// Otherwise resolve and return the block
|
|
if blockNum == rpc.LatestBlockNumber {
|
|
return hmy.BlockChain.CurrentBlock(), nil
|
|
}
|
|
return hmy.BlockChain.GetBlockByNumber(uint64(blockNum)), nil
|
|
}
|
|
|
|
// HeaderByNumber ...
|
|
func (hmy *Harmony) HeaderByNumber(ctx context.Context, blockNum rpc.BlockNumber) (*block.Header, error) {
|
|
// Pending block is only known by the miner
|
|
if blockNum == rpc.PendingBlockNumber {
|
|
return nil, errors.New("not implemented")
|
|
}
|
|
// Otherwise resolve and return the block
|
|
if blockNum == rpc.LatestBlockNumber {
|
|
return hmy.BlockChain.CurrentBlock().Header(), nil
|
|
}
|
|
return hmy.BlockChain.GetHeaderByNumber(uint64(blockNum)), nil
|
|
}
|
|
|
|
// HeaderByHash ...
|
|
func (hmy *Harmony) HeaderByHash(ctx context.Context, blockHash common.Hash) (*block.Header, error) {
|
|
header := hmy.BlockChain.GetHeaderByHash(blockHash)
|
|
if header == nil {
|
|
return nil, errors.New("Header is not found")
|
|
}
|
|
return header, nil
|
|
}
|
|
|
|
// StateAndHeaderByNumber ...
|
|
func (hmy *Harmony) StateAndHeaderByNumber(ctx context.Context, blockNum rpc.BlockNumber) (*state.DB, *block.Header, error) {
|
|
// Pending state is only known by the miner
|
|
if blockNum == rpc.PendingBlockNumber {
|
|
return nil, nil, errors.New("not implemented")
|
|
}
|
|
// Otherwise resolve the block number and return its state
|
|
header, err := hmy.HeaderByNumber(ctx, blockNum)
|
|
if header == nil || err != nil {
|
|
return nil, nil, err
|
|
}
|
|
stateDb, err := hmy.BlockChain.StateAt(header.Root())
|
|
return stateDb, header, err
|
|
}
|
|
|
|
// GetLeaderAddress returns the one address of the leader, given the coinbaseAddr.
|
|
// Note that the coinbaseAddr is overloaded with the BLS pub key hash in staking era.
|
|
func (hmy *Harmony) GetLeaderAddress(coinbaseAddr common.Address, epoch *big.Int) string {
|
|
if hmy.IsStakingEpoch(epoch) {
|
|
if leader, exists := hmy.leaderCache.Get(coinbaseAddr); exists {
|
|
bech32, _ := internal_common.AddressToBech32(leader.(common.Address))
|
|
return bech32
|
|
}
|
|
committee, err := hmy.GetValidators(epoch)
|
|
if err != nil {
|
|
return ""
|
|
}
|
|
for _, val := range committee.Slots {
|
|
addr := utils.GetAddressFromBLSPubKeyBytes(val.BLSPublicKey[:])
|
|
hmy.leaderCache.Add(addr, val.EcdsaAddress)
|
|
if addr == coinbaseAddr {
|
|
bech32, _ := internal_common.AddressToBech32(val.EcdsaAddress)
|
|
return bech32
|
|
}
|
|
}
|
|
return "" // Did not find matching address
|
|
}
|
|
bech32, _ := internal_common.AddressToBech32(coinbaseAddr)
|
|
return bech32
|
|
}
|
|
|
|
// Filter related APIs
|
|
|
|
// GetLogs ...
|
|
func (hmy *Harmony) GetLogs(ctx context.Context, blockHash common.Hash, isEth bool) ([][]*types.Log, error) {
|
|
receipts := hmy.BlockChain.GetReceiptsByHash(blockHash)
|
|
if receipts == nil {
|
|
return nil, errors.New("Missing receipts")
|
|
}
|
|
if isEth {
|
|
block := hmy.BlockChain.GetBlockByHash(blockHash)
|
|
if block == nil {
|
|
return nil, errors.New("Missing block data")
|
|
}
|
|
txns := block.Transactions()
|
|
for i, _ := range receipts {
|
|
if i < len(txns) {
|
|
ethHash := txns[i].ConvertToEth().Hash()
|
|
receipts[i].TxHash = ethHash
|
|
for j, _ := range receipts[i].Logs {
|
|
// Override log txHash with receipt's
|
|
receipts[i].Logs[j].TxHash = ethHash
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
logs := make([][]*types.Log, len(receipts))
|
|
for i, receipt := range receipts {
|
|
logs[i] = receipt.Logs
|
|
}
|
|
return logs, nil
|
|
}
|
|
|
|
// ServiceFilter ...
|
|
func (hmy *Harmony) ServiceFilter(ctx context.Context, session *bloombits.MatcherSession) {
|
|
// TODO(dm): implement
|
|
}
|
|
|
|
// SubscribeNewTxsEvent subscribes new tx event.
|
|
// TODO: this is not implemented or verified yet for harmony.
|
|
func (hmy *Harmony) SubscribeNewTxsEvent(ch chan<- core.NewTxsEvent) event.Subscription {
|
|
return hmy.TxPool.SubscribeNewTxsEvent(ch)
|
|
}
|
|
|
|
// SubscribeChainEvent subscribes chain event.
|
|
// TODO: this is not implemented or verified yet for harmony.
|
|
func (hmy *Harmony) SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription {
|
|
return hmy.BlockChain.SubscribeChainEvent(ch)
|
|
}
|
|
|
|
// SubscribeChainHeadEvent subcribes chain head event.
|
|
// TODO: this is not implemented or verified yet for harmony.
|
|
func (hmy *Harmony) SubscribeChainHeadEvent(ch chan<- core.ChainHeadEvent) event.Subscription {
|
|
return hmy.BlockChain.SubscribeChainHeadEvent(ch)
|
|
}
|
|
|
|
// SubscribeChainSideEvent subcribes chain side event.
|
|
// TODO: this is not implemented or verified yet for harmony.
|
|
func (hmy *Harmony) SubscribeChainSideEvent(ch chan<- core.ChainSideEvent) event.Subscription {
|
|
return hmy.BlockChain.SubscribeChainSideEvent(ch)
|
|
}
|
|
|
|
// SubscribeRemovedLogsEvent subcribes removed logs event.
|
|
// TODO: this is not implemented or verified yet for harmony.
|
|
func (hmy *Harmony) SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription {
|
|
return hmy.BlockChain.SubscribeRemovedLogsEvent(ch)
|
|
}
|
|
|
|
// SubscribeLogsEvent subcribes log event.
|
|
// TODO: this is not implemented or verified yet for harmony.
|
|
func (hmy *Harmony) SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription {
|
|
return hmy.BlockChain.SubscribeLogsEvent(ch)
|
|
}
|
|
|