78636ee568
* eth, miner: remove duplicated code * eth/catalyst: remove unneeded code * miner: keep update pending state even the Merge is happened * eth, miner: rebase * miner: fix tests * eth, miner: address comments from marius * miner: use empty zero randomness for pending blocks after the merge * eth/catalyst: gofmt * miner: add warning log for state recovery * miner: ignore uncles for post-merge blocks Co-authored-by: Péter Szilágyi <peterke@gmail.com>
533 lines
15 KiB
Go
533 lines
15 KiB
Go
// Copyright 2021 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// This file contains a miner stress test for the eth1/2 transition
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package main
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import (
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"crypto/ecdsa"
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"errors"
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"io/ioutil"
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"math/big"
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"math/rand"
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"os"
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"path/filepath"
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"time"
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"github.com/ethereum/go-ethereum/accounts/keystore"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/fdlimit"
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"github.com/ethereum/go-ethereum/consensus/ethash"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/eth"
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"github.com/ethereum/go-ethereum/eth/catalyst"
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"github.com/ethereum/go-ethereum/eth/downloader"
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"github.com/ethereum/go-ethereum/eth/ethconfig"
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"github.com/ethereum/go-ethereum/les"
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"github.com/ethereum/go-ethereum/log"
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"github.com/ethereum/go-ethereum/miner"
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"github.com/ethereum/go-ethereum/node"
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"github.com/ethereum/go-ethereum/p2p"
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"github.com/ethereum/go-ethereum/p2p/enode"
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"github.com/ethereum/go-ethereum/params"
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)
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type nodetype int
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const (
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legacyMiningNode nodetype = iota
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legacyNormalNode
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eth2MiningNode
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eth2NormalNode
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eth2LightClient
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)
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func (typ nodetype) String() string {
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switch typ {
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case legacyMiningNode:
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return "legacyMiningNode"
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case legacyNormalNode:
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return "legacyNormalNode"
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case eth2MiningNode:
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return "eth2MiningNode"
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case eth2NormalNode:
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return "eth2NormalNode"
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case eth2LightClient:
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return "eth2LightClient"
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default:
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return "undefined"
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}
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}
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var (
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// transitionDifficulty is the target total difficulty for transition
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transitionDifficulty = new(big.Int).Mul(big.NewInt(20), params.MinimumDifficulty)
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// blockInterval is the time interval for creating a new eth2 block
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blockInterval = time.Second * 3
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blockIntervalInt = 3
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// finalizationDist is the block distance for finalizing block
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finalizationDist = 10
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)
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type ethNode struct {
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typ nodetype
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api *catalyst.ConsensusAPI
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ethBackend *eth.Ethereum
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lesBackend *les.LightEthereum
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stack *node.Node
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enode *enode.Node
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}
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func newNode(typ nodetype, genesis *core.Genesis, enodes []*enode.Node) *ethNode {
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var (
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err error
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api *catalyst.ConsensusAPI
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stack *node.Node
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ethBackend *eth.Ethereum
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lesBackend *les.LightEthereum
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)
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// Start the node and wait until it's up
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if typ == eth2LightClient {
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stack, lesBackend, api, err = makeLightNode(genesis)
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} else {
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stack, ethBackend, api, err = makeFullNode(genesis)
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}
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if err != nil {
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panic(err)
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}
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for stack.Server().NodeInfo().Ports.Listener == 0 {
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time.Sleep(250 * time.Millisecond)
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}
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// Connect the node to all the previous ones
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for _, n := range enodes {
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stack.Server().AddPeer(n)
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}
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enode := stack.Server().Self()
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// Inject the signer key and start sealing with it
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stack.AccountManager().AddBackend(keystore.NewPlaintextKeyStore("beacon-stress"))
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store := stack.AccountManager().Backends(keystore.KeyStoreType)[0].(*keystore.KeyStore)
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if _, err := store.NewAccount(""); err != nil {
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panic(err)
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}
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return ðNode{
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typ: typ,
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api: api,
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ethBackend: ethBackend,
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lesBackend: lesBackend,
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stack: stack,
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enode: enode,
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}
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}
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func (n *ethNode) assembleBlock(parentHash common.Hash, parentTimestamp uint64) (*catalyst.ExecutableDataV1, error) {
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if n.typ != eth2MiningNode {
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return nil, errors.New("invalid node type")
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}
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timestamp := uint64(time.Now().Unix())
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if timestamp <= parentTimestamp {
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timestamp = parentTimestamp + 1
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}
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payloadAttribute := catalyst.PayloadAttributesV1{
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Timestamp: timestamp,
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Random: common.Hash{},
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SuggestedFeeRecipient: common.HexToAddress("0xdeadbeef"),
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}
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fcState := catalyst.ForkchoiceStateV1{
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HeadBlockHash: parentHash,
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SafeBlockHash: common.Hash{},
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FinalizedBlockHash: common.Hash{},
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}
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payload, err := n.api.ForkchoiceUpdatedV1(fcState, &payloadAttribute)
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if err != nil {
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return nil, err
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}
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return n.api.GetPayloadV1(*payload.PayloadID)
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}
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func (n *ethNode) insertBlock(eb catalyst.ExecutableDataV1) error {
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if !eth2types(n.typ) {
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return errors.New("invalid node type")
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}
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newResp, err := n.api.ExecutePayloadV1(eb)
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if err != nil {
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return err
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} else if newResp.Status != "VALID" {
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return errors.New("failed to insert block")
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}
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return nil
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}
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func (n *ethNode) insertBlockAndSetHead(parent *types.Header, ed catalyst.ExecutableDataV1) error {
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if !eth2types(n.typ) {
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return errors.New("invalid node type")
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}
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if err := n.insertBlock(ed); err != nil {
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return err
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}
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block, err := catalyst.ExecutableDataToBlock(ed)
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if err != nil {
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return err
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}
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fcState := catalyst.ForkchoiceStateV1{
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HeadBlockHash: block.ParentHash(),
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SafeBlockHash: common.Hash{},
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FinalizedBlockHash: common.Hash{},
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}
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if _, err := n.api.ForkchoiceUpdatedV1(fcState, nil); err != nil {
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return err
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}
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return nil
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}
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type nodeManager struct {
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genesis *core.Genesis
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genesisBlock *types.Block
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nodes []*ethNode
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enodes []*enode.Node
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close chan struct{}
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}
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func newNodeManager(genesis *core.Genesis) *nodeManager {
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return &nodeManager{
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close: make(chan struct{}),
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genesis: genesis,
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genesisBlock: genesis.ToBlock(nil),
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}
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}
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func (mgr *nodeManager) createNode(typ nodetype) {
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node := newNode(typ, mgr.genesis, mgr.enodes)
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mgr.nodes = append(mgr.nodes, node)
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mgr.enodes = append(mgr.enodes, node.enode)
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}
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func (mgr *nodeManager) getNodes(typ nodetype) []*ethNode {
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var ret []*ethNode
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for _, node := range mgr.nodes {
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if node.typ == typ {
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ret = append(ret, node)
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}
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}
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return ret
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}
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func (mgr *nodeManager) startMining() {
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for _, node := range append(mgr.getNodes(eth2MiningNode), mgr.getNodes(legacyMiningNode)...) {
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if err := node.ethBackend.StartMining(1); err != nil {
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panic(err)
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}
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}
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}
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func (mgr *nodeManager) shutdown() {
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close(mgr.close)
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for _, node := range mgr.nodes {
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node.stack.Close()
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}
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}
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func (mgr *nodeManager) run() {
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if len(mgr.nodes) == 0 {
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return
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}
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chain := mgr.nodes[0].ethBackend.BlockChain()
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sink := make(chan core.ChainHeadEvent, 1024)
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sub := chain.SubscribeChainHeadEvent(sink)
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defer sub.Unsubscribe()
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var (
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transitioned bool
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parentBlock *types.Block
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waitFinalise []*types.Block
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)
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timer := time.NewTimer(0)
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defer timer.Stop()
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<-timer.C // discard the initial tick
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// Handle the by default transition.
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if transitionDifficulty.Sign() == 0 {
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transitioned = true
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parentBlock = mgr.genesisBlock
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timer.Reset(blockInterval)
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log.Info("Enable the transition by default")
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}
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// Handle the block finalization.
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checkFinalise := func() {
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if parentBlock == nil {
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return
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}
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if len(waitFinalise) == 0 {
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return
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}
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oldest := waitFinalise[0]
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if oldest.NumberU64() > parentBlock.NumberU64() {
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return
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}
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distance := parentBlock.NumberU64() - oldest.NumberU64()
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if int(distance) < finalizationDist {
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return
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}
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nodes := mgr.getNodes(eth2MiningNode)
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nodes = append(nodes, mgr.getNodes(eth2NormalNode)...)
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nodes = append(nodes, mgr.getNodes(eth2LightClient)...)
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for _, node := range append(nodes) {
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fcState := catalyst.ForkchoiceStateV1{
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HeadBlockHash: oldest.Hash(),
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SafeBlockHash: common.Hash{},
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FinalizedBlockHash: oldest.Hash(),
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}
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// TODO(rjl493456442) finalization doesn't work properly, FIX IT
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_ = fcState
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_ = node
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//node.api.ForkchoiceUpdatedV1(fcState, nil)
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}
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log.Info("Finalised eth2 block", "number", oldest.NumberU64(), "hash", oldest.Hash())
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waitFinalise = waitFinalise[1:]
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}
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for {
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checkFinalise()
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select {
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case <-mgr.close:
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return
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case ev := <-sink:
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if transitioned {
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continue
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}
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td := chain.GetTd(ev.Block.Hash(), ev.Block.NumberU64())
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if td.Cmp(transitionDifficulty) < 0 {
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continue
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}
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transitioned, parentBlock = true, ev.Block
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timer.Reset(blockInterval)
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log.Info("Transition difficulty reached", "td", td, "target", transitionDifficulty, "number", ev.Block.NumberU64(), "hash", ev.Block.Hash())
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case <-timer.C:
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producers := mgr.getNodes(eth2MiningNode)
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if len(producers) == 0 {
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continue
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}
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hash, timestamp := parentBlock.Hash(), parentBlock.Time()
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if parentBlock.NumberU64() == 0 {
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timestamp = uint64(time.Now().Unix()) - uint64(blockIntervalInt)
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}
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ed, err := producers[0].assembleBlock(hash, timestamp)
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if err != nil {
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log.Error("Failed to assemble the block", "err", err)
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continue
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}
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block, _ := catalyst.ExecutableDataToBlock(*ed)
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nodes := mgr.getNodes(eth2MiningNode)
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nodes = append(nodes, mgr.getNodes(eth2NormalNode)...)
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for _, node := range nodes {
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if err := node.insertBlockAndSetHead(parentBlock.Header(), *ed); err != nil {
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log.Error("Failed to insert block", "type", node.typ, "err", err)
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}
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}
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for _, node := range mgr.getNodes(eth2LightClient) {
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if err := node.insertBlock(*ed); err != nil {
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log.Error("Failed to insert block", "type", node.typ, "err", err)
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}
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}
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log.Info("Create and insert eth2 block", "number", ed.Number)
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parentBlock = block
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waitFinalise = append(waitFinalise, block)
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timer.Reset(blockInterval)
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}
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}
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}
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func main() {
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log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
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fdlimit.Raise(2048)
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// Generate a batch of accounts to seal and fund with
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faucets := make([]*ecdsa.PrivateKey, 16)
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for i := 0; i < len(faucets); i++ {
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faucets[i], _ = crypto.GenerateKey()
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}
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// Pre-generate the ethash mining DAG so we don't race
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ethash.MakeDataset(1, filepath.Join(os.Getenv("HOME"), ".ethash"))
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// Create an Ethash network based off of the Ropsten config
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genesis := makeGenesis(faucets)
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manager := newNodeManager(genesis)
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defer manager.shutdown()
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manager.createNode(eth2NormalNode)
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manager.createNode(eth2MiningNode)
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manager.createNode(legacyMiningNode)
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manager.createNode(legacyNormalNode)
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manager.createNode(eth2LightClient)
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// Iterate over all the nodes and start mining
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time.Sleep(3 * time.Second)
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if transitionDifficulty.Sign() != 0 {
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manager.startMining()
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}
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go manager.run()
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// Start injecting transactions from the faucets like crazy
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time.Sleep(3 * time.Second)
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nonces := make([]uint64, len(faucets))
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for {
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// Pick a random mining node
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nodes := manager.getNodes(eth2MiningNode)
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index := rand.Intn(len(faucets))
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node := nodes[index%len(nodes)]
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// Create a self transaction and inject into the pool
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tx, err := types.SignTx(types.NewTransaction(nonces[index], crypto.PubkeyToAddress(faucets[index].PublicKey), new(big.Int), 21000, big.NewInt(100000000000+rand.Int63n(65536)), nil), types.HomesteadSigner{}, faucets[index])
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if err != nil {
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panic(err)
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}
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if err := node.ethBackend.TxPool().AddLocal(tx); err != nil {
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panic(err)
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}
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nonces[index]++
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// Wait if we're too saturated
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if pend, _ := node.ethBackend.TxPool().Stats(); pend > 2048 {
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time.Sleep(100 * time.Millisecond)
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}
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}
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}
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// makeGenesis creates a custom Ethash genesis block based on some pre-defined
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// faucet accounts.
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func makeGenesis(faucets []*ecdsa.PrivateKey) *core.Genesis {
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genesis := core.DefaultRopstenGenesisBlock()
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genesis.Difficulty = params.MinimumDifficulty
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genesis.GasLimit = 25000000
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genesis.BaseFee = big.NewInt(params.InitialBaseFee)
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genesis.Config = params.AllEthashProtocolChanges
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genesis.Config.TerminalTotalDifficulty = transitionDifficulty
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genesis.Alloc = core.GenesisAlloc{}
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for _, faucet := range faucets {
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genesis.Alloc[crypto.PubkeyToAddress(faucet.PublicKey)] = core.GenesisAccount{
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Balance: new(big.Int).Exp(big.NewInt(2), big.NewInt(128), nil),
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}
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}
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return genesis
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}
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func makeFullNode(genesis *core.Genesis) (*node.Node, *eth.Ethereum, *catalyst.ConsensusAPI, error) {
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// Define the basic configurations for the Ethereum node
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datadir, _ := ioutil.TempDir("", "")
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config := &node.Config{
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Name: "geth",
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Version: params.Version,
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DataDir: datadir,
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P2P: p2p.Config{
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ListenAddr: "0.0.0.0:0",
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NoDiscovery: true,
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MaxPeers: 25,
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},
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UseLightweightKDF: true,
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}
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// Create the node and configure a full Ethereum node on it
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stack, err := node.New(config)
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if err != nil {
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return nil, nil, nil, err
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}
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econfig := ðconfig.Config{
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Genesis: genesis,
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NetworkId: genesis.Config.ChainID.Uint64(),
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SyncMode: downloader.FullSync,
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DatabaseCache: 256,
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DatabaseHandles: 256,
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TxPool: core.DefaultTxPoolConfig,
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GPO: ethconfig.Defaults.GPO,
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Ethash: ethconfig.Defaults.Ethash,
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Miner: miner.Config{
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GasFloor: genesis.GasLimit * 9 / 10,
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GasCeil: genesis.GasLimit * 11 / 10,
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GasPrice: big.NewInt(1),
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Recommit: 10 * time.Second, // Disable the recommit
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},
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LightServ: 100,
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LightPeers: 10,
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LightNoSyncServe: true,
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}
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ethBackend, err := eth.New(stack, econfig)
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if err != nil {
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return nil, nil, nil, err
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}
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_, err = les.NewLesServer(stack, ethBackend, econfig)
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if err != nil {
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log.Crit("Failed to create the LES server", "err", err)
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}
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err = stack.Start()
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return stack, ethBackend, catalyst.NewConsensusAPI(ethBackend, nil), err
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}
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func makeLightNode(genesis *core.Genesis) (*node.Node, *les.LightEthereum, *catalyst.ConsensusAPI, error) {
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// Define the basic configurations for the Ethereum node
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datadir, _ := ioutil.TempDir("", "")
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config := &node.Config{
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Name: "geth",
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Version: params.Version,
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DataDir: datadir,
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P2P: p2p.Config{
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ListenAddr: "0.0.0.0:0",
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NoDiscovery: true,
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MaxPeers: 25,
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},
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UseLightweightKDF: true,
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}
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// Create the node and configure a full Ethereum node on it
|
|
stack, err := node.New(config)
|
|
if err != nil {
|
|
return nil, nil, nil, err
|
|
}
|
|
lesBackend, err := les.New(stack, ðconfig.Config{
|
|
Genesis: genesis,
|
|
NetworkId: genesis.Config.ChainID.Uint64(),
|
|
SyncMode: downloader.LightSync,
|
|
DatabaseCache: 256,
|
|
DatabaseHandles: 256,
|
|
TxPool: core.DefaultTxPoolConfig,
|
|
GPO: ethconfig.Defaults.GPO,
|
|
Ethash: ethconfig.Defaults.Ethash,
|
|
LightPeers: 10,
|
|
})
|
|
if err != nil {
|
|
return nil, nil, nil, err
|
|
}
|
|
err = stack.Start()
|
|
return stack, lesBackend, catalyst.NewConsensusAPI(nil, lesBackend), err
|
|
}
|
|
|
|
func eth2types(typ nodetype) bool {
|
|
if typ == eth2LightClient || typ == eth2NormalNode || typ == eth2MiningNode {
|
|
return true
|
|
}
|
|
return false
|
|
}
|