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consensus, miner: stale block mining support (#17506)

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* consensus, miner: stale block supporting

* consensus, miner: refactor seal signature

* cmd, consensus, eth: add miner noverify flag

* cmd, consensus, miner: polish
This commit is contained in:
gary rong
2018-08-28 21:59:05 +08:00
committed by Péter Szilágyi
parent 63352bf424
commit c1c003e4ff
16 changed files with 317 additions and 183 deletions
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40
consensus/ethash/ethash_test.go
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@ -34,17 +34,23 @@ import (
func TestTestMode(t *testing.T) {
header := &types.Header{Number: big.NewInt(1), Difficulty: big.NewInt(100)}
ethash := NewTester(nil)
ethash := NewTester(nil, false)
defer ethash.Close()
block, err := ethash.Seal(nil, types.NewBlockWithHeader(header), nil)
results := make(chan *types.Block)
err := ethash.Seal(nil, types.NewBlockWithHeader(header), results, nil)
if err != nil {
t.Fatalf("failed to seal block: %v", err)
}
header.Nonce = types.EncodeNonce(block.Nonce())
header.MixDigest = block.MixDigest()
if err := ethash.VerifySeal(nil, header); err != nil {
t.Fatalf("unexpected verification error: %v", err)
select {
case block := <-results:
header.Nonce = types.EncodeNonce(block.Nonce())
header.MixDigest = block.MixDigest()
if err := ethash.VerifySeal(nil, header); err != nil {
t.Fatalf("unexpected verification error: %v", err)
}
case <-time.NewTimer(time.Second).C:
t.Error("sealing result timeout")
}
}
@ -56,7 +62,7 @@ func TestCacheFileEvict(t *testing.T) {
t.Fatal(err)
}
defer os.RemoveAll(tmpdir)
e := New(Config{CachesInMem: 3, CachesOnDisk: 10, CacheDir: tmpdir, PowMode: ModeTest}, nil)
e := New(Config{CachesInMem: 3, CachesOnDisk: 10, CacheDir: tmpdir, PowMode: ModeTest}, nil, false)
defer e.Close()
workers := 8
@ -85,7 +91,7 @@ func verifyTest(wg *sync.WaitGroup, e *Ethash, workerIndex, epochs int) {
}
func TestRemoteSealer(t *testing.T) {
ethash := NewTester(nil)
ethash := NewTester(nil, false)
defer ethash.Close()
api := &API{ethash}
@ -97,7 +103,8 @@ func TestRemoteSealer(t *testing.T) {
sealhash := ethash.SealHash(header)
// Push new work.
ethash.Seal(nil, block, nil)
results := make(chan *types.Block)
ethash.Seal(nil, block, results, nil)
var (
work [3]string
@ -114,20 +121,11 @@ func TestRemoteSealer(t *testing.T) {
header = &types.Header{Number: big.NewInt(1), Difficulty: big.NewInt(1000)}
block = types.NewBlockWithHeader(header)
sealhash = ethash.SealHash(header)
ethash.Seal(nil, block, nil)
ethash.Seal(nil, block, results, nil)
if work, err = api.GetWork(); err != nil || work[0] != sealhash.Hex() {
t.Error("expect to return the latest pushed work")
}
// Push block with higher block number.
newHead := &types.Header{Number: big.NewInt(2), Difficulty: big.NewInt(100)}
newBlock := types.NewBlockWithHeader(newHead)
newSealhash := ethash.SealHash(newHead)
ethash.Seal(nil, newBlock, nil)
if res := api.SubmitWork(types.BlockNonce{}, newSealhash, common.Hash{}); res {
t.Error("expect to return false when submit a stale solution")
}
}
func TestHashRate(t *testing.T) {
@ -136,7 +134,7 @@ func TestHashRate(t *testing.T) {
expect uint64
ids = []common.Hash{common.HexToHash("a"), common.HexToHash("b"), common.HexToHash("c")}
)
ethash := NewTester(nil)
ethash := NewTester(nil, false)
defer ethash.Close()
if tot := ethash.Hashrate(); tot != 0 {
@ -156,7 +154,7 @@ func TestHashRate(t *testing.T) {
}
func TestClosedRemoteSealer(t *testing.T) {
ethash := NewTester(nil)
ethash := NewTester(nil, false)
time.Sleep(1 * time.Second) // ensure exit channel is listening
ethash.Close()