Support NoPowCheck for debug

Author: lochjin

core/blockchain/blockchain.go

@@ -175,7 +175,7 @@ func (b *BlockChain) Init() error {
 		log.Info(fmt.Sprintf("hash=%s,order=%s,height=%d", v.GetHash(), meerdag.GetOrderLogStr(v.GetOrder()), v.GetHeight()))
 	}
 
-	b.difficultyManager = difficultymanager.NewDiffManager(b.Consensus().BlockChain(), b.params)
+	b.difficultyManager = difficultymanager.NewDiffManager(b.Consensus(), b.params)
 	return nil
 }
 

core/types/pow/difficultymanager/difficultymanager.go

@@ -6,11 +6,12 @@ import (
 	"github.com/Qitmeer/qng/params"
 )
 
-func NewDiffManager(b model.BlockChain, cfg *params.Params) model.DifficultyManager {
+func NewDiffManager(con model.Consensus, cfg *params.Params) model.DifficultyManager {
 	switch cfg.PowConfig.DifficultyMode {
 	case pow.DIFFICULTY_MODE_KASPAD:
 		return &kaspadDiff{
-			b:                              b,
+			con:                            con,
+			b:                              con.BlockChain(),
 			powMax:                         cfg.PowConfig.MeerXKeccakV1PowLimit,
 			difficultyAdjustmentWindowSize: int(cfg.WorkDiffWindowSize),
 			disableDifficultyAdjustment:    false,
@@ -20,7 +21,8 @@ func NewDiffManager(b model.BlockChain, cfg *params.Params) model.DifficultyMana
 		}
 	}
 	return &meerDiff{
-		b:   b,
+		con: con,
+		b:   con.BlockChain(),
 		cfg: cfg,
 	}
 }

core/types/pow/difficultymanager/kaspad.go

@@ -67,6 +67,7 @@ type kaspadDiff struct {
 	genesisBits                    uint32
 	b                              model.BlockChain
 	cfg                            *params.Params
+	con                            model.Consensus
 }
 
 // CalcEasiestDifficulty calculates the easiest possible difficulty that a block
@@ -114,7 +115,7 @@ func (m *kaspadDiff) RequiredDifficulty(block model.Block, newBlockTime time.Tim
 
 // RequiredDifficultyByWindows returns the difficulty required for some block
 func (dm *kaspadDiff) RequiredDifficultyByWindows(targetsWindow blockWindow) (uint32, error) {
-	if len(targetsWindow) < 1 {
+	if len(targetsWindow) < 1 || dm.con.Config().NoPowCheck {
 		return dm.genesisBits, nil
 	}
 	return dm.requiredDifficultyFromTargetsWindow(targetsWindow)

core/types/pow/difficultymanager/meer.go

@@ -29,6 +29,7 @@ const maxShift = uint(256)
 type meerDiff struct {
 	b   model.BlockChain
 	cfg *params.Params
+	con model.Consensus
 }
 
 // CalcEasiestDifficulty calculates the easiest possible difficulty that a block
@@ -102,7 +103,7 @@ func (m *meerDiff) RequiredDifficulty(block model.Block, newBlockTime time.Time,
 	baseTarget := powInstance.GetSafeDiff(0)
 	originCurrentBlock := block
 	// Genesis block.
-	if block == nil {
+	if block == nil || m.con.Config().NoPowCheck {
 		return pow.BigToCompact(baseTarget), nil
 	}