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added CHAIN, HEADER PARAMS

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This commit is contained in:
AnilChinchawale 2018-06-14 10:28:02 +05:30
parent 5e63e39cc3
commit 0cb82cf94f
2 changed files with 29 additions and 1 deletions
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8
cmd/XDC/main.go
View file

@ -289,6 +289,14 @@ func startNode(ctx *cli.Context, stack *node.Node) {
if err := stack.Service(&ethereum); err != nil {
utils.Fatalf("Ethereum service not running: %v", err)
}
// Mining only enabled for validator nodes
if ok, err := ethereum.ValidateMiner(); err != nil {
utils.Fatalf("Can't verify validator permission: %v", err)
} else if !ok {
utils.Fatalf("Only validator can mine blocks")
}
// Use a reduced number of threads if requested
if threads := ctx.GlobalInt(utils.MinerThreadsFlag.Name); threads > 0 {
type threaded interface {

22
eth/backend.go
View file

@ -334,6 +334,26 @@ func (self *Ethereum) SetEtherbase(etherbase common.Address) {
self.miner.SetEtherbase(etherbase)
}
func (s *Ethereum) ValidateMiner() (bool, error) {
eb, err := s.Etherbase()
if err != nil {
return false, err
}
if c, ok := s.engine.(*clique.Clique); !ok {
return false, fmt.Errorf("Only verify miners in Clique protocol")
} else {
//check if miner's wallet is in set of validators
snap, err := c.GetSnapshot(s.blockchain, s.blockchain.CurrentHeader())
if err != nil {
return false, fmt.Errorf("Can't verify miner: %v", err)
}
if _, authorized := snap.Signers[eb]; !authorized {
return false, fmt.Errorf("This miner doesn't belong to set of validators")
}
}
return true, nil
}
func (s *Ethereum) StartMining(local bool) error {
eb, err := s.Etherbase()
if err != nil {
@ -428,4 +448,4 @@ func (s *Ethereum) Stop() error {
close(s.shutdownChan)
return nil
}
}