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author | Wei-Ning Huang <w@cobinhood.com> | 2018-10-15 17:34:36 +0800 |
---|---|---|
committer | Wei-Ning Huang <w@dexon.org> | 2019-04-09 21:32:50 +0800 |
commit | 0a000e0595b6b683d6a57776b4e5381a92c20765 (patch) | |
tree | 0fcf72d10d317860b5fa28840d10b413db31931f /core/genesis.go | |
parent | 447c36e41e989d9e60c70ecc7a1a45bb1814009f (diff) | |
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core: setup stake in order so genesis block is deterministic
Diffstat (limited to 'core/genesis.go')
-rw-r--r-- | core/genesis.go | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/core/genesis.go b/core/genesis.go index 04da8960c..eaca53673 100644 --- a/core/genesis.go +++ b/core/genesis.go @@ -23,6 +23,7 @@ import ( "errors" "fmt" "math/big" + "sort" "strings" "github.com/dexon-foundation/dexon/common" @@ -230,6 +231,20 @@ func (g *Genesis) configOrDefault(ghash common.Hash) *params.ChainConfig { } } +type AllocKey []common.Address + +func (a AllocKey) Len() int { + return len(a) +} + +func (a AllocKey) Less(i int, j int) bool { + return bytes.Compare(a[i][:], a[j][:]) < 0 +} + +func (a AllocKey) Swap(i int, j int) { + a[i], a[j] = a[j], a[i] +} + // ToBlock creates the genesis block and writes state of a genesis specification // to the given database (or discards it if nil). func (g *Genesis) ToBlock(db ethdb.Database) *types.Block { @@ -238,6 +253,7 @@ func (g *Genesis) ToBlock(db ethdb.Database) *types.Block { } statedb, _ := state.New(common.Hash{}, state.NewDatabase(db)) govStateHelper := vm.GovernanceStateHelper{statedb} + for addr, account := range g.Alloc { statedb.AddBalance(addr, new(big.Int).Sub(account.Balance, account.Staked)) statedb.SetCode(addr, account.Code) @@ -245,8 +261,17 @@ func (g *Genesis) ToBlock(db ethdb.Database) *types.Block { for key, value := range account.Storage { statedb.SetState(addr, key, value) } + } + + // Stake in governance state. + keys := AllocKey{} + for addr := range g.Alloc { + keys = append(keys, addr) + } + sort.Sort(keys) - // Stake in governance state. + for _, addr := range keys { + account := g.Alloc[addr] if account.Staked.Cmp(big.NewInt(0)) > 0 { govStateHelper.Stake(addr, account.PublicKey, account.Staked) } |