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authorPéter Szilágyi <peterke@gmail.com>2017-04-10 18:24:12 +0800
committerFelix Lange <fjl@users.noreply.github.com>2017-04-10 18:24:12 +0800
commitfeeccdf4ec1084b38dac112ff4f86809efd7c0e5 (patch)
tree90729d779c305fc5e56b5c50316f32bda94258b8 /params/config.go
parentbfe5eb7f8c05c49563b0f1165f98d0a18f0fdbd4 (diff)
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consensus/clique: Proof of Authority (#3753)
This PR is a prototype implementation of plugable consensus engines and the Clique PoA protocol ethereum/EIPs#225
Diffstat (limited to 'params/config.go')
-rw-r--r--params/config.go55
1 files changed, 45 insertions, 10 deletions
diff --git a/params/config.go b/params/config.go
index 47d7c2ad0..c5a2afb5b 100644
--- a/params/config.go
+++ b/params/config.go
@@ -34,6 +34,7 @@ var (
EIP150Hash: MainNetHomesteadGasRepriceHash,
EIP155Block: MainNetSpuriousDragon,
EIP158Block: MainNetSpuriousDragon,
+ Ethash: new(EthashConfig),
}
// TestnetChainConfig contains the chain parameters to run a node on the ropsten test network.
@@ -46,6 +47,7 @@ var (
EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"),
EIP155Block: big.NewInt(10),
EIP158Block: big.NewInt(10),
+ Ethash: new(EthashConfig),
}
// AllProtocolChanges contains every protocol change (EIPs)
@@ -57,8 +59,8 @@ var (
// means that all fields must be set at all times. This forces
// anyone adding flags to the config to also have to set these
// fields.
- AllProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0)}
- TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0)}
+ AllProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), new(EthashConfig), nil}
+ TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), new(EthashConfig), nil}
)
// ChainConfig is the core config which determines the blockchain settings.
@@ -69,21 +71,53 @@ var (
type ChainConfig struct {
ChainId *big.Int `json:"chainId"` // Chain id identifies the current chain and is used for replay protection
- HomesteadBlock *big.Int `json:"homesteadBlock"` // Homestead switch block (nil = no fork, 0 = already homestead)
- DAOForkBlock *big.Int `json:"daoForkBlock"` // TheDAO hard-fork switch block (nil = no fork)
- DAOForkSupport bool `json:"daoForkSupport"` // Whether the nodes supports or opposes the DAO hard-fork
+ HomesteadBlock *big.Int `json:"homesteadBlock,omitempty"` // Homestead switch block (nil = no fork, 0 = already homestead)
+ DAOForkBlock *big.Int `json:"daoForkBlock,omitempty"` // TheDAO hard-fork switch block (nil = no fork)
+ DAOForkSupport bool `json:"daoForkSupport,omitempty"` // Whether the nodes supports or opposes the DAO hard-fork
// EIP150 implements the Gas price changes (https://github.com/ethereum/EIPs/issues/150)
- EIP150Block *big.Int `json:"eip150Block"` // EIP150 HF block (nil = no fork)
- EIP150Hash common.Hash `json:"eip150Hash"` // EIP150 HF hash (fast sync aid)
+ EIP150Block *big.Int `json:"eip150Block,omitempty"` // EIP150 HF block (nil = no fork)
+ EIP150Hash common.Hash `json:"eip150Hash,omitempty"` // EIP150 HF hash (fast sync aid)
- EIP155Block *big.Int `json:"eip155Block"` // EIP155 HF block
- EIP158Block *big.Int `json:"eip158Block"` // EIP158 HF block
+ EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block
+ EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block
+
+ // Various consensus engines
+ Ethash *EthashConfig `json:"ethash,omitempty"`
+ Clique *CliqueConfig `json:"clique,omitempty"`
+}
+
+// EthashConfig is the consensus engine configs for proof-of-work based sealing.
+type EthashConfig struct{}
+
+// String implements the stringer interface, returning the consensus engine details.
+func (c *EthashConfig) String() string {
+ return "ethash"
+}
+
+// CliqueConfig is the consensus engine configs for proof-of-authority based sealing.
+type CliqueConfig struct {
+ Period uint64 `json:"period"` // Number of seconds between blocks to enforce
+ Epoch uint64 `json:"epoch"` // Epoch length to reset votes and checkpoint
+}
+
+// String implements the stringer interface, returning the consensus engine details.
+func (c *CliqueConfig) String() string {
+ return "clique"
}
// String implements the fmt.Stringer interface.
func (c *ChainConfig) String() string {
- return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v}",
+ var engine interface{}
+ switch {
+ case c.Ethash != nil:
+ engine = c.Ethash
+ case c.Clique != nil:
+ engine = c.Clique
+ default:
+ engine = "unknown"
+ }
+ return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Engine: %v}",
c.ChainId,
c.HomesteadBlock,
c.DAOForkBlock,
@@ -91,6 +125,7 @@ func (c *ChainConfig) String() string {
c.EIP150Block,
c.EIP155Block,
c.EIP158Block,
+ engine,
)
}