Skip to content

Commit

Permalink
cmd/puppeth: update chain spec of parity (ethereum#20241)
Browse files Browse the repository at this point in the history
  • Loading branch information
@rjl493456442 @karalabe
rjl493456442 authored and karalabe committed Nov 20, 2019
1 parent 9b59c75 commit b7ba944
Show file tree
Hide file tree
Showing 3 changed files with 148 additions and 62 deletions.
122 changes: 97 additions & 25 deletions cmd/puppeth/genesis.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -305,19 +305,20 @@ type parityChainSpecAccount struct {

// parityChainSpecBuiltin is the precompiled contract definition.
type parityChainSpecBuiltin struct {
Name string `json:"name"` // Each builtin should has it own name
Pricing *parityChainSpecPricing `json:"pricing"` // Each builtin should has it own price strategy
ActivateAt *hexutil.Big `json:"activate_at,omitempty"` // ActivateAt can't be omitted if empty, default means no fork
EIP1108Transition *hexutil.Big `json:"eip1108_transition,omitempty"` // EIP1108Transition can't be omitted if empty, default means no fork
Name string `json:"name"` // Each builtin should has it own name
Pricing interface{} `json:"pricing"` // Each builtin should has it own price strategy
ActivateAt *hexutil.Big `json:"activate_at,omitempty"` // ActivateAt can't be omitted if empty, default means no fork
}

// parityChainSpecPricing represents the different pricing models that builtin
// contracts might advertise using.
type parityChainSpecPricing struct {
Linear *parityChainSpecLinearPricing `json:"linear,omitempty"`
ModExp *parityChainSpecModExpPricing `json:"modexp,omitempty"`
AltBnPairing *parityChainSpecAltBnPairingPricing `json:"alt_bn128_pairing,omitempty"`
AltBnConstOperation *parityChainSpecAltBnConstOperationPricing `json:"alt_bn128_const_operations,omitempty"`
Linear *parityChainSpecLinearPricing `json:"linear,omitempty"`
ModExp *parityChainSpecModExpPricing `json:"modexp,omitempty"`

// Before the https://github.com/paritytech/parity-ethereum/pull/11039,
// Parity uses this format to config bn pairing price policy.
AltBnPairing *parityChainSepcAltBnPairingPricing `json:"alt_bn128_pairing,omitempty"`

// Blake2F is the price per round of Blake2 compression
Blake2F *parityChainSpecBlakePricing `json:"blake2_f,omitempty"`
Expand All @@ -332,22 +333,36 @@ type parityChainSpecModExpPricing struct {
Divisor uint64 `json:"divisor"`
}

// parityChainSpecAltBnConstOperationPricing defines the price
// policy for bn const operation(used after istanbul)
type parityChainSpecAltBnConstOperationPricing struct {
Price uint64 `json:"price"`
EIP1108TransitionPrice uint64 `json:"eip1108_transition_price,omitempty"` // Before Istanbul fork, this field is nil
Price uint64 `json:"price"`
}

type parityChainSpecAltBnPairingPricing struct {
Base uint64 `json:"base"`
Pair uint64 `json:"pair"`
EIP1108TransitionBase uint64 `json:"eip1108_transition_base,omitempty"` // Before Istanbul fork, this field is nil
EIP1108TransitionPair uint64 `json:"eip1108_transition_pair,omitempty"` // Before Istanbul fork, this field is nil
// parityChainSepcAltBnPairingPricing defines the price policy
// for bn pairing.
type parityChainSepcAltBnPairingPricing struct {
Base uint64 `json:"base"`
Pair uint64 `json:"pair"`
}

// parityChainSpecBlakePricing defines the price policy for blake2 f
// compression.
type parityChainSpecBlakePricing struct {
GasPerRound uint64 `json:"gas_per_round"`
}

type parityChainSpecAlternativePrice struct {
AltBnConstOperationPrice *parityChainSpecAltBnConstOperationPricing `json:"alt_bn128_const_operations,omitempty"`
AltBnPairingPrice *parityChainSepcAltBnPairingPricing `json:"alt_bn128_pairing,omitempty"`
}

// parityChainSpecVersionedPricing represents a single version price policy.
type parityChainSpecVersionedPricing struct {
Price *parityChainSpecAlternativePrice `json:"price,omitempty"`
Info string `json:"info,omitempty"`
}

// newParityChainSpec converts a go-ethereum genesis block into a Parity specific
// chain specification format.
func newParityChainSpec(network string, genesis *core.Genesis, bootnodes []string) (*parityChainSpec, error) {
Expand Down Expand Up @@ -445,33 +460,92 @@ func newParityChainSpec(network string, genesis *core.Genesis, bootnodes []strin
})
if genesis.Config.ByzantiumBlock != nil {
spec.setPrecompile(5, &parityChainSpecBuiltin{
Name: "modexp", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), Pricing: &parityChainSpecPricing{ModExp: &parityChainSpecModExpPricing{Divisor: 20}},
Name: "modexp",
ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
Pricing: &parityChainSpecPricing{
ModExp: &parityChainSpecModExpPricing{Divisor: 20},
},
})
spec.setPrecompile(6, &parityChainSpecBuiltin{
Name: "alt_bn128_add", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), Pricing: &parityChainSpecPricing{AltBnConstOperation: &parityChainSpecAltBnConstOperationPricing{Price: 500}},
Name: "alt_bn128_add",
ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
Pricing: &parityChainSpecPricing{
Linear: &parityChainSpecLinearPricing{Base: 500, Word: 0},
},
})
spec.setPrecompile(7, &parityChainSpecBuiltin{
Name: "alt_bn128_mul", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), Pricing: &parityChainSpecPricing{AltBnConstOperation: &parityChainSpecAltBnConstOperationPricing{Price: 40000}},
Name: "alt_bn128_mul",
ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
Pricing: &parityChainSpecPricing{
Linear: &parityChainSpecLinearPricing{Base: 40000, Word: 0},
},
})
spec.setPrecompile(8, &parityChainSpecBuiltin{
Name: "alt_bn128_pairing", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), Pricing: &parityChainSpecPricing{AltBnPairing: &parityChainSpecAltBnPairingPricing{Base: 100000, Pair: 80000}},
Name: "alt_bn128_pairing",
ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
Pricing: &parityChainSpecPricing{
AltBnPairing: &parityChainSepcAltBnPairingPricing{Base: 100000, Pair: 80000},
},
})
}
if genesis.Config.IstanbulBlock != nil {
if genesis.Config.ByzantiumBlock == nil {
return nil, errors.New("invalid genesis, istanbul fork is enabled while byzantium is not")
}
spec.setPrecompile(6, &parityChainSpecBuiltin{
Name: "alt_bn128_add", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), EIP1108Transition: (*hexutil.Big)(genesis.Config.IstanbulBlock), Pricing: &parityChainSpecPricing{AltBnConstOperation: &parityChainSpecAltBnConstOperationPricing{Price: 500, EIP1108TransitionPrice: 150}},
Name: "alt_bn128_add",
ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
Pricing: map[*hexutil.Big]*parityChainSpecVersionedPricing{
(*hexutil.Big)(big.NewInt(0)): {
Price: &parityChainSpecAlternativePrice{
AltBnConstOperationPrice: &parityChainSpecAltBnConstOperationPricing{Price: 500},
},
},
(*hexutil.Big)(genesis.Config.IstanbulBlock): {
Price: &parityChainSpecAlternativePrice{
AltBnConstOperationPrice: &parityChainSpecAltBnConstOperationPricing{Price: 150},
},
},
},
})
spec.setPrecompile(7, &parityChainSpecBuiltin{
Name: "alt_bn128_mul", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), EIP1108Transition: (*hexutil.Big)(genesis.Config.IstanbulBlock), Pricing: &parityChainSpecPricing{AltBnConstOperation: &parityChainSpecAltBnConstOperationPricing{Price: 40000, EIP1108TransitionPrice: 6000}},
Name: "alt_bn128_mul",
ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
Pricing: map[*hexutil.Big]*parityChainSpecVersionedPricing{
(*hexutil.Big)(big.NewInt(0)): {
Price: &parityChainSpecAlternativePrice{
AltBnConstOperationPrice: &parityChainSpecAltBnConstOperationPricing{Price: 40000},
},
},
(*hexutil.Big)(genesis.Config.IstanbulBlock): {
Price: &parityChainSpecAlternativePrice{
AltBnConstOperationPrice: &parityChainSpecAltBnConstOperationPricing{Price: 6000},
},
},
},
})
spec.setPrecompile(8, &parityChainSpecBuiltin{
Name: "alt_bn128_pairing", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), EIP1108Transition: (*hexutil.Big)(genesis.Config.IstanbulBlock), Pricing: &parityChainSpecPricing{AltBnPairing: &parityChainSpecAltBnPairingPricing{Base: 100000, Pair: 80000, EIP1108TransitionBase: 45000, EIP1108TransitionPair: 34000}},
Name: "alt_bn128_pairing",
ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
Pricing: map[*hexutil.Big]*parityChainSpecVersionedPricing{
(*hexutil.Big)(big.NewInt(0)): {
Price: &parityChainSpecAlternativePrice{
AltBnPairingPrice: &parityChainSepcAltBnPairingPricing{Base: 100000, Pair: 80000},
},
},
(*hexutil.Big)(genesis.Config.IstanbulBlock): {
Price: &parityChainSpecAlternativePrice{
AltBnPairingPrice: &parityChainSepcAltBnPairingPricing{Base: 45000, Pair: 34000},
},
},
},
})
spec.setPrecompile(9, &parityChainSpecBuiltin{
Name: "blake2_f", ActivateAt: (*hexutil.Big)(genesis.Config.IstanbulBlock), Pricing: &parityChainSpecPricing{Blake2F: &parityChainSpecBlakePricing{GasPerRound: 1}},
Name: "blake2_f",
ActivateAt: (*hexutil.Big)(genesis.Config.IstanbulBlock),
Pricing: &parityChainSpecPricing{
Blake2F: &parityChainSpecBlakePricing{GasPerRound: 1},
},
})
}
return spec, nil
Expand Down Expand Up @@ -514,8 +588,6 @@ func (spec *parityChainSpec) setConstantinopleFix(num *big.Int) {
}

func (spec *parityChainSpec) setIstanbul(num *big.Int) {
// spec.Params.EIP152Transition = hexutil.Uint64(num.Uint64())
// spec.Params.EIP1108Transition = hexutil.Uint64(num.Uint64())
spec.Params.EIP1344Transition = hexutil.Uint64(num.Uint64())
spec.Params.EIP1884Transition = hexutil.Uint64(num.Uint64())
spec.Params.EIP2028Transition = hexutil.Uint64(num.Uint64())
Expand Down
27 changes: 7 additions & 20 deletions cmd/puppeth/genesis_test.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@
package main

import (
"bytes"
"encoding/json"
"io/ioutil"
"reflect"
Expand Down Expand Up @@ -80,29 +81,15 @@ func TestParitySturebyConverter(t *testing.T) {
if err != nil {
t.Fatalf("failed creating chainspec: %v", err)
}

enc, err := json.MarshalIndent(spec, "", " ")
if err != nil {
t.Fatalf("failed encoding chainspec: %v", err)
}
expBlob, err := ioutil.ReadFile("testdata/stureby_parity.json")
if err != nil {
t.Fatalf("could not read file: %v", err)
}
expspec := &parityChainSpec{}
if err := json.Unmarshal(expBlob, expspec); err != nil {
t.Fatalf("failed parsing genesis: %v", err)
}
expspec.Nodes = []string{}

if !reflect.DeepEqual(expspec, spec) {
t.Errorf("chainspec mismatch")
c := spew.ConfigState{
DisablePointerAddresses: true,
SortKeys: true,
}
exp := strings.Split(c.Sdump(expspec), "\n")
got := strings.Split(c.Sdump(spec), "\n")
for i := 0; i < len(exp) && i < len(got); i++ {
if exp[i] != got[i] {
t.Logf("got: %v\nexp: %v\n", exp[i], got[i])
}
}
if !bytes.Equal(expBlob, enc) {
t.Fatalf("chainspec mismatch")
}
}
61 changes: 44 additions & 17 deletions cmd/puppeth/testdata/stureby_parity.json
View file
Original file line number Diff line number Diff line change
Expand Up @@ -131,43 +131,70 @@
"builtin": {
"name": "alt_bn128_add",
"pricing": {
"alt_bn128_const_operations": {
"price": 500,
"eip1108_transition_price": 150
"0x0": {
"price": {
"alt_bn128_const_operations": {
"price": 500
}
}
},
"0xc350": {
"price": {
"alt_bn128_const_operations": {
"price": 150
}
}
}
},
"activate_at": "0x7530",
"eip1108_transition": "0xc350"
"activate_at": "0x7530"
}
},
"0000000000000000000000000000000000000007": {
"balance": "0x1",
"builtin": {
"name": "alt_bn128_mul",
"pricing": {
"alt_bn128_const_operations": {
"price": 40000,
"eip1108_transition_price": 6000
"0x0": {
"price": {
"alt_bn128_const_operations": {
"price": 40000
}
}
},
"0xc350": {
"price": {
"alt_bn128_const_operations": {
"price": 6000
}
}
}
},
"activate_at": "0x7530",
"eip1108_transition": "0xc350"
"activate_at": "0x7530"
}
},
"0000000000000000000000000000000000000008": {
"balance": "0x1",
"builtin": {
"name": "alt_bn128_pairing",
"pricing": {
"alt_bn128_pairing": {
"base": 100000,
"pair": 80000,
"eip1108_transition_base": 45000,
"eip1108_transition_pair": 34000
"0x0": {
"price": {
"alt_bn128_pairing": {
"base": 100000,
"pair": 80000
}
}
},
"0xc350": {
"price": {
"alt_bn128_pairing": {
"base": 45000,
"pair": 34000
}
}
}
},
"activate_at": "0x7530",
"eip1108_transition": "0xc350"
"activate_at": "0x7530"
}
},
"0000000000000000000000000000000000000009": {
Expand Down

0 comments on commit b7ba944

Please sign in to comment.