This repository has been archived by the owner on Apr 4, 2024. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 555
/
params.go
150 lines (126 loc) · 4.3 KB
/
params.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
package types
import (
"fmt"
"math/big"
"github.com/ethereum/go-ethereum/params"
sdk "github.com/cosmos/cosmos-sdk/types"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/evmos/ethermint/types"
)
var _ paramtypes.ParamSet = &Params{}
var (
// DefaultEVMDenom defines the default EVM denomination on Ethermint
DefaultEVMDenom = types.AttoPhoton
// DefaultMinGasMultiplier is 0.5 or 50%
DefaultMinGasMultiplier = sdk.NewDecWithPrec(50, 2)
// DefaultAllowUnprotectedTxs rejects all unprotected txs (i.e false)
DefaultAllowUnprotectedTxs = false
)
// Parameter keys
var (
ParamStoreKeyEVMDenom = []byte("EVMDenom")
ParamStoreKeyEnableCreate = []byte("EnableCreate")
ParamStoreKeyEnableCall = []byte("EnableCall")
ParamStoreKeyExtraEIPs = []byte("EnableExtraEIPs")
ParamStoreKeyChainConfig = []byte("ChainConfig")
ParamStoreKeyAllowUnprotectedTxs = []byte("AllowUnprotectedTxs")
// AvailableExtraEIPs define the list of all EIPs that can be enabled by the
// EVM interpreter. These EIPs are applied in order and can override the
// instruction sets from the latest hard fork enabled by the ChainConfig. For
// more info check:
// https://github.com/ethereum/go-ethereum/blob/master/core/vm/interpreter.go#L97
AvailableExtraEIPs = []int64{1344, 1884, 2200, 2929, 3198, 3529}
)
// ParamKeyTable returns the parameter key table.
func ParamKeyTable() paramtypes.KeyTable {
return paramtypes.NewKeyTable().RegisterParamSet(&Params{})
}
// NewParams creates a new Params instance
func NewParams(evmDenom string, enableCreate, enableCall bool, config ChainConfig, extraEIPs ...int64) Params {
return Params{
EvmDenom: evmDenom,
EnableCreate: enableCreate,
EnableCall: enableCall,
ExtraEIPs: extraEIPs,
ChainConfig: config,
}
}
// DefaultParams returns default evm parameters
// ExtraEIPs is empty to prevent overriding the latest hard fork instruction set
func DefaultParams() Params {
return Params{
EvmDenom: DefaultEVMDenom,
EnableCreate: true,
EnableCall: true,
ChainConfig: DefaultChainConfig(),
ExtraEIPs: nil,
AllowUnprotectedTxs: DefaultAllowUnprotectedTxs,
}
}
// ParamSetPairs returns the parameter set pairs.
func (p *Params) ParamSetPairs() paramtypes.ParamSetPairs {
return paramtypes.ParamSetPairs{
paramtypes.NewParamSetPair(ParamStoreKeyEVMDenom, &p.EvmDenom, validateEVMDenom),
paramtypes.NewParamSetPair(ParamStoreKeyEnableCreate, &p.EnableCreate, validateBool),
paramtypes.NewParamSetPair(ParamStoreKeyEnableCall, &p.EnableCall, validateBool),
paramtypes.NewParamSetPair(ParamStoreKeyExtraEIPs, &p.ExtraEIPs, validateEIPs),
paramtypes.NewParamSetPair(ParamStoreKeyChainConfig, &p.ChainConfig, validateChainConfig),
paramtypes.NewParamSetPair(ParamStoreKeyAllowUnprotectedTxs, &p.AllowUnprotectedTxs, validateBool),
}
}
// Validate performs basic validation on evm parameters.
func (p Params) Validate() error {
if err := sdk.ValidateDenom(p.EvmDenom); err != nil {
return err
}
if err := validateEIPs(p.ExtraEIPs); err != nil {
return err
}
return p.ChainConfig.Validate()
}
// EIPs returns the ExtraEips as a int slice
func (p Params) EIPs() []int {
eips := make([]int, len(p.ExtraEIPs))
for i, eip := range p.ExtraEIPs {
eips[i] = int(eip)
}
return eips
}
func validateEVMDenom(i interface{}) error {
denom, ok := i.(string)
if !ok {
return fmt.Errorf("invalid parameter EVM denom type: %T", i)
}
return sdk.ValidateDenom(denom)
}
func validateBool(i interface{}) error {
_, ok := i.(bool)
if !ok {
return fmt.Errorf("invalid parameter type: %T", i)
}
return nil
}
func validateEIPs(i interface{}) error {
eips, ok := i.([]int64)
if !ok {
return fmt.Errorf("invalid EIP slice type: %T", i)
}
for _, eip := range eips {
if !vm.ValidEip(int(eip)) {
return fmt.Errorf("EIP %d is not activateable, valid EIPS are: %s", eip, vm.ActivateableEips())
}
}
return nil
}
func validateChainConfig(i interface{}) error {
cfg, ok := i.(ChainConfig)
if !ok {
return fmt.Errorf("invalid chain config type: %T", i)
}
return cfg.Validate()
}
// IsLondon returns if london hardfork is enabled.
func IsLondon(ethConfig *params.ChainConfig, height int64) bool {
return ethConfig.IsLondon(big.NewInt(height))
}