laconicd-deprecated/x/evm/migrations/v5/migrate.go
mergify[bot] 4f48176298
refactor(params): store all params under one key in evm module (backport #1617) (#1626)
* refactor(params): store all params under one key in evm module (#1617)

* refactor(params): store all params under one key in evm module

* refactor(params): add changelog entry

* refactor(params): update based on review comments. Remove params getter functions

* refactor(params): refactor params store key

* refactor(params): remove unnecessary store keys

* refactor(params): add paramSetPairs for backwards compatibility

* Update CHANGELOG.md

* refactor(params): add license to params_legacy file

* Apply suggestions from code review

* fix(evm): handle RC1 params during migration (#1624)

* fix(evm): handle RC1 params during migration

* migration

* fix: test case updated for RC1

* v5 migration

* tests

* tests pt2

* comment

* execute make proto-all

Co-authored-by: Vladislav Varadinov <vladislav.varadinov@gmail.com>
Co-authored-by: MalteHerrmann <malte@evmos.org>

* Apply suggestions from code review

* rm dup vars

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
Co-authored-by: Vladislav Varadinov <vladislav.varadinov@gmail.com>
Co-authored-by: MalteHerrmann <malte@evmos.org>
(cherry picked from commit f07b14f1c409a6b738a0fadb50c9ba47d56cb821)

# Conflicts:
#	CHANGELOG.md

* update changelog

Co-authored-by: Tomas Guerra <54514587+GAtom22@users.noreply.github.com>
Co-authored-by: MalteHerrmann <42640438+MalteHerrmann@users.noreply.github.com>
Co-authored-by: MalteHerrmann <malte@evmos.org>
2023-01-23 20:01:28 +01:00

60 lines
1.7 KiB
Go

package v5
import (
"github.com/cosmos/cosmos-sdk/codec"
storetypes "github.com/cosmos/cosmos-sdk/store/types"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/evmos/ethermint/x/evm/types"
v5types "github.com/evmos/ethermint/x/evm/migrations/v5/types"
)
// MigrateStore migrates the x/evm module state from the consensus version 4 to
// version 5. Specifically, it takes the parameters that are currently stored
// in separate keys and stores them directly into the x/evm module state using
// a single params key.
func MigrateStore(
ctx sdk.Context,
storeKey storetypes.StoreKey,
cdc codec.BinaryCodec,
) error {
var (
extraEIPs v5types.V5ExtraEIPs
chainConfig types.ChainConfig
params types.Params
)
store := ctx.KVStore(storeKey)
denom := string(store.Get(types.ParamStoreKeyEVMDenom))
extraEIPsBz := store.Get(types.ParamStoreKeyExtraEIPs)
cdc.MustUnmarshal(extraEIPsBz, &extraEIPs)
chainCfgBz := store.Get(types.ParamStoreKeyChainConfig)
cdc.MustUnmarshal(chainCfgBz, &chainConfig)
params.EvmDenom = denom
params.ExtraEIPs = extraEIPs.EIPs
params.ChainConfig = chainConfig
params.EnableCreate = store.Has(types.ParamStoreKeyEnableCreate)
params.EnableCall = store.Has(types.ParamStoreKeyEnableCall)
params.AllowUnprotectedTxs = store.Has(types.ParamStoreKeyAllowUnprotectedTxs)
store.Delete(types.ParamStoreKeyChainConfig)
store.Delete(types.ParamStoreKeyExtraEIPs)
store.Delete(types.ParamStoreKeyEVMDenom)
store.Delete(types.ParamStoreKeyEnableCreate)
store.Delete(types.ParamStoreKeyEnableCall)
store.Delete(types.ParamStoreKeyAllowUnprotectedTxs)
if err := params.Validate(); err != nil {
return err
}
bz := cdc.MustMarshal(&params)
store.Set(types.KeyPrefixParams, bz)
return nil
}