laconicd/x/evm/module.go
Federico Kunze a1386eec09
evm: balance and nonce invariants (#661)
* evm: balance and nonce invariants

* nonce invariant

* changelog

* use iterator on export
2020-12-15 19:43:06 +01:00

137 lines
3.7 KiB
Go

package evm
import (
"encoding/json"
"github.com/gorilla/mux"
"github.com/spf13/cobra"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/cosmos/cosmos-sdk/client/context"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
"github.com/cosmos/ethermint/x/evm/client/cli"
"github.com/cosmos/ethermint/x/evm/keeper"
"github.com/cosmos/ethermint/x/evm/types"
)
var _ module.AppModuleBasic = AppModuleBasic{}
var _ module.AppModule = AppModule{}
// AppModuleBasic struct
type AppModuleBasic struct{}
// Name for app module basic
func (AppModuleBasic) Name() string {
return types.ModuleName
}
// RegisterCodec registers types for module
func (AppModuleBasic) RegisterCodec(cdc *codec.Codec) {
types.RegisterCodec(cdc)
}
// DefaultGenesis is json default structure
func (AppModuleBasic) DefaultGenesis() json.RawMessage {
return types.ModuleCdc.MustMarshalJSON(types.DefaultGenesisState())
}
// ValidateGenesis is the validation check of the Genesis
func (AppModuleBasic) ValidateGenesis(bz json.RawMessage) error {
var genesisState types.GenesisState
err := types.ModuleCdc.UnmarshalJSON(bz, &genesisState)
if err != nil {
return err
}
return genesisState.Validate()
}
// RegisterRESTRoutes Registers rest routes
func (AppModuleBasic) RegisterRESTRoutes(ctx context.CLIContext, rtr *mux.Router) {
}
// GetQueryCmd Gets the root query command of this module
func (AppModuleBasic) GetQueryCmd(cdc *codec.Codec) *cobra.Command {
return cli.GetQueryCmd(types.ModuleName, cdc)
}
// GetTxCmd Gets the root tx command of this module
func (AppModuleBasic) GetTxCmd(cdc *codec.Codec) *cobra.Command {
return nil
}
//____________________________________________________________________________
// AppModule implements an application module for the evm module.
type AppModule struct {
AppModuleBasic
keeper Keeper
ak types.AccountKeeper
}
// NewAppModule creates a new AppModule Object
func NewAppModule(k Keeper, ak types.AccountKeeper) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{},
keeper: k,
ak: ak,
}
}
// Name is module name
func (AppModule) Name() string {
return types.ModuleName
}
// RegisterInvariants interface for registering invariants
func (am AppModule) RegisterInvariants(ir sdk.InvariantRegistry) {
keeper.RegisterInvariants(ir, am.keeper)
}
// Route specifies path for transactions
func (am AppModule) Route() string {
return types.RouterKey
}
// NewHandler sets up a new handler for module
func (am AppModule) NewHandler() sdk.Handler {
return NewHandler(am.keeper)
}
// QuerierRoute sets up path for queries
func (am AppModule) QuerierRoute() string {
return types.ModuleName
}
// NewQuerierHandler sets up new querier handler for module
func (am AppModule) NewQuerierHandler() sdk.Querier {
return keeper.NewQuerier(am.keeper)
}
// BeginBlock function for module at start of each block
func (am AppModule) BeginBlock(ctx sdk.Context, req abci.RequestBeginBlock) {
am.keeper.BeginBlock(ctx, req)
}
// EndBlock function for module at end of block
func (am AppModule) EndBlock(ctx sdk.Context, req abci.RequestEndBlock) []abci.ValidatorUpdate {
return am.keeper.EndBlock(ctx, req)
}
// InitGenesis instantiates the genesis state
func (am AppModule) InitGenesis(ctx sdk.Context, data json.RawMessage) []abci.ValidatorUpdate {
var genesisState types.GenesisState
types.ModuleCdc.MustUnmarshalJSON(data, &genesisState)
return InitGenesis(ctx, am.keeper, am.ak, genesisState)
}
// ExportGenesis exports the genesis state to be used by daemon
func (am AppModule) ExportGenesis(ctx sdk.Context) json.RawMessage {
gs := ExportGenesis(ctx, am.keeper, am.ak)
return types.ModuleCdc.MustMarshalJSON(gs)
}