202 lines
7.0 KiB
Go
202 lines
7.0 KiB
Go
package bank
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import (
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"context"
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"encoding/json"
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"fmt"
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"math/rand"
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"time"
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"github.com/gorilla/mux"
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"github.com/grpc-ecosystem/grpc-gateway/runtime"
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"github.com/spf13/cobra"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/cosmos/cosmos-sdk/client"
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"github.com/cosmos/cosmos-sdk/codec"
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codectypes "github.com/cosmos/cosmos-sdk/codec/types"
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"github.com/cosmos/cosmos-sdk/telemetry"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/types/module"
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simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
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"github.com/cosmos/cosmos-sdk/x/bank/client/cli"
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"github.com/cosmos/cosmos-sdk/x/bank/keeper"
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v040 "github.com/cosmos/cosmos-sdk/x/bank/migrations/v040"
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"github.com/cosmos/cosmos-sdk/x/bank/simulation"
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"github.com/cosmos/cosmos-sdk/x/bank/types"
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)
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var (
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_ module.AppModule = AppModule{}
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_ module.AppModuleBasic = AppModuleBasic{}
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_ module.AppModuleSimulation = AppModule{}
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)
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// AppModuleBasic defines the basic application module used by the bank module.
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type AppModuleBasic struct {
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cdc codec.Codec
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}
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// Name returns the bank module's name.
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func (AppModuleBasic) Name() string { return types.ModuleName }
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// RegisterLegacyAminoCodec registers the bank module's types on the LegacyAmino codec.
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func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
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types.RegisterLegacyAminoCodec(cdc)
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}
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// DefaultGenesis returns default genesis state as raw bytes for the bank
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// module.
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func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
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return cdc.MustMarshalJSON(types.DefaultGenesisState())
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}
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// ValidateGenesis performs genesis state validation for the bank module.
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func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, _ client.TxEncodingConfig, bz json.RawMessage) error {
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var data types.GenesisState
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if err := cdc.UnmarshalJSON(bz, &data); err != nil {
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return fmt.Errorf("failed to unmarshal %s genesis state: %w", types.ModuleName, err)
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}
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return data.Validate()
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}
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// RegisterRESTRoutes registers the REST routes for the bank module.
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// Deprecated: RegisterRESTRoutes is deprecated. `x/bank` legacy REST implementation
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// has been removed from the SDK.
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func (AppModuleBasic) RegisterRESTRoutes(_ client.Context, _ *mux.Router) {}
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// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the bank module.
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func (AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx client.Context, mux *runtime.ServeMux) {
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types.RegisterQueryHandlerClient(context.Background(), mux, types.NewQueryClient(clientCtx))
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}
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// GetTxCmd returns the root tx command for the bank module.
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func (AppModuleBasic) GetTxCmd() *cobra.Command {
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return cli.NewTxCmd()
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}
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// GetQueryCmd returns no root query command for the bank module.
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func (AppModuleBasic) GetQueryCmd() *cobra.Command {
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return cli.GetQueryCmd()
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}
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// RegisterInterfaces registers interfaces and implementations of the bank module.
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func (AppModuleBasic) RegisterInterfaces(registry codectypes.InterfaceRegistry) {
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types.RegisterInterfaces(registry)
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// Register legacy interfaces for migration scripts.
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v040.RegisterInterfaces(registry)
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}
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// AppModule implements an application module for the bank module.
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type AppModule struct {
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AppModuleBasic
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keeper keeper.Keeper
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accountKeeper types.AccountKeeper
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}
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// RegisterServices registers module services.
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func (am AppModule) RegisterServices(cfg module.Configurator) {
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types.RegisterMsgServer(cfg.MsgServer(), keeper.NewMsgServerImpl(am.keeper))
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types.RegisterQueryServer(cfg.QueryServer(), am.keeper)
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m := keeper.NewMigrator(am.keeper.(keeper.BaseKeeper))
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if err := cfg.RegisterMigration(types.ModuleName, 1, m.Migrate1to2); err != nil {
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panic(fmt.Sprintf("failed to migrate x/bank from version 1 to 2: %v", err))
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}
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if err := cfg.RegisterMigration(types.ModuleName, 2, m.Migrate2to3); err != nil {
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panic(fmt.Sprintf("failed to migrate x/bank from version 2 to 3: %v", err))
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}
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}
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// NewAppModule creates a new AppModule object
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func NewAppModule(cdc codec.Codec, keeper keeper.Keeper, accountKeeper types.AccountKeeper) AppModule {
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return AppModule{
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AppModuleBasic: AppModuleBasic{cdc: cdc},
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keeper: keeper,
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accountKeeper: accountKeeper,
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}
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}
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// Name returns the bank module's name.
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func (AppModule) Name() string { return types.ModuleName }
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// RegisterInvariants registers the bank module invariants.
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func (am AppModule) RegisterInvariants(ir sdk.InvariantRegistry) {
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keeper.RegisterInvariants(ir, am.keeper)
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}
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// Deprecated: Route returns the message routing key for the bank module.
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func (am AppModule) Route() sdk.Route {
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return sdk.Route{}
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}
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// QuerierRoute returns the bank module's querier route name.
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func (AppModule) QuerierRoute() string { return types.RouterKey }
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// LegacyQuerierHandler returns the bank module sdk.Querier.
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func (am AppModule) LegacyQuerierHandler(legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
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return keeper.NewQuerier(am.keeper, legacyQuerierCdc)
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}
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// InitGenesis performs genesis initialization for the bank module. It returns
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// no validator updates.
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func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, data json.RawMessage) []abci.ValidatorUpdate {
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start := time.Now()
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var genesisState types.GenesisState
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cdc.MustUnmarshalJSON(data, &genesisState)
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telemetry.MeasureSince(start, "InitGenesis", "crisis", "unmarshal")
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am.keeper.InitGenesis(ctx, &genesisState)
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return []abci.ValidatorUpdate{}
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}
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// ExportGenesis returns the exported genesis state as raw bytes for the bank
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// module.
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func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.RawMessage {
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gs := am.keeper.ExportGenesis(ctx)
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return cdc.MustMarshalJSON(gs)
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}
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// ConsensusVersion implements AppModule/ConsensusVersion.
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func (AppModule) ConsensusVersion() uint64 { return 3 }
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// BeginBlock performs a no-op.
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func (AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {}
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// EndBlock returns the end blocker for the bank module. It returns no validator
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// updates.
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func (AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
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return []abci.ValidatorUpdate{}
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}
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// AppModuleSimulation functions
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// GenerateGenesisState creates a randomized GenState of the bank module.
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func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
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simulation.RandomizedGenState(simState)
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}
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// ProposalContents doesn't return any content functions for governance proposals.
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func (AppModule) ProposalContents(_ module.SimulationState) []simtypes.WeightedProposalContent {
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return nil
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}
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// RandomizedParams creates randomized bank param changes for the simulator.
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func (AppModule) RandomizedParams(r *rand.Rand) []simtypes.ParamChange {
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return simulation.ParamChanges(r)
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}
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// RegisterStoreDecoder registers a decoder for supply module's types
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func (am AppModule) RegisterStoreDecoder(_ sdk.StoreDecoderRegistry) {}
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// WeightedOperations returns the all the gov module operations with their respective weights.
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func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
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return simulation.WeightedOperations(
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simState.AppParams, simState.Cdc, am.accountKeeper, am.keeper,
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)
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}
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