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module.go
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module.go
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package auth
import (
"context"
"encoding/json"
"fmt"
"math/rand"
"github.com/grpc-ecosystem/grpc-gateway/runtime"
"github.com/gorilla/mux"
"github.com/spf13/cobra"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/eligion/cosmos-sdk/client"
"github.com/eligion/cosmos-sdk/codec"
codectypes "github.com/eligion/cosmos-sdk/codec/types"
sdk "github.com/eligion/cosmos-sdk/types"
"github.com/eligion/cosmos-sdk/types/module"
simtypes "github.com/eligion/cosmos-sdk/types/simulation"
"github.com/eligion/cosmos-sdk/x/auth/client/cli"
"github.com/eligion/cosmos-sdk/x/auth/client/rest"
"github.com/eligion/cosmos-sdk/x/auth/keeper"
"github.com/eligion/cosmos-sdk/x/auth/simulation"
"github.com/eligion/cosmos-sdk/x/auth/types"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
_ module.AppModuleSimulation = AppModule{}
)
// AppModuleBasic defines the basic application module used by the auth module.
type AppModuleBasic struct{}
// Name returns the auth module's name.
func (AppModuleBasic) Name() string {
return types.ModuleName
}
// RegisterLegacyAminoCodec registers the auth module's types for the given codec.
func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
types.RegisterLegacyAminoCodec(cdc)
}
// DefaultGenesis returns default genesis state as raw bytes for the auth
// module.
func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
return cdc.MustMarshalJSON(types.DefaultGenesisState())
}
// ValidateGenesis performs genesis state validation for the auth module.
func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, config client.TxEncodingConfig, bz json.RawMessage) error {
var data types.GenesisState
if err := cdc.UnmarshalJSON(bz, &data); err != nil {
return fmt.Errorf("failed to unmarshal %s genesis state: %w", types.ModuleName, err)
}
return types.ValidateGenesis(data)
}
// RegisterRESTRoutes registers the REST routes for the auth module.
func (AppModuleBasic) RegisterRESTRoutes(clientCtx client.Context, rtr *mux.Router) {
rest.RegisterRoutes(clientCtx, rtr, types.StoreKey)
}
// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the auth module.
func (AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx client.Context, mux *runtime.ServeMux) {
if err := types.RegisterQueryHandlerClient(context.Background(), mux, types.NewQueryClient(clientCtx)); err != nil {
panic(err)
}
}
// GetTxCmd returns the root tx command for the auth module.
func (AppModuleBasic) GetTxCmd() *cobra.Command {
return nil
}
// GetQueryCmd returns the root query command for the auth module.
func (AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.GetQueryCmd()
}
// RegisterInterfaces registers interfaces and implementations of the auth module.
func (AppModuleBasic) RegisterInterfaces(registry codectypes.InterfaceRegistry) {
types.RegisterInterfaces(registry)
}
// AppModule implements an application module for the auth module.
type AppModule struct {
AppModuleBasic
accountKeeper keeper.AccountKeeper
randGenAccountsFn types.RandomGenesisAccountsFn
}
// NewAppModule creates a new AppModule object
func NewAppModule(cdc codec.Codec, accountKeeper keeper.AccountKeeper, randGenAccountsFn types.RandomGenesisAccountsFn) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{},
accountKeeper: accountKeeper,
randGenAccountsFn: randGenAccountsFn,
}
}
// Name returns the auth module's name.
func (AppModule) Name() string {
return types.ModuleName
}
// RegisterInvariants performs a no-op.
func (AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
// Route returns the message routing key for the auth module.
func (AppModule) Route() sdk.Route { return sdk.Route{} }
// QuerierRoute returns the auth module's querier route name.
func (AppModule) QuerierRoute() string {
return types.QuerierRoute
}
// LegacyQuerierHandler returns the auth module sdk.Querier.
func (am AppModule) LegacyQuerierHandler(legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
return keeper.NewQuerier(am.accountKeeper, legacyQuerierCdc)
}
// RegisterServices registers a GRPC query service to respond to the
// module-specific GRPC queries.
func (am AppModule) RegisterServices(cfg module.Configurator) {
types.RegisterQueryServer(cfg.QueryServer(), am.accountKeeper)
m := keeper.NewMigrator(am.accountKeeper, cfg.QueryServer())
err := cfg.RegisterMigration(types.ModuleName, 1, m.Migrate1to2)
if err != nil {
panic(err)
}
}
// InitGenesis performs genesis initialization for the auth module. It returns
// no validator updates.
func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, data json.RawMessage) []abci.ValidatorUpdate {
var genesisState types.GenesisState
cdc.MustUnmarshalJSON(data, &genesisState)
InitGenesis(ctx, am.accountKeeper, genesisState)
return []abci.ValidatorUpdate{}
}
// ExportGenesis returns the exported genesis state as raw bytes for the auth
// module.
func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.RawMessage {
gs := ExportGenesis(ctx, am.accountKeeper)
return cdc.MustMarshalJSON(gs)
}
// ConsensusVersion implements AppModule/ConsensusVersion.
func (AppModule) ConsensusVersion() uint64 { return 2 }
// BeginBlock returns the begin blocker for the auth module.
func (AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {}
// EndBlock returns the end blocker for the auth module. It returns no validator
// updates.
func (AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}
// AppModuleSimulation functions
// GenerateGenesisState creates a randomized GenState of the auth module
func (am AppModule) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState, am.randGenAccountsFn)
}
// ProposalContents doesn't return any content functions for governance proposals.
func (AppModule) ProposalContents(simState module.SimulationState) []simtypes.WeightedProposalContent {
return nil
}
// RandomizedParams creates randomized auth param changes for the simulator.
func (AppModule) RandomizedParams(r *rand.Rand) []simtypes.ParamChange {
return simulation.ParamChanges(r)
}
// RegisterStoreDecoder registers a decoder for auth module's types
func (am AppModule) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
sdr[types.StoreKey] = simulation.NewDecodeStore(am.accountKeeper)
}
// WeightedOperations doesn't return any auth module operation.
func (AppModule) WeightedOperations(_ module.SimulationState) []simtypes.WeightedOperation {
return nil
}