/
module.go
194 lines (158 loc) · 6.55 KB
/
module.go
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package authz
import (
"context"
"encoding/json"
"math/rand"
"github.com/gorilla/mux"
"github.com/grpc-ecosystem/grpc-gateway/runtime"
"github.com/spf13/cobra"
abci "github.com/tendermint/tendermint/abci/types"
sdkclient "github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/codec"
cdctypes "github.com/cosmos/cosmos-sdk/codec/types"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/cosmos/cosmos-sdk/types/module"
simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
"github.com/cosmos/cosmos-sdk/x/authz"
"github.com/cosmos/cosmos-sdk/x/authz/client/cli"
"github.com/cosmos/cosmos-sdk/x/authz/keeper"
"github.com/cosmos/cosmos-sdk/x/authz/simulation"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
_ module.AppModuleSimulation = AppModule{}
)
// AppModuleBasic defines the basic application module used by the authz module.
type AppModuleBasic struct {
cdc codec.Codec
}
// Name returns the authz module's name.
func (AppModuleBasic) Name() string {
return authz.ModuleName
}
// RegisterServices registers a gRPC query service to respond to the
// module-specific gRPC queries.
func (am AppModule) RegisterServices(cfg module.Configurator) {
authz.RegisterQueryServer(cfg.QueryServer(), am.keeper)
authz.RegisterMsgServer(cfg.MsgServer(), am.keeper)
}
// RegisterLegacyAminoCodec registers the authz module's types for the given codec.
func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {}
// RegisterInterfaces registers the authz module's interface types
func (AppModuleBasic) RegisterInterfaces(registry cdctypes.InterfaceRegistry) {
authz.RegisterInterfaces(registry)
}
// DefaultGenesis returns default genesis state as raw bytes for the authz
// module.
func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
return cdc.MustMarshalJSON(authz.DefaultGenesisState())
}
// ValidateGenesis performs genesis state validation for the authz module.
func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, config sdkclient.TxEncodingConfig, bz json.RawMessage) error {
var data authz.GenesisState
if err := cdc.UnmarshalJSON(bz, &data); err != nil {
return sdkerrors.Wrapf(err, "failed to unmarshal %s genesis state", authz.ModuleName)
}
return authz.ValidateGenesis(data)
}
// RegisterRESTRoutes registers the REST routes for the authz module.
// Deprecated: RegisterRESTRoutes is deprecated.
func (AppModuleBasic) RegisterRESTRoutes(_ sdkclient.Context, _ *mux.Router) {}
// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the authz module.
func (a AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx sdkclient.Context, mux *runtime.ServeMux) {
authz.RegisterQueryHandlerClient(context.Background(), mux, authz.NewQueryClient(clientCtx))
}
// GetQueryCmd returns the cli query commands for the authz module
func (AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.GetQueryCmd()
}
// GetTxCmd returns the transaction commands for the authz module
func (AppModuleBasic) GetTxCmd() *cobra.Command {
return cli.GetTxCmd()
}
// AppModule implements the sdk.AppModule interface
type AppModule struct {
AppModuleBasic
keeper keeper.Keeper
accountKeeper authz.AccountKeeper
bankKeeper authz.BankKeeper
registry cdctypes.InterfaceRegistry
}
// NewAppModule creates a new AppModule object
func NewAppModule(cdc codec.Codec, keeper keeper.Keeper, ak authz.AccountKeeper, bk authz.BankKeeper, registry cdctypes.InterfaceRegistry) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{cdc: cdc},
keeper: keeper,
accountKeeper: ak,
bankKeeper: bk,
registry: registry,
}
}
// Name returns the authz module's name.
func (AppModule) Name() string {
return authz.ModuleName
}
// RegisterInvariants does nothing, there are no invariants to enforce
func (AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
// Deprecated: Route returns the message routing key for the authz module.
func (am AppModule) Route() sdk.Route {
return sdk.Route{}
}
func (am AppModule) NewHandler() sdk.Handler {
return nil
}
// QuerierRoute returns the route we respond to for abci queries
func (AppModule) QuerierRoute() string { return "" }
// LegacyQuerierHandler returns the authz module sdk.Querier.
func (am AppModule) LegacyQuerierHandler(legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
return nil
}
// InitGenesis performs genesis initialization for the authz module. It returns
// no validator updates.
func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, data json.RawMessage) []abci.ValidatorUpdate {
var genesisState authz.GenesisState
cdc.MustUnmarshalJSON(data, &genesisState)
am.keeper.InitGenesis(ctx, &genesisState)
return []abci.ValidatorUpdate{}
}
// ExportGenesis returns the exported genesis state as raw bytes for the authz
// module.
func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.RawMessage {
gs := am.keeper.ExportGenesis(ctx)
return cdc.MustMarshalJSON(gs)
}
// ConsensusVersion implements AppModule/ConsensusVersion.
func (AppModule) ConsensusVersion() uint64 { return 1 }
func (am AppModule) BeginBlock(ctx sdk.Context, req abci.RequestBeginBlock) {}
// EndBlock does nothing
func (am AppModule) EndBlock(ctx sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}
// ____________________________________________________________________________
// AppModuleSimulation functions
// GenerateGenesisState creates a randomized GenState of the authz module.
func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState)
}
// ProposalContents returns all the authz content functions used to
// simulate governance proposals.
func (am AppModule) ProposalContents(simState module.SimulationState) []simtypes.WeightedProposalContent {
return nil
}
// RandomizedParams creates randomized authz param changes for the simulator.
func (AppModule) RandomizedParams(r *rand.Rand) []simtypes.ParamChange {
return nil
}
// RegisterStoreDecoder registers a decoder for authz module's types
func (am AppModule) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
sdr[keeper.StoreKey] = simulation.NewDecodeStore(am.cdc)
}
// WeightedOperations returns the all the gov module operations with their respective weights.
func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
return simulation.WeightedOperations(
simState.AppParams, simState.Cdc,
am.accountKeeper, am.bankKeeper, am.keeper, am.cdc,
)
}