cosmos-sdk/x/upgrade/module.go
2024-01-13 20:42:45 +00:00

150 lines
4.6 KiB
Go

package upgrade
import (
"context"
"encoding/json"
"fmt"
gwruntime "github.com/grpc-ecosystem/grpc-gateway/runtime"
"github.com/spf13/cobra"
"cosmossdk.io/core/address"
"cosmossdk.io/core/appmodule"
"cosmossdk.io/x/upgrade/client/cli"
"cosmossdk.io/x/upgrade/keeper"
"cosmossdk.io/x/upgrade/types"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/codec"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
"github.com/cosmos/cosmos-sdk/types/module"
)
func init() {
types.RegisterLegacyAminoCodec(codec.NewLegacyAmino())
}
// ConsensusVersion defines the current x/upgrade module consensus version.
const ConsensusVersion uint64 = 3
var (
_ module.AppModuleBasic = AppModule{}
_ module.HasGenesis = AppModule{}
_ module.HasServices = AppModule{}
_ appmodule.AppModule = AppModule{}
_ appmodule.HasPreBlocker = AppModule{}
)
// AppModuleBasic implements the sdk.AppModuleBasic interface
type AppModuleBasic struct{}
// Name returns the ModuleName
func (AppModuleBasic) Name() string {
return types.ModuleName
}
// RegisterLegacyAminoCodec registers the upgrade types on the LegacyAmino codec
func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
types.RegisterLegacyAminoCodec(cdc)
}
// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the upgrade module.
func (AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx client.Context, mux *gwruntime.ServeMux) {
if err := types.RegisterQueryHandlerClient(context.Background(), mux, types.NewQueryClient(clientCtx)); err != nil {
panic(err)
}
}
// GetTxCmd returns the CLI transaction commands for this module
func (ab AppModuleBasic) GetTxCmd() *cobra.Command {
return cli.GetTxCmd()
}
// RegisterInterfaces registers interfaces and implementations of the upgrade module.
func (AppModuleBasic) RegisterInterfaces(registry codectypes.InterfaceRegistry) {
types.RegisterInterfaces(registry)
}
// AppModule implements the sdk.AppModule interface
type AppModule struct {
AppModuleBasic
keeper *keeper.Keeper
}
// NewAppModule creates a new AppModule object
func NewAppModule(keeper *keeper.Keeper, ac address.Codec) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{},
keeper: keeper,
}
}
// IsAppModule implements the appmodule.AppModule interface.
func (am AppModule) IsAppModule() {}
// RegisterServices registers module services.
func (am AppModule) RegisterServices(cfg module.Configurator) {
types.RegisterMsgServer(cfg.MsgServer(), keeper.NewMsgServerImpl(am.keeper))
types.RegisterQueryServer(cfg.QueryServer(), am.keeper)
m := keeper.NewMigrator(am.keeper)
err := cfg.RegisterMigration(types.ModuleName, 1, m.Migrate1to2)
if err != nil {
panic(fmt.Sprintf("failed to migrate x/%s from version 1 to 2: %v", types.ModuleName, err))
}
err = cfg.RegisterMigration(types.ModuleName, 2, m.Migrate2to3)
if err != nil {
panic(fmt.Sprintf("failed to migrate x/%s from version 2 to 3: %v", types.ModuleName, err))
}
}
// InitGenesis is ignored, no sense in serializing future upgrades
func (am AppModule) InitGenesis(ctx context.Context, _ codec.JSONCodec, _ json.RawMessage) {
// set version map automatically if available
if versionMap := am.keeper.GetInitVersionMap(); versionMap != nil {
// chains can still use a custom init chainer for setting the version map
// this means that we need to combine the manually wired modules version map with app wiring enabled modules version map
moduleVM, err := am.keeper.GetModuleVersionMap(ctx)
if err != nil {
panic(err)
}
for name, version := range moduleVM {
if _, ok := versionMap[name]; !ok {
versionMap[name] = version
}
}
err = am.keeper.SetModuleVersionMap(ctx, versionMap)
if err != nil {
panic(err)
}
}
}
// DefaultGenesis is an empty object
func (AppModuleBasic) DefaultGenesis(_ codec.JSONCodec) json.RawMessage {
return []byte("{}")
}
// ValidateGenesis is always successful, as we ignore the value
func (AppModuleBasic) ValidateGenesis(_ codec.JSONCodec, _ client.TxEncodingConfig, _ json.RawMessage) error {
return nil
}
// ExportGenesis is always empty, as InitGenesis does nothing either
func (am AppModule) ExportGenesis(_ context.Context, cdc codec.JSONCodec) json.RawMessage {
return am.DefaultGenesis(cdc)
}
// ConsensusVersion implements AppModule/ConsensusVersion.
func (AppModule) ConsensusVersion() uint64 { return ConsensusVersion }
// PreBlock calls the upgrade module hooks
//
// CONTRACT: this is called *before* all other modules' BeginBlock functions
func (am AppModule) PreBlock(ctx context.Context) (appmodule.ResponsePreBlock, error) {
return PreBlocker(ctx, am.keeper)
}