refactor: improve x/upgrade app wiring (part of upgrade audit) (cos…

…mos#14216)

app.go

@@ -4,7 +4,6 @@ package simapp
 
 import (
 	"encoding/json"
-	"fmt"
 	"io"
 	"os"
 	"path/filepath"
@@ -184,7 +183,7 @@ type SimApp struct {
 	DistrKeeper           distrkeeper.Keeper
 	GovKeeper             govkeeper.Keeper
 	CrisisKeeper          *crisiskeeper.Keeper
-	UpgradeKeeper         upgradekeeper.Keeper
+	UpgradeKeeper         *upgradekeeper.Keeper
 	ParamsKeeper          paramskeeper.Keeper
 	AuthzKeeper           authzkeeper.Keeper
 	EvidenceKeeper        evidencekeeper.Keeper
@@ -265,7 +264,7 @@ func NewSimApp(
 
 	// load state streaming if enabled
 	if _, _, err := streaming.LoadStreamingServices(bApp, appOpts, appCodec, logger, keys); err != nil {
-		fmt.Printf("failed to load state streaming: %s", err)
+		logger.Error("failed to load state streaming", "err", err)
 		os.Exit(1)
 	}
 
@@ -360,15 +359,15 @@ func NewSimApp(
 		app.StakingKeeper, app.MsgServiceRouter(), govConfig, authtypes.NewModuleAddress(govtypes.ModuleName).String(),
 	)
 
+	// Set legacy router for backwards compatibility with gov v1beta1
+	govKeeper.SetLegacyRouter(govRouter)
+
 	app.GovKeeper = *govKeeper.SetHooks(
 		govtypes.NewMultiGovHooks(
 		// register the governance hooks
 		),
 	)
 
-	// Set legacy router for backwards compatibility with gov v1beta1
-	govKeeper.SetLegacyRouter(govRouter)
-
 	app.NFTKeeper = nftkeeper.NewKeeper(keys[nftkeeper.StoreKey], appCodec, app.AccountKeeper, app.BankKeeper)
 
 	// create evidence keeper with router
@@ -514,7 +513,7 @@ func NewSimApp(
 
 	if loadLatest {
 		if err := app.LoadLatestVersion(); err != nil {
-			fmt.Println(err.Error())
+			logger.Error("error on loading last version", "err", err)
 			os.Exit(1)
 		}
 	}

app_config.go

@@ -148,7 +148,7 @@ var (
 							KvStoreKey: "acc",
 						},
 					},
-					// InitGenesis: genesisModuleOrder,
+					InitGenesis: genesisModuleOrder,
 					// When ExportGenesis is not specified, the export genesis module order
 					// is equal to the init genesis order
 					// ExportGenesis: genesisModuleOrder,

app_v2.go

@@ -4,12 +4,10 @@ package simapp
 
 import (
 	_ "embed"
-	"fmt"
 	"io"
 	"os"
 	"path/filepath"
 
-	abci "github.com/tendermint/tendermint/abci/types"
 	"github.com/tendermint/tendermint/libs/log"
 	dbm "github.com/tendermint/tm-db"
 
@@ -27,7 +25,6 @@ import (
 	"github.com/cosmos/cosmos-sdk/store/streaming"
 	storetypes "github.com/cosmos/cosmos-sdk/store/types"
 	"github.com/cosmos/cosmos-sdk/testutil/testdata_pulsar"
-	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/types/module"
 	"github.com/cosmos/cosmos-sdk/x/auth"
 	authkeeper "github.com/cosmos/cosmos-sdk/x/auth/keeper"
@@ -136,7 +133,7 @@ type SimApp struct {
 	DistrKeeper           distrkeeper.Keeper
 	GovKeeper             *govkeeper.Keeper
 	CrisisKeeper          *crisiskeeper.Keeper
-	UpgradeKeeper         upgradekeeper.Keeper
+	UpgradeKeeper         *upgradekeeper.Keeper
 	ParamsKeeper          paramskeeper.Keeper
 	AuthzKeeper           authzkeeper.Keeper
 	EvidenceKeeper        evidencekeeper.Keeper
@@ -250,18 +247,12 @@ func NewSimApp(
 
 	// load state streaming if enabled
 	if _, _, err := streaming.LoadStreamingServices(app.App.BaseApp, appOpts, app.appCodec, logger, app.kvStoreKeys()); err != nil {
-		fmt.Printf("failed to load state streaming: %s", err)
+		logger.Error("failed to load state streaming", "err", err)
 		os.Exit(1)
 	}
 
 	/****  Module Options ****/
 
-	// Set upgrade module options
-	app.UpgradeKeeper.SetVersionSetter(app.BaseApp)
-
-	app.ModuleManager.SetOrderInitGenesis(genesisModuleOrder...)
-	app.ModuleManager.SetOrderExportGenesis(genesisModuleOrder...)
-
 	app.ModuleManager.RegisterInvariants(app.CrisisKeeper)
 
 	// RegisterUpgradeHandlers is used for registering any on-chain upgrades.
@@ -281,8 +272,16 @@ func NewSimApp(
 
 	app.sm.RegisterStoreDecoders()
 
-	// initialize BaseApp
-	app.SetInitChainer(app.InitChainer)
+	// A custom InitChainer can be set if extra pre-init-genesis logic is required.
+	// By default, when using app wiring enabled module, this is not required.
+	// For instance, the upgrade module will set automatically the module version map in its init genesis thanks to app wiring.
+	// However, when registering a module manually (i.e. that does not support app wiring), the module version map
+	// must be set manually as follow. The upgrade module will de-duplicate the module version map.
+	//
+	// app.SetInitChainer(func(ctx sdk.Context, req abci.RequestInitChain) abci.ResponseInitChain {
+	// 	app.UpgradeKeeper.SetModuleVersionMap(ctx, app.ModuleManager.GetVersionMap())
+	// 	return app.App.InitChainer(ctx, req)
+	// })
 
 	if err := app.Load(loadLatest); err != nil {
 		panic(err)
@@ -294,12 +293,6 @@ func NewSimApp(
 // Name returns the name of the App
 func (app *SimApp) Name() string { return app.BaseApp.Name() }
 
-// InitChainer application update at chain initialization
-func (app *SimApp) InitChainer(ctx sdk.Context, req abci.RequestInitChain) abci.ResponseInitChain {
-	app.UpgradeKeeper.SetModuleVersionMap(ctx, app.ModuleManager.GetVersionMap())
-	return app.App.InitChainer(ctx, req)
-}
-
 // LegacyAmino returns SimApp's amino codec.
 //
 // NOTE: This is solely to be used for testing purposes as it may be desirable

state.go

@@ -144,7 +144,6 @@ func AppStateRandomizedFn(
 	accs []simtypes.Account, genesisTimestamp time.Time, appParams simtypes.AppParams,
 ) (json.RawMessage, []simtypes.Account) {
 	numAccs := int64(len(accs))
-	// TODO - in case runtime.RegisterModules(...) is used, the genesis state of the module won't be reflected here
 	genesisState := ModuleBasics.DefaultGenesis(cdc)
 
 	// generate a random amount of initial stake coins and a random initial