feat(core,runtime): transaction service (exec mode)

CHANGELOG.md

@@ -42,8 +42,9 @@ Every module contains its own CHANGELOG.md. Please refer to the module you are i
 
 ### Features
 
+* (runtime) [#19953](https://github.com/cosmos/cosmos-sdk/pull/19953) Implement `core/transaction.Service` in runtime.
 * (client) [#19905](https://github.com/cosmos/cosmos-sdk/pull/19905) Add grpc client config to `client.toml`.
-* (runtime) [#19571](https://github.com/cosmos/cosmos-sdk/pull/19571) Implement `core/router.Service` it in runtime. This service is present in all modules (when using depinject).
+* (runtime) [#19571](https://github.com/cosmos/cosmos-sdk/pull/19571) Implement `core/router.Service` in runtime. This service is present in all modules (when using depinject).
 * (types) [#19164](https://github.com/cosmos/cosmos-sdk/pull/19164) Add a ValueCodec for the math.Uint type that can be used in collections maps.
 * (types) [#19281](https://github.com/cosmos/cosmos-sdk/pull/19281) Added a new method, `IsGT`, for `types.Coin`. This method is used to check if a `types.Coin` is greater than another `types.Coin`.
 * (client) [#18557](https://github.com/cosmos/cosmos-sdk/pull/18557) Add `--qrcode` flag to `keys show` command to support displaying keys address QR code.

core/CHANGELOG.md

@@ -38,6 +38,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Features
 
+* [#19953](https://github.com/cosmos/cosmos-sdk/pull/19953) Add transaction service.
 * [#18379](https://github.com/cosmos/cosmos-sdk/pull/18379) Add branch service.
 * [#18457](https://github.com/cosmos/cosmos-sdk/pull/18457) Add branch.ExecuteWithGasLimit.
 * [#19041](https://github.com/cosmos/cosmos-sdk/pull/19041) Add `appmodule.Environment` interface to fetch different services

core/appmodule/v2/environment.go

@@ -7,18 +7,20 @@ import (
 	"cosmossdk.io/core/header"
 	"cosmossdk.io/core/router"
 	"cosmossdk.io/core/store"
+	"cosmossdk.io/core/transaction"
 	"cosmossdk.io/log"
 )
 
 // Environment is used to get all services to their respective module
 type Environment struct {
 	Logger log.Logger
 
-	BranchService branch.Service
-	EventService  event.Service
-	GasService    gas.Service
-	HeaderService header.Service
-	RouterService router.Service
+	BranchService      branch.Service
+	EventService       event.Service
+	GasService         gas.Service
+	HeaderService      header.Service
+	RouterService      router.Service
+	TransactionService transaction.Service
 
 	KVStoreService  store.KVStoreService
 	MemStoreService store.MemoryStoreService

core/transaction/service.go

@@ -0,0 +1,24 @@
+package transaction
+
+import "context"
+
+// ExecMode defines the execution mode
+type ExecMode uint8
+
+// All possible execution modes.
+// For backwards compatibility and easier casting, the exec mode values must be the same as in cosmos/cosmos-sdk/types package.
+const (
+	ExecModeCheck ExecMode = iota
+	_
+	ExecModeSimulate
+	_
+	_
+	_
+	_
+	ExecModeFinalize
+)
+
+// Service creates a transaction service.
+type Service interface {
+	ExecMode(ctx context.Context) ExecMode
+}

runtime/environment.go

@@ -17,12 +17,13 @@ func NewEnvironment(
 	opts ...EnvOption,
 ) appmodule.Environment {
 	env := appmodule.Environment{
-		Logger:         logger,
-		EventService:   EventService{},
-		HeaderService:  HeaderService{},
-		BranchService:  BranchService{},
-		GasService:     GasService{},
-		KVStoreService: kvService,
+		Logger:             logger,
+		EventService:       EventService{},
+		HeaderService:      HeaderService{},
+		BranchService:      BranchService{},
+		GasService:         GasService{},
+		TransactionService: TransactionService{},
+		KVStoreService:     kvService,
 	}
 
 	for _, opt := range opts {

runtime/module.go

@@ -11,6 +11,8 @@ import (
 	runtimev1alpha1 "cosmossdk.io/api/cosmos/app/runtime/v1alpha1"
 	appv1alpha1 "cosmossdk.io/api/cosmos/app/v1alpha1"
 	authmodulev1 "cosmossdk.io/api/cosmos/auth/module/v1"
+	autocliv1 "cosmossdk.io/api/cosmos/autocli/v1"
+	reflectionv1 "cosmossdk.io/api/cosmos/reflection/v1"
 	stakingmodulev1 "cosmossdk.io/api/cosmos/staking/module/v1"
 	"cosmossdk.io/core/address"
 	"cosmossdk.io/core/appmodule"
@@ -31,19 +33,47 @@ import (
 	"github.com/cosmos/cosmos-sdk/types/msgservice"
 )
 
+// appModule defines runtime as an AppModule
 type appModule struct {
 	app *App
 }
 
+func (m appModule) IsOnePerModuleType() {}
+func (m appModule) IsAppModule()        {}
+
 func (m appModule) RegisterServices(configurator module.Configurator) { // nolint:staticcheck // SA1019: Configurator is deprecated but still used in runtime v1.
 	err := m.app.registerRuntimeServices(configurator)
 	if err != nil {
 		panic(err)
 	}
 }
 
-func (m appModule) IsOnePerModuleType() {}
-func (m appModule) IsAppModule()        {}
+func (m appModule) AutoCLIOptions() *autocliv1.ModuleOptions {
+	return &autocliv1.ModuleOptions{
+		Query: &autocliv1.ServiceCommandDescriptor{
+			SubCommands: map[string]*autocliv1.ServiceCommandDescriptor{
+				"autocli": {
+					Service: autocliv1.Query_ServiceDesc.ServiceName,
+					RpcCommandOptions: []*autocliv1.RpcCommandOptions{
+						{
+							RpcMethod: "AppOptions",
+							Short:     "Query the custom autocli options",
+						},
+					},
+				},
+				"reflection": {
+					Service: reflectionv1.ReflectionService_ServiceDesc.ServiceName,
+					RpcCommandOptions: []*autocliv1.RpcCommandOptions{
+						{
+							RpcMethod: "FileDescriptors",
+							Short:     "Query the app's protobuf file descriptors",
+						},
+					},
+				},
+			},
+		},
+	}
+}
 
 var (
 	_ appmodule.AppModule = appModule{}

runtime/transaction.go

@@ -0,0 +1,19 @@
+package runtime
+
+import (
+	"context"
+
+	"cosmossdk.io/core/transaction"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
+
+var _ transaction.Service = TransactionService{}
+
+type TransactionService struct{}
+
+// ExecMode implements transaction.Service.
+func (t TransactionService) ExecMode(ctx context.Context) transaction.ExecMode {
+	sdkCtx := sdk.UnwrapSDKContext(ctx)
+	return transaction.ExecMode(sdkCtx.ExecMode())
+}