Add ADR 031 BaseApp and codec infrastructure #7519
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| package baseapp | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
|
|
||
| "github.com/gogo/protobuf/proto" | ||
|
|
||
| gogogrpc "github.com/gogo/protobuf/grpc" | ||
| "google.golang.org/grpc" | ||
|
|
||
| codectypes "github.com/cosmos/cosmos-sdk/codec/types" | ||
| sdk "github.com/cosmos/cosmos-sdk/types" | ||
| ) | ||
|
|
||
| // MsgServiceRouter routes fully-qualified Msg service methods to their handler. | ||
| type MsgServiceRouter struct { | ||
| interfaceRegistry codectypes.InterfaceRegistry | ||
| routes map[string]MsgServiceHandler | ||
| } | ||
|
|
||
| var _ gogogrpc.Server = &MsgServiceRouter{} | ||
|
|
||
| // NewMsgServiceRouter creates a new MsgServiceRouter. | ||
| func NewMsgServiceRouter() *MsgServiceRouter { | ||
| return &MsgServiceRouter{ | ||
| routes: map[string]MsgServiceHandler{}, | ||
| } | ||
| } | ||
|
|
||
| // MsgServiceHandler defines a function type which handles Msg service message. | ||
| type MsgServiceHandler = func(ctx sdk.Context, req sdk.MsgRequest) (*sdk.Result, error) | ||
|
|
||
| // Handler returns the MsgServiceHandler for a given query route path or nil | ||
| // if not found. | ||
| func (msr *MsgServiceRouter) Handler(methodName string) MsgServiceHandler { | ||
| return msr.routes[methodName] | ||
| } | ||
|
|
||
| // RegisterService implements the gRPC Server.RegisterService method. sd is a gRPC | ||
| // service description, handler is an object which implements that gRPC service. | ||
| func (msr *MsgServiceRouter) RegisterService(sd *grpc.ServiceDesc, handler interface{}) { | ||
| // Adds a top-level query handler based on the gRPC service name. | ||
| for _, method := range sd.Methods { | ||
| fqMethod := fmt.Sprintf("/%s/%s", sd.ServiceName, method.MethodName) | ||
| methodHandler := method.Handler | ||
|
|
||
| // NOTE: This is how we pull the concrete request type for each handler for registering in the InterfaceRegistry. | ||
| // This approach is maybe a bit hacky, but less hacky than reflecting on the handler object itself. | ||
| // We use a no-op interceptor to avoid actually calling into the handler itself. | ||
|
|
||
| _, _ = methodHandler(nil, context.Background(), func(i interface{}) error { | ||
| msg, ok := i.(proto.Message) | ||
| if !ok { | ||
| // We panic here because there is no other alternative and the app cannot be initialized correctly | ||
| // this should only happen if there is a problem with code generation in which case the app won't | ||
| // work correctly anyway. | ||
| panic(fmt.Errorf("can't register request type %T for service method %s", i, fqMethod)) | ||
| } | ||
|
|
||
| msr.interfaceRegistry.RegisterCustomTypeURL((*sdk.MsgRequest)(nil), fqMethod, msg) | ||
amaury1093 marked this conversation as resolved.
Show resolved
Hide resolved
|
||
| return nil | ||
| }, func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error) { | ||
| return nil, nil | ||
| }) | ||
|
|
||
| msr.routes[fqMethod] = func(ctx sdk.Context, req sdk.MsgRequest) (*sdk.Result, error) { | ||
| ctx = ctx.WithEventManager(sdk.NewEventManager()) | ||
|
|
||
| // Call the method handler from the service description with the handler object. | ||
| res, err := methodHandler(handler, sdk.WrapSDKContext(ctx), func(_ interface{}) error { | ||
| // We don't do any decoding here because the decoding was already done. | ||
| return nil | ||
| }, func(goCtx context.Context, _ interface{}, _ *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) { | ||
| goCtx = context.WithValue(goCtx, sdk.SdkContextKey, ctx) | ||
| return handler(goCtx, req) | ||
| }) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| resMsg, ok := res.(proto.Message) | ||
| if !ok { | ||
| return nil, fmt.Errorf("can't proto encode %T", resMsg) | ||
| } | ||
|
|
||
| return sdk.WrapServiceResult(ctx, resMsg, err) | ||
amaury1093 marked this conversation as resolved.
Show resolved
Hide resolved
|
||
| } | ||
| } | ||
| } | ||
|
|
||
| // SetInterfaceRegistry sets the interface registry for the router. | ||
| func (msr *MsgServiceRouter) SetInterfaceRegistry(interfaceRegistry codectypes.InterfaceRegistry) { | ||
| msr.interfaceRegistry = interfaceRegistry | ||
| } | ||
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| package baseapp_test | ||
|
|
||
| import ( | ||
| "os" | ||
| "testing" | ||
|
|
||
| "github.com/cosmos/cosmos-sdk/baseapp" | ||
|
|
||
| tmproto "github.com/tendermint/tendermint/proto/tendermint/types" | ||
|
|
||
| "github.com/stretchr/testify/require" | ||
| abci "github.com/tendermint/tendermint/abci/types" | ||
| "github.com/tendermint/tendermint/libs/log" | ||
| dbm "github.com/tendermint/tm-db" | ||
|
|
||
| "github.com/cosmos/cosmos-sdk/client/tx" | ||
| "github.com/cosmos/cosmos-sdk/simapp" | ||
| "github.com/cosmos/cosmos-sdk/testutil/testdata" | ||
| "github.com/cosmos/cosmos-sdk/types/tx/signing" | ||
| authsigning "github.com/cosmos/cosmos-sdk/x/auth/signing" | ||
| ) | ||
|
|
||
| func TestMsgService(t *testing.T) { | ||
| priv, _, _ := testdata.KeyTestPubAddr() | ||
| encCfg := simapp.MakeEncodingConfig() | ||
| db := dbm.NewMemDB() | ||
| app := baseapp.NewBaseApp("test", log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db, encCfg.TxConfig.TxDecoder()) | ||
| app.SetInterfaceRegistry(encCfg.InterfaceRegistry) | ||
| testdata.RegisterMsgServer( | ||
| app.MsgServiceRouter(), | ||
| testdata.MsgServerImpl{}, | ||
| ) | ||
| _ = app.BeginBlock(abci.RequestBeginBlock{Header: tmproto.Header{Height: 1}}) | ||
|
|
||
| msg := testdata.NewServiceMsgCreateDog(&testdata.MsgCreateDog{Dog: &testdata.Dog{Name: "Spot"}}) | ||
| txBuilder := encCfg.TxConfig.NewTxBuilder() | ||
| txBuilder.SetFeeAmount(testdata.NewTestFeeAmount()) | ||
| txBuilder.SetGasLimit(testdata.NewTestGasLimit()) | ||
| err := txBuilder.SetMsgs(msg) | ||
| require.NoError(t, err) | ||
|
|
||
| // First round: we gather all the signer infos. We use the "set empty | ||
| // signature" hack to do that. | ||
| sigV2 := signing.SignatureV2{ | ||
| PubKey: priv.PubKey(), | ||
| Data: &signing.SingleSignatureData{ | ||
| SignMode: encCfg.TxConfig.SignModeHandler().DefaultMode(), | ||
| Signature: nil, | ||
| }, | ||
| Sequence: 0, | ||
| } | ||
|
|
||
| err = txBuilder.SetSignatures(sigV2) | ||
| require.NoError(t, err) | ||
|
|
||
| // Second round: all signer infos are set, so each signer can sign. | ||
| signerData := authsigning.SignerData{ | ||
| ChainID: "test", | ||
| AccountNumber: 0, | ||
| Sequence: 0, | ||
| } | ||
| sigV2, err = tx.SignWithPrivKey( | ||
| encCfg.TxConfig.SignModeHandler().DefaultMode(), signerData, | ||
| txBuilder, priv, encCfg.TxConfig, 0) | ||
| require.NoError(t, err) | ||
| err = txBuilder.SetSignatures(sigV2) | ||
| require.NoError(t, err) | ||
|
|
||
| // Send the tx to the app | ||
| txBytes, err := encCfg.TxConfig.TxEncoder()(txBuilder.GetTx()) | ||
| require.NoError(t, err) | ||
| res := app.DeliverTx(abci.RequestDeliverTx{Tx: txBytes}) | ||
| require.Equal(t, abci.CodeTypeOK, res.Code, "res=%+v", res) | ||
| } |
Oops, something went wrong.
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
not introduced in this PR, but in #7518 (comment)