base grpc support

types/application.go

@@ -1,5 +1,9 @@
 package types
 
+import (
+	context "golang.org/x/net/context"
+)
+
 // Applications
 type Application interface {
 
@@ -36,3 +40,70 @@ type BlockchainAware interface {
 	// diffs: changed validators from app to TendermintCore
 	EndBlock(height uint64) (diffs []*Validator)
 }
+
+//------------------------------------
+type GRPCApplication struct {
+	app Application
+}
+
+func NewGRPCApplication(app Application) *GRPCApplication {
+	return &GRPCApplication{app}
+}
+
+func (app *GRPCApplication) Echo(ctx context.Context, req *RequestEcho) (*ResponseEcho, error) {
+	return &ResponseEcho{req.Message}, nil
+}
+
+func (app *GRPCApplication) Flush(ctx context.Context, req *RequestFlush) (*ResponseFlush, error) {
+	return &ResponseFlush{}, nil
+}
+
+func (app *GRPCApplication) Info(ctx context.Context, req *RequestInfo) (*ResponseInfo, error) {
+	return &ResponseInfo{app.app.Info()}, nil
+}
+
+func (app *GRPCApplication) SetOption(ctx context.Context, req *RequestSetOption) (*ResponseSetOption, error) {
+	return &ResponseSetOption{app.app.SetOption(req.Key, req.Value)}, nil
+}
+
+func (app *GRPCApplication) AppendTx(ctx context.Context, req *RequestAppendTx) (*ResponseAppendTx, error) {
+	r := app.app.AppendTx(req.Tx)
+	return &ResponseAppendTx{r.Code, r.Data, r.Log}, nil
+}
+
+func (app *GRPCApplication) CheckTx(ctx context.Context, req *RequestCheckTx) (*ResponseCheckTx, error) {
+	r := app.app.CheckTx(req.Tx)
+	return &ResponseCheckTx{r.Code, r.Data, r.Log}, nil
+}
+
+func (app *GRPCApplication) Query(ctx context.Context, req *RequestQuery) (*ResponseQuery, error) {
+	r := app.app.Query(req.Query)
+	return &ResponseQuery{r.Code, r.Data, r.Log}, nil
+}
+
+func (app *GRPCApplication) Commit(ctx context.Context, req *RequestCommit) (*ResponseCommit, error) {
+	r := app.app.Commit()
+	return &ResponseCommit{r.Code, r.Data, r.Log}, nil
+}
+
+func (app *GRPCApplication) InitChain(ctx context.Context, req *RequestInitChain) (*ResponseInitChain, error) {
+	if chainAware, ok := app.app.(BlockchainAware); ok {
+		chainAware.InitChain(req.Validators)
+	}
+	return &ResponseInitChain{}, nil
+}
+
+func (app *GRPCApplication) BeginBlock(ctx context.Context, req *RequestBeginBlock) (*ResponseBeginBlock, error) {
+	if chainAware, ok := app.app.(BlockchainAware); ok {
+		chainAware.BeginBlock(req.Height)
+	}
+	return &ResponseBeginBlock{}, nil
+}
+
+func (app *GRPCApplication) EndBlock(ctx context.Context, req *RequestEndBlock) (*ResponseEndBlock, error) {
+	if chainAware, ok := app.app.(BlockchainAware); ok {
+		diffs := chainAware.EndBlock(req.Height)
+		return &ResponseEndBlock{diffs}, nil
+	}
+	return &ResponseEndBlock{}, nil
+}