|
package types // nolint: goimports
|
|
|
|
import (
|
|
context "golang.org/x/net/context"
|
|
)
|
|
|
|
// Application is an interface that enables any finite, deterministic state machine
|
|
// to be driven by a blockchain-based replication engine via the ABCI.
|
|
// All methods take a RequestXxx argument and return a ResponseXxx argument,
|
|
// except CheckTx/DeliverTx, which take `tx []byte`, and `Commit`, which takes nothing.
|
|
type Application interface {
|
|
// Info/Query Connection
|
|
Info(RequestInfo) ResponseInfo // Return application info
|
|
SetOption(RequestSetOption) ResponseSetOption // Set application option
|
|
Query(RequestQuery) ResponseQuery // Query for state
|
|
|
|
// Mempool Connection
|
|
CheckTx(RequestCheckTx) ResponseCheckTx // Validate a tx for the mempool
|
|
|
|
// Consensus Connection
|
|
InitChain(RequestInitChain) ResponseInitChain // Initialize blockchain w validators/other info from TendermintCore
|
|
BeginBlock(RequestBeginBlock) ResponseBeginBlock // Signals the beginning of a block
|
|
DeliverTx(RequestDeliverTx) ResponseDeliverTx // Deliver a tx for full processing
|
|
EndBlock(RequestEndBlock) ResponseEndBlock // Signals the end of a block, returns changes to the validator set
|
|
Commit() ResponseCommit // Commit the state and return the application Merkle root hash
|
|
|
|
// State Sync Connection
|
|
ListSnapshots(RequestListSnapshots) ResponseListSnapshots // List available snapshots
|
|
OfferSnapshot(RequestOfferSnapshot) ResponseOfferSnapshot // Offer a snapshot to the application
|
|
LoadSnapshotChunk(RequestLoadSnapshotChunk) ResponseLoadSnapshotChunk // Load a snapshot chunk
|
|
ApplySnapshotChunk(RequestApplySnapshotChunk) ResponseApplySnapshotChunk // Apply a shapshot chunk
|
|
}
|
|
|
|
//-------------------------------------------------------
|
|
// BaseApplication is a base form of Application
|
|
|
|
var _ Application = (*BaseApplication)(nil)
|
|
|
|
type BaseApplication struct {
|
|
}
|
|
|
|
func NewBaseApplication() *BaseApplication {
|
|
return &BaseApplication{}
|
|
}
|
|
|
|
func (BaseApplication) Info(req RequestInfo) ResponseInfo {
|
|
return ResponseInfo{}
|
|
}
|
|
|
|
func (BaseApplication) SetOption(req RequestSetOption) ResponseSetOption {
|
|
return ResponseSetOption{}
|
|
}
|
|
|
|
func (BaseApplication) DeliverTx(req RequestDeliverTx) ResponseDeliverTx {
|
|
return ResponseDeliverTx{Code: CodeTypeOK}
|
|
}
|
|
|
|
func (BaseApplication) CheckTx(req RequestCheckTx) ResponseCheckTx {
|
|
return ResponseCheckTx{Code: CodeTypeOK}
|
|
}
|
|
|
|
func (BaseApplication) Commit() ResponseCommit {
|
|
return ResponseCommit{}
|
|
}
|
|
|
|
func (BaseApplication) Query(req RequestQuery) ResponseQuery {
|
|
return ResponseQuery{Code: CodeTypeOK}
|
|
}
|
|
|
|
func (BaseApplication) InitChain(req RequestInitChain) ResponseInitChain {
|
|
return ResponseInitChain{}
|
|
}
|
|
|
|
func (BaseApplication) BeginBlock(req RequestBeginBlock) ResponseBeginBlock {
|
|
return ResponseBeginBlock{}
|
|
}
|
|
|
|
func (BaseApplication) EndBlock(req RequestEndBlock) ResponseEndBlock {
|
|
return ResponseEndBlock{}
|
|
}
|
|
|
|
func (BaseApplication) ListSnapshots(req RequestListSnapshots) ResponseListSnapshots {
|
|
return ResponseListSnapshots{}
|
|
}
|
|
|
|
func (BaseApplication) OfferSnapshot(req RequestOfferSnapshot) ResponseOfferSnapshot {
|
|
return ResponseOfferSnapshot{}
|
|
}
|
|
|
|
func (BaseApplication) LoadSnapshotChunk(req RequestLoadSnapshotChunk) ResponseLoadSnapshotChunk {
|
|
return ResponseLoadSnapshotChunk{}
|
|
}
|
|
|
|
func (BaseApplication) ApplySnapshotChunk(req RequestApplySnapshotChunk) ResponseApplySnapshotChunk {
|
|
return ResponseApplySnapshotChunk{}
|
|
}
|
|
|
|
//-------------------------------------------------------
|
|
|
|
// GRPCApplication is a GRPC wrapper for Application
|
|
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{Message: 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) {
|
|
res := app.app.Info(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) SetOption(ctx context.Context, req *RequestSetOption) (*ResponseSetOption, error) {
|
|
res := app.app.SetOption(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) DeliverTx(ctx context.Context, req *RequestDeliverTx) (*ResponseDeliverTx, error) {
|
|
res := app.app.DeliverTx(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) CheckTx(ctx context.Context, req *RequestCheckTx) (*ResponseCheckTx, error) {
|
|
res := app.app.CheckTx(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) Query(ctx context.Context, req *RequestQuery) (*ResponseQuery, error) {
|
|
res := app.app.Query(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) Commit(ctx context.Context, req *RequestCommit) (*ResponseCommit, error) {
|
|
res := app.app.Commit()
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) InitChain(ctx context.Context, req *RequestInitChain) (*ResponseInitChain, error) {
|
|
res := app.app.InitChain(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) BeginBlock(ctx context.Context, req *RequestBeginBlock) (*ResponseBeginBlock, error) {
|
|
res := app.app.BeginBlock(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) EndBlock(ctx context.Context, req *RequestEndBlock) (*ResponseEndBlock, error) {
|
|
res := app.app.EndBlock(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) ListSnapshots(
|
|
ctx context.Context, req *RequestListSnapshots) (*ResponseListSnapshots, error) {
|
|
res := app.app.ListSnapshots(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) OfferSnapshot(
|
|
ctx context.Context, req *RequestOfferSnapshot) (*ResponseOfferSnapshot, error) {
|
|
res := app.app.OfferSnapshot(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) LoadSnapshotChunk(
|
|
ctx context.Context, req *RequestLoadSnapshotChunk) (*ResponseLoadSnapshotChunk, error) {
|
|
res := app.app.LoadSnapshotChunk(*req)
|
|
return &res, nil
|
|
}
|
|
|
|
func (app *GRPCApplication) ApplySnapshotChunk(
|
|
ctx context.Context, req *RequestApplySnapshotChunk) (*ResponseApplySnapshotChunk, error) {
|
|
res := app.app.ApplySnapshotChunk(*req)
|
|
return &res, nil
|
|
}
|