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211 lines
6.9 KiB
211 lines
6.9 KiB
package types
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import (
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"context"
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)
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//go:generate ../../scripts/mockery_generate.sh Application
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// Application is an interface that enables any finite, deterministic state machine
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// to be driven by a blockchain-based replication engine via the ABCI.
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// All methods take a RequestXxx argument and return a ResponseXxx argument,
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// except CheckTx/DeliverTx, which take `tx []byte`, and `Commit`, which takes nothing.
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type Application interface {
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// Info/Query Connection
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Info(RequestInfo) ResponseInfo // Return application info
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Query(RequestQuery) ResponseQuery // Query for state
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// Mempool Connection
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CheckTx(RequestCheckTx) ResponseCheckTx // Validate a tx for the mempool
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// Consensus Connection
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InitChain(RequestInitChain) ResponseInitChain // Initialize blockchain w validators/other info from TendermintCore
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PrepareProposal(RequestPrepareProposal) ResponsePrepareProposal
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ProcessProposal(RequestProcessProposal) ResponseProcessProposal
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// Commit the state and return the application Merkle root hash
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Commit() ResponseCommit
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// Create application specific vote extension
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ExtendVote(RequestExtendVote) ResponseExtendVote
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// Verify application's vote extension data
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VerifyVoteExtension(RequestVerifyVoteExtension) ResponseVerifyVoteExtension
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// Deliver the decided block with its txs to the Application
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FinalizeBlock(RequestFinalizeBlock) ResponseFinalizeBlock
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// State Sync Connection
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ListSnapshots(RequestListSnapshots) ResponseListSnapshots // List available snapshots
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OfferSnapshot(RequestOfferSnapshot) ResponseOfferSnapshot // Offer a snapshot to the application
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LoadSnapshotChunk(RequestLoadSnapshotChunk) ResponseLoadSnapshotChunk // Load a snapshot chunk
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ApplySnapshotChunk(RequestApplySnapshotChunk) ResponseApplySnapshotChunk // Apply a shapshot chunk
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}
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//-------------------------------------------------------
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// BaseApplication is a base form of Application
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var _ Application = (*BaseApplication)(nil)
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type BaseApplication struct{}
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func NewBaseApplication() *BaseApplication {
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return &BaseApplication{}
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}
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func (BaseApplication) Info(req RequestInfo) ResponseInfo {
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return ResponseInfo{}
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}
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func (BaseApplication) CheckTx(req RequestCheckTx) ResponseCheckTx {
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return ResponseCheckTx{Code: CodeTypeOK}
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}
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func (BaseApplication) Commit() ResponseCommit {
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return ResponseCommit{}
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}
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func (BaseApplication) ExtendVote(req RequestExtendVote) ResponseExtendVote {
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return ResponseExtendVote{}
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}
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func (BaseApplication) VerifyVoteExtension(req RequestVerifyVoteExtension) ResponseVerifyVoteExtension {
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return ResponseVerifyVoteExtension{
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Status: ResponseVerifyVoteExtension_ACCEPT,
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}
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}
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func (BaseApplication) Query(req RequestQuery) ResponseQuery {
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return ResponseQuery{Code: CodeTypeOK}
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}
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func (BaseApplication) InitChain(req RequestInitChain) ResponseInitChain {
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return ResponseInitChain{}
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}
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func (BaseApplication) ListSnapshots(req RequestListSnapshots) ResponseListSnapshots {
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return ResponseListSnapshots{}
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}
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func (BaseApplication) OfferSnapshot(req RequestOfferSnapshot) ResponseOfferSnapshot {
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return ResponseOfferSnapshot{}
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}
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func (BaseApplication) LoadSnapshotChunk(req RequestLoadSnapshotChunk) ResponseLoadSnapshotChunk {
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return ResponseLoadSnapshotChunk{}
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}
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func (BaseApplication) ApplySnapshotChunk(req RequestApplySnapshotChunk) ResponseApplySnapshotChunk {
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return ResponseApplySnapshotChunk{}
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}
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func (BaseApplication) PrepareProposal(req RequestPrepareProposal) ResponsePrepareProposal {
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return ResponsePrepareProposal{ModifiedTxStatus: ResponsePrepareProposal_UNMODIFIED}
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}
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func (BaseApplication) ProcessProposal(req RequestProcessProposal) ResponseProcessProposal {
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return ResponseProcessProposal{Status: ResponseProcessProposal_ACCEPT}
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}
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func (BaseApplication) FinalizeBlock(req RequestFinalizeBlock) ResponseFinalizeBlock {
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txs := make([]*ExecTxResult, len(req.Txs))
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for i := range req.Txs {
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txs[i] = &ExecTxResult{Code: CodeTypeOK}
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}
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return ResponseFinalizeBlock{
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TxResults: txs,
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}
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}
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//-------------------------------------------------------
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// GRPCApplication is a GRPC wrapper for Application
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type GRPCApplication struct {
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app Application
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}
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func NewGRPCApplication(app Application) *GRPCApplication {
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return &GRPCApplication{app}
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}
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func (app *GRPCApplication) Echo(ctx context.Context, req *RequestEcho) (*ResponseEcho, error) {
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return &ResponseEcho{Message: req.Message}, nil
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}
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func (app *GRPCApplication) Flush(ctx context.Context, req *RequestFlush) (*ResponseFlush, error) {
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return &ResponseFlush{}, nil
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}
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func (app *GRPCApplication) Info(ctx context.Context, req *RequestInfo) (*ResponseInfo, error) {
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res := app.app.Info(*req)
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return &res, nil
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}
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func (app *GRPCApplication) CheckTx(ctx context.Context, req *RequestCheckTx) (*ResponseCheckTx, error) {
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res := app.app.CheckTx(*req)
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return &res, nil
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}
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func (app *GRPCApplication) Query(ctx context.Context, req *RequestQuery) (*ResponseQuery, error) {
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res := app.app.Query(*req)
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return &res, nil
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}
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func (app *GRPCApplication) Commit(ctx context.Context, req *RequestCommit) (*ResponseCommit, error) {
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res := app.app.Commit()
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return &res, nil
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}
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func (app *GRPCApplication) InitChain(ctx context.Context, req *RequestInitChain) (*ResponseInitChain, error) {
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res := app.app.InitChain(*req)
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return &res, nil
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}
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func (app *GRPCApplication) ListSnapshots(
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ctx context.Context, req *RequestListSnapshots) (*ResponseListSnapshots, error) {
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res := app.app.ListSnapshots(*req)
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return &res, nil
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}
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func (app *GRPCApplication) OfferSnapshot(
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ctx context.Context, req *RequestOfferSnapshot) (*ResponseOfferSnapshot, error) {
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res := app.app.OfferSnapshot(*req)
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return &res, nil
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}
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func (app *GRPCApplication) LoadSnapshotChunk(
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ctx context.Context, req *RequestLoadSnapshotChunk) (*ResponseLoadSnapshotChunk, error) {
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res := app.app.LoadSnapshotChunk(*req)
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return &res, nil
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}
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func (app *GRPCApplication) ApplySnapshotChunk(
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ctx context.Context, req *RequestApplySnapshotChunk) (*ResponseApplySnapshotChunk, error) {
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res := app.app.ApplySnapshotChunk(*req)
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return &res, nil
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}
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func (app *GRPCApplication) ExtendVote(
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ctx context.Context, req *RequestExtendVote) (*ResponseExtendVote, error) {
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res := app.app.ExtendVote(*req)
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return &res, nil
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}
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func (app *GRPCApplication) VerifyVoteExtension(
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ctx context.Context, req *RequestVerifyVoteExtension) (*ResponseVerifyVoteExtension, error) {
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res := app.app.VerifyVoteExtension(*req)
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return &res, nil
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}
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func (app *GRPCApplication) PrepareProposal(
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ctx context.Context, req *RequestPrepareProposal) (*ResponsePrepareProposal, error) {
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res := app.app.PrepareProposal(*req)
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return &res, nil
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}
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func (app *GRPCApplication) ProcessProposal(
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ctx context.Context, req *RequestProcessProposal) (*ResponseProcessProposal, error) {
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res := app.app.ProcessProposal(*req)
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return &res, nil
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}
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func (app *GRPCApplication) FinalizeBlock(
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ctx context.Context, req *RequestFinalizeBlock) (*ResponseFinalizeBlock, error) {
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res := app.app.FinalizeBlock(*req)
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return &res, nil
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}
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