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63 lines
1.3 KiB
63 lines
1.3 KiB
package server
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import (
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"context"
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"net"
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"google.golang.org/grpc"
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"github.com/tendermint/tendermint/abci/types"
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"github.com/tendermint/tendermint/libs/log"
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tmnet "github.com/tendermint/tendermint/libs/net"
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"github.com/tendermint/tendermint/libs/service"
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)
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type GRPCServer struct {
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service.BaseService
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proto string
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addr string
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listener net.Listener
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server *grpc.Server
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app types.ABCIApplicationServer
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}
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// NewGRPCServer returns a new gRPC ABCI server
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func NewGRPCServer(logger log.Logger, protoAddr string, app types.ABCIApplicationServer) service.Service {
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proto, addr := tmnet.ProtocolAndAddress(protoAddr)
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s := &GRPCServer{
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proto: proto,
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addr: addr,
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listener: nil,
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app: app,
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}
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s.BaseService = *service.NewBaseService(logger, "ABCIServer", s)
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return s
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}
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// OnStart starts the gRPC service.
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func (s *GRPCServer) OnStart(ctx context.Context) error {
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ln, err := net.Listen(s.proto, s.addr)
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if err != nil {
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return err
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}
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s.listener = ln
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s.server = grpc.NewServer()
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types.RegisterABCIApplicationServer(s.server, s.app)
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s.Logger.Info("Listening", "proto", s.proto, "addr", s.addr)
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go func() {
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if err := s.server.Serve(s.listener); err != nil {
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s.Logger.Error("Error serving gRPC server", "err", err)
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}
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}()
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return nil
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}
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// OnStop stops the gRPC server.
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func (s *GRPCServer) OnStop() {
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s.server.Stop()
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}
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