code.vegaprotocol.io/vega@v0.79.0/blockexplorer/api/grpc/server.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  package grpc
    17  
    18  import (
    19  	"net"
    20  
    21  	"code.vegaprotocol.io/vega/logging"
    22  	pb "code.vegaprotocol.io/vega/protos/blockexplorer/api/v1"
    23  
    24  	"google.golang.org/grpc"
    25  	"google.golang.org/grpc/reflection"
    26  )
    27  
    28  type Server struct {
    29  	Config
    30  	log           *logging.Logger
    31  	blockExplorer pb.BlockExplorerServiceServer
    32  	grpc          *grpc.Server
    33  	lis           net.Listener
    34  }
    35  
    36  func NewServer(cfg Config, log *logging.Logger, blockExplorerServer pb.BlockExplorerServiceServer, lis net.Listener) *Server {
    37  	log = log.Named(namedLogger)
    38  
    39  	grpcServer := grpc.NewServer()
    40  	pb.RegisterBlockExplorerServiceServer(grpcServer, blockExplorerServer)
    41  	if cfg.Reflection {
    42  		reflection.Register(grpcServer)
    43  	}
    44  
    45  	return &Server{
    46  		Config:        cfg,
    47  		log:           log,
    48  		blockExplorer: blockExplorerServer,
    49  		grpc:          grpcServer,
    50  		lis:           lis,
    51  	}
    52  }
    53  
    54  func (g *Server) Serve() error {
    55  	g.log.Info("Starting gRPC server", logging.String("address", g.lis.Addr().String()))
    56  	return g.grpc.Serve(g.lis)
    57  }
    58  
    59  func (g *Server) Stop() {
    60  	if g.grpc != nil {
    61  		g.log.Info("Stopping gRPC server", logging.String("address", g.lis.Addr().String()))
    62  		g.grpc.Stop()
    63  	}
    64  }