code.vegaprotocol.io/vega@v0.79.0/blockexplorer/api/portal.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 api
    17  
    18  import (
    19  	"fmt"
    20  	"net"
    21  
    22  	"code.vegaprotocol.io/vega/logging"
    23  
    24  	"github.com/soheilhy/cmux"
    25  )
    26  
    27  type Portal struct {
    28  	Config
    29  	log             *logging.Logger
    30  	mux             cmux.CMux
    31  	portalListener  net.Listener
    32  	grpcListener    net.Listener
    33  	gatewayListener net.Listener
    34  }
    35  
    36  func NewPortal(config Config, log *logging.Logger) *Portal {
    37  	log = log.Named(portalNamedLogger)
    38  
    39  	address := net.JoinHostPort(config.ListenAddress, fmt.Sprintf("%v", config.ListenPort))
    40  	portalListener, err := net.Listen("tcp", address)
    41  	if err != nil {
    42  		log.Fatal("unable to start portal listener", logging.String("address", address), logging.Error(err))
    43  	}
    44  
    45  	mux := cmux.New(portalListener)
    46  	grpcListener := mux.Match(cmux.HTTP2())
    47  	gatewayListener := mux.Match(cmux.HTTP1Fast())
    48  
    49  	portal := Portal{
    50  		Config:          config,
    51  		log:             log,
    52  		mux:             mux,
    53  		portalListener:  portalListener,
    54  		grpcListener:    grpcListener,
    55  		gatewayListener: gatewayListener,
    56  	}
    57  	return &portal
    58  }
    59  
    60  func (p *Portal) Serve() error {
    61  	p.log.Info("Starting portal")
    62  	return p.mux.Serve()
    63  }
    64  
    65  func (p *Portal) GatewayListener() net.Listener {
    66  	return p.gatewayListener
    67  }
    68  
    69  func (p *Portal) GRPCListener() net.Listener {
    70  	return p.grpcListener
    71  }
    72  
    73  func (p *Portal) Stop() {
    74  	p.log.Info("Stopping portal")
    75  	_ = p.gatewayListener.Close()
    76  	_ = p.grpcListener.Close()
    77  	_ = p.portalListener.Close()
    78  }