github.com/core-coin/go-core/v2@v2.1.9/rpc/endpoints.go (about)

     1  // Copyright 2018 by the Authors
     2  // This file is part of the go-core library.
     3  //
     4  // The go-core library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-core library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-core library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package rpc
    18  
    19  import (
    20  	"net"
    21  	"strings"
    22  
    23  	"github.com/core-coin/go-core/v2/log"
    24  )
    25  
    26  // StartIPCEndpoint starts an IPC endpoint.
    27  func StartIPCEndpoint(ipcEndpoint string, apis []API) (net.Listener, *Server, error) {
    28  	// Register all the APIs exposed by the services.
    29  	var (
    30  		handler    = NewServer()
    31  		regMap     = make(map[string]struct{})
    32  		registered []string
    33  	)
    34  	for _, api := range apis {
    35  		if err := handler.RegisterName(api.Namespace, api.Service); err != nil {
    36  			log.Info("IPC registration failed", "namespace", api.Namespace, "error", err)
    37  			return nil, nil, err
    38  		}
    39  		if _, ok := regMap[api.Namespace]; !ok {
    40  			registered = append(registered, api.Namespace)
    41  			regMap[api.Namespace] = struct{}{}
    42  		}
    43  	}
    44  	log.Debug("IPCs registered", "namespaces", strings.Join(registered, ","))
    45  	// All APIs registered, start the IPC listener.
    46  	listener, err := ipcListen(ipcEndpoint)
    47  	if err != nil {
    48  		return nil, nil, err
    49  	}
    50  	go handler.ServeListener(listener)
    51  	return listener, handler, nil
    52  }