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102 lines
3.4 KiB
102 lines
3.4 KiB
// Copyright 2018 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package rpc
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import (
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"net"
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"github.com/ethereum/go-ethereum/log"
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)
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// StartHTTPEndpoint starts the HTTP RPC endpoint, configured with cors/vhosts/modules
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func StartHTTPEndpoint(endpoint string, apis []API, modules []string, cors []string, vhosts []string) (net.Listener, *Server, error) {
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// Generate the whitelist based on the allowed modules
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whitelist := make(map[string]bool)
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for _, module := range modules {
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whitelist[module] = true
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}
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// Register all the APIs exposed by the services
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handler := NewServer()
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for _, api := range apis {
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if whitelist[api.Namespace] || (len(whitelist) == 0 && api.Public) {
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if err := handler.RegisterName(api.Namespace, api.Service); err != nil {
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return nil, nil, err
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}
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log.Debug("HTTP registered", "namespace", api.Namespace)
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}
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}
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// All APIs registered, start the HTTP listener
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var (
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listener net.Listener
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err error
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)
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if listener, err = net.Listen("tcp", endpoint); err != nil {
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return nil, nil, err
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}
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go NewHTTPServer(cors, vhosts, handler).Serve(listener)
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return listener, handler, err
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}
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// StartWSEndpoint starts a websocket endpoint
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func StartWSEndpoint(endpoint string, apis []API, modules []string, wsOrigins []string, exposeAll bool) (net.Listener, *Server, error) {
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// Generate the whitelist based on the allowed modules
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whitelist := make(map[string]bool)
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for _, module := range modules {
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whitelist[module] = true
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}
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// Register all the APIs exposed by the services
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handler := NewServer()
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for _, api := range apis {
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if exposeAll || whitelist[api.Namespace] || (len(whitelist) == 0 && api.Public) {
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if err := handler.RegisterName(api.Namespace, api.Service); err != nil {
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return nil, nil, err
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}
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log.Debug("WebSocket registered", "service", api.Service, "namespace", api.Namespace)
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}
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}
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// All APIs registered, start the HTTP listener
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var (
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listener net.Listener
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err error
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)
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if listener, err = net.Listen("tcp", endpoint); err != nil {
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return nil, nil, err
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}
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go NewWSServer(wsOrigins, handler).Serve(listener)
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return listener, handler, err
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}
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// StartIPCEndpoint starts an IPC endpoint.
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func StartIPCEndpoint(ipcEndpoint string, apis []API) (net.Listener, *Server, error) {
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// Register all the APIs exposed by the services.
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handler := NewServer()
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for _, api := range apis {
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if err := handler.RegisterName(api.Namespace, api.Service); err != nil {
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return nil, nil, err
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}
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log.Debug("IPC registered", "namespace", api.Namespace)
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}
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// All APIs registered, start the IPC listener.
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listener, err := ipcListen(ipcEndpoint)
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if err != nil {
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return nil, nil, err
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}
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go handler.ServeListener(listener)
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return listener, handler, nil
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}
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