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v2ray.go
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v2ray.go
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package core
import (
"context"
"v2ray.com/core/app"
"v2ray.com/core/app/dispatcher"
"v2ray.com/core/app/dns"
"v2ray.com/core/app/log"
"v2ray.com/core/app/policy"
"v2ray.com/core/app/proxyman"
"v2ray.com/core/common"
"v2ray.com/core/common/net"
)
// Server is an instance of V2Ray. At any time, there must be at most one Server instance running.
type Server interface {
// Start starts the V2Ray server, and return any error during the process.
// In the case of any errors, the state of the server is unpredicatable.
Start() error
// Close closes the V2Ray server. All inbound and outbound connections will be closed immediately.
Close()
}
// New creates a new V2Ray server with given config.
func New(config *Config) (Server, error) {
return newSimpleServer(config)
}
// simpleServer shell of V2Ray.
type simpleServer struct {
space app.Space
}
// newSimpleServer returns a new Point server based on given configuration.
// The server is not started at this point.
func newSimpleServer(config *Config) (*simpleServer, error) {
var server = new(simpleServer)
if err := config.Transport.Apply(); err != nil {
return nil, err
}
space := app.NewSpace()
ctx := app.ContextWithSpace(context.Background(), space)
server.space = space
for _, appSettings := range config.App {
settings, err := appSettings.GetInstance()
if err != nil {
return nil, err
}
application, err := app.CreateAppFromConfig(ctx, settings)
if err != nil {
return nil, err
}
if err := space.AddApplication(application); err != nil {
return nil, err
}
}
if log.FromSpace(space) == nil {
l, err := app.CreateAppFromConfig(ctx, &log.Config{
ErrorLogType: log.LogType_Console,
ErrorLogLevel: log.LogLevel_Warning,
AccessLogType: log.LogType_None,
})
if err != nil {
return nil, newError("failed apply default log settings").Base(err)
}
common.Must(space.AddApplication(l))
}
outboundHandlerManager := proxyman.OutboundHandlerManagerFromSpace(space)
if outboundHandlerManager == nil {
o, err := app.CreateAppFromConfig(ctx, new(proxyman.OutboundConfig))
if err != nil {
return nil, err
}
if err := space.AddApplication(o); err != nil {
return nil, newError("failed to add default outbound handler manager").Base(err)
}
outboundHandlerManager = o.(proxyman.OutboundHandlerManager)
}
inboundHandlerManager := proxyman.InboundHandlerManagerFromSpace(space)
if inboundHandlerManager == nil {
o, err := app.CreateAppFromConfig(ctx, new(proxyman.InboundConfig))
if err != nil {
return nil, err
}
if err := space.AddApplication(o); err != nil {
return nil, newError("failed to add default inbound handler manager").Base(err)
}
inboundHandlerManager = o.(proxyman.InboundHandlerManager)
}
if dns.FromSpace(space) == nil {
dnsConfig := &dns.Config{
NameServers: []*net.Endpoint{{
Address: net.NewIPOrDomain(net.LocalHostDomain),
}},
}
d, err := app.CreateAppFromConfig(ctx, dnsConfig)
if err != nil {
return nil, err
}
common.Must(space.AddApplication(d))
}
if disp := dispatcher.FromSpace(space); disp == nil {
d, err := app.CreateAppFromConfig(ctx, new(dispatcher.Config))
if err != nil {
return nil, err
}
common.Must(space.AddApplication(d))
}
if p := policy.FromSpace(space); p == nil {
p, err := app.CreateAppFromConfig(ctx, &policy.Config{
Level: map[uint32]*policy.Policy{
1: &policy.Policy{
Timeout: &policy.Policy_Timeout{
ConnectionIdle: &policy.Second{
Value: 600,
},
},
},
},
})
if err != nil {
return nil, err
}
common.Must(space.AddApplication(p))
}
for _, inbound := range config.Inbound {
if err := inboundHandlerManager.AddHandler(ctx, inbound); err != nil {
return nil, err
}
}
for _, outbound := range config.Outbound {
if err := outboundHandlerManager.AddHandler(ctx, outbound); err != nil {
return nil, err
}
}
if err := server.space.Initialize(); err != nil {
return nil, err
}
return server, nil
}
func (s *simpleServer) Close() {
s.space.Close()
}
func (s *simpleServer) Start() error {
if err := s.space.Start(); err != nil {
return err
}
log.Trace(newError("V2Ray started").AtWarning())
return nil
}