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main.go
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main.go
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package main
import (
"flag"
"fmt"
"io"
"os"
"os/signal"
"path/filepath"
"strings"
"syscall"
"v2ray.com/core"
"v2ray.com/core/common/errors"
_ "v2ray.com/core/main/distro/all"
)
var (
configFile string
version = flag.Bool("version", false, "Show current version of V2Ray.")
test = flag.Bool("test", false, "Test config file only, without launching V2Ray server.")
format = flag.String("format", "json", "Format of input file.")
)
func init() {
defaultConfigFile := ""
workingDir, err := filepath.Abs(filepath.Dir(os.Args[0]))
if err == nil {
defaultConfigFile = filepath.Join(workingDir, "config.json")
}
flag.StringVar(&configFile, "config", defaultConfigFile, "Config file for this Point server.")
}
func GetConfigFormat() core.ConfigFormat {
switch strings.ToLower(*format) {
case "json":
return core.ConfigFormat_JSON
case "pb", "protobuf":
return core.ConfigFormat_Protobuf
default:
return core.ConfigFormat_JSON
}
}
func startV2Ray() (core.Server, error) {
if len(configFile) == 0 {
return nil, errors.New("V2Ray: Config file is not set.")
}
var configInput io.Reader
if configFile == "stdin:" {
configInput = os.Stdin
} else {
fixedFile := os.ExpandEnv(configFile)
file, err := os.Open(fixedFile)
if err != nil {
return nil, errors.Base(err).Message("V2Ray: Config file not readable.")
}
defer file.Close()
configInput = file
}
config, err := core.LoadConfig(GetConfigFormat(), configInput)
if err != nil {
return nil, errors.Base(err).Message("V2Ray: Failed to read config file: ", configFile)
}
vPoint, err := core.New(config)
if err != nil {
return nil, errors.Base(err).Message("V2Ray: Failed to create initialize.")
}
return vPoint, nil
}
func main() {
flag.Parse()
core.PrintVersion()
if *version {
return
}
server, err := startV2Ray()
if err != nil {
fmt.Println(err.Error())
return
}
if *test {
fmt.Println("V2Ray: Configuration OK.")
return
}
if err := server.Start(); err != nil {
fmt.Println("V2Ray: Failed to start. ", err)
}
osSignals := make(chan os.Signal, 1)
signal.Notify(osSignals, os.Interrupt, os.Kill, syscall.SIGTERM)
<-osSignals
server.Close()
}