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main.go
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main.go
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package main
import (
"flag"
"fmt"
"os"
"github.com/kyd-w/ion-sfu/cmd/signal/allrpc/server"
log "github.com/kyd-w/ion-sfu/pkg/logger"
"github.com/kyd-w/ion-sfu/pkg/sfu"
"github.com/spf13/viper"
)
var (
file string
cert string
key string
gaddr, jaddr, paddr, maddr string
verbosityLevel int
logger = log.New()
)
// Config defines parameters for configuring the sfu instance
type Config struct {
sfu.Config `mapstructure:",squash"`
LogConfig log.GlobalConfig `mapstructure:"log"`
}
var (
conf = Config{}
)
func showHelp() {
fmt.Printf("Usage:%s {params}\n", os.Args[0])
fmt.Println(" -c {config file}")
fmt.Println(" -cert {cert file used by jsonrpc}")
fmt.Println(" -key {key file used by jsonrpc}")
fmt.Println(" -gaddr {grpc listen addr}")
fmt.Println(" -jaddr {jsonrpc listen addr}")
fmt.Println(" -paddr {pprof listen addr}")
fmt.Println(" {grpc and jsonrpc addrs should be set at least one}")
fmt.Println(" -maddr {metrics listen addr}")
fmt.Println(" -h (show help info)")
fmt.Println(" -v {0-10} (verbosity level, default 0)")
}
func load() bool {
_, err := os.Stat(file)
if err != nil {
return false
}
viper.SetConfigFile(file)
viper.SetConfigType("toml")
err = viper.ReadInConfig()
if err != nil {
logger.Error(err, "config file read failed", "file", file)
return false
}
err = viper.GetViper().Unmarshal(&conf)
if err != nil {
logger.Error(err, "sfu config file loaded failed", "file", file)
return false
}
if len(conf.WebRTC.ICEPortRange) > 2 {
logger.Error(nil, "config file loaded failed. webrtc range port must be [min,max]", "file", file)
return false
}
if len(conf.Turn.PortRange) > 2 {
logger.Error(nil, "config file loaded failed. turn port must be [min,max]", "file", file)
return false
}
if conf.LogConfig.V < 0 {
logger.Error(nil, "Logger V-Level cannot be less than 0")
return false
}
logger.Info("Config file loaded", "file", file)
return true
}
func parse() bool {
flag.StringVar(&file, "c", "config.toml", "config file")
flag.StringVar(&cert, "cert", "", "cert file")
flag.StringVar(&key, "key", "", "key file")
flag.StringVar(&jaddr, "jaddr", "", "jsonrpc listening address")
flag.StringVar(&gaddr, "gaddr", "", "grpc listening address")
flag.StringVar(&paddr, "paddr", "", "pprof listening address")
flag.StringVar(&maddr, "maddr", "", "metrics listening address")
flag.IntVar(&verbosityLevel, "v", -1, "verbosity level, higher value - more logs")
help := flag.Bool("h", false, "help info")
flag.Parse()
if gaddr == "" {
gaddr = getEnv("gaddr")
}
if jaddr == "" {
jaddr = getEnv("jaddr")
}
if paddr == "" {
paddr = getEnv("paddr")
}
if maddr == "" {
maddr = getEnv("maddr")
}
// at least set one
if gaddr == "" && jaddr == "" {
return false
}
if !load() {
return false
}
if *help {
return false
}
return true
}
func getEnv(key string) string {
if value, exists := os.LookupEnv(key); exists {
return value
}
return ""
}
func main() {
if !parse() {
showHelp()
os.Exit(-1)
}
// Check that the -v is not set (default -1)
if verbosityLevel < 0 {
verbosityLevel = conf.LogConfig.V
}
log.SetGlobalOptions(log.GlobalConfig{V: verbosityLevel})
node := server.New(conf.Config, logger)
if gaddr != "" {
go node.ServeGRPC(gaddr, cert, key)
}
if jaddr != "" {
go node.ServeJSONRPC(jaddr, cert, key)
}
if paddr != "" {
go node.ServePProf(paddr)
}
if maddr != "" {
go node.ServeMetrics(maddr)
}
select {}
}