Базовый Readme, понятные переменные окружения

sfu/sfu.go

@@ -4,6 +4,7 @@ import (
 	"errors"
 	"g365sfu/logger"
 	connection "g365sfu/socket/struct"
+	"g365sfu/utils"
 	"os"
 
 	"github.com/pion/interceptor"
@@ -34,12 +35,12 @@ var (
 )
 
 func InitWebRTCEngines() {
-	publicIP := os.Getenv("PUBLIC_IP")
-	fromPort := os.Getenv("PORT_RANGE_FROM")
-	toPort := os.Getenv("PORT_RANGE_TO")
-	if publicIP == "" || fromPort == "" || toPort == "" {
+	publicIP := os.Getenv("SFU_PUBLIC_IP")
+	fromPort := utils.AtoiOrDefault(os.Getenv("SFU_PORT_RANGE_FROM"), 30000)
+	toPort := utils.AtoiOrDefault(os.Getenv("SFU_PORT_RANGE_TO"), 39999)
+	if publicIP == "" || fromPort == 0 || toPort == 0 {
 		// Если не указаны необходимые переменные окружения, логируем ошибку и завершаем процесс сервера
-		logger.LogErrorMessage("PUBLIC_IP, PORT_RANGE_FROM and PORT_RANGE_TO environment variables must be set")
+		logger.LogErrorMessage("SFU_PUBLIC_IP, SFU_PORT_RANGE_FROM and SFU_PORT_RANGE_TO environment variables must be set")
 		os.Exit(-1)
 		return
 	}
@@ -50,9 +51,9 @@ func InitWebRTCEngines() {
 	_ = webrtc.RegisterDefaultInterceptors(m, i)
 
 	se := webrtc.SettingEngine{}
-	_ = se.SetEphemeralUDPPortRange(40000, 50000)
+	_ = se.SetEphemeralUDPPortRange(uint16(fromPort), uint16(toPort))
 
-	if publicIP := os.Getenv("PUBLIC_IP"); publicIP != "" {
+	if publicIP := os.Getenv("SFU_PUBLIC_IP"); publicIP != "" {
 		se.SetICEAddressRewriteRules(webrtc.ICEAddressRewriteRule{
 			External:        []string{publicIP},
 			AsCandidateType: webrtc.ICECandidateTypeHost,