auto restart system

modules/kraProtocol/kraProtocol.go

@@ -16,6 +16,15 @@ const (
 	StatusReply                 = 16
 )
 
+const (
+	DestBackend = 1
+	DestVoice   = 2
+	DestMobile  = 3
+
+	DestProxy                = 10
+	DestPlayersCurrentServer = 11
+)
+
 func SendMessageToClient(status int, cmdID int, cmdNumber int, args interface{}) []byte {
 	argType := reflect.TypeOf(args).String()
 	var argLen int

routers/api/v1/minecraft/minecraft.go

@@ -0,0 +1,21 @@
+package minecraft
+
+import (
+	"github.com/gofiber/fiber/v2"
+	"krakatoa.net/backend/modules/configs/serverConfig"
+	"krakatoa.net/backend/modules/kraProtocol"
+	"krakatoa.net/backend/modules/logger"
+	"krakatoa.net/backend/serverCommunication"
+)
+
+func RestartServer(c *fiber.Ctx) error {
+	if c.Params("accessKey") == serverConfig.Cfg.Servers.MinecraftServer.AccessKey {
+		logger.Minecraft.Infoln("RestartServer msg", c.Params("serverName"), c.Hostname(), c.IP())
+
+		serverCommunication.SendMessageToMinecraftServer(kraProtocol.StatusSend, kraProtocol.DestProxy, "", 33329, c.Params("serverName"))
+
+		return c.SendStatus(fiber.StatusOK)
+	}
+
+	return c.SendStatus(fiber.StatusUnauthorized)
+}

routers/router/router.go

@@ -2,6 +2,7 @@ package router
 
 import (
 	"github.com/gofiber/fiber/v2"
+	"krakatoa.net/backend/routers/api/v1/minecraft"
 	"krakatoa.net/backend/routers/api/v1/mobile"
 	"krakatoa.net/backend/routers/api/v1/voice"
 )
@@ -19,14 +20,7 @@ func SetupWebRoutes(app *fiber.App) {
 
 	mobileV1.Get("/:mobileWebCode", mobile.GetMobileWebToken)
 
-	// old routes
-
-	voiceApiV1 := app.Group("/voice/v1")
-
-	voiceApiV1.Get("/:voiceWebCode", voice.GetVoiceWebToken)
-
-	mobileApiV1 := app.Group("/mobile/v1")
-
-	mobileApiV1.Get("/:mobileWebCode", mobile.GetMobileWebToken)
+	minecraftV1 := apiV1.Group("/minecraft")
 
+	minecraftV1.Get("/:accessKey/:serverName", minecraft.RestartServer)
 }

serverCommunication/minecraft.go

@@ -22,9 +22,9 @@ func GetMinecraftClientByName(Name string) *structs.MinecraftClient {
 }
 
 func getMinecraftServerNameByDest(dest int) string {
-	if dest == DestProxy {
+	if dest == kraProtocol.DestProxy {
 		return "proxy-1"
-	} else { // get players current server from db
+	} else { // get players current server from db if dest is 11
 		return "lobby-1"
 	}
 }
@@ -33,7 +33,7 @@ func HandleMinecraftMessage(conn *websocket.Conn, status int, cmdID int, dest in
 	var raw []byte
 	var err error
 
-	if dest == DestBackend {
+	if dest == kraProtocol.DestBackend {
 		resArgs := minecraftCommandHandler(cmdNumber, playerUuid)
 
 		if status == kraProtocol.StatusGet {
@@ -45,7 +45,7 @@ func HandleMinecraftMessage(conn *websocket.Conn, status int, cmdID int, dest in
 				logger.Minecraft.Warnln("write:", err)
 			}
 		}
-	} else if dest == DestVoice || dest == DestMobile { // forwarding messsage to voice or mobile
+	} else if dest == kraProtocol.DestVoice || dest == kraProtocol.DestMobile { // forwarding messsage to voice or mobile
 		destConn := getConnForDest(dest, playerUuid)
 
 		if destConn != nil {
@@ -65,6 +65,16 @@ func HandleMinecraftMessage(conn *websocket.Conn, status int, cmdID int, dest in
 				logger.Minecraft.Warnln("write:", err)
 			}
 		}
+	} else if dest == kraProtocol.DestProxy {
+		client := GetMinecraftClientByName("proxy-1")
+
+		raw := kraProtocol.SendMessageToJava(status, cmdID, dest, playerUuid, cmdNumber, args)
+
+		err = client.Connection.WriteMessage(websocket.BinaryMessage, raw)
+
+		if err != nil {
+			logger.Minecraft.Warnln("write:", err)
+		}
 	}
 }
 
@@ -77,6 +87,7 @@ func minecraftCommandHandler(cmdNumber int, playerUuid string) (args string) {
 	}
 }
 
+// Deprecated: only for testing, use SendMessageToMinecraftServer instead
 func SendMessageToServer(dest int, playerUuid string, args string) {
 	mcClient := GetMinecraftClientByName(getMinecraftServerNameByDest(dest))
 
@@ -84,3 +95,18 @@ func SendMessageToServer(dest int, playerUuid string, args string) {
 
 	mcClient.Connection.WriteMessage(websocket.BinaryMessage, raw)
 }
+
+func SendMessageToMinecraftServer(status int, dest int, playerUuid string, cmdNumber int, args string) {
+	cmdID := 0
+	raw := kraProtocol.SendMessageToJava(status, cmdID, dest, playerUuid, cmdNumber, args)
+
+	serverName := getMinecraftServerNameByDest(dest)
+
+	mcClient := GetMinecraftClientByName(serverName)
+
+	err := mcClient.Connection.WriteMessage(websocket.BinaryMessage, raw)
+
+	if err != nil {
+		logger.Minecraft.Warnln("err", err)
+	}
+}

serverCommunication/serverCommunication.go

@@ -2,27 +2,19 @@ package serverCommunication
 
 import (
 	"github.com/gofiber/websocket/v2"
+	"krakatoa.net/backend/modules/kraProtocol"
 	"krakatoa.net/backend/modules/logger"
 )
 
-const (
-	DestBackend = 1
-	DestVoice   = 2
-	DestMobile  = 3
-
-	DestProxy                = 10
-	DestPlayersCurrentServer = 11
-)
-
 func getConnForDest(dest int, uuid string) *websocket.Conn {
 	switch dest {
-	case DestVoice:
+	case kraProtocol.DestVoice:
 		return GetWebClientByUuid(uuid).VoiceConn
-	case DestMobile:
+	case kraProtocol.DestMobile:
 		return GetWebClientByUuid(uuid).MobileConn
-	case DestProxy:
+	case kraProtocol.DestProxy:
 		return GetMinecraftClientByName("proxy-1").Connection
-	case DestPlayersCurrentServer:
+	case kraProtocol.DestPlayersCurrentServer:
 		return GetMinecraftClientByName("lobby-1").Connection
 	default:
 		logger.Web.Println("conn for dest is nil")

serverCommunication/web.go

@@ -69,7 +69,7 @@ func HandleWebMessage(isVoice bool, conn *websocket.Conn, uuid string, status in
 		}
 	}
 
-	if dest == DestProxy || dest == DestPlayersCurrentServer { // forwarding message to java / minecraft
+	if dest == kraProtocol.DestProxy || dest == kraProtocol.DestPlayersCurrentServer { // forwarding message to java / minecraft
 		connForDest := getConnForDest(dest, uuid)
 
 		raw = kraProtocol.SendMessageToJava(status, cmdID, dest, uuid, cmdNumber, args)
@@ -81,7 +81,7 @@ func HandleWebMessage(isVoice bool, conn *websocket.Conn, uuid string, status in
 		}
 	} else { // web
 		if isVoice { // message from voice
-			if dest == DestMobile { // forwarding message to mobile
+			if dest == kraProtocol.DestMobile { // forwarding message to mobile
 				connForDest := getConnForDest(dest, uuid) // get conn for mobile
 
 				if connForDest != nil { // mobile is connected
@@ -101,7 +101,7 @@ func HandleWebMessage(isVoice bool, conn *websocket.Conn, uuid string, status in
 						logger.WebVoice.Warnln("write:", err)
 					}
 				}
-			} else if dest == DestBackend {
+			} else if dest == kraProtocol.DestBackend {
 				resArgs := voiceCommandHandler(cmdNumber, uuid)
 
 				if status == kraProtocol.StatusGet {
@@ -116,7 +116,7 @@ func HandleWebMessage(isVoice bool, conn *websocket.Conn, uuid string, status in
 				}
 			}
 		} else { // message from mobile
-			if dest == DestVoice { // forwarding message to voice
+			if dest == kraProtocol.DestVoice { // forwarding message to voice
 				connForDest := getConnForDest(dest, uuid) // get conn for voice
 
 				if connForDest != nil { // voice connected
@@ -136,7 +136,7 @@ func HandleWebMessage(isVoice bool, conn *websocket.Conn, uuid string, status in
 						logger.WebMobile.Warnln("write:", err)
 					}
 				}
-			} else if dest == DestBackend {
+			} else if dest == kraProtocol.DestBackend {
 				resArgs := mobileCommandHandler(cmdNumber)
 
 				if status == kraProtocol.StatusGet {

servers/web/socketHub.go

@@ -69,13 +69,13 @@ func RunHub() {
 					client.MobileCmdIDs = []int{}
 					logger.Web.Println("delete mobileConn", client)
 
-					serverCommunication.SendMessageToServer(serverCommunication.DestProxy, uuid, "1")
+					serverCommunication.SendMessageToServer(kraProtocol.DestProxy, uuid, "1")
 				} else if client.VoiceConn == connection {
 					client.VoiceConn = nil
 					client.VoiceCmdIDs = []int{}
 					logger.Web.Println("delete voiceConn", client)
 
-					serverCommunication.SendMessageToServer(serverCommunication.DestProxy, uuid, "2")
+					serverCommunication.SendMessageToServer(kraProtocol.DestProxy, uuid, "2")
 				}
 
 				logger.Web.Println("client after updating", client)