make new model for stringSlices allowOrigin helper

new send datapoint type and one fix typo
add new argument for remote port
2025-07-13 20:01:13 +02:00 · 2025-07-11 17:47:12 +02:00 · 2025-07-11 17:46:32 +02:00 · 2025-06-29 21:18:15 +02:00 · 2025-06-22 08:58:14 +02:00 · 2025-06-22 07:46:24 +02:00
30 changed files with 944 additions and 547 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
 .DS_Store
 *.dbm
 *.log
+
+# local executables
+dbm-arm64
--- a/args/args.go
+++ b/args/args.go
@@ -9,30 +9,55 @@ import (

 // DBM cli arguments
 type Args struct {
-	Port    models.Port
-	Cert    cert.Cert
-	RootDir string
-	DBMFile string
-	Debug   bool
+	Ip           string
+	Port         models.Port
+	Cert         cert.Cert
+	AllowOrigins []string
+	RootDir      string
+	DBMFile      string
+	Debug        bool
 }

 // initialte cli arguments
 func Init() *Args {

+	var allowOrigins models.StringSlice
+
+	flag.Var(&allowOrigins, "allowOrigin", "Allowed origin (can repeat this flag)")
+
+	ip := flag.String("ip", "0.0.0.0", "local ip address")
+	organization := flag.String("org", "tecamino", "name of organization for certificate")
+	certFile := flag.String("certFile", "./cert/cert.pem", "path of certfile")
+	keyFile := flag.String("keyFile", "./cert/key.pem", "path of keyfile")
+	portHttp := flag.Uint("http-port", 8100, "json server communication for http/ws")
+	portHttps := flag.Uint("https-port", 8101, "json server communication for http/wss")
+	remotePort := flag.Uint("remotePort", 9500, "remote Port of gui user interface")
+	rootDir := flag.String("workingDir", "./", "working directory")
+	dbmFile := flag.String("dbm", "/test/test", "dbm file name")
+	debug := flag.Bool("debug", false, "debug flag")
+	flag.Parse()
+
 	a := Args{
+		Ip: *ip,
 		Cert: cert.Cert{
-			Organization: *flag.String("org", "tecamino", "name of organization for certificate"),
-			CertFile:     *flag.String("certFile", "./cert/cert.pem", "path of certfile"),
-			KeyFile:      *flag.String("keyFile", "./cert/key.pem", "path of keyfile"),
+			Organization: *organization,
+			CertFile:     *certFile,
+			KeyFile:      *keyFile,
 		},
 		Port: models.Port{
-			Http:  *flag.Uint("http-port", 8100, "json server communication for http/ws"),
-			Https: *flag.Uint("https-port", 8101, "json server communication for http/wss"),
+			Http:   *portHttp,
+			Https:  *portHttps,
+			Remote: *remotePort,
 		},
-		RootDir: *flag.String("workingDir", "./", "working directory"),
-		DBMFile: *flag.String("dbm", "/test/test", "dbm file name"),
-		Debug:   *flag.Bool("debug", false, "debug flag"),
+		RootDir: *rootDir,
+		DBMFile: *dbmFile,
+		Debug:   *debug,
 	}
-	flag.Parse()
+
+	if len(allowOrigins) == 0 {
+		allowOrigins = models.StringSlice{"http://localhost:9500"}
+	}
+
+	a.AllowOrigins = allowOrigins
 	return &a
 }
--- a/cert/cert.go
+++ b/cert/cert.go
@@ -63,7 +63,7 @@ func (c *Cert) GenerateSelfSignedCert() error {
 	}

 	if _, err := os.Stat(path.Dir(c.CertFile)); os.IsNotExist(err) {
-		os.MkdirAll(path.Dir(c.CertFile), 0666)
+		os.MkdirAll(path.Dir(c.CertFile), 0700)
 	}

 	certOut, err := os.Create(c.CertFile)
@@ -73,8 +73,13 @@ func (c *Cert) GenerateSelfSignedCert() error {
 	defer certOut.Close()
 	pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: certDER})

+	// Set permission to 0600 (read/write by owner only)
+	if err := os.Chmod(c.CertFile, 0600); err != nil {
+		return err
+	}
+
 	if _, err := os.Stat(path.Dir(c.KeyFile)); os.IsNotExist(err) {
-		os.MkdirAll(path.Dir(c.KeyFile), 0666)
+		os.MkdirAll(path.Dir(c.KeyFile), 0700)
 	}

 	keyOut, err := os.Create(c.KeyFile)
@@ -85,5 +90,10 @@ func (c *Cert) GenerateSelfSignedCert() error {

 	pem.Encode(keyOut, &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(priv)})

+	// Set permission to 0600 (read/write by owner only)
+	if err := os.Chmod(c.KeyFile, 0600); err != nil {
+		return err
+	}
+
 	return nil
 }
--- a/dbm/db.go
+++ b/dbm/db.go
@@ -21,7 +21,7 @@ func (d *DBMHandler) SaveData(c *gin.Context) {
 	}

 	r := json_dataModels.NewResponse()
-	r.SetMessage(fmt.Sprintf("DBM %d datapoints saved in: %v", d.GetNumbersOfDatapoints(), time.Since(s)))
-	d.Log.Info("db.SaveData", fmt.Sprintf("DBM %d datapoints saved in: %v", d.GetNumbersOfDatapoints(), time.Since(s)))
+	r.SetMessage(fmt.Sprintf("DBM %d datapoints saved in: %v", d.DBM.GetNumbersOfDatapoints(), time.Since(s)))
+	d.Log.Info("db.SaveData", fmt.Sprintf("DBM %d datapoints saved in: %v", d.DBM.GetNumbersOfDatapoints(), time.Since(s)))
 	c.JSON(http.StatusOK, r)
 }
--- a/dbm/dbmHandler.go
+++ b/dbm/dbmHandler.go
@@ -11,24 +11,24 @@ import (

 	"github.com/tecamino/tecamino-dbm/args"
 	"github.com/tecamino/tecamino-dbm/models"
-	serverModels "github.com/tecamino/tecamino-dbm/server/models"
-	json_dataModels "github.com/tecamino/tecamino-json_data/models"
+	ws "github.com/tecamino/tecamino-dbm/websocket"
 	"github.com/tecamino/tecamino-logger/logging"
 )

 type DBMHandler struct {
-	filePath string
-	DB       models.Datapoint
-	Conns    *serverModels.Connections
+	DBM   *models.DBM
+	Conns *ws.ClientHandler
 	sync.RWMutex
-	Log *logging.Logger
-	arg *args.Args
+	Log      *logging.Logger
+	arg      *args.Args
+	filePath string
 }

 // initialze new Database Manager
 // it will call cli arguments
 func NewDbmHandler(a *args.Args) (*DBMHandler, error) {

+	//initialize new logger
 	logger, err := logging.NewLogger("dbmServer.log", &logging.Config{
 		MaxSize:     1,
 		MaxBackup:   3,
@@ -42,12 +42,16 @@ func NewDbmHandler(a *args.Args) (*DBMHandler, error) {
 	}
 	logger.Info("main", "start dma handler")

+	//initialize connection map
+	conns := ws.NewConnectionHandler()
+
 	// Initialize dtabase manager handler
 	dmaHandler := DBMHandler{
 		arg:      a,
 		filePath: fmt.Sprintf("%s/%s.dbm", a.RootDir, a.DBMFile),
+		DBM:      models.NewDBM(conns, logger),
 		Log:      logger,
-		Conns:    serverModels.NewConnections(),
+		Conns:    conns,
 	}

 	// initialize system datapoint and periodically update it
@@ -67,16 +71,20 @@ func NewDbmHandler(a *args.Args) (*DBMHandler, error) {

 		// read in dtaabase file content
 		scanner := bufio.NewScanner(f)
-
+		var line int
 		for scanner.Scan() {
-			dp := models.Datapoint{}
-			if err = json.Unmarshal(scanner.Bytes(), &dp); err != nil {
+			line++
+			dp := &models.Datapoint{}
+			if err = json.Unmarshal(scanner.Bytes(), dp); err != nil {
+				dmaHandler.Log.Error("dmbHandler.NewDmbHandler", "error in line "+fmt.Sprint(line)+" "+scanner.Text())
+				dmaHandler.Log.Error("dmbHandler.NewDmbHandler", err.Error())
+
 				return nil, err
 			}
-			dmaHandler.ImportDatapoints(dp)
+			dmaHandler.DBM.ImportDatapoints(dp)
 		}
 	}
-	dmaHandler.Log.Info("dmbHandler.NewDmbHandler", fmt.Sprintf("%d datapoint imported in %v", dmaHandler.GetNumbersOfDatapoints(), time.Since(s)))
+	dmaHandler.Log.Info("dmbHandler.NewDmbHandler", fmt.Sprintf("%d datapoint imported in %v", dmaHandler.DBM.GetNumbersOfDatapoints(), time.Since(s)))
 	return &dmaHandler, nil
 }

@@ -87,7 +95,7 @@ func (d *DBMHandler) SaveDb() (err error) {
 	}
 	defer f.Close()

-	for _, dp := range d.DB.GetAllDatapoints(0) {
+	for _, dp := range d.DBM.GetAllDatapoints(0) {
 		//exclude System datapoints from saving
 		//System datapoints are used for internal purposes and should not be saved in the database
 		if strings.Contains(dp.Path, "System:") {
@@ -110,59 +118,3 @@ func (d *DBMHandler) SaveDb() (err error) {
 	}
 	return
 }
-
-func (d *DBMHandler) CreateDatapoints(sets ...json_dataModels.Set) ([]json_dataModels.Set, error) {
-	if len(sets) == 0 {
-		return nil, nil
-	}
-
-	dps, err := d.DB.CreateDatapoints(d.Conns, sets...)
-	if err != nil {
-		return nil, err
-	}
-
-	var ndp uint64
-	for _, dp := range dps {
-		if !dp.Updated {
-			ndp++
-		}
-	}
-	dp := d.QueryDatapoints(1, "System:Datapoints")
-	d.UpdateDatapointValue("System:Datapoints", dp[0].GetValueUint64()+ndp)
-	return dps, nil
-}
-
-func (d *DBMHandler) ImportDatapoints(dps ...models.Datapoint) error {
-	for _, dp := range dps {
-		err := d.DB.ImportDatapoint(d.Conns, dp, dp.Path)
-		if err != nil {
-			return err
-		}
-		dps := d.QueryDatapoints(1, "System:Datapoints")
-		d.UpdateDatapointValue("System:Datapoints", dps[0].GetValueUint64()+1)
-	}
-	return nil
-}
-
-func (d *DBMHandler) UpdateDatapointValue(path string, value any) error {
-	return d.DB.UpdateDatapointValue(d.Conns, value, path)
-}
-
-func (d *DBMHandler) RemoveDatapoint(sets ...json_dataModels.Set) ([]json_dataModels.Set, error) {
-	var lsRemoved []json_dataModels.Set
-	for _, set := range sets {
-		removed, err := d.DB.RemoveDatapoint(d.Conns, set)
-		if err != nil {
-			return lsRemoved, err
-		}
-		lsRemoved = append(lsRemoved, removed)
-		dp := d.QueryDatapoints(1, "System:Datapoints")
-		d.UpdateDatapointValue("System:Datapoints", dp[0].GetValueUint64()-1)
-	}
-
-	return lsRemoved, nil
-}
-
-func (d *DBMHandler) QueryDatapoints(depth uint, key string) []*models.Datapoint {
-	return d.DB.QueryDatapoints(depth, key)
-}
--- a/dbm/get.go
+++ b/dbm/get.go
@@ -22,13 +22,14 @@ func (d *DBMHandler) Get(req *json_dataModels.Request, id string) {
 			depth = get.Query.Depth
 		}

-		for _, dp := range d.DB.QueryDatapoints(depth, get.Path) {
+		for _, dp := range d.DBM.QueryDatapoints(depth, get.Uuid, get.Path) {
 			resp.AddGet(json_dataModels.Get{
-				Uuid:   dp.Uuid,
-				Path:   dp.Path,
-				Type:   dp.Type,
-				Value:  dp.Value,
-				Rights: dp.ReadWrite,
+				Uuid:     dp.Uuid,
+				Path:     dp.Path,
+				Type:     dp.Type,
+				Value:    dp.Value,
+				HasChild: dp.Datapoints != nil,
+				Rights:   dp.ReadWrite,
 			})
 		}
 	}
--- a/dbm/json_data.go
+++ b/dbm/json_data.go
@@ -9,6 +9,7 @@ import (
 )

 func (d *DBMHandler) Json_Data(c *gin.Context) {
+
 	var err error
 	payload, err := json_data.ParseRequest(c.Request.Body)
 	if err != nil {
@@ -19,30 +20,30 @@ func (d *DBMHandler) Json_Data(c *gin.Context) {
 		return
 	}

-	respond := json_dataModels.NewResponse()
+	resp := json_dataModels.NewResponse()

-	if payload.Get != nil {
+	if len(payload.Get) > 0 {
 		var depth uint = 1
+
 		for _, get := range payload.Get {
 			if get.Query != nil {
 				depth = get.Query.Depth
 			}
-
-			for _, res := range d.QueryDatapoints(depth, get.Path) {
-				respond.AddGet(json_dataModels.Get{
-					Uuid:    res.Uuid,
-					Path:    res.Path,
-					Type:    res.Type,
-					Value:   res.Value,
-					Rights:  res.ReadWrite,
-					Drivers: &res.Drivers,
+			for _, res := range d.DBM.QueryDatapoints(depth, get.Uuid, get.Path) {
+				resp.AddGet(json_dataModels.Get{
+					Uuid:     res.Uuid,
+					Path:     res.Path,
+					Type:     res.Type,
+					Value:    res.Value,
+					Drivers:  &res.Drivers,
+					HasChild: res.Datapoints != nil,
+					Rights:   res.ReadWrite,
 				})
 			}
 		}
-
 	}
-	if payload.Set != nil {
-		respond.Set, err = d.CreateDatapoints(payload.Set...)
+	if len(payload.Set) > 0 {
+		resp.Set, err = d.DBM.CreateDatapoints(payload.Set...)
 		if err != nil {
 			r := json_data.NewResponse()
 			r.SetError()
@@ -51,8 +52,7 @@ func (d *DBMHandler) Json_Data(c *gin.Context) {
 			return
 		}
 	}
-
-	c.JSON(200, respond)
+	c.JSON(200, resp)
 }

 func (d *DBMHandler) Delete(c *gin.Context) {
@@ -70,7 +70,7 @@ func (d *DBMHandler) Delete(c *gin.Context) {

 	if payload.Set != nil {

-		response.Set, err = d.RemoveDatapoint(payload.Set...)
+		response.Set, err = d.DBM.RemoveDatapoint(payload.Set...)
 		if err != nil {
 			r := json_data.NewResponse()
 			r.SetError()
--- a/dbm/set.go
+++ b/dbm/set.go
@@ -1,10 +1,12 @@
 package dbm

 import (
+	"fmt"
+
 	json_dataModels "github.com/tecamino/tecamino-json_data/models"
 )

-func (d *DBMHandler) Set(req *json_dataModels.Request) {
+func (d *DBMHandler) Set(req *json_dataModels.Request, id string) {
 	if req == nil {
 		return
 	} else if len(req.Set) == 0 {
@@ -13,9 +15,32 @@ func (d *DBMHandler) Set(req *json_dataModels.Request) {
 	d.RLock()
 	defer d.RUnlock()

+	resp := json_dataModels.NewResponse()
+	resp.Id = req.Id
+
 	for _, set := range req.Set {
-		for _, dp := range d.DB.QueryDatapoints(1, set.Path) {
+		dps := d.DBM.QueryDatapoints(1, set.Uuid, set.Path)
+
+		if len(dps) == 0 {
+			resp.SetError()
+			if resp.Message == "" {
+				resp.SetMessage(fmt.Sprintf("datapoint %s not found", set.Path))
+			}
+			continue
+		}
+
+		for _, dp := range dps {
 			dp.UpdateValue(d.Conns, set.Value)
+
+			resp.AddSet(json_dataModels.Set{
+				Uuid:  dp.Uuid,
+				Path:  dp.Path,
+				Value: dp.Value,
+			})
 		}
 	}
+
+	if err := d.Conns.SendResponse(id, resp); err != nil {
+		d.Log.Error("get.Set", err.Error())
+	}
 }
--- a/dbm/subscribe.go
+++ b/dbm/subscribe.go
@@ -1,6 +1,8 @@
 package dbm

 import (
+	"fmt"
+
 	json_dataModels "github.com/tecamino/tecamino-json_data/models"
 )

@@ -18,23 +20,40 @@ func (d *DBMHandler) Subscribe(req *json_dataModels.Request, id string) {
 	resp.Id = req.Id

 	for _, sub := range req.Subscribe {
-		for _, dp := range d.DB.QueryDatapoints(sub.Depth, sub.Path) {
+		dps := d.DBM.QueryDatapoints(sub.Depth, sub.Uuid, sub.Path)
+
+		if len(dps) == 0 {
+			resp.SetError()
+			if resp.Message == "" {
+				resp.SetMessage(fmt.Sprintf("datapoint %s not found", sub.Path))
+			}
+			continue
+		}
+
+		for _, dp := range dps {
 			if sub.Driver != "" {
 				if dp.Drivers == nil || dp.Drivers[sub.Driver] == nil {
 					continue
 				}
 			}
-			dp.AddSubscribtion(id, sub)
+
+			client := d.DBM.Conns.GetClient(id)
+			if client == nil {
+				d.Log.Warning("subscribe", "id "+id+" not found")
+				continue
+			}
+
+			dp.AddSubscribtion(client, sub)
 			resp.AddSubscription(json_dataModels.Subscription{
-				Uuid:    dp.Uuid,
-				Path:    dp.Path,
-				Value:   dp.Value,
-				Driver:  sub.Driver,
-				Drivers: &dp.Drivers,
+				Uuid:     dp.Uuid,
+				Path:     dp.Path,
+				Value:    dp.Value,
+				HasChild: dp.Datapoints != nil,
+				Driver:   sub.Driver,
+				Drivers:  &dp.Drivers,
 			})
 		}
 	}
-
 	if err := d.Conns.SendResponse(id, resp); err != nil {
 		d.Log.Error("subscribe.Subscribe", err.Error())
 	}
@@ -51,20 +70,27 @@ func (d *DBMHandler) Unsubscribe(req *json_dataModels.Request, id string) {
 	defer d.RUnlock()

 	resp := json_dataModels.NewResponse()
+	resp.Id = req.Id

 	for _, sub := range req.Unsubscribe {
-		for _, dp := range d.DB.QueryDatapoints(sub.Depth, sub.Path) {
-			if _, ok := dp.Subscriptions[id]; !ok {
+		for _, dp := range d.DBM.QueryDatapoints(sub.Depth, sub.Uuid, sub.Path) {
+
+			client := d.DBM.Conns.GetClient(id)
+			if client == nil {
+				d.Log.Warning("subscribe", "id "+id+" not found")
 				continue
 			}
-			dp.RemoveSubscribtion(id)
+
+			if _, ok := dp.Subscriptions[client]; !ok {
+				continue
+			}
+			dp.RemoveSubscribtion(client)
 			resp.AddUnsubscription(json_dataModels.Subscription{
 				Uuid: dp.Uuid,
 				Path: dp.Path,
 			})
 		}
 	}
-
 	if err := d.Conns.SendResponse(id, resp); err != nil {
 		d.Log.Error("subscribe.Unsubscribe", err.Error())
 	}
--- a/dbm/system.go
+++ b/dbm/system.go
@@ -1,11 +1,8 @@
 package dbm

 import (
-	"fmt"
-	"runtime"
-	"time"
-
-	"github.com/tecamino/tecamino-dbm/utils"
+	"github.com/google/uuid"
+	"github.com/tecamino/tecamino-dbm/models"
 	json_dataModels "github.com/tecamino/tecamino-json_data/models"
 )

@@ -14,84 +11,19 @@ func (d *DBMHandler) AddSystemDps() (err error) {

 	typ := json_dataModels.LOU
 	rights := json_dataModels.Read
-	_, err = d.DB.CreateDatapoints(d.Conns, json_dataModels.Set{Path: path, Value: 0, Type: typ, Rights: rights})
+	_, err = d.DBM.CreateDatapoints(json_dataModels.Set{Path: path, Value: 0, Type: typ, Rights: rights})
 	if err != nil {
 		d.Log.Error("dmb.Handler.AddSystemDps", err.Error())
 		return err
 	}
-	dp := d.QueryDatapoints(1, path)
-	d.UpdateDatapointValue(path, dp[0].GetValueUint64()+1)
+	models.SystemDatapoints = d.DBM.QueryDatapoints(1, uuid.Nil, path)[0].Uuid

-	if err = d.GoSystemTime(); err != nil {
+	if err = d.DBM.GoSystemTime(); err != nil {
 		return err
 	}

-	if err = d.GoSystemMemory(); err != nil {
+	if err = d.DBM.GoSystemMemory(); err != nil {
 		return err
 	}
 	return
 }
-
-func (d *DBMHandler) GetNumbersOfDatapoints() uint64 {
-	return utils.Uint64From(d.DB.Datapoints["System"].Datapoints["Datapoints"].Value)
-}
-
-func (d *DBMHandler) GoSystemTime() error {
-	path := "System:Time"
-	var tOld int64
-
-	typ := json_dataModels.STR
-	rights := json_dataModels.Read
-	_, err := d.DB.CreateDatapoints(d.Conns, json_dataModels.Set{Path: path, Type: typ, Rights: rights})
-	if err != nil {
-		d.Log.Error("system.GoSystemTime", err.Error())
-		return err
-	}
-	dp := d.QueryDatapoints(1, "System:Datapoints")
-	d.UpdateDatapointValue("System:Datapoints", dp[0].GetValueUint64()+1)
-
-	go func() {
-		for {
-			t := time.Now().UnixMilli()
-			if tOld != t {
-				if er := d.DB.UpdateDatapointValue(d.Conns, time.UnixMilli(t).Format("2006-01-02 15:04:05"), path); er != nil {
-					d.Log.Error("dmb.Handler.AddSystemDps.UpdateDatapointValue", er.Error())
-				}
-				tOld = t
-			}
-			time.Sleep(time.Second)
-		}
-	}()
-	return nil
-}
-
-func (d *DBMHandler) GoSystemMemory() error {
-	path := "System:UsedMemory"
-	var m runtime.MemStats
-	var mOld uint64
-
-	typ := json_dataModels.STR
-	rights := json_dataModels.Read
-	_, err := d.DB.CreateDatapoints(d.Conns, json_dataModels.Set{Path: path, Type: typ, Rights: rights})
-	if err != nil {
-		d.Log.Error("system.GoSystemMemory", err.Error())
-		return err
-	}
-	dp := d.QueryDatapoints(1, "System:Datapoints")
-	d.UpdateDatapointValue("System:Datapoints", dp[0].GetValueUint64()+1)
-
-	go func() {
-		for {
-			runtime.ReadMemStats(&m)
-			if m.Sys != mOld {
-				mem := fmt.Sprintf("%.2f MB", float64(m.Sys)/1024/1024)
-				if er := d.DB.UpdateDatapointValue(d.Conns, mem, path); er != nil {
-					d.Log.Error("dmb.Handler.AddSystemDps.UpdateDatapointValue", er.Error())
-				}
-				mOld = m.Sys
-			}
-			time.Sleep(time.Second)
-		}
-	}()
-	return nil
-}
--- a/dbm/webSocket.go
+++ b/dbm/webSocket.go
@@ -2,11 +2,7 @@ package dbm

 import (
 	"encoding/json"
-	"errors"
-	"fmt"
-	"io"

-	"github.com/coder/websocket"
 	"github.com/gin-gonic/gin"
 	"github.com/tecamino/tecamino-dbm/auth"
 	json_dataModels "github.com/tecamino/tecamino-json_data/models"
@@ -26,74 +22,36 @@ func (d *DBMHandler) WebSocket(c *gin.Context) {
 	}
 	d.Log.Debug("dbmHandler.webSocket.Websocket", "authorization id token: "+id)

-	err = d.Conns.ConnectRecievingWsConnection(id, c)
-	defer d.Conns.RemoveClient(id)
+	client, err := d.Conns.ConnectNewClient(id, c)
 	if err != nil {
-		d.Log.Error("dbmHandler.webSocket.Websocket", "error connecting recieving websocket conection: "+err.Error())
+		d.Log.Error("dbmHandler.webSocket.Websocket", err)
 		return
 	}
-	defer d.Conns.DisconnectWsConnection(id, websocket.StatusInternalError, "Internal error")

-	//Read loop
-	for {
-
-		request, err := d.readJsonData(id)
+	client.OnMessage = func(data []byte) {
+		request, err := d.readJsonData(data)
 		if err != nil {
-			d.Log.Error("websocket.WebSocket", err.Error())
-			break
+			d.Log.Error("dbmHandler.webSocket.Websocket", "read json: "+err.Error())
 		}

 		// Sets
-
 		d.Get(request, id)
 		// Sets
-		d.Set(request)
+		d.Set(request, id)

 		// Subscribe
 		d.Subscribe(request, id)

 		// Unsubscribe
 		d.Unsubscribe(request, id)
+	}

-		request.Get = make([]json_dataModels.Get, 0)
-		request.Set = make([]json_dataModels.Set, 0)
-		request.Subscribe = make([]json_dataModels.Subscription, 0)
-		request.Unsubscribe = make([]json_dataModels.Subscription, 0)
-		request = nil
+	client.OnError = func(err error) {
+		d.Log.Error("dbmHandler.webSocket.Websocket", "error on websocket connection: "+err.Error())
 	}
 }

-func (d *DBMHandler) readJsonData(id string) (request *json_dataModels.Request, err error) {
-
-	client, ok := d.Conns.Clients[id]
-	if !ok {
-		return request, errors.New("client id not found")
-	}
-
-	_, reader, err := client.Conn.Reader(client.Ctx)
-	if err != nil {
-		return request, err
-	}
-
-	b, err := io.ReadAll(reader)
-	if err != nil {
-		code := websocket.CloseStatus(err)
-
-		switch code {
-		case websocket.StatusNormalClosure,
-			websocket.StatusGoingAway,
-			websocket.StatusNoStatusRcvd:
-			d.Log.Info("webSocket.readJsonData", fmt.Sprintf("WebSocket closed: %v (code: %v)\n", err, code))
-			return
-		default:
-			d.Log.Error("webSocket.readJsonData", fmt.Sprintf("WebSocket read error: %v (code: %v)\n", err, code))
-			return
-		}
-	}
-
-	if err := json.Unmarshal(b, &request); err != nil {
-		return request, err
-	}
-
+func (d *DBMHandler) readJsonData(data []byte) (request *json_dataModels.Request, err error) {
+	err = json.Unmarshal(data, &request)
 	return
 }
--- a/go.mod
+++ b/go.mod
@@ -3,41 +3,41 @@ module github.com/tecamino/tecamino-dbm
 go 1.24.0

 require (
-	github.com/coder/websocket v1.8.13
+	github.com/gin-contrib/cors v1.7.5
 	github.com/gin-gonic/gin v1.10.0
 	github.com/google/uuid v1.6.0
-	github.com/tecamino/tecamino-json_data v0.0.12
+	github.com/gorilla/websocket v1.5.3
+	github.com/tecamino/tecamino-json_data v0.0.17
 	github.com/tecamino/tecamino-logger v0.2.0
 )

 require (
-	github.com/bytedance/sonic v1.11.6 // indirect
-	github.com/bytedance/sonic/loader v0.1.1 // indirect
-	github.com/cloudwego/base64x v0.1.4 // indirect
-	github.com/cloudwego/iasm v0.2.0 // indirect
-	github.com/gabriel-vasile/mimetype v1.4.3 // indirect
-	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/bytedance/sonic v1.13.2 // indirect
+	github.com/bytedance/sonic/loader v0.2.4 // indirect
+	github.com/cloudwego/base64x v0.1.5 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.8 // indirect
+	github.com/gin-contrib/sse v1.0.0 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
-	github.com/go-playground/validator/v10 v10.20.0 // indirect
-	github.com/goccy/go-json v0.10.2 // indirect
+	github.com/go-playground/validator/v10 v10.26.0 // indirect
+	github.com/goccy/go-json v0.10.5 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/klauspost/cpuid/v2 v2.2.7 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.10 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
-	github.com/pelletier/go-toml/v2 v2.2.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.3 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.12 // indirect
 	go.uber.org/multierr v1.10.0 // indirect
 	go.uber.org/zap v1.27.0 // indirect
-	golang.org/x/arch v0.8.0 // indirect
-	golang.org/x/crypto v0.23.0 // indirect
-	golang.org/x/net v0.25.0 // indirect
-	golang.org/x/sys v0.20.0 // indirect
-	golang.org/x/text v0.15.0 // indirect
-	google.golang.org/protobuf v1.34.1 // indirect
+	golang.org/x/arch v0.15.0 // indirect
+	golang.org/x/crypto v0.36.0 // indirect
+	golang.org/x/net v0.38.0 // indirect
+	golang.org/x/sys v0.31.0 // indirect
+	golang.org/x/text v0.23.0 // indirect
+	google.golang.org/protobuf v1.36.6 // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -1,20 +1,20 @@
-github.com/bytedance/sonic v1.11.6 h1:oUp34TzMlL+OY1OUWxHqsdkgC/Zfc85zGqw9siXjrc0=
-github.com/bytedance/sonic v1.11.6/go.mod h1:LysEHSvpvDySVdC2f87zGWf6CIKJcAvqab1ZaiQtds4=
-github.com/bytedance/sonic/loader v0.1.1 h1:c+e5Pt1k/cy5wMveRDyk2X4B9hF4g7an8N3zCYjJFNM=
+github.com/bytedance/sonic v1.13.2 h1:8/H1FempDZqC4VqjptGo14QQlJx8VdZJegxs6wwfqpQ=
+github.com/bytedance/sonic v1.13.2/go.mod h1:o68xyaF9u2gvVBuGHPlUVCy+ZfmNNO5ETf1+KgkJhz4=
 github.com/bytedance/sonic/loader v0.1.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU=
-github.com/cloudwego/base64x v0.1.4 h1:jwCgWpFanWmN8xoIUHa2rtzmkd5J2plF/dnLS6Xd/0Y=
-github.com/cloudwego/base64x v0.1.4/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
-github.com/cloudwego/iasm v0.2.0 h1:1KNIy1I1H9hNNFEEH3DVnI4UujN+1zjpuk6gwHLTssg=
+github.com/bytedance/sonic/loader v0.2.4 h1:ZWCw4stuXUsn1/+zQDqeE7JKP+QO47tz7QCNan80NzY=
+github.com/bytedance/sonic/loader v0.2.4/go.mod h1:N8A3vUdtUebEY2/VQC0MyhYeKUFosQU6FxH2JmUe6VI=
+github.com/cloudwego/base64x v0.1.5 h1:XPciSp1xaq2VCSt6lF0phncD4koWyULpl5bUxbfCyP4=
+github.com/cloudwego/base64x v0.1.5/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
 github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQPiEFhY=
-github.com/coder/websocket v1.8.13 h1:f3QZdXy7uGVz+4uCJy2nTZyM0yTBj8yANEHhqlXZ9FE=
-github.com/coder/websocket v1.8.13/go.mod h1:LNVeNrXQZfe5qhS9ALED3uA+l5pPqvwXg3CKoDBB2gs=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/gabriel-vasile/mimetype v1.4.3 h1:in2uUcidCuFcDKtdcBxlR0rJ1+fsokWf+uqxgUFjbI0=
-github.com/gabriel-vasile/mimetype v1.4.3/go.mod h1:d8uq/6HKRL6CGdk+aubisF/M5GcPfT7nKyLpA0lbSSk=
-github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
-github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
+github.com/gabriel-vasile/mimetype v1.4.8 h1:FfZ3gj38NjllZIeJAmMhr+qKL8Wu+nOoI3GqacKw1NM=
+github.com/gabriel-vasile/mimetype v1.4.8/go.mod h1:ByKUIKGjh1ODkGM1asKUbQZOLGrPjydw3hYPU2YU9t8=
+github.com/gin-contrib/cors v1.7.5 h1:cXC9SmofOrRg0w9PigwGlHG3ztswH6bqq4vJVXnvYMk=
+github.com/gin-contrib/cors v1.7.5/go.mod h1:4q3yi7xBEDDWKapjT2o1V7mScKDDr8k+jZ0fSquGoy0=
+github.com/gin-contrib/sse v1.0.0 h1:y3bT1mUWUxDpW4JLQg/HnTqV4rozuW4tC9eFKTxYI9E=
+github.com/gin-contrib/sse v1.0.0/go.mod h1:zNuFdwarAygJBht0NTKiSi3jRf6RbqeILZ9Sp6Slhe0=
 github.com/gin-gonic/gin v1.10.0 h1:nTuyha1TYqgedzytsKYqna+DfLos46nTv2ygFy86HFU=
 github.com/gin-gonic/gin v1.10.0/go.mod h1:4PMNQiOhvDRa013RKVbsiNwoyezlm2rm0uX/T7kzp5Y=
 github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
@@ -23,21 +23,27 @@ github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/o
 github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
 github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
 github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
-github.com/go-playground/validator/v10 v10.20.0 h1:K9ISHbSaI0lyB2eWMPJo+kOS/FBExVwjEviJTixqxL8=
-github.com/go-playground/validator/v10 v10.20.0/go.mod h1:dbuPbCMFw/DrkbEynArYaCwl3amGuJotoKCe95atGMM=
-github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
-github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
+github.com/go-playground/validator/v10 v10.26.0 h1:SP05Nqhjcvz81uJaRfEV0YBSSSGMc/iMaVtFbr3Sw2k=
+github.com/go-playground/validator/v10 v10.26.0/go.mod h1:I5QpIEbmr8On7W0TktmJAumgzX4CA1XNl4ZmDuVHKKo=
+github.com/goccy/go-json v0.10.5 h1:Fq85nIqj+gXn/S5ahsiTlK3TmC85qgirsdTP/+DeaC4=
+github.com/goccy/go-json v0.10.5/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
 github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
-github.com/klauspost/cpuid/v2 v2.2.7 h1:ZWSB3igEs+d0qvnxR/ZBzXVmxkgt8DdzP6m9pfuVLDM=
-github.com/klauspost/cpuid/v2 v2.2.7/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws=
+github.com/klauspost/cpuid/v2 v2.2.10 h1:tBs3QSyvjDyFTq3uoc/9xFpCuOsJQFNPiAhYdw2skhE=
+github.com/klauspost/cpuid/v2 v2.2.10/go.mod h1:hqwkgyIinND0mEev00jJYCxPNVRVXFQeu1XKlok6oO0=
 github.com/knz/go-libedit v1.10.1/go.mod h1:MZTVkCWyz0oBc7JOWP3wNAzd002ZbM/5hgShxwh4x8M=
+github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
+github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ=
 github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
@@ -47,10 +53,12 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
-github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM=
-github.com/pelletier/go-toml/v2 v2.2.2/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h4qDAS4n929Rs=
+github.com/pelletier/go-toml/v2 v2.2.3 h1:YmeHyLY8mFWbdkNWwpr+qIL2bEqT0o95WSdkNHvL12M=
+github.com/pelletier/go-toml/v2 v2.2.3/go.mod h1:MfCQTFTvCcUyyvvwm1+G6H/jORL20Xlb6rzQu9GuUkc=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rogpeppe/go-internal v1.8.0 h1:FCbCCtXNOY3UtUuHUYaghJg4y7Fd14rXifAYUAtL9R8=
+github.com/rogpeppe/go-internal v1.8.0/go.mod h1:WmiCO8CzOY8rg0OYDC4/i/2WRWAB6poM+XZ2dLUbcbE=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
@@ -61,10 +69,10 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
-github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
-github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-github.com/tecamino/tecamino-json_data v0.0.12 h1:S4Y+WcfQNrin7P73ZI+4eJWh62IwJVhriRsPGGM8N34=
-github.com/tecamino/tecamino-json_data v0.0.12/go.mod h1:LLlyD7Wwqplb2BP4PeO86EokEcTRidlW5MwgPd1T2JY=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/tecamino/tecamino-json_data v0.0.17 h1:M12UzKbfIgu/q3ERsEhGNDV3DYOvc0TioU288kQjDCA=
+github.com/tecamino/tecamino-json_data v0.0.17/go.mod h1:LLlyD7Wwqplb2BP4PeO86EokEcTRidlW5MwgPd1T2JY=
 github.com/tecamino/tecamino-logger v0.2.0 h1:NPH/Gg9qRhmVoW8b39i1eXu/LEftHc74nyISpcRG+XU=
 github.com/tecamino/tecamino-logger v0.2.0/go.mod h1:0M1E9Uei/qw3e3WA1x3lBo1eP3H5oeYE7GjYrMahnj8=
 github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
@@ -77,29 +85,27 @@ go.uber.org/multierr v1.10.0 h1:S0h4aNzvfcFsC3dRF1jLoaov7oRaKqRGC/pUEJ2yvPQ=
 go.uber.org/multierr v1.10.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
 go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
-golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
-golang.org/x/arch v0.8.0 h1:3wRIsP3pM4yUptoR96otTUOXI367OS0+c9eeRi9doIc=
-golang.org/x/arch v0.8.0/go.mod h1:FEVrYAQjsQXMVJ1nsMoVVXPZg6p2JE2mx8psSWTDQys=
-golang.org/x/crypto v0.23.0 h1:dIJU/v2J8Mdglj/8rJ6UUOM3Zc9zLZxVZwwxMooUSAI=
-golang.org/x/crypto v0.23.0/go.mod h1:CKFgDieR+mRhux2Lsu27y0fO304Db0wZe70UKqHu0v8=
-golang.org/x/net v0.25.0 h1:d/OCCoBEUq33pjydKrGQhw7IlUPI2Oylr+8qLx49kac=
-golang.org/x/net v0.25.0/go.mod h1:JkAGAh7GEvH74S6FOH42FLoXpXbE/aqXSrIQjXgsiwM=
-golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/arch v0.15.0 h1:QtOrQd0bTUnhNVNndMpLHNWrDmYzZ2KDqSrEymqInZw=
+golang.org/x/arch v0.15.0/go.mod h1:JmwW7aLIoRUKgaTzhkiEFxvcEiQGyOg9BMonBJUS7EE=
+golang.org/x/crypto v0.36.0 h1:AnAEvhDddvBdpY+uR+MyHmuZzzNqXSe/GvuDeob5L34=
+golang.org/x/crypto v0.36.0/go.mod h1:Y4J0ReaxCR1IMaabaSMugxJES1EpwhBHhv2bDHklZvc=
+golang.org/x/net v0.38.0 h1:vRMAPTMaeGqVhG5QyLJHqNDwecKTomGeqbnfZyKlBI8=
+golang.org/x/net v0.38.0/go.mod h1:ivrbrMbzFq5J41QOQh0siUuly180yBYtLp+CKbEaFx8=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.20.0 h1:Od9JTbYCk261bKm4M/mw7AklTlFYIa0bIp9BgSm1S8Y=
-golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/text v0.15.0 h1:h1V/4gjBv8v9cjcR6+AR5+/cIYK5N/WAgiv4xlsEtAk=
-golang.org/x/text v0.15.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
+golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/text v0.23.0 h1:D71I7dUrlY+VX0gQShAThNGHFxZ13dGLBHQLVl1mJlY=
+golang.org/x/text v0.23.0/go.mod h1:/BLNzu4aZCJ1+kcD0DNRotWKage4q2rGVAg4o22unh4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg=
-google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+google.golang.org/protobuf v1.36.6 h1:z1NpPI8ku2WgiWnf+t9wTPsn6eP1L7ksHUlkfLvd9xY=
+google.golang.org/protobuf v1.36.6/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/5YcXBHnY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/natefinch/lumberjack.v2 v2.2.1 h1:bBRl1b0OH9s/DuPhuXpNl+VtCaJXFZ5/uEFST95x9zc=
 gopkg.in/natefinch/lumberjack.v2 v2.2.1/go.mod h1:YD8tP3GAjkrDg1eZH7EGmyESg/lsYskCTPBJVb9jqSc=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 nullprogram.com/x/optparse v1.0.0/go.mod h1:KdyPE+Igbe0jQUrVfMqDMeJQIJZEuyV7pjYmp6pbG50=
-rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=
--- a/main.go
+++ b/main.go
@@ -6,7 +6,7 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/tecamino/tecamino-dbm/args"
 	"github.com/tecamino/tecamino-dbm/dbm"
-	"github.com/tecamino/tecamino-dbm/server"
+	ws "github.com/tecamino/tecamino-dbm/websocket"
 )

 func main() {
@@ -23,7 +23,7 @@ func main() {

 	//initialize new server
 	dbmHandler.Log.Debug("main", "initialize new server instance")
-	s := server.NewServer()
+	s := ws.NewServer(a.AllowOrigins, a.Port.Remote)

 	//set routes
 	dbmHandler.Log.Debug("main", "setting routes")
@@ -37,16 +37,16 @@ func main() {

 	// start http server
 	go func() {
-		dbmHandler.Log.Info("main", fmt.Sprintf("http listen on %d", a.Port.Http))
-		if err := s.ServeHttp(a.Port.Http); err != nil {
+		dbmHandler.Log.Info("main", fmt.Sprintf("http listen on ip: %s port: %d", a.Ip, a.Port.Http))
+		if err := s.ServeHttp(a.Ip, a.Port.Http); err != nil {
 			dbmHandler.Log.Error("main", "error http server "+err.Error())
 			panic(err)
 		}
 	}()

 	// start https server
-	dbmHandler.Log.Info("main", fmt.Sprintf("https listen on %d", a.Port.Https))
-	if err := s.ServeHttps(a.Port.Https, a.Cert); err != nil {
+	dbmHandler.Log.Info("main", fmt.Sprintf("https listen on ip: %s port: %d", a.Ip, a.Port.Https))
+	if err := s.ServeHttps(a.Ip, a.Port.Https, a.Cert); err != nil {
 		dbmHandler.Log.Error("main", "error http server "+err.Error())
 		panic(err)
 	}
--- a/models/datapoint.go
+++ b/models/datapoint.go
@@ -1,6 +1,7 @@
 package models

 import (
+	"encoding/json"
 	"errors"
 	"fmt"
 	"regexp"
@@ -8,8 +9,9 @@ import (
 	"time"

 	"github.com/google/uuid"
-	serverModels "github.com/tecamino/tecamino-dbm/server/models"
 	"github.com/tecamino/tecamino-dbm/utils"
+	ws "github.com/tecamino/tecamino-dbm/websocket"
+	wsModels "github.com/tecamino/tecamino-dbm/websocket/models"
 	json_data "github.com/tecamino/tecamino-json_data"
 	json_dataModels "github.com/tecamino/tecamino-json_data/models"
 )
@@ -87,10 +89,13 @@ func (d *Datapoint) GetValueUint64() uint64 {
 	return utils.Uint64From(d.Value)
 }

-func (d *Datapoint) CreateDatapoints(conns *serverModels.Connections, sets ...json_dataModels.Set) (created []json_dataModels.Set, err error) {
+func (d *Datapoint) CreateDatapoints(sets ...json_dataModels.Set) (created []json_dataModels.Set, uuids Uuids, err error) {
 	if len(sets) == 0 {
 		return
 	}
+
+	uuids = make(Uuids, 1)
+
 	for _, dp := range sets {
 		parts := strings.Split(dp.Path, ":")

@@ -105,7 +110,7 @@ func (d *Datapoint) CreateDatapoints(conns *serverModels.Connections, sets ...js
 				if existing, ok := current.Datapoints[part]; ok {
 					publish, err := existing.Set("", dp)
 					if err != nil {
-						return nil, err
+						return nil, nil, err
 					}
 					created = append(created, json_dataModels.Set{
 						Uuid:    existing.Uuid,
@@ -118,7 +123,7 @@ func (d *Datapoint) CreateDatapoints(conns *serverModels.Connections, sets ...js
 					})

 					if publish {
-						existing.Publish(conns, OnChange)
+						existing.Publish(OnChange)
 					}
 				} else {
 					ndp := Datapoint{
@@ -130,7 +135,7 @@ func (d *Datapoint) CreateDatapoints(conns *serverModels.Connections, sets ...js
 					current.Datapoints[part] = &ndp
 					publish, err := ndp.Set(strings.Join(parts, ":"), dp)
 					if err != nil {
-						return nil, err
+						return nil, nil, err
 					}
 					created = append(created, json_dataModels.Set{
 						Uuid:   ndp.Uuid,
@@ -141,8 +146,10 @@ func (d *Datapoint) CreateDatapoints(conns *serverModels.Connections, sets ...js
 						Driver: dp.Driver,
 					})
 					if publish {
-						current.Publish(conns, OnChange)
+						current.Publish(OnChange)
 					}
+					//add uuid to flat map for faster lookuo
+					uuids[ndp.Uuid] = &ndp
 				}
 			}

@@ -173,15 +180,20 @@ func (d *Datapoint) CreateDatapoints(conns *serverModels.Connections, sets ...js

 				current.Datapoints[part] = newDp
 				current = newDp
+
+				//add uuid to flat map for faster lookuo
+				uuids[newDp.Uuid] = newDp
 			}
 		}
 	}
 	return
 }

-func (d *Datapoint) ImportDatapoint(conns *serverModels.Connections, dp Datapoint, path string) error {
+func (d *Datapoint) ImportDatapoint(dp *Datapoint, path string) (uuids Uuids, err error) {
 	parts := strings.Split(dp.Path, ":")

+	uuids = make(Uuids, 1)
+
 	current := d
 	for i, part := range parts {
 		if current.Datapoints == nil {
@@ -195,16 +207,19 @@ func (d *Datapoint) ImportDatapoint(conns *serverModels.Connections, dp Datapoin
 				existing.Value = dp.Type.ConvertValue(dp.Value)
 				existing.ReadWrite = dp.ReadWrite.GetRights()
 				existing.UpdateDateTime = time.Now().UnixMilli()
-				dp.Publish(conns, OnChange)
+				dp.Publish(OnChange)
 			} else {
 				dp.Path = strings.Join(parts, ":")
 				dp.ReadWrite = dp.ReadWrite.GetRights()
 				dp.UpdateDateTime = time.Now().UnixMilli()
 				dp.Subscriptions = InitSubscribtion()
-				current.Datapoints[part] = &dp
-				dp.Publish(conns, OnChange)
+				current.Datapoints[part] = dp
+				//add uuid to flat map for faster lookuo
+				uuids[dp.Uuid] = dp
+				dp.Publish(OnChange)
 			}
-			return nil
+
+			return uuids, nil
 		}

 		// Traverse or create intermediate nodes
@@ -220,12 +235,14 @@ func (d *Datapoint) ImportDatapoint(conns *serverModels.Connections, dp Datapoin
 			newDp.ReadWrite = newDp.ReadWrite.GetRights()
 			current.Datapoints[part] = newDp
 			current = newDp
+			//add uuid to flat map for faster lookup
+			uuids[newDp.Uuid] = newDp
 		}
 	}
-	return nil
+	return uuids, nil
 }

-func (d *Datapoint) UpdateDatapointValue(conns *serverModels.Connections, value any, path string) error {
+func (d *Datapoint) UpdateDatapointValue(value any, path string) error {

 	paths := strings.Split(path, ":")

@@ -238,7 +255,7 @@ func (d *Datapoint) UpdateDatapointValue(conns *serverModels.Connections, value
 		if i == len(paths)-1 {
 			dp.Value = dp.Type.ConvertValue(value)
 			dp.UpdateDateTime = time.Now().UnixMilli()
-			dp.Publish(conns, OnChange)
+			dp.Publish(OnChange)
 			return nil
 		}
 		current = dp
@@ -246,14 +263,14 @@ func (d *Datapoint) UpdateDatapointValue(conns *serverModels.Connections, value
 	return nil
 }

-func (d *Datapoint) UpdateValue(conns *serverModels.Connections, value any) error {
+func (d *Datapoint) UpdateValue(conns *ws.ClientHandler, value any) error {
 	d.Value = d.Type.ConvertValue(value)
 	d.UpdateDateTime = time.Now().UnixMilli()
-	d.Publish(conns, OnChange)
+	d.Publish(OnChange)
 	return nil
 }

-func (d *Datapoint) RemoveDatapoint(conns *serverModels.Connections, set json_dataModels.Set) (json_dataModels.Set, error) {
+func (d *Datapoint) RemoveDatapoint(conns *ws.ClientHandler, set json_dataModels.Set) (json_dataModels.Set, error) {
 	parts := strings.Split(set.Path, ":")

 	if len(parts) < 1 {
@@ -261,7 +278,7 @@ func (d *Datapoint) RemoveDatapoint(conns *serverModels.Connections, set json_da
 	}

 	current := d
-	for i := range len(parts) - 1 {
+	for i := 0; i < len(parts)-1; i++ {
 		next, ok := current.Datapoints[parts[i]]
 		if !ok {
 			return json_dataModels.Set{}, fmt.Errorf("path not found: '%s'", strings.Join(parts[:i+1], ":"))
@@ -271,7 +288,7 @@ func (d *Datapoint) RemoveDatapoint(conns *serverModels.Connections, set json_da

 	toDelete := parts[len(parts)-1]
 	if dp, ok := current.Datapoints[toDelete]; ok {
-		dp.Publish(conns, OnDelete)
+		dp.Publish(OnDelete)
 		delete(current.Datapoints, toDelete)
 		return json_dataModels.Set{
 			Uuid: set.Uuid,
@@ -316,8 +333,7 @@ func (d *Datapoint) QueryDatapoints(depth uint, path string) (dps Datapoints) {

 	var dfs func(current *Datapoint, index int)
 	dfs = func(current *Datapoint, index int) {
-
-		if index == len(parts) {
+		if index == len(parts) || path == "" {
 			dps = append(dps, current.GetAllDatapoints(depth)...)
 			return
 		}
@@ -340,17 +356,17 @@ func (d *Datapoint) QueryDatapoints(depth uint, path string) (dps Datapoints) {
 	return
 }

-func (d *Datapoint) AddSubscribtion(id string, sub json_dataModels.Subscription) {
+func (d *Datapoint) AddSubscribtion(conn *wsModels.Client, sub json_dataModels.Subscription) {
 	if d.Subscriptions == nil {
 		return
 	}

-	if s, ok := d.Subscriptions[id]; ok {
+	if s, ok := d.Subscriptions[conn]; ok {
 		s.OnCreate = sub.OnCreate
 		s.OnChange = sub.OnChange
 		s.OnDelete = sub.OnDelete
 	} else {
-		d.Subscriptions[id] = &Subscription{
+		d.Subscriptions[conn] = &Subscription{
 			OnCreate: sub.OnCreate,
 			OnChange: sub.OnChange,
 			OnDelete: sub.OnDelete,
@@ -358,36 +374,27 @@ func (d *Datapoint) AddSubscribtion(id string, sub json_dataModels.Subscription)
 	}
 }

-func (d *Datapoint) RemoveSubscribtion(id string) {
-	if _, ok := d.Subscriptions[id]; !ok {
-		return
-	}
-	delete(d.Subscriptions, id)
+func (d *Datapoint) RemoveSubscribtion(client *wsModels.Client) {
+	delete(d.Subscriptions, client)
 }

-func (d *Datapoint) Publish(conns *serverModels.Connections, eventType string) error {
-	if conns.Clients == nil {
-		return nil
-	}
-	conns.RLock()
-	defer conns.RUnlock()
+func (d *Datapoint) Publish(eventType string) error {
+	for client := range d.Subscriptions {
+		r := json_data.NewResponse()
+		r.AddPublish(json_dataModels.Publish{
+			Event: eventType,
+			Uuid:  d.Uuid,
+			Path:  d.Path,
+			Type:  d.Type,
+			Value: d.Value,
+		})

-	for id := range d.Subscriptions {
-		if _, ok := conns.Clients[id]; !ok {
-			delete(d.Subscriptions, id)
-		} else {
-			r := json_data.NewResponse()
-			r.AddUPublish(json_dataModels.Publish{
-				Event: eventType,
-				Uuid:  d.Uuid,
-				Path:  d.Path,
-				Value: d.Value,
-			})
-
-			if err := conns.SendResponse(id, r); err != nil {
-				return err
-			}
+		b, err := json.Marshal(r)
+		if err != nil {
+			return err
 		}
+
+		client.SendResponse(b)
 	}
 	return nil
 }
--- a/models/dbm.go
+++ b/models/dbm.go
@@ -0,0 +1,187 @@
+package models
+
+import (
+	"fmt"
+	"runtime"
+	"time"
+
+	"maps"
+
+	"github.com/google/uuid"
+	"github.com/tecamino/tecamino-dbm/utils"
+	ws "github.com/tecamino/tecamino-dbm/websocket"
+	json_dataModels "github.com/tecamino/tecamino-json_data/models"
+	"github.com/tecamino/tecamino-logger/logging"
+)
+
+type DBM struct {
+	Datapoints Datapoint
+	Uuids      Uuids
+	Conns      *ws.ClientHandler
+	Log        *logging.Logger
+}
+
+var SystemDatapoints uuid.UUID
+
+func NewDBM(conns *ws.ClientHandler, log *logging.Logger) *DBM {
+	return &DBM{
+		Uuids: make(Uuids),
+		Conns: conns,
+		Log:   log,
+	}
+}
+
+func (d *DBM) CreateDatapoints(sets ...json_dataModels.Set) ([]json_dataModels.Set, error) {
+	if len(sets) == 0 {
+		return nil, nil
+	}
+
+	dps, uuids, err := d.Datapoints.CreateDatapoints(sets...)
+
+	//save uuid in seperate map for fast look up
+	maps.Copy(d.Uuids, uuids)
+
+	if err != nil {
+		return nil, err
+	}
+
+	var ndp uint64
+	for _, dp := range dps {
+		if !dp.Updated {
+			ndp++
+		}
+	}
+
+	d.ModifyCountedDatapoints(ndp, false)
+	return dps, nil
+}
+
+func (d *DBM) ImportDatapoints(dps ...*Datapoint) error {
+	for _, dp := range dps {
+		uuids, err := d.Datapoints.ImportDatapoint(dp, dp.Path)
+		if err != nil {
+			return err
+		}
+		maps.Copy(d.Uuids, uuids)
+
+		d.ModifyCountedDatapoints(1, false)
+	}
+	return nil
+}
+
+func (d *DBM) UpdateDatapointValue(value any, uid uuid.UUID, path ...string) error {
+	if uid != uuid.Nil {
+		if _, ok := d.Uuids[uid]; !ok {
+			return fmt.Errorf("uuid %s not found", uid.String())
+		}
+		dp := d.Uuids[uid]
+		dp.Value = dp.Type.ConvertValue(value)
+		dp.UpdateDateTime = time.Now().UnixMilli()
+		dp.Publish(OnChange)
+	}
+
+	if len(path) > 1 {
+		return fmt.Errorf("only one path allowed")
+	}
+
+	return d.Datapoints.UpdateDatapointValue(value, path[0])
+}
+
+func (d *DBM) RemoveDatapoint(sets ...json_dataModels.Set) ([]json_dataModels.Set, error) {
+	var lsRemoved []json_dataModels.Set
+	for _, set := range sets {
+		removed, err := d.Datapoints.RemoveDatapoint(d.Conns, set)
+		if err != nil {
+			return lsRemoved, err
+		}
+		lsRemoved = append(lsRemoved, removed)
+		d.ModifyCountedDatapoints(1, true)
+	}
+
+	return lsRemoved, nil
+}
+
+func (d *DBM) QueryDatapoints(depth uint, uid uuid.UUID, key ...string) []*Datapoint {
+	if uid != uuid.Nil {
+		if _, ok := d.Uuids[uid]; !ok {
+			return nil
+		}
+		dp := d.Uuids[uid]
+		if depth == 1 {
+			return []*Datapoint{dp}
+		}
+		return append([]*Datapoint{}, dp.QueryDatapoints(depth, key[0])...)
+	}
+	return d.Datapoints.QueryDatapoints(depth, key[0])
+}
+
+func (d *DBM) GetAllDatapoints(depth uint) (dps Datapoints) {
+	return d.Datapoints.GetAllDatapoints(0)
+}
+
+func (d *DBM) GetNumbersOfDatapoints() uint64 {
+	return utils.Uint64From(d.Datapoints.Datapoints["System"].Datapoints["Datapoints"].Value)
+}
+
+func (d *DBM) ModifyCountedDatapoints(count uint64, countDown bool) {
+	dp := d.QueryDatapoints(1, SystemDatapoints, "System:Datapoints")
+	amount := dp[0].GetValueUint64()
+	if countDown {
+		amount -= count
+	} else {
+		amount += count
+	}
+	d.UpdateDatapointValue(amount, SystemDatapoints, "System:Datapoints")
+}
+
+func (d *DBM) GoSystemTime() error {
+	path := "System:Time"
+
+	typ := json_dataModels.STR
+	rights := json_dataModels.Read
+	_, err := d.CreateDatapoints(json_dataModels.Set{Path: path, Type: typ, Rights: rights})
+	if err != nil {
+		d.Log.Error("system.GoSystemTime", err.Error())
+		return err
+	}
+
+	go func() {
+		ticker := time.NewTicker(time.Second)
+		for range ticker.C {
+			if er := d.UpdateDatapointValue(time.Now().Format("2006-01-02 15:04:05"), uuid.Nil, path); er != nil {
+				d.Log.Error("dmb.Handler.AddSystemDps.UpdateDatapointValue", er.Error())
+			}
+
+		}
+	}()
+	return nil
+}
+
+func (d *DBM) GoSystemMemory() error {
+	path := "System:UsedMemory"
+	var m runtime.MemStats
+	var mOld uint64
+
+	typ := json_dataModels.STR
+	rights := json_dataModels.Read
+	_, err := d.CreateDatapoints(json_dataModels.Set{Path: path, Type: typ, Rights: rights})
+	if err != nil {
+		d.Log.Error("system.GoSystemMemory", err.Error())
+		return err
+	}
+
+	go func() {
+		for {
+			runtime.ReadMemStats(&m)
+			if m.Sys != mOld {
+				mem := fmt.Sprintf("%.2f MB", float64(m.Sys)/1024/1024)
+				if er := d.UpdateDatapointValue(mem, uuid.Nil, path); er != nil {
+					d.Log.Error("dmb.Handler.AddSystemDps.UpdateDatapointValue", er.Error())
+				}
+				mOld = m.Sys
+			}
+			time.Sleep(time.Second)
+		}
+	}()
+	return nil
+}
--- a/models/port.go
+++ b/models/port.go
@@ -1,6 +1,7 @@
 package models

 type Port struct {
-	Http  uint
-	Https uint
+	Http   uint
+	Https  uint
+	Remote uint
 }
--- a/models/stringSlices.go
+++ b/models/stringSlices.go
@@ -0,0 +1,14 @@
+package models
+
+import "strings"
+
+type StringSlice []string
+
+func (s *StringSlice) String() string {
+	return strings.Join(*s, ",")
+}
+
+func (s *StringSlice) Set(value string) error {
+	*s = append(*s, value)
+	return nil
+}
--- a/models/subscribtion.go
+++ b/models/subscribtion.go
@@ -1,6 +1,8 @@
 package models

-type Subscriptions map[string]*Subscription
+import wsModels "github.com/tecamino/tecamino-dbm/websocket/models"
+
+type Subscriptions map[*wsModels.Client]*Subscription

 type Subscription struct {
 	OnCreate bool
--- a/models/uuids.go
+++ b/models/uuids.go
@@ -0,0 +1,5 @@
+package models
+
+import "github.com/google/uuid"
+
+type Uuids map[uuid.UUID]*Datapoint
--- a/server/models/clients.go
+++ b/server/models/clients.go
@@ -1,58 +0,0 @@
-package models
-
-import (
-	"context"
-	"fmt"
-
-	"github.com/coder/websocket"
-	"github.com/gin-gonic/gin"
-)
-
-var Origins []string = []string{"*"}
-
-type Clients map[string]*Client
-
-type Client struct {
-	Ctx       context.Context    `json:"-"`
-	Cancel    context.CancelFunc `json:"-"`
-	Connected bool               `json:"connected"`
-	Conn      *websocket.Conn    `json:"-"`
-}
-
-func NewClients() Clients {
-	return make(Clients)
-}
-
-// Connect a recieving websocket connection
-func (cl *Clients) ConnectRecievingWsConnection(id string, c *gin.Context) error {
-	if _, exists := (*cl)[id]; exists {
-		return nil
-	}
-
-	conn, err := websocket.Accept(c.Writer, c.Request, &websocket.AcceptOptions{
-		OriginPatterns: Origins,
-	})
-
-	if err != nil {
-		return fmt.Errorf("error accept websocket client: %s", err)
-	}
-	ctx, cancel := context.WithCancel(context.Background())
-
-	(*cl)[id] = &Client{
-		Connected: true,
-		Ctx:       ctx,
-		Cancel:    cancel,
-		Conn:      conn,
-	}
-	return nil
-}
-
-func (c *Clients) RemoveClient(id string) {
-	delete(*c, id)
-}
-
-func (c *Clients) DisconnectWsConnection(id string, code websocket.StatusCode, reason string) {
-	(*c)[id].Connected = false
-	(*c)[id].Conn.Close(code, reason)
-	(*c)[id].Cancel()
-}
--- a/server/models/connections.go
+++ b/server/models/connections.go
@@ -1,67 +0,0 @@
-package models
-
-import (
-	"context"
-	"encoding/json"
-	"fmt"
-	"sync"
-	"time"
-
-	"github.com/coder/websocket"
-	"github.com/gin-gonic/gin"
-	json_dataModels "github.com/tecamino/tecamino-json_data/models"
-)
-
-// serves as connection handler of websocket
-type Connections struct {
-	sync.RWMutex
-	Clients Clients
-}
-
-// initaiates new conections with client map
-func NewConnections() *Connections {
-	return &Connections{
-		Clients: NewClients(),
-	}
-}
-
-// Connect a recieving websocket connection
-func (c *Connections) ConnectRecievingWsConnection(id string, ctx *gin.Context) error {
-	return c.Clients.ConnectRecievingWsConnection(id, ctx)
-}
-
-func (c *Connections) RemoveClient(id string) {
-	c.Clients.RemoveClient(id)
-}
-
-func (c *Connections) DisconnectWsConnection(id string, code websocket.StatusCode, reason string) {
-	c.Clients.DisconnectWsConnection(id, code, reason)
-}
-
-// sends json response to client
-func (c *Connections) SendResponse(id string, r *json_dataModels.Response) error {
-	client, ok := c.Clients[id]
-	if !ok {
-		return fmt.Errorf("client not found for id %s", id)
-
-	}
-	b, err := json.Marshal(r)
-	if err != nil {
-		return err
-	}
-
-	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
-	defer cancel()
-
-	w, err := client.Conn.Writer(ctx, websocket.MessageText)
-	if err != nil {
-		return err
-	}
-	defer w.Close()
-
-	_, err = w.Write(b)
-	if err != nil {
-		return err
-	}
-	return nil
-}
--- a/server/server.go
+++ b/server/server.go
@@ -1,38 +0,0 @@
-package server
-
-import (
-	"fmt"
-	"sync"
-
-	"github.com/gin-gonic/gin"
-	"github.com/tecamino/tecamino-dbm/cert"
-	"github.com/tecamino/tecamino-logger/logging"
-)
-
-// server model for database manager websocket
-type Server struct {
-	Routes *gin.Engine
-	sync.RWMutex
-	Logger *logging.Logger
-}
-
-// initalizes new dbm server
-func NewServer() *Server {
-	return &Server{
-		Routes: gin.Default(),
-	}
-}
-
-// serve dbm as http
-func (s *Server) ServeHttp(port uint) error {
-	return s.Routes.Run(fmt.Sprintf(":%d", port))
-}
-
-// serve dbm as http
-func (s *Server) ServeHttps(port uint, cert cert.Cert) error {
-	// generate self signed tls certificate
-	if err := cert.GenerateSelfSignedCert(); err != nil {
-		return err
-	}
-	return s.Routes.RunTLS(fmt.Sprintf(":%d", port), cert.CertFile, cert.KeyFile)
-}
--- a/test/dbm_test.go
+++ b/test/dbm_test.go
@@ -7,12 +7,13 @@ import (
 	"testing"
 	"time"

+	"github.com/google/uuid"
 	"github.com/tecamino/tecamino-dbm/args"
 	"github.com/tecamino/tecamino-dbm/cert"
 	"github.com/tecamino/tecamino-dbm/dbm"
 	"github.com/tecamino/tecamino-dbm/models"
-	"github.com/tecamino/tecamino-dbm/server"
 	"github.com/tecamino/tecamino-dbm/utils"
+	ws "github.com/tecamino/tecamino-dbm/websocket"
 )

 func TestCreateDps(t *testing.T) {
@@ -87,11 +88,7 @@ func TestQuery(t *testing.T) {
 		panic(err)
 	}

-	// for i, o := range dmaHandler.QueryDatapoints(".*002.*") {
-	// 	fmt.Println(600, i, o)
-	// }
-
-	for i, o := range dmaHandler.QueryDatapoints(1, "Test:A:000") {
+	for i, o := range dmaHandler.DBM.QueryDatapoints(1, uuid.Nil, "Test:A:000") {
 		fmt.Println(600, i, o)
 	}

@@ -145,7 +142,7 @@ func TestUpdateDps(t *testing.T) {

 func TestServer(t *testing.T) {
 	fmt.Println("start")
-	server := server.NewServer()
+	server := ws.NewServer([]string{".*"}, 9500)

-	t.Fatal(server.ServeHttp(8100))
+	t.Fatal(server.ServeHttp("http://localhost", 8100))
 }
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -1,5 +1,10 @@
 package utils

+import (
+	"fmt"
+	"net"
+)
+
 func ListofA2ZZ() (list []string) {
 	for i := 'A'; i <= 'Z'; i++ {
 		list = append(list, string(i))
@@ -9,12 +14,21 @@ func ListofA2ZZ() (list []string) {
 			list = append(list, string(i)+string(j))
 		}
 	}
-	// for i := 'A'; i <= 'Z'; i++ {
-	// 	for j := 'A'; j <= 'Z'; j++ {
-	// 		for k := 'A'; k <= 'Z'; k++ {
-	// 			list = append(list, string(i)+string(j)+string(k))
-	// 		}
-	// 	}
-	// }
 	return
 }
+
+func GetLocalIP() (string, error) {
+	addrs, err := net.InterfaceAddrs()
+	if err != nil {
+		return "", err
+	}
+
+	for _, addr := range addrs {
+		if ipNet, ok := addr.(*net.IPNet); ok && !ipNet.IP.IsLoopback() {
+			if ipNet.IP.To4() != nil {
+				return ipNet.IP.String(), nil
+			}
+		}
+	}
+	return "", fmt.Errorf("no local IP address found")
+}
--- a/websocket/clientHandler.go
+++ b/websocket/clientHandler.go
@@ -0,0 +1,71 @@
+package websocket
+
+import (
+	"encoding/json"
+	"fmt"
+	"sync"
+
+	"github.com/gin-gonic/gin"
+	"github.com/tecamino/tecamino-dbm/websocket/models"
+	wsModels "github.com/tecamino/tecamino-dbm/websocket/models"
+	json_dataModels "github.com/tecamino/tecamino-json_data/models"
+)
+
+// serves as connection handler of websocket
+type ClientHandler struct {
+	sync.RWMutex
+	Clients models.Clients
+}
+
+// initaiates new conections with client map
+func NewConnectionHandler() *ClientHandler {
+	return &ClientHandler{
+		Clients: make(models.Clients),
+	}
+}
+
+// Connect a recieving websocket connection
+func (cH *ClientHandler) ConnectNewClient(id string, c *gin.Context) (client *models.Client, err error) {
+	if _, exists := cH.Clients[id]; exists {
+		return cH.Clients[id], nil
+	}
+
+	client, err = models.ConnectNewClient(id, c)
+	client.OnClose = func(code int, reason string) {
+		delete(cH.Clients, id)
+	}
+
+	if err != nil {
+		return nil, err
+	}
+	cH.Lock()
+	cH.Clients[id] = client
+	cH.Unlock()
+
+	return client, nil
+}
+
+// get client client
+func (c *ClientHandler) GetClient(id string) *wsModels.Client {
+	if client, ok := c.Clients[id]; ok {
+		return client
+	}
+	return nil
+}
+
+// sends json response to client
+func (c *ClientHandler) SendResponse(id string, r *json_dataModels.Response) error {
+	client, ok := c.Clients[id]
+	if !ok {
+		return fmt.Errorf("client not found for id %s", id)
+
+	}
+
+	b, err := json.Marshal(*r)
+	if err != nil {
+		return err
+	}
+	client.SendResponse(b)
+
+	return nil
+}
--- a/websocket/models/client.go
+++ b/websocket/models/client.go
@@ -0,0 +1,240 @@
+package models
+
+import (
+	"encoding/json"
+	"fmt"
+	"log"
+	"net/http"
+	"time"
+
+	"github.com/gin-gonic/gin"
+	"github.com/gorilla/websocket"
+)
+
+var Origins []string = []string{"*"}
+
+const (
+	// Time allowed to write a message to the peer.
+	writeWait = 10 * time.Second
+
+	// Time allowed to read the next pong message from the peer.
+	pongWait = 10 * time.Second
+
+	// Send pings to peer with this period. Must be less than pongWait.
+	pingPeriod = (pongWait * 9) / 10
+)
+
+type Client struct {
+	Id         string
+	Connected  bool            `json:"connected"`
+	conn       *websocket.Conn `json:"-"`
+	OnOpen     func()
+	OnMessage  func(data []byte)
+	OnClose    func(code int, reason string)
+	OnError    func(err error)
+	OnPing     func()
+	OnPong     func()
+	sendPong   chan string
+	send       chan []byte
+	unregister chan []byte
+}
+
+var upgrader = websocket.Upgrader{
+	CheckOrigin: func(r *http.Request) bool {
+		if len(Origins) == 0 {
+			return false
+		}
+		if Origins[0] == "*" {
+			return true
+		}
+		origin := r.Header.Get("Origin")
+		for _, o := range Origins {
+			if o == origin {
+				return true
+			}
+		}
+		return false
+	},
+	EnableCompression: false,
+}
+
+func ConnectNewClient(id string, c *gin.Context) (*Client, error) {
+	conn, err := upgrader.Upgrade(c.Writer, c.Request, nil)
+	if err != nil {
+		return nil, fmt.Errorf("websocket upgrade error: %w", err)
+	}
+
+	client := &Client{
+		Id:         id,
+		Connected:  true,
+		conn:       conn,
+		sendPong:   make(chan string),
+		send:       make(chan []byte),
+		unregister: make(chan []byte),
+	}
+
+	conn.SetPingHandler(func(appData string) error {
+		if client.OnPing != nil {
+			client.OnPing()
+		}
+		conn.SetWriteDeadline(time.Now().Add(writeWait))
+		conn.SetReadDeadline(time.Now().Add(writeWait))
+		client.sendPong <- appData
+		return nil
+	})
+
+	conn.SetPongHandler(func(string) error {
+		conn.SetReadDeadline(time.Now().Add(pongWait))
+		if client.OnPong != nil {
+			client.OnPong()
+		}
+		return nil
+	})
+
+	// Start reading messages from client
+	go client.Read()
+	go client.Write()
+	return client, nil
+}
+
+func (c *Client) Read() {
+	if c.OnOpen != nil {
+		c.OnOpen()
+	}
+
+	c.conn.SetReadDeadline(time.Now().Add(writeWait))
+	for c.Connected {
+		msgType, msg, err := c.conn.ReadMessage()
+		if err != nil {
+			c.handleError(fmt.Errorf("read error (id:%s): %w", c.Id, err))
+			return
+		}
+		switch msgType {
+		case websocket.CloseMessage:
+			c.Close(websocket.CloseNormalClosure, "Client closed")
+			return
+		case websocket.TextMessage:
+			if isPing := c.handleJsonPing(msg); !isPing {
+				if c.OnMessage != nil {
+					c.OnMessage(msg)
+				} else {
+					log.Printf("Received message but no handler set (id:%s): %s", c.Id, string(msg))
+				}
+			}
+		default:
+			log.Printf("Unhandled message type %d (id:%s)", msgType, c.Id)
+		}
+	}
+}
+
+func (c *Client) Write() {
+	ticker := time.NewTicker(pingPeriod)
+	defer func() {
+		ticker.Stop()
+		c.conn.Close()
+	}()
+	for {
+
+		select {
+		case message, ok := <-c.send:
+			c.conn.SetWriteDeadline(time.Now().Add(writeWait))
+			if !ok {
+				// The hub closed the channel.
+				if err := c.conn.WriteMessage(websocket.CloseMessage, []byte{}); err != nil {
+					c.handleError(err)
+					return
+				}
+				c.handleError(fmt.Errorf("server %s closed channel", c.Id))
+				return
+			} else {
+				if err := c.conn.WriteMessage(websocket.TextMessage, message); err != nil {
+					c.handleError(err)
+					return
+				}
+			}
+		case <-ticker.C:
+			c.conn.SetWriteDeadline(time.Now().Add(writeWait))
+			if err := c.conn.WriteMessage(websocket.PingMessage, nil); err != nil {
+				c.handleError(err)
+				return
+			}
+
+			if c.OnPing != nil {
+				c.OnPing()
+			}
+
+		case message, ok := <-c.sendPong:
+			if ok {
+				c.conn.WriteMessage(websocket.PongMessage, []byte(message))
+			}
+		case message := <-c.unregister:
+			c.conn.WriteMessage(websocket.CloseMessage, message)
+			c.Connected = false
+			close(c.sendPong)
+			close(c.send)
+			close(c.unregister)
+			return
+		}
+
+	}
+}
+
+func (c *Client) handleJsonPing(msg []byte) (isPing bool) {
+	var wsMsg WSMessage
+	err := json.Unmarshal(msg, &wsMsg)
+
+	if err == nil && wsMsg.IsPing() {
+		c.conn.SetReadDeadline(time.Now().Add(writeWait))
+		// Respond with pong JSON
+		select {
+		case c.send <- GetPongByteSlice():
+		default:
+			// optional: log or handle if send buffer is full
+			c.handleError(fmt.Errorf("failed to queue pong message"))
+			return
+		}
+		if err != nil {
+			c.handleError(fmt.Errorf("write pong error: %w", err))
+			return
+		}
+		if c.OnPing != nil {
+			c.OnPing()
+		}
+		isPing = true
+	}
+
+	return
+}
+
+func (c *Client) SendResponse(data []byte) {
+	if !c.Connected {
+		return
+	}
+	c.send <- data
+}
+
+func (c *Client) Close(code int, reason string) error {
+	closeMsg := websocket.FormatCloseMessage(code, reason)
+	select {
+	case c.unregister <- closeMsg: // Attempt to send
+	default: // If the channel is full, this runs
+		return fmt.Errorf("attempt close client socket failed")
+	}
+	if c.OnClose != nil {
+		c.OnClose(code, reason)
+	}
+	return nil
+}
+
+func (c *Client) handleError(err error) {
+	if c.OnError != nil {
+		c.OnError(err)
+	}
+	if err := c.Close(websocket.CloseInternalServerErr, err.Error()); err != nil {
+		if c.OnError != nil {
+			c.OnError(err)
+		} else {
+			fmt.Println("error: ", err)
+		}
+	}
+}
--- a/websocket/models/clients.go
+++ b/websocket/models/clients.go
@@ -0,0 +1,3 @@
+package models
+
+type Clients map[string]*Client
--- a/websocket/models/wsMessage.go
+++ b/websocket/models/wsMessage.go
@@ -0,0 +1,21 @@
+package models
+
+import "encoding/json"
+
+type WSMessage struct {
+	Type string `json:"type"`
+}
+
+func GetPongByteSlice() []byte {
+	b, err := json.Marshal(WSMessage{
+		Type: "pong",
+	})
+	if err != nil {
+		return []byte{}
+	}
+	return b
+}
+
+func (w WSMessage) IsPing() bool {
+	return w.Type == "ping"
+}
--- a/websocket/server.go
+++ b/websocket/server.go
@@ -0,0 +1,60 @@
+package websocket
+
+import (
+	"fmt"
+	"log"
+	"sync"
+	"time"
+
+	"github.com/gin-contrib/cors"
+	"github.com/gin-gonic/gin"
+	"github.com/tecamino/tecamino-dbm/cert"
+	"github.com/tecamino/tecamino-dbm/utils"
+	"github.com/tecamino/tecamino-logger/logging"
+)
+
+// server model for database manager websocket
+type Server struct {
+	Routes *gin.Engine
+	sync.RWMutex
+	Logger *logging.Logger
+}
+
+// initalizes new dbm server
+func NewServer(allowOrigins []string, port uint) *Server {
+	r := gin.Default()
+
+	allowOrigins = append(allowOrigins, fmt.Sprintf("http://localhost:%d", port))
+
+	localIP, err := utils.GetLocalIP()
+	if err != nil {
+		log.Printf("get local ip : %s", err.Error())
+	} else {
+		allowOrigins = append(allowOrigins, fmt.Sprintf("http://%s:%d", localIP, port))
+	}
+	r.Use(cors.New(cors.Config{
+		AllowOrigins:     allowOrigins,
+		AllowMethods:     []string{"GET", "POST", "PUT", "DELETE", "OPTIONS"},
+		AllowHeaders:     []string{"Origin", "Content-Type", "Accept"},
+		ExposeHeaders:    []string{"Content-Length"},
+		AllowCredentials: true,
+		MaxAge:           12 * time.Hour,
+	}))
+	return &Server{
+		Routes: r,
+	}
+}
+
+// serve dbm as http
+func (s *Server) ServeHttp(ip string, port uint) error {
+	return s.Routes.Run(fmt.Sprintf("%s:%d", ip, port))
+}
+
+// serve dbm as http
+func (s *Server) ServeHttps(ip string, port uint, cert cert.Cert) error {
+	// generate self signed tls certificate
+	if err := cert.GenerateSelfSignedCert(); err != nil {
+		return err
+	}
+	return s.Routes.RunTLS(fmt.Sprintf("%s:%d", ip, port), cert.CertFile, cert.KeyFile)
+}
Author	SHA1	Message	Date
Adrian Zuercher	5e1e4b9daf	make new model for stringSlices allowOrigin helper	2025-07-13 20:01:13 +02:00
Adrian Zuercher	0f06128ce8	new send datapoint type and one fix typo	2025-07-11 17:47:12 +02:00
Adrian Zuercher	be07dc8749	add new argument for remote port	2025-07-11 17:46:32 +02:00
Adrian Zuercher	e75d7c8b03	add automatic localhost and local ip to allow origin	2025-06-29 21:18:15 +02:00
Adrian Zürcher	59c7705ca1	fix concurrent write new sendPong channel	2025-06-22 08:58:14 +02:00
Adrian Zürcher	91ea59ed6e	improvement websocket according to gorilla example	2025-06-22 07:46:24 +02:00
Adrian Zürcher	659cbe4072	modify websocketserver to broker with callback functions	2025-06-19 19:22:23 +02:00
Adrian Zürcher	9605b50198	add new argument for allow origins and query without path and only uuid	2025-05-28 22:05:47 +02:00
Adrian Zürcher	c57c22f93a	add new parameter hasChild and set with connection id	2025-05-28 22:04:40 +02:00
Adrian Zürcher	60b3f77e29	change user write so cert can be created without root	2025-05-28 22:03:29 +02:00
Adrian Zürcher	1c4b8a5995	fix pointer error aguments	2025-05-28 22:02:36 +02:00
Adrian Zürcher	836a69f914	add dbm new model and fixed json_data	2025-05-12 17:12:25 +02:00