Merge 76ad8c88ac4f5936a172b55d933682a8d1c9fcb6 into 4dc9b4586188302d0a93edf3d1f9f8f4f8380db4

* feat: implement stress-test tools.

* revert config file.

config/share.yml

@@ -1,9 +1,9 @@
 secret: openIM123
 
-imAdminUserID: [ imAdmin ]
+imAdminUserID: [imAdmin]
 
 # 1: For Android, iOS, Windows, Mac, and web platforms, only one instance can be online at a time
 multiLogin:
   policy: 1
   # max num of tokens in one end
-  maxNumOneEnd: 30
+  maxNumOneEnd: 30

go.mod

@@ -41,7 +41,7 @@ require (
 	github.com/spf13/viper v1.18.2
 	go.etcd.io/etcd/client/v3 v3.5.13
 	go.uber.org/automaxprocs v1.5.3
-	golang.org/x/sync v0.8.0
+	golang.org/x/sync v0.10.0
 	k8s.io/api v0.31.2
 	k8s.io/apimachinery v0.31.2
 	k8s.io/client-go v0.31.2
@@ -190,9 +190,9 @@ require (
 	golang.org/x/image v0.15.0 // indirect
 	golang.org/x/net v0.29.0 // indirect
 	golang.org/x/oauth2 v0.23.0 // indirect
-	golang.org/x/sys v0.25.0 // indirect
-	golang.org/x/term v0.24.0 // indirect
-	golang.org/x/text v0.18.0 // indirect
+	golang.org/x/sys v0.28.0 // indirect
+	golang.org/x/term v0.27.0 // indirect
+	golang.org/x/text v0.21.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
 	google.golang.org/appengine/v2 v2.0.2 // indirect
 	google.golang.org/genproto v0.0.0-20240213162025-012b6fc9bca9 // indirect
@@ -216,6 +216,6 @@ require (
 	github.com/spf13/cobra v1.8.0
 	github.com/ugorji/go/codec v1.2.12 // indirect
 	go.uber.org/zap v1.24.0 // indirect
-	golang.org/x/crypto v0.27.0 // indirect
+	golang.org/x/crypto v0.31.0 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 )

go.sum

@@ -493,8 +493,8 @@ golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5y
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.1.0/go.mod h1:RecgLatLF4+eUMCP1PoPZQb+cVrJcOPbHkTkbkB9sbw=
 golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
-golang.org/x/crypto v0.27.0 h1:GXm2NjJrPaiv/h1tb2UH8QfgC/hOf/+z0p6PT8o1w7A=
-golang.org/x/crypto v0.27.0/go.mod h1:1Xngt8kV6Dvbssa53Ziq6Eqn0HqbZi5Z6R0ZpwQzt70=
+golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U=
+golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20230905200255-921286631fa9 h1:GoHiUyI/Tp2nVkLI2mCxVkOjsbSXD66ic0XW0js0R9g=
 golang.org/x/exp v0.0.0-20230905200255-921286631fa9/go.mod h1:S2oDrQGGwySpoQPVqRShND87VCbxmc6bL1Yd2oYrm6k=
@@ -533,8 +533,8 @@ golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
-golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ=
+golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -549,14 +549,14 @@ golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.25.0 h1:r+8e+loiHxRqhXVl6ML1nO3l1+oFoWbnlu2Ehimmi34=
-golang.org/x/sys v0.25.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
+golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.1.0/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
-golang.org/x/term v0.24.0 h1:Mh5cbb+Zk2hqqXNO7S1iTjEphVL+jb8ZWaqh/g+JWkM=
-golang.org/x/term v0.24.0/go.mod h1:lOBK/LVxemqiMij05LGJ0tzNr8xlmwBRJ81PX6wVLH8=
+golang.org/x/term v0.27.0 h1:WP60Sv1nlK1T6SupCHbXzSaN0b9wUmsPoRS9b61A23Q=
+golang.org/x/term v0.27.0/go.mod h1:iMsnZpn0cago0GOrHO2+Y7u7JPn5AylBrcoWkElMTSM=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
@@ -565,8 +565,8 @@ golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
 golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.18.0 h1:XvMDiNzPAl0jr17s6W9lcaIhGUfUORdGCNsuLmPG224=
-golang.org/x/text v0.18.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
+golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
+golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
 golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
 golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

tools/stress-test/README.md

@@ -0,0 +1,25 @@
+# Stress Test
+
+## Usage
+
+You need set `TestTargetUserList` and `DefaultGroupID` variables.
+
+### Build
+
+```bash
+go build -o _output/bin/tools/linux/amd64/stress-test tools/stress-test/main.go
+
+# or
+
+go build -o tools/stress-test/stress-test tools/stress-test/main.go
+```
+
+### Excute
+
+```bash
+_output/bin/tools/linux/amd64/stress-test -c config/
+
+#or
+
+tools/stress-test/stress-test -c config/
+```

tools/stress-test/main.go

@@ -0,0 +1,452 @@
+package main
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"flag"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"os/signal"
+	"sync"
+	"syscall"
+	"time"
+
+	"github.com/openimsdk/open-im-server/v3/pkg/common/config"
+	"github.com/openimsdk/protocol/auth"
+	"github.com/openimsdk/protocol/constant"
+	"github.com/openimsdk/protocol/group"
+	"github.com/openimsdk/protocol/relation"
+	"github.com/openimsdk/protocol/sdkws"
+	pbuser "github.com/openimsdk/protocol/user"
+	"github.com/openimsdk/tools/log"
+	"github.com/openimsdk/tools/system/program"
+)
+
+/*
+ 1. Create one user every minute
+ 2. Import target users as friends
+ 3. Add users to the default group
+ 4. Send a message to the default group every second, containing index and current timestamp
+ 5. Create a new group every minute and invite target users to join
+*/
+
+// !!! ATTENTION: This variable is must be added!
+var (
+	//  Use default userIDs List for testing, need to be created.
+	TestTargetUserList = []string{
+		"<need-update-it>",
+	}
+	DefaultGroupID = "<need-update-it>" // Use default group ID for testing, need to be created.
+)
+
+var (
+	ApiAddress string
+
+	// API method
+	GetAdminToken = "/auth/get_admin_token"
+	CreateUser    = "/user/user_register"
+	ImportFriend  = "/friend/import_friend"
+	InviteToGroup = "/group/invite_user_to_group"
+	SendMsg       = "/msg/send_msg"
+	CreateGroup   = "/group/create_group"
+	GetUserToken  = "/auth/user_token"
+)
+
+const (
+	MaxUser  = 10000
+	MaxGroup = 1000
+
+	CreateUserTicker  = 1 * time.Minute // Ticker is 1min in create user
+	SendMessageTicker = 1 * time.Second // Ticker is 1s in send message
+	CreateGroupTicker = 1 * time.Minute
+)
+
+type BaseResp struct {
+	ErrCode int             `json:"errCode"`
+	ErrMsg  string          `json:"errMsg"`
+	Data    json.RawMessage `json:"data"`
+}
+
+type StressTest struct {
+	Conf              *conf
+	AdminUserID       string
+	AdminToken        string
+	DefaultGroupID    string
+	DefaultSendUserID string
+	UserCounter       int
+	GroupCounter      int
+	MsgCounter        int
+	CreatedUsers      []string
+	CreatedGroups     []string
+	Mutex             sync.Mutex
+	Ctx               context.Context
+	Cancel            context.CancelFunc
+	HttpClient        *http.Client
+	Wg                sync.WaitGroup
+	Once              sync.Once
+}
+
+type conf struct {
+	Share config.Share
+	Api   config.API
+}
+
+func initConfig(configDir string) (*config.Share, *config.API, error) {
+	var (
+		share     = &config.Share{}
+		apiConfig = &config.API{}
+	)
+
+	err := config.Load(configDir, config.ShareFileName, config.EnvPrefixMap[config.ShareFileName], share)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	err = config.Load(configDir, config.OpenIMAPICfgFileName, config.EnvPrefixMap[config.OpenIMAPICfgFileName], apiConfig)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	return share, apiConfig, nil
+}
+
+// Post Request
+func (st *StressTest) PostRequest(ctx context.Context, url string, reqbody any) ([]byte, error) {
+	// Marshal body
+	jsonBody, err := json.Marshal(reqbody)
+	if err != nil {
+		log.ZError(ctx, "Failed to marshal request body", err, "url", url, "reqbody", reqbody)
+		return nil, err
+	}
+
+	req, err := http.NewRequest(http.MethodPost, url, bytes.NewReader(jsonBody))
+	if err != nil {
+		return nil, err
+	}
+	req.Header.Set("Content-Type", "application/json")
+	req.Header.Set("operationID", st.AdminUserID)
+	if st.AdminToken != "" {
+		req.Header.Set("token", st.AdminToken)
+	}
+
+	// log.ZInfo(ctx, "Header info is ", "Content-Type", "application/json", "operationID", st.AdminUserID, "token", st.AdminToken)
+
+	resp, err := st.HttpClient.Do(req)
+	if err != nil {
+		log.ZError(ctx, "Failed to send request", err, "url", url, "reqbody", reqbody)
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	respBody, err := io.ReadAll(resp.Body)
+	if err != nil {
+		log.ZError(ctx, "Failed to read response body", err, "url", url)
+		return nil, err
+	}
+
+	var baseResp BaseResp
+	if err := json.Unmarshal(respBody, &baseResp); err != nil {
+		log.ZError(ctx, "Failed to unmarshal response body", err, "url", url, "respBody", string(respBody))
+		return nil, err
+	}
+
+	if baseResp.ErrCode != 0 {
+		err = fmt.Errorf(baseResp.ErrMsg)
+		log.ZError(ctx, "Failed to send request", err, "url", url, "reqbody", reqbody, "resp", baseResp)
+		return nil, err
+	}
+
+	return baseResp.Data, nil
+}
+
+func (st *StressTest) GetAdminToken(ctx context.Context) (string, error) {
+	req := auth.GetAdminTokenReq{
+		Secret: st.Conf.Share.Secret,
+		UserID: st.AdminUserID,
+	}
+
+	resp, err := st.PostRequest(ctx, ApiAddress+GetAdminToken, &req)
+	if err != nil {
+		return "", err
+	}
+
+	data := &auth.GetAdminTokenResp{}
+	if err := json.Unmarshal(resp, &data); err != nil {
+		return "", err
+	}
+
+	return data.Token, nil
+}
+
+func (st *StressTest) CreateUser(ctx context.Context, userID string) (string, error) {
+	user := &sdkws.UserInfo{
+		UserID:   userID,
+		Nickname: userID,
+	}
+
+	req := pbuser.UserRegisterReq{
+		Users: []*sdkws.UserInfo{user},
+	}
+
+	_, err := st.PostRequest(ctx, ApiAddress+CreateUser, &req)
+	if err != nil {
+		return "", err
+	}
+
+	st.UserCounter++
+	return userID, nil
+}
+
+func (st *StressTest) ImportFriend(ctx context.Context, userID string) error {
+	req := relation.ImportFriendReq{
+		OwnerUserID:   userID,
+		FriendUserIDs: TestTargetUserList,
+	}
+
+	_, err := st.PostRequest(ctx, ApiAddress+ImportFriend, &req)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (st *StressTest) InviteToGroup(ctx context.Context, userID string) error {
+	req := group.InviteUserToGroupReq{
+		GroupID:        st.DefaultGroupID,
+		InvitedUserIDs: []string{userID},
+	}
+	_, err := st.PostRequest(ctx, ApiAddress+InviteToGroup, &req)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (st *StressTest) SendMsg(ctx context.Context, userID string) error {
+	contentObj := map[string]any{
+		"content": fmt.Sprintf("index %d. The current time is %s", st.MsgCounter, time.Now().Format("2006-01-02 15:04:05.000")),
+	}
+
+	req := map[string]any{
+		"sendID":      userID,
+		"groupID":     st.DefaultGroupID,
+		"contentType": constant.Text,
+		"sessionType": constant.ReadGroupChatType,
+		"content":     contentObj,
+	}
+
+	_, err := st.PostRequest(ctx, ApiAddress+SendMsg, &req)
+	if err != nil {
+		log.ZError(ctx, "Failed to send message", err, "userID", userID, "req", &req)
+		return err
+	}
+
+	st.MsgCounter++
+
+	return nil
+}
+
+func (st *StressTest) CreateGroup(ctx context.Context, userID string) (string, error) {
+	groupID := fmt.Sprintf("StressTestGroup_%d_%s", st.GroupCounter, time.Now().Format("20060102150405"))
+
+	req := map[string]any{
+		"memberUserIDs": TestTargetUserList,
+		"ownerUserID":   userID,
+		"groupInfo": map[string]any{
+			"groupID":   groupID,
+			"groupName": groupID,
+			"groupType": constant.WorkingGroup,
+		},
+	}
+	resp := group.CreateGroupResp{}
+
+	response, err := st.PostRequest(ctx, ApiAddress+CreateGroup, &req)
+	if err != nil {
+		return "", err
+	}
+
+	if err := json.Unmarshal(response, &resp); err != nil {
+		return "", err
+	}
+
+	st.GroupCounter++
+
+	return resp.GroupInfo.GroupID, nil
+}
+
+func main() {
+	var configPath string
+	// defaultConfigDir := filepath.Join("..", "..", "..", "..", "..", "config")
+	// flag.StringVar(&configPath, "c", defaultConfigDir, "config path")
+	flag.StringVar(&configPath, "c", "", "config path")
+	flag.Parse()
+
+	if configPath == "" {
+		_, _ = fmt.Fprintln(os.Stderr, "config path is empty")
+		os.Exit(1)
+		return
+	}
+
+	fmt.Printf(" Config Path: %s\n", configPath)
+
+	share, apiConfig, err := initConfig(configPath)
+	if err != nil {
+		program.ExitWithError(err)
+		return
+	}
+
+	ApiAddress = fmt.Sprintf("http://%s:%s", "127.0.0.1", fmt.Sprint(apiConfig.Api.Ports[0]))
+
+	ctx, cancel := context.WithCancel(context.Background())
+	ch := make(chan struct{})
+
+	defer cancel()
+
+	st := &StressTest{
+		Conf: &conf{
+			Share: *share,
+			Api:   *apiConfig,
+		},
+		AdminUserID: share.IMAdminUserID[0],
+		Ctx:         ctx,
+		Cancel:      cancel,
+		HttpClient: &http.Client{
+			Timeout: 50 * time.Second,
+		},
+	}
+
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, os.Interrupt, syscall.SIGTERM)
+	go func() {
+		<-c
+		fmt.Println("\nReceived stop signal, stopping...")
+
+		select {
+		case <-ch:
+		default:
+			close(ch)
+		}
+
+		st.Cancel()
+	}()
+
+	token, err := st.GetAdminToken(st.Ctx)
+	if err != nil {
+		log.ZError(ctx, "Get Admin Token failed.", err, "AdminUserID", st.AdminUserID)
+	}
+
+	st.AdminToken = token
+	fmt.Println("Admin Token:", st.AdminToken)
+	fmt.Println("ApiAddress:", ApiAddress)
+
+	st.DefaultGroupID = DefaultGroupID
+
+	st.Wg.Add(1)
+	go func() {
+		defer st.Wg.Done()
+
+		ticker := time.NewTicker(CreateUserTicker)
+		defer ticker.Stop()
+
+		for st.UserCounter < MaxUser {
+			select {
+			case <-st.Ctx.Done():
+				log.ZInfo(st.Ctx, "Stop Create user", "reason", "context done")
+				return
+
+			case <-ticker.C:
+				// Create User
+				userID := fmt.Sprintf("%d_Stresstest_%s", st.UserCounter, time.Now().Format("0102150405"))
+
+				userCreatedID, err := st.CreateUser(st.Ctx, userID)
+				if err != nil {
+					log.ZError(st.Ctx, "Create User failed.", err, "UserID", userID)
+					os.Exit(1)
+					return
+				}
+				// fmt.Println("User Created ID:", userCreatedID)
+
+				// Import Friend
+				if err = st.ImportFriend(st.Ctx, userCreatedID); err != nil {
+					log.ZError(st.Ctx, "Import Friend failed.", err, "UserID", userCreatedID)
+					os.Exit(1)
+					return
+				}
+
+				// Invite To Group
+				if err = st.InviteToGroup(st.Ctx, userCreatedID); err != nil {
+					log.ZError(st.Ctx, "Invite To Group failed.", err, "UserID", userCreatedID)
+					os.Exit(1)
+					return
+				}
+
+				st.Once.Do(func() {
+					st.DefaultSendUserID = userCreatedID
+					fmt.Println("Default Send User Created ID:", userCreatedID)
+					close(ch)
+				})
+			}
+		}
+	}()
+
+	st.Wg.Add(1)
+	go func() {
+		defer st.Wg.Done()
+
+		ticker := time.NewTicker(SendMessageTicker)
+		defer ticker.Stop()
+		<-ch
+
+		for {
+			select {
+			case <-st.Ctx.Done():
+				log.ZInfo(st.Ctx, "Stop Send message", "reason", "context done")
+				return
+
+			case <-ticker.C:
+				// Send Message
+				if err = st.SendMsg(st.Ctx, st.DefaultSendUserID); err != nil {
+					log.ZError(st.Ctx, "Send Message failed.", err, "UserID", st.DefaultSendUserID)
+					continue
+				}
+			}
+		}
+	}()
+
+	st.Wg.Add(1)
+	go func() {
+		defer st.Wg.Done()
+
+		ticker := time.NewTicker(CreateGroupTicker)
+		defer ticker.Stop()
+		<-ch
+
+		for st.GroupCounter < MaxGroup {
+
+			select {
+			case <-st.Ctx.Done():
+				log.ZInfo(st.Ctx, "Stop Create Group", "reason", "context done")
+				return
+
+			case <-ticker.C:
+
+				// Create Group
+				_, err := st.CreateGroup(st.Ctx, st.DefaultSendUserID)
+				if err != nil {
+					log.ZError(st.Ctx, "Create Group failed.", err, "UserID", st.DefaultSendUserID)
+					os.Exit(1)
+					return
+				}
+
+				// fmt.Println("Group Created ID:", groupID)
+			}
+		}
+	}()
+
+	st.Wg.Wait()
+}