Golang utils.GetZkLock函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了Golang中github.com/wandoulabs/codis/pkg/utils.GetZkLock函数的典型用法代码示例。如果您正苦于以下问题：Golang GetZkLock函数的具体用法？Golang GetZkLock怎么用？Golang GetZkLock使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了GetZkLock函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: apiAddServerToGroup

// add redis server to exist server group
func apiAddServerToGroup(server models.Server, param martini.Params) (int, string) {
	groupId, _ := strconv.Atoi(param["id"])
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	if err := lock.LockWithTimeout(0, fmt.Sprintf("add server to group,  %+v", server)); err != nil {
		return 500, err.Error()
	}
	defer func() {
		err := lock.Unlock()
		if err != nil && err != zk.ErrNoNode {
			log.ErrorErrorf(err, "unlock node failed")
		}
	}()
	// check group exists first
	serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)

	exists, err := serverGroup.Exists(safeZkConn)
	if err != nil {
		log.ErrorErrorf(err, "check group exits failed")
		return 500, err.Error()
	}

	// create new group if not exists
	if !exists {
		if err := serverGroup.Create(safeZkConn); err != nil {
			return 500, err.Error()
		}
	}

	if err := serverGroup.AddServer(safeZkConn, &server, globalEnv.Password()); err != nil {
		log.ErrorErrorf(err, "add server to group failed")
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:cyflhn，项目名称:codis，代码行数:36，代码来源:dashboard_apis.go

示例2: apiAddServerGroup

// create new server group
func apiAddServerGroup(newGroup models.ServerGroup) (int, string) {
	conn := CreateZkConn()
	defer conn.Close()

	lock := utils.GetZkLock(conn, productName)
	lock.Lock(fmt.Sprintf("add group %+v", newGroup))

	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()

	newGroup.ProductName = productName

	exists, err := newGroup.Exists(conn)
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}
	if exists {
		return jsonRet(map[string]interface{}{
			"ret": 0,
			"msg": "group already exists",
		})
	}
	err = newGroup.Create(conn)
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}
	return jsonRetSucc()
}

开发者ID:banyue，项目名称:codis，代码行数:35，代码来源:dashboard_apis.go

示例3: TestForceRemoveLock

func TestForceRemoveLock(t *testing.T) {
	fakeZkConn := zkhelper.NewConn()
	zkLock := utils.GetZkLock(fakeZkConn, productName)
	if zkLock == nil {
		t.Error("create lock error")
	}

	zkLock.Lock("force remove lock")
	zkPath := fmt.Sprintf("/zk/codis/db_%s/LOCK", productName)
	children, _, err := fakeZkConn.Children(zkPath)
	if err != nil {
		t.Error(err)
	}
	if len(children) == 0 {
		t.Error("create lock error")
	}
	ForceRemoveLock(fakeZkConn, productName)
	children, _, err = fakeZkConn.Children(zkPath)
	if err != nil {
		t.Error(err)
	}
	if len(children) != 0 {
		t.Error("remove lock error")
	}
}

开发者ID:banyue，项目名称:codis，代码行数:25，代码来源:action_test.go

示例4: apiAddServerToGroup

// add redis server to exist server group
func apiAddServerToGroup(server models.Server, param martini.Params) (int, string) {
	groupId, _ := strconv.Atoi(param["id"])

	conn := CreateZkConn()
	defer conn.Close()

	lock := utils.GetZkLock(conn, productName)
	lock.Lock(fmt.Sprintf("add server to group,  %+v", server))
	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()
	// check group exists first
	serverGroup := models.NewServerGroup(productName, groupId)

	exists, err := serverGroup.Exists(conn)
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}
	if !exists {
		return jsonRetFail(-1, "group not exists")
	}

	if err := serverGroup.AddServer(conn, &server); err != nil {
		log.Warning(err)
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:banyue，项目名称:codis，代码行数:34，代码来源:dashboard_apis.go

示例5: apiAddServerGroup

// create new server group
func apiAddServerGroup(newGroup models.ServerGroup) (int, string) {
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	lock.Lock(fmt.Sprintf("add group %+v", newGroup))

	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()

	newGroup.ProductName = globalEnv.ProductName()

	exists, err := newGroup.Exists(safeZkConn)
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}
	if exists {
		return 500, "group already exists"
	}
	err = newGroup.Create(safeZkConn)
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}
	return jsonRetSucc()
}

开发者ID:cookiebus，项目名称:codis，代码行数:29，代码来源:dashboard_apis.go

示例6: apiAddServerGroup

// create new server group
func apiAddServerGroup(newGroup models.ServerGroup) (int, string) {
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	if err := lock.LockWithTimeout(0, fmt.Sprintf("add group %+v", newGroup)); err != nil {
		return 500, err.Error()
	}

	defer func() {
		err := lock.Unlock()
		if err != nil && err != zk.ErrNoNode {
			log.ErrorErrorf(err, "unlock node failed")
		}
	}()

	newGroup.ProductName = globalEnv.ProductName()

	exists, err := newGroup.Exists(safeZkConn)
	if err != nil {
		log.ErrorErrorf(err, "check group exits failed")
		return 500, err.Error()
	}
	if exists {
		return 500, "group already exists"
	}
	err = newGroup.Create(safeZkConn)
	if err != nil {
		log.ErrorErrorf(err, "create node for new group failed")
		return 500, err.Error()
	}
	return jsonRetSucc()
}

开发者ID:cyflhn，项目名称:codis，代码行数:31，代码来源:dashboard_apis.go

示例7: apiSlotRangeSet

func apiSlotRangeSet(task RangeSetTask) (int, string) {
	conn := CreateZkConn()
	defer conn.Close()

	lock := utils.GetZkLock(conn, globalEnv.ProductName())
	lock.Lock(fmt.Sprintf("set slot range, %+v", task))
	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()

	// default set online
	if len(task.Status) == 0 {
		task.Status = string(models.SLOT_STATUS_ONLINE)
	}

	err := models.SetSlotRange(conn, globalEnv.ProductName(), task.FromSlot, task.ToSlot, task.NewGroupId, models.SlotStatus(task.Status))
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:ZuoGuocai，项目名称:codis，代码行数:26，代码来源:dashboard_apis.go

示例8: apiActionGC

// actions
func apiActionGC(r *http.Request) (int, string) {
	r.ParseForm()
	keep, _ := strconv.Atoi(r.FormValue("keep"))
	secs, _ := strconv.Atoi(r.FormValue("secs"))

	conn := CreateZkConn()
	defer conn.Close()
	lock := utils.GetZkLock(conn, globalEnv.ProductName())
	lock.Lock(fmt.Sprintf("action gc"))
	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()

	var err error
	if keep >= 0 {
		err = models.ActionGC(conn, globalEnv.ProductName(), models.GC_TYPE_N, keep)
	} else if secs > 0 {
		err = models.ActionGC(conn, globalEnv.ProductName(), models.GC_TYPE_SEC, secs)
	}
	if err != nil {
		return 500, err.Error()
	}
	return jsonRetSucc()
}

开发者ID:ZuoGuocai，项目名称:codis，代码行数:28，代码来源:dashboard_apis.go

示例9: apiPromoteServer

func apiPromoteServer(server models.Server, param martini.Params) (int, string) {
	conn := CreateZkConn()
	defer conn.Close()

	lock := utils.GetZkLock(conn, globalEnv.ProductName())
	lock.Lock(fmt.Sprintf("promote server %+v", server))
	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()

	group, err := models.GetGroup(conn, globalEnv.ProductName(), server.GroupId)
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}
	err = group.Promote(conn, server.Addr)
	if err != nil {
		log.Warning(errors.ErrorStack(err))
		log.Warning(err)
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:ZuoGuocai，项目名称:codis，代码行数:27，代码来源:dashboard_apis.go

示例10: apiAddServerToGroup

// add redis server to exist server group
func apiAddServerToGroup(server models.Server, param martini.Params) (int, string) {
	groupId, _ := strconv.Atoi(param["id"])
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	lock.Lock(fmt.Sprintf("add server to group,  %+v", server))
	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()
	// check group exists first
	serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)

	exists, err := serverGroup.Exists(safeZkConn)
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}

	// create new group if not exists
	if !exists {
		if err := serverGroup.Create(safeZkConn); err != nil {
			return 500, err.Error()
		}
	}

	if err := serverGroup.AddServer(safeZkConn, &server); err != nil {
		log.Warning(errors.ErrorStack(err))
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:cookiebus，项目名称:codis，代码行数:34，代码来源:dashboard_apis.go

示例11: apiActionGC

// actions
func apiActionGC(r *http.Request) (int, string) {
	r.ParseForm()
	keep, _ := strconv.Atoi(r.FormValue("keep"))
	secs, _ := strconv.Atoi(r.FormValue("secs"))
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	if err := lock.LockWithTimeout(0, fmt.Sprintf("action gc")); err != nil {
		return 500, err.Error()
	}
	defer func() {
		err := lock.Unlock()
		if err != nil && err != zk.ErrNoNode {
			log.ErrorErrorf(err, "unlock node failed")
		}
	}()

	var err error
	if keep >= 0 {
		err = models.ActionGC(safeZkConn, globalEnv.ProductName(), models.GC_TYPE_N, keep)
	} else if secs > 0 {
		err = models.ActionGC(safeZkConn, globalEnv.ProductName(), models.GC_TYPE_SEC, secs)
	}
	if err != nil {
		return 500, err.Error()
	}
	return jsonRetSucc()
}

开发者ID:cougar731，项目名称:codis，代码行数:27，代码来源:dashboard_apis.go

示例12: apiSlotRangeSet

func apiSlotRangeSet(task RangeSetTask) (int, string) {
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	if err := lock.LockWithTimeout(0, fmt.Sprintf("set slot range, %+v", task)); err != nil {
		return 500, err.Error()
	}
	defer func() {
		err := lock.Unlock()
		if err != nil && err != zk.ErrNoNode {
			log.ErrorErrorf(err, "unlock node failed")
		}
	}()

	// default set online
	if len(task.Status) == 0 {
		task.Status = string(models.SLOT_STATUS_ONLINE)
	}

	err := models.SetSlotRange(safeZkConn, globalEnv.ProductName(), task.FromSlot, task.ToSlot, task.NewGroupId, models.SlotStatus(task.Status))
	if err != nil {
		log.ErrorErrorf(err, "set slot range [%d,%d] failed", task.FromSlot, task.ToSlot)
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:cyflhn，项目名称:codis，代码行数:25，代码来源:dashboard_apis.go

示例13: apiPromoteServer

func apiPromoteServer(server models.Server, param martini.Params) (int, string) {
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	if err := lock.LockWithTimeout(0, fmt.Sprintf("promote server %+v", server)); err != nil {
		return 500, err.Error()
	}
	defer func() {
		err := lock.Unlock()
		if err != nil && err != zk.ErrNoNode {
			log.ErrorErrorf(err, "unlock node failed")
		}
	}()

	group, err := models.GetGroup(safeZkConn, globalEnv.ProductName(), server.GroupId)
	if err != nil {
		log.ErrorErrorf(err, "get group %d failed", server.GroupId)
		return 500, err.Error()
	}
	err = group.Promote(safeZkConn, server.Addr, globalEnv.Password())
	if err != nil {
		log.ErrorErrorf(err, "promote group %d failed", server.GroupId)
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:cyflhn，项目名称:codis，代码行数:25，代码来源:dashboard_apis.go

示例14: TestForceRemoveLock

func TestForceRemoveLock(t *testing.T) {
	fakeZkConn := zkhelper.NewConn()
	zkLock := utils.GetZkLock(fakeZkConn, productName)
	assert.Must(zkLock != nil)

	zkLock.Lock("force remove lock")
	zkPath := fmt.Sprintf("/zk/codis/db_%s/LOCK", productName)
	children, _, err := fakeZkConn.Children(zkPath)
	assert.MustNoError(err)
	assert.Must(len(children) != 0)

	ForceRemoveLock(fakeZkConn, productName)
	children, _, err = fakeZkConn.Children(zkPath)
	assert.MustNoError(err)
	assert.Must(len(children) == 0)
}

开发者ID:cougar731，项目名称:codis，代码行数:16，代码来源:action_test.go

示例15: apiRemoveServerFromGroup

func apiRemoveServerFromGroup(server models.Server, param martini.Params) (int, string) {
	groupId, _ := strconv.Atoi(param["id"])
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	lock.Lock(fmt.Sprintf("removing server from group, %+v", server))
	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()

	serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)
	err := serverGroup.RemoveServer(safeZkConn, server.Addr)
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}
	return jsonRetSucc()
}

开发者ID:cookiebus，项目名称:codis，代码行数:19，代码来源:dashboard_apis.go

示例16: apiRemoveServerGroup

func apiRemoveServerGroup(param martini.Params) (int, string) {
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	lock.Lock(fmt.Sprintf("removing group %s", param["id"]))

	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()

	groupId, _ := strconv.Atoi(param["id"])
	serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)
	if err := serverGroup.Remove(safeZkConn); err != nil {
		log.Error(errors.ErrorStack(err))
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:cookiebus，项目名称:codis，代码行数:20，代码来源:dashboard_apis.go

示例17: apiSlotRangeSet

func apiSlotRangeSet(task RangeSetTask) (int, string) {
	conn := CreateZkConn()
	defer conn.Close()
	lock := utils.GetZkLock(conn, productName)
	lock.Lock(fmt.Sprintf("set slot range, %+v", task))
	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()

	err := models.SetSlotRange(conn, productName, task.FromSlot, task.ToSlot, task.NewGroupId, models.SLOT_STATUS_ONLINE)

	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:banyue，项目名称:codis，代码行数:21，代码来源:dashboard_apis.go

示例18: apiRemoveServerFromGroup

func apiRemoveServerFromGroup(server models.Server, param martini.Params) (int, string) {
	groupId, _ := strconv.Atoi(param["id"])
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	if err := lock.LockWithTimeout(0, fmt.Sprintf("removing server from group, %+v", server)); err != nil {
		return 500, err.Error()
	}
	defer func() {
		err := lock.Unlock()
		if err != nil && err != zk.ErrNoNode {
			log.ErrorErrorf(err, "unlock node failed")
		}
	}()

	serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)
	err := serverGroup.RemoveServer(safeZkConn, server.Addr)
	if err != nil {
		log.ErrorErrorf(err, "remove group %d failed", groupId)
		return 500, err.Error()
	}
	return jsonRetSucc()
}

开发者ID:cyflhn，项目名称:codis，代码行数:21，代码来源:dashboard_apis.go

示例19: apiRemoveServerGroup

func apiRemoveServerGroup(param martini.Params) (int, string) {
	lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
	if err := lock.LockWithTimeout(0, fmt.Sprintf("removing group %s", param["id"])); err != nil {
		return 500, err.Error()
	}

	defer func() {
		err := lock.Unlock()
		if err != nil && err != zk.ErrNoNode {
			log.ErrorErrorf(err, "unlock node failed")
		}
	}()

	groupId, _ := strconv.Atoi(param["id"])
	serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)
	if err := serverGroup.Remove(safeZkConn); err != nil {
		log.ErrorErrorf(err, "remove server group failed")
		return 500, err.Error()
	}

	return jsonRetSucc()
}

开发者ID:cyflhn，项目名称:codis，代码行数:22，代码来源:dashboard_apis.go

示例20: apiRemoveServerFromGroup

func apiRemoveServerFromGroup(server models.Server, param martini.Params) (int, string) {
	groupId, _ := strconv.Atoi(param["id"])

	conn := CreateZkConn()
	defer conn.Close()

	lock := utils.GetZkLock(conn, productName)
	lock.Lock(fmt.Sprintf("remove server from group, %+v", server))
	defer func() {
		err := lock.Unlock()
		if err != nil {
			log.Warning(err)
		}
	}()

	serverGroup := models.NewServerGroup(productName, groupId)
	err := serverGroup.RemoveServer(conn, server)
	if err != nil {
		log.Warning(err)
		return 500, err.Error()
	}
	return jsonRetSucc()
}

开发者ID:banyue，项目名称:codis，代码行数:23，代码来源:dashboard_apis.go

注：本文中的github.com/wandoulabs/codis/pkg/utils.GetZkLock函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。