diff --git a/.travis.yml b/.travis.yml
index 9b51318..318b66a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,8 @@
 language: go
 go:
   - 1.7.x
-script: go test `go list ./... | grep -v vendor`
\ No newline at end of file
+script: go test `go list ./... | grep -v vendor`
+
+notifications:
+  on_success: never
+  on_failure: always
\ No newline at end of file
diff --git a/gocron-node.go b/gocron-node.go
index e074560..5096cad 100644
--- a/gocron-node.go
+++ b/gocron-node.go
@@ -15,5 +15,7 @@ func main()  {
 	} else {
         addr = os.Args[1]
     }
-	server.Start(addr)
+	for {
+		server.Start(addr)
+	}
 }
\ No newline at end of file
diff --git a/modules/rpc/server/server.go b/modules/rpc/server/server.go
index 5980d10..7db666c 100644
--- a/modules/rpc/server/server.go
+++ b/modules/rpc/server/server.go
@@ -30,6 +30,11 @@ func (s Server) Run(ctx context.Context, req *pb.TaskRequest) (*pb.TaskResponse,
 }
 
 func Start(addr string)  {
+    defer func() {
+       if err := recover(); err != nil {
+           grpclog.Println("panic", err)
+       }
+    } ()
     l, err := net.Listen("tcp", addr)
     if err != nil {
         grpclog.Fatal(err)
diff --git a/routers/routers.go b/routers/routers.go
index 1bb7d43..17f8fb5 100644
--- a/routers/routers.go
+++ b/routers/routers.go
@@ -92,6 +92,8 @@ func Register(m *macaron.Macaron) {
     // API
     m.Group("/api/v1", func() {
        m.Post("/tasklog/remove/:id", tasklog.Remove)
+       m.Post("/task/enable/:id", task.Enable)
+       m.Post("/task/disable/:id", task.Disable)
     }, apiAuth);
 
     // 404错误
diff --git a/templates/task/task_form.html b/templates/task/task_form.html
index 7651bfb..02e1654 100644
--- a/templates/task/task_form.html
+++ b/templates/task/task_form.html
@@ -53,8 +53,6 @@
                         <option value="2" {{{if .Task}}} {{{if eq .Task.DependencyStatus 2}}}selected{{{end}}} {{{end}}}>弱依赖</option>
                     </select>
                 </div>
-            </div>
-            <div class="two fields">
                 <div class="field">
                     <label>
                         <div class="content">子任务ID</div>
@@ -108,19 +106,15 @@
                 <textarea rows="5" name="command" placeholder="请输入系统命令" id="command">{{{.Task.Command}}}</textarea>
             </div>
         </div>
-        <div class="six fields">
+        <div class="three fields">
             <div class="field">
                 <label>任务超时时间(秒, 0-86400)</label>
                 <input type="text"  name="timeout" placeholder="默认0, 不限制" value="{{{if .Task}}} {{{.Task.Timeout}}} {{{else}}} 0 {{{end}}}">
             </div>
-        </div>
-        <div class="six fields">
             <div class="field">
                 <label>任务失败重试次数 (0-10)</label>
                 <input type="text"  name="retry_times" placeholder="默认0, 不重试" value="{{{if .Task}}} {{{.Task.RetryTimes}}} {{{else}}} 0 {{{end}}}">
             </div>
-        </div>
-        <div class="three fields">
             <div class="field">
                 <label>允许多实例同时运行</label>
                 <select name="multi">
@@ -128,6 +122,7 @@
                     <option value="1"{{{if .Task}}} {{{if eq .Task.Multi 1}}}selected{{{end}}} {{{end}}}>是</option>
                 </select>
             </div>
+
         </div>
         <div class="three fields">
             <div class="field">
diff --git a/vendor/github.com/ouqiang/timewheel/LICENSE b/vendor/github.com/ouqiang/timewheel/LICENSE
deleted file mode 100644
index 2316abe..0000000
--- a/vendor/github.com/ouqiang/timewheel/LICENSE
+++ /dev/null
@@ -1,21 +0,0 @@
-MIT License
-
-Copyright (c) 2017 qiang.ou
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
diff --git a/vendor/github.com/ouqiang/timewheel/README.md b/vendor/github.com/ouqiang/timewheel/README.md
deleted file mode 100644
index 2e03c0b..0000000
--- a/vendor/github.com/ouqiang/timewheel/README.md
+++ /dev/null
@@ -1,40 +0,0 @@
-# timewheel
-Golang实现的时间轮
-
-
-![时间轮](https://raw.githubusercontent.com/ouqiang/timewheel/master/timewheel.jpg)
-
-# 安装
-
-```shell
-go get -u github.com/ouqiang/timewheel
-```
-
-# 使用
-
-```go
-package main
-
-import (
-    "github.com/ouqiang/timewheel"
-    "time"
-)
-
-func main()  {
-    // tick刻度为1秒, 3600个槽
-    tw := timewheel.New(1 * time.Second, 3600)
-    tw.Start()
-    tw.Add(5 * time.Second, func() {
-        // do something
-    })
-    tw.Add(10 * time.Minute, func() {
-        // do something
-    })
-    tw.Add(35 * time.Hour, func() {
-        // do something
-    })
-    // 停止
-    tw.Stop()
-}
-```
-
diff --git a/vendor/github.com/ouqiang/timewheel/timewheel.go b/vendor/github.com/ouqiang/timewheel/timewheel.go
deleted file mode 100644
index f2fea55..0000000
--- a/vendor/github.com/ouqiang/timewheel/timewheel.go
+++ /dev/null
@@ -1,126 +0,0 @@
-package timewheel
-
-import (
-    "time"
-    "container/list"
-)
-
-// @author qiang.ou<qingqianludao@gmail.com>
-
-type Job func([]interface{})
-
-type TimeWheel struct {
-    interval time.Duration
-    ticker *time.Ticker
-    slots []*list.List
-    currentPos int
-    slotNum int
-    job Job
-    taskChannel chan Task
-    stopChannel chan bool
-}
-
-
-type Task struct {
-    delay time.Duration
-    circle int
-    data []interface{}
-}
-
-func New(interval time.Duration, slotNum int, job Job) *TimeWheel {
-    if  interval <= 0 || slotNum <= 0 || job == nil {
-        return nil
-    }
-    tw := &TimeWheel{
-        interval: interval,
-        slots: make([]*list.List, slotNum),
-        currentPos: 0,
-        job: job,
-        slotNum: slotNum,
-        taskChannel: make(chan Task),
-        stopChannel: make(chan bool),
-    }
-
-    tw.initSlots()
-
-    return tw
-}
-
-func (tw *TimeWheel) initSlots()  {
-    for i := 0; i < tw.slotNum; i++ {
-        tw.slots[i] = list.New()
-    }
-}
-
-func (tw *TimeWheel) Start()  {
-    tw.ticker = time.NewTicker(tw.interval)
-    go tw.start()
-}
-
-func (tw *TimeWheel) Add(delay time.Duration, data []interface{})  {
-    if delay <= 0  {
-        return
-    }
-    tw.taskChannel <- Task{delay:delay, data: data}
-}
-
-func (tw *TimeWheel) Stop()  {
-    tw.stopChannel <- true
-}
-
-func (tw *TimeWheel) start()  {
-    for {
-        select {
-        case <- tw.ticker.C:
-            tw.tickHandler()
-        case task := <- tw.taskChannel:
-            tw.addTask(&task)
-        case <- tw.stopChannel:
-            tw.ticker.Stop()
-            return
-        }
-    }
-}
-
-func (tw *TimeWheel) tickHandler()  {
-    l := tw.slots[tw.currentPos]
-    tw.scanAndRunTask(l)
-    if tw.currentPos == tw.slotNum - 1 {
-        tw.currentPos = 0
-    } else {
-        tw.currentPos++
-    }
-}
-
-func (tw *TimeWheel) scanAndRunTask(l *list.List)  {
-    for e := l.Front(); e != nil; {
-        task := e.Value.(*Task)
-        if task.circle > 0 {
-            task.circle--
-            e = e.Next()
-            continue
-        }
-
-        go tw.job(task.data)
-        next := e.Next()
-        l.Remove(e)
-        e = next
-    }
-}
-
-func (tw *TimeWheel) addTask(task *Task)  {
-    pos, circle := tw.getPositionAndCircle(task.delay)
-    task.circle = circle
-
-    tw.slots[pos].PushBack(task)
-}
-
-func (tw *TimeWheel) getPositionAndCircle(d time.Duration) (pos int, circle int) {
-    delaySeconds := int(d.Seconds())
-    intervalSeconds := int(tw.interval.Seconds())
-    circle = int(delaySeconds / intervalSeconds /  tw.slotNum)
-    pos = int(tw.currentPos + delaySeconds / intervalSeconds) % tw.slotNum
-
-
-    return
-}
\ No newline at end of file
diff --git a/vendor/github.com/ouqiang/timewheel/timewheel.jpg b/vendor/github.com/ouqiang/timewheel/timewheel.jpg
deleted file mode 100644
index 64a27de..0000000
Binary files a/vendor/github.com/ouqiang/timewheel/timewheel.jpg and /dev/null differ
diff --git a/vendor/vendor.json b/vendor/vendor.json
index 0cffdc1..8d29ccc 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -142,12 +142,6 @@
 			"revision": "09cded8978dc9e80714c4d85b0322337b0a1e5e0",
 			"revisionTime": "2016-03-02T07:53:16Z"
 		},
-		{
-			"checksumSHA1": "kIFW+u9fHefC8sWE4W9pYIfJv5k=",
-			"path": "github.com/ouqiang/timewheel",
-			"revision": "c28ec761087c32fd75ad7514db2a4988d5c872d9",
-			"revisionTime": "2017-05-14T12:16:09Z"
-		},
 		{
 			"checksumSHA1": "cVGA2CJTJsCAVa5VKTM8k/ma/BU=",
 			"path": "github.com/silenceper/pool",