服务监控支持触发任务执行

cmd/dashboard/controller/member_api.go

@@ -396,18 +396,21 @@ func (ma *memberAPI) addOrEditServer(c *gin.Context) {
 }
 
 type monitorForm struct {
-	ID              uint64
+	ID                     uint64
-	Name            string
+	Name                   string
-	Target          string
+	Target                 string
-	Type            uint8
+	Type                   uint8
-	Cover           uint8
+	Cover                  uint8
-	Notify          string
+	Notify                 string
-	NotificationTag string
+	NotificationTag        string
-	SkipServersRaw  string
+	SkipServersRaw         string
-	Duration        uint64
+	Duration               uint64
-	MinLatency      float32
+	MinLatency             float32
-	MaxLatency      float32
+	MaxLatency             float32
-	LatencyNotify   string
+	LatencyNotify          string
+	EnableTriggerTask      string
+	FailTriggerTasksRaw    string
+	RecoverTriggerTasksRaw string
 }
 
 func (ma *memberAPI) addOrEditMonitor(c *gin.Context) {
@@ -427,6 +430,9 @@ func (ma *memberAPI) addOrEditMonitor(c *gin.Context) {
 		m.LatencyNotify = mf.LatencyNotify == "on"
 		m.MinLatency = mf.MinLatency
 		m.MaxLatency = mf.MaxLatency
+		m.EnableTriggerTask = mf.EnableTriggerTask == "on"
+		m.RecoverTriggerTasksRaw = mf.RecoverTriggerTasksRaw
+		m.FailTriggerTasksRaw = mf.FailTriggerTasksRaw
 		err = m.InitSkipServers()
 	}
 	if err == nil {
@@ -434,6 +440,12 @@ func (ma *memberAPI) addOrEditMonitor(c *gin.Context) {
 		if m.NotificationTag == "" {
 			m.NotificationTag = "default"
 		}
+		if err == nil {
+			err = utils.Json.Unmarshal([]byte(mf.FailTriggerTasksRaw), &m.FailTriggerTasks)
+		}
+		if err == nil {
+			err = utils.Json.Unmarshal([]byte(mf.RecoverTriggerTasksRaw), &m.RecoverTriggerTasks)
+		}
 		if m.ID == 0 {
 			err = singleton.DB.Create(&m).Error
 		} else {

model/monitor.go

@@ -48,6 +48,12 @@ type Monitor struct {
 	NotificationTag string // 当前服务监控所属的通知组
 	Cover           uint8
 
+	EnableTriggerTask      bool     `gorm:"default: false"`
+	FailTriggerTasksRaw    string   `gorm:"default:'[]'"`
+	RecoverTriggerTasksRaw string   `gorm:"default:'[]'"`
+	FailTriggerTasks       []uint64 `gorm:"-" json:"-"` // 失败时执行的触发任务id
+	RecoverTriggerTasks    []uint64 `gorm:"-" json:"-"` // 恢复时执行的触发任务id
+
 	MinLatency    float32
 	MaxLatency    float32
 	LatencyNotify bool
@@ -73,6 +79,21 @@ func (m *Monitor) CronSpec() string {
 	return fmt.Sprintf("@every %ds", m.Duration)
 }
 
+func (m *Monitor) BeforeSave(tx *gorm.DB) error {
+
+	if data, err := utils.Json.Marshal(m.FailTriggerTasks); err != nil {
+		return err
+	} else {
+		m.FailTriggerTasksRaw = string(data)
+	}
+	if data, err := utils.Json.Marshal(m.RecoverTriggerTasks); err != nil {
+		return err
+	} else {
+		m.RecoverTriggerTasksRaw = string(data)
+	}
+	return nil
+}
+
 func (m *Monitor) AfterFind(tx *gorm.DB) error {
 	m.SkipServers = make(map[uint64]bool)
 	var skipServers []uint64
@@ -83,6 +104,15 @@ func (m *Monitor) AfterFind(tx *gorm.DB) error {
 	for i := 0; i < len(skipServers); i++ {
 		m.SkipServers[skipServers[i]] = true
 	}
+
+	// 加载触发任务列表
+	if err := utils.Json.Unmarshal([]byte(m.FailTriggerTasksRaw), &m.FailTriggerTasks); err != nil {
+		return err
+	}
+	if err := utils.Json.Unmarshal([]byte(m.RecoverTriggerTasksRaw), &m.RecoverTriggerTasks); err != nil {
+		return err
+	}
+
 	return nil
 }
 

resource/l10n/zh-CN.toml

@@ -184,6 +184,9 @@ other = "始终触发"
 [ModeOnetimeTrigger]
 other = "单次触发"
 
+[EnableTriggerTask]
+other = "启用触发任务"
+
 [FailTriggerTasks]
 other = "故障时触发任务"
 

resource/static/main.js

@@ -330,22 +330,61 @@ function addOrEditMonitor(monitor) {
   modal.find("a.ui.label.visible").each((i, el) => {
     el.remove();
   });
+  if (monitor && monitor.EnableTriggerTask) {
+    modal.find(".ui.nb-EnableTriggerTask.checkbox").checkbox("set checked");
+  } else {
+    modal.find(".ui.nb-EnableTriggerTask.checkbox").checkbox("set unchecked");
+  }
   var servers;
+  var failTriggerTasks;
+  var recoverTriggerTasks;
   if (monitor) {
     servers = monitor.SkipServersRaw;
     const serverList = JSON.parse(servers || "[]");
-    const node = modal.find("i.dropdown.icon");
+    const node = modal.find("i.dropdown.icon.specificServer");
     for (let i = 0; i < serverList.length; i++) {
       node.after(
-        '<a class="ui label transition visible" data-value="' +
+          '<a class="ui label transition visible" data-value="' +
-        serverList[i] +
+          serverList[i] +
-        '" style="display: inline-block !important;">ID:' +
+          '" style="display: inline-block !important;">ID:' +
-        serverList[i] +
+          serverList[i] +
-        '<i class="delete icon"></i></a>'
+          '<i class="delete icon"></i></a>'
+      );
+    }
+
+    failTriggerTasks = monitor.FailTriggerTasksRaw;
+    recoverTriggerTasks = monitor.RecoverTriggerTasksRaw;
+    const failTriggerTasksList = JSON.parse(failTriggerTasks || "[]");
+    const recoverTriggerTasksList = JSON.parse(recoverTriggerTasks || "[]");
+    const node1 = modal.find("i.dropdown.icon.failTask");
+    const node2 = modal.find("i.dropdown.icon.recoverTask");
+    for (let i = 0; i < failTriggerTasksList.length; i++) {
+      node1.after(
+          '<a class="ui label transition visible" data-value="' +
+          failTriggerTasksList[i] +
+          '" style="display: inline-block !important;">ID:' +
+          failTriggerTasksList[i] +
+          '<i class="delete icon"></i></a>'
+      );
+    }
+    for (let i = 0; i < recoverTriggerTasksList.length; i++) {
+      node2.after(
+          '<a class="ui label transition visible" data-value="' +
+          recoverTriggerTasksList[i] +
+          '" style="display: inline-block !important;">ID:' +
+          recoverTriggerTasksList[i] +
+          '<i class="delete icon"></i></a>'
       );
     }
   }
-  modal
+modal
+    .find("input[name=FailTriggerTasksRaw]")
+    .val(monitor ? "[]," + failTriggerTasks.substr(1, failTriggerTasks.length - 2) : "[]");
+modal
+    .find("input[name=RecoverTriggerTasksRaw]")
+    .val(monitor ? "[]," + recoverTriggerTasks.substr(1, recoverTriggerTasks.length - 2) : "[]");
+
+modal
     .find("input[name=SkipServersRaw]")
     .val(monitor ? "[]," + servers.substr(1, servers.length - 2) : "[]");
   showFormModal(".monitor.modal", "#monitorForm", "/api/monitor");

resource/template/component/monitor.html

@@ -39,7 +39,7 @@
         <label>{{tr "SpecificServers"}}</label>
         <div class="ui fluid multiple servers search selection dropdown">
           <input type="hidden" name="SkipServersRaw" />
-          <i class="dropdown icon"></i>
+          <i class="dropdown icon specificServer"></i>
           <div class="default text">{{tr "EnterIdAndNameToSearch"}}</div>
           <div class="menu"></div>
         </div>
@@ -68,6 +68,33 @@
           <label>{{tr "EnableLatencyNotification"}}</label>
         </div>
       </div>
+
+      <div class="field">
+        <div class="ui nb-EnableTriggerTask checkbox">
+          <input name="EnableTriggerTask" type="checkbox" tabindex="0" class="hidden" />
+          <label>{{tr "EnableTriggerTask"}}</label>
+        </div>
+      </div>
+
+      <div class="field">
+        <label>{{tr "FailTriggerTasks"}}</label>
+        <div class="ui fluid multiple tasks search selection dropdown">
+          <input type="hidden" name="FailTriggerTasksRaw">
+          <i class="dropdown icon failTask"></i>
+          <div class="default text">{{tr "EnterIdAndNameToSearch"}}</div>
+          <div class="menu"></div>
+        </div>
+      </div>
+      <div class="field">
+        <label>{{tr "RecoverTriggerTasks"}}</label>
+        <div class="ui fluid multiple tasks search selection dropdown">
+          <input type="hidden" name="RecoverTriggerTasksRaw">
+          <i class="dropdown icon recoverTask"></i>
+          <div class="default text">{{tr "EnterIdAndNameToSearch"}}</div>
+          <div class="menu"></div>
+        </div>
+      </div>
+
     </form>
     <div class="ui warning message">
       <p>

resource/template/dashboard-default/monitor.html

@@ -22,6 +22,9 @@
           <th>{{tr "NotificationMethodGroup"}}</th>
           <th>{{tr "FailureNotification"}}</th>
           <th>{{tr "LatencyNotification"}}</th>
+          <th>{{tr "EnableTriggerTask"}}</th>
+          <th>{{tr "FailTriggerTasks"}}</th>
+          <th>{{tr "RecoverTriggerTasks"}}</th>
           <th>{{tr "Administration"}}</th>
         </tr>
       </thead>
@@ -41,6 +44,9 @@
           <td>{{$monitor.NotificationTag}}</td>
           <td>{{$monitor.Notify}}</td>
           <td>{{$monitor.LatencyNotify}}</td>
+          <td>{{$monitor.EnableTriggerTask}}</td>
+          <td>{{$monitor.FailTriggerTasksRaw}}</td>
+          <td>{{$monitor.RecoverTriggerTasksRaw}}</td>
           <td>
             <div class="ui mini icon buttons">
               <button class="ui button" onclick="addOrEditMonitor({{$monitor}})">

service/singleton/servicesentinel.go

@@ -339,10 +339,12 @@ func (ss *ServiceSentinel) worker() {
 		// 写入当前数据
 		ss.serviceCurrentStatusData[mh.GetId()][ss.serviceCurrentStatusIndex[mh.GetId()]] = mh
 		ss.serviceCurrentStatusIndex[mh.GetId()]++
+
 		// 更新当前状态
 		ss.serviceResponseDataStoreCurrentUp[mh.GetId()] = 0
 		ss.serviceResponseDataStoreCurrentDown[mh.GetId()] = 0
 		ss.serviceResponseDataStoreCurrentAvgDelay[mh.GetId()] = 0
+
 		// 永远是最新的 30 个数据的状态 [01:00, 02:00, 03:00] -> [04:00, 02:00, 03: 00]
 		for i := 0; i < len(ss.serviceCurrentStatusData[mh.GetId()]); i++ {
 			if ss.serviceCurrentStatusData[mh.GetId()][i].GetId() > 0 {
@@ -354,11 +356,14 @@ func (ss *ServiceSentinel) worker() {
 				}
 			}
 		}
+
+		// 计算在线率，
 		var upPercent uint64 = 0
 		if ss.serviceResponseDataStoreCurrentDown[mh.GetId()]+ss.serviceResponseDataStoreCurrentUp[mh.GetId()] > 0 {
 			upPercent = ss.serviceResponseDataStoreCurrentUp[mh.GetId()] * 100 / (ss.serviceResponseDataStoreCurrentDown[mh.GetId()] + ss.serviceResponseDataStoreCurrentUp[mh.GetId()])
 		}
 		stateCode := GetStatusCode(upPercent)
+
 		// 数据持久化
 		if ss.serviceCurrentStatusIndex[mh.GetId()] == _CurrentStatusSize {
 			ss.serviceCurrentStatusIndex[mh.GetId()] = 0
@@ -372,34 +377,63 @@ func (ss *ServiceSentinel) worker() {
 				log.Println("NEZHA>> 服务监控数据持久化失败：", err)
 			}
 		}
+
 		// 延迟报警
 		if mh.Delay > 0 {
 			ss.monitorsLock.RLock()
 			if ss.monitors[mh.GetId()].LatencyNotify {
 				if mh.Delay > ss.monitors[mh.GetId()].MaxLatency {
 					ServerLock.RLock()
-					go SendNotification(ss.monitors[mh.GetId()].NotificationTag, fmt.Sprintf("[Latency] %s %2f > %2f, Reporter: %s", ss.monitors[mh.GetId()].Name, mh.Delay, ss.monitors[mh.GetId()].MaxLatency, ServerList[r.Reporter].Name), NotificationMuteLabel.ServiceLatencyMin(mh.GetId()))
+					reporterServer := ServerList[r.Reporter]
+					msg := fmt.Sprintf("[Latency] %s %2f > %2f, Reporter: %s", ss.monitors[mh.GetId()].Name, mh.Delay, ss.monitors[mh.GetId()].MaxLatency, reporterServer.Name)
+					muteLabel := NotificationMuteLabel.ServiceLatencyMin(mh.GetId())
+					go SendNotification(ss.monitors[mh.GetId()].NotificationTag, msg, muteLabel)
 					ServerLock.RUnlock()
 				}
 				if mh.Delay < ss.monitors[mh.GetId()].MinLatency {
 					ServerLock.RLock()
-					go SendNotification(ss.monitors[mh.GetId()].NotificationTag, fmt.Sprintf("[Latency] %s %2f < %2f, Reporter: %s", ss.monitors[mh.GetId()].Name, mh.Delay, ss.monitors[mh.GetId()].MinLatency, ServerList[r.Reporter].Name), NotificationMuteLabel.ServiceLatencyMax(mh.GetId()))
+					reporterServer := ServerList[r.Reporter]
+					go SendNotification(ss.monitors[mh.GetId()].NotificationTag, fmt.Sprintf("[Latency] %s %2f < %2f, Reporter: %s", ss.monitors[mh.GetId()].Name, mh.Delay, ss.monitors[mh.GetId()].MinLatency, reporterServer.Name), NotificationMuteLabel.ServiceLatencyMax(mh.GetId()))
 					ServerLock.RUnlock()
 				}
 			}
 			ss.monitorsLock.RUnlock()
 		}
-		// 故障报警
+
+		// 状态变更报警
 		if stateCode == StatusDown || stateCode != ss.lastStatus[mh.GetId()] {
-			ss.monitorsLock.RLock()
+			ss.monitorsLock.Lock()
-			isNeedSendNotification := (ss.lastStatus[mh.GetId()] != 0 || stateCode == StatusDown) && ss.monitors[mh.GetId()].Notify
+			lastStatus := ss.lastStatus[mh.GetId()]
+			// 存储新的状态值
 			ss.lastStatus[mh.GetId()] = stateCode
+
+			// 判断是否需要发送提醒
+			isNeedSendNotification := ss.monitors[mh.GetId()].Notify && (lastStatus != 0 || stateCode == StatusDown)
 			if isNeedSendNotification {
 				ServerLock.RLock()
-				go SendNotification(ss.monitors[mh.GetId()].NotificationTag, fmt.Sprintf("[%s] %s Reporter: %s, Error: %s", StatusCodeToString(stateCode), ss.monitors[mh.GetId()].Name, ServerList[r.Reporter].Name, mh.Data), NotificationMuteLabel.ServiceStateChanged(mh.GetId()))
+				reporterServer := ServerList[r.Reporter]
+				go SendNotification(ss.monitors[mh.GetId()].NotificationTag, fmt.Sprintf("[%s] %s Reporter: %s, Error: %s", StatusCodeToString(stateCode), ss.monitors[mh.GetId()].Name, reporterServer.Name, mh.Data), NotificationMuteLabel.ServiceStateChanged(mh.GetId()))
+
 				ServerLock.RUnlock()
 			}
-			ss.monitorsLock.RUnlock()
+
+			// 判断是否需要触发任务
+			if ss.monitors[mh.GetId()].EnableTriggerTask && lastStatus != 0 {
+				ServerLock.RLock()
+				reporterServer := ServerList[r.Reporter]
+				ServerLock.RUnlock()
+
+				if stateCode == StatusGood && lastStatus != stateCode {
+					// 当前状态正常 前序状态异常时 触发恢复任务
+					go SendTriggerTasks(ss.monitors[mh.GetId()].RecoverTriggerTasks, reporterServer.ID)
+				} else if lastStatus == StatusGood && lastStatus != stateCode {
+					// 前序状态正常 当前状态异常时 触发失败任务
+					go SendTriggerTasks(ss.monitors[mh.GetId()].FailTriggerTasks, reporterServer.ID)
+				}
+			}
+			// 当前状态正常 前序状态非正常时触发恢复任务
+
+			ss.monitorsLock.Unlock()
 		}
 		ss.serviceResponseDataStoreLock.Unlock()
 		// SSL 证书报警