update: 发送消息前对服务器状态进行拷贝 保证消息发送的状态指标与触发该请求的状态指标相同

service/rpc/nezha.go

@@ -3,6 +3,7 @@ package rpc
 import (
 	"context"
 	"fmt"
+	"github.com/jinzhu/copier"
 	"time"
 
 	"github.com/naiba/nezha/model"
@@ -28,11 +29,14 @@ func (s *NezhaHandler) ReportTask(c context.Context, r *pb.TaskResult) (*pb.Rece
 		if cr != nil {
 			singleton.ServerLock.RLock()
 			defer singleton.ServerLock.RUnlock()
+			// 保存当前服务器状态信息
+			curServer := model.Server{}
+			copier.Copy(&curServer, singleton.ServerList[clientID])
 			if cr.PushSuccessful && r.GetSuccessful() {
-				singleton.SendNotification(cr.NotificationTag, fmt.Sprintf("$%d$[任务成功] %s ，服务器：%s，日志：\n%s", singleton.ServerList[clientID].ID, cr.Name, singleton.ServerList[clientID].Name, r.GetData()), false)
+				singleton.SendNotification(cr.NotificationTag, fmt.Sprintf("[任务成功] %s ，服务器：%s，日志：\n%s", cr.Name, singleton.ServerList[clientID].Name, r.GetData()), false, &curServer)
 			}
 			if !r.GetSuccessful() {
-				singleton.SendNotification(cr.NotificationTag, fmt.Sprintf("$%d$[任务失败] %s ，服务器：%s，日志：\n%s", singleton.ServerList[clientID].ID, cr.Name, singleton.ServerList[clientID].Name, r.GetData()), false)
+				singleton.SendNotification(cr.NotificationTag, fmt.Sprintf("[任务失败] %s ，服务器：%s，日志：\n%s", cr.Name, singleton.ServerList[clientID].Name, r.GetData()), false, &curServer)
 			}
 			singleton.DB.Model(cr).Updates(model.Cron{
 				LastExecutedAt: time.Now().Add(time.Second * -1 * time.Duration(r.GetDelay())),

service/singleton/alertsentinel.go

@@ -2,6 +2,7 @@ package singleton
 
 import (
 	"fmt"
+	"github.com/jinzhu/copier"
 	"log"
 	"sync"
 	"time"
@@ -147,14 +148,17 @@ func checkStatus() {
 				ID][server.ID], alert.Snapshot(AlertsCycleTransferStatsStore[alert.ID], server, DB))
 			// 发送通知，分为触发报警和恢复通知
 			max, passed := alert.Check(alertsStore[alert.ID][server.ID])
+			// 保存当前服务器状态信息
+			curServer := model.Server{}
+			copier.Copy(&curServer, server)
 			if !passed {
 				alertsPrevState[alert.ID][server.ID] = _RuleCheckFail
-				message := fmt.Sprintf("$%d$[主机故障] %s(%s) 规则：%s", server.ID, server.Name, IPDesensitize(server.Host.IP), alert.Name)
+				message := fmt.Sprintf("[主机故障] %s(%s) 规则：%s", server.Name, IPDesensitize(server.Host.IP), alert.Name)
-				go SendNotification(alert.NotificationTag, message, true)
+				go SendNotification(alert.NotificationTag, message, true, &curServer)
 			} else {
 				if alertsPrevState[alert.ID][server.ID] == _RuleCheckFail {
-					message := fmt.Sprintf("$%d$[主机恢复] %s(%s) 规则：%s", server.ID, server.Name, IPDesensitize(server.Host.IP), alert.Name)
+					message := fmt.Sprintf("[主机恢复] %s(%s) 规则：%s", server.Name, IPDesensitize(server.Host.IP), alert.Name)
-					go SendNotification(alert.NotificationTag, message, true)
+					go SendNotification(alert.NotificationTag, message, true, &curServer)
 				}
 				alertsPrevState[alert.ID][server.ID] = _RuleCheckPass
 			}

service/singleton/crontask.go

@@ -3,6 +3,7 @@ package singleton
 import (
 	"bytes"
 	"fmt"
+	"github.com/jinzhu/copier"
 	"sync"
 
 	"github.com/robfig/cron/v3"
@@ -84,7 +85,10 @@ func CronTrigger(cr model.Cron) func() {
 					Type: model.TaskTypeCommand,
 				})
 			} else {
-				SendNotification(cr.NotificationTag, fmt.Sprintf("$%d$[任务失败] %s，服务器 %s 离线，无法执行。", s.ID, cr.Name, s.Name), false)
+				// 保存当前服务器状态信息
+				curServer := model.Server{}
+				copier.Copy(&curServer, s)
+				SendNotification(cr.NotificationTag, fmt.Sprintf("[任务失败] %s，服务器 %s 离线，无法执行。", cr.Name, s.Name), false, &curServer)
 			}
 		}
 	}

service/singleton/notification.go

@@ -4,9 +4,6 @@ import (
 	"crypto/md5" // #nosec
 	"encoding/hex"
 	"log"
-	"regexp"
-	"strconv"
-	"strings"
 	"sync"
 	"time"
 
@@ -105,7 +102,7 @@ func OnDeleteNotification(id uint64) {
 }
 
 // SendNotification 向指定的通知方式组的所有通知方式发送通知
-func SendNotification(notificationTag string, desc string, mutable bool) {
+func SendNotification(notificationTag string, desc string, mutable bool, ext ...*model.Server) {
 	if mutable {
 		// 通知防骚扰策略
 		nID := hex.EncodeToString(md5.New().Sum([]byte(desc))) // #nosec
@@ -146,10 +143,12 @@ func SendNotification(notificationTag string, desc string, mutable bool) {
 		log.Println("尝试通知", n.Name)
 	}
 	for _, n := range NotificationList[notificationTag] {
-		desc, server := findServerInMsg(desc)
 		ns := model.NotificationServerBundle{
 			Notification: n,
-			Server:       server,
+			Server:       nil,
+		}
+		if len(ext) > 0 {
+			ns.Server = ext[0]
 		}
 		if err := ns.Send(desc); err != nil {
 			log.Println("NEZHA>> 向 ", n.Name, " 发送通知失败：", err)
@@ -158,16 +157,3 @@ func SendNotification(notificationTag string, desc string, mutable bool) {
 		}
 	}
 }
-
-// findServerInMsg 通过msg字符串中的$ServerID$ 返回修改后的字符串与Server对象
-func findServerInMsg(msg string) (string, *model.Server) {
-	reg1 := regexp.MustCompile(`^\$\d+`)
-	reg2 := regexp.MustCompile(`[^$]+`)
-	ServerIDStr := reg2.FindString(reg1.FindString(msg))
-	ServerID, _ := strconv.ParseUint(ServerIDStr, 10, 64)
-	// 将原字符串的ServerID标识去除
-	if ServerIDStr != "" {
-		msg = strings.Replace(msg, "$"+ServerIDStr+"$", "", 1)
-	}
-	return msg, ServerList[ServerID]
-}