通过自己的url实现alertmanager的钉钉报警
webhook在alertmanger的配置
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- name: 'dingding'
webhook_configs:
- send_resolved: true
url: 'http://xxxx:8080/Alert'
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go实现钉钉报警的程序
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package main
import (
"bytes"
"encoding/json"
"fmt"
"net/http"
"strings"
"time"
"log"
"github.com/gin-gonic/gin"
)
const (
webHook_Alert = "https://oapi.dingtalk.com/robot/send?access_token=xxxx"
)
type Message struct {
MsgType string `json:"msgtype"`
Text struct {
Content string `json:"content"`
Mentioned_list string `json:"mentioned_list"`
Mentioned_mobile_list string `json:"mentioned_mobile_list"`
} `json:"text"`
}
type Alert struct {
Labels map[string]string `json:"labels"`
Annotations map[string]string `json:annotations`
StartsAt time.Time `json:"startsAt"`
EndsAt time.Time `json:"endsAt"`
}
//通知消息结构体
type Notification struct {
Version string `json:"version"`
GroupKey string `json:"groupKey"`
Status string `json:"status"`
Receiver string `json:receiver`
GroupLabels map[string]string `json:groupLabels`
CommonLabels map[string]string `json:commonLabels`
CommonAnnotations map[string]string `json:commonAnnotations`
ExternalURL string `json:externalURL`
Alerts []Alert `json:alerts`
}
//获取报警信息
func getAlertInfo(notification Notification) string {
var m Message
m.MsgType = "text"
msg,err := json.Marshal(notification.GroupLabels)
if err != nil {
log.Println("notification.GroupLabels Marshal failed",err)
}
msg1,err := json.Marshal(notification.CommonAnnotations["summary"])
if err != nil {
log.Println("notification.CommonAnnotations Marshal failed",err)
}
//告警消息
var buffer bytes.Buffer
buffer.WriteString(fmt.Sprintf("告警: %v\n",string(msg)))
buffer.WriteString(fmt.Sprintf("Endpoint: %v\n",string(msg1)))
buffer.WriteString(fmt.Sprintf("告警描述: \"我挂了，快来救我^OO^\"\n"))
buffer.WriteString(fmt.Sprintf("Status:%v\n",notification.Status))
//恢复消息
var buffer2 bytes.Buffer
buffer2.WriteString(fmt.Sprintf("告警: %v\n",string(msg)))
buffer2.WriteString(fmt.Sprintf("Endpoint: %v\n",string(msg1)))
buffer2.WriteString(fmt.Sprintf("告警描述: \"哈哈哈，我又回来了！！！\"\n"))
//buffer2.WriteString(fmt.Sprintf("mentioned_mobile_list: %v\n",msgres["mentioned_mobile_list"]))
buffer2.WriteString(fmt.Sprintf("Status:%v\n",notification.Status))
if notification.Status == "resolved"{
m.Text.Content = buffer2.String()
}else {
m.Text.Content = buffer.String()
}
jsons, err := json.Marshal(m)
resp := string(jsons)
return resp
}
//钉钉报警
func SendAlertDingMsg(msg string) {
defer func() {
if err := recover(); err != nil {
fmt.Println("err")
}
}()
content := `{"msgtype": "text",
"text": {"content": "` + msg + `"}
}`
//创建一个请求
req, err := http.NewRequest("POST", webHook_Alert, strings.NewReader(content))
if err != nil {
fmt.Println(err)
fmt.Println("钉钉报警请求异常")
}
client := &http.Client{}
//设置请求头
req.Header.Set("Content-Type", "application/json; charset=utf-8")
//发送请求
resp, err := client.Do(req)
if err != nil {
// handle error
fmt.Println(err)
fmt.Println("顶顶报发送异常!!!")
}
defer resp.Body.Close()
}
func alert( c *gin.Context) {
var notification Notification
err := c.BindJSON(¬ification)
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
msg := getAlertInfo(notification)
SendAlertDingMsg(msg)
}
func main() {
t := gin.Default()
t.GET("/",func(c *gin.Context){
c.String(http.StatusOK,"关于alertmanager实现钉钉报警的方法!!!!")
})
t.POST("/Alert",alert)
t.Run(":8080")
}
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可以通过编译二进制打包部署在k8s环境（可以参考下篇文章，如果在k8s环境中部署gin程序）
到此这篇关于go开发alertmanger实现钉钉报警的文章就介绍到这了,更多相关go 钉钉报警内容请搜索服务器之家以前的文章或继续浏览下面的相关文章希望大家以后多多支持服务器之家！
原文链接：https://blog.51cto.com/luoguoling/3089571