smtp发送邮件

群发两个邮箱,一个163,一个QQ

package main

import (
	"fmt"
	"net/smtp"
	"strings"
)

const (
	HOST        = "smtp.163.com"
	SERVER_ADDR = "smtp.163.com:25"
	USER        = "xxx@163.com"   //发送邮件的邮箱
	PASSWORD    = "xxxxx"         //发送邮件邮箱的密码
)

type Email struct {
	to      string "to"
	subject string "subject"
	msg     string "msg"
}

func NewEmail(to,subject,msg string) *Email {
	return &Email{to: to,subject: subject,msg: msg}
}

func SendEmail(email *Email) error {
	auth := smtp.PlainAuth("",USER,PASSWORD,HOST)
	sendTo := strings.Split(email.to,";")
	done := make(chan error,1024)

	go func() {
		defer close(done)
		for _,v := range sendTo {

			str := strings.Replace("From: "+USER+"~To: "+v+"~Subject: "+email.subject+"~~","~","\r\n",-1) + email.msg

			err := smtp.SendMail(
				SERVER_ADDR,auth,[]string{v},[]byte(str),)
			done <- err
		}
	}()
	for i := 0; i < len(sendTo); i++ {
		<-done
	}
	return nil
}

func main() {
	mycontent := "this is go test email"
	email := NewEmail("xxx@163.com;xxx@qq.com;","test golang email",mycontent)
	err := SendEmail(email)
	fmt.Println(err)
}

验证邮箱

发送钉钉简介

钉钉报警设置

创建群机器人

接口地址

发送短消息

发送普通消息

package main

import (
	"fmt"
	"net/http"
	"strings"
)

func main() {
	SendDingMsg("zhou","1234")
}

func SendDingMsg(name,msg string) {
	//请求地址模板
	webHook := `https://xxxx`
	content := `{"msgtype": "text","text": {"content": "` + name+ ":" + msg + `"}
	}`
	//创建一个请求
	req,err := http.NewRequest("POST",webHook,strings.NewReader(content))
	if err != nil {
		// handle error
	}

	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)
	//关闭请求
	defer resp.Body.Close()

	if err != nil {
		// handle error
		fmt.Println(err)
	}
}