golang项目邮件发送模块代码分享

package sendMail

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

type senderInfo struct {
User      string `jsob:user`
Passwd    string `json:passwd`
Host_port string `json:host_port`
Mailaddr  string `json:mailaddr`
Subject   string `json:subject`
}

func (self *senderInfo) SendMail(toList, body string) error {
head := fmt.Sprintf("To: %v\r\nSubject: %v\r\nContent-Type: text/plain;charset=UTF-8\r\n\r\n",
toList, self.Subject)
host := strings.Split(self.Host_port, ":")
if len(host) != 2 {
return fmt.Errorf("%v not a valid host_port", self.Host_port)
}
auth := smtp.PlainAuth("", self.User, self.Passwd, host[0])
return smtp.SendMail(self.Host_port, auth, self.Mailaddr,
strings.Split(toList, ";"), []byte(head+body))
}