规范多收件人格式

Author: devzhi

mail/mail.go

@@ -5,19 +5,33 @@ import (
 	"log"
 	"net/smtp"
 	"strconv"
+	"strings"
 )
 
 func SendIP(ip string) {
 
 	config := config.GetConfig()
 
+	// 构建收件人格式
+	var recives strings.Builder
+	for i := 0; i < len(config.To); i++ {
+		if i != 0 {
+			recives.WriteString(",")
+		}
+		recives.WriteString(config.To[i])
+	}
+
+	// 构建邮件格式(RFC822)
 	message := []byte("From: IPN <" + config.From + ">\r\n" +
+		"To: " + recives.String() + "\r\n" +
 		"Subject: 【IPN】设备 " + config.Device + " 检测到IP地址变更\r\n" +
 		"\r\n" + ip +
 		"\r\n")
 
+	// 认证
 	auth := smtp.PlainAuth("", config.From, config.Password, config.SmtpHost)
 
+	// 发送邮件
 	err := smtp.SendMail(config.SmtpHost+":"+strconv.Itoa(config.SmtpPort), auth, config.From, config.To, message)
 	if err != nil {
 		log.Println("邮件发送失败", err)