package tools import ( "crypto/tls" "encoding/base64" "errors" "github.com/emersion/go-sasl" "github.com/emersion/go-smtp" "github.com/go-gomail/gomail" "strconv" "strings" ) func SendSmtp2(server string, from string, password string, to []string, subject string, body string) error { auth := sasl.NewPlainClient("", from, password) subjectBase := base64.StdEncoding.EncodeToString([]byte(subject)) msg := strings.NewReader( "From: " + from + "\r\n" + "To: " + strings.Join(to, ",") + "\r\n" + "Subject: =?UTF-8?B?" + subjectBase + "?=\r\n" + "Content-Type: text/html; charset=UTF-8" + "\r\n\r\n" + body + "\r\n") err := smtp.SendMail(server, auth, from, to, msg) if err != nil { return err } return nil } func SendSmtp(server string, from string, password string, to []string, subject string, body string) error { servers := strings.Split(server, ":") if len(servers) < 2 { return errors.New("server addr error") } host := servers[0] port, _ := strconv.ParseInt(servers[1], 10, 32) m := gomail.NewMessage() m.SetAddressHeader("From", from, "在线客服通知") m.SetAddressHeader("To", to[0], to[0]) m.SetHeader("Subject", subject) m.SetBody("text/html", body) d := gomail.NewDialer(host, int(port), from, password) d.TLSConfig = &tls.Config{InsecureSkipVerify: true} if err := d.DialAndSend(m); err != nil { return err } return nil }