@@ -12,11 +12,13 @@ import (
1212 "io"
1313 "net"
1414 "net/textproto"
15+ "net/url"
1516 "strconv"
1617 "strings"
1718 "time"
1819
1920 "github.com/emersion/go-sasl"
21+ "github.com/txthinking/socks5"
2022)
2123
2224// A Client represents a client connection to an SMTP server.
@@ -61,6 +63,29 @@ func Dial(addr string) (*Client, error) {
6163 return NewClient (conn , host )
6264}
6365
66+ // DialWithSocks5 returns a new Client connected to an SMTP server via socks5 proxy at addr.
67+ // The addr must include a port, as in "mail.example.com:smtp".
68+ // The socks5URI must include username and password, as in "user:[email protected] :1080"
69+ func DialWithSocks5 (addr string , socks5URI string ) (* Client , error ) {
70+ u , err := url .Parse (socks5URI )
71+ if err != nil {
72+ return nil , err
73+ }
74+ username := u .User .Username ()
75+ password , _ := u .User .Password ()
76+ socksClient , err := socks5 .NewClient (u .Host , username , password , 60 , 60 )
77+ if err != nil {
78+ return nil , err
79+ }
80+
81+ conn , err := socksClient .Dial ("tcp" , addr )
82+ if err != nil {
83+ return nil , err
84+ }
85+ host , _ , _ := net .SplitHostPort (addr )
86+ return NewClient (conn , host )
87+ }
88+
6489// DialTLS returns a new Client connected to an SMTP server via TLS at addr.
6590// The addr must include a port, as in "mail.example.com:smtps".
6691//
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