1440 lines
28 KiB
Go
1440 lines
28 KiB
Go
package smtpd_test
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/tls"
|
|
"errors"
|
|
"fmt"
|
|
"net"
|
|
"net/smtp"
|
|
"net/textproto"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"bitbucket.org/chrj/smtpd"
|
|
)
|
|
|
|
var localhostCert = []byte(`-----BEGIN CERTIFICATE-----
|
|
MIIBkzCCAT+gAwIBAgIQf4LO8+QzcbXRHJUo6MvX7zALBgkqhkiG9w0BAQswEjEQ
|
|
MA4GA1UEChMHQWNtZSBDbzAeFw03MDAxMDEwMDAwMDBaFw04MTA1MjkxNjAwMDBa
|
|
MBIxEDAOBgNVBAoTB0FjbWUgQ28wXDANBgkqhkiG9w0BAQEFAANLADBIAkEAx2Uj
|
|
2nl0ESnMMrdUOwQnpnIPQzQBX9MIYT87VxhHzImOukWcq5DrmN1ZB//diyrgiCLv
|
|
D0udX3YXNHMn1Ki8awIDAQABo3MwcTAOBgNVHQ8BAf8EBAMCAKQwEwYDVR0lBAww
|
|
CgYIKwYBBQUHAwEwDwYDVR0TAQH/BAUwAwEB/zA5BgNVHREEMjAwggtleGFtcGxl
|
|
LmNvbYIJbG9jYWxob3N0hwR/AAABhxAAAAAAAAAAAAAAAAAAAAABMAsGCSqGSIb3
|
|
DQEBCwNBAGcaB2Il0TIXFcJOdOLGPa6F8qZH1ZHBtVlCBnaJn4vZJGzID+V36Gn0
|
|
hA1AYfGAaF0c43oQofvv+XqQlTe4a+M=
|
|
-----END CERTIFICATE-----`)
|
|
|
|
var localhostKey = []byte(`-----BEGIN RSA PRIVATE KEY-----
|
|
MIIBPAIBAAJBAMdlI9p5dBEpzDK3VDsEJ6ZyD0M0AV/TCGE/O1cYR8yJjrpFnKuQ
|
|
65jdWQf/3Ysq4Igi7w9LnV92FzRzJ9SovGsCAwEAAQJAVaFw2VWJbAmIQUuMJ+Ar
|
|
6wZW2aSO5okpsyHFqSyrQQIcAj/QOq8P83F8J10IreFWNlBlywJU9c7IlJtn/lqq
|
|
AQIhAOxHXOxrKPxqTIdIcNnWye/HRQ+5VD54QQr1+M77+bEBAiEA2AmsNNqj2fKj
|
|
j2xk+4vnBSY0vrb4q/O3WZ46oorawWsCIQDWdpfzx/i11E6OZMR6FinJSNh4w0Gi
|
|
SkjPiCBE0BX+AQIhAI/TiLk7YmBkQG3ovSYW0vvDntPlXpKj08ovJFw4U0D3AiEA
|
|
lGjGna4oaauI0CWI6pG0wg4zklTnrDWK7w9h/S/T4e0=
|
|
-----END RSA PRIVATE KEY-----`)
|
|
|
|
func cmd(c *textproto.Conn, expectedCode int, format string, args ...interface{}) error {
|
|
id, err := c.Cmd(format, args...)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
c.StartResponse(id)
|
|
_, _, err = c.ReadResponse(expectedCode)
|
|
c.EndResponse(id)
|
|
|
|
return err
|
|
}
|
|
|
|
func TestSMTP(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Hello("localhost"); err != nil {
|
|
t.Fatalf("HELO failed: %v", err)
|
|
}
|
|
|
|
if supported, _ := c.Extension("AUTH"); supported {
|
|
t.Fatal("AUTH supported before TLS")
|
|
}
|
|
|
|
if supported, _ := c.Extension("8BITMIME"); !supported {
|
|
t.Fatal("8BITMIME not supported")
|
|
}
|
|
|
|
if supported, _ := c.Extension("STARTTLS"); supported {
|
|
t.Fatal("STARTTLS supported")
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("Mail failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("Rcpt failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient2@example.net"); err != nil {
|
|
t.Fatalf("Rcpt2 failed: %v", err)
|
|
}
|
|
|
|
wc, err := c.Data()
|
|
if err != nil {
|
|
t.Fatalf("Data failed: %v", err)
|
|
}
|
|
|
|
_, err = fmt.Fprintf(wc, "This is the email body")
|
|
if err != nil {
|
|
t.Fatalf("Data body failed: %v", err)
|
|
}
|
|
|
|
err = wc.Close()
|
|
if err != nil {
|
|
t.Fatalf("Data close failed: %v", err)
|
|
}
|
|
|
|
if err := c.Reset(); err != nil {
|
|
t.Fatalf("Reset failed: %v", err)
|
|
}
|
|
|
|
if err := c.Verify("foobar@example.net"); err == nil {
|
|
t.Fatal("Unexpected support for VRFY")
|
|
}
|
|
|
|
if err := cmd(c.Text, 250, "NOOP"); err != nil {
|
|
t.Fatalf("NOOP failed: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
}
|
|
|
|
func TestListenAndServe(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
addr := ln.Addr().String()
|
|
|
|
ln.Close()
|
|
|
|
server := &smtpd.Server{}
|
|
|
|
go func() {
|
|
server.ListenAndServe(addr)
|
|
}()
|
|
|
|
time.Sleep(100 * time.Millisecond)
|
|
|
|
c, err := smtp.Dial(addr)
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestSTARTTLS(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
cert, err := tls.X509KeyPair(localhostCert, localhostKey)
|
|
if err != nil {
|
|
t.Fatalf("Cert load failed: %v", err)
|
|
}
|
|
|
|
server := &smtpd.Server{
|
|
Authenticator: func(peer smtpd.Peer, username, password string) error { return nil },
|
|
TLSConfig: &tls.Config{
|
|
Certificates: []tls.Certificate{cert},
|
|
},
|
|
ForceTLS: true,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if supported, _ := c.Extension("AUTH"); supported {
|
|
t.Fatal("AUTH supported before TLS")
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err == nil {
|
|
t.Fatal("Mail workded before TLS with ForceTLS")
|
|
}
|
|
|
|
if err := cmd(c.Text, 220, "STARTTLS"); err != nil {
|
|
t.Fatalf("STARTTLS failed: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 250, "foobar"); err == nil {
|
|
t.Fatal("STARTTLS didn't fail with invalid handshake")
|
|
}
|
|
|
|
if err := c.StartTLS(&tls.Config{InsecureSkipVerify: true}); err != nil {
|
|
t.Fatalf("STARTTLS failed: %v", err)
|
|
}
|
|
|
|
if err := c.StartTLS(&tls.Config{InsecureSkipVerify: true}); err == nil {
|
|
t.Fatal("STARTTLS worked twice")
|
|
}
|
|
|
|
if supported, _ := c.Extension("AUTH"); !supported {
|
|
t.Fatal("AUTH not supported after TLS")
|
|
}
|
|
|
|
if _, mechs := c.Extension("AUTH"); !strings.Contains(mechs, "PLAIN") {
|
|
t.Fatal("PLAIN AUTH not supported after TLS")
|
|
}
|
|
|
|
if _, mechs := c.Extension("AUTH"); !strings.Contains(mechs, "LOGIN") {
|
|
t.Fatal("LOGIN AUTH not supported after TLS")
|
|
}
|
|
|
|
if err := c.Auth(smtp.PlainAuth("foo", "foo", "bar", "127.0.0.1")); err != nil {
|
|
t.Fatalf("Auth failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("Mail failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("Rcpt failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient2@example.net"); err != nil {
|
|
t.Fatalf("Rcpt2 failed: %v", err)
|
|
}
|
|
|
|
wc, err := c.Data()
|
|
if err != nil {
|
|
t.Fatalf("Data failed: %v", err)
|
|
}
|
|
|
|
_, err = fmt.Fprintf(wc, "This is the email body")
|
|
if err != nil {
|
|
t.Fatalf("Data body failed: %v", err)
|
|
}
|
|
|
|
err = wc.Close()
|
|
if err != nil {
|
|
t.Fatalf("Data close failed: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
}
|
|
|
|
func TestAuthRejection(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
cert, err := tls.X509KeyPair(localhostCert, localhostKey)
|
|
if err != nil {
|
|
t.Fatalf("Cert load failed: %v", err)
|
|
}
|
|
|
|
server := &smtpd.Server{
|
|
Authenticator: func(peer smtpd.Peer, username, password string) error {
|
|
return smtpd.Error{Code: 550, Message: "Denied"}
|
|
},
|
|
TLSConfig: &tls.Config{
|
|
Certificates: []tls.Certificate{cert},
|
|
},
|
|
ForceTLS: true,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.StartTLS(&tls.Config{InsecureSkipVerify: true}); err != nil {
|
|
t.Fatalf("STARTTLS failed: %v", err)
|
|
}
|
|
|
|
if err := c.Auth(smtp.PlainAuth("foo", "foo", "bar", "127.0.0.1")); err == nil {
|
|
t.Fatal("Auth worked despite rejection")
|
|
}
|
|
|
|
}
|
|
|
|
func TestAuthNotSupported(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
cert, err := tls.X509KeyPair(localhostCert, localhostKey)
|
|
if err != nil {
|
|
t.Fatalf("Cert load failed: %v", err)
|
|
}
|
|
|
|
server := &smtpd.Server{
|
|
TLSConfig: &tls.Config{
|
|
Certificates: []tls.Certificate{cert},
|
|
},
|
|
ForceTLS: true,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.StartTLS(&tls.Config{InsecureSkipVerify: true}); err != nil {
|
|
t.Fatalf("STARTTLS failed: %v", err)
|
|
}
|
|
|
|
if err := c.Auth(smtp.PlainAuth("foo", "foo", "bar", "127.0.0.1")); err == nil {
|
|
t.Fatal("Auth worked despite no authenticator")
|
|
}
|
|
|
|
}
|
|
|
|
func TestConnectionCheck(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
ConnectionChecker: func(peer smtpd.Peer) error {
|
|
return smtpd.Error{Code: 552, Message: "Denied"}
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
if _, err := smtp.Dial(ln.Addr().String()); err == nil {
|
|
t.Fatal("Dial succeeded despite ConnectionCheck")
|
|
}
|
|
|
|
}
|
|
|
|
func TestConnectionCheckSimpleError(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
ConnectionChecker: func(peer smtpd.Peer) error {
|
|
return errors.New("Denied")
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
if _, err := smtp.Dial(ln.Addr().String()); err == nil {
|
|
t.Fatal("Dial succeeded despite ConnectionCheck")
|
|
}
|
|
|
|
}
|
|
|
|
func TestHELOCheck(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
HeloChecker: func(peer smtpd.Peer, name string) error {
|
|
if name != "foobar.local" {
|
|
t.Fatal("Wrong HELO name")
|
|
}
|
|
return smtpd.Error{Code: 552, Message: "Denied"}
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Hello("foobar.local"); err == nil {
|
|
t.Fatal("Unexpected HELO success")
|
|
}
|
|
|
|
}
|
|
|
|
func TestSenderCheck(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
SenderChecker: func(peer smtpd.Peer, addr string) error {
|
|
return smtpd.Error{Code: 552, Message: "Denied"}
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err == nil {
|
|
t.Fatal("Unexpected MAIL success")
|
|
}
|
|
|
|
}
|
|
|
|
func TestRecipientCheck(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
RecipientChecker: func(peer smtpd.Peer, addr string) error {
|
|
return smtpd.Error{Code: 552, Message: "Denied"}
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("Mail failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err == nil {
|
|
t.Fatal("Unexpected RCPT success")
|
|
}
|
|
|
|
}
|
|
|
|
func TestMaxMessageSize(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
MaxMessageSize: 5,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("RCPT failed: %v", err)
|
|
}
|
|
|
|
wc, err := c.Data()
|
|
if err != nil {
|
|
t.Fatalf("Data failed: %v", err)
|
|
}
|
|
|
|
_, err = fmt.Fprintf(wc, "This is the email body")
|
|
if err != nil {
|
|
t.Fatalf("Data body failed: %v", err)
|
|
}
|
|
|
|
err = wc.Close()
|
|
if err == nil {
|
|
t.Fatal("Allowed message larger than 5 bytes to pass.")
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("QUIT failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestHandler(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
Handler: func(peer smtpd.Peer, env smtpd.Envelope) error {
|
|
if env.Sender != "sender@example.org" {
|
|
t.Fatalf("Unknown sender: %v", env.Sender)
|
|
}
|
|
if len(env.Recipients) != 1 {
|
|
t.Fatalf("Too many recipients: %d", len(env.Recipients))
|
|
}
|
|
if env.Recipients[0] != "recipient@example.net" {
|
|
t.Fatalf("Unknown recipient: %v", env.Recipients[0])
|
|
}
|
|
if string(env.Data) != "This is the email body\n" {
|
|
t.Fatalf("Wrong message body: %v", string(env.Data))
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("RCPT failed: %v", err)
|
|
}
|
|
|
|
wc, err := c.Data()
|
|
if err != nil {
|
|
t.Fatalf("Data failed: %v", err)
|
|
}
|
|
|
|
_, err = fmt.Fprintf(wc, "This is the email body")
|
|
if err != nil {
|
|
t.Fatalf("Data body failed: %v", err)
|
|
}
|
|
|
|
err = wc.Close()
|
|
if err != nil {
|
|
t.Fatalf("Data close failed: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("QUIT failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestRejectHandler(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
Handler: func(peer smtpd.Peer, env smtpd.Envelope) error {
|
|
return smtpd.Error{Code: 550, Message: "Rejected"}
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("RCPT failed: %v", err)
|
|
}
|
|
|
|
wc, err := c.Data()
|
|
if err != nil {
|
|
t.Fatalf("Data failed: %v", err)
|
|
}
|
|
|
|
_, err = fmt.Fprintf(wc, "This is the email body")
|
|
if err != nil {
|
|
t.Fatalf("Data body failed: %v", err)
|
|
}
|
|
|
|
err = wc.Close()
|
|
if err == nil {
|
|
t.Fatal("Unexpected accept of data")
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("QUIT failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestMaxConnections(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
MaxConnections: 1,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c1, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
_, err = smtp.Dial(ln.Addr().String())
|
|
if err == nil {
|
|
t.Fatal("Dial succeeded despite MaxConnections = 1")
|
|
}
|
|
|
|
c1.Close()
|
|
}
|
|
|
|
func TestNoMaxConnections(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
MaxConnections: -1,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c1, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
c1.Close()
|
|
}
|
|
|
|
func TestMaxRecipients(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
MaxRecipients: 1,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("RCPT failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err == nil {
|
|
t.Fatal("RCPT succeeded despite MaxRecipients = 1")
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("QUIT failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestInvalidHelo(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Hello(""); err == nil {
|
|
t.Fatal("Unexpected HELO success")
|
|
}
|
|
|
|
}
|
|
|
|
func TestInvalidSender(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("invalid@@example.org"); err == nil {
|
|
t.Fatal("Unexpected MAIL success")
|
|
}
|
|
|
|
}
|
|
|
|
func TestInvalidRecipient(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("Mail failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("invalid@@example.org"); err == nil {
|
|
t.Fatal("Unexpected RCPT success")
|
|
}
|
|
|
|
}
|
|
|
|
func TestRCPTbeforeMAIL(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err == nil {
|
|
t.Fatal("Unexpected RCPT success")
|
|
}
|
|
|
|
}
|
|
|
|
func TestDATAbeforeRCPT(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
Handler: func(peer smtpd.Peer, env smtpd.Envelope) error {
|
|
return smtpd.Error{Code: 550, Message: "Rejected"}
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if _, err := c.Data(); err == nil {
|
|
t.Fatal("Data accepted despite no recipients")
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("QUIT failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestInterruptedDATA(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
Handler: func(peer smtpd.Peer, env smtpd.Envelope) error {
|
|
t.Fatal("Accepted DATA despite disconnection")
|
|
return nil
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("RCPT failed: %v", err)
|
|
}
|
|
|
|
wc, err := c.Data()
|
|
if err != nil {
|
|
t.Fatalf("Data failed: %v", err)
|
|
}
|
|
|
|
_, err = fmt.Fprintf(wc, "This is the email body")
|
|
if err != nil {
|
|
t.Fatalf("Data body failed: %v", err)
|
|
}
|
|
|
|
c.Close()
|
|
|
|
}
|
|
|
|
func TestTimeoutClose(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
MaxConnections: 1,
|
|
ReadTimeout: time.Second,
|
|
WriteTimeout: time.Second,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c1, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
time.Sleep(time.Second * 2)
|
|
|
|
c2, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c1.Mail("sender@example.org"); err == nil {
|
|
t.Fatal("MAIL succeeded despite being timed out.")
|
|
}
|
|
|
|
if err := c2.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if err := c2.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
|
|
c2.Close()
|
|
}
|
|
|
|
func TestTLSTimeout(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
cert, err := tls.X509KeyPair(localhostCert, localhostKey)
|
|
if err != nil {
|
|
t.Fatalf("Cert load failed: %v", err)
|
|
}
|
|
|
|
server := &smtpd.Server{
|
|
TLSConfig: &tls.Config{
|
|
Certificates: []tls.Certificate{cert},
|
|
},
|
|
ReadTimeout: time.Second * 2,
|
|
WriteTimeout: time.Second * 2,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.StartTLS(&tls.Config{InsecureSkipVerify: true}); err != nil {
|
|
t.Fatalf("STARTTLS failed: %v", err)
|
|
}
|
|
|
|
time.Sleep(time.Second)
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
time.Sleep(time.Second)
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("RCPT failed: %v", err)
|
|
}
|
|
|
|
time.Sleep(time.Second)
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("RCPT failed: %v", err)
|
|
}
|
|
|
|
time.Sleep(time.Second)
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestLongLine(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail(fmt.Sprintf("%s@example.org", strings.Repeat("x", 65*1024))); err == nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestXCLIENT(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{
|
|
EnableXCLIENT: true,
|
|
SenderChecker: func(peer smtpd.Peer, addr string) error {
|
|
if peer.HeloName != "new.example.net" {
|
|
t.Fatalf("Didn't override HELO name: %v", peer.HeloName)
|
|
}
|
|
if peer.Addr.String() != "42.42.42.42:4242" {
|
|
t.Fatalf("Didn't override IP/Port: %v", peer.Addr)
|
|
}
|
|
if peer.Username != "newusername" {
|
|
t.Fatalf("Didn't override username: %v", peer.Username)
|
|
}
|
|
if peer.Protocol != smtpd.SMTP {
|
|
t.Fatalf("Didn't override protocol: %v", peer.Protocol)
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if supported, _ := c.Extension("XCLIENT"); !supported {
|
|
t.Fatal("XCLIENT not supported")
|
|
}
|
|
|
|
err = cmd(c.Text, 220, "XCLIENT NAME=ignored ADDR=42.42.42.42 PORT=4242 PROTO=SMTP HELO=new.example.net LOGIN=newusername")
|
|
if err != nil {
|
|
t.Fatalf("XCLIENT failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("Mail failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("Rcpt failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient2@example.net"); err != nil {
|
|
t.Fatalf("Rcpt2 failed: %v", err)
|
|
}
|
|
|
|
wc, err := c.Data()
|
|
if err != nil {
|
|
t.Fatalf("Data failed: %v", err)
|
|
}
|
|
|
|
_, err = fmt.Fprintf(wc, "This is the email body")
|
|
if err != nil {
|
|
t.Fatalf("Data body failed: %v", err)
|
|
}
|
|
|
|
err = wc.Close()
|
|
if err != nil {
|
|
t.Fatalf("Data close failed: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestEnvelopeReceived(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
cert, err := tls.X509KeyPair(localhostCert, localhostKey)
|
|
if err != nil {
|
|
t.Fatalf("Cert load failed: %v", err)
|
|
}
|
|
|
|
server := &smtpd.Server{
|
|
Hostname: "foobar.example.net",
|
|
Handler: func(peer smtpd.Peer, env smtpd.Envelope) error {
|
|
env.AddReceivedLine(peer)
|
|
if !bytes.HasPrefix(env.Data, []byte("Received: from localhost [127.0.0.1] by foobar.example.net with ESMTP;")) {
|
|
t.Fatal("Wrong received line.")
|
|
}
|
|
return nil
|
|
},
|
|
TLSConfig: &tls.Config{
|
|
Certificates: []tls.Certificate{cert},
|
|
},
|
|
ForceTLS: true,
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.StartTLS(&tls.Config{InsecureSkipVerify: true}); err != nil {
|
|
t.Fatalf("STARTTLS failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if err := c.Rcpt("recipient@example.net"); err != nil {
|
|
t.Fatalf("RCPT failed: %v", err)
|
|
}
|
|
|
|
wc, err := c.Data()
|
|
if err != nil {
|
|
t.Fatalf("Data failed: %v", err)
|
|
}
|
|
|
|
_, err = fmt.Fprintf(wc, "This is the email body")
|
|
if err != nil {
|
|
t.Fatalf("Data body failed: %v", err)
|
|
}
|
|
|
|
err = wc.Close()
|
|
if err != nil {
|
|
t.Fatalf("Data close failed: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("QUIT failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestHELO(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
server := &smtpd.Server{}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "MAIL FROM:<christian@technobabble.dk>"); err != nil {
|
|
t.Fatalf("MAIL didn't fail: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 250, "HELO localhost"); err != nil {
|
|
t.Fatalf("HELO failed: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "MAIL FROM:christian@technobabble.dk"); err != nil {
|
|
t.Fatalf("MAIL didn't fail: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 250, "HELO localhost"); err != nil {
|
|
t.Fatalf("HELO failed: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestLOGINAuth(t *testing.T) {
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
cert, err := tls.X509KeyPair(localhostCert, localhostKey)
|
|
if err != nil {
|
|
t.Fatalf("Cert load failed: %v", err)
|
|
}
|
|
|
|
server := &smtpd.Server{
|
|
Authenticator: func(peer smtpd.Peer, username, password string) error { return nil },
|
|
TLSConfig: &tls.Config{
|
|
Certificates: []tls.Certificate{cert},
|
|
},
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := c.StartTLS(&tls.Config{InsecureSkipVerify: true}); err != nil {
|
|
t.Fatalf("STARTTLS failed: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 334, "AUTH LOGIN"); err != nil {
|
|
t.Fatalf("AUTH didn't work: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "foo"); err != nil {
|
|
t.Fatalf("AUTH didn't fail: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 334, "AUTH LOGIN"); err != nil {
|
|
t.Fatalf("AUTH didn't work: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 334, "Zm9v"); err != nil {
|
|
t.Fatalf("AUTH didn't work: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "foo"); err != nil {
|
|
t.Fatalf("AUTH didn't fail: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 334, "AUTH LOGIN"); err != nil {
|
|
t.Fatalf("AUTH didn't work: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 334, "Zm9v"); err != nil {
|
|
t.Fatalf("AUTH didn't work: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 235, "Zm9v"); err != nil {
|
|
t.Fatalf("AUTH didn't work: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
|
|
}
|
|
|
|
func TestErrors(t *testing.T) {
|
|
|
|
ln, err := net.Listen("tcp", "127.0.0.1:0")
|
|
if err != nil {
|
|
t.Fatalf("Listen failed: %v", err)
|
|
}
|
|
|
|
defer ln.Close()
|
|
|
|
cert, err := tls.X509KeyPair(localhostCert, localhostKey)
|
|
if err != nil {
|
|
t.Fatalf("Cert load failed: %v", err)
|
|
}
|
|
|
|
server := &smtpd.Server{
|
|
Authenticator: func(peer smtpd.Peer, username, password string) error { return nil },
|
|
}
|
|
|
|
go func() {
|
|
server.Serve(ln)
|
|
}()
|
|
|
|
c, err := smtp.Dial(ln.Addr().String())
|
|
if err != nil {
|
|
t.Fatalf("Dial failed: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "AUTH PLAIN foobar"); err != nil {
|
|
t.Fatalf("AUTH didn't fail: %v", err)
|
|
}
|
|
|
|
if err := c.Hello("localhost"); err != nil {
|
|
t.Fatalf("HELO failed: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "AUTH PLAIN foobar"); err != nil {
|
|
t.Fatalf("AUTH didn't fail: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "MAIL FROM:christian@technobabble.dk"); err != nil {
|
|
t.Fatalf("MAIL didn't fail: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err != nil {
|
|
t.Fatalf("MAIL failed: %v", err)
|
|
}
|
|
|
|
if err := c.Mail("sender@example.org"); err == nil {
|
|
t.Fatal("Duplicate MAIL didn't fail")
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "STARTTLS"); err != nil {
|
|
t.Fatalf("STARTTLS didn't fail: %v", err)
|
|
}
|
|
|
|
server.TLSConfig = &tls.Config{
|
|
Certificates: []tls.Certificate{cert},
|
|
}
|
|
|
|
if err := c.StartTLS(&tls.Config{InsecureSkipVerify: true}); err != nil {
|
|
t.Fatalf("STARTTLS failed: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "AUTH UNKNOWN"); err != nil {
|
|
t.Fatalf("AUTH didn't fail: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "AUTH PLAIN foobar"); err != nil {
|
|
t.Fatalf("AUTH didn't fail: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 502, "AUTH PLAIN Zm9vAGJhcg=="); err != nil {
|
|
t.Fatalf("AUTH didn't fail: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 334, "AUTH PLAIN"); err != nil {
|
|
t.Fatalf("AUTH didn't work: %v", err)
|
|
}
|
|
|
|
if err := cmd(c.Text, 235, "Zm9vAGJhcgBxdXV4"); err != nil {
|
|
t.Fatalf("AUTH didn't work: %v", err)
|
|
}
|
|
|
|
if err := c.Quit(); err != nil {
|
|
t.Fatalf("Quit failed: %v", err)
|
|
}
|
|
|
|
}
|