Files
rmm-openwrt/server/internal/httpapi/mail_test.go

108 lines
2.7 KiB
Go

package httpapi
import (
"bufio"
"context"
"fmt"
"net"
"strings"
"testing"
"time"
)
func TestSMTPPasswordResetSender(t *testing.T) {
listener, err := net.Listen("tcp", "127.0.0.1:0")
if err != nil {
t.Fatal(err)
}
defer listener.Close()
messages := make(chan string, 1)
serverErrors := make(chan error, 1)
go func() {
conn, err := listener.Accept()
if err != nil {
serverErrors <- err
return
}
defer conn.Close()
reader := bufio.NewReader(conn)
if _, err := fmt.Fprint(conn, "220 smtp.test ESMTP\r\n"); err != nil {
serverErrors <- err
return
}
var message strings.Builder
inData := false
for {
line, err := reader.ReadString('\n')
if err != nil {
serverErrors <- err
return
}
trimmed := strings.TrimRight(line, "\r\n")
if inData {
if trimmed == "." {
messages <- message.String()
inData = false
_, err = fmt.Fprint(conn, "250 queued\r\n")
} else {
message.WriteString(trimmed + "\n")
}
} else {
switch {
case strings.HasPrefix(trimmed, "EHLO "):
_, err = fmt.Fprint(conn, "250-smtp.test\r\n250 OK\r\n")
case strings.HasPrefix(trimmed, "MAIL FROM:"), strings.HasPrefix(trimmed, "RCPT TO:"):
_, err = fmt.Fprint(conn, "250 OK\r\n")
case trimmed == "DATA":
inData = true
_, err = fmt.Fprint(conn, "354 End data\r\n")
case trimmed == "QUIT":
_, err = fmt.Fprint(conn, "221 Bye\r\n")
if err == nil {
serverErrors <- nil
}
return
default:
err = fmt.Errorf("unexpected SMTP command %q", trimmed)
}
}
if err != nil {
serverErrors <- err
return
}
}
}()
address := listener.Addr().(*net.TCPAddr)
sender, err := NewSMTPPasswordResetSender(SMTPConfig{
Host: "127.0.0.1", Port: address.Port, From: "RMM <rmm@example.test>", TLSMode: "none",
})
if err != nil {
t.Fatal(err)
}
resetURL := "https://rmm.example.test/#password-reset=test-token"
if err := sender.SendPasswordReset(context.Background(), "owner@example.test", resetURL); err != nil {
t.Fatal(err)
}
select {
case message := <-messages:
if !strings.Contains(message, resetURL) || !strings.Contains(message, "To: <owner@example.test>") {
t.Fatalf("unexpected SMTP message: %s", message)
}
case <-time.After(2 * time.Second):
t.Fatal("SMTP message was not received")
}
if err := <-serverErrors; err != nil {
t.Fatal(err)
}
}
func TestSMTPPasswordResetSenderRejectsAuthenticationWithoutTLS(t *testing.T) {
_, err := NewSMTPPasswordResetSender(SMTPConfig{
Host: "smtp.example.test", Port: 25, From: "rmm@example.test", TLSMode: "none", Username: "rmm",
})
if err == nil {
t.Fatal("expected SMTP authentication without TLS to be rejected")
}
}