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Release prep: 54 engines, self-hosted signatures, i18n, dashboard updates
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DmitrL-dev
parent
694e32be26
commit
41cbfd6e0a
178 changed files with 36008 additions and 399 deletions
225
internal/infrastructure/email/email.go
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225
internal/infrastructure/email/email.go
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// Package email provides email notification service for the SYNTREX SOC platform.
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// Supports Resend (resend.com) as the primary transactional email provider.
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package email
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io"
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"log/slog"
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"net/http"
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"time"
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)
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// Sender defines the email sending interface.
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type Sender interface {
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Send(to, subject, htmlBody string) error
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}
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// StubSender logs emails instead of sending them (development mode).
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type StubSender struct{}
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func (s *StubSender) Send(to, subject, htmlBody string) error {
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slog.Info("email: stub send",
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"to", to,
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"subject", subject,
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"body_len", len(htmlBody))
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return nil
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}
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// ResendSender sends emails via Resend API (https://resend.com).
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type ResendSender struct {
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apiKey string
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fromAddr string
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client *http.Client
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}
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// NewResendSender creates a Resend email sender.
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// apiKey format: "re_xxxxxxxxx"
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// fromAddr example: "SYNTREX <noreply@xn--80akacl3adqr.xn--p1acf>"
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func NewResendSender(apiKey, fromAddr string) *ResendSender {
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return &ResendSender{
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apiKey: apiKey,
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fromAddr: fromAddr,
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client: &http.Client{
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Timeout: 10 * time.Second,
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},
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}
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}
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func (s *ResendSender) Send(to, subject, htmlBody string) error {
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payload := map[string]interface{}{
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"from": s.fromAddr,
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"to": []string{to},
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"subject": subject,
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"html": htmlBody,
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}
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body, err := json.Marshal(payload)
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if err != nil {
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return fmt.Errorf("email: marshal payload: %w", err)
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}
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req, err := http.NewRequest("POST", "https://api.resend.com/emails", bytes.NewReader(body))
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if err != nil {
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return fmt.Errorf("email: create request: %w", err)
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}
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req.Header.Set("Authorization", "Bearer "+s.apiKey)
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req.Header.Set("Content-Type", "application/json")
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resp, err := s.client.Do(req)
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if err != nil {
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return fmt.Errorf("email: send request: %w", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 {
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respBody, _ := io.ReadAll(resp.Body)
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slog.Error("email: resend API error",
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"status", resp.StatusCode,
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"body", string(respBody),
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"to", to,
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"subject", subject)
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return fmt.Errorf("email: resend API returned %d: %s", resp.StatusCode, string(respBody))
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}
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slog.Info("email: sent via Resend",
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"to", to,
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"subject", subject,
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"status", resp.StatusCode)
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return nil
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}
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// Template IDs for standard emails.
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const (
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TemplateWelcome = "welcome"
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TemplatePasswordReset = "password_reset"
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TemplateIncidentAlert = "incident_alert"
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TemplatePlanUpgrade = "plan_upgrade"
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TemplateInvoice = "invoice"
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)
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// Service provides email notifications with templates.
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type Service struct {
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sender Sender
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fromName string
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fromAddr string
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}
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// NewService creates an email service.
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// Pass nil sender for stub mode (logs only).
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// For Resend: NewService(NewResendSender(apiKey, from), "SYNTREX", "noreply@отражение.рус")
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func NewService(sender Sender, fromName, fromAddr string) *Service {
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if sender == nil {
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sender = &StubSender{}
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}
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if fromName == "" {
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fromName = "SYNTREX"
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}
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if fromAddr == "" {
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fromAddr = "noreply@xn--80akacl3adqr.xn--p1acf"
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}
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return &Service{
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sender: sender,
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fromName: fromName,
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fromAddr: fromAddr,
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}
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}
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// SendVerificationCode sends a 6-digit verification code after registration.
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func (s *Service) SendVerificationCode(toEmail, userName, code string) error {
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subject := "SYNTREX — Код подтверждения"
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body := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<body style="font-family: 'Inter', Arial, sans-serif; background: #0a0f1e; color: #e1e5ee; padding: 40px; margin: 0;">
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<div style="max-width: 600px; margin: 0 auto; background: #111827; border-radius: 12px; padding: 32px; border: 1px solid #1e293b;">
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<h1 style="color: #34d399; margin: 0 0 20px; font-size: 24px;">🛡️ SYNTREX</h1>
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<p style="margin: 0 0 8px;">Здравствуйте, <strong>%s</strong>!</p>
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<p style="margin: 0 0 24px; color: #9ca3af;">Ваш код подтверждения email:</p>
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<div style="background: #0a0f1e; border: 2px solid #34d399; border-radius: 8px; padding: 20px; text-align: center; margin: 0 0 24px;">
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<span style="font-size: 36px; font-weight: bold; letter-spacing: 8px; color: #34d399; font-family: monospace;">%s</span>
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</div>
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<p style="color: #9ca3af; font-size: 13px; margin: 0 0 8px;">Код действителен <strong>24 часа</strong>.</p>
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<p style="color: #6b7280; font-size: 12px; margin: 24px 0 0; padding-top: 16px; border-top: 1px solid #1e293b;">
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Если вы не регистрировались на SYNTREX — проигнорируйте это письмо.
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</p>
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</div>
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</body>
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</html>`, userName, code)
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return s.sender.Send(toEmail, subject, body)
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}
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// SendWelcome sends a welcome email after registration.
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func (s *Service) SendWelcome(toEmail, userName, orgName string) error {
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subject := "Добро пожаловать в SYNTREX"
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body := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<body style="font-family: 'Inter', Arial, sans-serif; background: #0a0f1e; color: #e1e5ee; padding: 40px; margin: 0;">
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<div style="max-width: 600px; margin: 0 auto; background: #111827; border-radius: 12px; padding: 32px; border: 1px solid #1e293b;">
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<h1 style="color: #34d399; margin: 0 0 20px;">🛡️ SYNTREX</h1>
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<p>Здравствуйте, <strong>%s</strong>!</p>
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<p>Ваша организация <strong>%s</strong> успешно зарегистрирована.</p>
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<h3 style="color: #818cf8;">Как начать:</h3>
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<ol>
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<li>Откройте <strong>Quick Start</strong> в боковом меню</li>
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<li>Создайте API-ключ в <strong>Настройки → API Keys</strong></li>
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<li>Отправьте первое событие безопасности</li>
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</ol>
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<p style="color: #9ca3af; font-size: 12px; margin-top: 30px;">
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Это автоматическое письмо от SYNTREX. Если вы не регистрировались — проигнорируйте.
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</p>
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</div>
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</body>
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</html>`, userName, orgName)
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return s.sender.Send(toEmail, subject, body)
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}
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// SendIncidentAlert sends an alert when a critical incident is created.
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func (s *Service) SendIncidentAlert(toEmail, incidentID, title, severity string) error {
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subject := fmt.Sprintf("[SYNTREX] Инцидент %s: %s", severity, title)
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body := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<body style="font-family: 'Inter', Arial, sans-serif; background: #0a0f1e; color: #e1e5ee; padding: 40px; margin: 0;">
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<div style="max-width: 600px; margin: 0 auto; background: #111827; border-radius: 12px; padding: 32px; border: 1px solid #dc2626;">
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<h1 style="color: #ef4444; margin: 0 0 20px;">🚨 Инцидент безопасности</h1>
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<table style="width: 100%%; border-collapse: collapse;">
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<tr><td style="color: #9ca3af; padding: 8px 0;">ID:</td><td><strong>%s</strong></td></tr>
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<tr><td style="color: #9ca3af; padding: 8px 0;">Название:</td><td><strong>%s</strong></td></tr>
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<tr><td style="color: #9ca3af; padding: 8px 0;">Критичность:</td><td style="color: #ef4444;"><strong>%s</strong></td></tr>
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</table>
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</div>
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</body>
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</html>`, incidentID, title, severity)
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return s.sender.Send(toEmail, subject, body)
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}
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// SendPasswordReset sends a password reset link.
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func (s *Service) SendPasswordReset(toEmail, resetToken string) error {
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subject := "SYNTREX — Сброс пароля"
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body := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<body style="font-family: 'Inter', Arial, sans-serif; background: #0a0f1e; color: #e1e5ee; padding: 40px; margin: 0;">
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<div style="max-width: 600px; margin: 0 auto; background: #111827; border-radius: 12px; padding: 32px; border: 1px solid #1e293b;">
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<h1 style="color: #60a5fa; margin: 0 0 20px;">🔐 Сброс пароля</h1>
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<p>Вы запросили сброс пароля. Нажмите кнопку ниже:</p>
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<p style="margin: 20px 0;">
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<a href="https://xn--80akacl3adqr.xn--p1acf/reset-password?token=%s"
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style="background: #2563eb; color: white; padding: 12px 28px; border-radius: 6px; text-decoration: none; font-weight: bold;">
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Сбросить пароль
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</a>
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</p>
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<p style="color: #9ca3af; font-size: 12px;">Ссылка действительна 1 час. Если вы не запрашивали сброс — проигнорируйте.</p>
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</div>
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</body>
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</html>`, resetToken)
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return s.sender.Send(toEmail, subject, body)
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}
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