first commit

backend/app/services/notification_service.py

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+import smtplib
+from email import encoders
+from email.mime.base import MIMEBase
+from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
+from pathlib import Path
+
+import requests
+
+from app.core.config import settings as app_settings
+from app.models.settings import GlobalSettings
+
+
+class NotificationService:
+    def send_pushover(self, token: str, user_key: str, message: str, title: str = "RouterOS Backup") -> bool:
+        response = requests.post(
+            "https://api.pushover.net/1/messages.json",
+            data={"token": token, "user": user_key, "message": message, "title": title},
+            timeout=15,
+        )
+        return response.ok
+
+    def send_email(self, settings: GlobalSettings, subject: str, body: str, attachment_path: str | None = None):
+        if not (settings.smtp_host and settings.smtp_login and settings.smtp_password):
+            raise ValueError("SMTP is not configured")
+        recipient = (settings.recipient_email or settings.smtp_login or "").strip()
+        if not recipient:
+            raise ValueError("Recipient email is empty")
+
+        msg = MIMEMultipart()
+        msg["From"] = settings.smtp_login
+        msg["To"] = recipient
+        msg["Subject"] = subject
+        msg.attach(MIMEText(body, "plain", "utf-8"))
+
+        if attachment_path:
+            attachment = Path(attachment_path)
+            with attachment.open("rb") as handle:
+                part = MIMEBase("application", "octet-stream")
+                part.set_payload(handle.read())
+            encoders.encode_base64(part)
+            part.add_header("Content-Disposition", f'attachment; filename="{attachment.name}"')
+            msg.attach(part)
+
+        with smtplib.SMTP(settings.smtp_host, settings.smtp_port, timeout=app_settings.smtp_timeout_seconds) as server:
+            if app_settings.smtp_starttls:
+                server.starttls()
+            server.login(settings.smtp_login, settings.smtp_password)
+            server.sendmail(settings.smtp_login, [recipient], msg.as_string())
+
+    def notify(self, settings: GlobalSettings, message: str, success: bool):
+        if settings.notify_failures_only and success:
+            return
+        if settings.smtp_notifications_enabled:
+            try:
+                self.send_email(settings, "Mikrotik Backup System notification", message)
+            except Exception:
+                pass
+        if settings.pushover_token and settings.pushover_userkey:
+            try:
+                self.send_pushover(settings.pushover_token, settings.pushover_userkey, message)
+            except Exception:
+                pass
+
+    def send_test_email(self, settings: GlobalSettings):
+        self.send_email(settings, "Mikrotik Backup System test", "This is a test email from Mikrotik Backup System")
+
+    def send_test_pushover(self, settings: GlobalSettings):
+        if not (settings.pushover_token and settings.pushover_userkey):
+            raise ValueError("Pushover is not configured")
+        self.send_pushover(
+            settings.pushover_token,
+            settings.pushover_userkey,
+            "Test pushover from Mikrotik Backup System",
+        )
+
+
+notification_service = NotificationService()