65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
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"""Operational mail for account links. No dialogue content, no model egress."""
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from __future__ import annotations
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import logging
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import os
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import smtplib
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from email.message import EmailMessage
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from env_loader import env_flag, runtime_env
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log = logging.getLogger("kansho.mail")
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OUTBOX: list[dict] = []
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class MailNotConfigured(RuntimeError):
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"""SMTP is required and neither configured nor in the development log path."""
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def clear_outbox() -> None:
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OUTBOX.clear()
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def smtp_configured() -> bool:
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return bool((os.environ.get("SMTP_HOST") or "").strip() and (os.environ.get("SMTP_FROM") or "").strip())
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def send_mail(recipients: list[str], subject: str, body: str) -> None:
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cleaned: list[str] = []
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for item in recipients:
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address = (item or "").strip().lower()
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if address and address not in cleaned:
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cleaned.append(address)
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if not cleaned:
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raise MailNotConfigured("Mailversand ist nicht konfiguriert")
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if env_flag("KANSHO_FAKE_MAIL"):
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OUTBOX.append({"to": cleaned, "subject": subject, "body": body})
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return
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host = (os.environ.get("SMTP_HOST") or "").strip()
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sender = (os.environ.get("SMTP_FROM") or "").strip()
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if not host or not sender:
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if runtime_env() == "development":
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log.warning("Kansho mail (development, SMTP fehlt): %s", body)
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return
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raise MailNotConfigured("Mailversand ist nicht konfiguriert")
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port = int((os.environ.get("SMTP_PORT") or "587").strip() or "587")
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user = (os.environ.get("SMTP_USER") or "").strip()
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password = os.environ.get("SMTP_PASSWORD") or ""
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message = EmailMessage()
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message["Subject"] = subject
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message["From"] = sender
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message["To"] = ", ".join(cleaned)
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message.set_content(body)
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if port == 465:
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with smtplib.SMTP_SSL(host, port, timeout=20) as smtp:
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if user:
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smtp.login(user, password)
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smtp.send_message(message)
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return
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with smtplib.SMTP(host, port, timeout=20) as smtp:
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smtp.starttls()
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if user:
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smtp.login(user, password)
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smtp.send_message(message)
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