28 lines
851 B
Python
28 lines
851 B
Python
import os
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import smtplib
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from email.header import Header
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from email.mime.text import MIMEText
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def send_email(subject, message, to_email):
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smtp_server = os.getenv("SMTP_HOST")
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smtp_port = int(os.getenv("SMTP_PORT", "25"))
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smtp_user = os.getenv("SMTP_USER")
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smtp_password = os.getenv("SMTP_PASSWORD")
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if not smtp_server or not smtp_user or not smtp_password:
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raise ValueError("SMTP 配置缺失：需要 SMTP_HOST/SMTP_USER/SMTP_PASSWORD（可选 SMTP_PORT）")
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msg = MIMEText(message, "plain", "utf-8")
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msg["From"] = Header(smtp_user)
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msg["To"] = Header(to_email)
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msg["Subject"] = Header(subject)
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server = smtplib.SMTP(smtp_server, smtp_port)
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try:
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server.login(smtp_user, smtp_password)
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server.sendmail(smtp_user, [to_email], msg.as_string())
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finally:
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server.quit()
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