refactor(email): 重构邮件配置从settings.py迁移到数据库

将邮件配置从Django的settings.py迁移到数据库的SystemConfig模型
更新测试文件以使用新的配置方式
添加邮件后端连接配置以提高灵活性

README.md

@@ -620,11 +620,13 @@ timeout 300
 
 当需要更新代码时，可以使用以下命令：
 
-退出虚拟环境
 
-deactivate
 
 ```bash
+# 退出虚拟环境
+deactivate
+
+# 切换到项目目录
 cd /var/www/diary-family
 
 # 1. 拉取远程最新代码（只获取，不合并）

logs/app.log

@@ -1,2 +1,50 @@
-2026-01-13 21:34:19.816 | INFO     | __main__:main:167 - 开始PDF生成功能测试
-2026-01-13 21:36:11.549 | INFO     | __main__:main:216 - 开始Windows环境PDF生成测试
+2026-01-18 16:23:51.077 | INFO     | __main__:test_email_config:39 - 邮件配置信息:
+2026-01-18 16:23:51.092 | WARNING  | __main__:test_email_config:42 -   smtp_server: 未配置
+2026-01-18 16:23:51.093 | INFO     | __main__:test_email_config:44 -   smtp_port: 587
+2026-01-18 16:23:51.093 | WARNING  | __main__:test_email_config:42 -   smtp_username: 未配置
+2026-01-18 16:23:51.093 | WARNING  | __main__:test_email_config:42 -   smtp_password: 未配置
+2026-01-18 16:23:51.093 | WARNING  | __main__:test_email_config:42 -   recipient_email: 未配置
+2026-01-18 16:23:51.094 | INFO     | __main__:test_email_config:44 -   send_time: 08:00
+2026-01-18 16:23:51.094 | ERROR    | __main__:test_email_config:54 - 缺少必要的邮件配置: smtp_server, smtp_username, smtp_password
+2026-01-18 16:23:51.094 | INFO     | __main__:test_email_config:55 - 请在系统配置页面配置以下参数:
+2026-01-18 16:23:51.094 | INFO     | __main__:test_email_config:56 -   - SMTP服务器: SMTP服务器地址
+2026-01-18 16:23:51.095 | INFO     | __main__:test_email_config:57 -   - SMTP端口: SMTP端口（通常是587或465）
+2026-01-18 16:23:51.095 | INFO     | __main__:test_email_config:58 -   - SMTP用户名: 发件邮箱
+2026-01-18 16:23:51.095 | INFO     | __main__:test_email_config:59 -   - SMTP密码: 发件邮箱密码
+2026-01-18 16:23:51.095 | INFO     | __main__:main:510 - 
+[测试2] SMTP连接测试
+2026-01-18 16:23:51.095 | INFO     | __main__:test_smtp_connection:72 - 开始测试SMTP连接...
+2026-01-18 16:23:51.118 | INFO     | __main__:test_smtp_connection:92 - 连接SMTP服务器: localhost:587
+2026-01-18 16:23:51.119 | INFO     | __main__:test_smtp_connection:93 - 使用TLS: True, 使用SSL: False
+2026-01-18 16:23:51.119 | INFO     | __main__:test_smtp_connection:108 - 正在建立SMTP连接...
+2026-01-18 16:23:56.491 | ERROR    | __main__:test_smtp_connection:131 - SMTP连接测试失败: [WinError 10061] 由于目标计算机积极拒绝，无法连接。
+2026-01-18 16:23:56.492 | ERROR    | __main__:test_smtp_connection:171 - 请检查:
+2026-01-18 16:23:56.493 | ERROR    | __main__:test_smtp_connection:172 -   1. SMTP服务器配置是否正确
+2026-01-18 16:23:56.494 | ERROR    | __main__:test_smtp_connection:173 -   2. 邮箱账号和密码是否正确
+2026-01-18 16:23:56.494 | ERROR    | __main__:test_smtp_connection:174 -   3. 网络连接是否正常
+2026-01-18 16:23:56.495 | ERROR    | __main__:test_smtp_connection:175 -   4. 防火墙是否允许出站连接
+2026-01-18 16:23:56.496 | INFO     | __main__:main:515 - 
+[测试3] 发送简单文本邮件
+2026-01-18 16:23:56.496 | INFO     | __main__:test_send_simple_email:182 - 开始测试发送简单邮件...
+2026-01-18 16:23:56.502 | ERROR    | __main__:test_send_simple_email:198 - 未配置发件邮箱 (smtp_username)
+2026-01-18 16:23:56.503 | INFO     | __main__:main:520 - 
+[测试4] 发送HTML邮件（带附件）
+2026-01-18 16:23:56.503 | INFO     | __main__:test_send_html_email_with_attachment:288 - 开始测试发送HTML邮件（带附件）...
+2026-01-18 16:23:56.506 | ERROR    | __main__:test_send_html_email_with_attachment:304 - 未配置发件邮箱
+2026-01-18 16:23:56.507 | INFO     | __main__:main:525 - 
+[测试5] 邮件发送性能测试
+2026-01-18 16:23:56.508 | INFO     | __main__:test_email_performance:398 - 开始测试邮件发送性能...
+2026-01-18 16:23:56.510 | ERROR    | __main__:test_email_performance:415 - 未配置发件邮箱
+2026-01-18 16:23:56.511 | INFO     | __main__:main:530 - 
+============================================================
+2026-01-18 16:23:56.511 | INFO     | __main__:main:531 - 测试总结:
+2026-01-18 16:23:56.511 | INFO     | __main__:main:532 - 通过测试: 0/5
+2026-01-18 16:23:56.512 | INFO     | __main__:main:533 - ============================================================
+2026-01-18 16:23:56.512 | ERROR    | __main__:main:556 - 多数测试失败，邮件系统无法正常工作。
+2026-01-18 16:23:56.512 | INFO     | __main__:main:557 - 
+紧急处理:
+2026-01-18 16:23:56.512 | INFO     | __main__:main:558 - 1. ❌ 检查SMTP服务器配置
+2026-01-18 16:23:56.512 | INFO     | __main__:main:559 - 2. ❌ 验证邮箱账号和密码
+2026-01-18 16:23:56.513 | INFO     | __main__:main:560 - 3. ❌ 检查网络连接
+2026-01-18 16:23:56.513 | INFO     | __main__:main:561 - 4. 参考README中的邮件配置章节
+2026-01-18 16:23:56.513 | INFO     | __main__:main:562 - 5. 查看详细错误日志

test_celery_email.py

@@ -24,6 +24,7 @@ def test_celery_email_config():
 
         from django.conf import settings
         from diary_family.celery import app
+        from core.models import SystemConfig
 
         # 检查Celery配置
         celery_config = {
@@ -45,21 +46,19 @@ def test_celery_email_config():
                 else:
                     logger.info(f"  {key}: {value}")
 
-        # 检查邮件配置
+        # 从数据库获取邮件配置
+        config = SystemConfig.get_config()
         email_config = {
-            'EMAIL_BACKEND': getattr(settings, 'EMAIL_BACKEND', None),
-            'EMAIL_HOST': getattr(settings, 'EMAIL_HOST', None),
-            'EMAIL_PORT': getattr(settings, 'EMAIL_PORT', None),
-            'EMAIL_HOST_USER': getattr(settings, 'EMAIL_HOST_USER', None),
+            'smtp_server': config.smtp_server,
+            'smtp_port': config.smtp_port,
+            'smtp_username': config.smtp_username,
+            'recipient_email': config.recipient_email,
         }
 
         logger.info("邮件配置信息:")
         for key, value in email_config.items():
             if value is None:
                 logger.warning(f"  {key}: 未配置")
-            else:
-                if 'password' in key.lower():
-                    logger.info(f"  {key}: ***")
             else:
                 logger.info(f"  {key}: {value}")
 
@@ -67,10 +66,12 @@ def test_celery_email_config():
         missing_configs = []
         if not getattr(settings, 'CELERY_BROKER_URL', None):
             missing_configs.append('CELERY_BROKER_URL')
-        if not getattr(settings, 'EMAIL_HOST', None):
-            missing_configs.append('EMAIL_HOST')
-        if not getattr(settings, 'EMAIL_HOST_USER', None):
-            missing_configs.append('EMAIL_HOST_USER')
+        if not config.smtp_server:
+            missing_configs.append('smtp_server')
+        if not config.smtp_username:
+            missing_configs.append('smtp_username')
+        if not config.smtp_password:
+            missing_configs.append('smtp_password')
 
         if missing_configs:
             logger.error(f"缺少必要的配置: {', '.join(missing_configs)}")
@@ -179,17 +180,34 @@ def celery_send_test_email(self, test_mode=True):
     logger.info(f"[任务 {task_id}] 开始执行异步邮件发送任务")
 
     try:
-        # 获取邮件配置
-        from_email = getattr(settings, 'EMAIL_HOST_USER', None)
+        # 从数据库获取邮件配置
+        from core.models import SystemConfig
+        from django.core.mail.backends.smtp import EmailBackend
+        config = SystemConfig.get_config()
+        from_email = config.smtp_username
         if not from_email:
-            raise ValueError("未配置发件邮箱 (EMAIL_HOST_USER)")
+            raise ValueError("未配置发件邮箱 (smtp_username)")
 
-        to_email = getattr(settings, 'EMAIL_HOST_USER', from_email)
-        if isinstance(to_email, list):
-            recipient_list = to_email
-        else:
+        to_email = config.recipient_email or from_email
         recipient_list = [to_email]
 
+        # 获取SMTP配置
+        host = config.smtp_server or 'localhost'
+        port = config.smtp_port or 587
+        username = config.smtp_username or ''
+        password = config.smtp_password or ''
+        use_tls = True  # 默认使用TLS
+
+        # 创建邮件后端
+        backend = EmailBackend(
+            host=host,
+            port=port,
+            username=username,
+            password=password,
+            use_tls=use_tls,
+            fail_silently=False
+        )
+
         # 创建邮件内容
         subject = f"[Celery测试] 异步邮件发送成功 - {timezone.now().strftime('%Y-%m-%d %H:%M:%S')}"
         
@@ -206,8 +224,8 @@ def celery_send_test_email(self, test_mode=True):
 - 执行重试次数: {self.request.retries}
 
 邮件配置:
-- 发件服务器: {getattr(settings, 'EMAIL_HOST', '未知')}:{getattr(settings, 'EMAIL_PORT', '未知')}
-- 使用TLS: {getattr(settings, 'EMAIL_USE_TLS', '未知')}
+- 发件服务器: {host}:{port}
+- 使用TLS: {use_tls}
 
 ---
 家庭日报系统
@@ -222,7 +240,7 @@ def celery_send_test_email(self, test_mode=True):
 任务ID: {task_id}
 
 这是一封测试邮件，用于验证Celery异步邮件发送功能。
-            "
+            ""
 
         # 创建邮件
         email = EmailMessage(
@@ -230,6 +248,7 @@ def celery_send_test_email(self, test_mode=True):
             body=body,
             from_email=from_email,
             to=recipient_list,
+            connection=backend
         )
         email.content_subtype = 'plain'
         email.encoding = 'utf-8'
@@ -294,17 +313,27 @@ def celery_send_html_report_email(self, include_attachment=False):
     logger.info(f"[任务 {task_id}] 开始执行HTML报告邮件发送任务")
 
     try:
-        # 获取邮件配置
-        from_email = getattr(settings, 'EMAIL_HOST_USER', None)
+        # 从数据库获取邮件配置
+        from core.models import SystemConfig
+        from django.core.mail.backends.smtp import EmailBackend
+        config = SystemConfig.get_config()
+        from_email = config.smtp_username
         if not from_email:
             raise ValueError("未配置发件邮箱")
 
-        to_email = getattr(settings, 'EMAIL_HOST_USER', from_email)
+        to_email = config.recipient_email or from_email
         if isinstance(to_email, list):
             recipient_list = to_email
         else:
             recipient_list = [to_email]
 
+        # 获取SMTP配置
+        host = config.smtp_server or 'localhost'
+        port = config.smtp_port or 587
+        username = config.smtp_username or ''
+        password = config.smtp_password or ''
+        use_tls = True  # 默认使用TLS
+
         # 准备报告数据
         today = timezone.now().date()
         yesterday = today - timedelta(days=1)
@@ -374,6 +403,16 @@ def celery_send_html_report_email(self, include_attachment=False):
 </html>
         """
 
+        # 创建邮件后端
+        backend = EmailBackend(
+            host=host,
+            port=port,
+            username=username,
+            password=password,
+            use_tls=use_tls,
+            fail_silently=False
+        )
+
         # 创建邮件
         subject = f"[Celery] 家庭日报 {report_data['today']} - 测试报告"
         
@@ -382,6 +421,7 @@ def celery_send_html_report_email(self, include_attachment=False):
             body=html_content,
             from_email=from_email,
             to=recipient_list,
+            connection=backend
         )
         email.attach_alternative(html_content, "text/html")
         email.encoding = 'utf-8'
@@ -525,9 +565,34 @@ def main():
         from django.conf import settings
         from django.core.mail import EmailMessage
         from django.utils import timezone
+        from core.models import SystemConfig
+        from django.core.mail.backends.smtp import EmailBackend
 
-        from_email = getattr(settings, 'EMAIL_HOST_USER', None)
-        to_email = getattr(settings, 'EMAIL_HOST_USER', from_email)
+        # 从数据库获取邮件配置
+        config = SystemConfig.get_config()
+        from_email = config.smtp_username
+        if not from_email:
+            raise ValueError("未配置发件邮箱")
+
+        to_email = config.recipient_email or from_email
+        recipient_list = [to_email] if isinstance(to_email, str) else to_email
+
+        # 获取SMTP配置
+        host = config.smtp_server or 'localhost'
+        port = config.smtp_port or 587
+        username = config.smtp_username or ''
+        password = config.smtp_password or ''
+        use_tls = True  # 默认使用TLS
+
+        # 创建邮件后端
+        backend = EmailBackend(
+            host=host,
+            port=port,
+            username=username,
+            password=password,
+            use_tls=use_tls,
+            fail_silently=False
+        )
 
         subject = f"[直接测试] Celery邮件测试 - {timezone.now().strftime('%H:%M:%S')}"
         body = f"""
@@ -547,7 +612,8 @@ def main():
             subject=subject,
             body=body,
             from_email=from_email,
-            to=[to_email] if isinstance(to_email, str) else to_email,
+            to=recipient_list,
+            connection=backend
         )
         sent = email.send(fail_silently=False)
 

test_email.py

@@ -21,19 +21,19 @@ def test_email_config():
         django.setup()
 
         from django.conf import settings
-        from django.core.mail import get_connection
-        from email.mime.text import MIMEText
-        from email.mime.multipart import MIMEMultipart
+        from core.models import SystemConfig
+
+        # 从数据库获取系统配置
+        config = SystemConfig.get_config()
 
         # 检查邮件配置
         email_config = {
-            'EMAIL_BACKEND': getattr(settings, 'EMAIL_BACKEND', None),
-            'EMAIL_HOST': getattr(settings, 'EMAIL_HOST', None),
-            'EMAIL_PORT': getattr(settings, 'EMAIL_PORT', None),
-            'EMAIL_USE_TLS': getattr(settings, 'EMAIL_USE_TLS', None),
-            'EMAIL_USE_SSL': getattr(settings, 'EMAIL_USE_SSL', None),
-            'EMAIL_HOST_USER': getattr(settings, 'EMAIL_HOST_USER', None),
-            'EMAIL_HOST_PASSWORD': '***' if getattr(settings, 'EMAIL_HOST_PASSWORD', None) else None,
+            'smtp_server': config.smtp_server,
+            'smtp_port': config.smtp_port,
+            'smtp_username': config.smtp_username,
+            'smtp_password': '***' if config.smtp_password else None,
+            'recipient_email': config.recipient_email,
+            'send_time': config.send_time,
         }
 
         logger.info("邮件配置信息:")
@@ -44,16 +44,19 @@ def test_email_config():
                 logger.info(f"  {key}: {value}")
 
         # 验证必要配置
-        required_configs = ['EMAIL_HOST', 'EMAIL_PORT', 'EMAIL_HOST_USER']
-        missing_configs = [cfg for cfg in required_configs if not getattr(settings, cfg, None)]
+        required_configs = ['smtp_server', 'smtp_port', 'smtp_username', 'smtp_password']
+        missing_configs = []
+        for cfg in required_configs:
+            if not getattr(config, cfg, None):
+                missing_configs.append(cfg)
 
         if missing_configs:
             logger.error(f"缺少必要的邮件配置: {', '.join(missing_configs)}")
-            logger.info("请在系统配置页面或settings.py中配置以下参数:")
-            logger.info("  - EMAIL_HOST: SMTP服务器地址")
-            logger.info("  - EMAIL_PORT: SMTP端口（通常是587或465）")
-            logger.info("  - EMAIL_HOST_USER: 发件邮箱")
-            logger.info("  - EMAIL_HOST_PASSWORD: 发件邮箱密码")
+            logger.info("请在系统配置页面配置以下参数:")
+            logger.info("  - SMTP服务器: SMTP服务器地址")
+            logger.info("  - SMTP端口: SMTP端口（通常是587或465）")
+            logger.info("  - SMTP用户名: 发件邮箱")
+            logger.info("  - SMTP密码: 发件邮箱密码")
             return False
 
         logger.success("邮件配置测试通过！")
@@ -73,17 +76,17 @@ def test_smtp_connection():
         import django
         django.setup()
 
-        from django.conf import settings
-        from django.core.mail import get_connection
         from django.core.mail.backends.smtp import EmailBackend
+        from core.models import SystemConfig
 
-        # 获取SMTP配置
-        host = getattr(settings, 'EMAIL_HOST', 'localhost')
-        port = getattr(settings, 'EMAIL_PORT', 587)
-        username = getattr(settings, 'EMAIL_HOST_USER', '')
-        password = getattr(settings, 'EMAIL_HOST_PASSWORD', '')
-        use_tls = getattr(settings, 'EMAIL_USE_TLS', True)
-        use_ssl = getattr(settings, 'EMAIL_USE_SSL', False)
+        # 从数据库获取SMTP配置
+        config = SystemConfig.get_config()
+        host = config.smtp_server or 'localhost'
+        port = config.smtp_port or 587
+        username = config.smtp_username or ''
+        password = config.smtp_password or ''
+        use_tls = True  # 默认使用TLS
+        use_ssl = False  # 默认不使用SSL
         timeout = 10  # 连接超时时间
 
         logger.info(f"连接SMTP服务器: {host}:{port}")
@@ -183,29 +186,28 @@ def test_send_simple_email():
         import django
         django.setup()
 
-        from django.conf import settings
         from django.core.mail import EmailMessage
         from django.utils import timezone
+        from core.models import SystemConfig
+        from django.core.mail.backends.smtp import EmailBackend
 
-        # 获取配置
-        from_email = getattr(settings, 'EMAIL_HOST_USER', None)
+        # 从数据库获取配置
+        config = SystemConfig.get_config()
+        from_email = config.smtp_username or None
         if not from_email:
-            logger.error("未配置发件邮箱 (EMAIL_HOST_USER)")
+            logger.error("未配置发件邮箱 (smtp_username)")
             return False
 
         # 获取收件人（如果没有配置，使用发件人自己）
-        to_email = getattr(settings, 'EMAIL_HOST_USER', from_email)
-        if isinstance(to_email, list):
-            recipient_list = to_email
-        else:
+        to_email = config.recipient_email or from_email
         recipient_list = [to_email]
 
         # 获取SMTP配置
-        host = getattr(settings, 'EMAIL_HOST', 'localhost')
-        port = getattr(settings, 'EMAIL_PORT', 587)
-        username = getattr(settings, 'EMAIL_HOST_USER', '')
-        password = getattr(settings, 'EMAIL_HOST_PASSWORD', '')
-        use_tls = getattr(settings, 'EMAIL_USE_TLS', True)
+        host = config.smtp_server or 'localhost'
+        port = config.smtp_port or 587
+        username = config.smtp_username or ''
+        password = config.smtp_password or ''
+        use_tls = True  # 默认使用TLS
 
         # 创建测试邮件
         subject = f"家庭日报系统测试邮件 - {timezone.now().strftime('%Y-%m-%d %H:%M:%S')}"
@@ -228,12 +230,23 @@ def test_send_simple_email():
         logger.info(f"  收件人: {recipient_list}")
         logger.info(f"  主题: {subject}")
 
+        # 创建邮件后端
+        backend = EmailBackend(
+            host=host,
+            port=port,
+            username=username,
+            password=password,
+            use_tls=use_tls,
+            fail_silently=False
+        )
+
         # 创建邮件
         email = EmailMessage(
             subject=subject,
             body=body,
             from_email=from_email,
             to=recipient_list,
+            connection=backend
         )
         email.content_subtype = 'plain'
         email.encoding = 'utf-8'
@@ -279,19 +292,28 @@ def test_send_html_email_with_attachment():
         import django
         django.setup()
 
-        from django.conf import settings
         from django.core.mail import EmailMessage
-        from django.template.loader import render_to_string
         from django.utils import timezone
+        from core.models import SystemConfig
+        from django.core.mail.backends.smtp import EmailBackend
 
-        # 获取配置
-        from_email = getattr(settings, 'EMAIL_HOST_USER', None)
-        to_email = getattr(settings, 'EMAIL_HOST_USER', from_email)
-        if isinstance(to_email, list):
-            recipient_list = to_email
-        else:
+        # 从数据库获取配置
+        config = SystemConfig.get_config()
+        from_email = config.smtp_username or None
+        if not from_email:
+            logger.error("未配置发件邮箱")
+            return False
+
+        to_email = config.recipient_email or from_email
         recipient_list = [to_email]
 
+        # 获取SMTP配置
+        host = config.smtp_server or 'localhost'
+        port = config.smtp_port or 587
+        username = config.smtp_username or ''
+        password = config.smtp_password or ''
+        use_tls = True  # 默认使用TLS
+
         # 创建HTML内容
         html_content = f"""
 <!DOCTYPE html>
@@ -328,12 +350,23 @@ def test_send_html_email_with_attachment():
 
         subject = f"家庭日报系统 HTML测试邮件 - {timezone.now().strftime('%Y-%m-%d')}"
 
+        # 创建邮件后端
+        backend = EmailBackend(
+            host=host,
+            port=port,
+            username=username,
+            password=password,
+            use_tls=use_tls,
+            fail_silently=False
+        )
+
         # 创建邮件
         email = EmailMessage(
             subject=subject,
             body=html_content,
             from_email=from_email,
             to=recipient_list,
+            connection=backend
         )
         email.content_subtype = 'html'
         email.encoding = 'utf-8'
@@ -369,19 +402,39 @@ def test_email_performance():
         import django
         django.setup()
 
-        from django.conf import settings
         from django.core.mail import EmailMessage
         from django.utils import timezone
+        from core.models import SystemConfig
+        from django.core.mail.backends.smtp import EmailBackend
         import time
 
-        # 获取配置
-        from_email = getattr(settings, 'EMAIL_HOST_USER', None)
-        to_email = getattr(settings, 'EMAIL_HOST_USER', from_email)
-        if isinstance(to_email, list):
-            recipient_list = to_email
-        else:
+        # 从数据库获取配置
+        config = SystemConfig.get_config()
+        from_email = config.smtp_username or None
+        if not from_email:
+            logger.error("未配置发件邮箱")
+            return False
+
+        to_email = config.recipient_email or from_email
         recipient_list = [to_email]
 
+        # 获取SMTP配置
+        host = config.smtp_server or 'localhost'
+        port = config.smtp_port or 587
+        username = config.smtp_username or ''
+        password = config.smtp_password or ''
+        use_tls = True  # 默认使用TLS
+
+        # 创建邮件后端
+        backend = EmailBackend(
+            host=host,
+            port=port,
+            username=username,
+            password=password,
+            use_tls=use_tls,
+            fail_silently=False
+        )
+
         # 性能测试
         test_count = 3
         times = []
@@ -395,6 +448,7 @@ def test_email_performance():
                 body=body,
                 from_email=from_email,
                 to=recipient_list,
+                connection=backend
             )
 
             start_time = time.time()