Zag*_*xiy 9 python apache django mod-wsgi python-3.x
几天前,我决定将 python 从 2.7 版更新到 3.7 版。这是我目前的设置:
Ubuntu 16.04
Python 3.7.7
Django 3.0.6
Apache/2.4.18
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使用命令python -m venv --system-site-packages /var/www/path/to/myenv我创建了虚拟环境,在激活这个环境后我创建了一个新项目。环境/var/www/path/to/myenv路径如下所示,项目路径如下所示/var/www/path/to/myenv/myproject。配置myproject.conf看起来像这样:
<VirtualHost *:80>
ServerName myproject.com
ServerAlias www.myproject.com
WSGIDaemonProcess myproject processes=2 threads=15 display-name=%{GROUP} python-home=/var/www/path/to/myenv python-path=/var/www/path/to/myenv/myproject
WSGIProcessGroup candyhand
WSGIScriptAlias / /var/www/path/to/myenv/myproject/myproject/wsgi.py
<Directory /var/www/path/to/myenv/myproject/myproject/>
<Files wsgi.py>
Require all granted
</Files>
</Directory>
<Directory /var/www/path/to/myenv/myproject/>
Require all granted
</Directory>
CustomLog /var/www/path/to/myenv/myproject/logs/apache_access.log combined
ErrorLog /var/www/path/to/myenv/myproject/logs/apache_error.log
Alias /static/ /var/www/path/to/myenv/myproject/static/
<Directory /var/www/path/to/myenv/myproject/>
Options Indexes MultiViews FollowSymLinks
AllowOverride None
Require all granted
</Directory>
Alias /media/ /var/www/path/to/myenv/myproject/media/
<Directory /var/www/path/to/myenv/myproject/>
Options Indexes MultiViews FollowSymLinks
AllowOverride None
Require all granted
</Directory>
</VirtualHost>
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但是我从 apache 服务器收到错误 500。这是apache服务器的日志:
mod_wsgi (pid=9495): Target WSGI script '/var/www/path/to/myenv/myproject/myproject/wsgi.py' cannot be loaded as Python module.
[Wed May 20 16:25:08.145621 2020] [wsgi:error] [pid 9495] mod_wsgi (pid=9495): Exception occurred processing WSGI script '/var/www/path/to/myenv/myproject/myproject/wsgi.py'.
[Wed May 20 16:25:08.145788 2020] [wsgi:error] [pid 9495] Traceback (most recent call last):
[Wed May 20 16:25:08.145864 2020] [wsgi:error] [pid 9495] File "/var/www/path/to/myenv/myproject/myproject/wsgi.py", line 12, in <module>
[Wed May 20 16:25:08.145885 2020] [wsgi:error] [pid 9495] from django.core.wsgi import get_wsgi_application
[Wed May 20 16:25:08.145945 2020] [wsgi:error] [pid 9495] ImportError: No module named 'django'
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我VirtualHost根据这个文档进行了配置,但也许我在某处犯了错误,谢谢您的建议。
PS
python manage.py runserver命令运行良好
该问题很可能python -m venv不会在您的 virtualenv 中生成 activate_this.py,请查看文档https://modwsgi.readthedocs.io/en/develop/user-guides/virtual-environments.html#daemon -模式多应用程序
“当需要从 WSGI 脚本文件中激活 Python 虚拟环境时,最好使用 virtualenv 或 virtualenvwrapper 来创建 Python 虚拟环境。这是因为它们都提供 activate_this.py 脚本文件完成设置 sys.path 的所有工作。当您在 Python 3 中使用 pyvenv 或 python -m venv 时,不会提供此类激活脚本。
编辑
刚刚发现 mod_wsgi v4.6.1 似乎可以python -m venv正确处理创建的虚拟环境,但是 mod_wsgi 必须使用与 virtualenv 完全相同的 python 版本(mod_wsgi 不从 virtualenv 获取 python 解释器,只需检查 wsgi 中的 python 版本.py 以确保 mod_wsgi 使用正确的)。如果解释器版本错误,则必须在将全局 python 包更新到正确的版本号后重新安装 mod_wsgi。
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