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  • 【Django】Apache上运行单个Django项目,mod_wsgi配置

    1 安装环境

    操作系统:Ubuntu 12.04 LTS 32 位(安装在VMware虚拟机中)

    python 版本: 

    Python 2.7.3

    Django版本  

    >>> django.VERSION
    (1, 6, 2, 'final', 0)

    mod_wsgi版本

     mod_wsgi3.x

     apache版本及查看命令

    x@x:~/program$ /usr/sbin/apachectl -v    (版本查看命令)
    /usr/sbin/apachectl: 87: ulimit: error setting limit (Operation not permitted)
    Server version: Apache/2.2.22 (Ubuntu)
    Server built:   Mar 19 2014 21:10:40

    2 安装过程

    安装apache2 

    sudo apt-get install apache2

    安装mod_wsgi

    sudo apt-get install libapache2-mod-wsgi

    配置工作

    ···新建Django项目

    切换到工作目录(可自己定义别的)

    cd /home/x/program/django/

    在这儿个目录下创建Django项目

    django-admin.py startproject mywork

    项目的目录是(Django1.6 项目新建后,会有两层以项目名为名字的目录)

    x@x:~/program/django$ cd mywork/
    x@x:~/program/django/mywork$ tree
    .
    ├── apache    (刚创建是没有,自己后来新建)
    │   └── django.wsgi    (一会自己创建)
    ├── manage.py
    ├── mywork
    │   ├── __init__.py
    │   ├── settings.py
    │   ├── urls.py
    │   └── wsgi.py
    └── static    (一会儿自己创建)

    ···配置apache2

    ① 修改httpd.conf 配置文件

    sudo vim /etc/apache2/httpd.conf

    添加以下代码

    #user defined configuration
    
    #加载mod_wsgi模块
    #LoadModule wsgi_module modules/mod_wsgi.so (这句不用加,若加上,系统会提示自动加载)
    WSGIScriptAlias / /home/x/program/django/mywork/apache/django.wsgi
    <Directory /home/x/program/django/mywork/ >
         Order deny,allow
         Allow from all
    </Directory>
    
    Alias /static/ /home/x/program/django/mywork/static/
    
    <Directory /home/x/program/django/mywork/static>
        Order deny,allow
        Allow from all
    </Directory>

    要注意文件路径,不要写错

    ②修改 envvars文件

    sudo vim /etc/apache2/envvars

    添加以下配置

    export LANGUAGE=zh_CN:zh
    export LANG=zh_CN.utf8

    ③ 在项目外层mywork目录下建立apache下新建django.wsgi(参考:上边新建Django项目中的目录结构,那个是已经新建好的结构)

    向文件 django.wsgi 中添加内容

    import os, sys
    sys.path.append('/home/x/program/django/mywork')
    
    os.environ['DJANGO_SETTINGS_MODULE'] = 'mywork.settings'
    os.environ['PYTHON_EGG_CACHE'] = '/tmp'
    
    import django.core.handlers.wsgi
    application = django.core.handlers.wsgi.WSGIHandler()
    #print >> sys.stderr, sys.path  

    要特别注意标绿的一行,不能写错,要不会报错:

    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1] mod_wsgi (pid=4524): Exception occurred processing WSGI script '/home/x/program/django/mywork/apache/django.wsgi'.
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1] Traceback (most recent call last):
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/wsgi.py", line 187, in __call__
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]     self.load_middleware()
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py", line 46, in load_middleware
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]     for middleware_path in settings.MIDDLEWARE_CLASSES:
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/conf/__init__.py", line 54, in __getattr__
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]     self._setup(name)
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/conf/__init__.py", line 49, in _setup
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]     self._wrapped = Settings(settings_module)
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/conf/__init__.py", line 132, in __init__
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1]     % (self.SETTINGS_MODULE, e)
    [Fri Apr 25 14:57:51 2014] [error] [client 127.0.0.1] ImportError: Could not import settings 'mywork.settings' (Is it on sys.path? Is there an import error in the settings file?): No module named mywork.settings

    提示找不到模块文件settings.py。这是因为在步骤③中:

    sys.path.append('/home/x/program/django/mywork')

    设置有误。参考文2

    ④ 在外层目录myword下 新建一个空的static文件(用来存放js css,目前是空的)

    完成以后的目录是:

    ── mywork
    │   ├── apache
    │   │   └── django.wsgi
    │   ├── manage.py
    │   ├── mywork
    │   │   ├── __init__.py
    │   │   ├── settings.py
    │   │   ├── urls.py
    │   │   └── wsgi.py
    │   └── static

    ⑤重启apache服务器

    sudo service apache2 restart

    ⑥在地址栏打开localhost即可

    说明配置成功。

    若发生错误,可能会出现以下界面

    这是要到Server的log中查看错误原因

    查看错误日志文件

    sudo vim /var/log/apache2/error.log

    部分错误信息如下,根据具体情况,到google查找解决办法

    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1] mod_wsgi (pid=6569): Exception occurred processing WSGI script '/home/x/program/django/mywork/apache/django.wsgi'.
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1] Traceback (most recent call last):
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/wsgi.py", line 187, in __call__
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]     self.load_middleware()
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py", line 46, in load_middleware
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]     for middleware_path in settings.MIDDLEWARE_CLASSES:
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/conf/__init__.py", line 54, in __getattr__
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]     self._setup(name)
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/conf/__init__.py", line 49, in _setup
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]     self._wrapped = Settings(settings_module)
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]   File "/usr/local/lib/python2.7/dist-packages/django/conf/__init__.py", line 132, in __init__
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1]     % (self.SETTINGS_MODULE, e)
    [Fri Apr 25 16:42:06 2014] [error] [client 127.0.0.1] ImportError: Could not import settings 'mywork.settings' (Is it on sys.path? Is there an import error in the settings file?): No module named mywork.settings

    3 参考文章

    ubuntu下django+apache2+mod_wsgi快速部署

    发生importError后参考这个文章

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  • 原文地址:https://www.cnblogs.com/codemyzen/p/3689145.html
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