Django flup lighttpd 環境下使用 FastCGI 和 WSGI

基本的架構以下:python

  • Django 使用 flup 提供一個 WSGI 接口的服務
  • lighttpd 使用 FastCGI 來訪問 flup 提供的 WSGI 接口,而後在 http 層面爲訪問者服務
  • http-lighttpd-FastCGI-WSGI-flup-Django

須要安裝的程序有:數據庫

  • python, django
  • flup 一個 WSGI的實現
  • lighttpd

目錄部署結構django

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/home
....+/yourWebName
........+yourWebName.pid
........+yourWebName.sock
........+/yourDjangoName
............+settingsYourWebName.py #適用於正式部署的網站的配置文件,通常狀況下是先 import settings.py 而後在根據網站實際部署狀況修改其中的配置。如數據庫環境等等
............+yourWebName.fcgi
........+/lighttpd
............+11-simple-vhost-yourWebName.conf
........+/scripts
............+StartFastCGI.sh
............+RestartFastCGI.sh
 
其中:
yourWebName 是給網站定義的名稱
yourDjangoName 是 Django 項目的名稱
/home/yourWebName 是將網站項目的根目錄,與之相關的都放在這個目錄下面
/home/yourWebName/yourDjangoName 是網站所用到的 Django 系統的項目根目錄

lighttpd 配置文件 /etc/lighttpd/conf-enabled/11-simple-vhost-yourWebName.confbash

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$HTTP["host"] == "www.yourWebName.com" {
     server.document-root = "/home/yourWebName/yourDjangoName/"
     fastcgi.server = (
         "/yourWebName.fcgi" => (
             "main" => (
                 "socket" => "/home/yourWebName/yourWebName.sock",
                 "check-local" => "disable",
             )
         ),
     )
 
     alias.url = (
         "/media" => "/home/user/django/contrib/admin/media",
         "/static" => "/home/yourWebName/yourDjangoName/static",
     )
 
     url.rewrite-once = (
         "^(/media.*)$" => "$1",
         "^(/static.*)$" => "$1",
         "^/favicon\.ico$" => "/static/favicon.ico",
         "^(/.*)$" => "/yourWebName.fcgi$1",
     )
 
     accesslog.filename = "/var/log/lighttpd/www.yourWebName.com.access.log"
}

Django FastCGI 配置文件 yourWebName.fcgi架構

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#!/usr/bin/python
import sys, os
 
# Add a custom Python path.
#sys.path.insert(0, "/home/user/python")
 
# Switch to the directory of your project. (Optional.)
# os.chdir("/home/user/myproject")
 
# Set the DJANGO_SETTINGS_MODULE environment variable.
os.environ[ 'DJANGO_SETTINGS_MODULE' ] = "yourDjangoName.settingsYourWebName"
 
from django.core.servers.fastcgi import runfastcgi
runfastcgi(method = "threaded" , daemonize = "false" )

啓動 Django 服務腳本 StartFastCGI.shsocket

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#!/bin/bash
 
# Replace these four settings.
PROJDIR= "/home/yourWebName"
DJANDIR= "/yourWebName/yourDjangoName"
PIDFILE= "$PROJDIR/yourWebName.pid"
SOCKET= "$PROJDIR/yourWebName.sock"
 
# start program
cd $DJANDIR
python manage.py runfcgi method=threaded socket=$SOCKET pidfile=$PIDFILE --settings=yourDjangoName.settingsYourWebName
chmod 777 $SOCKET

重啓 Django 服務的腳本 RestartFastCGI.sh網站

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#!/bin/bash
 
# Replace these three settings.
PROJDIR= "/yourWebName"
PIDFILE= "$PROJDIR/yourWebName.pid"
SOCKET= "$PROJDIR/yourWebName.sock"
 
# kill program and remove pidfile #殺死舊的進程
cd $PROJDIR
if [ -f $PIDFILE ]; then
     kill ` cat -- $PIDFILE`
     rm -f -- $PIDFILE
fi
 
# upgrade program #更新代碼
cd $PROJDIR
hg pull
hg update
 
# start program #重啓 Django 服務
$PROJDIR /scripts/StartFastCGI .sh

settingsYourWebName.pyurl

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#避免在 lighttp-fastcgi 環境下 {% url %} 被加上 yourWebName.fcgi 的 url 前綴
FORCE_SCRIPT_NAME = ''

注:spa

  • 若是隻是修改了網站的代碼,只須要重啓 Django 服務便可
  • 當 lighttpd 相關的配置文件發生了變化才須要重啓 lighttpd
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