背景
随着公司的子項目越來越多,會有大大小小十幾個工程(僅後端),按照原先的做法,每上線一個項目,那麼必須要有一個二級域名映射到對應的工程上,十個工程那麼就意味着需要有十個二級域名(還不包含測試環境,次生産環境等), 如此多的域名不僅僅是難于管理,更重要的是比較浪費資源 ,這個問題困擾了我很久,今天終于解決了這個問題,特此記錄一下采坑日記,本文不會講nginx中各個指令的原理,而是用實際的項目配置來練習nginx指令的用法并舉一反三。
事先準備
域名
假設域名為: http://www.dev.com
實驗環境
阿裡雲ECS + centos + Nginx + php-fpm
項目1
1.工程路徑: /data/wwwroot/project1/
2.通路路徑: http://www.dev.com/project1/
項目2
1.工程路徑: /data/wwwroot/project2/
2.通路路徑: http://www.dev.com/project2/
項目3
1.工程路徑: /data/wwwroot/project3/
2.通路路徑: http://www.dev.com/project3/
涉及的知識點
- Nginx的location指令,用法可以參考: https://www.cnblogs.com/coder...
- Nginx的alias指令,用法可以參考: https://www.jianshu.com/p/4be...
實作步驟
為了實作以上的通路形式,我們需要用到nginx裡面的location指令和alias指令,配置如下
location ^~ /${PROJECT}/ {
alias {$PATH};
try_files $uri $uri/ @${PROJECT};location ~ \.php$ {
fastcgi_pass unix:/dev/shm/php-cgi.sock;
fastcgi_index index.php;
fastcgi_param SCRIPT_FILENAME $request_filename;
include fastcgi_params;
}
}location @${PROJECT}{
rewrite /${PROJECT}/(.*)$ /${PROJECT}/index.php?/$1 last;
}
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說明: 上面的這個配置中的${PROJECT}和{$PATH}都是屬于在實際過程中需要替換的部分,其中${PROJECT}為url需要通路的path部分,如project1,{$PATH}則代表的是項目的真實通路路徑,如/data/wwwroot/project1,以 http://www.dev.com/project1 通路為例,那麼對應的Nginx的配置是這樣子的
location ^~ /project1/ {
alias /data/wwwroot/project1/public;
try_files $uri $uri/ @project1;location ~ \.php$ {
fastcgi_pass unix:/dev/shm/php-cgi.sock;
fastcgi_index index.php;
fastcgi_param SCRIPT_FILENAME $request_filename;
include fastcgi_params;
}
}location @project1{
rewrite /project1/(.*)$ /project1/index.php?/$1 last;
}
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對于project2和project3的配置隻需要按照上面的配置模闆依葫蘆畫瓢就可以了,最後完整nginx配置如下
server {
listen 80;
server_name http://www.dev.com;
access_log /data/wwwlogs/nginx/access_log/www.dev.com_nginx.log combined;
error_log /data/wwwlogs/nginx/error_log/www.dev.com_errr_log;
index index.html index.htm index.php;# project1開始的配置
location ^~ /project1/ {
alias /data/wwwroot/project1/public;
try_files $uri $uri/ @project1;
location ~ \.php$ {
fastcgi_pass unix:/dev/shm/php-cgi.sock;
fastcgi_index index.php;
fastcgi_param SCRIPT_FILENAME $request_filename;
include fastcgi_params;
}
}
location @project1{
rewrite /project1/(.*)$ /project1/index.php?/$1 last;
}
# project2開始的配置
location ^~ /project2/ {
alias /data/wwwroot/project2/public;
try_files $uri $uri/ @project2;
location ~ \.php$ {
fastcgi_pass unix:/dev/shm/php-cgi.sock;
fastcgi_index index.php;
fastcgi_param SCRIPT_FILENAME $request_filename;
include fastcgi_params;
}
}
location @project2{
rewrite /project2/(.*)$ /project2/index.php?/$1 last;
}
# project2開始的配置
location ^~ /project3/ {
alias /data/wwwroot/project3/public;
try_files $uri $uri/ @project3;
location ~ \.php$ {
fastcgi_pass unix:/dev/shm/php-cgi.sock;
fastcgi_index index.php;
fastcgi_param SCRIPT_FILENAME $request_filename;
include fastcgi_params;
}
}
location @project3{
rewrite /project3/(.*)$ /project3/index.php?/$1 last;
}
# 解析所有的.php
location ~ \.php$ {
fastcgi_pass unix:/dev/shm/php-cgi.sock;
fastcgi_index index.php;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
#fastcgi_param SCRIPT_FILENAME $request_filename;
include fastcgi_params;
}
#圖檔、視訊的的連結,此處是做緩存 ,緩存30天,不寫入通路日志
location ~ .*\.(gif|jpg|jpeg|png|bmp|swf|flv|mp4|ico)$ {
expires 30d;
access_log off;
}
#js css檔案的配置,此處是做緩存 ,緩存7天,不寫入通路日志
location ~ .*\.(js|css)?$ {
expires 7d;
access_log off;
}location ~ /\.ht {
deny all;
}
}
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