Docker 容器配置 Nginx 负载均衡示例

冷不防 2023-07-18 03:21 48阅读 0赞

# **\# Docker 容器配置 Nginx 负载均衡示例：** #

**\# 创建 3 个Nginx容器服务：容器命名分别为：**

<table> 
 <tbody> 
 <tr> 
 <td style="width:125px;">容器命名</td> 
 <td style="width:93px;">ip分配</td> 
 <td style="width:47px;">端口</td> 
 <td style="width:232px;">目录映射</td> 
 <td style="width:193px;">配置文件</td> 
 <td style="width:83px;">角色</td> 
 </tr> 
 <tr> 
 <td style="width:125px;">hengda-nginx</td> 
 <td style="width:93px;">172.10.0.2</td> 
 <td style="width:47px;">80</td> 
 <td style="width:232px;">~/nginx/conf.d:/etc/nginx/conf.d</td> 
 <td style="width:193px;">nginx-default.conf</td> 
 <td style="width:83px;">入口</td> 
 </tr> 
 <tr> 
 <td style="width:125px;">hengda-nginx2</td> 
 <td style="width:93px;">172.10.0.3</td> 
 <td style="width:47px;">80</td> 
 <td style="width:232px;">~/nginx/conf2.d:/etc/nginx/conf.d</td> 
 <td style="width:193px;">nginx-default.conf</td> 
 <td style="width:83px;">负载1</td> 
 </tr> 
 <tr> 
 <td style="width:125px;">hengda-nginx3</td> 
 <td style="width:93px;">172.10.0.4</td> 
 <td style="width:47px;">80</td> 
 <td style="width:232px;">~/nginx/conf2.d:/etc/nginx/conf.d</td> 
 <td style="width:193px;">nginx-default.conf</td> 
 <td style="width:83px;">负载2</td> 
 </tr> 
 </tbody> 
</table>

**\# 配置Nginx负载均衡入口服务：~/nginx/conf.d/nginx-default.conf**

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 <td> upstream upstream_name{ &nbsp; &nbsp; server 172.10.0.3:80 weight=10; &nbsp; &nbsp; #server 172.17.0.4:80 weight=20; } &nbsp; server { &nbsp; &nbsp; listen &nbsp; &nbsp; &nbsp; 80; &nbsp; &nbsp; #server_name &nbsp;localhost; &nbsp; &nbsp; server_name &nbsp;upstream_name; &nbsp; &nbsp; location / { &nbsp; &nbsp; &nbsp; &nbsp; proxy_pass http://upstream_name; &nbsp; &nbsp; &nbsp; &nbsp; proxy_set_header Host $host; &nbsp; &nbsp; &nbsp; &nbsp; proxy_set_header X-Real-IP $remote_addr; &nbsp; &nbsp; &nbsp; &nbsp; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; &nbsp; &nbsp; } } </td> 
 </tr> 
 </tbody> 
</table>

**\# 配置Nginx负载均衡服务 负载1：~/nginx/conf2.d/nginx-default.conf**

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 <td> # 站点1 server { &nbsp; &nbsp; listen &nbsp; &nbsp; &nbsp; 80; &nbsp; &nbsp; server_name &nbsp;localhost; &nbsp; &nbsp; location / { &nbsp; &nbsp; &nbsp; &nbsp; root &nbsp; /usr/share/nginx/html/laravel/public; &nbsp; &nbsp; &nbsp; &nbsp; index index.php index.html index.htm server.php; &nbsp;&nbsp; &nbsp;#开启后忽略入口文件 &nbsp;&nbsp; &nbsp;if (!-e $request_filename) { &nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;rewrite &nbsp;^(.*)$ &nbsp;/index.php$1 &nbsp;last; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;break; &nbsp;&nbsp; &nbsp;} &nbsp; &nbsp; } &nbsp; &nbsp; error_page &nbsp; 500 502 503 504 &nbsp;/50x.html; &nbsp; &nbsp; location = /50x.html { &nbsp; &nbsp; &nbsp; &nbsp; root &nbsp; /usr/share/nginx/html/laravel/public; &nbsp; &nbsp; } &nbsp; &nbsp; location ~ \.php(.*)$ { # 这里使用 我的php服务容器1 &nbsp;&nbsp; &nbsp;fastcgi_pass&nbsp;&nbsp; &nbsp;172.17.1:9001; &nbsp; &nbsp; &nbsp; &nbsp; fastcgi_index &nbsp;index.php; &nbsp; &nbsp; &nbsp; &nbsp; fastcgi_param &nbsp;SCRIPT_FILENAME &nbsp;/www/laravel/public/$fastcgi_script_name; &nbsp; &nbsp; &nbsp; &nbsp; include &nbsp; &nbsp; &nbsp; &nbsp;fastcgi_params; &nbsp; &nbsp; } } #站点2 server { &nbsp; &nbsp; listen &nbsp; &nbsp; &nbsp; 80; &nbsp; &nbsp; server_name &nbsp;deepin-blog.com www.deepin-blog.com; &nbsp; &nbsp; location / { &nbsp; &nbsp; &nbsp; &nbsp; root &nbsp; /usr/share/nginx/html/www_test/blog/public; &nbsp; &nbsp; &nbsp; &nbsp; index index.php index.html index.htm server.php; &nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;#开启后忽略入口文件 &nbsp;&nbsp; &nbsp;if (!-e $request_filename) { &nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;rewrite &nbsp;^(.*)$ &nbsp;/index.php$1 &nbsp;last; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;break; &nbsp;&nbsp; &nbsp;} &nbsp; &nbsp; } &nbsp; &nbsp; error_page &nbsp; 500 502 503 504 &nbsp;/50x.html; &nbsp; &nbsp; location = /50x.html { &nbsp; &nbsp; &nbsp; &nbsp; root &nbsp; /usr/share/nginx/html/www_test/blog/public; &nbsp; &nbsp; } &nbsp; &nbsp; location ~ \.php(.*)$ { &nbsp; &nbsp; # 这里使用 我的php服务容器1 &nbsp;&nbsp; &nbsp;fastcgi_pass&nbsp;&nbsp; &nbsp;172.17.1:9001; &nbsp; &nbsp; &nbsp; &nbsp; fastcgi_index &nbsp;index.php; &nbsp; &nbsp; &nbsp; &nbsp; fastcgi_param &nbsp;SCRIPT_FILENAME &nbsp;/www/www_test/blog/public/$fastcgi_script_name; &nbsp; &nbsp; &nbsp; &nbsp; include &nbsp; &nbsp; &nbsp; &nbsp;fastcgi_params; &nbsp; &nbsp; } } </td> 
 </tr> 
 <tr> 
 <td>&nbsp;</td> 
 </tr> 
 </tbody> 
</table>

**\# 配置Nginx负载均衡服务 负载2：~/nginx/conf3.d/nginx-default.conf**

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 <td> # 站点1 server { &nbsp; &nbsp; listen &nbsp; &nbsp; &nbsp; 80; &nbsp; &nbsp; server_name &nbsp;localhost; &nbsp; &nbsp; location / { &nbsp; &nbsp; &nbsp; &nbsp; root &nbsp; /usr/share/nginx/html/laravel/public; &nbsp; &nbsp; &nbsp; &nbsp; index index.php index.html index.htm server.php; &nbsp;&nbsp; &nbsp;#开启后忽略入口文件 &nbsp;&nbsp; &nbsp;if (!-e $request_filename) { &nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;rewrite &nbsp;^(.*)$ &nbsp;/index.php$1 &nbsp;last; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;break; &nbsp;&nbsp; &nbsp;} &nbsp; &nbsp; } &nbsp; &nbsp; error_page &nbsp; 500 502 503 504 &nbsp;/50x.html; &nbsp; &nbsp; location = /50x.html { &nbsp; &nbsp; &nbsp; &nbsp; root &nbsp; /usr/share/nginx/html/laravel/public; &nbsp; &nbsp; } &nbsp; &nbsp; location ~ \.php(.*)$ { # 这里使用我的php容器2作为php解释器 &nbsp;&nbsp; &nbsp;fastcgi_pass&nbsp;&nbsp; &nbsp;172.17.1:9002; &nbsp; &nbsp; &nbsp; &nbsp; fastcgi_index &nbsp;index.php; &nbsp; &nbsp; &nbsp; &nbsp; fastcgi_param &nbsp;SCRIPT_FILENAME &nbsp;/www/laravel/public/$fastcgi_script_name; &nbsp; &nbsp; &nbsp; &nbsp; include &nbsp; &nbsp; &nbsp; &nbsp;fastcgi_params; &nbsp; &nbsp; } } #站点2 server { &nbsp; &nbsp; listen &nbsp; &nbsp; &nbsp; 80; # 这里deepin-blog.com是我本地站点绑定的域名，&nbsp;我已在localhost里做过解析记录到127.0.0.1了 &nbsp; &nbsp; server_name &nbsp;deepin-blog.com www.deepin-blog.com; &nbsp; &nbsp; location / { &nbsp; &nbsp; &nbsp; &nbsp; root &nbsp; /usr/share/nginx/html/www_test/blog/public; &nbsp; &nbsp; &nbsp; &nbsp; index index.php index.html index.htm server.php; &nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;#开启后忽略入口文件 &nbsp;&nbsp; &nbsp;if (!-e $request_filename) { &nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;rewrite &nbsp;^(.*)$ &nbsp;/index.php$1 &nbsp;last; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;break; &nbsp;&nbsp; &nbsp;} &nbsp; &nbsp; } &nbsp; &nbsp; error_page &nbsp; 500 502 503 504 &nbsp;/50x.html; &nbsp; &nbsp; location = /50x.html { &nbsp; &nbsp; &nbsp; &nbsp; root &nbsp; /usr/share/nginx/html/www_test/blog/public; &nbsp; &nbsp; } &nbsp; &nbsp; location ~ \.php(.*)$ { &nbsp; &nbsp;# 这里使用我的php容器2作为php解释器 &nbsp;&nbsp; &nbsp;fastcgi_pass&nbsp;&nbsp; &nbsp;172.17.1:9002; &nbsp; &nbsp; &nbsp; &nbsp; fastcgi_index &nbsp;index.php; &nbsp; &nbsp; &nbsp; &nbsp; fastcgi_param &nbsp;SCRIPT_FILENAME &nbsp;/www/www_test/blog/public/$fastcgi_script_name; &nbsp; &nbsp; &nbsp; &nbsp; include &nbsp; &nbsp; &nbsp; &nbsp;fastcgi_params; &nbsp; &nbsp; } } &nbsp; </td> 
 </tr> 
 <tr> 
 <td>&nbsp;</td> 
 </tr> 
 </tbody> 
</table>

**\# 启动 这些 nginx 和 php 服务器后，即可访问测试：**

1.浏览器访问测试访问站点1：http://localhost

2.浏览器访问测试范文站点2：http://deepin-blog.com

**\# 其他可参考地址：**

1. nginx负载均衡：https : // www . cnblogs . com /lave/p/10477375.html

2. Nginx完成 weight负载均衡：https : // blog . csdn . net /qq\_43154385/article/details/102722322

3.Docker Nginx 负载均衡配置：https : // blog . csdn . net /jc0803kevin/article/details/88847159

4.docker network基础：https : // www . cnblogs . com /jsonhc/p/7823286.html

5.在docker中部署nginx集群：https : // blog . csdn . net /qq\_42346414/article/details/89386952