Nginx部署
Nginx是一款輕量級的Web
服務器/反向代理服務器及電子郵件(IMAP/POP3)
代理服務器。其特點是占有內存少,并發能力強。可以做為EasySwoole
的前置服務器,實現負載均衡等。
Dockerfile
FROM centos:8
RUN yum install -y nginx
VOLUME ["/data"]
RUN echo " \
user nginx; \
worker_processes auto; \
error_log /var/log/nginx/error.log; \
pid /run/nginx.pid; \
include /usr/share/nginx/modules/*.conf; \
events { \
worker_connections 1024; \
} \
http { \
sendfile on; \
tcp_nopush on; \
tcp_nodelay on; \
keepalive_timeout 65; \
types_hash_max_size 2048; \
include /etc/nginx/mime.types; \
default_type application/octet-stream; \
include /etc/nginx/conf.d/*.conf; \
include /data/*.conf; \
} " > /etc/nginx/nginx.conf
WORKDIR /hello
RUN cd /hello && echo "hello world" > index.html
RUN echo " \
server { \
listen 80; \
server_name _; \
location / { \
root /hello; \
} \
} " > /etc/nginx/conf.d/hello.conf
EXPOSE 80
EXPOSE 443
Docker使用
docker pull easyswoole/nginx
# 啟動容器
docker run --privileged -tid -p 80:80 -p 443:443 easyswoole/nginx /usr/sbin/init
# 進入容器
docker exec -ti {CONTAINER ID} bash
# 檢查配置文件語法
nginx -t
# 啟動nginx
nginx
# 停止nginx
nginx -s stop
可以自己啟動的時候-v掛載配置文件目錄到/data ,并可以根據實際情況再-v掛載一個目錄用于存放靜態文件
http代理
# 配置EasySwoole節點 至少需要一個
upstream easyswoole {
server 127.0.0.1:9501;
server 127.0.0.1:9502;
server 127.0.0.1:9503;
}
server {
# nginx所監聽端口
listen 80;
# 域名
server_name proxy.easyswoole.com;
location / {
# 將客戶端host及ip信息轉發到對應節點
proxy_set_header Host $http_host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
# 轉發Cookie,設置 SameSite
proxy_cookie_path / "/;";
# 代理訪問真實服務器
proxy_pass http://easyswoole;
}
}
websocket代理
# 配置EasySwoole節點 至少需要一個
upstream easyswoole {
# 將負載均衡模式設置為IP hash,作用:不同的客戶端每次請求都會與同一節點進行交互。
ip_hash;
server 127.0.0.1:9501;
server 127.0.0.1:9502;
server 127.0.0.1:9503;
}
server {
listen 80;
server_name websocket.easyswoole.com;
location / {
# websocket的header
proxy_http_version 1.1;
# 升級http1.1到websocket協議
proxy_set_header Upgrade websocket;
proxy_set_header Connection "Upgrade";
# 將客戶端host及ip信息轉發到對應節點
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header Host $http_host;
proxy_pass_request_body on;
proxy_pass_request_headers on;
# 客戶端與服務端60s之內無交互,將自動斷開連接。
proxy_read_timeout 60s ;
# 代理訪問真實服務器
proxy_pass http://easyswoole;
}
}
注意: 當配置了 升級 http1.1 到 websocket協議,如 proxy_set_header Upgrade websocket; proxy_set_header Connection "Upgrade";
上述配置強制兼容 WebSocket
的時候。非表單類數據,將無法代理給上游服務器。