1.13.4版本后自带ngx_http_mirror_module模块
复制线上真实流量，在不影响真实业务前提下，利用复制流量来做故障分析、性能定位、迁移评估等功能。具体功能包含：
支持或禁止post请求复制记录复制(镜像)日志mirror： 中文为镜像的意思，这里指流量复制的目的地。
upstream stutymirror { server 172.17.18.118:8101; } server { listen 443 ssl; server_name www.aaa.com; access_log /var/log/nginx/ent.access.log main; error_log /var/log/nginx/ent.error.log; #ssl on; ssl_certificate /data/cert/aaa.com.pem; ssl_certificate_key /data/cert/aaa.com.key; ssl_session_timeout 5m; ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE:ECDH:AES:HIGH:!NULL:!aNULL:!MD5:!ADH:!RC4; ssl_protocols TLSv1 TLSv1.1 TLSv1.2; ssl_prefer_server_ciphers on; client_max_body_size 10M; location ~* ^/wx/.*$ { proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header X-Forwarded-Proto $scheme; mirror /mirror1; #源站配置 mirror_request_body on; if ($request_uri ~ /wx/(.+)) { set $params $1; } proxy_pass http://172.17.18.88:7799/wx/$1; } # 镜像站点配置 location = /mirror1 { internal; proxy_pass http://stutymirror$request_uri; proxy_pass_request_body on; #proxy_set_header X-Original-URI $request_uri; } location / { proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header X-Forwarded-Proto $scheme; root /data/enterprise/; index index.html; try_files $uri $uri/ /index.html; } error_page 500 502 503 504 /50json.html; location = /50json.html { root /usr/share/nginx/html; } }不允许post请求
upstream stutymirror { server 172.17.18.118:8101; } server { listen 443 ssl; server_name www.aaa.com; access_log /var/log/nginx/ent.access.log main; error_log /var/log/nginx/ent.error.log; #ssl on; ssl_certificate /data/cert/aaa.com.pem; ssl_certificate_key /data/cert/aaa.com.key; ssl_session_timeout 5m; ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE:ECDH:AES:HIGH:!NULL:!aNULL:!MD5:!ADH:!RC4; ssl_protocols TLSv1 TLSv1.1 TLSv1.2; ssl_prefer_server_ciphers on; client_max_body_size 10M; location ~* ^/wx/.*$ { proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header X-Forwarded-Proto $scheme; mirror /mirror1; #源站配置 mirror_request_body off; if ($request_uri ~ /wx/(.+)) { set $params $1; } proxy_pass http://172.17.18.88:7799/wx/$1; } # 镜像站点配置 location = /mirror1 { # 判断请求方法，不是GET返回403 if ($request_method != GET) { return 403; } internal; proxy_pass http://stutymirror$request_uri; proxy_pass_request_body off; proxy_set_header Content-Length ""; # mirror_request_body/proxy_pass_request_body都设置为off，则Conten-length需要设置为""，否则有坑 proxy_set_header X-Original-URI $request_uri; # 使用真实的url重置url } location / { proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header X-Forwarded-Proto $scheme; root /data/enterprise/; index index.html; try_files $uri $uri/ /index.html; } error_page 500 502 503 504 /50json.html; location = /50json.html { root /usr/share/nginx/html; } }其实是转载的，当初只是记录在自己的有道笔记上，现在整理，忘了从哪转来的了，内容是我在我环境下更改测试的，抱歉原创。。。
