Ruby on Rails SSL配置故障:重定向过多及CSRF令牌不匹配
解决Rails应用HTTPS重定向循环及Origin不匹配问题
问题根源
开启config.force_ssl = true时出现重定向循环,是因为Nginx将HTTPS请求以HTTP方式转发给Rails,Rails收到HTTP请求后触发force_ssl重定向到HTTPS,Nginx再次将该请求转成HTTP发给Rails,形成循环。注释force_ssl后出现Origin不匹配错误,是因为Rails认为请求是HTTP,但实际用户访问的是HTTPS,导致Origin头和request.base_url协议不一致。
解决方案
1. 修正Nginx配置
更新/etc/nginx/sites-available/example,开启HTTP转HTTPS重定向,并添加转发头告知Rails实际请求协议:
server { listen 80; server_name example.com www.example.com; # 开启HTTP到HTTPS永久重定向 return 301 https://$host$request_uri; } server { listen 443 ssl; server_name example.com www.example.com; ssl_certificate /etc/letsencrypt/live/example.com/fullchain.pem; ssl_certificate_key /etc/letsencrypt/live/example.com/privkey.pem; location / { proxy_pass http://127.0.0.1:3000; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection 'upgrade'; proxy_set_header Host $host; # 添加以下转发头,让Rails识别实际请求协议 proxy_set_header X-Forwarded-For $remote_addr; proxy_set_header X-Forwarded-Proto $scheme; proxy_set_header X-Forwarded-Port $server_port; proxy_cache_bypass $http_upgrade; } }
2. 配置Rails信任代理转发头
修改config/environments/production.rb,开启force_ssl并信任本地Nginx代理:
# 强制所有请求使用HTTPS config.force_ssl = true # 信任本地127.0.0.1的代理请求(Nginx在同一服务器转发) config.action_dispatch.trusted_proxies = IPAddr.new('127.0.0.1/32')
3. 重启服务生效
- 重启Nginx:
sudo systemctl restart nginx - 重启Rails应用(以Puma为例):
sudo systemctl restart puma
验证
访问http://example.com,应自动跳转至https://example.com,网站正常加载,Rails日志中不再出现HTTP Origin header didn't match request.base_url错误。
内容的提问来源于stack exchange,提问作者nuwe1
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