nginx将子域redirect到父域

我正在尝试在subdomain.example.com中设置GitLab。 但是当调用这个url时,它会被redirect到www.example.com。 以下是我的/etc/nginx/sites-available/subdomain.example.com文件。 我跟着这个链接 。

upstream gitlab { server unix:/var/opt/gitlab/gitlab-rails/sockets/gitlab.socket; } server { listen 80; server_name subdomain.example.com; server_tokens off; root /opt/gitlab/embedded/service/gitlab-rails/public; client_max_body_size 250m; access_log /var/log/nginx/gitlab_access.log; error_log /var/log/nginx/gitlab_error.log; location / { proxy_redirect off; proxy_set_header Host $http_host; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header X-Real-IP $remote_addr; proxy_pass http://gitlab; } } 

Nginx的访问日志

 172.217.26.206 - - [21/Oct/2017:00:50:37 +0000] "GET / HTTP/1.1" 302 100 "-" "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36" 172.217.26.206 - - [21/Oct/2017:00:56:40 +0000] "GET / HTTP/1.1" 302 100 "-" "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36" 172.217.26.206 - - [21/Oct/2017:00:57:53 +0000] "GET / HTTP/1.1" 302 100 "-" "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36" 

这个configuration有什么问题

这可能是configuration文件不被nginx读取的情况。 重新加载或重新启动nginx以使configuration文件被nginx读取。