server {
    listen       80;
    server_name  localhost;
    client_max_body_size 1024m;

    # 是否启动 gzip 压缩
    gzip  on;
    # 需要压缩的常见静态资源
    gzip_types text/plain application/javascript application/x-javascript text/css application/xml text/javascript application/x-httpd-php image/jpeg image/gif image/png;
    # 如果文件大于 1k 就启动压缩
    gzip_min_length 1k;
    # 缓冲区
    gzip_buffers 4 16k;
    # 压缩的等级
    gzip_comp_level 2;
    # access_log  /var/log/nginx/host.access.log  main;

    location / {
        root   /usr/share/nginx/html;
        index  index.html index.htm;
        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;
        # web history 模式 404
        try_files $uri $uri/ /index.html;
    }

    location /orion-visor/api {
        proxy_pass    http://localhost:9200/orion-visor/api;
        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;
    }

     location /orion-visor/keep-alive {
        proxy_pass    http://localhost:9200/orion-visor/keep-alive;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        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;
        proxy_read_timeout 3600s;
        proxy_send_timeout 3600s;
    }

    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/share/nginx/html;
    }

}

