user  root;
worker_processes  auto;
worker_rlimit_nofile 50000;
error_log  /data/xcdn/logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

pid        /var/run/nginx.pid;

#load_module "modules/ngx_http_geoip2_module.so";
#load_module "modules/ngx_http_substitutions_filter_module.so";

events {
    use epoll;
    worker_connections 51200;
    #worker_connections  1024;
    multi_accept on;
}

#stream
stream {
    #定义日志格式
    log_format proxy    '$remote_addr [$time_local] '
                        '$protocol $status $bytes_sent $bytes_received '
                        '$session_time "$upstream_addr" '
                        '"$upstream_bytes_sent" "$upstream_bytes_received" "$upstream_connect_time"';
    #stream日志路径
    access_log          /data/xcdn/logs/stream-access.log proxy;
    open_log_file_cache off;
    #载入stream配置
    include             /data/xcdn/conf/stream/*.conf;
}

http {
	#include GeoLite2
	#geoip2 /usr/local/nginx/GeoLite2/GeoLite2-Country.mmdb {
 #       auto_reload 5m;
 #       $geoip2_metadata_country_build metadata build_epoch;
 #       $geoip2_data_country_code default=US source=$remote_addr country iso_code;
 #       $geoip2_data_continent_code default=EU source=$remote_addr continent code;
 #       $geoip2_data_country_name country names en;
 #   }

 #   geoip2 /usr/local/nginx/GeoLite2/GeoLite2-City.mmdb {
 #       $geoip2_data_city_name default=London city names en;
 #   }
    
    include       /usr/local/nginx/conf/mime.types;
    default_type  application/octet-stream;
    server_names_hash_bucket_size 128;
    client_header_buffer_size 32k;
    large_client_header_buffers 4 32k;
    client_max_body_size 1024m;
    client_body_buffer_size 10m;
    sendfile on;
    tcp_nopush on;
    keepalive_timeout 120;
    server_tokens off;
    tcp_nodelay on;
	proxy_headers_hash_max_size 51200;
	proxy_headers_hash_bucket_size 6400;
    #开启Brotli压缩
    brotli on;
	brotli_comp_level 6;
	#最小长度
	brotli_min_length   512;
	brotli_types text/plain text/javascript text/css text/xml text/x-component application/javascript application/x-javascript application/xml application/json application/xhtml+xml application/rss+xml application/atom+xml application/x-font-ttf application/vnd.ms-fontobject image/svg+xml image/x-icon font/opentype;
	brotli_static       always;

    gzip on;
    gzip_buffers 16 8k;
    gzip_comp_level 6;
    gzip_http_version 1.1;
    gzip_min_length 256;
    gzip_proxied any;
    gzip_vary on;
    gzip_types
    text/xml application/xml application/atom+xml application/rss+xml application/xhtml+xml image/svg+xml
    text/javascript application/javascript application/x-javascript
    text/x-json application/json application/x-web-app-manifest+json
    text/css text/plain text/x-component
    font/opentype application/x-font-ttf application/vnd.ms-fontobject
    image/x-icon;
  	gzip_disable "MSIE [1-6]\.(?!.*SV1)";

	#If you have a lot of static files to serve through Nginx then caching of the files' metadata (not the actual files' contents) can save some latency.
	open_file_cache max=1000 inactive=20s;
	open_file_cache_valid 30s;
	open_file_cache_min_uses 2;
	open_file_cache_errors on;
	

    server {
        listen       80;
        server_name  localhost;

        #charset koi8-r;

        #access_log  logs/host.access.log  main;

        location / {
            root   html;
            index  index.html index.htm;
        }

        #error_page  404              /404.html;

        # redirect server error pages to the static page /50x.html
        #
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }
    #载入额外的配置
	include /data/xcdn/conf/cdn/*.conf;
	include /data/xcdn/conf/vhost/*.conf;
}