worker_processes  auto;

error_log  /var/log/nginx/error.log notice;
pid        /var/run/nginx.pid;


events {
    worker_connections  1024;
}


http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format main 'server="$server_name" host="$host” dest_port="$server_port"'
                    #'src="$remote_addr" ip="$realip_remote_addr" user="$remote_user" '
                    'time_local="$time_local" http_status="$status" '
                    'http_referer="$http_referer" http_user_agent="$http_user_agent" '
                    'http_x_forwarded_for="$http_x_forwarded_for" '
                    'http_x_header="$http_x_header" uri_query="$query_string" uri_path="$uri" '
                    'request=$request http_method="$request_method" ';
    access_log  /var/log/access.log main;
    sendfile        on;
    #tcp_nopush     on;
    keepalive_timeout  65;
    #gzip  on;
    #设置resolver为coredns的地址,kubectl get svc -n kube-system -o wide
    resolver 10.96.0.10 valid=10s ipv6=off;
    resolver_timeout 10s;

    server {
        listen       80;
        #测试环境主机ip地址作为host，未来还会改成ingress域名访问
        server_name  mybookstore-dev.my-site.com;

        #动静分离
        location / {
            root   /usr/share/nginx/html;
            index  index.html index.htm;
            try_files $uri $uri/ /index.html;
        }
        #使用集群内的mybookstore-app-svc服务，利用k8s的service域名解析和k8s的service的负载均衡能力，将压力分散到应用层的各个pod中
        location /api/ {
            set $backend mybookstore-app-svc.dev.svc.cluster.local;
            proxy_pass  http://$backend:5000;
        }

        #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   /usr/share/nginx/html;
        }
    }
}