default.conf.template

# Documentation:
# https://nginx.org/en/docs/http/ngx_http_core_module.html
# https://nginx.org/en/docs/http/ngx_http_proxy_module.html
# https://docs.nginx.com/nginx/admin-guide/web-server/serving-static-content/

# server_tokens off;

map $http_origin $cors_origin {
    '~^https?\://localhost(?:\:808[0-3])?$' '$http_origin';
}
map $http_origin $cors_headers {
    '~^https?\://localhost(?:\:808[0-3])?$' 'Authorization,Accept,Cache-Control,Content-Range,Content-Type,DNT,If-Modified-Since,Keep-Alive,Origin,Range,User-Agent,X-Requested-With,X-CustomHeader,X-Get-Fields,X-Data-Type,X-Jointly,X-Role';
}
map $http_origin $cors_methods {
    '~^https?\://localhost(?:\:808[0-3])?$' 'GET,POST,PUT,PATCH,DELETE,HEAD,OPTIONS';
}
map $http_origin $cors_creds {
    '~^https?\://localhost(?:\:808[0-3])?$' 'true';
}

server {
    server_name  ${HOSTNAME};

    listen       ${NGINX_PORT};
    listen  [::]:${NGINX_PORT};

    #access_log  /var/log/nginx/host.access.log  main;

    include cors.conf;

    location = /favicon.ico {
        access_log off;
        log_not_found off;
    }

    location /img/  {
        root /home/data/;
    }

    location /api/ {
        if ($request_method = 'OPTIONS') {
            include cors.conf;

            add_header 'Access-Control-Max-Age' 86400;
            add_header 'Content-Length' 0;

            return 204;
        }

        proxy_redirect off;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forward-For $proxy_add_x_forwarded_for;

        proxy_pass http://${API_HOST}:${API_PORT};
    }

    location / {
        if ($request_method = 'OPTIONS') {
            include cors.conf;

            # add_header 'Content-Type' 'text/plain; charset=utf-8';
            add_header 'Access-Control-Max-Age' 86400;
            add_header 'Content-Length' 0;

            return 204;
        }

        root   /home/html;
        index  index.html index.htm;

        try_files $uri $uri/ /index.html;
    }

    # location = /_.gif {
    #     empty_gif;
    # }

    location ~ /\. {
        access_log off;
        log_not_found off;
        deny all;
    }

    location ~ ~$ {
        access_log off;
        log_not_found off;
        deny all;
    }


    # redirect server error pages to the static pages:

    # error_page  404              /404.html;
    error_page  500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/share/nginx/html;
    }

    # allow 127.0.0.1;
    # allow 172.25.0.1;
    # deny all;
}