PHP-FPM 7.1 with Unix Sockets + Nginx in Docker

docker-compose.yml

version: "3"
services:
    server:
        container_name: my-server
        working_dir: /var/www/html
        build: ./server
        volumes:
            - ./:/var/www/html:delegated
            - ./server/log:/var/log/nginx
            - ./server/nginx.conf:/etc/nginx/nginx.conf
            - ./server/vhost.conf:/etc/nginx/sites-enabled/default.conf
        expose:
            - "80"
            - "443"

Dockerfile

FROM debian:stretch

RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    wget \
    zip \
    git \
    unzip && \
    rm -rf /var/lib/apt/lists/* && \
    apt-get clean

# Install nginx
RUN apt-get update && apt-get -y install nginx && \
    echo "\ndaemon off;" >> /etc/nginx/nginx.conf && \
    rm -rf /etc/nginx/sites-enabled/*

# Install PHP
RUN apt-get install -y apt-transport-https lsb-release ca-certificates && \
    wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg && \
    echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" > /etc/apt/sources.list.d/php.list && \
    apt-get update && \
    apt-get install -y \
    php7.1 \
    php7.1-fpm

EXPOSE 80 443

CMD service php7.1-fpm start && nginx

nginx.conf

user www-data;
worker_processes 4;
pid /run/nginx.pid;
daemon off;

events {
	worker_connections 768;
}

http {

	sendfile on;
	tcp_nopush on;
	tcp_nodelay on;
  	keepalive_timeout 65;
  	types_hash_max_size 2048;


	include /etc/nginx/mime.types;

	access_log /var/log/nginx/access.log;
  	error_log /var/log/nginx/error.log;

	
	gzip on;
	gzip_disable        "msie6";
	gzip_comp_level     5;
	gzip_min_length     256;
	gzip_proxied        any;
	gzip_vary           on;
	gzip_types
		application/atom+xml
		application/javascript
		application/json
		application/ld+json
		application/manifest+json
		application/rss+xml
		application/vnd.geo+json
		application/vnd.ms-fontobject
		application/x-font-ttf
		application/x-web-app-manifest+json
		application/xhtml+xml
		application/xml
		font/opentype
		image/bmp
		image/svg+xml
		image/x-icon
		text/cache-manifest
		text/css
		text/plain
		text/vcard
		text/vnd.rim.location.xloc
		text/vtt
		text/x-component
		text/x-cross-domain-policy;


	##
	# Virtual Host Configs
	##
	include /etc/nginx/sites-enabled/*;
}

vhost.conf

server {
    root /var/www/html/www;
    index index.php;

    location ~ /\.(ht|gitignore) { # deny access to .htaccess files, if Apache's document root concurs with nginx's one
        deny all;
    }

    location ~ \.(neon|ini|log|yml)$ { # deny access to configuration files
        deny all;
    }

    location ~ /.well-known {
        allow all;
    }

    location ~* \.(?:manifest|appcache|html?|xml|json)$ {
        expires -1;
    }

    # Feed
    location ~* \.(?:rss|atom)$ {
        expires 1h;
        add_header Cache-Control "public";
    }

    # Media: images, icons, video, audio, HTC
    location ~* \.(?:jpg|webp|jpeg|gif|png|ico|cur|gz|svg|svgz|mp4|ogg|ogv|webm|htc)$ {
        expires 1M;
        access_log off;
        add_header Cache-Control "public";
    }

    # CSS and Javascript
    location ~* \.(?:css|js)$ {
        expires 1y;
        access_log off;
        add_header Cache-Control "public";
    }

    location / {
        try_files $uri $uri/ index.php?$args;
    }

    location ~ \.php$ {
        include fastcgi_params;
        fastcgi_pass unix:/run/php/php7.1-fpm.sock;
        fastcgi_index $document_root/index.php;

        fastcgi_split_path_info ^((?U).+\.php)(/?.+)$;
        fastcgi_param SCRIPT_FILENAME $document_root/$fastcgi_script_name;
        fastcgi_param PATH_TRANSLATED $document_root/$fastcgi_path_info;
        fastcgi_param PATH_INFO $fastcgi_path_info;
        fastcgi_read_timeout 300;
    }
}