Simple setup of nginx+node.js+php app

.gitlab-ci.yaml

stages:
    - build
    
build_php:
    <<: *build_definition
    script:
        - "docker build --pull -f php_app_Dockerfile -t <php image> --no-cache ."
        - "docker push <php image>"

build_nginx:
    <<: *build_definition
    script:
        - "docker build --pull -f nginx_app_Dockerfile -t <nginx image> --no-cache ."
        - "docker push <nginx image>"

build_node:
    <<: *build_definition
    script:
        - "docker build --pull -f ./docker/node_app/Dockerfile -t <node image> --no-cache ."
        - "docker push <node image>"

conf.d_default.conf

upstream php-upstream {
    server php-fpm:9000;
}

upstream nodejs-upstream {
    server node:3000;
}

docker-compose.yaml

version: '3'
services:
  php-fpm:
    image: php-app-prod
    # + nějaké volumes, není důležité
    links:
      - redis
      - database

  nginx:
    image: nginx-app-prod
    ports:
      - 80:80
      - 443:443
    restart: always
    depends_on:
      - php-fpm

  adminer:
    image: adminer
    depends_on:
      - database
    ports:
      - 8080:8080

  database:
    restart: always
    image: postgres
    # nějaké env vars a volume, není důležité
    ports:
      - 5432:5432

  redis:
    restart: always
    image: redis
    # nějaké env vars a volume, není důležité
    ports:
      - 6379:6379

  node:
    depends_on:
      - php-fpm
    image: node-app-prod
    ports:
      - 3000:3000

nginx_app_Dockerfile

FROM nginx:1.19-alpine
ADD conf.d_default.conf /etc/nginx/conf.d/default.conf
ADD ./sites_default.conf /etc/nginx/sites-available/default.conf
ADD ./nginx.conf /etc/nginx/nginx.conf
CMD ["nginx"]
EXPOSE 80 443
# kvůli index.php apod.
ADD ./www /var/www/public/www

node_app_Dockerfile

FROM node:14.15-buster

RUN npm install -g npm@latest

EXPOSE 3000

COPY . /usr/src/app
# ve frontend složce jsou všechny react a node related věci
WORKDIR /usr/src/app/frontend

ENV PATH /usr/src/app/frontend/node_modules/.bin:$PATH

RUN npm install

ENV NODE_ENV production

CMD ["/usr/src/app/bin/node_init.sh"]

node_init.sh

#!/bin/bash
npm run build --production
node_modules/.bin/next start

sites_default.conf

server {

    listen 80 default_server;
    listen [::]:80 default_server;

    server_name <server name>;
    root /var/www/public/www/;
    index index.php index.html index.htm;

    location / {
        try_files $uri @nodejs;
    }

    location @nodejs {
        proxy_redirect off;
        proxy_http_version 1.1;
        proxy_pass http://nodejs-upstream;
        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-Host $server_name;
        proxy_set_header  X-Forwarded-Proto $scheme;
    }

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

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

    location ~ \.php$ {
        try_files $uri /index.php =404;
        fastcgi_pass php-upstream;
        fastcgi_index index.php;
        fastcgi_buffers 16 16k;
        fastcgi_buffer_size 32k;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        #fixes timeouts
        fastcgi_read_timeout 600;
        include fastcgi_params;
    }

    location ~ /\.ht {
        deny all;
    }

    location ~ /\.|^\. {
    	deny all;
    }

    # cache static files
    location ~* \.(jpe?g|gif|png|css|js|ico|xml)$ {
        # passing the rest to nodejs
        try_files $uri @nodejs;
    	access_log off;
    	log_not_found off;
    	expires max;
    }

    # cache static next.js data files, for some reason url is_next
    # maybe it's not needed at all, hard to say
    location ~* ^/_next/.*\.json$ {
        # passing the rest to nodejs
        try_files $uri @nodejs;
    	access_log off;
    	log_not_found off;
    	expires max;
    }
    # allow server-side includes for combined files
    location ~ \.combined\.(js|css)$ {
    	ssi on;
    	ssi_types text/css text/javascript application/x-javascript;
    }
}