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Nginx - Docker Compose, HTTP, HTTPS, Reverse Proxy for Apache2 Container

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Nginx Docker-Compose Reverse Proxy Apache Certbot

This are some blueprints for Nginx dockerized. For a more detailed overview of Nginx check out my “Nginx Tutorial: HTTP, HTTPS, Reverse Proxy for Apache2” post.

Nginx Prerequisites
#

Folder Structure
#

# Create folders
sudo mkdir -p /opt/nginx/{conf.d,html,custom-logs} && cd /opt/nginx

# Set permissions
sudo chmod 755 /opt/nginx/{conf.d,html,custom-logs}

Certbot
#

# Install Certbot
sudo apt install certbot -y

# Create certificate
sudo certbot certonly --standalone -d mywebsitet.jklug.work

HTML Site
#

# Create HTML site
sudo vi /opt/nginx/html/index.html
<!DOCTYPE html>
<html>

<head>
        <title>jklug.work</title>
</head>

<body>
        <h1>Nginx Docker Compose</h1>
</body>

</html>

Nginx Overview
#

HTTP Version
#

Docker Compose
#

# Create Docker Compose file
sudo vi docker-compose.yml
version: '3.9'
services:
  nginx:
    image: nginx:latest
    ports:
      - "80:80"
    volumes:
      - ./html:/usr/share/nginx/html
      - ./conf.d:/etc/nginx/conf.d
    restart: unless-stopped

Default Configuration
#

sudo vi conf.d/default.conf
server {
    listen       80;
    listen  [::]:80;
    server_name  localhost;

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

    location / {
        root   /usr/share/nginx/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   /usr/share/nginx/html;
    }

    # proxy the PHP scripts to Apache listening on 127.0.0.1:80
    #
    #location ~ \.php$ {
    #    proxy_pass   http://127.0.0.1;
    #}

    # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
    #
    #location ~ \.php$ {
    #    root           html;
    #    fastcgi_pass   127.0.0.1:9000;
    #    fastcgi_index  index.php;
    #    fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;
    #    include        fastcgi_params;
    #}

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

HTTPS Version
#

Docker Compose
#

# Create Docker Compose file
sudo vi docker-compose.yml
version: '3.9'
services:
  nginx:
    image: nginx:latest
    ports:
      - "443:443"
    volumes:
      - ./html:/usr/share/nginx/html
      - ./conf.d:/etc/nginx/conf.d
      - /etc/letsencrypt:/etc/letsencrypt
    restart: unless-stopped

Note: Alternative a Virtual Host configuration can also be directly mounted.

version: '3.9'
services:
  nginx:
    volumes:
      - ./default.conf:/etc/nginx/conf.d/default.conf

Virtual Host Configuration
#

# Create Virtual Host configuration
sudo vi /opt/nginx/conf.d/mywebsite.jklug.work
server {
    listen 443 ssl;
    server_name mywebsite.jklug.work;

    ssl_certificate         /etc/letsencrypt/live/mywebsite.jklug.work/fullchain.pem;
    ssl_certificate_key     /etc/letsencrypt/live/mywebsite.jklug.work/privkey.pem;

    location / {
        root   /usr/share/nginx/html;
        index  index.html index.htm;
    }

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

HTTPS with Custom Logs
#

Docker Compose
#

version: '3.9'
services:
  nginx:
    image: nginx:latest
    ports:
      - "443:443"
    volumes:
      - ./html:/usr/share/nginx/html
      - ./conf.d:/etc/nginx/conf.d
      - ./custom-logs:/var/log/nginx/custom-logs
      - /etc/letsencrypt:/etc/letsencrypt
    restart: unless-stopped

Virtual Host Configuration
#

# Create Virtual Host configuration
sudo vi /opt/nginx/conf.d/mywebsite.jklug.work
server {
    listen 443 ssl;
    server_name mywebsite.jklug.work;

    ssl_certificate         /etc/letsencrypt/live/mywebsite.jklug.work/fullchain.pem;
    ssl_certificate_key     /etc/letsencrypt/live/mywebsite.jklug.work/privkey.pem;

    access_log /var/log/nginx/custom-logs/website-access.log;
    error_log /var/log/nginx/custom-logs/websiteerror.log;

    location / {
        root   /usr/share/nginx/html;
        index  index.html index.htm;
    }

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

Reverse Proxy for Apache2
#

Docker Network
#

# Create external Docker network
sudo docker network create nginx

Docker Compose
#

# Create Docker Compose file
sudo vi docker-compose.yml
version: '3.9'
services:
  nginx:
    image: nginx:latest
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - ./conf.d:/etc/nginx/conf.d
      - ./custom-logs:/var/log/nginx/custom-logs
      - /etc/letsencrypt:/etc/letsencrypt
    networks:
      - nginx
    restart: unless-stopped

networks:
  nginx:
    external: true

Virtual Host Configuration
#

# Create Virtual Host configuration
sudo vi /opt/nginx/conf.d/mywebsite.jklug.work
server {
    listen 80;
    server_name mywebsite.jklug.work;

    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl;
    server_name mywebsite.jklug.work;

    ssl_certificate         /etc/letsencrypt/live/mywebsite.jklug.work/fullchain.pem;
    ssl_certificate_key     /etc/letsencrypt/live/mywebsite.jklug.work/privkey.pem;

    access_log /var/log/nginx/custom-logs/website-access.log;
    error_log /var/log/nginx/custom-logs/website-error.log;

    location / {
        proxy_pass http://webserver:80;
        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-Proto $scheme;
    }
}

Start Docker Container
#

# Start Docker container
sudo docker compose up -d

Apache2 Prerequisites
#

Folder Structure
#

# Create folders
sudo mkdir -p /opt/apache2/html && cd /opt/apache2

# Set permissions
sudo chmod 755 /opt/apache2/html

HTML Site
#

# Create HTML site
sudo vi /opt/apache2/html/index.html
<!DOCTYPE html>
<html>

<head>
        <title>jklug.work</title>
</head>

<body>
        <h1>Apache2 Docker Compose</h1>
</body>

</html>

PHP Site
#

# Create index.php file
sudo vi /opt/apache2/html/index.php
# /opt/apache2/html/index.php
<?php
phpinfo();
?>

Apache2 Overview
#

Default Configuration
#

Docker Compose
#

# Create Docker Compose file
sudo vi docker-compose.yml
version: '3.9'
services:
  webserver:
    image: httpd:latest
    ports:
      - "80:80"
    volumes:
      - ./html:/usr/local/apache2/htdocs/
    restart: unless-stopped
  • Adaption for Nginx Reverse Proxy
version: '3.9'
services:
  webserver:
    image: httpd:latest
    ports:
      - "80"
    volumes:
      - ./html:/usr/local/apache2/htdocs/
    networks:
      - nginx
    restart: unless-stopped

networks:
  nginx:
    external: true

PHP Image with Apache2
#

Docker Compose
#

# Create Docker Compose file
sudo vi docker-compose.yml
version: '3.9'
services:
  webserver:
    image: php:8.3-apache
    ports:
      - "80:80"
    volumes:
      - ./html:/var/www/html/
    restart: unless-stopped
  • Adaption for Nginx Reverse Proxy
version: '3.9'
services:
  webserver:
    image: php:8.3-apache
    ports:
      - "80"
    volumes:
      - ./html:/var/www/html/
    networks:
      - nginx
    restart: unless-stopped

networks:
  nginx:
    external: true

Start Docker Container
#

# Start Docker container
sudo docker compose up -d

Links #

# DockerHub Nginx
https://hub.docker.com/_/nginx

# DockerHub Apache
https://hub.docker.com/_/httpd

# DockerHub PHP with Apache
https://hub.docker.com/_/php