01-sources.list

# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://fr.archive.ubuntu.com/ubuntu/ bionic main restricted

#  # Major bug fix updates produced after the final release of the
#  # distribution.
deb http://fr.archive.ubuntu.com/ubuntu/ bionic-updates main restricted

02-install-aptly.sh

# Download Aptly
wget https://github.com/aptly-dev/aptly/releases/download/v1.4.0/aptly_1.4.0_linux_amd64.tar.gz
tar -xzf aptly_1.4.0_linux_amd64.tar.gz

# Move Aptly into your PATH
sudo mv aptly_1.4.0_linux_amd64/aptly /usr/bin/aptly

03-aptly-add-mirror.sh

# Create a local Ubuntu mirror
aptly mirror -architectures="amd64" create ubuntu-bionic  http://fr.archive.ubuntu.com/ubuntu/ bionic main restricted universe multiverse

# Update your local mirror
aptly mirror update ubuntu-bionic

04-aptly-create-snapshot.sh

aptly snapshot create my-ubuntu-snapshot from mirror ubuntu-bionic

05-repo-add-example.sh

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io

06-gpg-generate.sh

# Generate a GPG key
gpg --full-generate-key

# You should get an output looking like this
-----------------------------------
sec   rsa3072 2020-06-25 [SC]
      305D2741842C85E88FAEFE57EDE7437687457710
uid          Pierre A <pierrea@padok.fr>
ssb   rsa3072 2020-06-25 [E]

07-aptly-publish.sh

aptly publish \
  snapshot \
  -distribution="bionic" \
  -architectures="amd64" \
  -gpg-key="305D2741842C85E88FAEFE57EDE7437687457710" \
  my-ubuntu-snapshot

08-public-tree

public
├── dists
│   └── bionic
└── pool
    └── main
	├── 0
	├── 2
	.
	.
	├── v
	├── w
	├── x
	├── y
	└── z

09-nginx.conf

server {
  listen 80;
  server_name my.debian.mirror.domain.name;

  access_log /var/log/nginx/packages-error.log;
  error_log /var/log/nginx/packages-error.log;

  location / {
    root /home/pierre/.aptly/data/public;
    index index.html;
    autoindex on;
  }
}

10-gpg-export.sh

gpg --armor --output ~/.aptly/data/public/gpg --export 305D2741842C85E78FAEFE57EDE7437687457710

11-aptly-add-mirror.sh

# Trust your mirror's public key
wget -O - -q http://my.debian.mirror.domain.name/gpg | sudo apt-key add -

# Add your Debian mirror to source list
echo 'deb http://my.debian.mirror.domain.name/ bionic main' | sudo tee -a /etc/apt/sources.list

# Update apt cache
sudo apt update