mkdir -p ~/.local/bin
wget -O ~/.local/bin/dockcheck.sh "https://raw.githubusercontent.com/mag37/dockcheck/main/dockcheck.sh" && chmod +x ~/.local/bin/dockcheck.sh

docker ps -q | xargs -n1 docker inspect --format '{{.Name}} {{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' | sed 's#^/##'

curl https://raw.githubusercontent.com/jesseduffield/lazydocker/master/scripts/install_update_linux.sh | bash
echo 'PATH=$PATH:~/.local/bin' >> ~/.bashrc

systemctl stop docker docker.socket
rsync -avxHAX /var/lib/docker /mnt/new
mv /var/lib/docker /var/lib/docker.backup
echo '{ "data-root": "/mnt/new/docker" }' >> /etc/docker/daemon.json
vi /etc/docker/daemon.json
systemctl start docker

wget -O - https://get.docker.com | sudo bash

NEWUSER='ubuntu'
sudo adduser $NEWUSER
sudo usermod -aG sudo $NEWUSER #add user to sudo group, to enable passwordless sudo
echo '%sudo ALL=(ALL) NOPASSWD: ALL' | sudo tee /etc/sudoers.d/sudo_nopasswd > /dev/null
sudo vi /etc/shadow # place `*` on the password field to prevent password login
rsync --archive --chown=$NEWUSER:$NEWUSER ~/.ssh /home/$NEWUSER #copy SSH keys

sudo apt-get install -y dbus-user-session uidmap slirp4netns && exit
# after re-login:
sudo apt-mark hold slirp4netns

wget -O - https://get.docker.com | sudo bash

sudo systemctl disable --now docker.service docker.socket
sudo rm /var/run/docker.sock
dockerd-rootless-setuptool.sh install

sudo loginctl enable-linger `id -nu`
sudo setcap cap_net_bind_service=ep $(which rootlesskit)
systemctl --user restart docker

sudo bash -c "echo 'net.ipv4.ip_unprivileged_port_start=0' > /etc/sysctl.d/20-any_port_for_anyone.conf"
sudo sysctl --system
sudo sysctl net.ipv4.ip_unprivileged_port_start # shall be 0

sudo tee -a ~/.bashrc >> /dev/null << 'EOF'
export PATH=/usr/bin:$PATH
export DOCKER_HOST=unix:///run/user/1000/docker.sock
EOF

sudo apt remove slirp4netns
sudo apt install passt
systemctl --user set-environment PATH=/usr/bin:/usr/local/bin:$PATH

mkdir -p ~/.config/systemd/user/docker.service.d
cat > ~/.config/systemd/user/docker.service.d/override.conf <<'EOF'
[Service]
Environment="DOCKERD_ROOTLESS_ROOTLESSKIT_NET=pasta"
Environment="DOCKERD_ROOTLESS_ROOTLESSKIT_PORT_DRIVER=implicit"
EOF

systemctl --user daemon-reload
systemctl --user restart docker

// /etc/docker/daemon.json
{
  "firewall-backend": "nftables"
}

[Service]
Environment="DOCKERD_ROOTLESS_ROOTLESSKIT_DISABLE_HOST_LOOPBACK=false"

dockerd-rootless-setuptool.sh uninstall
sudo systemctl enable --now docker.service docker.socket
sudo systemctl start --now docker.service docker.socket

wget -O - https://get.docker.com | sudo bash

wget -O - https://raw.githubusercontent.com/alexander-potemkin/quickies/main/docker_ubuntu.sh | bash
sudo apt-get install docker-compose-plugin
sudo usermod -aG docker `whoami`

sudo apt-get purge docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker-ce-rootless-extras
sudo rm -rf /var/lib/docker
sudo rm -rf /var/lib/containerd

# VERIFY BACKUPS ARE IN PLACE FIRST!
docker system prune -a
docker volume rm $(docker volume ls -qf dangling=true)

docker run -d --restart=unless-stopped --name='tinyproxy' -p 6666:8888 dannydirect/tinyproxy:latest ANY

docker update --restart=always container_name

sudo docker exec -it `sudo docker ps --filter name=certbot -q` /bin/sh

docker ps --format "{{.Names}}" | sort | xargs --verbose --max-args=1 -- docker stop

docker ps --format "{{.Names}}" -a | sort | xargs --verbose --max-args=1 -- docker rm

sudo docker builder prune --all

sudo docker stats --all

watch 'docker ps --format "{{.Names}}" | sort | xargs --verbose --max-args=1 -- docker logs --tail=8 --timestamps'