نصب Docker و Docker Compose روی اوبونتو (روش رسمی)

for pkg in docker.io docker-doc docker-compose podman-docker containerd runc; do sudo apt-get remove -y $pkg; done

sudo apt-get update
sudo apt-get install -y ca-certificates curl
sudo install -m 0755 -d /etc/apt/keyrings
sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
sudo chmod a+r /etc/apt/keyrings/docker.asc

echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update

sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
sudo systemctl enable --now docker
docker --version && docker compose version

sudo usermod -aG docker $USER
newgrp docker
docker run --rm hello-world

sudo tee /etc/docker/daemon.json > /dev/null <<'EOF'
{
  "log-driver": "json-file",
  "log-opts": { "max-size": "10m", "max-file": "3" }
}
EOF
sudo systemctl restart docker

# ناامن: از بیرون در دسترس
docker run -d -p 3306:3306 mysql

# امن: فقط روی خود سرور
docker run -d -p 127.0.0.1:3306:3306 mysql

docker ps -a
docker system df
docker system prune -f