#!/usr/bin/env bash
set -euo pipefail

# Установка Docker и Docker Compose на Ubuntu 22.04 / 24.04

if [[ "${EUID}" -ne 0 ]]; then
  echo "Запустите с sudo: sudo ./scripts/install-ubuntu.sh"
  exit 1
fi

if ! grep -qi ubuntu /etc/os-release 2>/dev/null; then
  echo "Скрипт предназначен для Ubuntu."
  exit 1
fi

export DEBIAN_FRONTEND=noninteractive

apt-get update
apt-get install -y ca-certificates curl gnupg ufw

# Docker official repo
install -m 0755 -d /etc/apt/keyrings
if [[ ! -f /etc/apt/keyrings/docker.gpg ]]; then
  curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
  chmod a+r /etc/apt/keyrings/docker.gpg
fi

echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
  $(. /etc/os-release && echo "${VERSION_CODENAME}") stable" \
  > /etc/apt/sources.list.d/docker.list

apt-get update
apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

systemctl enable --now docker

# Firewall
ufw allow OpenSSH
ufw allow 80/tcp
ufw allow 443/tcp
ufw --force enable

SUDO_USER_NAME="${SUDO_USER:-$USER}"
if id "${SUDO_USER_NAME}" &>/dev/null; then
  usermod -aG docker "${SUDO_USER_NAME}"
  echo "Пользователь ${SUDO_USER_NAME} добавлен в группу docker."
  echo "Перелогиньтесь или выполните: newgrp docker"
fi

echo ""
echo "Docker установлен: $(docker --version)"
echo "Compose: $(docker compose version)"