#!/bin/bash
# from
# https://github.com/oneclickvirt/docker
# 2024.03.12

REGEX=("debian" "ubuntu" "centos|red hat|kernel|oracle linux|alma|rocky" "'amazon linux'" "fedora" "arch")
RELEASE=("Debian" "Ubuntu" "CentOS" "CentOS" "Fedora" "Arch")
PACKAGE_UPDATE=("! apt-get update && apt-get --fix-broken install -y && apt-get update" "apt-get update" "yum -y update" "yum -y update" "yum -y update" "pacman -Sy")
PACKAGE_INSTALL=("apt-get -y install" "apt-get -y install" "yum -y install" "yum -y install" "yum -y install" "pacman -Sy --noconfirm --needed")
PACKAGE_REMOVE=("apt-get -y remove" "apt-get -y remove" "yum -y remove" "yum -y remove" "yum -y remove" "pacman -Rsc --noconfirm")
PACKAGE_UNINSTALL=("apt-get -y autoremove" "apt-get -y autoremove" "yum -y autoremove" "yum -y autoremove" "yum -y autoremove" "")
CMD=("$(grep -i pretty_name /etc/os-release 2>/dev/null | cut -d \" -f2)" "$(hostnamectl 2>/dev/null | grep -i system | cut -d : -f2)" "$(lsb_release -sd 2>/dev/null)" "$(grep -i description /etc/lsb-release 2>/dev/null | cut -d \" -f2)" "$(grep . /etc/redhat-release 2>/dev/null)" "$(grep . /etc/issue 2>/dev/null | cut -d \\ -f1 | sed '/^[ ]*$/d')" "$(grep -i pretty_name /etc/os-release 2>/dev/null | cut -d \" -f2)")
SYS="${CMD[0]}"
[[ -n $SYS ]] || exit 1
for ((int = 0; int < ${#REGEX[@]}; int++)); do
    if [[ $(echo "$SYS" | tr '[:upper:]' '[:lower:]') =~ ${REGEX[int]} ]]; then
        SYSTEM="${RELEASE[int]}"
        [[ -n $SYSTEM ]] && break
    fi
done

# 安装ifupdown
${PACKAGE_INSTALL[int]} ifupdown
echo "1" >"/usr/local/bin/ifupdown_installed.txt"

# 删除原有的系统服务
# systemctl stop systemd-networkd
# systemctl disable systemd-networkd
# rm -rf /lib/systemd/system/systemd-networkd.service
systemctl enable networking
sleep 1
systemctl restart networking

# 删除一次性服务
systemctl disable ifupdown-install.service
rm /etc/systemd/system/ifupdown-install.service

# 删除自身
rm $0
