debug kernel
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1231
script/.config_busybox
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1231
script/.config_busybox
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File diff suppressed because it is too large
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73
script/busybox.sh
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73
script/busybox.sh
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#!/bin/bash
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# 由 busybox 创建一个最小的文件系统 | 不含编译部分
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# 创建目录并拷贝文件
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set -e
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set -x
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cp ./.config_busybox ../miniroot
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cp ./init_busybox ../miniroot
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cd .. || exit
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# 工作目录改动到 miniroot
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cd miniroot
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if [ -e "./busybox" ]; then
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read -r -t 10 -p "./busybox\" 已存在,是否删除? (回车确认,其他键取消,10s 超时)" confirm
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if [[ $confirm == "" ]]; then
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rm -rf "./busybox/*"
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else
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exit 1
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fi
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fi
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# 如果 busybox 不存在则下载
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if [ ! -e "./busybox-1.36.1.tar.bz2" ]; then
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wget https://busybox.net/downloads/busybox-1.36.1.tar.bz2
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fi
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if [ ! -e "./busybox-1.36.1" ]; then
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tar -xjf busybox-1.36.1.tar.bz2
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fi
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cd busybox-1.36.1
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if [ ! -e "./build" ]; then
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mkdir build
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fi
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# make O=build menuconfig
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# 在 settings Build Options 中选择 # [*] Build static binary (no sharedd libs)
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if [ ! -e "./build/.config" ]; then
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mv ../.config_busybox ./build/.config
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fi
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if [ -z "$(ls -A build/_install/)" ]; then
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# build/_install/ is empty"
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cd build
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make -j8 V=1
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make install
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fi
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cd .. || exit
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mkdir -pv busybox
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cd busybox || exit
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mkdir -pv {bin,sbin,etc,proc,sys,usr/{bin,sbin}}
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cp -av ../busybox-1.36.1/build/_install/* .
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# 写入 init 文件并设置权限
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mv ../init_busybox init
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chroot . /bin/sh -c "chmod u+x /init" # 可能需要 sudo
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echo "最小化 Busybox 系统创建成功!"
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# 打包文件系统
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if read -r -t 10 -p "打包镜像? (10秒 超时取消)" confirm; then
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find . -print0 | cpio --null -ov --format=newc | gzip -9 >../busybox.cpio.gz
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echo "打包完毕"
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else
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echo "取消打包"
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fi
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10
script/init_busybox
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10
script/init_busybox
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#!/bin/sh
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mount -t proc none /proc
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mount -t sysfs none /sys
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# 挂载共享文件夹
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mount -t 9p -o trans=virtio,version=9p2000.L test /root
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mknod -m 666 /dev/ttyS0 c 4 64
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echo -e "\nBoot took $(cut -d' ' -f1 /proc/uptime) seconds\n"
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setsid cttyhack sh
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exec /bin/sh
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19
script/init_debian
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19
script/init_debian
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#!/bin/sh
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mount -t proc none /proc
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mount -t sysfs none /sys
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echo -e "\nBoot took $(cut -d' ' -f1 /proc/uptime) seconds\n"
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mount -t devtmpfs none /dev
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mount -t devpts none /dev/pts
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/sbin/mdev -s
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# Start the network interface
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/sbin/ifconfig eth0 up
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/sbin/dhclient eth0
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# 挂载共享文件夹
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mkdir -p /mnt/test
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mount -t 9p -o trans=virtio,version=9p2000.L test /mnt/test
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exec /sbin/init
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exec /bin/bash
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86
script/ubuntu.sh
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86
script/ubuntu.sh
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#!/bin/bash
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# 该脚本用于在当前目录下创建一个 ubuntu20 系统文件夹,并在其中安装 ssh 服务。
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# 如果当前目录下已经存在名为 "ubuntu" 的文件夹,则脚本会退出。
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# 运行脚本需要管理员权限。
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# 依赖项:debootstrap 工具、apt-get 命令。
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# 使用清华大学的 Ubuntu20 镜像源
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set -e
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set -x
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cp ./init_debian ../miniroot
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# 进入根目录
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cd .. || exit
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# 工作目录改动到 miniroot
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cd miniroot
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if [ -e "./ubuntu" ]; then
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read -r -p "./ubuntu\" 已存在,是否删除? (回车确认,其他键取消)" confirm
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if [[ $confirm == "" ]]; then
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rm -rf "./ubuntu"
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else
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exit 1
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fi
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fi
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# 创建并进入目标文件夹
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mkdir ubuntu
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cd ubuntu
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# 安装 debootstrap 工具
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if ! apt-get -qy install debootstrap; then
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echo "无法安装 debootstrap 工具"
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exit 1
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fi
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# 使用 debootstrap 创建 ubuntu 系统文件
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if ! debootstrap --components=main,universe focal ./ "http://mirrors.tuna.tsinghua.edu.cn/ubuntu"; then
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echo "创建 Ubuntu 系统文件时出错"
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exit 1
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fi
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# 进入新创建的 Ubuntu 系统
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if ! chroot . /bin/bash -c "apt-get update"; then
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echo "无法进入新创建的 Ubuntu 系统"
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exit 1
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fi
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# 进入 chroot 环境, 初始化系统
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chroot . /bin/bash <<EOF
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set -e
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export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
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# 安装 ssh 服务
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apt-get update
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apt-get install -qy openssh-server sudo net-tools bash-completion ssh
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# 设置 root 用户的密码
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echo "root:root" | chpasswd
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# 配置 ssh 登录
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# sed -i 's/.*Port.*/Port 22/' /etc/ssh/sshd_config
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sed -i 's/^#Port 22/Port 22/' /etc/ssh/sshd_config
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# sed -i 's/.*ListenAddress.*/ListenAddress 0.0.0.0/' /etc/ssh/sshd_config
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sed -i 's/.*PasswordAuthentication.*/PasswordAuthentication yes/' /etc/ssh/sshd_config
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sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config
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# 重启 ssh 服务
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service ssh restart
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apt clean
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EOF
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# 写入 init 文件并设置权限
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mv ../init_debian init
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chroot . /bin/bash -c "chmod u+x /init"
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echo "最小化 Ubuntu 系统创建成功!"
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if read -r -t 10 -p "打包镜像? (10秒 超时取消)" confirm; then
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find . -print0 | cpio --null -ov --format=newc | gzip -9 >../ubuntu.cpio.gz
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echo "打包完毕"
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else
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echo "取消打包"
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fi
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