mirror of
https://github.com/superconvert/smart-os.git
synced 2024-11-25 19:51:32 +08:00
278 lines
8.3 KiB
Bash
Executable File
278 lines
8.3 KiB
Bash
Executable File
#!/bin/sh
|
|
|
|
# 导入公共环境
|
|
. ./common.sh
|
|
|
|
#----------------------------------------------
|
|
#
|
|
# 进行目录瘦身
|
|
#
|
|
#----------------------------------------------
|
|
./mk_strip.sh
|
|
|
|
#----------------------------------------------
|
|
#
|
|
# 制作磁盘
|
|
#
|
|
#----------------------------------------------
|
|
echo "${CYAN}--- build disk --- ${NC}"
|
|
# 创建磁盘 128M 或 256M
|
|
if [ "${with_gcc}" = false ]; then
|
|
create_disk disk.img 1024
|
|
else
|
|
create_disk disk.img 1024
|
|
fi
|
|
echo "${GREEN}+++ build disk ok +++${NC}"
|
|
|
|
# 磁盘镜像挂载到具体设备
|
|
loop_dev=$(losetup -f)
|
|
# fdisk -l disk.img 查看 start 为 2048, unit 512 所以 -o 偏移扇区 1048576 = 2048 x 512
|
|
losetup -o 1048576 ${loop_dev} disk.img
|
|
# 对磁盘进行格式化
|
|
mkfs.ext3 ${loop_dev}
|
|
|
|
diskfs="diskfs"
|
|
# 挂载磁盘到本地目录
|
|
mkdir -pv ${diskfs}
|
|
mount -t ext3 ${loop_dev} ${diskfs}
|
|
# 安装grub 引导
|
|
grub-install --boot-directory=${diskfs}/boot/ --target=i386-pc --modules=part_msdos disk.img
|
|
|
|
#---------------------------------------------
|
|
#
|
|
# 制作内核和 rootfs
|
|
#
|
|
#---------------------------------------------
|
|
rm -rf rootfs
|
|
mkdir -pv rootfs
|
|
mkdir -pv rootfs/dev
|
|
mkdir -pv rootfs/etc
|
|
mkdir -pv rootfs/sys
|
|
mkdir -pv rootfs/mnt
|
|
mkdir -pv rootfs/tmp
|
|
mkdir -pv rootfs/lib
|
|
mkdir -pv rootfs/sbin
|
|
mkdir -pv rootfs/proc
|
|
mkdir -pv rootfs/root
|
|
mkdir -pv rootfs/lib64
|
|
mkdir -pv rootfs/lib/modules
|
|
|
|
# 拷贝内核镜像
|
|
cp ${linux_install}/bzImage ${diskfs}/boot/bzImage
|
|
|
|
# 拷贝 glibc 到 rootfs
|
|
cp ${glibc_install}/* rootfs/ -r
|
|
rm -rf rootfs/var/db
|
|
rm -rf rootfs/share
|
|
rm -rf rootfs/usr/share
|
|
find rootfs/ -name "*.a" -exec rm -rf {} \;
|
|
# 编译的镜像带有 gcc 编译器
|
|
if [ "${with_gcc}" = false ]; then
|
|
rm -rf rootfs/usr/include
|
|
else
|
|
cp ${glibc_install}/usr/lib64/libc_nonshared.a rootfs/usr/lib64
|
|
fi
|
|
|
|
#----------------------------------------------------------------------
|
|
# 这个解释器必须设置对，否则系统会启动时 crash, 导致启动失败 !!!!!!
|
|
# 这个现在 glibc 编译时，已经自动生成，先注释掉
|
|
#-----------------------------------------------------------------------
|
|
# ln -s /lib/ld-2.32.so rootfs/lib64/ld-linux-x86-64.so.2
|
|
|
|
# 拷贝 busybox 到 rootfs
|
|
cp ${busybox_install}/* rootfs/ -r
|
|
|
|
#-----------------------------------------------
|
|
#
|
|
# 制作启动文件系统 initramfs
|
|
#
|
|
#-----------------------------------------------
|
|
cd rootfs
|
|
echo "${CYAN}--- build initrd ---${NC}"
|
|
|
|
# 这种方法也可以 mkinitramfs -k -o ./${diskfs}/boot/initrd 4.14.9
|
|
# 利用 Busybox 采用脚本制作 init 脚本 https://blog.csdn.net/embeddedman/article/details/7721926
|
|
|
|
make_init() {
|
|
|
|
cat<<"EOF">init
|
|
#!/bin/sh
|
|
# 必须首先挂载，否则 mdev 不能正常工作
|
|
mount -t sysfs sysfs /sys
|
|
mount -t proc proc /proc
|
|
mount -t devtmpfs udev /dev
|
|
mount -t tmpfs tmpfs /tmp -o mode=1777
|
|
# 必须挂载一下，否则下面的 mount 不上
|
|
mdev -s
|
|
mount -t ext3 /dev/sda1 /mnt
|
|
# 关闭内核烦人的输出信息
|
|
echo 0 > /proc/sys/kernel/printk
|
|
# 热插拔处理都交给 mdev
|
|
echo /sbin/mdev > /proc/sys/kernel/hotplug
|
|
echo -e "\n\e[0;32mBoot took $(cut -d' ' -f1 /proc/uptime) seconds\e[0m"
|
|
mkdir -p /dev/pts
|
|
mount -t devpts devpts /dev/pts
|
|
# 切换之前，修改 mount 路径
|
|
mount --move /dev /mnt/dev
|
|
mount --move /sys /mnt/sys
|
|
mount --move /proc /mnt/proc
|
|
mount --move /tmp /mnt/tmp
|
|
# 切换到真正的磁盘系统上 rootfs ---> diskfs
|
|
exec switch_root /mnt /sbin/init
|
|
EOF
|
|
|
|
# /sbin/init [switch_root 执行] ---> /etc/inittab [定义了启动顺序] --->
|
|
# /etc/init.d/rcS [系统 mount, 安装驱动，配置网络] --->
|
|
# /etc/init.d/rc.local [文件配置应用程序需要的环境变量] ---> /etc/profile [部分初始化]
|
|
chmod +x init
|
|
|
|
}
|
|
make_init
|
|
|
|
# 下面这些不用了，利用脚本里面的 busybox 的 mdev -s 自动挂载
|
|
# mknod -m 644 dev/tty0 c 4 1
|
|
# mknod -m 644 dev/tty c 5 0
|
|
# mknod -m 600 dev/console c 5 1
|
|
# mknod -m 644 dev/null c 1 3
|
|
# mknod -m 640 dev/sda1 b 8 1
|
|
|
|
# 指定了利用 /etc/init.d/rcS 启动
|
|
cat<<"EOF">etc/inittab
|
|
::restart:/sbin/init
|
|
::ctrlaltdel:/sbin/reboot
|
|
::shutdown:/bin/umount -a -r
|
|
::shutdown:/sbin/swapoff -a
|
|
::sysinit:echo "sysinit 1++++++++++++++++++++++++++++++++++++++"
|
|
::sysinit:/etc/init.d/rcS
|
|
::sysinit:echo "sysinit 2++++++++++++++++++++++++++++++++++++++"
|
|
tty1::once:echo "hello smart-os tty1"
|
|
tty1::respawn:/bin/sh
|
|
tty2::once:echo "hello smart-os tty2"
|
|
tty2::respawn:/bin/sh
|
|
tty3::once:echo "hello smart-os tty3"
|
|
tty3::respawn:/bin/sh
|
|
EOF
|
|
|
|
find . | cpio -R root:root -H newc -o | gzip -9 > ../${diskfs}/boot/initrd
|
|
echo "${GREEN}+++ build initrd ok +++${NC}"
|
|
cd ..
|
|
|
|
#--------------------------------------------------------------
|
|
#
|
|
# 生成磁盘文件系统(利用 busybox 结构，省的自己创建了)
|
|
#
|
|
#--------------------------------------------------------------
|
|
echo "${CYAN}--- build diskfs ---${NC}"
|
|
cp rootfs/* ${diskfs} -r
|
|
# 带有 gcc 编译器
|
|
if [ "${with_gcc}" = true ]; then
|
|
echo "${RED} ... build gcc tools${NC}"
|
|
cp ${gcc_install}/* ${diskfs} -r
|
|
cp ${binutils_install}/usr/x86_64-pc-linux-gnu/* ${diskfs} -r
|
|
fi
|
|
rm -rf ${diskfs}/init ${diskfs}/lost+found
|
|
|
|
# 带有 xfce 编译器
|
|
if [ "${with_xfce}" = true ]; then
|
|
echo "${RED} ... build xfce desktop${NC}"
|
|
cp ${xfce_install}/* ${diskfs} -r -n
|
|
# xfce 需要系统内执行下面两句，保证键盘数据存在 Xorg :10 才能执行成功
|
|
# 1. 键盘数据
|
|
# rm /usr/local/share/X11/xkb -rf
|
|
# ln -s /usr/share/X11/xkb /usr/local/share/X11
|
|
# 2. 需要改动 libpcre.so.1 ---> libpcre.so.3
|
|
# 3. xfce4-session 需要 libuuid.so
|
|
fi
|
|
|
|
# 测试用户登陆模式: root/123456
|
|
if [ "${with_login}" = true ]; then
|
|
echo "${RED} ... with-login${NC}"
|
|
./mk_login.sh ${diskfs}
|
|
fi
|
|
|
|
# 我们测试驱动, 制作的镜像启动后，我们进入此目录 insmod hello_world.ko 即可
|
|
./mk_drv.sh $(pwd)/${diskfs}/lib/modules
|
|
# 编译网卡驱动 ( 目前版本内核已集成 e1000 )
|
|
# cd ${build_dir}/linux-4.14.9 && make M=drivers/net/ethernet/intel/e1000/ && cd ../..
|
|
|
|
# 生成 grub.cfg 文件, 增加 console=ttyS0 就会让 qemu 输出日志到 qemu.log
|
|
cat - > ${diskfs}/boot/grub/grub.cfg << EOF
|
|
set timeout=3
|
|
menuentry "smart-os" {
|
|
root=(hd0,msdos1)
|
|
linux /boot/bzImage console=tty0
|
|
initrd /boot/initrd
|
|
}
|
|
EOF
|
|
|
|
# 生成 /etc/resolv.conf 文件
|
|
cat -> ${diskfs}/etc/resolv.conf << EOF
|
|
nameserver 8.8.8.8
|
|
nameserver 114.114.114.114
|
|
EOF
|
|
|
|
cat -> ${diskfs}/etc/fstab << EOF
|
|
# <file system> <dir> <type> <options> <dump> <pass>
|
|
proc /proc proc defaults 0 0
|
|
tmpfs /tmp tmpfs defaults 0 0
|
|
sysfs /sys sysfs defaults 0 0
|
|
EOF
|
|
|
|
# 生成 /etc/init.d/rcS 文件
|
|
title=$(cat<<EOF
|
|
\e[0;36m
|
|
..######..##.....##....###....########..########..........#######...######.
|
|
.##....##.###...###...##.##...##.....##....##............##.....##.##....##
|
|
.##.......####.####..##...##..##.....##....##............##.....##.##......
|
|
..######..##.###.##.##.....##.########.....##....#######.##.....##..######.
|
|
.......##.##.....##.#########.##...##......##............##.....##.......##
|
|
.##....##.##.....##.##.....##.##....##.....##............##.....##.##....##
|
|
..######..##.....##.##.....##.##.....##....##.............#######...######.
|
|
\e[0m
|
|
EOF
|
|
)
|
|
mkdir -pv ${diskfs}/etc/init.d
|
|
cat - > ${diskfs}/etc/init.d/rcS << EOF
|
|
#!/bin/sh
|
|
echo -e "\n“${title}”\n"
|
|
|
|
# 测试驱动加载
|
|
cd /lib/modules && insmod hello_world.ko
|
|
|
|
# dns 测试 busybox 必须动态编译 动态编译 glibc 已经集成 dns 功能
|
|
ifconfig eth0 192.168.100.6 && ifconfig eth0 up
|
|
route add default gw 192.168.100.1
|
|
|
|
# exec 执行 /etc/init.d/rc.local 脚本
|
|
EOF
|
|
chmod +x ${diskfs}/etc/init.d/rcS
|
|
|
|
|
|
# 登陆 login shell ，非 non-login shell
|
|
if [ "${with_login}" = true ]; then
|
|
cat - > ${diskfs}/etc/profile << EOF
|
|
export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
|
|
export LD_LIBRARY_PATH=/usr/lib:/usr/lib64:/usr/local/lib:/usr/lib/x86_64-linux-gnu
|
|
EOF
|
|
else
|
|
cat - > ${diskfs}/etc/bash.bashrc << EOF
|
|
export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
|
|
export LD_LIBRARY_PATH=/usr/lib:/usr/lib64:/usr/local/lib:/usr/lib/x86_64-linux-gnu
|
|
EOF
|
|
fi
|
|
|
|
echo "${GREEN}+++ build diskfs ok +++${NC}"
|
|
|
|
# 卸载映射
|
|
umount ${loop_dev}
|
|
losetup -d ${loop_dev}
|
|
|
|
#---------------------------------------------------------------
|
|
#
|
|
# 查看磁盘内容
|
|
#
|
|
#---------------------------------------------------------------
|
|
./ls_img.sh
|
|
|
|
echo "Run the next script: 03_run_qemu.sh or 04_run_docker.sh"
|