mirror of
https://github.com/reactos/syzkaller.git
synced 2024-11-24 11:59:58 +00:00
90 lines
2.8 KiB
Go
90 lines
2.8 KiB
Go
// AUTOGENERATED FILE
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package kernel
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const createImageScript = `#!/bin/bash
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set -eux
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trap "" SIGINT
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if [ ! -e $1/sbin/init ]; then
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echo "usage: create-gce-image.sh /dir/with/user/space/system /path/to/bzImage"
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exit 1
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fi
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if [ "$(basename $2)" != "bzImage" ]; then
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echo "usage: create-gce-image.sh /dir/with/user/space/system /path/to/bzImage"
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exit 1
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fi
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sudo umount disk.mnt || true
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sudo qemu-nbd -d /dev/nbd0 || true
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rm -rf disk.mnt disk.raw tag obj || true
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sudo modprobe nbd
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fallocate -l 2G disk.raw
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sudo qemu-nbd -c /dev/nbd0 --format=raw disk.raw
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mkdir -p disk.mnt
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echo -en "o\nn\np\n1\n2048\n\na\n1\nw\n" | sudo fdisk /dev/nbd0
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until [ -e /dev/nbd0p1 ]; do sleep 1; done
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sudo mkfs.ext4 /dev/nbd0p1
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sudo mount /dev/nbd0p1 disk.mnt
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sudo cp -a $1/. disk.mnt/.
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sudo cp $2 disk.mnt/vmlinuz
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sudo sed -i "/^root/ { s/:x:/::/ }" disk.mnt/etc/passwd
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echo "T0:23:respawn:/sbin/getty -L ttyS0 115200 vt100" | sudo tee -a disk.mnt/etc/inittab
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echo -en "auto lo\niface lo inet loopback\nauto eth0\niface eth0 inet dhcp\n" | sudo tee disk.mnt/etc/network/interfaces
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echo "debugfs /sys/kernel/debug debugfs defaults 0 0" | sudo tee -a disk.mnt/etc/fstab
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for i in {0..31}; do
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echo "KERNEL==\"binder$i\", NAME=\"binder$i\", MODE=\"0666\"" | \
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tee -a disk.mnt/etc/udev/50-binder.rules
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done
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echo "kernel.printk = 7 4 1 3" | sudo tee -a disk.mnt/etc/sysctl.conf
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echo "debug.exception-trace = 0" | sudo tee -a disk.mnt/etc/sysctl.conf
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SYZ_SYSCTL_FILE="${SYZ_SYSCTL_FILE:-}"
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if [ "$SYZ_SYSCTL_FILE" != "" ]; then
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cat $SYZ_SYSCTL_FILE | sudo tee -a disk.mnt/etc/sysctl.conf
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fi
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echo -en "127.0.0.1\tlocalhost\n" | sudo tee disk.mnt/etc/hosts
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echo "nameserver 8.8.8.8" | sudo tee -a disk.mnt/etc/resolve.conf
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echo "ClientAliveInterval 420" | sudo tee -a disk.mnt/etc/ssh/sshd_config
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echo "syzkaller" | sudo tee disk.mnt/etc/hostname
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rm -f key key.pub
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ssh-keygen -f key -t rsa -N ""
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sudo mkdir -p disk.mnt/root/.ssh
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sudo cp key.pub disk.mnt/root/.ssh/authorized_keys
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sudo chown root disk.mnt/root/.ssh/authorized_keys
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sudo mkdir -p disk.mnt/boot/grub
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CMDLINE=""
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SYZ_CMDLINE_FILE="${SYZ_CMDLINE_FILE:-}"
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if [ "$SYZ_CMDLINE_FILE" != "" ]; then
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CMDLINE=$(awk '{printf("%s ", $0)}' $SYZ_CMDLINE_FILE)
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fi
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cat << EOF | sudo tee disk.mnt/boot/grub/grub.cfg
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terminal_input console
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terminal_output console
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set timeout=0
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menuentry 'linux' --class gnu-linux --class gnu --class os {
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insmod vbe
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insmod vga
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insmod video_bochs
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insmod video_cirrus
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insmod gzio
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insmod part_msdos
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insmod ext2
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set root='(hd0,1)'
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linux /vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 $CMDLINE
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}
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EOF
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sudo grub-install --target=i386-pc --boot-directory=disk.mnt/boot --no-floppy /dev/nbd0
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sudo umount disk.mnt
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rm -rf disk.mnt
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sudo qemu-nbd -d /dev/nbd0
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`
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