780c324559
Due to extras pulling in the modifications to the plymouth config file, we were getting prompted whether to overwrite it or not. There is a bug to fix plymouth but currently upstream needs help to work on it. Work around it for now.
330 lines
12 KiB
Bash
Executable File
330 lines
12 KiB
Bash
Executable File
#!/bin/bash
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set -e
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# This is for the Cubox-i (Freescale based) NOT the Marvell based original.
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if [[ $EUID -ne 0 ]]; then
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echo "This script must be run as root"
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exit 1
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fi
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if [[ $# -eq 0 ]] ; then
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echo "Please pass version number, e.g. $0 2.0"
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exit 0
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fi
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basedir=`pwd`/cuboxi-$1
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# Custom hostname variable
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hostname=${2:-kali}
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# Custom image file name variable - MUST NOT include .img at the end.
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imagename=${3:-kali-linux-$1-cuboxi}
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# Size of image in megabytes (Default is 7000=7GB)
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size=7000
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# Suite to use.
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# Valid options are:
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# kali-rolling, kali-dev, kali-bleeding-edge, kali-dev-only, kali-experimental, kali-last-snapshot
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# A release is done against kali-last-snapshot, but if you're building your own, you'll probably want to build
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# kali-rolling.
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suite=kali-rolling
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# Generate a random machine name to be used.
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machine=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 16 | head -n 1)
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# Make sure that the cross compiler can be found in the path before we do
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# anything else, that way the builds don't fail half way through.
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export CROSS_COMPILE=arm-linux-gnueabihf-
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if [ $(compgen -c $CROSS_COMPILE | wc -l) -eq 0 ] ; then
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echo "Missing cross compiler. Set up PATH according to the README"
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exit 1
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fi
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# Unset CROSS_COMPILE so that if there is any native compiling needed it doesn't
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# get cross compiled.
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unset CROSS_COMPILE
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# Package installations for various sections.
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# This will build a minimal XFCE Kali system with the top 10 tools.
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# This is the section to edit if you would like to add more packages.
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# See http://www.kali.org/new/kali-linux-metapackages/ for meta packages you can
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# use. You can also install packages, using just the package name, but keep in
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# mind that not all packages work on ARM! If you specify one of those, the
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# script will throw an error, but will still continue on, and create an unusable
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# image, keep that in mind.
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arm="abootimg cgpt fake-hwclock ntpdate u-boot-tools vboot-utils vboot-kernel-utils"
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base="apt-utils e2fsprogs ifupdown initramfs-tools kali-defaults parted sudo usbutils firmware-linux firmware-atheros firmware-libertas firmware-realtek u-boot-imx linux-image-armmp u-boot-menu"
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desktop="kali-menu fonts-croscore fonts-crosextra-caladea fonts-crosextra-carlito gnome-theme-kali gtk3-engines-xfce kali-desktop-xfce kali-root-login lightdm network-manager network-manager-gnome xfce4 xserver-xorg-video-fbdev"
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tools="aircrack-ng ethtool hydra john libnfc-bin mfoc nmap passing-the-hash sqlmap usbutils winexe wireshark"
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services="apache2 openssh-server"
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extras="firefox-esr xfce4-terminal wpasupplicant"
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packages="${arm} ${base} ${services}"
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architecture="armhf"
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# If you have your own preferred mirrors, set them here.
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# After generating the rootfs, we set the sources.list to the default settings.
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mirror=http.kali.org
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# Set this to use an http proxy, like apt-cacher-ng, and uncomment further down
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# to unset it.
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#export http_proxy="http://localhost:3142/"
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mkdir -p "${basedir}"
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cd "${basedir}"
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# create the rootfs - not much to modify here, except maybe throw in some more packages if you want.
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debootstrap --foreign --keyring=/usr/share/keyrings/kali-archive-keyring.gpg --include=kali-archive-keyring --arch ${architecture} ${suite} kali-${architecture} http://${mirror}/kali
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cp /usr/bin/qemu-arm-static kali-${architecture}/usr/bin/
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LANG=C systemd-nspawn -M ${machine} -D kali-${architecture} /debootstrap/debootstrap --second-stage
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mkdir -p kali-${architecture}/etc/apt/
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cat << EOF > kali-${architecture}/etc/apt/sources.list
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deb http://${mirror}/kali ${suite} main contrib non-free
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EOF
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echo "${hostname}" > kali-${architecture}/etc/hostname
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cat << EOF > kali-${architecture}/etc/hosts
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127.0.0.1 ${hostname} localhost
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::1 localhost ip6-localhost ip6-loopback
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fe00::0 ip6-localnet
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ff00::0 ip6-mcastprefix
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ff02::1 ip6-allnodes
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ff02::2 ip6-allrouters
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EOF
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mkdir -p kali-${architecture}/etc/network/
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cat << EOF > kali-${architecture}/etc/network/interfaces
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auto lo
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iface lo inet loopback
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auto eth0
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iface eth0 inet dhcp
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EOF
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cat << EOF > kali-${architecture}/etc/resolv.conf
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nameserver 8.8.8.8
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EOF
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export MALLOC_CHECK_=0 # workaround for LP: #520465
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export LC_ALL=C
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export DEBIAN_FRONTEND=noninteractive
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#mount -t proc proc kali-${architecture}/proc
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#mount -o bind /dev/ kali-${architecture}/dev/
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#mount -o bind /dev/pts kali-${architecture}/dev/pts
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cat << EOF > kali-${architecture}/debconf.set
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console-common console-data/keymap/policy select Select keymap from full list
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console-common console-data/keymap/full select en-latin1-nodeadkeys
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EOF
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mkdir -p kali-${architecture}/usr/lib/systemd/system/
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cat << 'EOF' > kali-${architecture}/usr/lib/systemd/system/regenerate_ssh_host_keys.service
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[Unit]
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Description=Regenerate SSH host keys
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Before=ssh.service
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[Service]
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Type=oneshot
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ExecStartPre=-/bin/dd if=/dev/hwrng of=/dev/urandom count=1 bs=4096
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ExecStartPre=-/bin/sh -c "/bin/rm -f -v /etc/ssh/ssh_host_*_key*"
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ExecStart=/usr/bin/ssh-keygen -A -v
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ExecStartPost=/bin/sh -c "for i in /etc/ssh/ssh_host_*_key*; do actualsize=$(wc -c <\"$i\") ;if [ $actualsize -eq 0 ]; then echo size is 0 bytes ; exit 1 ; fi ; done ; /bin/systemctl disable regenerate_ssh_host_keys"
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[Install]
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WantedBy=multi-user.target
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EOF
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chmod 644 kali-${architecture}/usr/lib/systemd/system/regenerate_ssh_host_keys.service
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cat << EOF > kali-${architecture}/usr/lib/systemd/system/smi-hack.service
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[Unit]
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Description=shared-mime-info update hack
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Before=regenerate_ssh_host_keys.service
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[Service]
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Type=oneshot
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Environment=DEBIAN_FRONTEND=noninteractive
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ExecStart=/bin/sh -c "rm -rf /etc/ssl/certs/*.pem && dpkg -i /root/ca-certificates_20190110_all.deb /root/fontconfig_2.13.1-2_armhf.deb /root/libgdk-pixbuf2.0-0_2.38.1+dfsg-1_armhf.deb"
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ExecStart=/bin/sh -c "dpkg-reconfigure shared-mime-info"
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ExecStart=/bin/sh -c "rm -f /root/*.deb"
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ExecStartPost=/bin/systemctl disable smi-hack
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[Install]
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WantedBy=multi-user.target
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EOF
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chmod 644 kali-${architecture}/usr/lib/systemd/system/smi-hack.service
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cat << EOF > kali-${architecture}/third-stage
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#!/bin/bash
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set -e
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dpkg-divert --add --local --divert /usr/sbin/invoke-rc.d.chroot --rename /usr/sbin/invoke-rc.d
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cp /bin/true /usr/sbin/invoke-rc.d
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echo -e "#!/bin/sh\nexit 101" > /usr/sbin/policy-rc.d
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chmod 755 /usr/sbin/policy-rc.d
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apt-get update
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apt-get --yes --allow-change-held-packages install locales-all
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debconf-set-selections /debconf.set
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rm -f /debconf.set
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apt-get update
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apt-get -y install git-core binutils ca-certificates cryptsetup-bin initramfs-tools u-boot-tools
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apt-get -y install locales console-common less nano git
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echo "root:toor" | chpasswd
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rm -f /etc/udev/rules.d/70-persistent-net.rules
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export DEBIAN_FRONTEND=noninteractive
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# This looks weird, but we do it twice because every so often, there's a failure to download from the mirror
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# So to workaround it, we attempt to install them twice.
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apt-get --yes --allow-change-held-packages install ${packages} || apt-get --yes --fix-broken install
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apt-get --yes --allow-change-held-packages install ${packages} || apt-get --yes --fix-broken install
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apt-get --yes --allow-change-held-packages install ${desktop} ${extras} ${tools} || apt-get --yes --fix-broken install
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apt-get --yes --allow-change-held-packages install ${desktop} ${extras} ${tools} || apt-get --yes --fix-broken install
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apt-get --yes --allow-change-held-packages dist-upgrade
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apt-get --yes --allow-change-held-packages autoremove
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# Regenerated the shared-mime-info database on the first boot
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# since it fails to do so properly in a chroot.
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systemctl enable smi-hack
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# Generate SSH host keys on first run
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systemctl enable regenerate_ssh_host_keys
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systemctl enable ssh
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# Copy bashrc
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cp /etc/skel/.bashrc /root/.bashrc
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cd /root
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apt download ca-certificates
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apt download libgdk-pixbuf2.0-0
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apt download fontconfig
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# We replace the u-boot menu defaults here so we can make sure the build system doesn't poison it.
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# We use _EOF_ so that the third-stage script doesn't end prematurely.
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cat << '_EOF_' > /etc/default/u-boot
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U_BOOT_PARAMETERS="console=ttyS0,115200 console=tty1 root=/dev/mmcblk0p1 rootwait panic=10 rw rootfstype=ext4 net.ifnames=0"
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_EOF_
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rm -f /usr/sbin/policy-rc.d
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rm -f /usr/sbin/invoke-rc.d
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dpkg-divert --remove --rename /usr/sbin/invoke-rc.d
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rm -f /third-stage
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EOF
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chmod 755 kali-${architecture}/third-stage
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LANG=C systemd-nspawn -M ${machine} -D kali-${architecture} /third-stage
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cat << EOF > kali-${architecture}/cleanup
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#!/bin/bash
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rm -rf /root/.bash_history
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apt-get update
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apt-get clean
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rm -f /0
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rm -f /hs_err*
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rm -f cleanup
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rm -f /usr/bin/qemu*
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EOF
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chmod 755 kali-${architecture}/cleanup
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LANG=C systemd-nspawn -M ${machine} -D kali-${architecture} /cleanup
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#umount kali-${architecture}/proc/sys/fs/binfmt_misc
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#umount kali-${architecture}/dev/pts
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#umount kali-${architecture}/dev/
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#umount kali-${architecture}/proc
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# Enable serial console
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echo 'T1:12345:respawn:/sbin/agetty 115200 ttymxc0 vt100' >> \
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"${basedir}"/kali-${architecture}/etc/inittab
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cat << EOF > "${basedir}"/kali-${architecture}/etc/apt/sources.list
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deb http://http.kali.org/kali kali-rolling main non-free contrib
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deb-src http://http.kali.org/kali kali-rolling main non-free contrib
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EOF
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# Uncomment this if you use apt-cacher-ng otherwise git clones will fail.
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#unset http_proxy
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cd "${basedir}"
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# For some reason the brcm firmware doesn't work properly in linux-firmware git
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# so we grab the ones from OpenELEC
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git clone https://github.com/OpenELEC/wlan-firmware
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cd wlan-firmware
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rm -rf "${basedir}"/kali-${architecture}/lib/firmware/brcm
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cp -a "${basedir}"/wlan-firmware/firmware/brcm "${basedir}"/kali-${architecture}/lib/firmware/
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cd "${basedir}"
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cd "${basedir}"
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cp "${basedir}"/../misc/zram "${basedir}"/kali-${architecture}/etc/init.d/zram
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chmod 755 "${basedir}"/kali-${architecture}/etc/init.d/zram
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sed -i -e 's/^#PermitRootLogin.*/PermitRootLogin yes/' "${basedir}"/kali-${architecture}/etc/ssh/sshd_config
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# Ensure we don't have root=/dev/sda3 in the extlinux.conf which comes from running u-boot-menu in a cross chroot.
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sed -i -e 's/append.*/append root=\/dev\/mmcblk1p1 rootfstype=ext4 video=mxcfb0:dev=hdmi,1920x1080M@60,if=RGB24,bpp=32 console=ttymxc0,115200n8 console=tty1 consoleblank=0 rw rootwait/g' "${basedir}"/kali-${architecture}/boot/extlinux/extlinux.conf
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echo "Creating image file for ${imagename}.img"
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dd if=/dev/zero of="${basedir}"/${imagename}.img bs=1M count=${size}
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parted ${imagename}.img --script -- mklabel msdos
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parted ${imagename}.img --script -- mkpart primary ext4 2048s 100%
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# Set the partition variables
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loopdevice=`losetup -f --show "${basedir}"/${imagename}.img`
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device=`kpartx -va ${loopdevice} | sed 's/.*\(loop[0-9]\+\)p.*/\1/g' | head -1`
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sleep 5
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device="/dev/mapper/${device}"
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rootp=${device}p1
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# Create file systems
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mkfs.ext4 -O ^64bit -O ^flex_bg -O ^metadata_csum ${rootp}
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# Create the dirs for the partitions and mount them
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mkdir -p "${basedir}"/root
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mount ${rootp} "${basedir}"/root
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# We do this down here to get rid of the build system's resolv.conf after running through the build.
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cat << EOF > kali-${architecture}/etc/resolv.conf
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nameserver 8.8.8.8
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EOF
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echo "Rsyncing rootfs into image file"
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rsync -HPavz -q "${basedir}"/kali-${architecture}/ "${basedir}"/root/
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dd conv=fsync,notrunc if="${basedir}"/root/usr/lib/u-boot/mx6cuboxi/SPL of=${loopdevice} bs=1k seek=1
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dd conv=fsync,notrunc if="${basedir}"/root/usr/lib/u-boot/mx6cuboxi/u-boot.img of=${loopdevice} bs=1k seek=69
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# Unmount partitions
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sync
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umount ${rootp}
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# We need an older cross compiler for compiling u-boot so check out the 4.7
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# cross compiler.
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#git clone https://github.com/offensive-security/gcc-arm-linux-gnueabihf-4.7
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#git clone https://github.com/SolidRun/u-boot-imx6.git
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#cd "${basedir}"/u-boot-imx6
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#make CROSS_COMPILE="${basedir}"/gcc-arm-linux-gnueabihf-4.7/bin/arm-linux-gnueabihf- mx6_cubox-i_config
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#make CROSS_COMPILE="${basedir}"/gcc-arm-linux-gnueabihf-4.7/bin/arm-linux-gnueabihf-
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#dd if=SPL of=${loopdevice} bs=1K seek=1
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#dd if=u-boot.img of=${loopdevice} bs=1K seek=42
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kpartx -dv ${loopdevice}
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losetup -d ${loopdevice}
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# Don't pixz on 32bit, there isn't enough memory to compress the images.
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MACHINE_TYPE=`uname -m`
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if [ ${MACHINE_TYPE} == 'x86_64' ]; then
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echo "Compressing ${imagename}.img"
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pixz "${basedir}"/${imagename}.img "${basedir}"/../${imagename}.img.xz
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rm "${basedir}"/${imagename}.img
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fi
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# Clean up all the temporary build stuff and remove the directories.
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# Comment this out to keep things around if you want to see what may have gone
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# wrong.
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echo "Removing temporary build files"
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rm -rf "${basedir}"
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