[lxc-devel] [lxc-templates/master] Add kali-linux distro
Re4son on Github
lxc-bot at linuxcontainers.org
Fri May 24 21:48:19 UTC 2019
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From 1f6af7d5959ca1f63ff27c25e2d6669c4048e481 Mon Sep 17 00:00:00 2001
From: Re4son <Re4son at users.noreply.github.com>
Date: Thu, 23 May 2019 21:07:11 +1000
Subject: [PATCH] Add kali-linux distro
Signed-off-by: Re4son <re4son at kali.org>
---
config/kali.common.conf.in | 28 ++
config/kali.userns.conf.in | 2 +
templates/lxc-kali.in | 765 +++++++++++++++++++++++++++++++++++++
3 files changed, 795 insertions(+)
create mode 100644 config/kali.common.conf.in
create mode 100644 config/kali.userns.conf.in
create mode 100644 templates/lxc-kali.in
diff --git a/config/kali.common.conf.in b/config/kali.common.conf.in
new file mode 100644
index 0000000..4e6a6e6
--- /dev/null
+++ b/config/kali.common.conf.in
@@ -0,0 +1,28 @@
+# This derives from the global common config
+lxc.include = @LXCTEMPLATECONFIG@/common.conf
+
+# Doesn't support consoles in /dev/lxc/
+lxc.tty.dir =
+
+# When using LXC with apparmor, the container will be confined by default.
+# If you wish for it to instead run unconfined, copy the following line
+# (uncommented) to the container's configuration file.
+#lxc.apparmor.profile = unconfined
+
+# If you wish to allow mounting block filesystems, then use the following
+# line instead, and make sure to grant access to the block device and/or loop
+# devices below in lxc.cgroup.devices.allow.
+#lxc.apparmor.profile = lxc-container-default-with-mounting
+
+# Extra cgroup device access
+## rtc
+lxc.cgroup.devices.allow = c 254:0 rm
+## tun
+lxc.cgroup.devices.allow = c 10:200 rwm
+## hpet
+lxc.cgroup.devices.allow = c 10:228 rwm
+## kvm
+lxc.cgroup.devices.allow = c 10:232 rwm
+## To use loop devices, copy the following line to the container's
+## configuration file (uncommented).
+#lxc.cgroup.devices.allow = b 7:* rwm
diff --git a/config/kali.userns.conf.in b/config/kali.userns.conf.in
new file mode 100644
index 0000000..707bb30
--- /dev/null
+++ b/config/kali.userns.conf.in
@@ -0,0 +1,2 @@
+# This derives from the global userns config
+lxc.include = @LXCTEMPLATECONFIG@/userns.conf
diff --git a/templates/lxc-kali.in b/templates/lxc-kali.in
new file mode 100644
index 0000000..8656438
--- /dev/null
+++ b/templates/lxc-kali.in
@@ -0,0 +1,765 @@
+#!/bin/bash
+
+#
+# lxc: linux Container library
+
+# Authors:
+# Daniel Lezcano <daniel.lezcano at free.fr>
+# Re4son <re4son at kali.org>
+
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+# Detect use under userns (unsupported)
+for arg in "$@"; do
+ [ "$arg" = "--" ] && break
+ if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
+ echo "This template can't be used for unprivileged containers." 1>&2
+ echo "You may want to try the \"download\" template instead." 1>&2
+ exit 1
+ fi
+done
+
+# Make sure the usual locations are in PATH
+export PATH=$PATH:/usr/sbin:/usr/bin:/sbin:/bin
+export GREP_OPTIONS=""
+
+MIRROR=${MIRROR:-http://http.kali.org/kali}
+## SECURITY_MIRROR=${SECURITY_MIRROR:-http://http.kali.org/}
+LOCALSTATEDIR="@LOCALSTATEDIR@"
+LXC_TEMPLATE_CONFIG="@LXCTEMPLATECONFIG@"
+# Allows the lxc-cache directory to be set by environment variable
+LXC_CACHE_PATH=${LXC_CACHE_PATH:-"$LOCALSTATEDIR/cache/lxc"}
+
+find_interpreter()
+{
+ given_interpreter=$(basename "$1")
+
+ if [ ! -d /proc/sys/fs/binfmt_misc/ ] ; then
+ return 1
+ fi
+ for file in /proc/sys/fs/binfmt_misc/* ; do
+ if [ "$file" = "/proc/sys/fs/binfmt_misc/register" -o \
+ "$file" = "/proc/sys/fs/binfmt_misc/status" ] ; then
+ continue
+ fi
+ interpreter_path=$(sed -n "/^interpreter/s/interpreter \([^[:space:]]*\)/\1/p" "$file")
+ interpreter=$(basename "$interpreter_path")
+
+ if [ "$given_interpreter" = "$interpreter" ] ; then
+ echo "$interpreter_path"
+ return 0
+ fi
+ done
+ return 1
+}
+
+configure_kali()
+{
+ rootfs=$1
+ hostname=$2
+ num_tty=$3
+
+ # squeeze only has /dev/tty and /dev/tty0 by default,
+ # therefore creating missing device nodes for tty1-4.
+ for tty in $(seq 1 "$num_tty"); do
+ if [ ! -e "$rootfs/dev/tty$tty" ]; then
+ mknod "$rootfs/dev/tty$tty" c 4 "$tty"
+ fi
+ done
+
+ # configure the inittab
+ cat <<EOF > $rootfs/etc/inittab
+id:3:initdefault:
+si::sysinit:/etc/init.d/rcS
+l0:0:wait:/etc/init.d/rc 0
+l1:1:wait:/etc/init.d/rc 1
+l2:2:wait:/etc/init.d/rc 2
+l3:3:wait:/etc/init.d/rc 3
+l4:4:wait:/etc/init.d/rc 4
+l5:5:wait:/etc/init.d/rc 5
+l6:6:wait:/etc/init.d/rc 6
+# Normally not reached, but fallthrough in case of emergency.
+z6:6:respawn:/sbin/sulogin
+1:2345:respawn:/sbin/getty 38400 console
+$(for tty in $(seq 1 "$num_tty"); do echo "c${tty}:12345:respawn:/sbin/getty 38400 tty${tty} linux" ; done;)
+p6::ctrlaltdel:/sbin/init 6
+p0::powerfail:/sbin/init 0
+EOF
+
+ # symlink mtab
+ [ -e "$rootfs/etc/mtab" ] && rm "$rootfs/etc/mtab"
+ ln -s /proc/self/mounts "$rootfs/etc/mtab"
+
+ # disable selinux in kali
+ mkdir -p "$rootfs/selinux"
+ echo 0 > "$rootfs/selinux/enforce"
+
+ # configure the network using the dhcp
+ cat <<EOF > $rootfs/etc/network/interfaces
+auto lo
+iface lo inet loopback
+
+auto eth0
+iface eth0 inet dhcp
+EOF
+
+ # set the hostname
+ cat <<EOF > $rootfs/etc/hostname
+$hostname
+EOF
+
+ # reconfigure some services
+
+ # but first reconfigure locales - so we get no noisy perl-warnings
+ if [ -z "$LANG" ] || echo $LANG | grep -E -q "^C(\..+)*$"; then
+ cat >> "$rootfs/etc/locale.gen" << EOF
+en_US.UTF-8 UTF-8
+EOF
+ chroot "$rootfs" locale-gen en_US.UTF-8 UTF-8
+ chroot "$rootfs" update-locale LANG=en_US.UTF-8
+ else
+ encoding=$(echo "$LANG" | cut -d. -f2)
+ chroot "$rootfs" sed -e "s/^# \(${LANG} ${encoding}\)/\1/" \
+ -i /etc/locale.gen 2> /dev/null
+ cat >> "$rootfs/etc/locale.gen" << EOF
+$LANG $encoding
+EOF
+ chroot "$rootfs" locale-gen "$LANG" "$encoding"
+ chroot "$rootfs" update-locale LANG="$LANG"
+ fi
+
+ # generate new SSH keys
+ if [ -x "$rootfs/var/lib/dpkg/info/openssh-server.postinst" ]; then
+ cat > "$rootfs/usr/sbin/policy-rc.d" << EOF
+#!/bin/sh
+exit 101
+EOF
+ chmod +x "$rootfs/usr/sbin/policy-rc.d"
+
+ if [ -f "$rootfs/etc/init/ssh.conf" ]; then
+ mv "$rootfs/etc/init/ssh.conf" "$rootfs/etc/init/ssh.conf.disabled"
+ fi
+
+ rm -f "$rootfs/etc/ssh/"ssh_host_*key*
+
+ DPKG_MAINTSCRIPT_PACKAGE=openssh DPKG_MAINTSCRIPT_NAME=postinst chroot "$rootfs" /var/lib/dpkg/info/openssh-server.postinst configure
+ sed -i "s/root@$(hostname)/root@$hostname/g" "$rootfs/etc/ssh/"ssh_host_*.pub
+
+ if [ -f "$rootfs/etc/init/ssh.conf.disabled" ]; then
+ mv "$rootfs/etc/init/ssh.conf.disabled" "$rootfs/etc/init/ssh.conf"
+ fi
+
+ rm -f "$rootfs/usr/sbin/policy-rc.d"
+ fi
+
+ # set initial timezone as on host
+ if [ -f /etc/timezone ]; then
+ cat /etc/timezone > "$rootfs/etc/timezone"
+ chroot "$rootfs" dpkg-reconfigure -f noninteractive tzdata
+ elif [ -f /etc/sysconfig/clock ]; then
+ . /etc/sysconfig/clock
+ echo "$ZONE" > "$rootfs/etc/timezone"
+ chroot "$rootfs" dpkg-reconfigure -f noninteractive tzdata
+ else
+ echo "Timezone in container is not configured. Adjust it manually."
+ fi
+
+ if [ -n "$authkey" ]; then
+ local ssh_dir_path="${rootfs}/root/.ssh"
+ mkdir -p "$ssh_dir_path"
+ cp "$authkey" "${ssh_dir_path}/authorized_keys"
+ chmod 700 "$ssh_dir_path"
+ echo "Inserted SSH public key from '$authkey' into /root/.ssh/authorized_keys"
+ fi
+
+ return 0
+}
+
+write_sourceslist()
+{
+ local rootfs="$1"; shift
+ local release="$1"; shift
+ local arch="$1"; shift
+
+ local prefix="deb"
+ if [ -n "${arch}" ]; then
+ prefix="deb [arch=${arch}]"
+ fi
+
+ if [ "$mainonly" = 1 ]; then
+ non_main=''
+ else
+ non_main=' contrib non-free'
+ fi
+
+ cat >> "${rootfs}/etc/apt/sources.list" << EOF
+${prefix} $MIRROR ${release} main${non_main}
+EOF
+
+}
+
+install_packages()
+{
+ local rootfs="$1"; shift
+ local packages="$*"
+
+ chroot "${rootfs}" apt-get update
+ if [ -n "${packages}" ]; then
+ chroot "${rootfs}" apt-get install --force-yes -y --no-install-recommends ${packages}
+ fi
+}
+
+configure_kali_systemd()
+{
+ path=$1
+ rootfs=$2
+ config=$3
+ num_tty=$4
+
+ # just in case systemd is not installed
+ mkdir -p "${rootfs}/lib/systemd/system"
+ mkdir -p "${rootfs}/etc/systemd/system/getty.target.wants"
+
+ # Fix getty-static-service as debootstrap does not install dbus
+ if [ -e "$rootfs//lib/systemd/system/getty-static.service" ] ; then
+ local tty_services
+ tty_services=$(for i in $(seq 2 "$num_tty"); do echo -n "getty at tty${i}.service "; done; )
+ sed 's/ getty at tty.*/'" $tty_services "'/g' \
+ "$rootfs/lib/systemd/system/getty-static.service" | \
+ sed 's/\(tty2-tty\)[5-9]/\1'"${num_tty}"'/g' > "$rootfs/etc/systemd/system/getty-static.service"
+ fi
+
+ # This function has been copied and adapted from lxc-fedora
+ rm -f "${rootfs}/etc/systemd/system/default.target"
+ chroot "${rootfs}" ln -s /dev/null /etc/systemd/system/udev.service
+ chroot "${rootfs}" ln -s /dev/null /etc/systemd/system/systemd-udevd.service
+ chroot "${rootfs}" ln -s /lib/systemd/system/multi-user.target /etc/systemd/system/default.target
+ # Setup getty service on the ttys we are going to allow in the
+ # default config. Number should match lxc.tty.max
+ ( cd "${rootfs}/etc/systemd/system/getty.target.wants"
+ for i in $(seq 1 "$num_tty") ; do ln -sf ../getty\@.service getty at tty"${i}".service; done )
+
+ # Since we use static-getty.target; we need to mask container-getty at .service generated by
+ # container-getty-generator, so we don't get multiple instances of agetty running.
+ # See https://github.com/lxc/lxc/issues/520 and https://github.com/lxc/lxc/issues/484
+ ( cd "${rootfs}/etc/systemd/system/getty.target.wants"
+ for i in $(seq 0 "$num_tty"); do ln -sf /dev/null container-getty\@"${i}".service; done )
+
+ return 0
+}
+
+# Check if given path is in a btrfs partition
+is_btrfs()
+{
+ [ -e "$1" -a "$(stat -f -c '%T' "$1")" = "btrfs" ]
+}
+
+# Check if given path is the root of a btrfs subvolume
+is_btrfs_subvolume()
+{
+ [ -d "$1" -a "$(stat -f -c '%T' "$1")" = "btrfs" -a "$(stat -c '%i' "$1")" -eq 256 ]
+}
+
+try_mksubvolume()
+{
+ path=$1
+ [ -d "$path" ] && return 0
+ mkdir -p "$(dirname "$path")"
+ if which btrfs >/dev/null 2>&1 && is_btrfs "$(dirname "$path")"; then
+ btrfs subvolume create "$path"
+ else
+ mkdir -p "$path"
+ fi
+}
+
+try_rmsubvolume()
+{
+ path=$1
+ [ -d "$path" ] || return 0
+ if which btrfs >/dev/null 2>&1 && is_btrfs_subvolume "$path"; then
+ btrfs subvolume delete "$path"
+ else
+ rm -rf "$path"
+ fi
+}
+
+cleanup()
+{
+ try_rmsubvolume "$cache/partial-$release-$arch"
+ try_rmsubvolume "$cache/rootfs-$release-$arch"
+}
+
+download_kali()
+{
+ init=init
+ iproute=iproute2
+ packages=\
+$init,\
+ifupdown,\
+locales,\
+dialog,\
+isc-dhcp-client,\
+netbase,\
+net-tools,\
+$iproute,\
+openssh-server,\
+kali-archive-keyring
+
+ cache=$1
+ arch=$2
+ release=$3
+ interpreter="$4"
+ interpreter_path="$5"
+
+ trap cleanup EXIT SIGHUP SIGINT SIGTERM
+
+ # Create the cache
+ mkdir -p "$cache"
+
+ # If kali-archive-keyring isn't installed, fetch GPG keys directly
+ releasekeyring=/usr/share/keyrings/kali-archive-keyring.gpg
+ if [ ! -f $releasekeyring ]; then
+ releasekeyring="$cache/archive-key.gpg"
+ gpgkeyname="archive-key"
+ wget https://archive.kali.org/${gpgkeyname}.asc -O - --quiet \
+ | gpg --import --no-default-keyring --keyring="${releasekeyring}"
+ fi
+ # check the mini kali was not already downloaded
+ try_mksubvolume "$cache/partial-$release-$arch"
+ if [ $? -ne 0 ]; then
+ echo "Failed to create '$cache/partial-$release-$arch' directory"
+ return 1
+ fi
+
+ # download a mini kali into a cache
+ echo "Downloading kali minimal ..."
+ if [ "$interpreter" = "" ] ; then
+ debootstrap --verbose --variant=minbase --arch="$arch" \
+ --include=$packages --keyring="${releasekeyring}" \
+ "$release" "$cache/partial-$release-$arch" "$MIRROR"
+ if [ $? -ne 0 ]; then
+ echo "Failed to download the rootfs, aborting."
+ return 1
+ fi
+ else
+ debootstrap --foreign --verbose --variant=minbase --arch="$arch" \
+ --include=$packages --keyring="${releasekeyring}" \
+ "$release" "$cache/partial-$release-$arch" "$MIRROR"
+ if [ $? -ne 0 ]; then
+ echo "Failed to download the rootfs, aborting."
+ return 1
+ fi
+ mkdir -p "$(basename "$cache/partial-$release-$arch/$interpreter_path")"
+ cp "$interpreter" "$cache/partial-$release-$arch/$interpreter_path"
+ if [ $? -ne 0 ]; then
+ echo "failed to copy $interpreter to $cache/partial-$release-$arch/$interpreter_path"
+ return 1
+ fi
+ chroot "$cache/partial-$release-$arch" debootstrap/debootstrap --second-stage
+ if [ $? -ne 0 ]; then
+ echo "failed to update the rootfs, aborting"
+ return 1
+ fi
+ fi
+
+ mv "$1/partial-$release-$arch" "$1/rootfs-$release-$arch"
+ echo "Download complete."
+ trap EXIT
+ trap SIGINT
+ trap SIGTERM
+ trap SIGHUP
+
+ return 0
+}
+
+copy_kali()
+{
+ cache=$1
+ arch=$2
+ rootfs=$3
+ release=$4
+
+ # make a local copy of the minikali
+ echo -n "Copying rootfs to $rootfs..."
+ try_mksubvolume "$rootfs"
+ if which btrfs >/dev/null 2>&1 && \
+ is_btrfs_subvolume "$cache/rootfs-$release-$arch" && \
+ is_btrfs_subvolume "$rootfs"; then
+ realrootfs="$(dirname "$config")"/rootfs
+ [ "$rootfs" = "$realrootfs" ] || umount "$rootfs" || return 1
+ btrfs subvolume delete "$realrootfs" || return 1
+ btrfs subvolume snapshot "$cache/rootfs-$release-$arch" "$realrootfs" || return 1
+ [ "$rootfs" = "$realrootfs" ] || mount --bind "$realrootfs" "$rootfs" || return 1
+ else
+ rsync -SHaAX "$cache/rootfs-$release-$arch"/ $rootfs/ || return 1
+ fi
+ return 0
+}
+
+install_kali()
+{
+ rootfs=$1
+ release=$2
+ arch=$3
+ cache="$4/kali"
+ interpreter="$5"
+ interpreter_path="$6"
+ flushcache=$7
+ mkdir -p $LOCALSTATEDIR/lock/subsys/
+ (
+ flock -x 9
+ if [ $? -ne 0 ]; then
+ echo "Cache repository is busy."
+ return 1
+ fi
+
+ if [ "$flushcache" -eq 1 ]; then
+ echo "Flushing cache..."
+ cleanup
+ fi
+
+ echo "Checking cache download in $cache/rootfs-$release-$arch ... "
+ if [ ! -e "$cache/rootfs-$release-$arch" ]; then
+ download_kali "$cache" "$arch" "$release" "$interpreter" "$interpreter_path"
+ if [ $? -ne 0 ]; then
+ echo "Failed to download 'kali base'"
+ return 1
+ fi
+ fi
+
+ copy_kali "$cache" "$arch" "$rootfs" "$release"
+ if [ $? -ne 0 ]; then
+ echo "Failed to copy rootfs"
+ return 1
+ fi
+
+ return 0
+
+ ) 9>$LOCALSTATEDIR/lock/subsys/lxc-kali
+
+ return $?
+}
+
+copy_configuration()
+{
+ path=$1
+ rootfs=$2
+ hostname=$3
+ arch=$4
+ num_tty=$5
+
+ # Generate the configuration file
+ # if there is exactly one veth network entry, make sure it has an
+ # associated hwaddr.
+ nics=$(grep -ce '^lxc\.net\.0\.type[ \t]*=[ \t]*veth' "$path/config")
+ if [ "$nics" -eq 1 ]; then
+ grep -q "^lxc.net.0.hwaddr" "$path/config" || sed -i -e "/^lxc\.net\.0\.type[ \t]*=[ \t]*veth/a lxc.net.0.hwaddr = 00:16:3e:$(openssl rand -hex 3| sed 's/\(..\)/\1:/g; s/.$//')" "$path/config"
+ fi
+
+ ## Add all the includes
+ echo "" >> "$path/config"
+ echo "# Common configuration" >> "$path/config"
+ if [ -e "${LXC_TEMPLATE_CONFIG}/kali.common.conf" ]; then
+ echo "lxc.include = ${LXC_TEMPLATE_CONFIG}/kali.common.conf" >> "$path/config"
+ fi
+ if [ -e "${LXC_TEMPLATE_CONFIG}/kali.${release}.conf" ]; then
+ echo "lxc.include = ${LXC_TEMPLATE_CONFIG}/kali.${release}.conf" >> "$path/config"
+ fi
+
+ ## Add the container-specific config
+ echo "" >> "$path/config"
+ echo "# Container specific configuration" >> "$path/config"
+ grep -q "^lxc.rootfs.path" "$path/config" 2> /dev/null || echo "lxc.rootfs.path = $rootfs" >> "$path/config"
+
+ cat <<EOF >> $path/config
+lxc.tty.max = $num_tty
+lxc.uts.name = $hostname
+lxc.arch = $arch
+lxc.pty.max = 1024
+EOF
+
+ if [ $? -ne 0 ]; then
+ echo "Failed to add configuration"
+ return 1
+ fi
+
+ return 0
+}
+
+post_process()
+{
+ local rootfs="$1"; shift
+ local release="$1"; shift
+ local arch="$1"; shift
+ local hostarch="$1"; shift
+ local interpreter="$1"; shift
+ local packages="$*"
+
+ # Disable service startup
+ cat > "${rootfs}/usr/sbin/policy-rc.d" << EOF
+#!/bin/sh
+exit 101
+EOF
+ chmod +x "${rootfs}/usr/sbin/policy-rc.d"
+
+ # If the container isn't running a native architecture, setup multiarch
+ if [ "$interpreter" = "" -a "${arch}" != "${hostarch}" ]; then
+ # Test if dpkg supports multiarch
+ if ! chroot "$rootfs" dpkg --print-foreign-architectures 2>&1; then
+ chroot "$rootfs" dpkg --add-architecture "${hostarch}"
+ fi
+ fi
+
+ # Write a new sources.list containing both native and multiarch entries
+ > "${rootfs}/etc/apt/sources.list"
+ if [ "$interpreter" != "" -a "${arch}" = "${hostarch}" ]; then
+ write_sourceslist "${rootfs}" "${release}" "${arch}"
+ else
+ write_sourceslist "${rootfs}" "${release}"
+ fi
+
+ # Install Packages in container
+ if [ -n "${packages}" ]; then
+ local pack_list
+ pack_list="${packages//,/ }"
+ echo "Installing packages: ${pack_list}"
+ install_packages "${rootfs}" "${pack_list}"
+ fi
+
+ # Re-enable service startup
+ rm "${rootfs}/usr/sbin/policy-rc.d"
+
+ # end
+}
+
+clean()
+{
+ cache=${LXC_CACHE_PATH:-"$LOCALSTATEDIR/cache/lxc/kali"}
+
+ if [ ! -e "$cache" ]; then
+ exit 0
+ fi
+
+ # lock, so we won't purge while someone is creating a repository
+ (
+ flock -x 9
+ if [ $? != 0 ]; then
+ echo "Cache repository is busy."
+ exit 1
+ fi
+
+ echo -n "Purging the download cache..."
+ rm --preserve-root --one-file-system -rf "$cache" && echo "Done." || exit 1
+ exit 0
+
+ ) 9>$LOCALSTATEDIR/lock/subsys/lxc-kali
+}
+
+usage()
+{
+ cat <<EOF
+Template specific options can be passed to lxc-create after a '--' like this:
+
+ lxc-create --name=NAME [-lxc-create-options] -- [-template-options]
+
+Usage: $1 -h|--help -p|--path=<path> [-c|--clean] [-a|--arch=<arch>] [-r|--release=<release>]
+ [--mirror=<mirror>] [--security-mirror=<security mirror>]
+ [--package=<package_name1,package_name2,...>]
+ [-I|--interpreter-path=<interpreter path>]
+ [-F | --flush-cache] [-S|--auth-key=<keyfile>]
+
+Options :
+
+ -h, --help print this help text
+ -p, --path=PATH directory where config and rootfs of this VM will be kept
+ -S, --auth-key=KEYFILE SSH public key to inject into the container as the root user.
+ -a, --arch=ARCH The container architecture. Can be one of: i686, x86_64,
+ amd64, armhf, armel. Defaults to host arch.
+ --mirror=MIRROR Kali mirror to use during installation. Overrides the MIRROR
+ environment variable (see below).
+ --security-mirror=SECURITY_MIRROR
+ Kali mirror to use for security updates. Overrides the
+ SECURITY_MIRROR environment variable (see below).
+ --packages=PACKAGE_NAME1,PACKAGE_NAME2,...
+ List of additional packages to install. Comma separated, without space.
+ -c, --clean only clean up the cache and terminate
+ --enable-non-free include also Kali's contrib and non-free repositories.
+ -I|--interpreter-path=INTERPRETER-PATH
+ Path of the binfmt interpreter to copy to the rootfs
+ -F | --flush-cache Flush the kali release cache
+
+Environment variables:
+
+ MIRROR The Kali package mirror to use. See also the --mirror switch above.
+ Defaults to '$MIRROR'
+EOF
+ return 0
+}
+
+options=$(getopt -o hp:n:a:cI:FS: -l arch:,auth-key:,clean,help,enable-non-free,mirror:,name:,packages:,path:,rootfs:,interpreter-path:,flush-cache -- "$@")
+if [ $? -ne 0 ]; then
+ usage "$(basename "$0")"
+ exit 1
+fi
+eval set -- "$options"
+
+littleendian=$(lscpu | grep '^Byte Order' | grep -q Little && echo yes)
+
+arch=$(uname -m)
+if [ "$arch" = "i686" ]; then
+ arch="i386"
+elif [ "$arch" = "x86_64" ]; then
+ arch="amd64"
+elif [ "$arch" = "armv7l" ]; then
+ arch="armhf"
+elif [ "$arch" = "aarch64" ]; then
+ arch="arm64"
+fi
+hostarch=$arch
+mainonly=1
+flushcache=0
+
+while true
+do
+ case "$1" in
+ -h|--help) usage "$0" && exit 1;;
+ --) shift 1; break ;;
+
+ -a|--arch) arch=$2; shift 2;;
+ -S|--auth-key) authkey=$2; shift 2;;
+ -I|--interpreter-path)
+ interpreter="$2"; shift 2;;
+ -c|--clean) clean=1; shift 1;;
+ --enable-non-free) mainonly=0; shift 1;;
+ --mirror) MIRROR=$2; shift 2;;
+ -n|--name) name=$2; shift 2;;
+ --packages) packages=$2; shift 2;;
+ -p|--path) path=$2; shift 2;;
+ --rootfs) rootfs=$2; shift 2;;
+ -F|--flush-cache) flushcache=1; shift 1;;
+ *) break ;;
+ esac
+done
+
+if [ ! -z "$clean" -a -z "$path" ]; then
+ clean || exit 1
+ exit 0
+fi
+
+if [ "$arch" = "i686" ]; then
+ arch=i386
+fi
+
+if [ "$arch" = "x86_64" ]; then
+ arch=amd64
+fi
+
+if [ "$interpreter" = "" ] ; then
+ if [ $hostarch = "i386" -a $arch = "amd64" ]; then
+ echo "can't create $arch container on $hostarch"
+ exit 1
+ fi
+
+ if [ $hostarch = "armhf" -o $hostarch = "armel" ] && \
+ [ $arch != "armhf" -a $arch != "armel" ]; then
+ echo "can't create $arch container on $hostarch"
+ exit 1
+ fi
+else
+ if ! file -b "${interpreter}" |grep -q "statically linked" ; then
+ echo "'${interpreter}' must be statically linked" 1>&2
+ exit 1
+ fi
+ interpreter_path=$(find_interpreter "$interpreter")
+ if [ $? -ne 0 ] ; then
+ echo "no binfmt interpreter using $(basename "$interpreter")" 1>&2
+ exit 1
+ fi
+fi
+
+type debootstrap
+if [ $? -ne 0 ]; then
+ echo "'debootstrap' command is missing"
+ exit 1
+fi
+
+if [ -z "$path" ]; then
+ echo "'path' parameter is required"
+ exit 1
+fi
+
+if [ "$(id -u)" != "0" ]; then
+ echo "This script should be run as 'root'"
+ exit 1
+fi
+
+if [ -n "$authkey" ]; then
+ if [ ! -f "$authkey" ]; then
+ echo "SSH keyfile '$authkey' not found"
+ exit 1
+ fi
+ # This is mostly to prevent accidental uage of the private key instead
+ # of the public key.
+ if [ "${authkey: -4}" != ".pub" ]; then
+ echo "SSH keyfile '$authkey' does not end with '.pub'"
+ exit 1
+ fi
+fi
+
+release=kali-rolling
+
+# detect rootfs
+config="$path/config"
+if [ -z "$rootfs" ]; then
+ if grep -q '^lxc.rootfs.path' "$config" 2> /dev/null ; then
+ rootfs=$(awk -F= '/^lxc.rootfs.path[ \t]+=/{ print $2 }' "$config")
+ else
+ rootfs=$path/rootfs
+ fi
+fi
+
+# determine the number of ttys - default is 4
+if grep -q '^lxc.tty.max' "$config" 2> /dev/null ; then
+ num_tty=$(awk -F= '/^lxc.tty.max[ \t]+=/{ print $2 }' "$config")
+else
+ num_tty=4
+fi
+
+install_kali "$rootfs" "$release" "$arch" "$LXC_CACHE_PATH" "$interpreter" "$interpreter_path" "$flushcache"
+if [ $? -ne 0 ]; then
+ echo "failed to install kali"
+ exit 1
+fi
+
+configure_kali "$rootfs" "$name" $num_tty
+if [ $? -ne 0 ]; then
+ echo "failed to configure kali for a container"
+ exit 1
+fi
+
+copy_configuration "$path" "$rootfs" "$name" $arch $num_tty
+if [ $? -ne 0 ]; then
+ echo "failed write configuration file"
+ exit 1
+fi
+
+configure_kali_systemd "$path" "$rootfs" "$config" $num_tty
+
+post_process "${rootfs}" "${release}" ${arch} ${hostarch} "${interpreter}" "${packages}"
+
+if [ ! -z "$clean" ]; then
+ clean || exit 1
+ exit 0
+fi
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