Remove quantal64 specific code for building base boxes

This commit is contained in:
Fabio Rehm 2013-04-21 22:31:15 -03:00
parent 098e3a633d
commit 4e136452cd
3 changed files with 0 additions and 699 deletions

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#!/bin/bash
# This is the code extracted from /usr/share/lxc/templates/lxc-ubuntu
# that comes with Ubuntu 12.10 which is responsible for downloading the
# rootfs files / packages
# It also installs puppet and chef on the container
set -e
suggest_flush()
{
echo "Container upgrade failed. The container cache may be out of date,"
echo "in which case flushing the case (see -F in the hep output) may help."
}
cleanup()
{
rm -rf $cache/partial
rm -rf $cache/rootfs
}
write_sourceslist()
{
# $1 => path to the rootfs
MIRROR=${MIRROR:-http://archive.ubuntu.com/ubuntu}
SECURITY_MIRROR=${SECURITY_MIRROR:-http://security.ubuntu.com/ubuntu}
cat >> "$1/etc/apt/sources.list" << EOF
deb $MIRROR ${release} main restricted universe multiverse
deb $MIRROR ${release}-updates main restricted universe multiverse
deb $SECURITY_MIRROR ${release}-security main restricted universe multiverse
EOF
}
download_ubuntu()
{
packages=vim,ssh,curl,wget,bash-completion,manpages,man-db,psmisc
echo "installing packages: $packages"
trap cleanup EXIT SIGHUP SIGINT SIGTERM
# check the mini ubuntu was not already downloaded
mkdir -p "$cache/partial"
if [ $? -ne 0 ]; then
echo "Failed to create '$cache/partial' directory"
return 1
fi
# download a mini ubuntu into a cache
echo "Downloading ubuntu $release minimal ..."
if [ -n "$(which qemu-debootstrap)" ]; then
qemu-debootstrap --verbose --components=main,universe --arch=$arch --include=$packages $release $cache/partial $MIRROR
else
debootstrap --verbose --components=main,universe --arch=$arch --include=$packages $release $cache/partial $MIRROR
fi
if [ $? -ne 0 ]; then
echo "Failed to download the rootfs, aborting."
return 1
fi
# Serge isn't sure whether we should avoid doing this when
# $release == `distro-info -d`
echo "Installing updates"
> $cache/partial/etc/apt/sources.list
write_sourceslist $cache/partial/ $arch
chroot "$1/partial" apt-get update
if [ $? -ne 0 ]; then
echo "Failed to update the apt cache"
return 1
fi
cat > "$1/partial"/usr/sbin/policy-rc.d << EOF
#!/bin/sh
exit 101
EOF
chmod +x "$1/partial"/usr/sbin/policy-rc.d
lxc-unshare -s MOUNT -- chroot "$1/partial" apt-get dist-upgrade -y || { suggest_flush; false; }
rm -f "$1/partial"/usr/sbin/policy-rc.d
chroot "$1/partial" apt-get clean
mv "$1/partial" "$1/rootfs"
trap EXIT
trap SIGINT
trap SIGTERM
trap SIGHUP
echo "Download complete"
return 0
}
declare cache=`readlink -f .` \
arch=amd64 \
release=quantal
if [ -d "${cache}/rootfs" ]; then
echo 'The rootfs cache has been built already, please remove it if you want to update'
exit 1
fi
download_ubuntu $cache $arch $release
rootfs="${cache}/rootfs"
echo "installing puppet"
wget http://apt.puppetlabs.com/puppetlabs-release-precise.deb -O "${rootfs}/tmp/puppetlabs-release-${release}.deb"
chroot $rootfs dpkg -i "/tmp/puppetlabs-release-${release}.deb"
chroot $rootfs apt-get update
chroot $rootfs apt-get install puppet -y
echo "installing chef"
cat > $rootfs/tmp/install-chef.sh << EOF
#!/bin/sh
curl -L https://www.opscode.com/chef/install.sh -k | sudo bash
EOF
chmod +x $rootfs/tmp/install-chef.sh
chroot $rootfs /tmp/install-chef.sh
rm -rf $rootfs/tmp/*

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#!/bin/bash
# This is a modified version of /usr/share/lxc/templates/lxc-ubuntu
# that comes with Ubuntu 12.10 changed to suit vagrant-lxc needs
#
# template script for generating ubuntu container for LXC
#
# This script consolidates and extends the existing lxc ubuntu scripts
#
# Copyright © 2011 Serge Hallyn <serge.hallyn@canonical.com>
# Copyright © 2010 Wilhelm Meier
# Author: Wilhelm Meier <wilhelm.meier@fh-kl.de>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2, as
# published by the Free Software Foundation.
# This program 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 General Public License for more details.
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
set -e
if [ -r /etc/default/lxc ]; then
. /etc/default/lxc
fi
configure_ubuntu()
{
rootfs=$1
release=$3
hostname='quantal64'
# configure the network using the dhcp
cat <<EOF > $rootfs/etc/network/interfaces
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
# The loopback network interface
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
EOF
# set the hostname
cat <<EOF > $rootfs/etc/hostname
$hostname
EOF
# set minimal hosts
cat <<EOF > $rootfs/etc/hosts
127.0.0.1 localhost
127.0.1.1 $hostname
# The following lines are desirable for IPv6 capable hosts
::1 ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
EOF
if [ ! -f $rootfs/etc/init/container-detect.conf ]; then
# suppress log level output for udev
sed -i "s/=\"err\"/=0/" $rootfs/etc/udev/udev.conf
# remove jobs for consoles 5 and 6 since we only create 4 consoles in
# this template
rm -f $rootfs/etc/init/tty{5,6}.conf
fi
if ! (grep -q vagrant $rootfs/etc/passwd); then
chroot $rootfs useradd --create-home -s /bin/bash vagrant
echo "vagrant:vagrant" | chroot $rootfs chpasswd
fi
return 0
}
# finish setting up the user in the container by injecting ssh key and
# adding sudo group membership.
# passed-in user is 'vagrant'
finalize_user()
{
user=$1
sudo_version=$(chroot $rootfs dpkg-query -W -f='${Version}' sudo)
if chroot $rootfs dpkg --compare-versions $sudo_version gt "1.8.3p1-1"; then
groups="sudo"
else
groups="sudo admin"
fi
for group in $groups; do
chroot $rootfs groupadd --system $group >/dev/null 2>&1 || true
chroot $rootfs adduser ${user} $group >/dev/null 2>&1 || true
done
chroot $rootfs cp /etc/sudoers /etc/sudoers.orig >/dev/null 2>&1 || true
chroot $rootfs sed -i -e 's/%sudo\s\+ALL=(ALL:ALL)\s\+ALL/%sudo ALL=NOPASSWD:ALL/g' /etc/sudoers >/dev/null 2>&1 || true
chroot $rootfs locale-gen en_US en_US.UTF-8 hu_HU hu_HU.UTF-8 >/dev/null 2>&1 || true
chroot $rootfs dpkg-reconfigure locales >/dev/null 2>&1 || true
if [ -n "$auth_key" -a -f "$auth_key" ]; then
u_path="/home/${user}/.ssh"
root_u_path="$rootfs/$u_path"
mkdir -p $root_u_path
cp $auth_key "$root_u_path/authorized_keys"
chroot $rootfs chown -R ${user}: "$u_path"
echo "Inserted SSH public key from $auth_key into /home/${user}/.ssh/authorized_keys"
fi
return 0
}
write_sourceslist()
{
# $1 => path to the rootfs
# $2 => architecture we want to add
# $3 => whether to use the multi-arch syntax or not
case $2 in
amd64|i386)
MIRROR=${MIRROR:-http://archive.ubuntu.com/ubuntu}
SECURITY_MIRROR=${SECURITY_MIRROR:-http://security.ubuntu.com/ubuntu}
;;
*)
MIRROR=${MIRROR:-http://ports.ubuntu.com/ubuntu-ports}
SECURITY_MIRROR=${SECURITY_MIRROR:-http://ports.ubuntu.com/ubuntu-ports}
;;
esac
if [ -n "$3" ]; then
cat >> "$1/etc/apt/sources.list" << EOF
deb [arch=$2] $MIRROR ${release} main restricted universe multiverse
deb [arch=$2] $MIRROR ${release}-updates main restricted universe multiverse
deb [arch=$2] $SECURITY_MIRROR ${release}-security main restricted universe multiverse
EOF
else
cat >> "$1/etc/apt/sources.list" << EOF
deb $MIRROR ${release} main restricted universe multiverse
deb $MIRROR ${release}-updates main restricted universe multiverse
deb $SECURITY_MIRROR ${release}-security main restricted universe multiverse
EOF
fi
}
extract_rootfs()
{
tarball=$1
arch=$2
rootfs=$3
echo "Extracting $tarball ..."
mkdir -p $(dirname $rootfs)
# Make sure the rootfs does not exist before extracting
rm -rf $rootfs
(cd `dirname $rootfs` && tar xfz $tarball)
return 0
}
install_ubuntu()
{
rootfs=$1
release=$2
tarball=$3
mkdir -p /var/lock/subsys/
(
flock -x 200
if [ $? -ne 0 ]; then
echo "Cache repository is busy."
return 1
fi
extract_rootfs $tarball $arch $rootfs
if [ $? -ne 0 ]; then
echo "Failed to copy rootfs"
return 1
fi
return 0
) 200>/var/lock/subsys/lxc
return $?
}
copy_configuration()
{
path=$1
rootfs=$2
name=$3
arch=$4
release=$5
if [ $arch = "i386" ]; then
arch="i686"
fi
ttydir=""
if [ -f $rootfs/etc/init/container-detect.conf ]; then
ttydir=" lxc"
fi
# if there is exactly one veth network entry, make sure it has an
# associated hwaddr.
nics=`grep -e '^lxc\.network\.type[ \t]*=[ \t]*veth' $path/config | wc -l`
if [ $nics -eq 1 ]; then
grep -q "^lxc.network.hwaddr" $path/config || cat <<EOF >> $path/config
lxc.network.hwaddr = 00:16:3e:$(openssl rand -hex 3| sed 's/\(..\)/\1:/g; s/.$//')
EOF
fi
grep -q "^lxc.rootfs" $path/config 2>/dev/null || echo "lxc.rootfs = $rootfs" >> $path/config
cat <<EOF >> $path/config
lxc.utsname = $name
lxc.devttydir =$ttydir
lxc.tty = 4
lxc.pts = 1024
lxc.mount = $path/fstab
lxc.arch = $arch
lxc.cap.drop = sys_module mac_admin mac_override
lxc.pivotdir = lxc_putold
# uncomment the next line to run the container unconfined:
#lxc.aa_profile = unconfined
lxc.cgroup.devices.deny = a
# Allow any mknod (but not using the node)
lxc.cgroup.devices.allow = c *:* m
lxc.cgroup.devices.allow = b *:* m
# /dev/null and zero
lxc.cgroup.devices.allow = c 1:3 rwm
lxc.cgroup.devices.allow = c 1:5 rwm
# consoles
lxc.cgroup.devices.allow = c 5:1 rwm
lxc.cgroup.devices.allow = c 5:0 rwm
#lxc.cgroup.devices.allow = c 4:0 rwm
#lxc.cgroup.devices.allow = c 4:1 rwm
# /dev/{,u}random
lxc.cgroup.devices.allow = c 1:9 rwm
lxc.cgroup.devices.allow = c 1:8 rwm
lxc.cgroup.devices.allow = c 136:* rwm
lxc.cgroup.devices.allow = c 5:2 rwm
# rtc
lxc.cgroup.devices.allow = c 254:0 rwm
#fuse
lxc.cgroup.devices.allow = c 10:229 rwm
#tun
lxc.cgroup.devices.allow = c 10:200 rwm
#full
lxc.cgroup.devices.allow = c 1:7 rwm
#hpet
lxc.cgroup.devices.allow = c 10:228 rwm
#kvm
lxc.cgroup.devices.allow = c 10:232 rwm
EOF
cat <<EOF > $path/fstab
proc proc proc nodev,noexec,nosuid 0 0
sysfs sys sysfs defaults 0 0
EOF
if [ $? -ne 0 ]; then
echo "Failed to add configuration"
return 1
fi
return 0
}
trim()
{
rootfs=$1
release=$2
# provide the lxc service
cat <<EOF > $rootfs/etc/init/lxc.conf
# fake some events needed for correct startup other services
description "Container Upstart"
start on startup
script
rm -rf /var/run/*.pid
rm -rf /var/run/network/*
/sbin/initctl emit stopped JOB=udevtrigger --no-wait
/sbin/initctl emit started JOB=udev --no-wait
end script
EOF
# fix buggus runlevel with sshd
cat <<EOF > $rootfs/etc/init/ssh.conf
# ssh - OpenBSD Secure Shell server
#
# The OpenSSH server provides secure shell access to the system.
description "OpenSSH server"
start on filesystem
stop on runlevel [!2345]
expect fork
respawn
respawn limit 10 5
umask 022
# replaces SSHD_OOM_ADJUST in /etc/default/ssh
oom never
pre-start script
test -x /usr/sbin/sshd || { stop; exit 0; }
test -e /etc/ssh/sshd_not_to_be_run && { stop; exit 0; }
test -c /dev/null || { stop; exit 0; }
mkdir -p -m0755 /var/run/sshd
end script
# if you used to set SSHD_OPTS in /etc/default/ssh, you can change the
# 'exec' line here instead
exec /usr/sbin/sshd
EOF
cat <<EOF > $rootfs/etc/init/console.conf
# console - getty
#
# This service maintains a console on tty1 from the point the system is
# started until it is shut down again.
start on stopped rc RUNLEVEL=[2345]
stop on runlevel [!2345]
respawn
exec /sbin/getty -8 38400 /dev/console
EOF
cat <<EOF > $rootfs/lib/init/fstab
# /lib/init/fstab: cleared out for bare-bones lxc
EOF
# reconfigure some services
if [ -z "$LANG" ]; then
chroot $rootfs locale-gen en_US.UTF-8
chroot $rootfs update-locale LANG=en_US.UTF-8
else
chroot $rootfs locale-gen $LANG
chroot $rootfs update-locale LANG=$LANG
fi
# remove pointless services in a container
chroot $rootfs /usr/sbin/update-rc.d -f ondemand remove
chroot $rootfs /bin/bash -c 'cd /etc/init; for f in $(ls u*.conf); do mv $f $f.orig; done'
chroot $rootfs /bin/bash -c 'cd /etc/init; for f in $(ls tty[2-9].conf); do mv $f $f.orig; done'
chroot $rootfs /bin/bash -c 'cd /etc/init; for f in $(ls plymouth*.conf); do mv $f $f.orig; done'
chroot $rootfs /bin/bash -c 'cd /etc/init; for f in $(ls hwclock*.conf); do mv $f $f.orig; done'
chroot $rootfs /bin/bash -c 'cd /etc/init; for f in $(ls module*.conf); do mv $f $f.orig; done'
# if this isn't lucid, then we need to twiddle the network upstart bits :(
if [ $release != "lucid" ]; then
sed -i 's/^.*emission handled.*$/echo Emitting lo/' $rootfs/etc/network/if-up.d/upstart
fi
}
post_process()
{
rootfs=$1
release=$2
trim_container=$3
if [ $trim_container -eq 1 ]; then
trim $rootfs $release
elif [ ! -f $rootfs/etc/init/container-detect.conf ]; then
# Make sure we have a working resolv.conf
cresolvonf="${rootfs}/etc/resolv.conf"
mv $cresolvonf ${cresolvonf}.lxcbak
cat /etc/resolv.conf > ${cresolvonf}
# for lucid, if not trimming, then add the ubuntu-virt
# ppa and install lxcguest
if [ $release = "lucid" ]; then
chroot $rootfs apt-get update
chroot $rootfs apt-get install --force-yes -y python-software-properties
chroot $rootfs add-apt-repository ppa:ubuntu-virt/ppa
fi
chroot $rootfs apt-get update
chroot $rootfs apt-get install --force-yes -y lxcguest
# Restore old resolv.conf
rm -f ${cresolvonf}
mv ${cresolvonf}.lxcbak ${cresolvonf}
fi
# If the container isn't running a native architecture, setup multiarch
if [ -x "$(ls -1 ${rootfs}/usr/bin/qemu-*-static 2>/dev/null)" ]; then
dpkg_version=$(chroot $rootfs dpkg-query -W -f='${Version}' dpkg)
if chroot $rootfs dpkg --compare-versions $dpkg_version ge "1.16.2"; then
chroot $rootfs dpkg --add-architecture ${hostarch}
else
mkdir -p ${rootfs}/etc/dpkg/dpkg.cfg.d
echo "foreign-architecture ${hostarch}" > ${rootfs}/etc/dpkg/dpkg.cfg.d/lxc-multiarch
fi
# Save existing value of MIRROR and SECURITY_MIRROR
DEFAULT_MIRROR=$MIRROR
DEFAULT_SECURITY_MIRROR=$SECURITY_MIRROR
# Write a new sources.list containing both native and multiarch entries
> ${rootfs}/etc/apt/sources.list
write_sourceslist $rootfs $arch "native"
MIRROR=$DEFAULT_MIRROR
SECURITY_MIRROR=$DEFAULT_SECURITY_MIRROR
write_sourceslist $rootfs $hostarch "multiarch"
# Finally update the lists and install upstart using the host architecture
chroot $rootfs apt-get update
chroot $rootfs apt-get install --force-yes -y --no-install-recommends upstart:${hostarch} mountall:${hostarch} iproute:${hostarch} isc-dhcp-client:${hostarch}
fi
# rmdir /dev/shm for containers that have /run/shm
# I'm afraid of doing rm -rf $rootfs/dev/shm, in case it did
# get bind mounted to the host's /run/shm. So try to rmdir
# it, and in case that fails move it out of the way.
if [ ! -L $rootfs/dev/shm ] && [ -d $rootfs/run/shm ] && [ -e $rootfs/dev/shm ]; then
mv $rootfs/dev/shm $rootfs/dev/shm.bak
ln -s /run/shm $rootfs/dev/shm
fi
}
usage()
{
cat <<EOF
$1 -h|--help [-a|--arch] [--trim] [-d|--debug]
[-F | --flush-cache] [-r|--release <release>] [ -S | --auth-key <keyfile>]
release: the ubuntu release (e.g. precise): defaults to host release on ubuntu, otherwise uses latest LTS
trim: make a minimal (faster, but not upgrade-safe) container
arch: the container architecture (e.g. amd64): defaults to host arch
auth-key: SSH Public key file to inject into container
EOF
return 0
}
options=$(getopt -o a:b:hp:r:xn:FS:d:C -l arch:,help,path:,release:,trim,name:,flush-cache,auth-key:,debug:,tarball: -- "$@")
if [ $? -ne 0 ]; then
usage $(basename $0)
exit 1
fi
eval set -- "$options"
release=precise # Default to the last Ubuntu LTS release for non-Ubuntu systems
if [ -f /etc/lsb-release ]; then
. /etc/lsb-release
if [ "$DISTRIB_ID" = "Ubuntu" ]; then
release=$DISTRIB_CODENAME
fi
fi
arch=$(arch)
# Code taken from debootstrap
if [ -x /usr/bin/dpkg ] && /usr/bin/dpkg --print-architecture >/dev/null 2>&1; then
arch=`/usr/bin/dpkg --print-architecture`
elif type udpkg >/dev/null 2>&1 && udpkg --print-architecture >/dev/null 2>&1; then
arch=`/usr/bin/udpkg --print-architecture`
else
arch=$(arch)
if [ "$arch" = "i686" ]; then
arch="i386"
elif [ "$arch" = "x86_64" ]; then
arch="amd64"
elif [ "$arch" = "armv7l" ]; then
arch="armel"
fi
fi
debug=0
trim_container=0
hostarch=$arch
while true
do
case "$1" in
-h|--help) usage $0 && exit 0;;
-p|--path) path=$2; shift 2;;
-n|--name) name=$2; shift 2;;
-T|--tarball) tarball=$2; shift 2;;
-r|--release) release=$2; shift 2;;
-a|--arch) arch=$2; shift 2;;
-x|--trim) trim_container=1; shift 1;;
-S|--auth-key) auth_key=$2; shift 2;;
-d|--debug) debug=1; shift 1;;
--) shift 1; break ;;
*) break ;;
esac
done
if [ $debug -eq 1 ]; then
set -x
fi
if [ "$arch" == "i686" ]; then
arch=i386
fi
if [ $hostarch = "i386" -a $arch = "amd64" ]; then
echo "can't create amd64 container on i386"
exit 1
fi
if [ -z "$path" ]; then
echo "'path' parameter is required"
exit 1
fi
if [ "$(id -u)" != "0" ]; then
echo "This script should be run as 'root'"
exit 1
fi
# detect rootfs
config="$path/config"
if grep -q '^lxc.rootfs' $config 2>/dev/null ; then
rootfs=`grep 'lxc.rootfs =' $config | awk -F= '{ print $2 }'`
else
rootfs=$path/rootfs
fi
install_ubuntu $rootfs $release $tarball
if [ $? -ne 0 ]; then
echo "failed to install ubuntu $release"
exit 1
fi
configure_ubuntu $rootfs $release
if [ $? -ne 0 ]; then
echo "failed to configure ubuntu $release for a container"
exit 1
fi
copy_configuration $path $rootfs $name $arch $release
if [ $? -ne 0 ]; then
echo "failed write configuration file"
exit 1
fi
post_process $rootfs $release $trim_container
finalize_user vagrant
echo ""
echo "##"
echo "# The default user is 'vagrant' with password 'vagrant'!"
echo "# Use the 'sudo' command to run tasks as root in the container."
echo "##"
echo ""

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{
"provider": "lxc",
"version": "2",
"template-opts": {
"--arch": "amd64",
"--release": "quantal"
}
}