💣 old stuff
This commit is contained in:
Fabio Rehm
parent
37aeabbeff
commit
379b030f64
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@ -7,6 +7,8 @@
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# TODO: * Add support for flushing cache and specifying a custom base Ubuntu lxc
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# template instead of system's built in
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# * Embed vagrant public key
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# * Add date to metadata.json
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# * Ensure it is in sync with master
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##################################################################################
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# 1 - Create the base container
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@ -1,229 +0,0 @@
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#!/bin/bash
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# This is a modified version of /usr/share/lxc/templates/lxc-ubuntu
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# that comes with Ubuntu 13.04 changed to suit vagrant-lxc needs
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#
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# template script for generating ubuntu container for LXC
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#
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# This script consolidates and extends the existing lxc ubuntu scripts
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#
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# Copyright © 2011 Serge Hallyn <serge.hallyn@canonical.com>
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# Copyright © 2010 Wilhelm Meier
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# Author: Wilhelm Meier <wilhelm.meier@fh-kl.de>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2, as
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# published by the Free Software Foundation.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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set -e
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if [ -r /etc/default/lxc ]; then
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. /etc/default/lxc
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fi
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extract_rootfs()
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{
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tarball=$1
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arch=$2
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rootfs=$3
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echo "Extracting $tarball ..."
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mkdir -p $(dirname $rootfs)
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(cd `dirname $rootfs` && tar xfz $tarball)
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return 0
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}
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install_ubuntu()
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{
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rootfs=$1
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release=$2
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tarball=$3
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mkdir -p /var/lock/subsys/
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(
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flock -x 200
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if [ $? -ne 0 ]; then
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echo "Cache repository is busy."
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return 1
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fi
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extract_rootfs $tarball $arch $rootfs
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if [ $? -ne 0 ]; then
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echo "Failed to copy rootfs"
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return 1
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fi
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return 0
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) 200>/var/lock/subsys/lxc
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return $?
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}
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copy_configuration()
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{
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path=$1
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rootfs=$2
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name=$3
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grep -q "^lxc.rootfs" $path/config 2>/dev/null || echo "lxc.rootfs = $rootfs" >> $path/config
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# if there is exactly one veth network entry, make sure it has an
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# associated hwaddr.
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nics=`grep -e '^lxc\.network\.type[ \t]*=[ \t]*veth' $path/config | wc -l`
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if [ $nics -eq 1 ]; then
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grep -q "^lxc.network.hwaddr" $path/config || sed -i -e "/^lxc\.network\.type[ \t]*=[ \t]*veth/a lxc.network.hwaddr = 00:16:3e:$(openssl rand -hex 3| sed 's/\(..\)/\1:/g; s/.$//')" $path/config
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fi
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if [ $? -ne 0 ]; then
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echo "Failed to add configuration"
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return 1
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fi
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return 0
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}
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post_process()
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{
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rootfs=$1
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# rmdir /dev/shm for containers that have /run/shm
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# I'm afraid of doing rm -rf $rootfs/dev/shm, in case it did
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# get bind mounted to the host's /run/shm. So try to rmdir
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# it, and in case that fails move it out of the way.
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if [ ! -L $rootfs/dev/shm ] && [ -d $rootfs/run/shm ] && [ -e $rootfs/dev/shm ]; then
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mv $rootfs/dev/shm $rootfs/dev/shm.bak
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ln -s /run/shm $rootfs/dev/shm
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fi
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}
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usage()
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{
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cat <<EOF
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$1 -h|--help [-a|--arch] [--trim] [-d|--debug]
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[-F | --flush-cache] [-r|--release <release>] [ -S | --auth-key <keyfile>]
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release: the ubuntu release (e.g. precise): defaults to host release on ubuntu, otherwise uses latest LTS
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trim: make a minimal (faster, but not upgrade-safe) container
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arch: the container architecture (e.g. amd64): defaults to host arch
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auth-key: SSH Public key file to inject into container
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EOF
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return 0
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}
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options=$(getopt -o a:b:hp:r:xn:FS:d:C -l arch:,help,path:,release:,trim,name:,flush-cache,auth-key:,debug:,tarball: -- "$@")
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if [ $? -ne 0 ]; then
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usage $(basename $0)
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exit 1
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fi
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eval set -- "$options"
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release=precise # Default to the last Ubuntu LTS release for non-Ubuntu systems
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if [ -f /etc/lsb-release ]; then
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. /etc/lsb-release
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if [ "$DISTRIB_ID" = "Ubuntu" ]; then
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release=$DISTRIB_CODENAME
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fi
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fi
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arch=$(uname -m)
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# Code taken from debootstrap
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if [ -x /usr/bin/dpkg ] && /usr/bin/dpkg --print-architecture >/dev/null 2>&1; then
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arch=`/usr/bin/dpkg --print-architecture`
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elif type udpkg >/dev/null 2>&1 && udpkg --print-architecture >/dev/null 2>&1; then
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arch=`/usr/bin/udpkg --print-architecture`
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else
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arch=$(uname -m)
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if [ "$arch" = "i686" ]; then
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arch="i386"
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elif [ "$arch" = "x86_64" ]; then
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arch="amd64"
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elif [ "$arch" = "armv7l" ]; then
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arch="armel"
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fi
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fi
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debug=0
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trim_container=0
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hostarch=$arch
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while true
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do
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case "$1" in
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-h|--help) usage $0 && exit 0;;
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-p|--path) path=$2; shift 2;;
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-n|--name) name=$2; shift 2;;
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-T|--tarball) tarball=$2; shift 2;;
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-r|--release) release=$2; shift 2;;
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-a|--arch) arch=$2; shift 2;;
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-x|--trim) trim_container=1; shift 1;;
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-S|--auth-key) auth_key=$2; shift 2;;
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-d|--debug) debug=1; shift 1;;
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--) shift 1; break ;;
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*) break ;;
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esac
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done
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if [ $debug -eq 1 ]; then
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set -x
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fi
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if [ "$arch" == "i686" ]; then
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arch=i386
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fi
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if [ $hostarch = "i386" -a $arch = "amd64" ]; then
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echo "can't create amd64 container on i386"
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exit 1
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fi
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if [ -z "$path" ]; then
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echo "'path' parameter is required"
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exit 1
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fi
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if [ "$(id -u)" != "0" ]; then
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echo "This script should be run as 'root'"
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exit 1
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fi
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# detect rootfs
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config="$path/config"
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if grep -q '^lxc.rootfs' $config 2>/dev/null ; then
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rootfs=`grep 'lxc.rootfs =' $config | awk -F= '{ print $2 }'`
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else
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rootfs=$path/rootfs
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fi
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install_ubuntu $rootfs $release $tarball
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if [ $? -ne 0 ]; then
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echo "failed to install ubuntu $release"
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exit 1
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fi
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copy_configuration $path $rootfs $name $arch
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if [ $? -ne 0 ]; then
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echo "failed write configuration file"
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exit 1
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fi
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post_process $rootfs $release $trim_container
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echo ""
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echo "##"
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echo "# The default user is 'vagrant' with password 'vagrant'!"
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echo "# Use the 'sudo' command to run tasks as root in the container."
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echo "##"
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echo ""
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@ -1,811 +0,0 @@
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#!/bin/bash
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# Based on https://github.com/lxc/lxc/blob/188e0ab60bda276c688ad15877c6d6402081c6c9/templates/lxc-ubuntu.in
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#
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# template script for generating ubuntu container for LXC
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#
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# This script consolidates and extends the existing lxc ubuntu scripts
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#
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# Copyright © 2011 Serge Hallyn <serge.hallyn@canonical.com>
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# Copyright © 2010 Wilhelm Meier
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# Author: Wilhelm Meier <wilhelm.meier@fh-kl.de>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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set -e
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if [ -r /etc/default/lxc ]; then
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. /etc/default/lxc
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fi
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configure_ubuntu()
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{
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rootfs=$1
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hostname=$2
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release=$3
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# configure the network using the dhcp
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cat <<EOF > $rootfs/etc/network/interfaces
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# This file describes the network interfaces available on your system
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# and how to activate them. For more information, see interfaces(5).
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# The loopback network interface
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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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# set the hostname
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cat <<EOF > $rootfs/etc/hostname
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$hostname
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EOF
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# set minimal hosts
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cat <<EOF > $rootfs/etc/hosts
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127.0.0.1 localhost
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127.0.1.1 $hostname
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# The following lines are desirable for IPv6 capable hosts
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::1 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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if [ ! -f $rootfs/etc/init/container-detect.conf ]; then
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# suppress log level output for udev
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sed -i "s/=\"err\"/=0/" $rootfs/etc/udev/udev.conf
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# remove jobs for consoles 5 and 6 since we only create 4 consoles in
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# this template
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rm -f $rootfs/etc/init/tty{5,6}.conf
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fi
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if [ -z "$bindhome" ]; then
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chroot $rootfs useradd --create-home -s /bin/bash ubuntu
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echo "ubuntu:ubuntu" | chroot $rootfs chpasswd
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fi
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# make sure we have the current locale defined in the container
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if [ -z "$LANG" ] || echo $LANG | grep -E -q "^C(\..+)*$"; then
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chroot $rootfs locale-gen en_US.UTF-8
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chroot $rootfs update-locale LANG=en_US.UTF-8
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else
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chroot $rootfs locale-gen $LANG
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chroot $rootfs update-locale LANG=$LANG
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fi
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# generate new SSH keys
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if [ -x $rootfs/var/lib/dpkg/info/openssh-server.postinst ]; then
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cat > $rootfs/usr/sbin/policy-rc.d << EOF
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#!/bin/sh
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exit 101
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EOF
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chmod +x $rootfs/usr/sbin/policy-rc.d
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rm -f $rootfs/etc/ssh/ssh_host_*key*
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mv $rootfs/etc/init/ssh.conf $rootfs/etc/init/ssh.conf.disabled
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DPKG_MAINTSCRIPT_PACKAGE=openssh DPKG_MAINTSCRIPT_NAME=postinst chroot $rootfs /var/lib/dpkg/info/openssh-server.postinst configure
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mv $rootfs/etc/init/ssh.conf.disabled $rootfs/etc/init/ssh.conf
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rm -f $rootfs/usr/sbin/policy-rc.d
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fi
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return 0
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}
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# finish setting up the user in the container by injecting ssh key and
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# adding sudo group membership.
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# passed-in user is either 'ubuntu' or the user to bind in from host.
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finalize_user()
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{
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user=$1
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chroot $rootfs getent passwd $user || chroot $rootfs adduser --disabled-password --gecos "" $user
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sudo_version=$(chroot $rootfs dpkg-query -W -f='${Version}' sudo)
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if chroot $rootfs dpkg --compare-versions $sudo_version gt "1.8.3p1-1"; then
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groups="sudo"
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else
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groups="sudo admin"
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fi
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for group in $groups; do
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chroot $rootfs groupadd --system $group >/dev/null 2>&1 || true
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chroot $rootfs adduser ${user} $group >/dev/null 2>&1 || true
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done
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if [ -n "$auth_key" -a -f "$auth_key" ]; then
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u_path="/home/${user}/.ssh"
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root_u_path="$rootfs/$u_path"
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mkdir -p $root_u_path
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cp $auth_key "$root_u_path/authorized_keys"
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chroot $rootfs chown -R ${user}: "$u_path"
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echo "Inserted SSH public key from $auth_key into /home/${user}/.ssh/authorized_keys"
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fi
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return 0
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}
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#
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# Choose proxies for container
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# http_proxy will be used by debootstrap on the host.
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# APT_PROXY will be used to set /etc/apt/apt.conf.d/70proxy in the container.
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#
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choose_container_proxy()
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{
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local rootfs=$1
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local arch=$2
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if [ -z "$HTTP_PROXY" ]; then
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HTTP_PROXY="none"
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fi
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case "$HTTP_PROXY" in
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none)
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APT_PROXY=
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;;
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apt)
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RES=`apt-config shell APT_PROXY Acquire::http::Proxy`
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eval $RES
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[ -z "$APT_PROXY" ] || export http_proxy=$APT_PROXY
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;;
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*)
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APT_PROXY=$HTTP_PROXY
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export http_proxy=$HTTP_PROXY
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;;
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esac
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}
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write_sourceslist()
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{
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# $1 => path to the rootfs
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# $2 => architecture we want to add
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# $3 => whether to use the multi-arch syntax or not
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if [ -n "$APT_PROXY" ]; then
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mkdir -p $rootfs/etc/apt/apt.conf.d
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cat > $rootfs/etc/apt/apt.conf.d/70proxy << EOF
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Acquire::http::Proxy "$APT_PROXY" ;
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EOF
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fi
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case $2 in
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amd64|i386)
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MIRROR=${MIRROR:-http://archive.ubuntu.com/ubuntu}
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SECURITY_MIRROR=${SECURITY_MIRROR:-http://security.ubuntu.com/ubuntu}
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;;
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*)
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MIRROR=${MIRROR:-http://ports.ubuntu.com/ubuntu-ports}
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SECURITY_MIRROR=${SECURITY_MIRROR:-http://ports.ubuntu.com/ubuntu-ports}
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;;
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esac
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if [ -n "$3" ]; then
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cat >> "$1/etc/apt/sources.list" << EOF
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deb [arch=$2] $MIRROR ${release} main restricted universe multiverse
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deb [arch=$2] $MIRROR ${release}-updates main restricted universe multiverse
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deb [arch=$2] $SECURITY_MIRROR ${release}-security main restricted universe multiverse
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EOF
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else
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cat >> "$1/etc/apt/sources.list" << EOF
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deb $MIRROR ${release} main restricted universe multiverse
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deb $MIRROR ${release}-updates main restricted universe multiverse
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deb $SECURITY_MIRROR ${release}-security main restricted universe multiverse
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EOF
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fi
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}
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cleanup()
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{
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rm -rf $cache/partial-$arch
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rm -rf $cache/rootfs-$arch
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}
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suggest_flush()
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{
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echo "Container upgrade failed. The container cache may be out of date,"
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echo "in which case flushing the case (see -F in the hep output) may help."
|
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}
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|
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download_ubuntu()
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{
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cache=$1
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arch=$2
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release=$3
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packages=vim,ssh
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|
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# Try to guess a list of langpacks to install
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langpacks="language-pack-en"
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if which dpkg >/dev/null 2>&1; then
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langpacks=`(echo $langpacks &&
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dpkg -l | grep -E "^ii language-pack-[a-z]* " |
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cut -d ' ' -f3) | sort -u`
|
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fi
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packages="$packages,$(echo $langpacks | sed 's/ /,/g')"
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echo "installing packages: $packages"
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trap cleanup EXIT SIGHUP SIGINT SIGTERM
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# check the mini ubuntu was not already downloaded
|
||||
mkdir -p "$cache/partial-$arch"
|
||||
if [ $? -ne 0 ]; then
|
||||
echo "Failed to create '$cache/partial-$arch' directory"
|
||||
return 1
|
||||
fi
|
||||
|
||||
choose_container_proxy $cache/partial-$arch/ $arch
|
||||
# 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 $cache/partial-$arch $MIRROR
|
||||
else
|
||||
debootstrap --verbose --components=main,universe --arch=$arch --include=$packages $release $cache/partial-$arch $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"
|
||||
> $cache/partial-$arch/etc/apt/sources.list
|
||||
write_sourceslist $cache/partial-$arch/ $arch
|
||||
|
||||
chroot "$1/partial-${arch}" apt-get update
|
||||
if [ $? -ne 0 ]; then
|
||||
echo "Failed to update the apt cache"
|
||||
return 1
|
||||
fi
|
||||
cat > "$1/partial-${arch}"/usr/sbin/policy-rc.d << EOF
|
||||
#!/bin/sh
|
||||
exit 101
|
||||
EOF
|
||||
chmod +x "$1/partial-${arch}"/usr/sbin/policy-rc.d
|
||||
|
||||
lxc-unshare -s MOUNT -- chroot "$1/partial-${arch}" apt-get dist-upgrade -y || { suggest_flush; false; }
|
||||
rm -f "$1/partial-${arch}"/usr/sbin/policy-rc.d
|
||||
|
||||
chroot "$1/partial-${arch}" apt-get clean
|
||||
|
||||
mv "$1/partial-$arch" "$1/rootfs-$arch"
|
||||
trap EXIT
|
||||
trap SIGINT
|
||||
trap SIGTERM
|
||||
trap SIGHUP
|
||||
echo "Download complete"
|
||||
return 0
|
||||
}
|
||||
|
||||
copy_ubuntu()
|
||||
{
|
||||
cache=$1
|
||||
arch=$2
|
||||
rootfs=$3
|
||||
|
||||
# make a local copy of the miniubuntu
|
||||
echo "Copying rootfs to $rootfs ..."
|
||||
mkdir -p $rootfs
|
||||
rsync -Ha $cache/rootfs-$arch/ $rootfs/ || return 1
|
||||
return 0
|
||||
}
|
||||
|
||||
install_ubuntu()
|
||||
{
|
||||
rootfs=$1
|
||||
release=$2
|
||||
flushcache=$3
|
||||
cache="/var/cache/lxc/$release"
|
||||
mkdir -p /var/lock/subsys/
|
||||
|
||||
(
|
||||
flock -x 200
|
||||
if [ $? -ne 0 ]; then
|
||||
echo "Cache repository is busy."
|
||||
return 1
|
||||
fi
|
||||
|
||||
|
||||
if [ $flushcache -eq 1 ]; then
|
||||
echo "Flushing cache..."
|
||||
rm -rf "$cache/partial-$arch"
|
||||
rm -rf "$cache/rootfs-$arch"
|
||||
fi
|
||||
|
||||
echo "Checking cache download in $cache/rootfs-$arch ... "
|
||||
if [ ! -e "$cache/rootfs-$arch" ]; then
|
||||
download_ubuntu $cache $arch $release
|
||||
if [ $? -ne 0 ]; then
|
||||
echo "Failed to download 'ubuntu $release base'"
|
||||
return 1
|
||||
fi
|
||||
fi
|
||||
|
||||
echo "Copy $cache/rootfs-$arch to $rootfs ... "
|
||||
copy_ubuntu $cache $arch $rootfs
|
||||
if [ $? -ne 0 ]; then
|
||||
echo "Failed to copy rootfs"
|
||||
return 1
|
||||
fi
|
||||
|
||||
return 0
|
||||
|
||||
) 200>/var/lock/subsys/lxc-ubuntu
|
||||
|
||||
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" $path/config || sed -i -e "/^lxc\.network\.type[ \t]*=[ \t]*veth/a lxc.network.hwaddr = 00:16:3e:$(openssl rand -hex 3| sed 's/\(..\)/\1:/g; s/.$//')" $path/config
|
||||
fi
|
||||
|
||||
grep -q "^lxc.rootfs" $path/config 2>/dev/null || echo "lxc.rootfs = $rootfs" >> $path/config
|
||||
cat <<EOF >> $path/config
|
||||
lxc.mount = $path/fstab
|
||||
lxc.pivotdir = lxc_putold
|
||||
|
||||
lxc.devttydir =$ttydir
|
||||
lxc.tty = 4
|
||||
lxc.pts = 1024
|
||||
|
||||
lxc.utsname = $name
|
||||
lxc.arch = $arch
|
||||
lxc.cap.drop = sys_module mac_admin mac_override sys_time
|
||||
|
||||
# When using LXC with apparmor, uncomment the next line to run unconfined:
|
||||
#lxc.aa_profile = unconfined
|
||||
|
||||
# To support container nesting on an Ubuntu host, uncomment next two lines:
|
||||
#lxc.aa_profile = lxc-container-default-with-nesting
|
||||
#lxc.hook.mount = /usr/share/lxc/hooks/mountcgroups
|
||||
|
||||
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
|
||||
# /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 rm
|
||||
# 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
|
||||
/sys/fs/fuse/connections sys/fs/fuse/connections none bind 0 0
|
||||
/sys/kernel/debug sys/kernel/debug none bind 0 0
|
||||
/sys/kernel/security sys/kernel/security none bind 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
|
||||
|
||||
# remove pointless services in a container
|
||||
chroot $rootfs /usr/sbin/update-rc.d -f ondemand remove
|
||||
chroot $rootfs /usr/sbin/update-rc.d -f checkroot-bootclean.sh remove
|
||||
chroot $rootfs /usr/sbin/update-rc.d -f mountall-bootclean.sh remove
|
||||
chroot $rootfs /usr/sbin/update-rc.d -f mountnfs-bootclean.sh 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
|
||||
}
|
||||
|
||||
do_bindhome()
|
||||
{
|
||||
rootfs=$1
|
||||
user=$2
|
||||
|
||||
# copy /etc/passwd, /etc/shadow, and /etc/group entries into container
|
||||
pwd=`getent passwd $user` || { echo "Failed to copy password entry for $user"; false; }
|
||||
echo $pwd >> $rootfs/etc/passwd
|
||||
|
||||
# make sure user's shell exists in the container
|
||||
shell=`echo $pwd | cut -d: -f 7`
|
||||
if [ ! -x $rootfs/$shell ]; then
|
||||
echo "shell $shell for user $user was not found in the container."
|
||||
pkg=`dpkg -S $(readlink -m $shell) | cut -d ':' -f1`
|
||||
echo "Installing $pkg"
|
||||
chroot $rootfs apt-get --force-yes -y install $pkg
|
||||
fi
|
||||
|
||||
shad=`getent shadow $user`
|
||||
echo "$shad" >> $rootfs/etc/shadow
|
||||
|
||||
# bind-mount the user's path into the container's /home
|
||||
h=`getent passwd $user | cut -d: -f 6`
|
||||
mkdir -p $rootfs/$h
|
||||
|
||||
# use relative path in container
|
||||
h2=${h#/}
|
||||
while [ ${h2:0:1} = "/" ]; do
|
||||
h2=${h2#/}
|
||||
done
|
||||
echo "$h $h2 none bind 0 0" >> $path/fstab
|
||||
|
||||
# Make sure the group exists in container
|
||||
grp=`echo $pwd | cut -d: -f 4` # group number for $user
|
||||
grpe=`getent group $grp` || return 0 # if host doesn't define grp, ignore in container
|
||||
chroot $rootfs getent group "$grpe" || echo "$grpe" >> $rootfs/etc/group
|
||||
}
|
||||
|
||||
usage()
|
||||
{
|
||||
cat <<EOF
|
||||
$1 -h|--help [-a|--arch] [-b|--bindhome <user>] [--trim] [-d|--debug]
|
||||
[-F | --flush-cache] [-r|--release <release>] [ -S | --auth-key <keyfile>]
|
||||
[--rootfs <rootfs>]
|
||||
release: the ubuntu release (e.g. precise): defaults to host release on ubuntu, otherwise uses latest LTS
|
||||
trim: make a minimal (faster, but not upgrade-safe) container
|
||||
bindhome: bind <user>'s home into the container
|
||||
The ubuntu user will not be created, and <user> will have
|
||||
sudo access.
|
||||
arch: the container architecture (e.g. amd64): defaults to host arch
|
||||
auth-key: SSH Public key file to inject into container
|
||||
EOF
|
||||
return 0
|
||||
}
|
||||
|
||||
options=$(getopt -o a:b:hp:r:xn:FS:d -l arch:,bindhome:,help,path:,release:,trim,name:,flush-cache,auth-key:,debug,rootfs: -- "$@")
|
||||
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
|
||||
|
||||
bindhome=
|
||||
|
||||
# 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 which udpkg >/dev/null 2>&1 && udpkg --print-architecture >/dev/null 2>&1; then
|
||||
arch=`/usr/bin/udpkg --print-architecture`
|
||||
else
|
||||
arch=$(uname -m)
|
||||
if [ "$arch" = "i686" ]; then
|
||||
arch="i386"
|
||||
elif [ "$arch" = "x86_64" ]; then
|
||||
arch="amd64"
|
||||
elif [ "$arch" = "armv7l" ]; then
|
||||
arch="armhf"
|
||||
fi
|
||||
fi
|
||||
|
||||
debug=0
|
||||
trim_container=0
|
||||
hostarch=$arch
|
||||
flushcache=0
|
||||
while true
|
||||
do
|
||||
case "$1" in
|
||||
-h|--help) usage $0 && exit 0;;
|
||||
--rootfs) rootfs=$2; shift 2;;
|
||||
-p|--path) path=$2; shift 2;;
|
||||
-n|--name) name=$2; shift 2;;
|
||||
-F|--flush-cache) flushcache=1; shift 1;;
|
||||
-r|--release) release=$2; shift 2;;
|
||||
-b|--bindhome) bindhome=$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 [ $debug -eq 1 ]; then
|
||||
set -x
|
||||
fi
|
||||
|
||||
if [ -n "$bindhome" ]; then
|
||||
pwd=`getent passwd $bindhome`
|
||||
if [ $? -ne 0 ]; then
|
||||
echo "Error: no password entry found for $bindhome"
|
||||
exit 1
|
||||
fi
|
||||
fi
|
||||
|
||||
|
||||
if [ "$arch" == "i686" ]; then
|
||||
arch=i386
|
||||
fi
|
||||
|
||||
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
|
||||
|
||||
if [ $hostarch = "powerpc" -a $arch != "powerpc" ]; then
|
||||
echo "can't create $arch container on $hostarch"
|
||||
exit 1
|
||||
fi
|
||||
|
||||
which debootstrap >/dev/null 2>&1 || { echo "'debootstrap' command is missing" >&2; false; }
|
||||
|
||||
if [ -z "$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 $rootfs exists here, it was passed in with --rootfs
|
||||
if [ -z "$rootfs" ]; then
|
||||
if grep -q '^lxc.rootfs' $config 2>/dev/null ; then
|
||||
rootfs=`grep 'lxc.rootfs =' $config | awk -F= '{ print $2 }'`
|
||||
else
|
||||
rootfs=$path/rootfs
|
||||
fi
|
||||
fi
|
||||
|
||||
install_ubuntu $rootfs $release $flushcache
|
||||
if [ $? -ne 0 ]; then
|
||||
echo "failed to install ubuntu $release"
|
||||
exit 1
|
||||
fi
|
||||
|
||||
configure_ubuntu $rootfs $name $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 $trim_container
|
||||
|
||||
if [ -n "$bindhome" ]; then
|
||||
do_bindhome $rootfs $bindhome
|
||||
finalize_user $bindhome
|
||||
else
|
||||
finalize_user ubuntu
|
||||
fi
|
||||
|
||||
vagrant_key_file="/tmp/vagrant.pub"
|
||||
echo "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEA6NF8iallvQVp22WDkTkyrtvp9eWW6A8YVr+kz4TjGYe7gHzIw+niNltGEFHzD8+v1I2YJ6oXevct1YeS0o9HZyN1Q9qgCgzUFtdOKLv6IedplqoPkcmF0aYet2PkEDo3MlTBckFXPITAMzF8dJSIFo9D8HfdOV0IAdx4O7PtixWKn5y2hMNG0zQPyUecp4pzC6kivAIhyfHilFR61RGL+GPXQ2MWZWFYbAGjyiYJnAmCP3NOTd0jMZEnDkbUvxhMmBYSdETk1rRgm+R4LOzFUGaHqHDLKLX+FIPKcF96hrucXzcWyLbIbEgE98OHlnVYCzRdK8jlqm8tehUc9c9WhQ== vagrant insecure public key" > /tmp/vagrant.pub
|
||||
orig_auth_key="$auth_key"
|
||||
auth_key="/tmp/vagrant.pub"
|
||||
finalize_user vagrant
|
||||
auth_key="$orig_auth_key"
|
||||
|
||||
echo ""
|
||||
echo "##"
|
||||
if [ -n "$bindhome" ]; then
|
||||
echo "# Log in as user $bindhome"
|
||||
else
|
||||
echo "# The default user is 'ubuntu' with password 'ubuntu'!"
|
||||
echo "# Use the 'sudo' command to run tasks as root in the container."
|
||||
fi
|
||||
echo "##"
|
||||
echo ""
|
||||
179
tasks/boxes.rake
179
tasks/boxes.rake
|
|
@ -1,179 +0,0 @@
|
|||
require 'time'
|
||||
require 'pathname'
|
||||
require 'rake/tasklib'
|
||||
|
||||
class BuildGenericBoxTask < ::Rake::TaskLib
|
||||
include ::Rake::DSL
|
||||
|
||||
attr_reader :name
|
||||
|
||||
def initialize(name, distrib, release, arch, cfg_engines)
|
||||
@name = name
|
||||
@distrib = distrib
|
||||
@release = release.to_s
|
||||
@arch = arch.to_s
|
||||
@cfg_engines = cfg_engines
|
||||
@file = "lxc-#{@release}-#{@arch}-#{Date.today}.box"
|
||||
@scripts_path = Pathname(Dir.pwd).join('boxes')
|
||||
|
||||
task name do
|
||||
RakeFileUtils.send(:verbose, true) do
|
||||
build
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
def run(script_name, *args)
|
||||
script = @scripts_path.join('common', script_name)
|
||||
if script.readable?
|
||||
sh "sudo #{script} #{args.join(' ')}"
|
||||
else
|
||||
STDERR.puts "cannot execute #{script_name} (not found?)"
|
||||
exit 1
|
||||
end
|
||||
end
|
||||
|
||||
def build
|
||||
check_if_box_has_been_built!
|
||||
|
||||
FileUtils.mkdir_p 'boxes/temp' unless File.exist? 'base/temp'
|
||||
check_for_partially_built_box!
|
||||
|
||||
import_template do |template|
|
||||
create_base_container(template) do |rootfs|
|
||||
install_cfg_engines(rootfs)
|
||||
cleanup(rootfs)
|
||||
prepare_package_contents(rootfs)
|
||||
compress_box(rootfs)
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
def check_if_box_has_been_built!
|
||||
return unless File.exists?("./boxes/output/#{@file}")
|
||||
|
||||
puts 'Box has been built already!'
|
||||
exit 1
|
||||
end
|
||||
|
||||
def check_for_partially_built_box!
|
||||
return unless Dir.entries('boxes/temp').size > 2
|
||||
|
||||
puts 'There is a partially built box under ' +
|
||||
File.expand_path('./boxes/temp') +
|
||||
', please remove it before building a new box'
|
||||
exit 1
|
||||
end
|
||||
|
||||
def create_base_container(template)
|
||||
container_name = 'vagrant-base-box-tmp'
|
||||
sh "sudo lxc-create -n #{container_name} -t vagrant-base-box-template -- --arch #{@arch} --release #{@release}"
|
||||
yield "/var/lib/lxc/#{container_name}/rootfs"
|
||||
ensure
|
||||
sh "sudo lxc-destroy -n #{container_name}"
|
||||
end
|
||||
|
||||
def install_cfg_engines(rootfs)
|
||||
puts "TODO: Install cfg engines under #{rootfs}"
|
||||
end
|
||||
|
||||
def prepare_package_contents(rootfs)
|
||||
puts "TODO: Prepare pkg contents under #{rootfs}"
|
||||
end
|
||||
|
||||
def compress_box(rootfs)
|
||||
puts "TODO: Compress base box under #{rootfs}"
|
||||
end
|
||||
|
||||
def cleanup(rootfs)
|
||||
puts "TODO: Cleanup under #{rootfs}"
|
||||
end
|
||||
|
||||
def import_template
|
||||
template_name = "vagrant-base-box-template"
|
||||
tmp_template_path = templates_path.join("lxc-#{template_name}")
|
||||
src = "./boxes/templates/#{@distrib}"
|
||||
|
||||
sh "sudo cp #{src} #{tmp_template_path}"
|
||||
|
||||
yield template_name
|
||||
ensure
|
||||
sh "sudo rm #{tmp_template_path}" if tmp_template_path.file?
|
||||
end
|
||||
|
||||
TEMPLATES_PATH_LOOKUP = %w(
|
||||
/usr/share/lxc/templates
|
||||
/usr/lib/lxc/templates
|
||||
/usr/lib64/lxc/templates
|
||||
/usr/local/lib/lxc/templates
|
||||
)
|
||||
def templates_path
|
||||
return @templates_path if @templates_path
|
||||
|
||||
path = TEMPLATES_PATH_LOOKUP.find { |candidate| File.directory?(candidate) }
|
||||
raise 'Unable to identify lxc templates path!' unless path
|
||||
|
||||
@templates_path = Pathname(path)
|
||||
end
|
||||
end
|
||||
|
||||
class BuildDebianBoxTask < BuildGenericBoxTask
|
||||
def initialize(name, release, arch, opts = {})
|
||||
super(name, 'debian', release, arch, opts)
|
||||
end
|
||||
end
|
||||
|
||||
class BuildUbuntuBoxTask < BuildGenericBoxTask
|
||||
def initialize(name, release, arch, opts = {})
|
||||
super(name, 'ubuntu', release, arch, opts)
|
||||
end
|
||||
end
|
||||
|
||||
cfg_engines = {
|
||||
puppet: ENV['PUPPET'] == '1',
|
||||
babushka: ENV['BABUSHKA'] == '1',
|
||||
salt: ENV['SALT'] == '1',
|
||||
chef: ENV['CHEF'] == '1'
|
||||
}
|
||||
|
||||
namespace :boxes do
|
||||
namespace :ubuntu do
|
||||
namespace :build do
|
||||
|
||||
desc 'Build an Ubuntu Precise 64 bits box'
|
||||
BuildUbuntuBoxTask.new(:precise64, :precise, 'amd64', cfg_engines)
|
||||
|
||||
desc 'Build an Ubuntu Quantal 64 bits box'
|
||||
BuildUbuntuBoxTask.new(:quantal64, :quantal, 'amd64', cfg_engines)
|
||||
|
||||
desc 'Build an Ubuntu Raring 64 bits box'
|
||||
BuildUbuntuBoxTask.new(:raring64, :raring, 'amd64', cfg_engines)
|
||||
|
||||
desc 'Build an Ubuntu Saucy 64 bits box'
|
||||
BuildUbuntuBoxTask.new(:saucy64, :saucy, 'amd64', cfg_engines)
|
||||
|
||||
desc 'Build all Ubuntu boxes'
|
||||
task :all => %w( precise64 quantal64 raring64 saucy64 )
|
||||
end
|
||||
end
|
||||
|
||||
namespace :debian do
|
||||
%w( chef salt).each { |cfg| cfg_engines.delete(cfg.to_sym) }
|
||||
namespace :build do
|
||||
desc 'Build an Debian Squeeze 64 bits box'
|
||||
BuildDebianBoxTask.new(:squeeze64, :squeeze, 'amd64', cfg_engines)
|
||||
|
||||
desc 'Build an Debian Wheezy 64 bits box'
|
||||
BuildDebianBoxTask.new(:wheezy64, :wheezy, 'amd64', cfg_engines)
|
||||
|
||||
desc 'Build an Debian Sid/unstable 64 bits box'
|
||||
BuildDebianBoxTask.new(:sid64, :sid, 'amd64', cfg_engines)
|
||||
|
||||
desc 'Build all Debian boxes'
|
||||
task :all => %w( squeeze64 wheezy64 sid64 )
|
||||
end
|
||||
end
|
||||
|
||||
desc 'Build all base boxes for release'
|
||||
task :build_all => %w( ubuntu:build:all debian:build:all )
|
||||
end
|
||||
Loading…
Reference in a new issue