. build.common
-DEFAULT_FCDISTRO=f20
+# XXX fixme : when creating a 32bits VM we need to call linux32 as appropriate...s
+
+DEFAULT_FCDISTRO=f21
DEFAULT_PLDISTRO=lxc
DEFAULT_PERSONALITY=linux64
-DEFAULT_MEMORY=512
+DEFAULT_MEMORY=2048
##########
# constant
fcdistro=$1; shift
case $fcdistro in
f[0-9]*|centos[0-9]*|sl[0-9]*) echo yum ;;
- squeeze|wheezy|jessie|oneiric|precise|quantal|raring|saucy|trusty) echo debootstrap ;;
+ squeeze|wheezy|jessie|oneiric|precise|quantal|raring|saucy|trusty|utopic|vivid) echo debootstrap ;;
*) echo Unknown distro $fcdistro ;;
esac
}
MIRROR_URL=$FEDORA_MIRROR_BASE/releases/$release/Everything/$arch/os
RELEASE_URL1="$MIRROR_URL/Packages/fedora-release-$release-1.noarch.rpm"
# with fedora18 the rpms are scattered by first name
- RELEASE_URL2="$MIRROR_URL/Packages/f/fedora-release-$release-1.noarch.rpm"
+ # first try the second version of fedora-release first
+ RELEASE_URL2="$MIRROR_URL/Packages/f/fedora-release-$release-2.noarch.rpm"
+ RELEASE_URL3="$MIRROR_URL/Packages/f/fedora-release-$release-1.noarch.rpm"
+
RELEASE_TARGET=$INSTALL_ROOT/fedora-release-$release.noarch.rpm
found=""
- for attempt in $RELEASE_URL1 $RELEASE_URL2; do
+ for attempt in $RELEASE_URL1 $RELEASE_URL2 $RELEASE_URL3; do
if curl -f $attempt -o $RELEASE_TARGET ; then
echo "Retrieved $attempt"
found=true
fi
guest_ifcfg=${lxc_root}/etc/sysconfig/network-scripts/ifcfg-$VIF_GUEST
- ( [ -n "$BUILD_MODE" ] && write_guest_ifcfg_build || write_guest_ifcfg_test ) > $guest_ifcfg
+ ( [ -n "$NAT_MODE" ] && write_guest_ifcfg_natip || write_guest_ifcfg_publicip ) > $guest_ifcfg
[ -z "$IMAGE" ] && fedora_configure_yum $lxc $fcdistro $pldistro
# don't mount devpts, for pete's sake
sed -i 's/^.*dev.pts.*$/#\0/' ${lxc_root}/etc/rc.sysinit
sed -i 's/^.*dev.pts.*$/#\0/' ${lxc_root}/etc/rc.d/rc.sysinit
- chroot ${lxc_root} chkconfig udev-post off
- chroot ${lxc_root} chkconfig network on
+ chroot ${lxc_root} $personality chkconfig udev-post off
+ chroot ${lxc_root} $personality chkconfig network on
}
# this code of course is for guests that do run on systemd
ln -sf /lib/systemd/system/multi-user.target ${lxc_root}/etc/systemd/system/default.target
touch ${lxc_root}/etc/fstab
ln -sf /dev/null ${lxc_root}/etc/systemd/system/udev.service
-# Thierry - Feb 2013
-# this was intended for f16 initially, in order to enable getty that otherwise would not start
-# having a getty running is helpful only if ssh won't start though, and we see a correlation between
-# VM's that refuse to lxc-stop and VM's that run crazy getty's
+# Thierry - Feb 2013 relying on getty is looking for trouble
# so, turning getty off for now instead
-# #dependency on a device unit fails it specially that we disabled udev
# sed -i 's/After=dev-%i.device/After=/' ${lxc_root}/lib/systemd/system/getty\@.service
ln -sf /dev/null ${lxc_root}/etc/systemd/system/"getty@.service"
rm -f ${lxc_root}/etc/systemd/system/getty.target.wants/*service || :
# can't seem to handle this one with systemctl
- chroot ${lxc_root} chkconfig network on
+ chroot ${lxc_root} $personality chkconfig network on
}
# overwrite container yum config
pldistro=$1; shift
# rpm --rebuilddb
- chroot $lxc_root rpm --rebuilddb
+ chroot ${lxc_root} $personality rpm --rebuilddb
echo "Initializing yum.repos.d in $lxc"
rm -f $lxc_root/etc/yum.repos.d/*
gpgkey=$FEDORA_MIRROR_KEYS/RPM-GPG-KEY-fedora-$release-primary
EOF
- # for using vtest-init-lxc.sh as a general-purpose lxc creation wrapper
+ # for using this script as a general-purpose lxc creation wrapper
# just mention 'none' as the repo url
if [ -n "$REPO_URL" ] ; then
if [ ! -d $lxc_root/etc/yum.repos.d ] ; then
}
##############################
+# apparently ubuntu exposes a mirrors list by country at
+# http://mirrors.ubuntu.com/mirrors.txt
# need to specify the right mirror for debian variants like ubuntu and the like
function debian_mirror () {
fcdistro=$1; shift
case $fcdistro in
squeeze|wheezy|jessie)
echo http://ftp2.fr.debian.org/debian/ ;;
- oneiric|precise|quantal|raring|saucy|trusty)
- echo http://mir1.ovh.net/ubuntu/ubuntu/ ;;
+ oneiric|precise|quantal|raring|saucy|trusty|utopic|vivid)
+# echo http://mir1.ovh.net/ubuntu/ubuntu/ ;;
+ echo http://www-ftp.lip6.fr/pub/linux/distributions/Ubuntu/archive/ ;;
*) echo unknown distro $fcdistro; exit 1;;
esac
}
mkdir -p $lxc_root
arch=$(canonical_arch $personality $fcdistro)
mirror=$(debian_mirror $fcdistro)
- debootstrap --arch $arch $fcdistro $lxc_root $mirror
+ debootstrap --no-check-gpg --arch $arch $fcdistro $lxc_root $mirror
# just like with fedora we ensure a few packages get installed as well
# not started yet
- #virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "apt-get update"
- #virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "apt-get -y install $DEBIAN_PREINSTALLED"
- chroot $lxc_root apt-get update
- chroot $lxc_root apt-get -y install $DEBIAN_PREINSTALLED
+ #virsh -c lxc:/// lxc-enter-namespace $lxc /usr/bin/$personality /bin/bash -c "apt-get update"
+ #virsh -c lxc:/// lxc-enter-namespace $lxc /usr/bin/$personality /bin/bash -c "apt-get -y install $DEBIAN_PREINSTALLED"
+ chroot ${lxc_root} $personality apt-get update
+ chroot ${lxc_root} $personality apt-get -y install $DEBIAN_PREINSTALLED
# configure hostname
cat <<EOF > ${lxc_root}/etc/hostname
$GUEST_HOSTNAME
function debian_configure () {
guest_interfaces=${lxc_root}/etc/network/interfaces
- ( [ -n "$BUILD_MODE" ] && write_guest_interfaces_build || write_guest_interfaces_test ) > $guest_interfaces
+ ( [ -n "$NAT_MODE" ] && write_guest_interfaces_natip || write_guest_interfaces_publicip ) > $guest_interfaces
}
-function write_guest_interfaces_build () {
+function write_guest_interfaces_natip () {
cat <<EOF
auto $VIF_GUEST
iface $VIF_GUEST inet dhcp
EOF
}
-function write_guest_interfaces_test () {
+function write_guest_interfaces_publicip () {
cat <<EOF
auto $VIF_GUEST
iface $VIF_GUEST inet static
# Enable cgroup -- xxx -- is this really useful ?
[ -d $lxc_root/cgroup ] || mkdir $lxc_root/cgroup
- # set up resolv.conf
+ ### set up resolv.conf from host
+ # ubuntu precise and on, /etc/resolv.conf is a symlink to ../run/resolvconf/resolv.conf
+ [ -h $lxc_root/etc/resolv.conf ] && rm -f $lxc_root/etc/resolv.conf
cp /etc/resolv.conf $lxc_root/etc/resolv.conf
- # and /etc/hosts for at least localhost
+ ### and /etc/hosts for at least localhost
[ -f $lxc_root/etc/hosts ] || echo "127.0.0.1 localhost localhost.localdomain" > $lxc_root/etc/hosts
# grant ssh access from host to guest
# don't keep the input xml, this can be retrieved at all times with virsh dumpxml
config_xml=/tmp/$lxc.xml
- ( [ -n "$BUILD_MODE" ] && write_lxc_xml_build $lxc || write_lxc_xml_test $lxc ) > $config_xml
+ ( [ -n "$NAT_MODE" ] && write_lxc_xml_natip $lxc || write_lxc_xml_publicip $lxc ) > $config_xml
# define lxc container for libvirt
virsh -c lxc:/// define $config_xml
return 0
}
-function write_lxc_xml_test () {
+# this part does not belong in a domain any more
+# but goes in a network object of its own existence
+# <network>
+# <name>host-bridge</name>
+# <forward mode="bridge"/>
+# <bridge name="br0"/>
+# </network>
+#
+
+function write_lxc_xml_publicip () {
lxc=$1; shift
cat <<EOF
<domain type='lxc'>
</interface>
<console type='pty' />
</devices>
- <network>
- <name>host-bridge</name>
- <forward mode="bridge"/>
- <bridge name="$PUBLIC_BRIDGE"/>
- </network>
</domain>
EOF
}
-function write_lxc_xml_build () {
+# grant build guests the ability to do mknods
+function write_lxc_xml_natip () {
lxc=$1; shift
cat <<EOF
<domain type='lxc'>
</os>
<features>
<acpi/>
+ <capabilities policy='default'>
+ <mknod state='on'/>
+ </capabilities>
</features>
<vcpu>1</vcpu>
<clock offset='utc'/>
}
# this one is dhcp-based
-function write_guest_ifcfg_build () {
+function write_guest_ifcfg_natip () {
cat <<EOF
DEVICE=$VIF_GUEST
BOOTPROTO=dhcp
}
# use fixed GUEST_IP as specified by GUEST_HOSTNAME
-function write_guest_ifcfg_test () {
+function write_guest_ifcfg_publicip () {
cat <<EOF
DEVICE=$VIF_GUEST
BOOTPROTO=static
EOF
}
-function devel_or_vtest_tools () {
+function devel_or_test_tools () {
set -x
set -e
### install individual packages, then groups
# get target arch - use uname -i here (we want either x86_64 or i386)
- lxc_arch=$(chroot $lxc_root uname -i)
+ lxc_arch=$(chroot ${lxc_root} $personality uname -i)
# on debian systems we get arch through the 'arch' command
- [ "$lxc_arch" = "unknown" ] && lxc_arch=$(chroot $lxc_root arch)
+ [ "$lxc_arch" = "unknown" ] && lxc_arch=$(chroot ${lxc_root} $personality arch)
packages=$(pl_getPackages -a $lxc_arch $fcdistro $pldistro $pkgsfile)
groups=$(pl_getGroups -a $lxc_arch $fcdistro $pldistro $pkgsfile)
case "$pkg_method" in
yum)
- [ -n "$packages" ] && chroot $lxc_root yum -y install $packages
+ [ -n "$packages" ] && chroot ${lxc_root} $personality yum -y install $packages
for group_plus in $groups; do
group=$(echo $group_plus | sed -e "s,+++, ,g")
- chroot $lxc_root yum -y groupinstall "$group"
+ chroot ${lxc_root} $personality yum -y groupinstall "$group"
done
# store current rpm list in /init-lxc.rpms in case we need to check the contents
- chroot $lxc_root rpm -aq > $lxc_root/init-lxc.rpms
+ chroot ${lxc_root} $personality rpm -aq > $lxc_root/init-lxc.rpms
;;
debootstrap)
# for ubuntu
fi
for package in $packages ; do
# container not started yet
- #virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "apt-get install -y $package" || :
- chroot $lxc_root apt-get install -y $package || :
+ #virsh -c lxc:/// lxc-enter-namespace $lxc /usr/bin/$personality /bin/bash -c "apt-get install -y $package" || :
+ chroot ${lxc_root} $personality apt-get install -y $package || :
done
### xxx todo install groups with apt..
;;
personality=$1; shift
# setup localtime from the host
cp /etc/localtime $lxc_root/etc/localtime
- if [ -n "$BUILD_MODE" ] ; then
- post_install_build $lxc $personality
- if [ -n "$START_VM" ] ; then
- virsh -c lxc:/// start $lxc
- # manually run dhclient in guest - somehow this network won't start on its own
- virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "dhclient $VIF_GUEST"
- fi
- else
- post_install_myplc $lxc $personality
- if [ -n "$START_VM" ] ; then
- virsh -c lxc:/// start $lxc
- # it sounds like we don't need ssh per se any more
- # it still makes sense to wait for network readiness though
- # some day maybe...
+ # post install hook
+ [ -n "$NAT_MODE" ] && post_install_natip $lxc $personality || post_install_myplc $lxc $personality
+ # start the VM unless specified otherwise
+ if [ -n "$START_VM" ] ; then
+ echo Starting guest $lxc
+ virsh -c lxc:/// start $lxc
+ if [ -n "$NAT_MODE" ] ; then
wait_for_ssh $lxc
+ else
+ wait_for_ssh $lxc $GUEST_IP
fi
fi
}
-function post_install_build () {
+function post_install_natip () {
set -x
set -e
### From myplc-devel-native.spec
# be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
- cat << EOF | chroot $lxc_root bash -x
+ cat << EOF | chroot ${lxc_root} $personality bash -x
# customize root's prompt
/bin/cat << PROFILE > /root/.profile
personality=$1; shift
# be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
- cat << EOF | chroot $lxc_root bash -x
+ cat << EOF | chroot ${lxc_root} $personality bash -x
# create /etc/sysconfig/network if missing
[ -f /etc/sysconfig/network ] || /bin/echo NETWORKING=yes > /etc/sysconfig/network
EOF
}
+########################################
+# workaround for broken lxc-enter-namespace
+# 1st version was relying on virsh net-dhcp-leases
+# however this was too fragile, would not work for fedora14 containers
+# WARNING: this code is duplicated in lbuild-nightly.sh
+function guest_ipv4() {
+ lxc=$1; shift
+
+ mac=$(virsh -c lxc:/// domiflist $lxc | egrep 'network|bridge' | awk '{print $5;}')
+ # sanity check
+ [ -z "$mac" ] && return 0
+ arp -en | grep "$mac" | awk '{print $1;}'
+}
+
function wait_for_ssh () {
set -x
set -e
- #trap failure ERR INT
lxc=$1; shift
-
- echo network in guest is up, waiting for ssh...
+
+ # if run in public_ip mode, we know the IP of the guest and it is specified here
+ [ -n "$1" ] && { guest_ip=$1; shift; }
#wait max 2 min for sshd to start
- ssh_up=""
+ success=""
current_time=$(date +%s)
stop_time=$(($current_time + 120))
counter=1
while [ "$current_time" -lt "$stop_time" ] ; do
echo "$counter-th attempt to reach sshd in container $lxc ..."
- ssh -o "StrictHostKeyChecking no" $GUEST_IP 'uname -i' && { ssh_up=true; echo "SSHD in container $lxc is UP"; break ; } || :
- sleep 10
- current_time=$(($current_time + 10))
+ [ -z "$guest_ip" ] && guest_ip=$(guest_ipv4 $lxc)
+ [ -n "$guest_ip" ] && ssh -o "StrictHostKeyChecking no" $guest_ip 'uname -i' && {
+ success=true; echo "SSHD in container $lxc is UP on IP $guest_ip"; break ; } || :
counter=$(($counter+1))
+ sleep 10
+ current_time=$(date +%s)
done
# Thierry: this is fatal, let's just exit with a failure here
- [ -z $ssh_up ] && { echo "SSHD in container $lxc is not running" ; exit 1 ; }
+ [ -z $success ] && { echo "SSHD in container $lxc could not be reached (guest_ip=$guest_ip)" ; exit 1 ; }
return 0
}
# check we've exhausted the arguments
[[ -n "$@" ]] && usage
- # BUILD_MODE is true unless we specified a hostname
- [ -n "$GUEST_HOSTNAME" ] || BUILD_MODE=true
+ # NAT_MODE is true unless we specified a hostname
+ [ -n "$GUEST_HOSTNAME" ] || NAT_MODE=true
# set default values
[ -z "$fcdistro" ] && fcdistro=$DEFAULT_FCDISTRO
# the set of preinstalled packages - depends on mode
if [ -z "$PREINSTALLED" ] ; then
- if [ -n "$BUILD_MODE" ] ; then
+ if [ -n "$NAT_MODE" ] ; then
PREINSTALLED=devel.pkgs
else
PREINSTALLED=runtime.pkgs
fi
fi
- if [ -n "$BUILD_MODE" ] ; then
+ if [ -n "$NAT_MODE" ] ; then
# we can now set GUEST_HOSTNAME safely
[ -z "$GUEST_HOSTNAME" ] && GUEST_HOSTNAME=$(echo $lxc | sed -e 's,\.,-,g')
else
# compute networking details for the test mode
# (build mode relies entirely on dhcp on the private subnet)
- if [ -z "$BUILD_MODE" ] ; then
+ if [ -z "$NAT_MODE" ] ; then
#create_bridge_if_needed $PUBLIC_BRIDGE
lbuild-bridge.sh $PUBLIC_BRIDGE
setup_lxc $lxc $fcdistro $pldistro $personality
- devel_or_vtest_tools $lxc $fcdistro $pldistro $personality
+ # historically this command is for setting up a build or a test VM
+ # kind of patchy right now though
+ devel_or_test_tools $lxc $fcdistro $pldistro $personality
# container gets started here
post_install $lxc $personality