4 # close stdin, as with ubuntu and debian VMs this script tends to hang and wait for input ..
13 # pkgs parsing utilities
14 export PATH=$(dirname $0):$PATH
20 DEFAULT_PERSONALITY=linux64
22 COMMAND_LBUILD="lbuild-initvm.sh"
23 COMMAND_LTEST="ltest-initvm.sh"
26 # when creating build boxes we use private NAT'ed addresses for the VMs
27 # as per virbr0 that is taken care of by libvirt at startup
28 PRIVATE_BRIDGE="virbr0"
29 PRIVATE_PREFIX="192.168.122."
30 PRIVATE_GATEWAY="192.168.122.1"
31 # beware that changing this would break the logic of random_private_byte...
34 # we just try randomly in that range until a free IP address shows up
40 # the network interface name as seen from the container
43 ##############################
44 ## stolen from tests/system/template-qemu/qemu-bridge-init
45 # use /proc/net/dev instead of a hard-wired list
46 function gather_interfaces () {
48 for line in file("/proc/net/dev"):
49 if ':' not in line: continue
50 ifname=line.replace(" ","").split(":")[0]
51 if ifname.find("lo")==0: continue
52 if ifname.find("br")==0: continue
53 if ifname.find("virbr")==0: continue
54 if ifname.find("tap")==0: continue
59 function discover_interface () {
60 for ifname in $(gather_interfaces); do
61 ip link show $ifname | grep -qi 'state UP' && { echo $ifname; return; }
63 # still not found ? that's bad
67 ########## networking -- ctd
68 function gethostbyname () {
70 python -c "import socket; print socket.gethostbyname('"$hostname"')" 2> /dev/null
73 # e.g. 21 -> 255.255.248.0
74 function masklen_to_netmask () {
79 if not (masklen>=1 and masklen<=32):
80 print "Wrong masklen",masklen
88 result.append(masklen)
90 print ".".join([ str(256-2**(8-i)) for i in result ])
95 #################### bridge initialization
96 function create_bridge_if_needed() {
101 # already created ? - we're done
102 ip addr show $PUBLIC_BRIDGE >& /dev/null && {
103 echo "Bridge already set up - skipping create_bridge_if_needed"
107 # find out the physical interface to bridge onto
108 if_lan=$(discover_interface)
110 ip addr show $if_lan &>/dev/null || {
111 echo "Cannot use interface $if_lan - exiting"
115 #################### bride initialization
116 check_yum_installed bridge-utils
118 echo "========== $COMMAND: entering create_bridge - beg"
123 echo "========== $COMMAND: entering create_bridge - end"
125 # disable netfilter calls for bridge interface (they cause panick on 2.6.35 anyway)
127 # another option would be to accept the all forward packages for
128 # bridged interface like: -A FORWARD -m physdev --physdev-is-bridged -j ACCEPT
129 sysctl net.bridge.bridge-nf-call-iptables=0
130 sysctl net.bridge.bridge-nf-call-ip6tables=0
131 sysctl net.bridge.bridge-nf-call-arptables=0
134 #Getting host IP/masklen
135 address=$(ip addr show $if_lan | grep -v inet6 | grep inet | head --lines=1 | awk '{print $2;}')
136 [ -z "$address" ] && { echo "ERROR: Could not determine IP address for $if_lan" ; exit 1 ; }
138 broadcast=$(ip addr show $if_lan | grep -v inet6 | grep inet | head --lines=1 | awk '{print $4;}')
139 [ -z "$broadcast" ] && echo "WARNING: Could not determine broadcast address for $if_lan"
141 gateway=$(ip route show | grep default | awk '{print $3;}')
142 [ -z "$gateway" ] && echo "WARNING: Could not determine gateway IP"
145 # creating the bridge
146 echo "Creating bridge PUBLIC_BRIDGE=$PUBLIC_BRIDGE"
147 brctl addbr $PUBLIC_BRIDGE
148 brctl addif $PUBLIC_BRIDGE $if_lan
149 echo "Activating promiscuous mode if_lan=$if_lan"
150 ip link set $if_lan up promisc on
152 # rely on dhcp to re assign IP..
153 echo "Starting dhclient on $PUBLIC_BRIDGE"
154 dhclient $PUBLIC_BRIDGE
157 #Reconfigure the routing table
158 echo "Configuring gateway=$gateway"
159 ip route add default via $gateway dev $PUBLIC_BRIDGE
160 ip route del default via $gateway dev $if_lan
161 # at this point we have an extra route like e.g.
163 #default via 138.96.112.250 dev br0
164 #138.96.112.0/21 dev em1 proto kernel scope link src 138.96.112.57
165 #138.96.112.0/21 dev br0 proto kernel scope link src 138.96.112.57
166 #192.168.122.0/24 dev virbr0 proto kernel scope link src 192.168.122.1
167 route_dest=$(ip route show | grep -v default | grep "dev $PUBLIC_BRIDGE" | awk '{print $1;}')
168 ip route del $route_dest dev $if_lan
170 echo "========== $COMMAND: exiting create_bridge - beg"
173 echo "========== $COMMAND: exiting create_bridge - end"
181 ##############################
182 # return yum or debootstrap
183 function package_method () {
186 f[0-9]*|centos[0-9]*|sl[0-9]*) echo yum ;;
187 squeeze|wheezy|oneiric|precise|quantal|raring|saucy) echo debootstrap ;;
188 *) echo Unknown distro $fcdistro ;;
192 # return arch from debian distro and personality
193 function canonical_arch () {
194 personality=$1; shift
196 case $(package_method $fcdistro) in
198 case $personality in *32) echo i386 ;; *64) echo x86_64 ;; *) echo Unknown-arch-1 ;; esac ;;
200 case $personality in *32) echo i386 ;; *64) echo amd64 ;; *) echo Unknown-arch-2 ;; esac ;;
202 echo Unknown-arch-3 ;;
206 # the new test framework creates /timestamp in /vservers/<name> *before* populating it
207 function almost_empty () {
209 # non existing is fine
210 [ ! -d $dir ] && return 0;
211 # need to have at most one file
212 count=$(cd $dir; ls | wc -l); [ $count -le 1 ];
215 ##############################
216 function check_yum_installed () {
218 rpm -q $package >& /dev/null || yum -y install $package
221 function check_yumgroup_installed () {
223 yum grouplist "$group" | grep -q Installed || { yum -y groupinstall "$group" ; }
226 ##############################
227 function fedora_install() {
231 cache=/var/cache/lxc/fedora/$arch/$release
233 mkdir -p /var/lock/subsys/
235 flock -n -x 200 || { echo "Cache repository is busy." ; return 1 ; }
237 if [ ! -e "$cache/rootfs" ]; then
238 echo "Getting cache download in $cache/rootfs ... "
239 fedora_download || { echo "Failed to download 'fedora base'"; return 1; }
241 echo "Updating cache $cache/rootfs ..."
242 if ! yum --installroot $cache/rootfs -y --nogpgcheck update ; then
243 echo "Failed to update 'fedora base', continuing with last known good cache"
245 echo "Update finished"
249 echo "Copy $cache/rootfs to $lxc_root ... "
250 rsync -a $cache/rootfs/ $lxc_root/
254 ) 200>/var/lock/subsys/lxc
259 function fedora_download() {
261 # check the mini fedora was not already downloaded
262 INSTALL_ROOT=$cache/partial
265 # download a mini fedora into a cache
266 echo "Downloading fedora minimal ..."
268 mkdir -p $INSTALL_ROOT || { echo "Failed to create '$INSTALL_ROOT' directory" ; return 1; }
270 mkdir -p $INSTALL_ROOT/etc/yum.repos.d
271 mkdir -p $INSTALL_ROOT/dev
272 mknod -m 0444 $INSTALL_ROOT/dev/random c 1 8
273 mknod -m 0444 $INSTALL_ROOT/dev/urandom c 1 9
275 # copy yum config and repo files
276 cp /etc/yum.conf $INSTALL_ROOT/etc/
277 cp /etc/yum.repos.d/fedora* $INSTALL_ROOT/etc/yum.repos.d/
279 # append fedora repo files with desired $release and $basearch
280 for f in $INSTALL_ROOT/etc/yum.repos.d/* ; do
281 sed -i "s/\$basearch/$arch/g; s/\$releasever/$release/g;" $f
284 MIRROR_URL=http://mirror.onelab.eu/fedora/releases/$release/Everything/$arch/os
285 RELEASE_URL1="$MIRROR_URL/Packages/fedora-release-$release-1.noarch.rpm"
286 # with fedora18 the rpms are scattered by first name
287 RELEASE_URL2="$MIRROR_URL/Packages/f/fedora-release-$release-1.noarch.rpm"
288 RELEASE_TARGET=$INSTALL_ROOT/fedora-release-$release.noarch.rpm
290 for attempt in $RELEASE_URL1 $RELEASE_URL2; do
291 if curl -f $attempt -o $RELEASE_TARGET ; then
292 echo "Retrieved $attempt"
296 echo "Failed attempt $attempt"
299 [ -n "$found" ] || { echo "Could not retrieve fedora-release rpm - exiting" ; exit 1; }
301 mkdir -p $INSTALL_ROOT/var/lib/rpm
302 rpm --root $INSTALL_ROOT --initdb
303 # when installing f12 this apparently is already present, so ignore result
304 rpm --root $INSTALL_ROOT -ivh $INSTALL_ROOT/fedora-release-$release.noarch.rpm || :
305 # however f12 root images won't get created on a f18 host
306 # (the issue here is the same as the one we ran into when dealing with a vs-box)
307 # in a nutshell, in f12 the glibc-common and filesystem rpms have an apparent conflict
308 # >>> file /usr/lib/locale from install of glibc-common-2.11.2-3.x86_64 conflicts
309 # with file from package filesystem-2.4.30-2.fc12.x86_64
310 # in fact this was - of course - allowed by f12's rpm but later on a fix was made
311 # http://rpm.org/gitweb?p=rpm.git;a=commitdiff;h=cf1095648194104a81a58abead05974a5bfa3b9a
312 # So ideally if we want to be able to build f12 images from f18 we need an rpm that has
313 # this patch undone, like we have in place on our f14 boxes (our f14 boxes need a f18-like rpm)
315 YUM="yum --installroot=$INSTALL_ROOT --nogpgcheck -y"
316 PKG_LIST="yum initscripts passwd rsyslog vim-minimal dhclient chkconfig rootfiles policycoreutils openssh-server openssh-clients"
317 echo "$YUM install $PKG_LIST"
318 $YUM install $PKG_LIST || { echo "Failed to download rootfs, aborting." ; return 1; }
320 mv "$INSTALL_ROOT" "$cache/rootfs"
321 echo "Download complete."
326 ##############################
327 function fedora_configure() {
332 # disable selinux in fedora
333 mkdir -p $lxc_root/selinux
334 echo 0 > $lxc_root/selinux/enforce
339 cat <<EOF > ${lxc_root}/etc/hostname
344 cat <<EOF > ${lxc_root}/etc/sysconfig/network
346 HOSTNAME=$GUEST_HOSTNAME
349 cat <<EOF > $lxc_root/etc/hosts
350 127.0.0.1 localhost $GUEST_HOSTNAME
355 dev_path="${lxc_root}/dev"
358 mknod -m 666 ${dev_path}/null c 1 3
359 mknod -m 666 ${dev_path}/zero c 1 5
360 mknod -m 666 ${dev_path}/random c 1 8
361 mknod -m 666 ${dev_path}/urandom c 1 9
362 mkdir -m 755 ${dev_path}/pts
363 mkdir -m 1777 ${dev_path}/shm
364 mknod -m 666 ${dev_path}/tty c 5 0
365 mknod -m 666 ${dev_path}/tty0 c 4 0
366 mknod -m 666 ${dev_path}/tty1 c 4 1
367 mknod -m 666 ${dev_path}/tty2 c 4 2
368 mknod -m 666 ${dev_path}/tty3 c 4 3
369 mknod -m 666 ${dev_path}/tty4 c 4 4
370 mknod -m 600 ${dev_path}/console c 5 1
371 mknod -m 666 ${dev_path}/full c 1 7
372 mknod -m 600 ${dev_path}/initctl p
373 mknod -m 666 ${dev_path}/ptmx c 5 2
375 if [ "$(echo $fcdistro | cut -d"f" -f2)" -le "14" ]; then
376 fedora_configure_init
378 fedora_configure_systemd
381 guest_ifcfg=${lxc_root}/etc/sysconfig/network-scripts/ifcfg-$VIF_GUEST
382 ( [ -n "$BUILD_MODE" ] && write_guest_ifcfg_build || write_guest_ifcfg_test ) > $guest_ifcfg
384 fedora_configure_yum $lxc $fcdistro $pldistro
389 function fedora_configure_init() {
392 sed -i 's|.sbin.start_udev||' ${lxc_root}/etc/rc.sysinit
393 sed -i 's|.sbin.start_udev||' ${lxc_root}/etc/rc.d/rc.sysinit
394 # don't mount devpts, for pete's sake
395 sed -i 's/^.*dev.pts.*$/#\0/' ${lxc_root}/etc/rc.sysinit
396 sed -i 's/^.*dev.pts.*$/#\0/' ${lxc_root}/etc/rc.d/rc.sysinit
397 chroot ${lxc_root} chkconfig udev-post off
398 chroot ${lxc_root} chkconfig network on
401 # this code of course is for guests that do run on systemd
402 function fedora_configure_systemd() {
405 # so ignore if we can't find /etc/systemd at all
406 [ -d ${lxc_root}/etc/systemd ] || return 0
407 # otherwise let's proceed
408 ln -sf /lib/systemd/system/multi-user.target ${lxc_root}/etc/systemd/system/default.target
409 touch ${lxc_root}/etc/fstab
410 ln -sf /dev/null ${lxc_root}/etc/systemd/system/udev.service
412 # this was intended for f16 initially, in order to enable getty that otherwise would not start
413 # having a getty running is helpful only if ssh won't start though, and we see a correlation between
414 # VM's that refuse to lxc-stop and VM's that run crazy getty's
415 # so, turning getty off for now instead
416 # #dependency on a device unit fails it specially that we disabled udev
417 # sed -i 's/After=dev-%i.device/After=/' ${lxc_root}/lib/systemd/system/getty\@.service
418 ln -sf /dev/null ${lxc_root}/etc/systemd/system/"getty@.service"
419 rm -f ${lxc_root}/etc/systemd/system/getty.target.wants/*service || :
420 # can't seem to handle this one with systemctl
421 chroot ${lxc_root} chkconfig network on
424 # overwrite container yum config
425 function fedora_configure_yum () {
435 chroot $lxc_root rpm --rebuilddb
437 echo "Initializing yum.repos.d in $lxc"
438 rm -f $lxc_root/etc/yum.repos.d/*
440 cat > $lxc_root/etc/yum.repos.d/building.repo <<EOF
442 name=Fedora $release - $arch
443 baseurl=http://mirror.onelab.eu/fedora/releases/$release/Everything/$arch/os/
447 gpgkey=http://mirror.onelab.eu/keys/RPM-GPG-KEY-fedora-$release-primary
450 name=Fedora $release - $arch - Updates
451 baseurl=http://mirror.onelab.eu/fedora/updates/$release/$arch/
455 gpgkey=http://mirror.onelab.eu/keys/RPM-GPG-KEY-fedora-$release-primary
458 # for using vtest-init-lxc.sh as a general-purpose lxc creation wrapper
459 # just mention 'none' as the repo url
460 if [ -n "$REPO_URL" ] ; then
461 if [ ! -d $lxc_root/etc/yum.repos.d ] ; then
462 echo "WARNING : cannot create myplc repo"
464 # exclude kernel from fedora repos
465 yumexclude=$(pl_plcyumexclude $fcdistro $pldistro $DIRNAME)
466 for repo in $lxc_root/etc/yum.repos.d/* ; do
467 [ -f $repo ] && yumconf_exclude $repo "exclude=$yumexclude"
469 # the build repo is not signed at this stage
470 cat > $lxc_root/etc/yum.repos.d/myplc.repo <<EOF
481 ##############################
482 # need to specify the right mirror for debian variants like ubuntu and the like
483 function debian_mirror () {
487 echo http://ftp2.fr.debian.org/debian/ ;;
488 oneiric|precise|quantal|raring|saucy)
489 echo http://mir1.ovh.net/ubuntu/ubuntu/ ;;
490 *) echo unknown distro $fcdistro; exit 1;;
494 function debian_install () {
498 arch=$(canonical_arch $personality $fcdistro)
499 mirror=$(debian_mirror $fcdistro)
500 debootstrap --arch $arch $fcdistro $lxc_root $mirror
503 function debian_configure () {
504 guest_interfaces=${lxc_root}/etc/network/interfaces
505 ( [ -n "$BUILD_MODE" ] && write_guest_interfaces_build || write_guest_interfaces_test ) > $guest_interfaces
508 function write_guest_interfaces_build () {
511 iface $VIF_GUEST inet dhcp
515 function write_guest_interfaces_test () {
524 ##############################
525 function setup_lxc() {
529 #trap failure ERR INT
534 personality=$1; shift
536 # create lxc container
538 pkg_method=$(package_method $fcdistro)
541 fedora_install || { echo "failed to install fedora root image"; exit 1 ; }
542 fedora_configure || { echo "failed to configure fedora for a container"; exit 1 ; }
545 debian_install || { echo "failed to install debian/ubuntu root image"; exit 1 ; }
546 debian_configure || { echo "failed to configure debian/ubuntu for a container"; exit 1 ; }
549 echo "$COMMAND:: unknown package_method - exiting"
554 # Enable cgroup -- xxx -- is this really useful ?
555 mkdir $lxc_root/cgroup
558 cp /etc/resolv.conf $lxc_root/etc/resolv.conf
559 # and /etc/hosts for at least localhost
560 [ -f $lxc_root/etc/hosts ] || echo "127.0.0.1 localhost localhost.localdomain" > $lxc_root/etc/hosts
562 # grant ssh access from host to guest
563 mkdir $lxc_root/root/.ssh
564 cat /root/.ssh/id_rsa.pub >> $lxc_root/root/.ssh/authorized_keys
566 # don't keep the input xml, this can be retrieved at all times with virsh dumpxml
567 config_xml=$tmp/$lxc.xml
568 ( [ -n "$BUILD_MODE" ] && write_lxc_xml_build $lxc || write_lxc_xml_test $lxc ) > $config_xml
570 # define lxc container for libvirt
571 virsh -c lxc:/// define $config_xml
576 function write_lxc_xml_test () {
581 <memory>524288</memory>
583 <type arch='$arch2'>exe</type>
584 <init>/sbin/init</init>
590 <clock offset='utc'/>
591 <on_poweroff>destroy</on_poweroff>
592 <on_reboot>restart</on_reboot>
593 <on_crash>destroy</on_crash>
595 <emulator>/usr/libexec/libvirt_lxc</emulator>
596 <filesystem type='mount'>
597 <source dir='$lxc_root'/>
600 <interface type="bridge">
601 <source bridge="$PUBLIC_BRIDGE"/>
602 <target dev='$VIF_HOST'/>
604 <console type='pty' />
607 <name>host-bridge</name>
608 <forward mode="bridge"/>
609 <bridge name="$PUBLIC_BRIDGE"/>
615 function write_lxc_xml_build () {
620 <memory>524288</memory>
622 <type arch='$arch2'>exe</type>
623 <init>/sbin/init</init>
629 <clock offset='utc'/>
630 <on_poweroff>destroy</on_poweroff>
631 <on_reboot>restart</on_reboot>
632 <on_crash>destroy</on_crash>
634 <emulator>/usr/libexec/libvirt_lxc</emulator>
635 <filesystem type='mount'>
636 <source dir='$lxc_root'/>
639 <interface type="network">
640 <source network="default"/>
642 <console type='pty' />
648 # this one is dhcp-based
649 function write_guest_ifcfg_build () {
660 # use fixed GUEST_IP as specified by GUEST_HOSTNAME
661 function write_guest_ifcfg_test () {
666 HOSTNAME=$GUEST_HOSTNAME
676 function devel_or_vtest_tools () {
685 personality=$1; shift
687 pkg_method=$(package_method $fcdistro)
689 pkgsfile=$(pl_locateDistroFile $DIRNAME $pldistro $PREINSTALLED)
691 ### install individual packages, then groups
692 # get target arch - use uname -i here (we want either x86_64 or i386)
694 lxc_arch=$(chroot $lxc_root uname -i)
695 # on debian systems we get arch through the 'arch' command
696 [ "$lxc_arch" = "unknown" ] && lxc_arch=$(chroot $lxc_root arch)
698 packages=$(pl_getPackages -a $lxc_arch $fcdistro $pldistro $pkgsfile)
699 groups=$(pl_getGroups -a $lxc_arch $fcdistro $pldistro $pkgsfile)
701 case "$pkg_method" in
703 [ -n "$packages" ] && chroot $lxc_root yum -y install $packages
704 for group_plus in $groups; do
705 group=$(echo $group_plus | sed -e "s,+++, ,g")
706 chroot $lxc_root yum -y groupinstall "$group"
708 # store current rpm list in /init-lxc.rpms in case we need to check the contents
709 chroot $lxc_root rpm -aq > $lxc_root/init-lxc.rpms
713 if grep -iq ubuntu /vservers/$lxc/etc/lsb-release 2> /dev/null; then
714 # on ubuntu, at this point we end up with a single feed in /etc/apt/sources.list
715 # we need at least to add the 'universe' feed for python-rpm
716 ( cd /vservers/$lxc/etc/apt ; head -1 sources.list | sed -e s,main,universe, > sources.list.d/universe.list )
717 # also adding a link to updates sounds about right
718 ( cd /vservers/$lxc/etc/apt ; head -1 sources.list | sed -e 's, main,-updates main,' > sources.list.d/updates.list )
720 chroot $lxc_root apt-get update
721 for package in $packages ; do
722 # close stdin in an attempt to avoid this hanging
723 # xxx also we ignore result for now, not sure if the kind of errors like below
724 # truly is serious or not
725 #Setting up at (3.1.13-2ubuntu2) ...
726 #initctl: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
727 #initctl: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
728 #start: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
730 chroot $lxc_root apt-get install -y $package < /dev/null || :
732 ### xxx todo install groups with apt..
735 echo "unknown pkg_method $pkg_method"
742 function post_install () {
744 personality=$1; shift
745 if [ -n "$BUILD_MODE" ] ; then
746 post_install_build $lxc $personality
748 # manually run dhclient in guest - somehow this network won't start on its own
749 virsh -c lxc:/// lxc-enter-namespace $lxc $(bin_in_container $lxc dhclient) $VIF_GUEST
751 post_install_myplc $lxc $personality
755 # setup localtime from the host
756 cp /etc/localtime $lxc_root/etc/localtime
759 function post_install_build () {
766 personality=$1; shift
768 ### From myplc-devel-native.spec
769 # be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
770 cat << EOF | chroot $lxc_root bash -x
771 # set up /dev/loop* in lxc
772 for i in \$(seq 0 255) ; do
773 /bin/mknod -m 640 /dev/loop\$i b 7 \$i
776 # create symlink for /dev/fd
777 [ ! -e "/dev/fd" ] && /bin/ln -s /proc/self/fd /dev/fd
779 # modify /etc/rpm/macros to not use /sbin/new-kernel-pkg
780 /bin/sed -i 's,/sbin/new-kernel-pkg:,,' /etc/rpm/macros
781 if [ -h "/sbin/new-kernel-pkg" ] ; then
782 filename=\$(/bin/readlink -f /sbin/new-kernel-pkg)
783 if [ "\$filename" == "/sbin/true" ] ; then
784 /bin/echo "WARNING: /sbin/new-kernel-pkg symlinked to /sbin/true"
785 /bin/echo "\tmost likely /etc/rpm/macros has /sbin/new-kernel-pkg declared in _netsharedpath."
786 /bin/echo "\tPlease remove /sbin/new-kernel-pkg from _netsharedpath and reintall mkinitrd."
791 # customize root's prompt
792 /bin/cat << PROFILE > /root/.profile
793 export PS1="[$lxc] \\w # "
799 # add a "build" user to the system
800 builduser=\$(grep "^build:" /etc/passwd | wc -l)
801 if [ \$builduser -eq 0 ] ; then
802 groupadd -o -g \$gid build;
803 useradd -o -c 'Automated Build' -u \$uid -g \$gid -n -M -s /bin/bash build;
806 # Allow build user to build certain RPMs as root
807 if [ -f /etc/sudoers ] ; then
808 buildsudo=\$(grep "^build.*ALL=(ALL).*NOPASSWD:.*ALL" /etc/sudoers | wc -l)
809 if [ \$buildsudo -eq 0 ] ; then
810 echo "build ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
812 sed -i 's,^Defaults.*requiretty,#Defaults requiretty,' /etc/sudoers
819 function post_install_myplc () {
825 personality=$1; shift
827 # be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
828 cat << EOF | chroot $lxc_root bash -x
830 # create /etc/sysconfig/network if missing
831 [ -f /etc/sysconfig/network ] || /bin/echo NETWORKING=yes > /etc/sysconfig/network
833 # create symlink for /dev/fd
834 [ ! -e "/dev/fd" ] && /bin/ln -s /proc/self/fd /dev/fd
836 # turn off regular crond, as plc invokes plc_crond
837 /sbin/chkconfig crond off
839 # take care of loginuid in /etc/pam.d
840 /bin/sed -i "s,#*\(.*loginuid.*\),#\1," /etc/pam.d/*
842 # customize root's prompt
843 /bin/cat << PROFILE > /root/.profile
844 export PS1="[$lxc] \\w # "
850 function lxc_start() {
854 #trap failure ERR INT
858 virsh -c lxc:/// start $lxc
863 function wait_for_ssh () {
866 #trap failure ERR INT
870 echo network in guest is up, waiting for ssh...
872 #wait max 5 min for sshd to start
874 stop_time=$(($(date +%s) + 300))
875 current_time=$(date +%s)
878 while [ "$current_time" -lt "$stop_time" ] ; do
879 echo "$counter-th attempt to reach sshd in container $lxc ..."
880 ssh -o "StrictHostKeyChecking no" $GUEST_IP 'uname -i' && { ssh_up=true; echo "SSHD in container $lxc is UP"; break ; } || :
882 current_time=$(($current_time + 10))
883 counter=$(($counter+1))
886 # Thierry: this is fatal, let's just exit with a failure here
887 [ -z $ssh_up ] && { echo "SSHD in container $lxc is not running" ; exit 1 ; }
892 function failure () {
893 echo "$COMMAND : Bailing out"
899 echo "Usage: $COMMAND_LBUILD [options] lxc-name"
900 echo "Usage: $COMMAND_LTEST [options] lxc-name"
902 echo " This command creates a fresh lxc instance, for building, or running a test myplc"
903 echo "Supported options"
904 echo " -f fcdistro - for creating the root filesystem - defaults to $DEFAULT_FCDISTRO"
905 echo " -d pldistro - defaults to $DEFAULT_PLDISTRO"
906 echo " -p personality - defaults to $DEFAULT_PERSONALITY"
907 echo " -n hostname - the hostname to use in container - required with $COMMAND_LTEST"
908 echo " -r repo-url - used to populate yum.repos.d - required with $COMMAND_LTEST"
909 echo " -P pkgs_file - defines the set of extra pacakges"
910 echo " by default we use vtest.pkgs or devel.pkgs according to $COMMAND"
911 echo " -v be verbose"
919 #trap failure ERR INT
921 if [ "$(id -u)" != "0" ]; then
922 echo "This script should be run as 'root'"
935 echo 'build mode=' $BUILD_MODE 'test mode=' $TEST_MODE
937 # the set of preinstalled packages - depends on vbuild or vtest
938 if [ -n "$BUILD_MODE" ] ; then
939 PREINSTALLED=devel.pkgs
941 PREINSTALLED=vtest.pkgs
943 while getopts "f:d:p:n:r:P:v" opt ; do
945 f) fcdistro=$OPTARG;;
946 d) pldistro=$OPTARG;;
947 p) personality=$OPTARG;;
948 n) GUEST_HOSTNAME=$OPTARG;;
949 r) REPO_URL=$OPTARG;;
950 P) PREINSTALLED=$OPTARG;;
951 v) VERBOSE=true; set -x;;
956 shift $(($OPTIND - 1))
958 # parse fixed arguments
959 [[ -z "$@" ]] && usage
961 lxc_root=/vservers/$lxc
963 [ -d $lxc_root ] && \
964 { echo "container $lxc already exists in filesystem - exiting" ; exit 1 ; }
965 virsh -c lxc:/// domuuid $lxc >& /dev/null && \
966 { echo "container $lxc already exists in libvirt - exiting" ; exit 1 ; }
969 # check we've exhausted the arguments
970 [[ -n "$@" ]] && usage
972 [ -z "$fcdistro" ] && fcdistro=$DEFAULT_FCDISTRO
973 [ -z "$pldistro" ] && pldistro=$DEFAULT_PLDISTRO
974 [ -z "$personality" ] && personality=$DEFAULT_PERSONALITY
976 if [ -n "$BUILD_MODE" ] ; then
977 [ -z "$GUEST_HOSTNAME" ] && GUEST_HOSTNAME=$lxc
979 [[ -z "$GUEST_HOSTNAME" ]] && usage
980 # use -r none to get rid of this warning
981 if [ "$REPO_URL" == "none" ] ; then
983 elif [ -z "$REPO_URL" ] ; then
984 echo "WARNING -- setting up a yum repo is recommended"
989 release=$(echo $fcdistro | cut -df -f2)
991 if [ "$personality" == "linux32" ]; then
994 elif [ "$personality" == "linux64" ]; then
998 echo "Unknown personality: $personality"
1001 # compute networking details for the test mode
1002 # (build mode relies entirely on dhcp on the private subnet)
1003 if [ -z "$BUILD_MODE" ] ; then
1005 [[ -z "GUEST_HOSTNAME" ]] && usage
1007 create_bridge_if_needed
1009 GUEST_IP=$(gethostbyname $GUEST_HOSTNAME)
1010 # use same NETMASK as bridge interface br0
1011 MASKLEN=$(ip addr show $PUBLIC_BRIDGE | grep -v inet6 | grep inet | awk '{print $2;}' | cut -d/ -f2)
1012 NETMASK=$(masklen_to_netmask $MASKLEN)
1013 GATEWAY=$(ip route show | grep default | awk '{print $3}')
1014 VIF_HOST="i$(echo $GUEST_HOSTNAME | cut -d. -f1)"
1017 setup_lxc $lxc $fcdistro $pldistro $personality
1019 devel_or_vtest_tools $lxc $fcdistro $pldistro $personality
1021 post_install $lxc $personality