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
16 # old guests have e.g. mount in /bin but this is no longer part of
17 # the standard PATH in recent hosts after usrmove, so let's keep it simple
18 export PATH=$PATH:/bin:/sbin
24 DEFAULT_PERSONALITY=linux64
31 # the network interface name as seen from the container
35 FEDORA_PREINSTALLED="yum initscripts passwd rsyslog vim-minimal dhclient chkconfig rootfiles policycoreutils openssh-server openssh-clients"
36 DEBIAN_PREINSTALLED="openssh-server openssh-client"
38 ##############################
39 ## stolen from tests/system/template-qemu/qemu-bridge-init
40 # use /proc/net/dev instead of a hard-wired list
41 function gather_interfaces () {
43 for line in file("/proc/net/dev"):
44 if ':' not in line: continue
45 ifname=line.replace(" ","").split(":")[0]
46 if ifname.find("lo")==0: continue
47 if ifname.find("br")==0: continue
48 if ifname.find("virbr")==0: continue
49 if ifname.find("veth")==0: continue
50 if ifname.find("tap")==0: continue
55 function discover_interface () {
56 for ifname in $(gather_interfaces); do
57 ip link show $ifname | grep -qi 'state UP' && { echo $ifname; return; }
59 # still not found ? that's bad
63 ########## networking -- ctd
64 function gethostbyname () {
66 python -c "import socket; print socket.gethostbyname('"$hostname"')" 2> /dev/null
69 # e.g. 21 -> 255.255.248.0
70 function masklen_to_netmask () {
75 if not (masklen>=1 and masklen<=32):
76 print "Wrong masklen",masklen
84 result.append(masklen)
86 print ".".join([ str(256-2**(8-i)) for i in result ])
91 #################### bridge initialization
92 function create_bridge_if_needed() {
97 # already created ? - we're done
98 ip addr show $PUBLIC_BRIDGE >& /dev/null && {
99 echo "Bridge already set up - skipping create_bridge_if_needed"
103 # find out the physical interface to bridge onto
104 if_lan=$(discover_interface)
106 ip addr show $if_lan &>/dev/null || {
107 echo "Cannot use interface $if_lan - exiting"
111 #################### bride initialization
112 check_yum_installed bridge-utils
114 echo "========== $COMMAND: entering create_bridge - beg"
119 echo "========== $COMMAND: entering create_bridge - end"
121 # disable netfilter calls for bridge interface (they cause panick on 2.6.35 anyway)
123 # another option would be to accept the all forward packages for
124 # bridged interface like: -A FORWARD -m physdev --physdev-is-bridged -j ACCEPT
125 sysctl net.bridge.bridge-nf-call-iptables=0
126 sysctl net.bridge.bridge-nf-call-ip6tables=0
127 sysctl net.bridge.bridge-nf-call-arptables=0
130 #Getting host IP/masklen
131 address=$(ip addr show $if_lan | grep -v inet6 | grep inet | head --lines=1 | awk '{print $2;}')
132 [ -z "$address" ] && { echo "ERROR: Could not determine IP address for $if_lan" ; exit 1 ; }
134 broadcast=$(ip addr show $if_lan | grep -v inet6 | grep inet | head --lines=1 | awk '{print $4;}')
135 [ -z "$broadcast" ] && echo "WARNING: Could not determine broadcast address for $if_lan"
137 gateway=$(ip route show | grep default | awk '{print $3;}')
138 [ -z "$gateway" ] && echo "WARNING: Could not determine gateway IP"
141 # creating the bridge
142 echo "Creating bridge PUBLIC_BRIDGE=$PUBLIC_BRIDGE"
143 brctl addbr $PUBLIC_BRIDGE
144 brctl addif $PUBLIC_BRIDGE $if_lan
145 echo "Activating promiscuous mode if_lan=$if_lan"
146 ip link set $if_lan up promisc on
148 # rely on dhcp to re assign IP..
149 echo "Starting dhclient on $PUBLIC_BRIDGE"
150 dhclient $PUBLIC_BRIDGE
153 #Reconfigure the routing table
154 echo "Configuring gateway=$gateway"
155 ip route add default via $gateway dev $PUBLIC_BRIDGE
156 ip route del default via $gateway dev $if_lan
157 # at this point we have an extra route like e.g.
159 #default via 138.96.112.250 dev br0
160 #138.96.112.0/21 dev em1 proto kernel scope link src 138.96.112.57
161 #138.96.112.0/21 dev br0 proto kernel scope link src 138.96.112.57
162 #192.168.122.0/24 dev virbr0 proto kernel scope link src 192.168.122.1
163 route_dest=$(ip route show | grep -v default | grep "dev $PUBLIC_BRIDGE" | awk '{print $1;}')
164 ip route del $route_dest dev $if_lan
166 echo "========== $COMMAND: exiting create_bridge - beg"
169 echo "========== $COMMAND: exiting create_bridge - end"
177 ##############################
178 # return yum or debootstrap
179 function package_method () {
182 f[0-9]*|centos[0-9]*|sl[0-9]*) echo yum ;;
183 squeeze|wheezy|jessie|oneiric|precise|quantal|raring|saucy) echo debootstrap ;;
184 *) echo Unknown distro $fcdistro ;;
188 # return arch from debian distro and personality
189 function canonical_arch () {
190 personality=$1; shift
192 case $(package_method $fcdistro) in
194 case $personality in *32) echo i386 ;; *64) echo x86_64 ;; *) echo Unknown-arch-1 ;; esac ;;
196 case $personality in *32) echo i386 ;; *64) echo amd64 ;; *) echo Unknown-arch-2 ;; esac ;;
198 echo Unknown-arch-3 ;;
202 # the new test framework creates /timestamp in /vservers/<name> *before* populating it
203 function almost_empty () {
205 # non existing is fine
206 [ ! -d $dir ] && return 0;
207 # need to have at most one file
208 count=$(cd $dir; ls | wc -l); [ $count -le 1 ];
211 ##############################
212 function check_yum_installed () {
214 rpm -q $package >& /dev/null || yum -y install $package
217 function check_yumgroup_installed () {
219 yum grouplist "$group" | grep -q Installed || { yum -y groupinstall "$group" ; }
222 ##############################
223 function fedora_install() {
227 cache=/var/cache/lxc/fedora/$arch/$release
229 mkdir -p /var/lock/subsys/
231 flock -n -x 200 || { echo "Cache repository is busy." ; return 1 ; }
233 if [ ! -e "$cache/rootfs" ]; then
234 echo "Getting cache download in $cache/rootfs ... "
235 fedora_download || { echo "Failed to download 'fedora base'"; return 1; }
237 echo "Updating cache $cache/rootfs ..."
238 if ! yum --installroot $cache/rootfs -y --nogpgcheck update ; then
239 echo "Failed to update 'fedora base', continuing with last known good cache"
241 echo "Update finished"
245 echo "Copy $cache/rootfs to $lxc_root ... "
246 rsync -a $cache/rootfs/ $lxc_root/
250 ) 200>/var/lock/subsys/lxc
255 function fedora_download() {
257 # check the mini fedora was not already downloaded
258 INSTALL_ROOT=$cache/partial
261 # download a mini fedora into a cache
262 echo "Downloading fedora minimal ..."
264 mkdir -p $INSTALL_ROOT || { echo "Failed to create '$INSTALL_ROOT' directory" ; return 1; }
266 mkdir -p $INSTALL_ROOT/etc/yum.repos.d
267 mkdir -p $INSTALL_ROOT/dev
268 mknod -m 0444 $INSTALL_ROOT/dev/random c 1 8
269 mknod -m 0444 $INSTALL_ROOT/dev/urandom c 1 9
271 # copy yum config and repo files
272 cp /etc/yum.conf $INSTALL_ROOT/etc/
273 cp /etc/yum.repos.d/fedora* $INSTALL_ROOT/etc/yum.repos.d/
275 # append fedora repo files with desired $release and $basearch
276 for f in $INSTALL_ROOT/etc/yum.repos.d/* ; do
277 sed -i "s/\$basearch/$arch/g; s/\$releasever/$release/g;" $f
280 MIRROR_URL=http://mirror.onelab.eu/fedora/releases/$release/Everything/$arch/os
281 RELEASE_URL1="$MIRROR_URL/Packages/fedora-release-$release-1.noarch.rpm"
282 # with fedora18 the rpms are scattered by first name
283 RELEASE_URL2="$MIRROR_URL/Packages/f/fedora-release-$release-1.noarch.rpm"
284 RELEASE_TARGET=$INSTALL_ROOT/fedora-release-$release.noarch.rpm
286 for attempt in $RELEASE_URL1 $RELEASE_URL2; do
287 if curl -f $attempt -o $RELEASE_TARGET ; then
288 echo "Retrieved $attempt"
292 echo "Failed attempt $attempt"
295 [ -n "$found" ] || { echo "Could not retrieve fedora-release rpm - exiting" ; exit 1; }
297 mkdir -p $INSTALL_ROOT/var/lib/rpm
298 rpm --root $INSTALL_ROOT --initdb
299 # when installing f12 this apparently is already present, so ignore result
300 rpm --root $INSTALL_ROOT -ivh $INSTALL_ROOT/fedora-release-$release.noarch.rpm || :
301 # however f12 root images won't get created on a f18 host
302 # (the issue here is the same as the one we ran into when dealing with a vs-box)
303 # in a nutshell, in f12 the glibc-common and filesystem rpms have an apparent conflict
304 # >>> file /usr/lib/locale from install of glibc-common-2.11.2-3.x86_64 conflicts
305 # with file from package filesystem-2.4.30-2.fc12.x86_64
306 # in fact this was - of course - allowed by f12's rpm but later on a fix was made
307 # http://rpm.org/gitweb?p=rpm.git;a=commitdiff;h=cf1095648194104a81a58abead05974a5bfa3b9a
308 # So ideally if we want to be able to build f12 images from f18 we need an rpm that has
309 # this patch undone, like we have in place on our f14 boxes (our f14 boxes need a f18-like rpm)
311 YUM="yum --installroot=$INSTALL_ROOT --nogpgcheck -y"
312 echo "$YUM install $FEDORA_PREINSTALLED"
313 $YUM install $FEDORA_PREINSTALLED || { echo "Failed to download rootfs, aborting." ; return 1; }
315 mv "$INSTALL_ROOT" "$cache/rootfs"
316 echo "Download complete."
321 ##############################
322 function fedora_configure() {
327 # disable selinux in fedora
328 mkdir -p $lxc_root/selinux
329 echo 0 > $lxc_root/selinux/enforce
334 cat <<EOF > ${lxc_root}/etc/hostname
339 cat <<EOF > ${lxc_root}/etc/sysconfig/network
341 HOSTNAME=$GUEST_HOSTNAME
344 cat <<EOF > $lxc_root/etc/hosts
345 127.0.0.1 localhost $GUEST_HOSTNAME
350 dev_path="${lxc_root}/dev"
353 mknod -m 666 ${dev_path}/null c 1 3
354 mknod -m 666 ${dev_path}/zero c 1 5
355 mknod -m 666 ${dev_path}/random c 1 8
356 mknod -m 666 ${dev_path}/urandom c 1 9
357 mkdir -m 755 ${dev_path}/pts
358 mkdir -m 1777 ${dev_path}/shm
359 mknod -m 666 ${dev_path}/tty c 5 0
360 mknod -m 666 ${dev_path}/tty0 c 4 0
361 mknod -m 666 ${dev_path}/tty1 c 4 1
362 mknod -m 666 ${dev_path}/tty2 c 4 2
363 mknod -m 666 ${dev_path}/tty3 c 4 3
364 mknod -m 666 ${dev_path}/tty4 c 4 4
365 mknod -m 600 ${dev_path}/console c 5 1
366 mknod -m 666 ${dev_path}/full c 1 7
367 mknod -m 600 ${dev_path}/initctl p
368 mknod -m 666 ${dev_path}/ptmx c 5 2
370 if [ "$(echo $fcdistro | cut -d"f" -f2)" -le "14" ]; then
371 fedora_configure_init
373 fedora_configure_systemd
376 guest_ifcfg=${lxc_root}/etc/sysconfig/network-scripts/ifcfg-$VIF_GUEST
377 ( [ -n "$BUILD_MODE" ] && write_guest_ifcfg_build || write_guest_ifcfg_test ) > $guest_ifcfg
379 [ -z "$IMAGE" ] && fedora_configure_yum $lxc $fcdistro $pldistro
384 function fedora_configure_init() {
387 sed -i 's|.sbin.start_udev||' ${lxc_root}/etc/rc.sysinit
388 sed -i 's|.sbin.start_udev||' ${lxc_root}/etc/rc.d/rc.sysinit
389 # don't mount devpts, for pete's sake
390 sed -i 's/^.*dev.pts.*$/#\0/' ${lxc_root}/etc/rc.sysinit
391 sed -i 's/^.*dev.pts.*$/#\0/' ${lxc_root}/etc/rc.d/rc.sysinit
392 chroot ${lxc_root} chkconfig udev-post off
393 chroot ${lxc_root} chkconfig network on
396 # this code of course is for guests that do run on systemd
397 function fedora_configure_systemd() {
400 # so ignore if we can't find /etc/systemd at all
401 [ -d ${lxc_root}/etc/systemd ] || return 0
402 # otherwise let's proceed
403 ln -sf /lib/systemd/system/multi-user.target ${lxc_root}/etc/systemd/system/default.target
404 touch ${lxc_root}/etc/fstab
405 ln -sf /dev/null ${lxc_root}/etc/systemd/system/udev.service
407 # this was intended for f16 initially, in order to enable getty that otherwise would not start
408 # having a getty running is helpful only if ssh won't start though, and we see a correlation between
409 # VM's that refuse to lxc-stop and VM's that run crazy getty's
410 # so, turning getty off for now instead
411 # #dependency on a device unit fails it specially that we disabled udev
412 # sed -i 's/After=dev-%i.device/After=/' ${lxc_root}/lib/systemd/system/getty\@.service
413 ln -sf /dev/null ${lxc_root}/etc/systemd/system/"getty@.service"
414 rm -f ${lxc_root}/etc/systemd/system/getty.target.wants/*service || :
415 # can't seem to handle this one with systemctl
416 chroot ${lxc_root} chkconfig network on
419 # overwrite container yum config
420 function fedora_configure_yum () {
430 chroot $lxc_root rpm --rebuilddb
432 echo "Initializing yum.repos.d in $lxc"
433 rm -f $lxc_root/etc/yum.repos.d/*
435 cat > $lxc_root/etc/yum.repos.d/building.repo <<EOF
437 name=Fedora $release - $arch
438 baseurl=http://mirror.onelab.eu/fedora/releases/$release/Everything/$arch/os/
442 gpgkey=http://mirror.onelab.eu/keys/RPM-GPG-KEY-fedora-$release-primary
445 name=Fedora $release - $arch - Updates
446 baseurl=http://mirror.onelab.eu/fedora/updates/$release/$arch/
450 gpgkey=http://mirror.onelab.eu/keys/RPM-GPG-KEY-fedora-$release-primary
453 # for using vtest-init-lxc.sh as a general-purpose lxc creation wrapper
454 # just mention 'none' as the repo url
455 if [ -n "$REPO_URL" ] ; then
456 if [ ! -d $lxc_root/etc/yum.repos.d ] ; then
457 echo "WARNING : cannot create myplc repo"
459 # exclude kernel from fedora repos
460 yumexclude=$(pl_plcyumexclude $fcdistro $pldistro $DIRNAME)
461 for repo in $lxc_root/etc/yum.repos.d/* ; do
462 [ -f $repo ] && yumconf_exclude $repo "exclude=$yumexclude"
464 # the build repo is not signed at this stage
465 cat > $lxc_root/etc/yum.repos.d/myplc.repo <<EOF
476 ##############################
477 # need to specify the right mirror for debian variants like ubuntu and the like
478 function debian_mirror () {
481 squeeze|wheezy|jessie)
482 echo http://ftp2.fr.debian.org/debian/ ;;
483 oneiric|precise|quantal|raring|saucy)
484 echo http://mir1.ovh.net/ubuntu/ubuntu/ ;;
485 *) echo unknown distro $fcdistro; exit 1;;
489 function debian_install () {
494 arch=$(canonical_arch $personality $fcdistro)
495 mirror=$(debian_mirror $fcdistro)
496 debootstrap --arch $arch $fcdistro $lxc_root $mirror
497 # just like with fedora we ensure a few packages get installed as well
499 #virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "apt-get update"
500 #virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "apt-get -y install $DEBIAN_PREINSTALLED"
501 chroot $lxc_root apt-get update
502 chroot $lxc_root apt-get -y install $DEBIAN_PREINSTALLED
504 cat <<EOF > ${lxc_root}/etc/hostname
510 function debian_configure () {
511 guest_interfaces=${lxc_root}/etc/network/interfaces
512 ( [ -n "$BUILD_MODE" ] && write_guest_interfaces_build || write_guest_interfaces_test ) > $guest_interfaces
515 function write_guest_interfaces_build () {
518 iface $VIF_GUEST inet dhcp
522 function write_guest_interfaces_test () {
525 iface $VIF_GUEST inet static
531 ##############################
532 function setup_lxc() {
536 #trap failure ERR INT
541 personality=$1; shift
543 # create lxc container
545 pkg_method=$(package_method $fcdistro)
548 if [ -z "$IMAGE" ]; then
549 fedora_install || { echo "failed to install fedora root image"; exit 1 ; }
551 fedora_configure || { echo "failed to configure fedora for a container"; exit 1 ; }
554 if [ -z "$IMAGE" ]; then
555 debian_install $lxc || { echo "failed to install debian/ubuntu root image"; exit 1 ; }
557 debian_configure || { echo "failed to configure debian/ubuntu for a container"; exit 1 ; }
560 echo "$COMMAND:: unknown package_method - exiting"
565 # Enable cgroup -- xxx -- is this really useful ?
566 mkdir $lxc_root/cgroup
569 cp /etc/resolv.conf $lxc_root/etc/resolv.conf
570 # and /etc/hosts for at least localhost
571 [ -f $lxc_root/etc/hosts ] || echo "127.0.0.1 localhost localhost.localdomain" > $lxc_root/etc/hosts
573 # grant ssh access from host to guest
574 mkdir -p $lxc_root/root/.ssh
575 cat /root/.ssh/id_rsa.pub >> $lxc_root/root/.ssh/authorized_keys
576 chmod 700 $lxc_root/root/.ssh
577 chmod 600 $lxc_root/root/.ssh/authorized_keys
579 # don't keep the input xml, this can be retrieved at all times with virsh dumpxml
580 config_xml=/tmp/$lxc.xml
581 ( [ -n "$BUILD_MODE" ] && write_lxc_xml_build $lxc || write_lxc_xml_test $lxc ) > $config_xml
583 # define lxc container for libvirt
584 virsh -c lxc:/// define $config_xml
589 function write_lxc_xml_test () {
594 <memory>$MEMORY</memory>
596 <type arch='$arch2'>exe</type>
597 <init>/sbin/init</init>
603 <clock offset='utc'/>
604 <on_poweroff>destroy</on_poweroff>
605 <on_reboot>restart</on_reboot>
606 <on_crash>destroy</on_crash>
608 <emulator>/usr/libexec/libvirt_lxc</emulator>
609 <filesystem type='mount'>
610 <source dir='$lxc_root'/>
613 <interface type="bridge">
614 <source bridge="$PUBLIC_BRIDGE"/>
615 <target dev='$VIF_HOST'/>
617 <console type='pty' />
620 <name>host-bridge</name>
621 <forward mode="bridge"/>
622 <bridge name="$PUBLIC_BRIDGE"/>
628 function write_lxc_xml_build () {
633 <memory>$MEMORY</memory>
635 <type arch='$arch2'>exe</type>
636 <init>/sbin/init</init>
642 <clock offset='utc'/>
643 <on_poweroff>destroy</on_poweroff>
644 <on_reboot>restart</on_reboot>
645 <on_crash>destroy</on_crash>
647 <emulator>/usr/libexec/libvirt_lxc</emulator>
648 <filesystem type='mount'>
649 <source dir='$lxc_root'/>
652 <interface type="network">
653 <source network="default"/>
655 <console type='pty' />
661 # this one is dhcp-based
662 function write_guest_ifcfg_build () {
673 # use fixed GUEST_IP as specified by GUEST_HOSTNAME
674 function write_guest_ifcfg_test () {
679 HOSTNAME=$GUEST_HOSTNAME
689 function devel_or_vtest_tools () {
698 personality=$1; shift
700 pkg_method=$(package_method $fcdistro)
702 pkgsfile=$(pl_locateDistroFile $DIRNAME $pldistro $PREINSTALLED)
704 ### install individual packages, then groups
705 # get target arch - use uname -i here (we want either x86_64 or i386)
707 lxc_arch=$(chroot $lxc_root uname -i)
708 # on debian systems we get arch through the 'arch' command
709 [ "$lxc_arch" = "unknown" ] && lxc_arch=$(chroot $lxc_root arch)
711 packages=$(pl_getPackages -a $lxc_arch $fcdistro $pldistro $pkgsfile)
712 groups=$(pl_getGroups -a $lxc_arch $fcdistro $pldistro $pkgsfile)
714 case "$pkg_method" in
716 [ -n "$packages" ] && chroot $lxc_root yum -y install $packages
717 for group_plus in $groups; do
718 group=$(echo $group_plus | sed -e "s,+++, ,g")
719 chroot $lxc_root yum -y groupinstall "$group"
721 # store current rpm list in /init-lxc.rpms in case we need to check the contents
722 chroot $lxc_root rpm -aq > $lxc_root/init-lxc.rpms
726 if grep -iq ubuntu /vservers/$lxc/etc/lsb-release 2> /dev/null; then
727 # on ubuntu, at this point we end up with a single feed in /etc/apt/sources.list
728 # we need at least to add the 'universe' feed for python-rpm
729 ( cd /vservers/$lxc/etc/apt ; head -1 sources.list | sed -e s,main,universe, > sources.list.d/universe.list )
730 # also adding a link to updates sounds about right
731 ( cd /vservers/$lxc/etc/apt ; head -1 sources.list | sed -e 's, main,-updates main,' > sources.list.d/updates.list )
732 # tell apt about the changes
733 chroot /vservers/$lxc apt-get update
735 for package in $packages ; do
736 # container not started yet
737 #virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "apt-get install -y $package" || :
738 chroot $lxc_root apt-get install -y $package || :
740 ### xxx todo install groups with apt..
743 echo "unknown pkg_method $pkg_method"
750 function post_install () {
752 personality=$1; shift
753 if [ -n "$BUILD_MODE" ] ; then
754 post_install_build $lxc $personality
755 virsh -c lxc:/// start $lxc
756 # manually run dhclient in guest - somehow this network won't start on its own
757 virsh -c lxc:/// lxc-enter-namespace $lxc /bin/bash -c "dhclient $VIF_GUEST"
759 post_install_myplc $lxc $personality
760 virsh -c lxc:/// start $lxc
761 # it sounds like we don't need ssh per se any more
762 # it still makes sense to wait for network readiness though
766 # setup localtime from the host
767 cp /etc/localtime $lxc_root/etc/localtime
770 function post_install_build () {
777 personality=$1; shift
779 ### From myplc-devel-native.spec
780 # be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
781 cat << EOF | chroot $lxc_root bash -x
783 # customize root's prompt
784 /bin/cat << PROFILE > /root/.profile
785 export PS1="[$lxc] \\w # "
792 function post_install_myplc () {
798 personality=$1; shift
800 # be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
801 cat << EOF | chroot $lxc_root bash -x
803 # create /etc/sysconfig/network if missing
804 [ -f /etc/sysconfig/network ] || /bin/echo NETWORKING=yes > /etc/sysconfig/network
806 # turn off regular crond, as plc invokes plc_crond
807 /sbin/chkconfig crond off
809 # customize root's prompt
810 /bin/cat << PROFILE > /root/.profile
811 export PS1="[$lxc] \\w # "
817 function wait_for_ssh () {
820 #trap failure ERR INT
824 echo network in guest is up, waiting for ssh...
826 #wait max 2 min for sshd to start
828 current_time=$(date +%s)
829 stop_time=$(($current_time + 120))
832 while [ "$current_time" -lt "$stop_time" ] ; do
833 echo "$counter-th attempt to reach sshd in container $lxc ..."
834 ssh -o "StrictHostKeyChecking no" $GUEST_IP 'uname -i' && { ssh_up=true; echo "SSHD in container $lxc is UP"; break ; } || :
836 current_time=$(($current_time + 10))
837 counter=$(($counter+1))
840 # Thierry: this is fatal, let's just exit with a failure here
841 [ -z $ssh_up ] && { echo "SSHD in container $lxc is not running" ; exit 1 ; }
846 function failure () {
847 echo "$COMMAND : Bailing out"
853 echo "Usage: $COMMAND [options] lxc-name (aka build mode)"
854 echo "Usage: $COMMAND -n hostname [options] lxc-name (aka test mode)"
856 echo " This command creates a fresh lxc instance, for building, or running a test myplc"
857 echo "In its first form, spawned VM gets a private IP bridged with virbr0 over dhcp/nat"
858 echo "With the second form, spawned VM gets a public IP bridged on public bridge br0"
860 echo "Supported options"
861 echo " -n hostname - the hostname to use in container"
862 echo " -f fcdistro - for creating the root filesystem - defaults to $DEFAULT_FCDISTRO"
863 echo " -d pldistro - defaults to $DEFAULT_PLDISTRO - current support for fedoras debians ubuntus"
864 echo " -p personality - defaults to $DEFAULT_PERSONALITY"
865 echo " -r repo-url - used to populate yum.repos.d - required in test mode"
866 echo " -P pkgs_file - defines a set of extra packages to install in guest"
867 echo " by default we use devel.pkgs (build mode) or runtime.pkgs (test mode)"
868 echo " -i image - the location of the rootfs"
869 echo " -m memory - the amount of allocated memory in MB - defaults to $DEFAULT_MEMORY MB"
870 echo " -v be verbose"
878 #trap failure ERR INT
880 if [ "$(id -u)" != "0" ]; then
881 echo "This script should be run as 'root'"
885 while getopts "n:f:d:p:r:P:i:m:v" opt ; do
887 n) GUEST_HOSTNAME=$OPTARG;;
888 f) fcdistro=$OPTARG;;
889 d) pldistro=$OPTARG;;
890 p) personality=$OPTARG;;
891 r) REPO_URL=$OPTARG;;
892 P) PREINSTALLED=$OPTARG;;
895 v) VERBOSE=true; set -x;;
900 shift $(($OPTIND - 1))
902 # parse fixed arguments
903 [[ -z "$@" ]] && usage
905 lxc_root=/vservers/$lxc
908 almost_empty $lxc_root || \
909 { echo "container $lxc already exists in $lxc_root - exiting" ; exit 1 ; }
910 virsh -c lxc:/// domuuid $lxc >& /dev/null && \
911 { echo "container $lxc already exists in libvirt - exiting" ; exit 1 ; }
914 # if IMAGE, copy the provided rootfs to lxc_root
915 if [ -n "$IMAGE" ] ; then
916 [ ! -d "$IMAGE" ] && \
917 { echo "$IMAGE rootfs folder does not exist - exiting" ; exit 1 ; }
918 rsync -a $IMAGE/ $lxc_root/
922 # check we've exhausted the arguments
923 [[ -n "$@" ]] && usage
925 # BUILD_MODE is true unless we specified a hostname
926 [ -n "$GUEST_HOSTNAME" ] || BUILD_MODE=true
929 [ -z "$fcdistro" ] && fcdistro=$DEFAULT_FCDISTRO
930 [ -z "$pldistro" ] && pldistro=$DEFAULT_PLDISTRO
931 [ -z "$personality" ] && personality=$DEFAULT_PERSONALITY
932 [ -z "$MEMORY" ] && MEMORY=$DEFAULT_MEMORY
935 MEMORY=$(($MEMORY * 1024))
937 # the set of preinstalled packages - depends on mode
938 if [ -z "$PREINSTALLED"] ; then
939 if [ -n "$BUILD_MODE" ] ; then
940 PREINSTALLED=devel.pkgs
942 PREINSTALLED=runtime.pkgs
946 if [ -n "$BUILD_MODE" ] ; then
947 # we can now set GUEST_HOSTNAME safely
948 [ -z "$GUEST_HOSTNAME" ] && GUEST_HOSTNAME=$(echo $lxc | sed -e 's,\.,-,g')
950 # as this command can be used in other contexts, not specifying
951 # a repo is considered a warning
952 # use -r none to get rid of this warning
953 if [ "$REPO_URL" == "none" ] ; then
955 elif [ -z "$REPO_URL" ] ; then
956 echo "WARNING -- setting up a yum repo is recommended"
961 release=$(echo $fcdistro | cut -df -f2)
963 if [ "$personality" == "linux32" ]; then
966 elif [ "$personality" == "linux64" ]; then
970 echo "Unknown personality: $personality"
973 # compute networking details for the test mode
974 # (build mode relies entirely on dhcp on the private subnet)
975 if [ -z "$BUILD_MODE" ] ; then
977 create_bridge_if_needed
979 GUEST_IP=$(gethostbyname $GUEST_HOSTNAME)
980 # use same NETMASK as bridge interface br0
981 MASKLEN=$(ip addr show $PUBLIC_BRIDGE | grep -v inet6 | grep inet | awk '{print $2;}' | cut -d/ -f2)
982 NETMASK=$(masklen_to_netmask $MASKLEN)
983 GATEWAY=$(ip route show | grep default | awk '{print $3}' | head -1)
984 VIF_HOST="i$(echo $GUEST_HOSTNAME | cut -d. -f1)"
987 setup_lxc $lxc $fcdistro $pldistro $personality
989 devel_or_vtest_tools $lxc $fcdistro $pldistro $personality
991 # container gets started here
992 post_install $lxc $personality