10 # pkgs parsing utilities
11 export PATH=$(dirname $0):$PATH
17 DEFAULT_PERSONALITY=linux64
19 COMMAND_LBUILD="lbuild-initvm.sh"
20 COMMAND_LTEST="ltest-initvm.sh"
23 # when creating build boxes we use private NAT'ed addresses for the VMs
24 # as per virbr0 that is taken care of by libvirt at startup
25 PRIVATE_BRIDGE="virbr0"
26 PRIVATE_PREFIX="192.168.122."
27 PRIVATE_GATEWAY="192.168.122.1"
28 # beware that changing this would break the logic of random_private_byte...
31 # we just try randomly in that range until a free IP address shows up
37 # the network interface name as seen from the container
40 ##############################
41 ## stolen from tests/system/template-qemu/qemu-bridge-init
42 # use /proc/net/dev instead of a hard-wired list
43 function gather_interfaces () {
45 for line in file("/proc/net/dev"):
46 if ':' not in line: continue
47 ifname=line.replace(" ","").split(":")[0]
48 if ifname.find("lo")==0: continue
49 if ifname.find("br")==0: continue
50 if ifname.find("virbr")==0: continue
51 if ifname.find("tap")==0: continue
56 function discover_interface () {
57 for ifname in $(gather_interfaces); do
58 ip link show $ifname | grep -qi 'state UP' && { echo $ifname; return; }
60 # still not found ? that's bad
63 ########## check for a free IP
64 function ip_is_busy () {
66 ping -c 1 -W 1 $target >& /dev/null
69 function random_private_byte () {
70 for attempt in $(seq $PRIVATE_ATTEMPTS); do
71 byte=$(($RANDOM % 256))
72 if [ "$byte" == 0 -o "$byte" == 1 ] ; then continue; fi
73 ip=${PRIVATE_PREFIX}${byte}
74 ip_is_busy $ip || { echo $byte; return; }
76 echo "Cannot seem to find a free IP address in range ${PRIVATE_PREFIX}.xx/24 after $PRIVATE_ATTEMPTS attempts - exiting"
80 ########## networking -- ctd
81 function gethostbyname () {
83 python -c "import socket; print socket.gethostbyname('"$hostname"')" 2> /dev/null
86 # e.g. 21 -> 255.255.248.0
87 function masklen_to_netmask () {
92 if not (masklen>=1 and masklen<=32):
93 print "Wrong masklen",masklen
101 result.append(masklen)
103 print ".".join([ str(256-2**(8-i)) for i in result ])
108 #################### bridge initialization
109 function create_bridge_if_needed() {
114 # already created ? - we're done
115 ip addr show $PUBLIC_BRIDGE >& /dev/null && {
116 echo "Bridge already set up - skipping create_bridge_if_needed"
120 # find out the physical interface to bridge onto
121 if_lan=$(discover_interface)
123 ip addr show $if_lan &>/dev/null || {
124 echo "Cannot use interface $if_lan - exiting"
128 #################### bride initialization
129 check_yum_installed bridge-utils
131 echo "========== $COMMAND: entering create_bridge - beg"
136 echo "========== $COMMAND: entering create_bridge - end"
138 # disable netfilter calls for bridge interface (they cause panick on 2.6.35 anyway)
140 # another option would be to accept the all forward packages for
141 # bridged interface like: -A FORWARD -m physdev --physdev-is-bridged -j ACCEPT
142 sysctl net.bridge.bridge-nf-call-iptables=0
143 sysctl net.bridge.bridge-nf-call-ip6tables=0
144 sysctl net.bridge.bridge-nf-call-arptables=0
147 #Getting host IP/masklen
148 address=$(ip addr show $if_lan | grep -v inet6 | grep inet | head --lines=1 | awk '{print $2;}')
149 [ -z "$address" ] && { echo "ERROR: Could not determine IP address for $if_lan" ; exit 1 ; }
151 broadcast=$(ip addr show $if_lan | grep -v inet6 | grep inet | head --lines=1 | awk '{print $4;}')
152 [ -z "$broadcast" ] && echo "WARNING: Could not determine broadcast address for $if_lan"
154 gateway=$(ip route show | grep default | awk '{print $3;}')
155 [ -z "$gateway" ] && echo "WARNING: Could not determine gateway IP"
158 # creating the bridge
159 echo "Creating bridge PUBLIC_BRIDGE=$PUBLIC_BRIDGE"
160 brctl addbr $PUBLIC_BRIDGE
161 brctl addif $PUBLIC_BRIDGE $if_lan
162 echo "Activating promiscuous mode if_lan=$if_lan"
163 ip link set $if_lan up promisc on
165 # rely on dhcp to re assign IP..
166 echo "Starting dhclient on $PUBLIC_BRIDGE"
167 dhclient $PUBLIC_BRIDGE
170 #Reconfigure the routing table
171 echo "Configuring gateway=$gateway"
172 ip route add default via $gateway dev $PUBLIC_BRIDGE
173 ip route del default via $gateway dev $if_lan
174 # at this point we have an extra route like e.g.
176 #default via 138.96.112.250 dev br0
177 #138.96.112.0/21 dev em1 proto kernel scope link src 138.96.112.57
178 #138.96.112.0/21 dev br0 proto kernel scope link src 138.96.112.57
179 #192.168.122.0/24 dev virbr0 proto kernel scope link src 192.168.122.1
180 route_dest=$(ip route show | grep -v default | grep "dev $PUBLIC_BRIDGE" | awk '{print $1;}')
181 ip route del $route_dest dev $if_lan
183 echo "========== $COMMAND: exiting create_bridge - beg"
186 echo "========== $COMMAND: exiting create_bridge - end"
194 ##############################
195 # return yum or debootstrap
196 function package_method () {
199 f[0-9]*|centos[0-9]*|sl[0-9]*) echo yum ;;
200 squeeze|wheezy|oneiric|precise|quantal|raring|saucy) echo debootstrap ;;
201 *) echo Unknown distro $fcdistro ;;
205 # return arch from debian distro and personality
206 function canonical_arch () {
207 personality=$1; shift
209 case $(package_method $fcdistro) in
211 case $personality in *32) echo i386 ;; *64) echo x86_64 ;; *) echo Unknown-arch-1 ;; esac ;;
213 case $personality in *32) echo i386 ;; *64) echo amd64 ;; *) echo Unknown-arch-2 ;; esac ;;
215 echo Unknown-arch-3 ;;
219 # the new test framework creates /timestamp in /vservers/<name> *before* populating it
220 function almost_empty () {
222 # non existing is fine
223 [ ! -d $dir ] && return 0;
224 # need to have at most one file
225 count=$(cd $dir; ls | wc -l); [ $count -le 1 ];
228 ##############################
229 function check_yum_installed () {
231 rpm -q $package >& /dev/null || yum -y install $package
234 function check_yumgroup_installed () {
236 yum grouplist "$group" | grep -q Installed || { yum -y groupinstall "$group" ; }
239 ##############################
240 function fedora_install() {
244 mkdir -p /var/lock/subsys/
246 flock -n -x 200 || { echo "Cache repository is busy." ; return 1 ; }
248 if [ ! -e "$cache/rootfs" ]; then
249 echo "Getting cache download in $cache/rootfs ... "
250 fedora_download || { echo "Failed to download 'fedora base'"; return 1; }
252 echo "Updating cache $cache/rootfs ..."
253 if ! yum --installroot $cache/rootfs -y --nogpgcheck update ; then
254 echo "Failed to update 'fedora base', continuing with last known good cache"
256 echo "Update finished"
260 echo "Copy $cache/rootfs to $rootfs_path ... "
261 mkdir -p $rootfs_path
262 rsync -a $cache/rootfs/ $rootfs_path/
266 ) 200>/var/lock/subsys/lxc
271 function fedora_download() {
273 # check the mini fedora was not already downloaded
274 INSTALL_ROOT=$cache/partial
277 # download a mini fedora into a cache
278 echo "Downloading fedora minimal ..."
280 mkdir -p $INSTALL_ROOT || { echo "Failed to create '$INSTALL_ROOT' directory" ; return 1; }
282 mkdir -p $INSTALL_ROOT/etc/yum.repos.d
283 mkdir -p $INSTALL_ROOT/dev
284 mknod -m 0444 $INSTALL_ROOT/dev/random c 1 8
285 mknod -m 0444 $INSTALL_ROOT/dev/urandom c 1 9
287 # copy yum config and repo files
288 cp /etc/yum.conf $INSTALL_ROOT/etc/
289 cp /etc/yum.repos.d/fedora* $INSTALL_ROOT/etc/yum.repos.d/
291 # append fedora repo files with desired $release and $basearch
292 for f in $INSTALL_ROOT/etc/yum.repos.d/* ; do
293 sed -i "s/\$basearch/$arch/g; s/\$releasever/$release/g;" $f
296 MIRROR_URL=http://mirror.onelab.eu/fedora/releases/$release/Everything/$arch/os
297 RELEASE_URL1="$MIRROR_URL/Packages/fedora-release-$release-1.noarch.rpm"
298 # with fedora18 the rpms are scattered by first name
299 RELEASE_URL2="$MIRROR_URL/Packages/f/fedora-release-$release-1.noarch.rpm"
300 RELEASE_TARGET=$INSTALL_ROOT/fedora-release-$release.noarch.rpm
302 for attempt in $RELEASE_URL1 $RELEASE_URL2; do
303 if curl -f $attempt -o $RELEASE_TARGET ; then
304 echo "Retrieved $attempt"
308 echo "Failed attempt $attempt"
311 [ -n "$found" ] || { echo "Could not retrieve fedora-release rpm - exiting" ; exit 1; }
313 mkdir -p $INSTALL_ROOT/var/lib/rpm
314 rpm --root $INSTALL_ROOT --initdb
315 # when installing f12 this apparently is already present, so ignore result
316 rpm --root $INSTALL_ROOT -ivh $INSTALL_ROOT/fedora-release-$release.noarch.rpm || :
317 # however f12 root images won't get created on a f18 host
318 # (the issue here is the same as the one we ran into when dealing with a vs-box)
319 # in a nutshell, in f12 the glibc-common and filesystem rpms have an apparent conflict
320 # >>> file /usr/lib/locale from install of glibc-common-2.11.2-3.x86_64 conflicts
321 # with file from package filesystem-2.4.30-2.fc12.x86_64
322 # in fact this was - of course - allowed by f12's rpm but later on a fix was made
323 # http://rpm.org/gitweb?p=rpm.git;a=commitdiff;h=cf1095648194104a81a58abead05974a5bfa3b9a
324 # So ideally if we want to be able to build f12 images from f18 we need an rpm that has
325 # this patch undone, like we have in place on our f14 boxes (our f14 boxes need a f18-like rpm)
327 YUM="yum --installroot=$INSTALL_ROOT --nogpgcheck -y"
328 PKG_LIST="yum initscripts passwd rsyslog vim-minimal dhclient chkconfig rootfiles policycoreutils openssh-server openssh-clients"
329 echo "$YUM install $PKG_LIST"
330 $YUM install $PKG_LIST || { echo "Failed to download rootfs, aborting." ; return 1; }
332 mv "$INSTALL_ROOT" "$cache/rootfs"
333 echo "Download complete."
338 ##############################
339 function fedora_configure() {
344 # disable selinux in fedora
345 mkdir -p $rootfs_path/selinux
346 echo 0 > $rootfs_path/selinux/enforce
351 cat <<EOF > ${rootfs_path}/etc/hostname
356 cat <<EOF > ${rootfs_path}/etc/sysconfig/network
358 HOSTNAME=$GUEST_HOSTNAME
361 cat <<EOF > $rootfs_path/etc/hosts
362 127.0.0.1 localhost $GUEST_HOSTNAME
367 dev_path="${rootfs_path}/dev"
370 mknod -m 666 ${dev_path}/null c 1 3
371 mknod -m 666 ${dev_path}/zero c 1 5
372 mknod -m 666 ${dev_path}/random c 1 8
373 mknod -m 666 ${dev_path}/urandom c 1 9
374 mkdir -m 755 ${dev_path}/pts
375 mkdir -m 1777 ${dev_path}/shm
376 mknod -m 666 ${dev_path}/tty c 5 0
377 mknod -m 666 ${dev_path}/tty0 c 4 0
378 mknod -m 666 ${dev_path}/tty1 c 4 1
379 mknod -m 666 ${dev_path}/tty2 c 4 2
380 mknod -m 666 ${dev_path}/tty3 c 4 3
381 mknod -m 666 ${dev_path}/tty4 c 4 4
382 mknod -m 600 ${dev_path}/console c 5 1
383 mknod -m 666 ${dev_path}/full c 1 7
384 mknod -m 600 ${dev_path}/initctl p
385 mknod -m 666 ${dev_path}/ptmx c 5 2
387 #echo "setting root passwd to $root_password"
388 #echo "root:$root_password" | chroot $rootfs_path chpasswd
390 if [ "$(echo $fcdistro | cut -d"f" -f2)" -le "14" ]; then
391 fedora_configure_init
393 fedora_configure_systemd
396 guest_ifcfg=${rootfs_path}/etc/sysconfig/network-scripts/ifcfg-$VIF_GUEST
397 ( [ -n "$BUILD_MODE" ] && write_guest_ifcfg_build || write_guest_ifcfg_test ) > $guest_ifcfg
399 fedora_configure_yum $lxc $fcdistro $pldistro
404 function fedora_configure_init() {
407 sed -i 's|.sbin.start_udev||' ${rootfs_path}/etc/rc.sysinit
408 sed -i 's|.sbin.start_udev||' ${rootfs_path}/etc/rc.d/rc.sysinit
409 # don't mount devpts, for pete's sake
410 sed -i 's/^.*dev.pts.*$/#\0/' ${rootfs_path}/etc/rc.sysinit
411 sed -i 's/^.*dev.pts.*$/#\0/' ${rootfs_path}/etc/rc.d/rc.sysinit
412 chroot ${rootfs_path} chkconfig udev-post off
413 chroot ${rootfs_path} chkconfig network on
416 # this code of course is for guests that do run on systemd
417 function fedora_configure_systemd() {
420 # so ignore if we can't find /etc/systemd at all
421 [ -d ${rootfs_path}/etc/systemd ] || return 0
422 # otherwise let's proceed
423 ln -sf /lib/systemd/system/multi-user.target ${rootfs_path}/etc/systemd/system/default.target
424 touch ${rootfs_path}/etc/fstab
425 ln -sf /dev/null ${rootfs_path}/etc/systemd/system/udev.service
427 # this was intended for f16 initially, in order to enable getty that otherwise would not start
428 # having a getty running is helpful only if ssh won't start though, and we see a correlation between
429 # VM's that refuse to lxc-stop and VM's that run crazy getty's
430 # so, turning getty off for now instead
431 # #dependency on a device unit fails it specially that we disabled udev
432 # sed -i 's/After=dev-%i.device/After=/' ${rootfs_path}/lib/systemd/system/getty\@.service
433 ln -sf /dev/null ${rootfs_path}/etc/systemd/system/"getty@.service"
434 rm -f ${rootfs_path}/etc/systemd/system/getty.target.wants/*service || :
435 # can't seem to handle this one with systemctl
436 chroot ${rootfs_path} chkconfig network on
439 # overwrite container yum config
440 function fedora_configure_yum () {
450 chroot $rootfs_path rpm --rebuilddb
452 echo "Initializing yum.repos.d in $lxc"
453 rm -f $rootfs_path/etc/yum.repos.d/*
455 cat > $rootfs_path/etc/yum.repos.d/building.repo <<EOF
457 name=Fedora $release - $arch
458 baseurl=http://mirror.onelab.eu/fedora/releases/$release/Everything/$arch/os/
462 gpgkey=http://mirror.onelab.eu/keys/RPM-GPG-KEY-fedora-$release-primary
465 name=Fedora $release - $arch - Updates
466 baseurl=http://mirror.onelab.eu/fedora/updates/$release/$arch/
470 gpgkey=http://mirror.onelab.eu/keys/RPM-GPG-KEY-fedora-$release-primary
473 # for using vtest-init-lxc.sh as a general-purpose lxc creation wrapper
474 # just mention 'none' as the repo url
475 if [ -n "$REPO_URL" ] ; then
476 if [ ! -d $rootfs_path/etc/yum.repos.d ] ; then
477 echo "WARNING : cannot create myplc repo"
479 # exclude kernel from fedora repos
480 yumexclude=$(pl_plcyumexclude $fcdistro $pldistro $DIRNAME)
481 for repo in $rootfs_path/etc/yum.repos.d/* ; do
482 [ -f $repo ] && yumconf_exclude $repo "exclude=$yumexclude"
484 # the build repo is not signed at this stage
485 cat > $rootfs_path/etc/yum.repos.d/myplc.repo <<EOF
496 ##############################
497 # need to specify the right mirror for debian variants like ubuntu and the like
498 function debian_mirror () {
502 echo http://ftp2.fr.debian.org/debian/ ;;
503 oneiric|precise|quantal|raring|saucy)
504 echo http://mir1.ovh.net/ubuntu/ubuntu/ ;;
505 *) echo unknown distro $fcdistro; exit 1;;
509 function debian_install () {
512 mkdir -p $rootfs_path
513 arch=$(canonical_arch $personality $fcdistro)
514 mirror=$(debian_mirror $fcdistro)
515 debootstrap --arch $arch $fcdistro $rootfs_path $mirror
518 function debian_configure () {
519 guest_interfaces=${rootfs_path}/etc/network/interfaces
520 ( [ -n "$BUILD_MODE" ] && write_guest_interfaces_build || write_guest_interfaces_test ) > $guest_interfaces
523 function write_guest_interfaces_build () {
526 iface $VIF_GUEST inet dhcp
530 function write_guest_interfaces_test () {
539 ##############################
540 function setup_lxc() {
544 #trap failure ERR INT
549 personality=$1; shift
551 # create lxc container
553 pkg_method=$(package_method $fcdistro)
556 fedora_install || { echo "failed to install fedora root image"; exit 1 ; }
557 fedora_configure || { echo "failed to configure fedora for a container"; exit 1 ; }
560 debian_install || { echo "failed to install debian/ubuntu root image"; exit 1 ; }
561 debian_configure || { echo "failed to configure debian/ubuntu for a container"; exit 1 ; }
564 echo "$COMMAND:: unknown package_method - exiting"
569 # Enable cgroup -- xxx -- is this really useful ?
570 mkdir $rootfs_path/cgroup
573 cp /etc/resolv.conf $rootfs_path/etc/resolv.conf
574 # and /etc/hosts for at least localhost
575 [ -f $rootfs_path/etc/hosts ] || echo "127.0.0.1 localhost localhost.localdomain" > $rootfs_path/etc/hosts
577 # grant ssh access from host to guest
578 mkdir $rootfs_path/root/.ssh
579 cat /root/.ssh/id_rsa.pub >> $rootfs_path/root/.ssh/authorized_keys
581 config_xml=$config_path/"lxc.xml"
582 ( [ -n "$BUILD_MODE" ] && write_lxc_xml_build $lxc || write_lxc_xml_test $lxc ) > $config_xml
584 # define lxc container for libvirt
585 virsh -c lxc:/// define $config_xml
590 function write_lxc_xml_test () {
595 <memory>524288</memory>
597 <type arch='$arch2'>exe</type>
598 <init>/sbin/init</init>
604 <clock offset='utc'/>
605 <on_poweroff>destroy</on_poweroff>
606 <on_reboot>restart</on_reboot>
607 <on_crash>destroy</on_crash>
609 <emulator>/usr/libexec/libvirt_lxc</emulator>
610 <filesystem type='mount'>
611 <source dir='$rootfs_path'/>
614 <interface type="bridge">
615 <source bridge="$PUBLIC_BRIDGE"/>
616 <target dev='$VIF_HOST'/>
618 <console type='pty' />
621 <name>host-bridge</name>
622 <forward mode="bridge"/>
623 <bridge name="$PUBLIC_BRIDGE"/>
629 function write_lxc_xml_build () {
634 <memory>524288</memory>
636 <type arch='$arch2'>exe</type>
637 <init>/sbin/init</init>
643 <clock offset='utc'/>
644 <on_poweroff>destroy</on_poweroff>
645 <on_reboot>restart</on_reboot>
646 <on_crash>destroy</on_crash>
648 <emulator>/usr/libexec/libvirt_lxc</emulator>
649 <filesystem type='mount'>
650 <source dir='$rootfs_path'/>
653 <interface type="network">
654 <source network="default"/>
656 <console type='pty' />
662 # this one is dhcp-based
663 function write_guest_ifcfg_build () {
674 # use fixed IP as specified by GUEST_HOSTNAME
675 function write_guest_ifcfg_test () {
680 HOSTNAME=$GUEST_HOSTNAME
690 function devel_or_vtest_tools () {
699 personality=$1; shift
701 pkg_method=$(package_method $fcdistro)
703 pkgsfile=$(pl_locateDistroFile $DIRNAME $pldistro $PREINSTALLED)
705 ### install individual packages, then groups
706 # get target arch - use uname -i here (we want either x86_64 or i386)
708 lxc_arch=$(chroot $rootfs_path uname -i)
709 # on debian systems we get arch through the 'arch' command
710 [ "$lxc_arch" = "unknown" ] && lxc_arch=$(chroot $rootfs_path arch)
712 packages=$(pl_getPackages -a $lxc_arch $fcdistro $pldistro $pkgsfile)
713 groups=$(pl_getGroups -a $lxc_arch $fcdistro $pldistro $pkgsfile)
715 case "$pkg_method" in
717 [ -n "$packages" ] && chroot $rootfs_path yum -y install $packages
718 for group_plus in $groups; do
719 group=$(echo $group_plus | sed -e "s,+++, ,g")
720 chroot $rootfs_path yum -y groupinstall "$group"
722 # store current rpm list in /init-lxc.rpms in case we need to check the contents
723 chroot $rootfs_path rpm -aq > $rootfs_path/init-lxc.rpms
726 chroot $rootfs_path apt-get update
727 for package in $packages ; do
728 # close stdin in an attempt to avoid this hanging
729 # xxx also we ignore result for now, not sure if the kind of errors like below
730 # truly is serious or not
731 #Setting up at (3.1.13-2ubuntu2) ...
732 #initctl: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
733 #initctl: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
734 #start: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
736 chroot $rootfs_path apt-get install -y $package < /dev/null || :
738 ### xxx todo install groups with apt..
741 echo "unknown pkg_method $pkg_method"
748 function post_install () {
750 personality=$1; shift
751 if [ -n "$BUILD_MODE" ] ; then
752 post_install_build $lxc $personality
754 # manually run dhclient in guest - somehow this network won't start on its own
755 virsh -c lxc:/// lxc-enter-namespace $lxc $(bin_in_container $lxc dhclient) $VIF_GUEST
757 post_install_myplc $lxc $personality
761 # setup localtime from the host
762 cp /etc/localtime $rootfs_path/etc/localtime
765 function post_install_build () {
772 personality=$1; shift
774 ### From myplc-devel-native.spec
775 # be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
776 cat << EOF | chroot $rootfs_path bash -x
777 # set up /dev/loop* in lxc
778 for i in \$(seq 0 255) ; do
779 /bin/mknod -m 640 /dev/loop\$i b 7 \$i
782 # create symlink for /dev/fd
783 [ ! -e "/dev/fd" ] && /bin/ln -s /proc/self/fd /dev/fd
785 # modify /etc/rpm/macros to not use /sbin/new-kernel-pkg
786 /bin/sed -i 's,/sbin/new-kernel-pkg:,,' /etc/rpm/macros
787 if [ -h "/sbin/new-kernel-pkg" ] ; then
788 filename=\$(/bin/readlink -f /sbin/new-kernel-pkg)
789 if [ "\$filename" == "/sbin/true" ] ; then
790 /bin/echo "WARNING: /sbin/new-kernel-pkg symlinked to /sbin/true"
791 /bin/echo "\tmost likely /etc/rpm/macros has /sbin/new-kernel-pkg declared in _netsharedpath."
792 /bin/echo "\tPlease remove /sbin/new-kernel-pkg from _netsharedpath and reintall mkinitrd."
797 # customize root's prompt
798 /bin/cat << PROFILE > /root/.profile
799 export PS1="[$lxc] \\w # "
805 # add a "build" user to the system
806 builduser=\$(grep "^build:" /etc/passwd | wc -l)
807 if [ \$builduser -eq 0 ] ; then
808 groupadd -o -g \$gid build;
809 useradd -o -c 'Automated Build' -u \$uid -g \$gid -n -M -s /bin/bash build;
812 # Allow build user to build certain RPMs as root
813 if [ -f /etc/sudoers ] ; then
814 buildsudo=\$(grep "^build.*ALL=(ALL).*NOPASSWD:.*ALL" /etc/sudoers | wc -l)
815 if [ \$buildsudo -eq 0 ] ; then
816 echo "build ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
818 sed -i 's,^Defaults.*requiretty,#Defaults requiretty,' /etc/sudoers
825 function post_install_myplc () {
831 personality=$1; shift
833 # be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
834 cat << EOF | chroot $rootfs_path bash -x
836 # create /etc/sysconfig/network if missing
837 [ -f /etc/sysconfig/network ] || /bin/echo NETWORKING=yes > /etc/sysconfig/network
839 # create symlink for /dev/fd
840 [ ! -e "/dev/fd" ] && /bin/ln -s /proc/self/fd /dev/fd
842 # turn off regular crond, as plc invokes plc_crond
843 /sbin/chkconfig crond off
845 # take care of loginuid in /etc/pam.d
846 /bin/sed -i "s,#*\(.*loginuid.*\),#\1," /etc/pam.d/*
848 # customize root's prompt
849 /bin/cat << PROFILE > /root/.profile
850 export PS1="[$lxc] \\w # "
856 function lxc_start() {
860 #trap failure ERR INT
864 virsh -c lxc:/// start $lxc
869 function wait_for_ssh () {
872 #trap failure ERR INT
876 echo $IP is up, waiting for ssh...
878 #wait max 5 min for sshd to start
880 stop_time=$(($(date +%s) + 300))
881 current_time=$(date +%s)
884 while [ "$current_time" -lt "$stop_time" ] ; do
885 echo "$counter-th attempt to reach sshd in container $lxc ..."
886 ssh -o "StrictHostKeyChecking no" $IP 'uname -i' && { ssh_up=true; echo "SSHD in container $lxc is UP"; break ; } || :
888 current_time=$(($current_time + 10))
889 counter=$(($counter+1))
892 # Thierry: this is fatal, let's just exit with a failure here
893 [ -z $ssh_up ] && { echo "SSHD in container $lxc is not running" ; exit 1 ; }
898 function failure () {
899 echo "$COMMAND : Bailing out"
905 echo "Usage: $COMMAND_LBUILD [options] lxc-name"
906 echo "Usage: $COMMAND_LTEST [options] lxc-name"
908 echo " This command creates a fresh lxc instance, for building, or running a test myplc"
909 echo "Supported options"
910 echo " -f fcdistro - for creating the root filesystem - defaults to $DEFAULT_FCDISTRO"
911 echo " -d pldistro - defaults to $DEFAULT_PLDISTRO"
912 echo " -p personality - defaults to $DEFAULT_PERSONALITY"
913 echo " -n hostname - the hostname to use in container - required with $COMMAND_LTEST"
914 echo " -r repo-url - used to populate yum.repos.d - required with $COMMAND_LTEST"
915 echo " -P pkgs_file - defines the set of extra pacakges"
916 echo " by default we use vtest.pkgs or devel.pkgs according to $COMMAND"
917 echo " -v be verbose"
925 #trap failure ERR INT
927 if [ "$(id -u)" != "0" ]; then
928 echo "This script should be run as 'root'"
941 echo 'build mode=' $BUILD_MODE 'test mode=' $TEST_MODE
943 # the set of preinstalled packages - depends on vbuild or vtest
944 if [ -n "$BUILD_MODE" ] ; then
945 PREINSTALLED=devel.pkgs
947 PREINSTALLED=vtest.pkgs
949 while getopts "f:d:p:n:r:P:v" opt ; do
951 f) fcdistro=$OPTARG;;
952 d) pldistro=$OPTARG;;
953 p) personality=$OPTARG;;
954 n) GUEST_HOSTNAME=$OPTARG;;
955 r) REPO_URL=$OPTARG;;
956 P) PREINSTALLED=$OPTARG;;
957 v) VERBOSE=true; set -x;;
962 shift $(($OPTIND - 1))
964 # parse fixed arguments
965 [[ -z "$@" ]] && usage
968 # check we've exhausted the arguments
969 [[ -n "$@" ]] && usage
971 [ -z "$fcdistro" ] && fcdistro=$DEFAULT_FCDISTRO
972 [ -z "$pldistro" ] && pldistro=$DEFAULT_PLDISTRO
973 [ -z "$personality" ] && personality=$DEFAULT_PERSONALITY
975 if [ -n "$BUILD_MODE" ] ; then
976 [ -z "$GUEST_HOSTNAME" ] && GUEST_HOSTNAME=$lxc
978 [[ -z "$GUEST_HOSTNAME" ]] && usage
979 # use -r none to get rid of this warning
980 if [ "$REPO_URL" == "none" ] ; then
982 elif [ -z "$REPO_URL" ] ; then
983 echo "WARNING -- setting up a yum repo is recommended"
988 release=$(echo $fcdistro | cut -df -f2)
990 if [ "$personality" == "linux32" ]; then
993 elif [ "$personality" == "linux64" ]; then
997 echo "Unknown personality: $personality"
1000 if [ -n "$BUILD_MODE" ] ; then
1002 # Bridge IP affectation
1003 byte=$(random_private_byte)
1004 IP=${PRIVATE_PREFIX}$byte
1005 NETMASK=$(masklen_to_netmask $PRIVATE_MASKLEN)
1006 GATEWAY=$PRIVATE_GATEWAY
1009 [[ -z "GUEST_HOSTNAME" ]] && usage
1011 create_bridge_if_needed
1013 IP=$(gethostbyname $GUEST_HOSTNAME)
1014 # use same NETMASK as bridge interface br0
1015 MASKLEN=$(ip addr show $PUBLIC_BRIDGE | grep -v inet6 | grep inet | awk '{print $2;}' | cut -d/ -f2)
1016 NETMASK=$(masklen_to_netmask $MASKLEN)
1017 GATEWAY=$(ip route show | grep default | awk '{print $3}')
1018 VIF_HOST="i$(echo $GUEST_HOSTNAME | cut -d. -f1)"
1021 echo "the IP address of container $lxc is $IP, host virtual interface is $VIF_HOST"
1024 [ ! -d $path ] && mkdir $path
1025 rootfs_path=$path/$lxc/rootfs
1026 config_path=$path/$lxc
1027 cache_base=/var/cache/lxc/fedora/$arch
1028 cache=$cache_base/$release
1031 # check whether the rootfs directory is created to know if the container exists
1032 # bacause /var/lib/lxc/$lxc is already created while putting $lxc.timestamp
1033 [ -d $rootfs_path ] && \
1034 { echo "container $lxc already exists in filesystem - exiting" ; exit 1 ; }
1035 virsh -c lxc:/// domuuid $lxc >& /dev/null && \
1036 { echo "container $lxc already exists in libvirt - exiting" ; exit 1 ; }
1038 setup_lxc $lxc $fcdistro $pldistro $personality
1040 devel_or_vtest_tools $lxc $fcdistro $pldistro $personality
1042 post_install $lxc $personality