10 # pkgs parsing utilities
11 PATH=$(dirname $0):$PATH . build.common
14 DEFAULT_PLDISTRO=planetlab
15 DEFAULT_PERSONALITY=linux32
18 COMMAND_VBUILD="vbuild-init-vserver.sh"
19 COMMAND_MYPLC="vtest-init-vserver.sh"
22 echo "$COMMAND : Bailing out"
26 # overwrite vserver's internal yum config from what is in
27 # .distributions/<distrib>/yum/yum.conf and /yum.repos.d
29 function configure_yum_in_vserver () {
37 templates=/etc/vservers/.distributions/${fcdistro}
38 if [ -f ${templates}/yum/yum.conf ] ; then
39 echo "Initializing yum.conf in $vserver from ${templates}/yum"
40 sed -e "s!@YUMETCDIR@!/etc!g;
41 s!@YUMCACHEDIR@!/var/cache/yum!g;
42 s!@YUMLOGDIR@!/var/log!g;
43 s!@YUMLOCKDIR@!/var/lock!g;
44 " ${templates}/yum/yum.conf > /vservers/$vserver/etc/yum.conf
46 # post process the various @...@ variables from this yum.conf file.
48 echo "Using $fcdistro default for yum.conf"
51 if [ -d ${templates}/yum.repos.d ] ; then
52 echo "Initializing yum.repos.d in $vserver from ${templates}/yum.repos.d"
53 rm -rf /vservers/$vserver/etc/yum.repos.d
54 tar -C ${templates} -cf - yum.repos.d | tar -C /vservers/$vserver/etc -xvf -
56 echo "Cannot initialize yum.repos.d in $vserver"
59 if [ -n "$MYPLC_MODE" ] ; then
60 if [ ! -d /vservers/$vserver/etc/yum.repos.d ] ; then
61 echo "WARNING : cannot create myplc repo"
63 # exclude kernel from fedora repos
64 for repo in /vservers/$vserver/etc/yum.repos.d/* ; do
65 [ -f $repo ] && yumconf_exclude $repo "exclude=$pl_KEXCLUDES"
67 # the build repo is not signed at this stage
68 cat > /vservers/$vserver/etc/yum.repos.d/myplc.repo <<EOF
79 # return yum or debootstrap
80 function package_method () {
83 f[0-9]*|centos[0-9]*) echo yum ;;
84 lenny|etch) echo debootstrap ;;
85 *) echo Unknown distro $fcdistro ;;
89 # return arch from debian distro and personality
90 function canonical_arch () {
93 case $(package_method $fcdistro) in
95 case $personality in *32) echo i386 ;; *64) echo x86_64 ;; *) echo Unknown-arch-1 ;; esac ;;
97 case $personality in *32) echo i386 ;; *64) echo amd64 ;; *) echo Unknown-arch-2 ;; esac ;;
99 echo Unknown-arch-3 ;;
103 function setup_vserver () {
111 personality=$1; shift
113 if [ -d /vservers/$vserver ] ; then
114 echo "$COMMAND : vserver $vserver seems to exist - bailing out"
118 pkg_method=$(package_method $fcdistro)
121 build_options="-m yum -- -d $fcdistro"
124 arch=$(canonical_arch $personality $fcdistro)
125 build_options="-m debootstrap -- -d $fcdistro -- --arch $arch"
128 build_options="something wrong" ;;
132 # try to work around the vserver issue:
133 # vc_ctx_migrate: No such process
134 # rpm-fake.so: failed to initialize communication with resolver
135 for i in $(seq 20) ; do
136 $personality vserver $VERBOSE $vserver build $VSERVER_OPTIONS $build_options && break || true
137 echo "* ${i}-th attempt to 'vserver build' failed - waiting for 3 seconds"
141 [ -d /vservers/$vserver ]
143 if [ ! -z "$personality" ] ; then
144 if [ -f "/etc/vservers/$vserver/personality" ] ; then
145 registered_personality=$(grep $personality /etc/vservers/$vserver/personality | wc -l)
147 registered_personality=0
149 if [ $registered_personality -eq 0 -a "$personality" != "linux64" ] ; then
150 echo $personality >> /etc/vservers/$vserver/personality
154 if [ -n "$VBUILD_MODE" ] ; then
155 ### capabilities required for a build vserver
156 # set up appropriate vserver capabilities to mount, mknod and IPC_LOCK
157 BCAPFILE=/etc/vservers/$vserver/bcapabilities
159 cap=$(grep ^CAP_SYS_ADMIN /etc/vservers/$vserver/bcapabilities | wc -l)
160 [ $cap -eq 0 ] && echo 'CAP_SYS_ADMIN' >> /etc/vservers/$vserver/bcapabilities
161 cap=$(grep ^CAP_MKNOD /etc/vservers/$vserver/bcapabilities | wc -l)
162 [ $cap -eq 0 ] && echo 'CAP_MKNOD' >> /etc/vservers/$vserver/bcapabilities
163 cap=$(grep ^CAP_IPC_LOCK /etc/vservers/$vserver/bcapabilities | wc -l)
164 [ $cap -eq 0 ] && echo 'CAP_IPC_LOCK' >> /etc/vservers/$vserver/bcapabilities
166 ### capabilities required for a myplc vserver
167 # for /etc/plc.d/gpg - need to init /dev/random
168 cap=$(grep ^CAP_MKNOD /etc/vservers/$vserver/bcapabilities | wc -l)
169 [ $cap -eq 0 ] && echo 'CAP_MKNOD' >> /etc/vservers/$vserver/bcapabilities
170 cap=$(grep ^CAP_NET_BIND_SERVICE /etc/vservers/$vserver/bcapabilities | wc -l)
171 [ $cap -eq 0 ] && echo 'CAP_NET_BIND_SERVICE' >> /etc/vservers/$vserver/bcapabilities
174 if [ "$pkg_method" = "yum" ] ; then
175 $personality vyum $vserver -- -y install yum
177 for i in $(seq 20) ; do
178 $personality vserver $VERBOSE $vserver pkgmgmt internalize && break || true
179 echo "* ${i}-th attempt to 'vserver pkgmgmt internalize' failed - waiting for 3 seconds"
184 # start the vserver so we can do the following operations
185 # redirect out/err to protect against the vserver's init sequence getting stalled
186 # mostly used for f10 vservers created remotely through ssh
187 $personality vserver $VERBOSE $vserver start >& /dev/null
188 [ "$pkg_method" = "yum" ] && $personality vserver $VERBOSE $vserver exec sh -c "rm -f /var/lib/rpm/__db*"
189 [ "$pkg_method" = "yum" ] && $personality vserver $VERBOSE $vserver exec rpm --rebuilddb
191 # check if the vserver kernel is using VSERVER_DEVICE (vdevmap) support
192 need_vdevmap=$(grep "CONFIG_VSERVER_DEVICE=y" /boot/config-$(uname -r) | wc -l)
194 if [ $need_vdevmap -eq 1 ] ; then
195 ctx=$(cat /etc/vservers/$vserver/context)
196 vdevmap --set --xid $ctx --open --create --target /dev/null
197 vdevmap --set --xid $ctx --open --create --target /dev/root
200 # minimal config in the vserver for yum to work
201 [ "$pkg_method" = "yum" ] && configure_yum_in_vserver $vserver $fcdistro
204 cp /etc/resolv.conf /vservers/$vserver/etc/resolv.conf
205 # and /etc/hosts for at least localhost
206 [ -f /vservers/$vserver/etc/hosts ] || echo "127.0.0.1 localhost localhost.localdomain" > /vservers/$vserver/etc/hosts
210 function devel_or_vtest_tools () {
219 personality=$1; shift
221 pkg_method=$(package_method $fcdistro)
223 # check for .pkgs file based on pldistro
224 if [ -n "$VBUILD_MODE" ] ; then
229 pkgsfile=$(pl_locateDistroFile $DIRNAME $pldistro $pkgsname)
231 ### install individual packages, then groups
232 # get target arch - use uname -i here (we want either x86_64 or i386)
233 vserver_arch=$($personality vserver $vserver exec uname -i)
234 # on debian systems we get arch through the 'arch' command
235 [ "$vserver_arch" = "unknown" ] && vserver_arch=$($personality vserver $vserver exec arch)
237 packages=$(pl_getPackages -a $vserver_arch $fcdistro $pldistro $pkgsfile)
238 groups=$(pl_getGroups -a $vserver_arch $fcdistro $pldistro $pkgsfile)
240 [ "$pkg_method" = yum ] && [ -n "$packages" ] && $personality vserver $vserver exec yum -y install $packages
241 [ "$pkg_method" = yum ] && for group_plus in $groups; do
242 group=$(echo $group_plus | sed -e "s,+++, ,g")
243 $personality vserver $vserver exec yum -y groupinstall "$group"
246 [ "$pkg_method" = debootstrap ] && $personality vserver $vserver exec apt-get update
247 [ "$pkg_method" = debootstrap ] && for package in $packages ; do
248 $personality vserver $vserver exec apt-get install -y $package
254 function post_install () {
255 if [ -n "$VBUILD_MODE" ] ; then
256 post_install_vbuild "$@"
258 post_install_myplc "$@"
260 # setup localtime from the host
262 cp /etc/localtime /vservers/$vserver/etc/localtime
265 function post_install_vbuild () {
272 personality=$1; shift
274 ### From myplc-devel-native.spec
275 # be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
276 cat << EOF | $personality vserver $VERBOSE $vserver exec bash -x
277 # set up /dev/loop* in vserver
278 for i in \$(seq 0 255) ; do
279 mknod -m 640 /dev/loop\$i b 7 \$i
282 # create symlink for /dev/fd
283 [ ! -e "/dev/fd" ] && ln -s /proc/self/fd /dev/fd
285 # modify /etc/rpm/macros to not use /sbin/new-kernel-pkg
286 sed -i 's,/sbin/new-kernel-pkg:,,' /etc/rpm/macros
287 if [ -h "/sbin/new-kernel-pkg" ] ; then
288 filename=\$(readlink -f /sbin/new-kernel-pkg)
289 if [ "\$filename" == "/sbin/true" ] ; then
290 echo "WARNING: /sbin/new-kernel-pkg symlinked to /sbin/true"
291 echo "\tmost likely /etc/rpm/macros has /sbin/new-kernel-pkg declared in _netsharedpath."
292 echo "\tPlease remove /sbin/new-kernel-pkg from _netsharedpath and reintall mkinitrd."
297 # customize root's prompt
298 cat << PROFILE > /root/.profile
299 export PS1="[$vserver] \\w # "
305 # add a "build" user to the system
306 builduser=\$(grep "^build:" /etc/passwd | wc -l)
307 if [ \$builduser -eq 0 ] ; then
308 groupadd -o -g \$gid build;
309 useradd -o -c 'Automated Build' -u \$uid -g \$gid -n -M -s /bin/bash build;
312 # Allow build user to build certain RPMs as root
313 if [ -f /etc/sudoers ] ; then
314 buildsudo=\$(grep "^build.*ALL=(ALL).*NOPASSWD:.*ALL" /etc/sudoers | wc -l)
315 if [ \$buildsudo -eq 0 ] ; then
316 echo "build ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
318 sed -i 's,^Defaults.*requiretty,#Defaults requiretty,' /etc/sudoers
325 function post_install_myplc () {
331 personality=$1; shift
333 # be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation
334 cat << EOF | $personality vserver $VERBOSE $vserver exec bash -x
336 # create /etc/sysconfig/network if missing
337 [ -f /etc/sysconfig/network ] || echo NETWORKING=yes > /etc/sysconfig/network
339 # create symlink for /dev/fd
340 [ ! -e "/dev/fd" ] && ln -s /proc/self/fd /dev/fd
342 # turn off regular crond, as plc invokes plc_crond
345 # take care of loginuid in /etc/pam.d
346 sed -i "s,#*\(.*loginuid.*\),#\1," /etc/pam.d/*
348 # customize root's prompt
349 cat << PROFILE > /root/.profile
350 export PS1="[$vserver] \\w # "
356 # parses ifconfig's output to find out ip address and mask
357 # will then be passed to vserver as e.g. --interface 138.96.250.126/255.255.0.0
358 # default is to use lo, that's enough for local mirrors
359 # use -i eth0 in case your fedora mirror is on a separate box on the network
360 function vserverIfconfig () {
363 line=$(ifconfig $ifname 2> /dev/null | grep 'inet addr')
364 if [ -n "$line" ] ; then
366 for word in "$@" ; do
367 addr=$(echo $word | sed -e s,[aA][dD][dD][rR]:,,)
368 mask=$(echo $word | sed -e s,[mM][aA][sS][kK]:,,)
369 if [ "$word" != "$addr" ] ; then
371 elif [ "$word" != "$mask" ] ; then
372 result="${result}/${mask}"
376 if [ -z "$result" ] ; then
377 echo "vserverIfconfig failed to locate $ifname"
386 echo "Usage: $COMMAND_VBUILD [options] vserver-name [ -- vserver-options ]"
387 echo "Usage: $COMMAND_MYPLC [options] vserver-name repo-url [ -- vserver-options ]"
388 echo "Requirements: you need to have a vserver-compliant kernel,"
389 echo " as well as the util-vserver RPM installed"
391 echo " This command creates a fresh vserver instance, for building, or running, myplc"
392 echo "Supported options"
393 echo " -f fcdistro - for creating the root filesystem - defaults to $DEFAULT_FCDISTRO"
394 echo " -d pldistro - defaults to $DEFAULT_PLDISTRO"
395 echo " -p personality - defaults to $DEFAULT_PERSONALITY"
396 echo " -i ifname: determines ip and netmask attached to ifname, and passes it to the vserver"
397 echo " -v : verbose - passes -v to calls to vserver"
398 echo "vserver-options"
399 echo " all args after the optional -- are passed to vserver <name> build <options>"
400 echo " typical usage is e.g. --interface eth0:200.150.100.10/24"
422 while getopts "f:d:p:i:v" opt ; do
424 f) fcdistro=$OPTARG;;
425 d) pldistro=$OPTARG;;
426 p) personality=$OPTARG;;
433 shift $(($OPTIND - 1))
435 # parse fixed arguments
436 [[ -z "$@" ]] && usage
438 if [ -n "$MYPLC_MODE" ] ; then
439 [[ -z "$@" ]] && usage
443 # parse vserver options
444 if [[ -n "$@" ]] ; then
445 if [ "$1" == "--" ] ; then
453 # with new util-vserver, it is mandatory to provide an IP even for building
454 if [ -n "$VBUILD_MODE" ] ; then
455 [ -z "$IFNAME" ] && IFNAME=$DEFAULT_IFNAME
457 if [ -n "$IFNAME" ] ; then
458 localip=$(vserverIfconfig $IFNAME)
459 VSERVER_OPTIONS="$VSERVER_OPTIONS --interface $localip"
462 [ -z "$fcdistro" ] && fcdistro=$DEFAULT_FCDISTRO
463 [ -z "$pldistro" ] && pldistro=$DEFAULT_PLDISTRO
464 [ -z "$personality" ] && personality=$DEFAULT_PERSONALITY
466 setup_vserver $vserver $fcdistro $personality
467 devel_or_vtest_tools $vserver $fcdistro $pldistro $personality
468 post_install $vserver $personality