X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=vbuild-init-vserver.sh;h=31514cb73b3dc06210216bfe1c57e09f0968ced6;hb=79402a67035dc5bff06925be82dd273094125cec;hp=cec08df3799cb063cb4d9690b860519df0256b45;hpb=ab9c56bfe383075f93102b47dd0c3f32346f723a;p=build.git diff --git a/vbuild-init-vserver.sh b/vbuild-init-vserver.sh index cec08df3..31514cb7 100755 --- a/vbuild-init-vserver.sh +++ b/vbuild-init-vserver.sh @@ -1,5 +1,6 @@ #!/bin/bash # -*-shell-*- +# $Id$ COMMAND=$(basename $0) DIRNAME=$(dirname $0) @@ -10,6 +11,10 @@ PATH=$(dirname $0):$PATH . build.common DEFAULT_FCDISTRO=f8 DEFAULT_PLDISTRO=planetlab DEFAULT_PERSONALITY=linux32 +DEFAULT_IFNAME=eth0 + +COMMAND_VBUILD="vbuild-init-vserver.sh" +COMMAND_MYPLC="vtest-init-vserver.sh" function failure () { echo "$COMMAND : Bailing out" @@ -27,7 +32,7 @@ function configure_yum_in_vserver () { vserver=$1; shift fcdistro=$1; shift - cd /etc/vservers/.distributions/${fcdistro} + pushd /etc/vservers/.distributions/${fcdistro} if [ -f yum/yum.conf ] ; then echo "Initializing yum.conf in $vserver from $(pwd)/yum" sed -e "s!@YUMETCDIR@!/etc!g; @@ -67,7 +72,7 @@ gpgcheck=0 EOF fi fi - cd - + popd } function setup_vserver () { @@ -89,16 +94,20 @@ function setup_vserver () { # try to work around the vserver issue: # vc_ctx_migrate: No such process # rpm-fake.so: failed to initialize communication with resolver - for i in 1 2 3 4 5 ; do + for i in $(seq 20) ; do $personality vserver $VERBOSE $vserver build $VSERVER_OPTIONS -m yum -- -d $fcdistro && break || true - echo "Waiting for one minute" - sleep 60 + echo "* ${i}-th attempt to 'vserver build' failed - waiting for 3 seconds" + sleep 3 done # check success [ -d /vservers/$vserver ] if [ ! -z "$personality" ] ; then - registered_personality=$(grep $personality /etc/vservers/$vserver/personality | wc -l) + if [ -f "/etc/vservers/$vserver/personality" ] ; then + registered_personality=$(grep $personality /etc/vservers/$vserver/personality | wc -l) + else + registered_personality=0 + fi if [ $registered_personality -eq 0 -a "$personality" != "linux64" ] ; then echo $personality >> /etc/vservers/$vserver/personality fi @@ -120,24 +129,61 @@ function setup_vserver () { # for /etc/plc.d/gpg - need to init /dev/random cap=$(grep ^CAP_MKNOD /etc/vservers/$vserver/bcapabilities | wc -l) [ $cap -eq 0 ] && echo 'CAP_MKNOD' >> /etc/vservers/$vserver/bcapabilities + cap=$(grep ^CAP_NET_BIND_SERVICE /etc/vservers/$vserver/bcapabilities | wc -l) + [ $cap -eq 0 ] && echo 'CAP_NET_BIND_SERVICE' >> /etc/vservers/$vserver/bcapabilities fi $personality vyum $vserver -- -y install yum - $personality vserver $VERBOSE $vserver pkgmgmt internalize + # ditto + for i in $(seq 20) ; do + $personality vserver $VERBOSE $vserver pkgmgmt internalize && break || true + echo "* ${i}-th attempt to 'vserver pkgmgmt internalize' failed - waiting for 3 seconds" + sleep 3 + done # start the vserver so we can do the following operations $personality vserver $VERBOSE $vserver start $personality vserver $VERBOSE $vserver exec sh -c "rm -f /var/lib/rpm/__db*" $personality vserver $VERBOSE $vserver exec rpm --rebuilddb + # with vserver 2.3, granting the vserver CAP_MKNOD is not enough + # check whether we run vs2.3 or above + vs_version=$(uname -a | sed -e 's,.*[\.\-]vs\([0-9]\)\.\([0-9]\)\..*,\1\2,') + # at this stage we have here 22 or 23 + need_vdevmap=$(( $vs_version >= 23 )) + + if [ "$need_vdevmap" == 1 ] ; then + util_vserver_215=0 + vdevmap --help | grep -- --set &> /dev/null && util_vserver_215=1 + + if [ "$util_vserver_215" == 1 ] ; then + ctx=$(cat /etc/vservers/$vserver/context) + vdevmap --set --xid $ctx --open --create --target /dev/null + vdevmap --set --xid $ctx --open --create --target /dev/root + else + echo "You seem to be running vs2.3 with util-vserver < 0.30.215" + echo "This combination is not supported by $COMMAND" + echo "Please upgrade your environment" + exit 1 +# this supposedly is an equivalent to using vdevmap as invoked above +# but it's not going to work in this case +# mkdir -p /etc/vservers/$vserver/apps/vdevmap/default-{block,char} +# touch /etc/vservers/$vserver/apps/vdevmap/default-{block,char}/{open,create} +# echo /dev/root > /etc/vservers/$vserver/apps/vdevmap/default-block/target +# echo /dev/null > /etc/vservers/$vserver/apps/vdevmap/default-char/target + fi + fi + # minimal config in the vserver for yum to work configure_yum_in_vserver $vserver $fcdistro # set up resolv.conf cp /etc/resolv.conf /vservers/$vserver/etc/resolv.conf + # and /etc/hosts for at least localhost + [ -f /vservers/$vserver/etc/hosts ] || echo "127.0.0.1 localhost localhost.localdomain" > /vservers/$vserver/etc/hosts } -function devel_tools () { +function devel_or_vtest_tools () { set -x set -e @@ -156,9 +202,12 @@ function devel_tools () { fi pkgsfile=$(pl_locateDistroFile $DIRNAME $pldistro $pkgsname) - # install individual packages, then groups - packages=$(pl_getPackages ${fcdistro} $pkgsfile) - groups=$(pl_getGroups ${fcdistro} $pkgsfile) + ### install individual packages, then groups + # get target arch - use uname -i here (we want either x86_64 or i386) + vserver_arch=$($personality vserver $vserver exec uname -i) + + packages=$(pl_getPackages -a $vserver_arch $fcdistro $pldistro $pkgsfile) + groups=$(pl_getGroups -a $vserver_arch $fcdistro $pldistro $pkgsfile) [ -n "$packages" ] && $personality vserver $vserver exec yum -y install $packages [ -n "$groups" ] && $personality vserver $vserver exec yum -y groupinstall $groups @@ -171,6 +220,9 @@ function post_install () { else post_install_myplc "$@" fi + # setup localtime from the host + vserver=$1; shift + cp /etc/localtime /vservers/$vserver/etc/localtime } function post_install_vbuild () { @@ -191,7 +243,7 @@ function post_install_vbuild () { done # create symlink for /dev/fd - ln -fs /proc/self/fd /dev/fd + [ ! -e "/dev/fd" ] && ln -s /proc/self/fd /dev/fd # modify /etc/rpm/macros to not use /sbin/new-kernel-pkg sed -i 's,/sbin/new-kernel-pkg:,,' /etc/rpm/macros @@ -244,6 +296,12 @@ function post_install_myplc () { # be careful to backslash $ in this, otherwise it's the root context that's going to do the evaluation cat << EOF | $personality vserver $VERBOSE $vserver exec bash -x + # create symlink for /dev/fd + [ ! -e "/dev/fd" ] && ln -s /proc/self/fd /dev/fd + + # turn off regular crond, as plc invokes plc_crond + chkconfig crond off + # customize root's prompt cat << PROFILE > /root/.profile export PS1="[$vserver] \\w # " @@ -252,8 +310,34 @@ PROFILE EOF } -COMMAND_VBUILD="vbuild-init-vserver.sh" -COMMAND_MYPLC="vtest-init-vserver.sh" +# parses ifconfig's output to find out ip address and mask +# will then be passed to vserver as e.g. --interface 138.96.250.126/255.255.0.0 +# default is to use lo, that's enough for local mirrors +# use -i eth0 in case your fedora mirror is on a separate box on the network +function vserverIfconfig () { + ifname=$1; shift + local result="" + line=$(ifconfig $ifname 2> /dev/null | grep 'inet addr') + if [ -n "$line" ] ; then + set $line + for word in "$@" ; do + addr=$(echo $word | sed -e s,[aA][dD][dD][rR]:,,) + mask=$(echo $word | sed -e s,[mM][aA][sS][kK]:,,) + if [ "$word" != "$addr" ] ; then + result="${addr}" + elif [ "$word" != "$mask" ] ; then + result="${result}/${mask}" + fi + done + fi + if [ -z "$result" ] ; then + echo "vserverIfconfig failed to locate $ifname" + exit 1 + else + echo $result + fi +} + function usage () { set +x echo "Usage: $COMMAND_VBUILD [options] vserver-name [ -- vserver-options ]" @@ -266,6 +350,7 @@ function usage () { echo " -f fcdistro - for creating the root filesystem - defaults to $DEFAULT_FCDISTRO" echo " -d pldistro - defaults to $DEFAULT_PLDISTRO" echo " -p personality - defaults to $DEFAULT_PERSONALITY" + echo " -i ifname: determines ip and netmask attached to ifname, and passes it to the vserver" echo " -v : verbose - passes -v to calls to vserver" echo "vserver-options" echo " all args after the optional -- are passed to vserver build " @@ -289,11 +374,14 @@ function main () { esac VERBOSE= - while getopts "f:d:p:v" opt ; do + IFNAME="" + VSERVER_OPTIONS="" + while getopts "f:d:p:i:v" opt ; do case $opt in f) fcdistro=$OPTARG;; d) pldistro=$OPTARG;; p) personality=$OPTARG;; + i) IFNAME=$OPTARG;; v) VERBOSE="-v" ;; *) usage ;; esac @@ -319,12 +407,21 @@ function main () { fi fi + # with new util-vserver, it is mandatory to provide an IP even for building + if [ -n "$VBUILD_MODE" ] ; then + [ -z "$IFNAME" ] && IFNAME=$DEFAULT_IFNAME + fi + if [ -n "$IFNAME" ] ; then + localip=$(vserverIfconfig $IFNAME) + VSERVER_OPTIONS="$VSERVER_OPTIONS --interface $localip" + fi + [ -z "$fcdistro" ] && fcdistro=$DEFAULT_FCDISTRO [ -z "$pldistro" ] && pldistro=$DEFAULT_PLDISTRO [ -z "$personality" ] && personality=$DEFAULT_PERSONALITY setup_vserver $vserver $fcdistro $personality - devel_tools $vserver $fcdistro $pldistro $personality + devel_or_vtest_tools $vserver $fcdistro $pldistro $personality post_install $vserver $personality }