X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=build.sh;h=23b0d49190ce1bd1fd5169dafa4e1b0ef3fe0016;hb=2e19625ea303bb184a9a44b8f3c14ac16d169d36;hp=be62285019b727ad6c7b19068b5af6b943a7f3a2;hpb=f5965b780a226ccfc2998278da6631f4a381b376;p=sliceimage.git diff --git a/build.sh b/build.sh index be62285..23b0d49 100755 --- a/build.sh +++ b/build.sh @@ -1,11 +1,15 @@ #!/bin/bash # -# Builds VServer reference image +# Builds all reference image for slices. To optimize for space it +# will only build a complete base reference image and then +# builds "stub" images that are just contain the additional files +# and/or changes for a given reference image. This is done to shrink +# the RPM itself. These will be pieced back together with the base +# image by an init script that is installed on the node. # # Mark Huang -# Copyright (C) 2004-2006 The Trustees of Princeton University -# -# $Id: build.sh,v 1.18.2.1 2007/08/30 16:39:09 mef Exp $ +# Marc E. Fiuczynski +# Copyright (C) 2004-2007 The Trustees of Princeton University # PATH=/sbin:/bin:/usr/sbin:/usr/bin @@ -30,54 +34,112 @@ pl_process_fedora_options $@ shiftcount=$? shift $shiftcount -# XXX this should be coming from some configuration file -# Packages to install -packagelist=( -bash -coreutils -iputils -kernel-vserver -bzip2 -crontabs -diffutils -logrotate -openssh-clients -passwd -rsh -rsync -sudo -tcpdump -telnet -traceroute -time -vixie-cron -wget -which -yum -curl -gzip -perl -python -tar -findutils -) - -# vserver-reference packages used for reference image -for package in "${packagelist[@]}" ; do - packages="$packages -p $package" -done +# pldistro expected as $1 +pldistro=$1 ; shift +# this comes from spec's slicefamily +slicefamily=$1; shift # Do not tolerate errors set -e -# Make /vservers -vroot=$PWD/vservers/.vref/default -install -d -m 755 $vroot +# Path's to the reference images and stubs +# This is inherited from util-vservers +vrefdir=$PWD/vservers/.vref +vref=${vrefdir}/${slicefamily} +# stubs are created in a subdir per slicefamily +vstubdir=$PWD/vservers/.vstub/${slicefamily} + +# Create paths +install -d -m 755 ${vref} +install -d -m 755 ${vstubdir} + +# Some of the PlanetLab RPMs attempt to (re)start themselves in %post, +# unless the installation is running inside the BootCD environment. We +# would like to pretend that we are. +export PL_BOOTCD=1 + +# Populate image with sliceimage packages +pl_root_makedevs ${vref} +# locate the packages and groups file +pkgsfile=$(pl_locateDistroFile ../build/ ${pldistro} sliceimage.pkgs) +pl_root_mkfedora ${vref} ${pldistro} $pkgsfile +pl_root_tune_image ${vref} + +systemslice_count=$(ls ../build/config.${pldistro}/sliceimage-*.pkgs 2> /dev/null | wc -l) +[ $systemslice_count -gt 0 ] && for systemslice in $(ls ../build/config.${pldistro}/sliceimage-*.pkgs) ; do + NAME=$(basename $systemslice .pkgs | sed -e s,sliceimage-,,) + + echo "--------START BUILDING system sliceimage ${NAME}: $(date)" + + # "Parse" out the packages and groups for yum + systempackages=$(pl_getPackages ${pl_DISTRO_NAME} $pldistro $systemslice) + systemgroups=$(pl_getGroups ${pl_DISTRO_NAME} $pldistro $systemslice) + + vdir=${vstubdir}/${NAME} + rm -rf ${vdir}/* + install -d -m 755 ${vdir} + + # Clone the base sliceimage reference to the system sliceimage reference + (cd ${vref} && find . | cpio -m -d -u -p ${vdir}) + rm -f ${vdir}/var/lib/rpm/__db* + + # Communicate to the initialization script from which vref this stub was cloned + echo ${slicefamily} > ${vdir}.cloned + + # Install the system sliceimage specific packages + [ -n "$systempackages" ] && yum -c ${vdir}/etc/mkfedora-yum.conf --installroot=${vdir} -y install $systempackages + for group_plus in $systemgroups; do + group=$(echo $group_plus | sed -e "s,+++, ,g") + yum -c ${vdir}/etc/mkfedora-yum.conf --installroot=${vdir} -y groupinstall "$group" + done + + # search e.g. sliceimage-planetflow.post in config. or in config.planetlab otherwise + postfile=$(pl_locateDistroFile ../build/ ${pldistro} sliceimage-${NAME}.post || : ) + + [ -f $postfile ] && /bin/bash $postfile ${vdir} || : + + # Create a copy of the system sliceimage w/o the sliceimage reference files and make it smaller. + # This is a three step process: + + # step 1: clean out yum cache to reduce space requirements + yum -c ${vdir}/etc/mkfedora-yum.conf --installroot=${vdir} -y clean all + + # step 2: figure out the new/changed files in ${vdir} vs. ${vref} and compute ${vdir}.changes + rsync -anv ${vdir}/ ${vref}/ > ${vdir}.changes + linecount=$(wc -l ${vdir}.changes | awk ' { print $1 } ') + let headcount=$linecount-3 + let tailcount=$headcount-1 + # get rid of the last 3 lines of the rsync output + head -${headcount} ${vdir}.changes > ${vdir}.changes.1 + # get rid of the first line of the rsync output + tail -${tailcount} ${vdir}.changes.1 > ${vdir}.changes.2 + # post process rsync output to get rid of symbolic link embellish output + awk ' { print $1 } ' ${vdir}.changes.2 > ${vdir}.changes + rm -f ${vdir}.changes.* + + # step 3: create the ${vdir} with just the list given in ${vdir}.changes + install -d -m 755 ${vdir}-tmp/ + rm -rf ${vdir}-tmp/* + (cd ${vdir} && cpio -m -d -u -p ${vdir}-tmp < ${vdir}.changes) + rm -rf ${vdir} + rm -f ${vdir}.changes + mv ${vdir}-tmp ${vdir} + + # cleanup yum remainings + rm -rf ${vdir}/build ${vdir}/longbuildroot + + echo "--------DONE BUILDING system sliceimage ${NAME}: $(date)" +done + +# search sliceimage.post in config. or in config.planetlab otherwise +postfile=$(pl_locateDistroFile ../build/ ${pldistro} sliceimage.post) + +[ -f $postfile ] && /bin/bash $postfile ${vref} || : -# Populate a minimal /dev in the reference image -pl_makedevs $vroot +# fix sudoers config +[ -f ${vref}/etc/sudoers ] && echo -e "\nDefaults\tlogfile=/var/log/sudo\n" >> ${vref}/etc/sudoers -# Populate image with vserver-reference packages -pl_setup_chroot $vroot $packages +# cleanup yum remainings +rm -rf ${vref}/build ${vref}/longbuildroot exit 0