X-Git-Url: http://git.onelab.eu/?p=vserver-reference.git;a=blobdiff_plain;f=build.sh;h=53df7543df9ffd4c842880074b4f0ae4f843b229;hp=58f8bcbaa25c22e94870cf2e7036a504c601e753;hb=HEAD;hpb=3c4acaae7d85ef51ffe2d0a861bc456cf212c3ab diff --git a/build.sh b/build.sh index 58f8bcb..53df754 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 1.4 2006/03/21 14:57:29 mlhuang Exp $ +# Marc E. Fiuczynski +# Copyright (C) 2004-2007 The Trustees of Princeton University # PATH=/sbin:/bin:/usr/sbin:/usr/bin @@ -17,48 +21,155 @@ if [ -d ../build ] ; then PATH=$PATH:../build srcdir=.. else - echo "Error: Could not find sources in either . or .." + echo "Error: Could not find $(cd .. && pwd -P)/build/" exit 1 fi export PATH -# Release and architecture to install -releasever=2 -basearch=i386 +# build.common comes from the build module +. build.common -usage() -{ - echo "Usage: build.sh [OPTION]..." - echo " -r release Fedora release number (default: $releasever)" - echo " -a arch Fedora architecture (default: $basearch)" - echo " -h This message" - exit 1 -} - -# Get options -while getopts "r:a:h" opt ; do - case $opt in - r) - releasever=$OPTARG - ;; - a) - basearch=$OPTARG - ;; - h|*) - usage - ;; - esac +pl_process_fedora_options $@ +shiftcount=$? +shift $shiftcount + +# pldistro expected as $1 +pldistro=$1 ; shift +# this comes from spec's slicefamily +slicefamily=$1; shift + +# Do not tolerate errors +set -e + +# Path's to the reference images and stubs +# This is inherited from util-vservers +vrefdir=$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 $systemslice) + systempips=$(pl_getPips ${pl_DISTRO_NAME} $pldistro $systemslice) + systemgems=$(pl_getGems ${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 + for yum_package in $systempackages; do + echo " * yum installing $yum_package" + yum -c ${vdir}/etc/mkfedora-yum.conf --installroot=${vdir} -y install $yum_package || \ + echo " * WARNING image $systemslice - yum install $yum_package failed" + done + for group_plus in $systemgroups; do + yum_group=$(echo $group_plus | sed -e "s,+++, ,g") + echo " * yum groupinstalling $yum_group" + yum -c ${vdir}/etc/mkfedora-yum.conf --installroot=${vdir} -y groupinstall "$yum_group" || \ + echo " * WARNING image $systemslice - yum groupinstall $yum_group failed" + done + + # running pip or gem requires connectivity, and DNS + # so we expose the build-vm's /etc/resolv.conf to the current vdir + mkdir -p ${vdir}/etc + cp /etc/resolv.conf ${vdir}/etc + + # this requires pip to be available in sliceimage at that point + # fedora and debian -> python-pip + # on fedora the command is called pip-python (sigh.) + for pip in $systempips; do + echo " * pip installing $pip" + chroot ${vdir} pip -v install $pip || chroot ${vdir} pip-python -v $pip || \ + echo " * WARNING image $systemslice - pip install $pip failed" + done + + # same for gems; comes with ruby in fedora but ruby-devel is most likely a good thing + # we add --no-rdoc --no-ri to keep it low + for gem in $systemgems; do + echo " * gem installing $gem" + chroot ${vdir} gem install --no-rdoc --no-ri $gem || \ + echo " * WARNING image $systemslice - gem install $gem failed" + done + + # search e.g. sliceimage-planetflow.post in config. or in config.planetlab otherwise + postfile=$(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}: $(date)" done -# Make /vservers -vroot=$PWD/vservers/vserver-reference -install -d -m 755 $vroot +# search sliceimage.post in config. or in config.planetlab otherwise +postfile=$(pl_locateDistroFile ../build/ ${pldistro} sliceimage.post) + +[ -f $postfile ] && /bin/bash $postfile ${vref} || : + +# fix sudoers config +[ -f ${vref}/etc/sudoers ] && echo -e "\nDefaults\tlogfile=/var/log/sudo\n" >> ${vref}/etc/sudoers -# Install vserver-reference system -mkfedora -v -r $releasever -a $basearch -g VServer $vroot +# cleanup yum remainings +rm -rf ${vref}/build ${vref}/longbuildroot -# This tells the Boot Manager that it is okay to update -# /etc/resolv.conf and /etc/hosts whenever the network configuration -# changes. Users are free to delete this file. -touch $vroot/etc/AUTO_UPDATE_NET_FILES +exit 0