X-Git-Url: http://git.onelab.eu/?p=sliceimage.git;a=blobdiff_plain;f=build.sh;h=53df7543df9ffd4c842880074b4f0ae4f843b229;hp=e777822afd83449fecff5d967d7a7d431abb2e47;hb=HEAD;hpb=90ed554d985b8d2de59024d29024fc78b4482346 diff --git a/build.sh b/build.sh index e777822..53df754 100755 --- a/build.sh +++ b/build.sh @@ -1,19 +1,16 @@ #!/bin/bash # -# Builds all reference image for vservers. To optimize for space it -# will only build a complete base vserver reference image and then +# 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 -# vserver reference image by an init script that is installed on the -# node. +# image by an init script that is installed on the node. # # Mark Huang # Marc E. Fiuczynski # Copyright (C) 2004-2007 The Trustees of Princeton University # -# $Id: build.sh,v 1.20 2007/09/06 20:41:23 faiyaza Exp $ -# PATH=/sbin:/bin:/usr/sbin:/usr/bin @@ -37,66 +34,142 @@ pl_process_fedora_options $@ shiftcount=$? shift $shiftcount +# pldistro expected as $1 +pldistro=$1 ; shift +# this comes from spec's slicefamily +slicefamily=$1; shift + # Do not tolerate errors set -e -# Path's to the vserver references images and stubs +# Path's to the reference images and stubs +# This is inherited from util-vservers vrefdir=$PWD/vservers/.vref -vstubdir=$PWD/vservers/.vstub - -# XXX: The vserver reference name should be passed in as an argument -# rather than being hardcoded. -vrefname=default +vref=${vrefdir}/${slicefamily} +# stubs are created in a subdir per slicefamily +vstubdir=$PWD/vservers/.vstub/${slicefamily} -# Make /vservers and default vserver reference image -vref=${vrefdir}/${vrefname} +# Create paths install -d -m 755 ${vref} +install -d -m 755 ${vstubdir} -# "Parse" out the packages and groups for mkfedora -vrefpackages=$(grep "^package:.*" vserver-reference.lst | awk '{print $2}') -vrefgroups=$(grep "^group:.*" vserver-reference.lst | awk '{print $2}') -options="" -for package in ${vrefpackages} ; do options="$options -p $package"; done -for group in ${vrefgroups} ; do options="$options -g $group"; done +# 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 a minimal /dev in the reference image -pl_makedevs ${vref} +# 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} -# Populate image with vserver-reference packages -pl_setup_chroot ${vref} ${options} +systemslice_count=$(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 $systemslice .pkgs | sed -e s,sliceimage-,,) -for systemvserver in reference-vservers/*.lst ; do - NAME=$(basename $systemvserver .lst) + echo " * --------START BUILDING system sliceimage ${NAME}: $(date)" # "Parse" out the packages and groups for yum - systempackages=$(grep "^package:.*" $systemvserver | awk '{print $2}') - systemgroups=$(grep "^group:.*" $systemvserver | awk '{print $2}') + systempackages=$(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 vserver reference to the system vserver reference - # OPTIMIZATION: Consider using "cp -al" in the future - rsync -a ${vref}/ ${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 ${vrefname} > ${vdir}.cloned - - # Construct the excludes & includes patterns for rsync - (cd ${vdir} && find *) > ${vdir}.excludes - echo "var/lib/rpm/*" > ${vdir}.includes - - # Install the system vserver specific packages - [ -n "$systempackages" ] && yum -c ${vdir}/etc/yum.conf --installroot=${vdir} -y install $systempackages - [ -n "$systemgroups" ] && yum -c ${vdir}/etc/yum.conf --installroot=${vdir} -y groupinstall $systemgroups - - # Create a copy of the system vserver w/o the vserver reference files - mkdir -p ${vdir}-tmp/ - rsync -a --include-from=${vdir}.includes --exclude-from=${vdir}.excludes ${vdir}/ ${vdir}-tmp/ + 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}.excludes ${vdir}.includes + 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} || : + +# fix sudoers config +[ -f ${vref}/etc/sudoers ] && echo -e "\nDefaults\tlogfile=/var/log/sudo\n" >> ${vref}/etc/sudoers + +# cleanup yum remainings +rm -rf ${vref}/build ${vref}/longbuildroot + exit 0