X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=build.common;h=390b6f3420624a8e62b5d40dbb16e7e87caa7091;hb=79261fdae6b6ec2bd157628bd048c8eb1e954c84;hp=900dad626dc2c0ec83ff43d3ad75e09cf1a3a544;hpb=ea69a3d547a2c1794896e0a8bcbcfaa4728ced6e;p=build.git diff --git a/build.common b/build.common index 900dad62..390b6f34 100644 --- a/build.common +++ b/build.common @@ -1,44 +1,106 @@ # -*-Shell-script-*- # +# $Id$ +# $URL$ +# # Common functions for build scripts used by various packages # incorporated (e.g., build, myplc, myplc-devel, vserver-reference) # # Marc E. Fiuczynski # Copyright (C) 2007 The Trustees of Princeton University # -# $Id: build.common,v 1.1.2.3 2007/08/30 17:43:08 mef Exp $ +# supported distros f8, f10, f12, centos5 # +# for locating pkgs.py +export PATH=.:$PATH -function pl_getDefaultFedoraRelease() { - # FC4 is currently the default release - return 4 +# returns 'Fedora' or 'CentOS' for now +function pl_getDistro() { + if [ -f "/etc/redhat-release" ] ; then + distro=$(awk ' { print $1 } ' /etc/redhat-release) + case $distro in Red*) distro="Redhat" ; esac + else + echo "build.common.pl_getDistro-unknown" + exit 1 + fi + echo "$distro" + return 0 } -function pl_getFedoraRelease() { - pl_getDefaultFedoraRelease - defaultFedoraRelease=$? - if [ -f "/etc/fedora-release" ] ; then - fedoraRelease=$(awk ' { if ($2=="Core") print $4; else print $3 } ' /etc/fedora-release) - [ $fedoraRelease -lt $defaultFedoraRelease ] && fedoraRelease=$defaultFedoraRelease +# returns something like 8, 10, or 5.3 +function pl_getRelease() { + if [ -f "/etc/redhat-release" ] ; then + release=$(awk ' { if ($1=="Fedora" && $2=="Core") print $4 ; if (($1=="Fedora" && $2!="Core")||$1=="CentOS") print $3 ; if ($1=="Red") print $6 } ' /etc/redhat-release) else - fedoraRelease=defaultFedoraRelease + echo "build.common.pl_getRelease-unknown" + exit 1 fi - return $fedoraRelease + # keep only the major number + echo "$release" | cut -d. -f1 + return 0 +} + +# returns stuff for vserver, i.e. something like 'f8' or 'centos5' +function pl_getReleaseName () { + distro=$1; shift + release=$1; shift + case $distro in + [Ff]edora*) + releasename=f$release + ;; + [Re]edhat*) + releasename=rhel6 + ;; + [Cc]entOS*) + old_IFS="$IFS" + IFS="." + set -- $release + IFS="$old_IFS" + releasename=centos$1 + ;; + *) + releasename="unknown-name-for-${pl_DISTRO}-please-edit-build.common" + echo 1>&2 "build.common: WARNING - releasename not set for distro=$distro" + return 1 + ;; + esac + echo "$releasename" + return 0 } -# select basearch of the host devel environment -pl_FEDORA_ARCH=$(uname -i) +# on fedora 8 or above, we use libnl from the stock repos +# on centos5 we build it locally +function pl_getKexcludes () { + distroname=$1; shift + case $distroname in + f*) + echo 'kernel kernel-vserver kernel-devel kernel-headers kernel-debuginfo util-vserver* iptables iptables-ipv6 iproute drupal' ;; + centos5) + echo 'kernel kernel-vserver kernel-devel kernel-headers kernel-debuginfo util-vserver* iptables iproute drupal inotify-tools* libnl' ;; + *) + echo "pl_DISTRO_NAME=$pl_DISTRO_NAME not supported in getexcludes.sh" ; exit 1 ;; + esac +} + +# figure out which redhat distro we are using (fedora, centos, redhat) +pl_DISTRO=$(pl_getDistro) + +# select basearch of the host devel environment - protected for macos for local tests +pl_DISTRO_ARCH=$(uname -i 2>/dev/null|| echo unknownarch) + +# the release number (plain number) +pl_DISTRO_RELEASE=$(pl_getRelease) -# let mkfedora select one of its mirrors -pl_FEDORA_URL="" +# the release name - for vserver build ... +pl_DISTRO_NAME=$(pl_getReleaseName $pl_DISTRO $pl_DISTRO_RELEASE) -pl_getDefaultFedoraRelease -pl_FEDORA_RELEASE=$? +# the packages to exclude +pl_KEXCLUDES=$(pl_getKexcludes $pl_DISTRO_NAME) -# get patch to appropriate yumgroups.xml file -# XXX This path should be relative to PLDISTRO, as defined in -# build/Makefile -pl_YUMGROUPSXML="../build/groups/v4_yumgroups.xml" +# get path to appropriate yumgroups.xml file +# Thierry: quick & dirty improvement +# this file is updated by the toplevel build, from the .pkgs files +pl_DISTRO_YUMGROUPS="../../../RPMS/yumgroups.xml" function pl_process_fedora_options () { # Get options @@ -46,22 +108,23 @@ function pl_process_fedora_options () { while getopts "l:r:a:h" opt ; do case $opt in l) - pl_FEDORA_URL=$OPTARG + pl_DISTRO_URL=$OPTARG let shiftcount=$shiftcount+2 ;; r) - pl_FEDORA_RELEASE=$OPTARG + pl_DISTRO_RELEASE=$OPTARG let shiftcount=$shiftcount+2 ;; a) - pl_FEDORA_ARCH=$OPTARG + pl_DISTRO_ARCH=$OPTARG let shiftcount=$shiftcount+2 ;; h|*) echo "Usage: $0 [OPTION]..." - echo " -l url Fedora mirror location (default: $pl_FEDORA_URL)" - echo " -r release Fedora release number (default: $pl_FEDORA_RELEASE)" - echo " -a arch Fedora architecture (default: $pl_FEDORA_ARCH)" + echo " -l url distro mirror location (default: $pl_DISTRO_URL)" + echo " -r release distro release number (default: $pl_DISTRO_RELEASE)" + echo " -a arch distro architecture (default: $pl_DISTRO_ARCH)" + echo "where distro can be either fedora, centos, or redhat" echo " -h This message" exit 1 ;; @@ -70,7 +133,17 @@ function pl_process_fedora_options () { return $shiftcount } -function pl_makedevs() { +######################################## handling a root image +function pl_root_rpm_macros () { + cat <.mirrors" + echo " -v Be verbose" + echo " -h This message" + echo " target selection (defaults based on current build vserver)" + echo " -r release Fedora release number (default: $releasever)" + echo " -a arch Fedora architecture (default: $basearch)" + exit 1 +} - pl_makedevs $root +function pl_root_mkfedora () { - [ -n "$pl_FEDORA_URL" ] && options="$options -l $pl_FEDORA_URL" - [ -n "$pl_FEDORA_ARCH" ] && options="$options -a $pl_FEDORA_ARCH" - [ -n "$pl_FEDORA_RELEASE" ] && options="$options -r $pl_FEDORA_RELEASE" - # echo "mkfedora -v $options $root" - eval mkfedora -v $options $root -} + echo "* Entering pl_root_mkfedora" "$@" -function pl_setup_chroot() { - root=$1 - shift - options=$@ + if [ $UID -ne 0 ] ; then + echo "Error: You must run this script as root." + exit 1 + fi + +# Verbosity + verbose=0 + +# Release and architecture to install : defaults to current vserver's settings or previously parsed fedora_options + releasever=$pl_DISTRO_RELEASE + basearch=$pl_DISTRO_ARCH + +# Get options + while getopts "vh" opt ; do + case $opt in + v) verbose=1; set -x ;; + h|*) mkfedora_usage ;; + esac + done + + shift $(($OPTIND - 1)) + [[ "$#" -lt 3 ]] && mkfedora_usage + vroot=$1 ; shift + pldistro=$1 ; shift + pkgsfile="$@" + vroot=$(cd $vroot && pwd -P) + [ -d $vroot ] || mkfedora_usage + + + # parse pkgsfile and add to local vars + fcdistro=${pl_DISTRO_NAME} + pkgs_packages=$(pl_parsePkgs package $fcdistro $pldistro $pkgsfile) + pkgs_groups=$(pl_parsePkgs group $fcdistro $pldistro $pkgsfile) + # what can get trashed to save space + pkgs_junk=$(pl_parsePkgs junk $fcdistro $pldistro $pkgsfile) + # but not this + pkgs_precious=$(pl_parsePkgs precious $fcdistro $pldistro $pkgsfile) + # formerly related to mkfedora -k : packages to take from our own build + # and thus need be excluded frem the stock repos + pkgs_kexcludes=$(pl_parsePkgs kexclude $fcdistro $pldistro $pkgsfile | sed -e s,@KEXCLUDE@,"$pl_KEXCLUDES",) + # get mirrors if not specified with -l + if [ -z "$mirrors" ] ; then + mirrorsfile=$(pl_locateDistroFile ../build/ $pldistro "$pldistro.mirrors") + mirrors=$(pl_parsePkgs mirror $fcdistro $pldistro $mirrorsfile) + fi + + kexclude_line="" + [ -n "$pkgs_kexcludes" ] && kexclude_line="exclude=$pkgs_kexcludes" + + echo "$0: candidate mirrors" + for mirror in $mirrors ; do + echo "* candidate mirror $mirror" + done + + # the repo part of the final yum.conf + yum_conf_repos=$vroot/xxxmkfedora-repos.confxxx + if ! yumconf_mirrors $yum_conf_repos ../build/ $fcdistro "$kexclude_line" $mirrors ; then + echo xxx -- error ; return 1 + fi + + # Do not tolerate errors + set -e + + public_gpg_key=$(yumconf_gpgkey $yum_conf_repos) + + ## make rpms ignore installing stuff to special fs entries like /proc + # Because of https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=52725 + # you have to use at least one language beside 'C' + # Prevent all locales from being installed in reference image + mkdir -p $vroot/etc/rpm + pl_root_rpm_macros > $vroot/etc/rpm/macros + + # Trick rpm and yum, who read the real root /etc/rpm/macros file + # rather than the one installed in the reference image, despite what + # you might expect the --root and --installroot options to mean. Both + # programs always read $HOME/.rpmmacros. + export HOME=$vroot/tmp + mkdir -p $vroot/tmp + pl_root_rpm_macros > $vroot/tmp/.rpmmacros + + function mkfedora_cleanup () { + umount -l $vroot/proc + umount -l $vroot/dev/shm + umount -l $vroot/dev/pts + } + + # Clean up before exiting if anything goes wrong + trap "mkfedora_cleanup" ERR INT + + # Mount in reference image + mount -t devpts none $vroot/dev/pts + mount -t tmpfs none $vroot/dev/shm + mkdir -p $vroot/proc + mount -t proc none $vroot/proc + + # Create a /var/lib dirs for yum & rpm + mkdir -p $vroot/var/lib/yum + mkdir -p $vroot/var/lib/rpm + mkdir -p $vroot/usr/share/info + + # Create a dummy /etc/fstab in reference image + mkdir -p $vroot/etc + cat >$vroot/etc/fstab < $vroot/etc/sysconfig/network + + # Initialize RPM database in reference image + mkdir -p $vroot/var/lib/rpm + rpm --root $vroot --initdb + rpm --root $vroot --import $public_gpg_key + + # Initialize yum in reference image + mkdir -p $vroot/var/cache/yum $vroot/var/log + +# yum.conf is for building only - store in different location than /etc/yum.conf + yum_conf=$vroot/etc/mkfedora-yum.conf + cat > $yum_conf <> $yum_conf + + # If we are being built as part of an automated RPM build, solve the + # bootstrap problem by including any just built packages in the yum + # configuration. This cooperates with the PlanetLab build system. + if [ -n "$RPM_BUILD_DIR" ] ; then + RPM_RPMS_DIR=$(cd $(dirname $RPM_BUILD_DIR)/RPMS && pwd -P) + # If run under sudo, allow user to delete the headers/ and + # repodata/ directories. + if [ -n "$SUDO_USER" ] ; then + chown -R $SUDO_USER $RPM_RPMS_DIR + fi + cat >> $yum_conf < /dev/null && yum_options="$yum_options --verbose" + yum_options="$yum_options -y" + yum_options="$yum_options -c $yum_conf" + yum_options="$yum_options --installroot=$vroot" + + # glibc must be specified explicitly for the correct arch to be + # chosen. + echo "* Installing glibc" + # ignore yum's return code that is basically undefined + yum $yum_options install glibc || : + + # Go, baby, go + if [ -n "$pkgs_packages" ] ; then + echo "* Installing optional packages" $pkgs_packages + # ignore yum's return code that is basically undefined + yum $yum_options install $pkgs_packages || : + if ! rpm --root $vroot -q $pkgs_packages >/dev/null ; then + echo "* Warning: Missing packages" + rpm --root $vroot -q $pkgs_packages | grep "not installed" + fi + fi + + if [ -n "$pkgs_groups" ] ; then + ## call yum sequentially to get finer-grained info on dependencies + for group_plus in $pkgs_groups ; do + group=$(echo $group_plus | sed -e "s,+++, ,g") + echo "* Installing optional group $group" + # ignore yum's return code that is basically undefined + yum $yum_options groupinstall "$group" || : + done + fi - pl_mkfedora $root $options + # formerly in bootcd/prep.sh : to optimize footprint + if [ -n "$pkgs_junk" ] ; then + echo "* Removing unnecessary junk" + pushd $vroot + # Save precious files + [ -n "$pkgs_precious" ] && tar --ignore-failed-read -cpf precious.tar $pkgs_precious + # Remove unnecessary junk + [ -n "$pkgs_junk" ] && rm -rf $pkgs_junk + # Restore precious files + [ -n "$pkgs_precious" ] && tar -xpf precious.tar && rm -f precious.tar + popd + fi + + # Clean yum cache + echo "* Cleaning up" + # ignore yum's return code that is basically undefined + yum $yum_options clean all || : + + # Clean RPM state + rm -f $vroot/var/lib/rpm/__db* + + # Set time zone to UTC + if [ -f $vroot/usr/share/zoneinfo/UTC -a -f $vroot/etc/localtime ] ; then + rm -f $vroot/etc/localtime + ln -s /usr/share/zoneinfo/UTC $vroot/etc/localtime + fi + + echo "Dumping current list of rpms in /etc/mkfedora-rpms.txt" + chroot $vroot rpm -aq | sort > $vroot/etc/mkfedora-rpms.txt + + # remove trap handler, as we are about to call it directly. + trap - ERR INT + + # Clean up + mkfedora_cleanup + + return 0 +} + +function pl_root_tune_image () { + root=$1; shift # Disable all services in reference image chroot $root sh -c "/sbin/chkconfig --list | awk '{ print \$1 }' | xargs -i /sbin/chkconfig {} off" @@ -137,7 +446,7 @@ function pl_setup_chroot() { # 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 + touch $root/etc/AUTO_UPDATE_NET_FILES } # Move specified directories out of a src tree into a dst tree, and @@ -156,7 +465,7 @@ function pl_move_dirs() { fi rm -rf ${root}/${datadir} mkdir -p $(dirname ${root}/${datadir}) - ln -nsf /${store}/${datadir} ${root}/${datadir} + ln -nsf ${store}/${datadir} ${root}/${datadir} done } @@ -205,3 +514,227 @@ function pl_fixdirs() { done } +########## .pkgs format +# Usage: pl_parsePkgs keyword [-a arch] fcdistro pldistro pkgs-file[..s] +# pkgs.py should be found in PATH, like this file build.common +function pl_parsePkgs () { + target_arch=$pl_DISTRO_ARCH + keyword=$1;shift + [ "$1" == "-a" ] && { shift; target_arch="$1"; shift; } + fcdistro=$1; shift + pldistro=$1; shift + + pkgs.py -a $target_arch -f $fcdistro -d $pldistro $keyword "$@" +} +# usage: pl_getPackages [-a arch] fcdistro pldistro pkg-file[..s] +function pl_getPackages() { pl_parsePkgs package "$@" ; } +function pl_getGroups() { pl_parsePkgs group "$@" ; } + +############################## +### temporary - only for checking the new python version +# for a given keyword like 'package' : +# we support fcdistro-dependant format, for tokens (pkgname) without whitespace +# you can e.g. use +# package: pkg1 .. pkgn +# package+f8: pkg1 .. pkgn +# package-f8: pkg1 .. pkgn +# +# values can contain @arch@, @fcdistro@ or @pldistro@ that are replaced with the current values +# +# the reason for the -a option is for when we build the build vserver itself; in this case +# pl_DISTRO_ARCH is the one we obtain from the root context, and that's wrong +# specify -sa arch AFTER keyword, so as to keep pl_getPackages and pl_getGroups simple +# +function pl_parsePkgs_old () { + + target_arch=$pl_DISTRO_ARCH + keyword=$1;shift + [ "$1" == "-a" ] && { shift; target_arch="$1"; shift; } + fcdistro=$1; shift + pldistro=$1; shift + # remaining arguments are paths to the pkgs files + + # grab regular descriptions + all=$(grep -v '^#' "$@" | grep --regexp="^${keyword}:" | sed -e "s,${keyword}:,,") + # grab additions + add=$(grep -v '^#' "$@" | grep --regexp="^${keyword}+${fcdistro}:" | sed -e "s,${keyword}+${fcdistro}:,,") + # grab exclusions + sub=$(grep -v '^#' "$@" | grep --regexp="^${keyword}-${fcdistro}:" | sed -e "s,${keyword}-${fcdistro}:,,") + + for rpm in $all $add; do + for exclude in $sub; do + [ "$rpm" = "$exclude" ] && continue 2 + done + echo "${rpm} " | sed -e "s,@arch@,${target_arch},g" -e "s,@fcdistro@,$fcdistro,g" -e "s,@pldistro@,$pldistro,g" + done + return 0 +} +############################## + +# locates a pldistro-dependant file +# tries first in build//, then in build/planetlab/ +function pl_locateDistroFile () { + builddir=$1; shift + pldistro=$1; shift + pkgsfile=$1; shift + + pkgspath="" + # if config dir is missing but a .svnpath exists + if [[ -f "$builddir/config.${pldistro}.svnpath" && ! -d "$builddir/config.${pldistro}" ]] ; then + echo 1>&2 "Invoking make to extract remote config.${pldistro}" + make 1>&2 --silent --no-print-directory -C $builddir stage1=true config.${pldistro} + fi + # locate it + paths="$builddir/config.$pldistro/$pkgsfile $builddir/config.planetlab/$pkgsfile" + for path in $paths; do + if [ -f $path ] ; then + pkgspath=$path + break + fi + done + if [ -z "$pkgspath" ] ; then + echo 1>&2 "pl_locateDistroFile - in $(pwd) : cannot locate $pkgsfile in $builddir" + echo 1>&2 "candidates were $paths" + echo "not-found-by-pl_locateDistroFile" + return 1 + else + echo 1>&2 "pl_locateDistroFile: using $pkgspath" + echo $pkgspath + return 0 + fi +} + +function yumgroups_from_pkgs () { + builddir=$1; shift + pldistro=$1; shift + fcdistro=$1; shift + pkgsnames=$@ + + sedargs="-e s,@FCDISTRO@,$fcdistro,g" + + cat <<__header + + + +__header + + for pkgsname in $pkgsnames; do + pkgsfile=$(pl_locateDistroFile $builddir $pldistro $pkgsname) + packages=$(pl_getPackages $fcdistro $pldistro $pkgsfile) + + groupname=$(pkgs.py groupname $pkgsfile | sed $sedargs) + groupdesc=$(pkgs.py groupdesc $pkgsfile | sed $sedargs) + + if [ -z "$groupname" -o -z "$groupdesc" ] ; then + echo "Cannot find groupname: and groupdesc: in $pkgsfile -- skipped" 1>&2 + continue + fi + + cat << __group_header + + $(echo $groupname|tr A-Z a-z) + $groupname + $groupdesc + true + +__group_header + for package in $packages; do + echo "$package" + done + cat << __group_footer + + +__group_footer + done +cat <<__footer + +__footer +} + + +function build_fetch () { + curl --fail --silent --max-time 60 --output /dev/null "$1" +} + +# tries to compute a valid yum.conf for that pldistro from the template in mirroring/ +# returns 0 and writes on success +# returns 1 on failure, in which case is deleted +function yumconf_mirrors () { + dest_yumconf=$1; shift + builddir=$1; shift + fcdistro=$1; shift + kexclude_line="$1" ; shift + mirrors="$@" + + template=$builddir/mirroring/$fcdistro/yum.repos.d/building.repo.in + + if [ ! -f $template ] ; then + echo "yumconf_mirrors: cannot locate template $template" + rm -f $dest_yumconf + return 1 + fi + + for mirror in $mirrors; do + if yumconf_mirror $dest_yumconf $template "$kexclude_line" $mirror; then + return 0 + fi + done + echo 'yumconf_mirrors in build.common : ran out of mirrors -- BAILING OUT' + rm -f $dest_yumconf + return 1 +} + +# computes a yum.conf from the template, and checks that all baseurl defined in there are valid repos +# returns 0 on success and 1 on failure +function yumconf_mirror () { + dest_yumconf=$1; shift + template=$1; shift + kexclude_line="$1" ; shift + mirror=$1; shift + + sed -e "s,@MIRRORURL@,$mirror,g" \ + -e "/baseurl=/i\\ +$kexclude_line" $template > $dest_yumconf + + # capture all lines defining baseurl + baseurl_defs=$(grep '^baseurl=' $dest_yumconf) + if [ -z "$baseurl_defs" ] ; then + return 1 + fi + + for baseurl_def in $baseurl_defs; do + baseurl=$(echo $baseurl_def | sed \ + -e s,baseurl=,, \ + -e 's,$basearch,'"$pl_DISTRO_ARCH",g) + repomd=$baseurl/repodata/repomd.xml + + echo "* Trying to fetch $repomd" + if ! build_fetch $repomd ; then + echo "* Failed to fetch $repomd" + return 1 + fi + done + echo "* Selected mirror $mirror" + return 0 +} + +# from a yum.conf as generated above, computes the (first) gpgkey url +function yumconf_gpgkey () { + dest_yumconf=$1; shift + + first_line=$(grep '^gpgkey=' $dest_yumconf | head -1) + values=$(echo $first_line | sed -e s,gpgkey=,,) + value=$(echo $values | awk '{print $1;}' | sed -e 's,$basearch,'"$pl_DISTRO_ARCH",g) + [ -n "$value" ] || return 1 + echo $value + return 0 +} + +# patches a yum conf to insert an exclude line in each declared repo +function yumconf_exclude () { + repo=$1; shift + kexclude_line="$1" ; shift + + sed -i -e "/#baseurl=.*$/i\\ +$kexclude_line" $repo +}