X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=build.common;h=51cb0d0f38532776eda8832b28b4d3c0a978d68b;hb=refs%2Fheads%2Fomf-friendly;hp=6e8b489bee9c6ff5ce0dbee4b355c478447f47f7;hpb=31a00841b79a489d138ec036139353c6e8bf7859;p=build.git diff --git a/build.common b/build.common index 6e8b489b..51cb0d0f 100644 --- a/build.common +++ b/build.common @@ -1,61 +1,61 @@ # -*-Shell-script-*- # # Common functions for build scripts used by various packages -# incorporated (e.g., build, myplc, myplc-devel, vserver-reference) +# incorporated (e.g., build, bootcd, nodeimage, sliceimage) # # Marc E. Fiuczynski # Copyright (C) 2007 The Trustees of Princeton University +# Thierry Parmentelat INRIA # -# $Id$ +# supported distros f12 f14 f16 f18 f20 +# and debians/ubuntus to a lesser extent # +# for locating pkgs.py +export PATH=.:$PATH -function pl_getDefaultDistro() { - # FC4 is currently the default release - echo "Fedora" - return 0 -} - -function pl_getDefaultRelease() { - # FC4 is currently the default release - echo "4" - return 0 -} - +# returns 'Fedora' or 'CentOS' for now function pl_getDistro() { - defaultDistro=$(pl_getDefaultDistro) if [ -f "/etc/redhat-release" ] ; then distro=$(awk ' { print $1 } ' /etc/redhat-release) - else - distro=$defaultDistro + case $distro in Scientific*) distro="SL" ; esac + elif [ -f /etc/lsb-release ] ; then + . /etc/lsb-release + echo $DISTRIB_CODENAME + elif [ -f /etc/debian_version ] ; then + case $(cat /etc/debian_version) in + 6.*) distro=squeeze ;; + 7.*) distro=wheezy ;; + # might be that I'm getting 'jessie'sid' just because it's still testing.. + 8.*|jessie*) distro=jessie ;; + *) distro=unknown.debian.in.build.common ;; + esac fi + [ -z "$distro" ] && { echo "build.common.pl_getDistro-unknown"; exit 1; } echo "$distro" return 0 } +# returns something like 8, 10, or 5.3 function pl_getRelease() { - defaultRelease=$(pl_getDefaultRelease) if [ -f "/etc/redhat-release" ] ; then - release=$(awk ' { if ($1=="Fedora" && $2=="Core") print $4 ; if (($1=="Fedora" && $2!="Core")||$1=="CentOS") print $3 } ' /etc/redhat-release) - [ $release -lt $defaultRelease ] && release=$defaultRelease + release=$(awk ' { if ($1=="Fedora" && $2=="Core") print $4 ; if (($1=="Fedora" && $2!="Core")||$1=="CentOS") print $3 ; if ($1=="Scientific") print $4 } ' /etc/redhat-release) else - release=$defaultRelease + echo "build.common.pl_getRelease-unknown" + exit 1 fi - echo "$release" + # keep only the major number + echo "$release" | cut -d. -f1 return 0 } -# vserver expects something like fc4 or f7 -# for fedora and centos only for now +# returns distro shortname, something like 'f8' or 'centos5' function pl_getReleaseName () { distro=$1; shift release=$1; shift case $distro in [Ff]edora*) - if [ "$release" -le 6 ] ; then - releasename=fc$release - else - releasename=f$release - fi ;; + releasename=f$release + ;; [Cc]entOS*) old_IFS="$IFS" IFS="." @@ -63,6 +63,12 @@ function pl_getReleaseName () { IFS="$old_IFS" releasename=centos$1 ;; + [Ss]L*) + releasename=sl$release + ;; + squeeze|wheezy|jessie|oneiric|precise|quantal|raring|saucy) + releasename=$distro + ;; *) releasename="unknown-name-for-${pl_DISTRO}-please-edit-build.common" echo 1>&2 "build.common: WARNING - releasename not set for distro=$distro" @@ -73,21 +79,47 @@ function pl_getReleaseName () { return 0 } +# yum exclusions are now defined in yumexclude.pkgs +# so they can now depend both on the linux distro and the pl distro +function pl_yumexclude () { + keyword=$1; shift + fcdistro=$1; shift + pldistro=$1; shift + builddir=$1; shift + # search for file "yumexclude.pkgs" + yumexclude_file=$(pl_locateDistroFile $builddir $pldistro "yumexclude.pkgs") + # + # check if pkgs.py is in PATH + type -p pkgs.py >& /dev/null || export PATH=$builddir:$PATH + + # parse it + pkgs.py -a $pl_DISTRO_ARCH -f $fcdistro -d $pldistro $keyword $yumexclude_file || \ + { echo pl_yumexclude failed with fcdistro=$fcdistro and pldistro=$pldistro; return 1 ; } +} + +# <> fcdistro pldistro builddir +# node side : use the 'nodeyumexclude' keywork in yumexclude.pkgs +function pl_nodeyumexclude () { pl_yumexclude 'nodeyumexclude' "$@" ; } +# server side : use the 'plcyumexclude' keywork in yumexclude.pkgs +function pl_plcyumexclude () { pl_yumexclude 'plcyumexclude' "$@" ; } + + # figure out which redhat distro we are using (fedora, centos, redhat) pl_DISTRO=$(pl_getDistro) # select basearch of the host devel environment - protected for macos for local tests -pl_DISTRO_ARCH=$(uname -i 2>/dev/null|| echo unknownarch) +# try arch for testing stuff on a mac +pl_DISTRO_ARCH=$(uname -i 2>/dev/null || arch 2> /dev/null || echo unknownarch) # the release number (plain number) pl_DISTRO_RELEASE=$(pl_getRelease) -# the release name - for vserver build - like fc4, f8 or centos4 +# the release name - something like 'f8' or 'sl6' pl_DISTRO_NAME=$(pl_getReleaseName $pl_DISTRO $pl_DISTRO_RELEASE) # get path to appropriate yumgroups.xml file # Thierry: quick & dirty improvement -# this file is updated by the toplevel build, from groups/.xml +# this file is updated by the toplevel build, from the .pkgs files pl_DISTRO_YUMGROUPS="../../../RPMS/yumgroups.xml" function pl_process_fedora_options () { @@ -153,8 +185,6 @@ function pl_root_makedevs() { # For pseudo ttys mkdir -p $vroot/dev/pts - # (Might have to remove the following for vserver-reference.) - # for tmpfs mount mkdir -p $vroot/dev/shm @@ -163,7 +193,7 @@ function pl_root_makedevs() { mknod -m 600 $vroot/dev/net/tun c 10 200 # For mkinitrd (in case a kernel is being installed) - # As well for loop back mounting within a vserver. + # As well as for loop back mounting within a vm. for i in $(seq 0 255) ; do mknod -m 640 $vroot/dev/loop$i b 7 $i done @@ -175,7 +205,7 @@ function mkfedora_usage() { echo " Defaults are searched in .mirrors" echo " -v Be verbose" echo " -h This message" - echo " target selection (defaults based on current build vserver)" + echo " target selection (defaults based on current build VM context)" echo " -r release Fedora release number (default: $releasever)" echo " -a arch Fedora architecture (default: $basearch)" exit 1 @@ -193,30 +223,15 @@ function pl_root_mkfedora () { # Verbosity verbose=0 -# Release and architecture to install : defaults to current vserver's settings or previously parsed fedora_options +# Release and architecture to install : defaults to current vm settings or previously parsed fedora_options releasever=$pl_DISTRO_RELEASE basearch=$pl_DISTRO_ARCH # Get options - mirrors="" - while getopts "l:r:a:vh" opt ; do + while getopts "vh" opt ; do case $opt in - l) - mirrors="$mirrors $OPTARG" - ;; - r) - releasever=$OPTARG - ;; - a) - basearch=$OPTARG - ;; - v) - verbose=1 - set -x - ;; - h|*) - mkfedora_usage - ;; + v) verbose=1; set -x ;; + h|*) mkfedora_usage ;; esac done @@ -231,126 +246,44 @@ function pl_root_mkfedora () { # parse pkgsfile and add to local vars fcdistro=${pl_DISTRO_NAME} - pkgs_packages=$(pl_parsePkgs package $fcdistro $pldistro $pkgsfile) - pkgs_groups=$(pl_parsePkgs group $fcdistro $pldistro $pkgsfile) - # packages to exclude - obsolete, was maybe useful when installing a group - pkgs_excludes=$(pl_parsePkgs exclude $fcdistro $pldistro $pkgsfile) - pkgs_junk=$(pl_parsePkgs junk $fcdistro $pldistro $pkgsfile) - pkgs_precious=$(pl_parsePkgs precious $fcdistro $pldistro $pkgsfile) - # formerly related to mkfedora -k - pkgs_kexcludes=$(pl_parsePkgs kexclude $fcdistro $pldistro $pkgsfile) + pkgs_packages=$(pkgs.py -a $pl_DISTRO_ARCH -f $fcdistro -d $pldistro package $pkgsfile) + pkgs_groups=$(pkgs.py -a $pl_DISTRO_ARCH -f $fcdistro -d $pldistro group $pkgsfile) + # what can get trashed to save space + pkgs_junk=$(pkgs.py -a $pl_DISTRO_ARCH -f $fcdistro -d $pldistro junk $pkgsfile) + # but not this + pkgs_precious=$(pkgs.py -a $pl_DISTRO_ARCH -f $fcdistro -d $pldistro precious $pkgsfile) + # formerly related to mkfedora -k : packages to take from our own build + # and thus need be excluded frem the stock repos + # locate builddir by looking for pkgs.py + builddir=$(dirname $(type -p pkgs.py)) + SUBST_NODEYUMEXCLUDE=$(pl_nodeyumexclude $fcdistro $pldistro $builddir) + pkgs_yumexclude=$(pkgs.py -a $pl_DISTRO_ARCH -f $fcdistro -d $pldistro yumexclude $pkgsfile | sed -e s,@NODEYUMEXCLUDE@,"$SUBST_NODEYUMEXCLUDE",) # get mirrors if not specified with -l if [ -z "$mirrors" ] ; then mirrorsfile=$(pl_locateDistroFile ../build/ $pldistro "$pldistro.mirrors") - mirrors=$(pl_parsePkgs mirror $fcdistro $pldistro $mirrorsfile) + # do not sort mirrors, keep order from input + mirrors=$(pkgs.py -u -a $pl_DISTRO_ARCH -f $fcdistro -d $pldistro mirror $mirrorsfile) fi - exclude_kernel="" - # add them manually as the output of pl_parsePkgs is line-separated - if [ -n "$pkgs_kexcludes" ] ; then - exclude_kernel="exclude=" - for kexclude in $pkgs_kexcludes ; do - exclude_kernel="$exclude_kernel $kexclude" - done - fi - - function mkfedora_fetch () - { - curl --fail --silent --max-time 60 "$1" - } - - # set list of attempted locations according to target distro - # xxx all this should go into mirroring/ somehow - case $pl_DISTRO in - Fedora) - if [ $releasever -ge 7 ] ; then - public_gpg_key=RPM-GPG-KEY-fedora - # Plain Fedora comes with a new layout - attempts_base=" -fedora/releases/$releasever/Everything/$basearch/os -linux/releases/$releasever/Everything/$basearch/os -" - optionals="updates" - attempts_optional=" -fedora/@optional@/$releasever/$basearch -" - else - # Fedora Core - public_gpg_key=RPM-GPG-KEY-fedora - attempts_base=" -fedora/core/$releasever/$basearch/os -linux/core/$releasever/$basearch/os -core/$releasever/$basearch/os -$releasever/$basearch/os -" - optionals="updates extras" - attempts_optional=" -linux/core/@optional@/$releasever/$basearch \ -core/@optional@/$releasever/$basearch \ -linux/@optional@/$releasever/$basearch \ -@optional@/$releasever/$basearch \ -" - fi - ;; - CentOS) - # xxx hacky for now - # you can use vbuild-fedora-mirror with -f centos5.2 - # which is hard-coded in mirroring/centos as well - # for now I do the mapping here, mmhh - public_gpg_key=RPM-GPG-KEY-CentOS-$releasever - case $releasever in - 4) actual=4.6 ;; - 5) actual=5.2 ;; - *) actual=$releasever ;; - esac - attempts_base=" -centos/$actual/os/$basearch -" - optionals="updates extras" - attempts_optional=" -linux/core/@optional@/$releasever/$basearch \ -core/@optional@/$releasever/$basearch \ -linux/@optional@/$releasever/$basearch \ -@optional@/$releasever/$basearch \ -" - ;; - *) - echo "distro $pl_DISTRO not supported in build.common / mkfedora" ; exit 1 - esac + yumexclude_line="" + [ -n "$pkgs_yumexclude" ] && yumexclude_line="exclude=$pkgs_yumexclude" echo "$0: candidate mirrors" for mirror in $mirrors ; do echo "* candidate mirror $mirror" done - baseurl="" - for mirror in $mirrors ; do - for attempt in $attempts_base; do - attempturl=$mirror/$attempt - if mkfedora_fetch $attempturl/repodata/repomd.xml >/dev/null ; then - baseurl=$attempturl - break 2 - fi - done - done - if [ -z "$baseurl" ] ; then - echo "Error: $releasever/$basearch/os/repodata/repomd.xml" - echo " could not be found in any of the following locations:" - echo - for mirror in $mirrors ; do - for attempt in $attempts_base ; do - echo $mirror/$attempt - done - done - echo - mkfedora_usage - else - echo "* selecting mirror with baseurl=$baseurl" + # the repo part of the final yum.conf + yum_conf_repos=$vroot/xxxmkfedora-repos.confxxx + if ! yumconf_mirrors $yum_conf_repos ../build/ $fcdistro "$yumexclude_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' @@ -401,15 +334,10 @@ EOF # Initialize RPM database in reference image mkdir -p $vroot/var/lib/rpm rpm --root $vroot --initdb - rpm --root $vroot --import $baseurl/$public_gpg_key + rpm --root $vroot --import $public_gpg_key # Initialize yum in reference image mkdir -p $vroot/var/cache/yum $vroot/var/log - if [ $releasever -lt 7 ] ; then - corename="Core " - else - corename="" - fi # yum.conf is for building only - store in different location than /etc/yum.conf yum_conf=$vroot/etc/mkfedora-yum.conf @@ -419,6 +347,7 @@ cachedir=/var/cache/yum debuglevel=2 logfile=/var/log/yum.log pkgpolicy=newest +multilib_policy=best distroverpkg=redhat-release tolerant=1 exactarch=1 @@ -428,38 +357,9 @@ gpgcheck=0 # Prevent yum-2.4 from loading additional repository definitions # (e.g., from /etc/yum.repos.d/) reposdir=/dev/null - -[base] -name=Fedora ${corename}${releasever} - $basearch - base -baseurl=$baseurl/ -$exclude_kernel EOF - - for optional in $optionals ; do - found="" - # locating updates/extras - attempts=$(echo $attempts_optional | sed -e s,@optional@,$optional,g) - for attempt in $attempts; do - optionalurl=$mirror/$attempt - echo "* $optional : Trying to fetch $optionalurl" - if mkfedora_fetch $optionalurl/repodata/repomd.xml ; then - echo "* FOUND!" - 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 @@ -473,8 +373,8 @@ EOF fi cat >> $yum_conf < /dev/null && yum_options="$yum_options --verbose" +# yum --help | grep verbose &> /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" - exclude_arg="" - for exclude in $pkgs_excludes; do - exclude_arg="$exclude_arg --exclude $exclude" - done - # glibc must be specified explicitly for the correct arch to be # chosen. echo "* Installing glibc" - yum $yum_options $exclude_arg install 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 - yum $yum_options $exclude_arg install $pkgs_packages + # ignore yum's return code that is basically undefined + echo "* Install options" $vroot $yum_options + yum $yum_options install $pkgs_packages || : if ! rpm --root $vroot -q $pkgs_packages >/dev/null ; then echo "* Warning: Missing packages" rpm --root $vroot -q $pkgs_packages | grep "not installed" @@ -511,9 +409,11 @@ fi if [ -n "$pkgs_groups" ] ; then ## call yum sequentially to get finer-grained info on dependencies - for grp in $pkgs_groups ; do - echo "* Installing optional group $grp" - yum $yum_options $exclude_arg groupinstall "$grp" + 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 @@ -532,7 +432,25 @@ fi # Clean yum cache echo "* Cleaning up" - yum $yum_options clean all + + # NOTE: this hack is for Fedora >= 12. + # if kernel-debug is installed, clean it up + # we link to our version of kernel/initrd and clean up + # kernel-debug manually + if rpm --root $vroot --quiet -q kernel-debug ; then + echo "* Cleaning up kernel-debug - (workaround for f12)" + pushd $vroot/boot/ + rm -rf kernel-boot kernel-bootsmp initrd-boot initrd-bootsmp + ln -s vmlinuz-*${pldistro}* kernel-boot + ln -s vmlinuz-*${pldistro}* kernel-bootsmp + ln -s initrd-*${pldistro}* initrd-boot + ln -s initrd-*${pldistro}* initrd-bootsmp + rpm --root $vroot --nodeps -e kernel-debug || : + popd + fi + + # ignore yum's return code that is basically undefined + yum $yum_options clean all || : # Clean RPM state rm -f $vroot/var/lib/rpm/__db* @@ -638,49 +556,25 @@ function pl_fixdirs() { } ########## .pkgs format -# comments start with a # - this is needed only if you use a keyword in a comment - -function pl_getPkgsAttribute () { - keyword=$1; shift - file=$1; shift - # remove any initial white spaces from the result - grep -v '^#' $file | grep --regexp="^${keyword}:" | sed -e "s,${keyword}:,," -e "s,^[[:space:]][[:space:]]*,," -} - -# for a given keyword like 'package' : -# we support fcdistro-dependant format, for tokens (pkgname) without whitespace -# you can e.g. use -# package: pkg1 .. pkgn -# package+f8: pkg1 .. pkgn -# package-f8: pkg1 .. pkgn -# -# values can contain @arch@, @fcdistro@ or @pldistro@ that are replaced with the current values -# +# Usage: pl_parsePkgs keyword [-a arch] fcdistro pldistro pkgs-file[..s] +# pkgs.py should be found in PATH, like this file build.common +# only usage should be for pl_getPackages and pl_getGroups, +# which in turn are usednow be in {node,slice}image/build.sh function pl_parsePkgs () { - + target_arch=$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 i in $all $add; do - for exclude in $sub; do - [ "$i" = "$exclude" ] && continue 2 - done - echo "$i " | sed -e "s,@arch@,$pl_DISTRO_ARCH,g" -e "s,@fcdistro@,$fcdistro,g" -e "s,@pldistro@,$pldistro,g" - done - return 0 + + echo 1>&2 "pl_parsePkgs: using -a $target_arch -f $fcdistro -d $pldistro $keyword $@" + 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 "$@" ; } +function pl_getGroups() { pl_parsePkgs group "$@" ; } -function pl_getPackages() { fcdistro=$1; shift ; pldistro=$1; shift ; pl_parsePkgs package $fcdistro $pldistro "$@" ; } -function pl_getGroups() { fcdistro=$1; shift ; pldistro=$1; shift ; pl_parsePkgs group $fcdistro $pldistro "$@" ; } +############################## # locates a pldistro-dependant file # tries first in build//, then in build/planetlab/ @@ -690,6 +584,18 @@ function pl_locateDistroFile () { pkgsfile=$1; shift pkgspath="" + # if config dir is missing but a .svnpath or a .gitpath exists, use it to extract the config dir + configdir="$builddir/config.${pldistro}" + if [ ! -d $configdir ] ; then + if [ -f "${configdir}.svnpath" -o -f "${configdir}.gitpath" ] ; then + echo 1>&2 "Invoking make to extract remote config.${pldistro}" + # we set PLDISTROTAGS here to /dev/null because when dealing with remote distros + # at a very early stage (like searching for devel.pkgs even before the build VM is created) + # then make screams because it cannot find a mandatory include file + # OTOH this mechanism here is not intended to depend on tags specifically + make 1>&2 --no-print-directory -C $builddir stage1=true config.${pldistro} PLDISTROTAGS=/dev/null + fi + fi # locate it paths="$builddir/config.$pldistro/$pkgsfile $builddir/config.planetlab/$pkgsfile" for path in $paths; do @@ -728,8 +634,8 @@ __header pkgsfile=$(pl_locateDistroFile $builddir $pldistro $pkgsname) packages=$(pl_getPackages $fcdistro $pldistro $pkgsfile) - groupname=$(pl_getPkgsAttribute groupname $pkgsfile | sed $sedargs) - groupdesc=$(pl_getPkgsAttribute groupdesc $pkgsfile | sed $sedargs) + groupname=$(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 @@ -756,3 +662,89 @@ 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 + yumexclude_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 $template "$yumexclude_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 + yumexclude_line="$1" ; shift + mirror=$1; shift + + sed -e "s,@MIRRORURL@,$mirror,g" \ + -e "/baseurl=/i\\ +$yumexclude_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 gpgkey urls +function yumconf_gpgkey () { + dest_yumconf=$1; shift + + values=$(grep -h '^gpgkey=' $dest_yumconf | sed -e s,gpgkey=,, | sed -e 's,$basearch,'"$pl_DISTRO_ARCH",g | sed -e 's, ,\n,g' | sort | uniq | xargs) + [ -n "$values" ] || return 1 + echo $values + return 0 +} + +# patches a yum conf to insert an exclude line in each declared repo +function yumconf_exclude () { + repo=$1; shift + yumexclude_line="$1" ; shift + + sed -i -e "/#baseurl=.*$/i\\ +$yumexclude_line" $repo +}