# -*-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 <mef@cs.princeton.edu>
# Copyright (C) 2007 The Trustees of Princeton University
#
-# $Id$
+# supported distros f8, f10, f12, centos5
#
+# 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)
+ case $distro in Scientific*) distro="SL" ; esac
else
- distro=$defaultDistro
+ echo "build.common.pl_getDistro-unknown"
+ exit 1
fi
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 stuff for vserver, i.e. 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$release
+ ;;
[Cc]entOS*)
- if [ "$release" = "4.5" ] ; then
- # centos 4.5 is just centos4 + enhancements
- releasename=centos4
- else
- releasename=centos$release
- fi ;;
+ old_IFS="$IFS"
+ IFS="."
+ set -- $release
+ IFS="$old_IFS"
+ releasename=centos$1
+ ;;
+ [Ss]L*)
+ releasename=sl$release
+ ;;
*)
releasename="unknown-name-for-${pl_DISTRO}-please-edit-build.common"
echo 1>&2 "build.common: WARNING - releasename not set for distro=$distro"
return 0
}
+# 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 $distroname in
+ ### there is an ugly hack going on around here
+ # with f12, the dependencies somehow require kernel 2.6.29 but our own kernel is 2.6.27
+ # so the ugly workaround here is to let 'kernel-debug' get installed from the stock repos
+ # we then remove it manually after the image is done, look for kernel-debug below
+ # relyong on kernel-PAE for this trick won't work, as 64 bits distros don't have PAE of course
+ f*)
+ echo 'kernel kernel-PAE kernel-PAEdebug kernel-vserver kernel-devel kernel-headers kernel-debuginfo util-vserver* iptables iptables-ipv6 iproute drupal' ;;
+ centos5)
+ echo 'kernel kernel-vserver kernel-devel kernel-headers kernel-debuginfo util-vserver* iptables iproute drupal inotify-tools* libnl' ;;
+ sl*)
+ echo 'kernel kernel-debug kernel-debug-devel kernel-devel kernel-doc kernel-firmware kernel-headers iptables iproute' ;;
+ *)
+ echo "pl_DISTRO_NAME=$pl_DISTRO_NAME not supported in getexcludes.sh" ; exit 1 ;;
+ esac
+}
+
# figure out which redhat distro we are using (fedora, centos, redhat)
pl_DISTRO=$(pl_getDistro)
# the release number (plain number)
pl_DISTRO_RELEASE=$(pl_getRelease)
-# the release name - for vserver build - like fc4, f8 or centos4
+# the release name - for vserver build ...
pl_DISTRO_NAME=$(pl_getReleaseName $pl_DISTRO $pl_DISTRO_RELEASE)
+# the packages to exclude
+pl_KEXCLUDES=$(pl_getKexcludes $pl_DISTRO_NAME)
+
# get path to appropriate yumgroups.xml file
# Thierry: quick & dirty improvement
-# this file is updated by the toplevel build, from groups/<pldistro>.xml
+# this file is updated by the toplevel build, from the .pkgs files
pl_DISTRO_YUMGROUPS="../../../RPMS/yumgroups.xml"
function pl_process_fedora_options () {
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 vserver.
for i in $(seq 0 255) ; do
mknod -m 640 $vroot/dev/loop$i b 7 $i
done
basearch=$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=$OPTARG
- ;;
- v)
- verbose=1
- set -x
- ;;
- h|*)
- mkfedora_usage
- ;;
+ v) verbose=1; set -x ;;
+ h|*) mkfedora_usage ;;
esac
done
fcdistro=${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 $pkgsfile)
+ # what can get trashed to save space
pkgs_junk=$(pl_parsePkgs junk $fcdistro $pldistro $pkgsfile)
+ # but not this
pkgs_precious=$(pl_parsePkgs precious $fcdistro $pldistro $pkgsfile)
- # formerly related to mkfedora -k
- pkgs_kexcludes=$(pl_parsePkgs kexclude $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 "$mirrors" ] ; then
- mirrors=$(pl_parsePkgs mirror $fcdistro $pldistro "$pldistro.mirrors")
+ mirrorsfile=$(pl_locateDistroFile ../build/ $pldistro "$pldistro.mirrors")
+ mirrors=$(pl_parsePkgs mirror $fcdistro $pldistro $mirrorsfile)
fi
- exclude_kernel=""
- [ -n "$pkgs_kexcludes" ] && exclude_kernel="exclude=$pkgs_excludes"
-
- function mkfedora_fetch ()
- {
- curl --fail --silent --max-time 60 "$1"
- }
-
- # set list of attempted locations according to releasever
- if [ $releasever -ge 7 ] ; then
- attempts="
-linux/releases/$releasever/Everything/$basearch/os
-$releasever/Everything/$basearch/os
-core/$releasever/Everything/$basearch/os
-linux/core/$releasever/$basearch/os
-"
- else
- attempts="
- linux/core/$releasever/$basearch/os
- core/$releasever/$basearch/os
- $releasever/$basearch/os
- "
- 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
- baseurl=""
- for mirror in $mirrors ; do
- for attempt in $attempts; do
- attempturl=$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 ; 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/ $fcdistro "$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'
# Initialize RPM database in reference image
mkdir -p $vroot/var/lib/rpm
rpm --root $vroot --initdb
- rpm --root $vroot --import $baseurl/RPM-GPG-KEY-fedora
+ rpm --root $vroot --import $public_gpg_key
# Initialize yum in reference image
mkdir -p $vroot/var/cache/yum $vroot/var/log
- if [ $releasever -lt 7 ] ; then
- corename="Core "
- else
- corename=""
- fi
- cat >$vroot/etc/yum.conf <<EOF
+# yum.conf is for building only - store in different location than /etc/yum.conf
+ yum_conf=$vroot/etc/mkfedora-yum.conf
+ cat > $yum_conf <<EOF
[main]
cachedir=/var/cache/yum
debuglevel=2
logfile=/var/log/yum.log
pkgpolicy=newest
+multilib_policy=best
distroverpkg=redhat-release
tolerant=1
exactarch=1
# 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 updates extras ; do
- for optionalurl in \
- $mirror/linux/core/$optional/$releasever/$basearch \
- $mirror/core/$optional/$releasever/$basearch \
- $mirror/linux/$optional/$releasever/$basearch \
- $mirror/$optional/$releasever/$basearch ; do
- if mkfedora_fetch $optionalurl/repodata/repomd.xml ; then
- cat >>$vroot/etc/yum.conf <<EOF
-
-[$(basename $optional)]
-name=Fedora ${corename}${releasever} - $basearch - $(basename $optional)
-baseurl=$optionalurl/
-$exclude_kernel
EOF
- break
- fi
- done
- done
+
+ cat $yum_conf_repos >> $yum_conf
# If we are being built as part of an automated RPM build, solve the
# bootstrap problem by including any just built packages in the yum
if [ -n "$SUDO_USER" ] ; then
chown -R $SUDO_USER $RPM_RPMS_DIR
fi
- cat >>$vroot/etc/yum.conf <<EOF
+ cat >> $yum_conf <<EOF
-[bootstrap]
-name=Bootstrap - $basearch - $RPM_RPMS_DIR/
+[building]
+name=Building - $basearch - $RPM_RPMS_DIR/
baseurl=file://$RPM_RPMS_DIR/
EOF
fi
- exclude_arg=""
- for exclude in $pkgs_excludes; do
- exclude_arg="$exclude_arg --exclude $exclude"
- done
+ echo "========== Dumping $yum_conf"
+ cat $yum_conf
+ echo "========== EndDump $yum_conf"
+
+ yum_options=""
+# yum --help | grep verbose &> /dev/null && yum_options="$yum_options --verbose"
+ yum_options="$yum_options -y"
+ yum_options="$yum_options -c $yum_conf"
+ yum_options="$yum_options --installroot=$vroot"
# glibc must be specified explicitly for the correct arch to be
# chosen.
echo "* Installing glibc"
- yum -c $vroot/etc/yum.conf --installroot=$vroot -y $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 -c $vroot/etc/yum.conf --installroot=$vroot -y $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 $pkgs_packages | grep "not installed"
if [ -n "$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 -c $vroot/etc/yum.conf --installroot=$vroot -y $exclude_arg \
- groupinstall "$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
# Clean yum cache
echo "* Cleaning up"
- yum -c $vroot/etc/yum.conf --installroot=$vroot -y 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*
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 > $vroot/etc/mkfedora-rpms.txt
+
# remove trap handler, as we are about to call it directly.
trap - ERR INT
}
########## .pkgs format
-# comments start with a # - this is needed only if you use a keyword in a comment
+# Usage: pl_parsePkgs keyword [-a arch] fcdistro pldistro pkgs-file[..s]
+# pkgs.py should be found in PATH, like this file build.common
+function pl_parsePkgs () {
+ target_arch=$pl_DISTRO_ARCH
+ keyword=$1;shift
+ [ "$1" == "-a" ] && { shift; target_arch="$1"; shift; }
+ fcdistro=$1; shift
+ pldistro=$1; shift
-function pl_getPkgsAttribute () {
- keyword=$1; shift
- file=$1; shift
- grep -v '^#' $file | grep --regexp="^${keyword}:" | sed -e "s,${keyword}:,,"
+ 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 "$@" ; }
+function pl_getGroups() { pl_parsePkgs group "$@" ; }
+##############################
+### 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
#
# values can contain @arch@, @fcdistro@ or @pldistro@ that are replaced with the current values
#
-function pl_parsePkgs () {
+# 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=$1; shift
# remaining arguments are paths to the pkgs files
# grab exclusions
sub=$(grep -v '^#' "$@" | grep --regexp="^${keyword}-${fcdistro}:" | sed -e "s,${keyword}-${fcdistro}:,,")
- for i in $all $add; do
+ for rpm in $all $add; do
for exclude in $sub; do
- [ "$i" = "$exclude" ] && continue 2
+ [ "$rpm" = "$exclude" ] && continue 2
done
- echo "$i " | sed -e "s,@arch@,$pl_DISTRO_ARCH,g" -e "s,@fcdistro@,$fcdistro,g" -e "s,@pldistro@,$pldistro,g"
+ echo "${rpm} " | sed -e "s,@arch@,${target_arch},g" -e "s,@fcdistro@,$fcdistro,g" -e "s,@pldistro@,$pldistro,g"
done
return 0
}
-
-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/<pldistro>/, then in build/planetlab/
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}"
+ make 1>&2 --silent --no-print-directory -C $builddir stage1=true config.${pldistro}
+ fi
+ fi
# locate it
paths="$builddir/config.$pldistro/$pkgsfile $builddir/config.planetlab/$pkgsfile"
for path in $paths; do
fi
}
-# experimental
function yumgroups_from_pkgs () {
builddir=$1; shift
pldistro=$1; shift
fcdistro=$1; shift
pkgsnames=$@
-sedargs="-e s,@FCDISTRO@,$fcdistro,g"
+ sedargs="-e s,@FCDISTRO@,$fcdistro,g"
cat <<__header
<?xml version="1.0"?>
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 $pkgsfile -- skipped" 1>&2
<group>
<id>$(echo $groupname|tr A-Z a-z)</id>
<name>$groupname</name>
- <default>true</default>
<description>$groupdesc</description>
- <uservisible>false</uservisible>
+ <uservisible>true</uservisible>
<packagelist>
__group_header
for package in $packages; do
</comps>
__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 <dest_yumconf> on success
+# returns 1 on failure, in which case <dest_yumconf> 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 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
+ kexclude_line="$1" ; shift
+
+ sed -i -e "/#baseurl=.*$/i\\
+$kexclude_line" $repo
+}