3 # Builds a Fedora Core reference image. Requires the build server to
4 # host a local yum repository in one of:
6 # /usr/share/mirrors/fedora
7 # /var/www/html/mirrors/fedora
9 # Otherwise, tries using CoBlitz:
11 # http://coblitz.planet-lab.org/pub/fedora
13 # Mark Huang <mlhuang@cs.princeton.edu>
14 # Copyright (C) 2004-2006 The Trustees of Princeton University
16 # $Id: mkfedora,v 1.21 2006/08/22 12:37:08 thierry Exp $
19 export PATH=/sbin:/bin:/usr/sbin:/usr/bin
24 # Default yum repositories to try
27 http://coblitz.planet-lab.org/pub/fedora
28 ftp://mirror.cs.princeton.edu/pub/mirrors/fedora
29 ftp://mirror.stanford.edu/pub/mirrors/fedora
30 ftp://rpmfind.net/linux/fedora
33 # Release and architecture to install
37 # Yum groups to install
46 # Exclude kernel* (and related) packages from all repositories except bootstrap
49 # PlanetLab development environment
50 if [ -f /etc/planetlab/plc_config ] ; then
51 . /etc/planetlab/plc_config
52 if [ -n "$PLC_DEVEL_FEDORA_URL" ] ; then
53 mirrors=($PLC_DEVEL_FEDORA_URL)
59 echo "Usage: mkfedora [OPTION]... [basedir]"
60 echo " -l url Fedora mirror location. Defaults to try:"
61 for mirror in "${mirrors[@]}" ; do
64 echo " -r release Fedora release number (default: $releasever)"
65 echo " -a arch Fedora architecture (default: $basearch)"
66 echo " -g group1 -g group2 ..."
67 echo " Yumgroups to install (default: none)"
68 echo " -p package1 -p package2 ..."
69 echo " Additional packages to install (default: none)"
70 echo " -x package1 -x package2 ..."
71 echo " Packages to exclude (default: none)"
72 echo " -k Exclude kernel* packages from all repositories except bootstrap"
74 echo " -h This message"
78 ### post-process output of createrepo --quiet or of yum-arch
79 # replaces ^M with ^J, and removes whitespace-only lines
80 function post-filter () {
81 tr '\r' '\n' | grep -v '^ *$'
85 while getopts "l:r:a:g:p:x:kvh" opt ; do
88 if echo $OPTARG | grep -q -i '^\(file\|http[s]*\)://' ; then
91 mirrors=(file://$OPTARG)
101 groups[${#groups[*]}]="$OPTARG"
104 packages[${#packages[*]}]="$OPTARG"
107 exclude[${#exclude[*]}]="$OPTARG"
110 exclude_kernel="exclude=kernel* ulogd iptables"
122 shift $(($OPTIND - 1))
123 if [ ! -d "$1" ] ; then
127 vroot=$(cd $1 && pwd -P)
129 if [ $UID -ne 0 ] ; then
130 echo "Error: You must run this script as root."
136 curl --fail --silent --max-time 60 "$1"
139 for mirror in "${mirrors[@]}" ; do
141 $mirror/linux/core/$releasever/$basearch/os \
142 $mirror/core/$releasever/$basearch/os \
143 $mirror/$releasever/$basearch/os ; do
144 if fetch $baseurl/repodata/repomd.xml >/dev/null ; then
149 if [ -n "$baseurl" ] ; then
155 if [ -z "$baseurl" ] ; then
156 echo "Error: $releasever/$basearch/os/repodata/repomd.xml"
157 echo " could not be found in any of the following locations:"
159 for mirror in ${mirrors[@]} ; do
160 echo $mirror/linux/core
170 if [ $verbose -eq 0 ] ; then
175 # Minimally initialize /dev in reference image. If installed, the dev
176 # or udev RPMs will fill in the rest.
178 mknod -m 666 $vroot/dev/null c 1 3
179 mknod -m 666 $vroot/dev/zero c 1 5
180 mknod -m 666 $vroot/dev/full c 1 7
181 mknod -m 644 $vroot/dev/random c 1 8
182 mknod -m 644 $vroot/dev/urandom c 1 9
183 mknod -m 666 $vroot/dev/tty c 5 0
184 mknod -m 666 $vroot/dev/ptmx c 5 2
185 # For bash command substitution
186 ln -nsf ../proc/self/fd $vroot/dev/fd
187 # For df and linuxconf
188 touch $vroot/dev/hdv1
189 # For mkinitrd (in case a kernel is being installed)
190 for i in $(seq 0 7) ; do
191 mknod -m 640 $vroot/dev/loop$i b 7 $i
194 # Do not tolerate errors
197 # Mount /dev/pts in reference image
198 mkdir -p $vroot/dev/pts
199 mount -t devpts none $vroot/dev/pts
201 # Mount /dev/shm in reference image
202 mkdir -p $vroot/dev/shm
203 mount -t tmpfs none $vroot/dev/shm
205 # Mount /proc in reference image
207 mount -t proc none $vroot/proc
212 umount $vroot/dev/shm
213 umount $vroot/dev/pts
216 # Clean up before exiting if anything goes wrong
217 trap "cleanup" ERR INT
219 # Create a dummy /etc/fstab in reference image
221 cat >$vroot/etc/fstab <<EOF
222 # This fake fstab exists only to please df and linuxconf.
223 /dev/hdv1 / ext2 defaults 1 1
225 cp $vroot/etc/fstab $vroot/etc/mtab
227 # Prevent all locales from being installed in reference image
228 mkdir -p $vroot/etc/rpm
229 cat >$vroot/etc/rpm/macros <<EOF
230 %_install_langs en_US:en
232 %__file_context_path /dev/null
235 # Necessary for some scripts
236 mkdir -p $vroot/etc/sysconfig
237 echo "NETWORKING=yes" > $vroot/etc/sysconfig/network
239 # Trick rpm and yum, who read the real root /etc/rpm/macros file
240 # rather than the one installed in the reference image, despite what
241 # you might expect the --root and --installroot options to mean. Both
242 # programs always read $HOME/.rpmmacros.
243 export HOME=$vroot/tmp
245 cp $vroot/etc/rpm/macros $vroot/tmp/.rpmmacros
247 # Initialize RPM database in reference image
248 mkdir -p $vroot/var/lib/rpm
249 rpm --root $vroot --initdb
250 rpm --root $vroot --import $baseurl/RPM-GPG-KEY-fedora
252 # Initialize yum in reference image
253 mkdir -p $vroot/var/cache/yum $vroot/var/log
254 cat >$vroot/etc/yum.conf <<EOF
256 cachedir=/var/cache/yum
258 logfile=/var/log/yum.log
260 distroverpkg=redhat-release
266 # Prevent yum-2.4 from loading additional repository definitions
267 # (e.g., from /etc/yum.repos.d/)
271 name=Fedora Core $releasever - $basearch - base
276 for optional in updates extras ; do
278 $mirror/linux/core/$optional/$releasever/$basearch \
279 $mirror/core/$optional/$releasever/$basearch \
280 $mirror/linux/$optional/$releasever/$basearch \
281 $mirror/$optional/$releasever/$basearch ; do
282 if fetch $optionalurl/repodata/repomd.xml ; then
283 cat >>$vroot/etc/yum.conf <<EOF
285 [$(basename $optional)]
286 name=Fedora Core $releasever - $basearch - $(basename $optional)
287 baseurl=$optionalurl/
295 # If we are being built as part of an automated RPM build, solve the
296 # bootstrap problem by including any just built packages in the yum
297 # configuration. This cooperates with the PlanetLab build system.
298 if [ -n "$RPM_BUILD_DIR" ] ; then
299 RPM_RPMS_DIR=$(cd $(dirname $RPM_BUILD_DIR)/RPMS && pwd -P)
301 if [ -x /usr/bin/yum-arch ] ; then
302 yum-arch $RPM_RPMS_DIR | post-filter
305 if [ -x /usr/bin/createrepo ] ; then
306 if [ -f $RPM_RPMS_DIR/yumgroups.xml ] ; then
307 groupfile="-g yumgroups.xml"
309 createrepo --quiet $groupfile $RPM_RPMS_DIR | post-filter
311 # If run under sudo, allow user to delete the headers/ and
312 # repodata/ directories.
313 if [ -n "$SUDO_USER" ] ; then
314 chown -R $SUDO_USER $RPM_RPMS_DIR
316 cat >>$vroot/etc/yum.conf <<EOF
319 name=Bootstrap - $basearch - $RPM_RPMS_DIR/
320 baseurl=file://$RPM_RPMS_DIR/
325 for package in "${exclude[@]}" ; do
326 excludes="$excludes --exclude=$package"
329 # glibc must be specified explicitly for the correct arch to be
331 echo "* Installing glibc" >&3
332 yum -c $vroot/etc/yum.conf --installroot=$vroot -y $excludes install glibc
335 if [ ${#packages[*]} -gt 0 ] ; then
336 echo "* Installing optional packages" "${packages[@]}" >&3
337 yum -c $vroot/etc/yum.conf --installroot=$vroot -y $excludes \
338 install "${packages[@]}"
339 if ! rpm --root $vroot -q "${packages[@]}" >/dev/null ; then
340 echo "* Warning: Missing packages"
341 rpm --root $vroot -q "${packages[@]}" | grep "not installed"
345 if [ ${#groups[*]} -gt 0 ] ; then
346 ## call yum sequentially to get finer-grained info on dependencies
347 for grp in "${groups[@]}" ; do
348 echo "* Installing optional group $grp" >&3
349 yum -c $vroot/etc/yum.conf --installroot=$vroot -y $excludes \
354 # FC2 dev %preinstall checks /proc/mounts to make sure that /dev is
355 # not currently mounted as devfs. If it thinks it is, it will refuse
356 # to install the package. On a modern system running udev that mounts
357 # /dev as tmpfs, this check fails. Since we are installing into a
358 # chroot, whether /dev is mounted on the host system or not doesn't
359 # matter. If dev was explicitly mentioned in the packages list, force
361 if [ "$releasever" = "2" ] ; then
362 for package in "${packages[@]}" ; do
363 if [ "$package" = "dev" ] && ! rpm --root $vroot -q dev >/dev/null 2>&1 ; then
364 rpm --root $vroot -Uvh --noscripts $baseurl/Fedora/RPMS/dev-3.3.13-1.i386.rpm
371 echo "* Cleaning up" >&3
372 yum -c $vroot/etc/yum.conf --installroot=$vroot -y \
376 rm -f $vroot/var/lib/rpm/__db*
378 # Set time zone to UTC
379 if [ -f $vroot/usr/share/zoneinfo/UTC -a -f $vroot/etc/localtime ] ; then
380 rm -f $vroot/etc/localtime
381 ln -s /usr/share/zoneinfo/UTC $vroot/etc/localtime