-#!/bin/sh -
+#!/bin/bash -
# febootstrap
# (C) Copyright 2009 Red Hat Inc.
#
#
# Written by Richard W.M. Jones <rjones@redhat.com>
+TEMP=`getopt \
+ -o g:i: \
+ --long groupinstall:,group-install:,help,install:,noclean,no-clean \
+ -n febootstrap -- "$@"`
+if [ $? != 0 ]; then
+ echo "febootstrap: problem parsing the command line arguments"
+ exit 1
+fi
+eval set -- "$TEMP"
+
+declare -a packages
+packages[0]="@Core"
+i=0
+
+clean=yes
+
+usage ()
+{
+ echo "Usage: febootstrap [--options] REPO TARGET [MIRROR]"
+ echo "Please read febootstrap(8) man page for more information."
+}
+
+while true; do
+ case "$1" in
+ -i|--install)
+ packages[i++]="$2"
+ shift 2;;
+ --groupinstall|--group-install)
+ packages[i++]="@$2"
+ shift 2;;
+ --noclean|--no-clean)
+ clean=no
+ shift;;
+ --help)
+ usage
+ exit 0;;
+ --)
+ shift
+ break;;
+ *)
+ echo "Internal error!"
+ exit 1;;
+ esac
+done
+
+if [ $# -lt 2 -o $# -gt 3 ]; then
+ usage
+ exit 1
+fi
+
+repo="$1"
+target="$2"
+mirror="$3"
+
+# Architecture is currently always the same as the current arch. We
+# cannot do --foreign builds. See discussion in the manpage.
+arch=$(arch)
+case $arch in
+ i?86) arch=i386 ;;
+esac
+
+# Create a temporary directory, make sure it gets cleaned up at the end.
+tmpdir=$(mktemp -d)
+remove_tmpdir ()
+{
+ status=$?
+ rm -rf "$tmpdir" && exit $status
+}
+trap remove_tmpdir EXIT
+
+# Create the temporary repository configuration. The name of the
+# repository is always 'febootstrap'.
+cat > $tmpdir/febootstrap.repo <<__EOF__
+[febootstrap]
+name=febootstrap $repo $arch
+failovermethod=priority
+enabled=1
+gpgcheck=0
+__EOF__
+
+# "Mirror" parameter is a bit misnamed, but it means a local mirror,
+# instead of the public Fedora mirrors.
+if [ -n "$mirror" ]; then
+ echo "baseurl=$mirror" >> "$tmpdir"/febootstrap.repo
+else
+ echo "mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=$repo&arch=$arch" >> "$tmpdir"/febootstrap.repo
+fi
+
+# Create the target filesystem.
+rm -rf "$target"
+mkdir "$target"
+
+# Target must be an absolute path.
+target=$(cd "$target"; pwd)
+
+# This is necessary to keep yum happy. It's not clear why yum can't
+# just create this file itself.
+mkdir -p "$target"/var/cache/yum/febootstrap/packages
+
+# NB: REQUIRED for useradd/groupadd to run properly.
+#
+# However this causes 'filesystem' RPM install to give the
+# following error. Not sure how serious the error is:
+# error: unpacking of archive failed on file /proc: cpio: utime
+export FAKECHROOT_EXCLUDE_PATH=/proc
+
+# Substitute some statically-linked commands. This is only supported
+# in fakechroot > 2.9. For previous versions of fakechroot it is
+# ignored.
+export FAKECHROOT_CMD_SUBST=/sbin/ldconfig=/bin/true:/usr/sbin/glibc_post_upgrade.i686=/bin/true:/usr/sbin/glibc_post_upgrade.x86_64=/bin/true
+
+# Make the device nodes inside the fake chroot.
+# (Copied from mock/backend.py) Why isn't there a base package which
+# creates these?
+make_device_nodes ()
+{
+ mkdir "$target"/proc
+ mkdir "$target"/sys
+ mkdir "$target"/dev
+ (
+ cd "$target"/dev
+ mkdir pts
+ mkdir shm
+ mkdir mapper
+ mknod null c 1 3; chmod 0666 null
+ mknod full c 1 7; chmod 0666 full
+ mknod zero c 1 5; chmod 0666 zero
+ mknod random c 1 8; chmod 0666 random
+ mknod urandom c 1 9; chmod 0444 urandom
+ mknod tty c 5 0; chmod 0666 tty
+ mknod console c 5 1; chmod 0600 console
+ mknod ptmx c 5 2; chmod 0666 ptmx
+ ln -sf /proc/self/fd/0 stdin
+ ln -sf /proc/self/fd/1 stdout
+ ln -sf /proc/self/fd/2 stderr
+ )
+}
+export -f make_device_nodes
+export target
+
+if [ $(id -u) -ne 0 ]; then
+ fakeroot -s "$target"/fakeroot.log \
+ make_device_nodes
+else
+ make_device_nodes
+fi
+
+# Run yum.
+run_yum ()
+{
+ yum \
+ -y -c "$tmpdir"/febootstrap.repo \
+ --disablerepo=* --enablerepo=febootstrap \
+ --noplugins --nogpgcheck \
+ --installroot="$target" \
+ install "$@"
+}
+export -f run_yum
+export tmpdir
+
+if [ $(id -u) -ne 0 ]; then
+ # Bash doesn't support exporting array variables, hence this
+ # tortuous workaround.
+ fakeroot -i "$target"/fakeroot.log -s "$target"/fakeroot.log \
+ fakechroot -s \
+ bash -c 'run_yum "$@"' run_yum "${packages[@]}"
+else
+ run_yum "${packages[@]}"
+fi
+
+# Clean up the yum repository.
+if [ "$clean" = "yes" ]; then
+ rm -rf "$target"/var/cache/yum/febootstrap
+fi