Description of problem:

pre-upgrade from f16-f17 fails for fakeraid device
in addition no warning is presented to the user that the process fails. Dialog advices users to upgrade as if the process completed without errors.

Version-Release number of selected component (if applicable):


How reproducible:

Everytime


Steps to Reproduce:
1. run pre-upgrade on setup installed with   

Actual results:

Dialog says ready to upgrade along with reboot button.
However the final step of installing/updating grup did not compete. User reboots with no options to upgrade.

Expected results:

F17 kernel installed along with Upgrade go F17 upgrade option on reboot.

Additional info:


[kaeru@spidey ~]$ sudo preupgrade
[sudo] password for kaeru: 
Loaded plugins: blacklist, langpacks, whiteout
No plugin match for: rpm-warm-cache
No plugin match for: remove-with-leaves
No plugin match for: auto-update-debuginfo
preupgrade-main (mirrorlist) 
  url: http://mirrors.fedoraproject.org/mirrorlist?repo=fedora-17&arch=$basearch
  now: http://mirrors.fedoraproject.org/mirrorlist?repo=fedora-17&arch=x86_64
preupgrade (mirrorlist) 
  url: http://mirrors.fedoraproject.org/mirrorlist?path=pub/fedora/linux/releases/17/Fedora/$basearch/os/
  now: http://mirrors.fedoraproject.org/mirrorlist?path=pub/fedora/linux/releases/17/Fedora/x86_64/os/
preupgrade-adobe-linux-x86_64 (baseurl) 
  url: http://linuxdownload.adobe.com/linux/x86_64/
  now: http://linuxdownload.adobe.com/linux/x86_64/
unknown metadata being downloaded: repomdaWYVEqtmp.xml
preupgrade-fedora (mirrorlist) 
  url: https://mirrors.fedoraproject.org/metalink?repo=fedora-17&arch=x86_64
  now: https://mirrors.fedoraproject.org/metalink?repo=fedora-17&arch=x86_64
unknown metadata being downloaded: metalink.xml.tmp
preupgrade-google-chrome (baseurl) 
  url: http://dl.google.com/linux/chrome/rpm/stable/x86_64
  now: http://dl.google.com/linux/chrome/rpm/stable/x86_64
unknown metadata being downloaded: repomdIzNfBatmp.xml
preupgrade-rpmfusion-free (mirrorlist) 
  url: http://mirrors.rpmfusion.org/mirrorlist?repo=free-fedora-17&arch=x86_64
  now: http://mirrors.rpmfusion.org/mirrorlist?repo=free-fedora-17&arch=x86_64
unknown metadata being downloaded: repomdS7H7dKtmp.xml
preupgrade-rpmfusion-free-updates (mirrorlist) 
  url: http://mirrors.rpmfusion.org/mirrorlist?repo=free-fedora-updates-released-17&arch=x86_64
  now: http://mirrors.rpmfusion.org/mirrorlist?repo=free-fedora-updates-released-17&arch=x86_64
unknown metadata being downloaded: repomdqhT5Aetmp.xml
preupgrade-rpmfusion-nonfree (mirrorlist) 
  url: http://mirrors.rpmfusion.org/mirrorlist?repo=nonfree-fedora-17&arch=x86_64
  now: http://mirrors.rpmfusion.org/mirrorlist?repo=nonfree-fedora-17&arch=x86_64
unknown metadata being downloaded: repomdGuadjGtmp.xml
preupgrade-rpmfusion-nonfree-updates (mirrorlist) 
  url: http://mirrors.rpmfusion.org/mirrorlist?repo=nonfree-fedora-updates-released-17&arch=x86_64
  now: http://mirrors.rpmfusion.org/mirrorlist?repo=nonfree-fedora-updates-released-17&arch=x86_64
unknown metadata being downloaded: repomdUwJsuEtmp.xml
preupgrade-updates (mirrorlist) 
  url: https://mirrors.fedoraproject.org/metalink?repo=updates-released-f17&arch=x86_64
  now: https://mirrors.fedoraproject.org/metalink?repo=updates-released-f17&arch=x86_64
unknown metadata being downloaded: metalink.xml.tmp
unknown metadata being downloaded: repomd5oQzODtmp.xml
unknown metadata being downloaded: MEMORY
Fetched treeinfo from http://ftp.sjtu.edu.cn/fedora/linux/releases/17/Fedora/x86_64/os//.treeinfo
treeinfo timestamp: Wed May 23 04:55:30 2012
/boot/upgrade/vmlinuz checksum OK
/boot/upgrade/initrd.img checksum OK
Traceback (most recent call last):
  File "/usr/share/preupgrade/preupgrade-gtk.py", line 259, in on_assistant_apply
    self._do_main()
  File "/usr/share/preupgrade/preupgrade-gtk.py", line 278, in _do_main
    self.main_preupgrade()
  File "/usr/share/preupgrade/preupgrade-gtk.py", line 497, in main_preupgrade
    extra_args += " ks=%s" % self.pu.generate_kickstart()
  File "/usr/lib/python2.7/site-packages/preupgrade/__init__.py", line 607, in generate_kickstart
    return dev.bootpath_to_anacondapath(targetfile, UUID=True)
  File "/usr/lib/python2.7/site-packages/preupgrade/dev.py", line 91, in bootpath_to_anacondapath
    raise PUError, "/boot is on RAID device %s" % bootdev
preupgrade.error.PUError: /boot is on RAID device dm-2