checkpoint.checkpoint('Got max mem/disk')
defaults = Defaults(max_memory=max_memory,
max_disk=max_disk,
- owner=username,
- cdrom='gutsy-i386')
+ owner=username)
checkpoint.checkpoint('Got defaults')
def sortkey(machine):
return (machine.owner != username, machine.owner, machine.name)
simple = fields.getfirst('simple')
subjects = fields.getlist('subject')
- help_mapping = {'ParaVM Console': """
+ help_mapping = {
+ 'Autoinstalls': """
+The autoinstaller builds a minimal Debian or Ubuntu system to run as a
+ParaVM. You can access the resulting system by logging into the <a
+href="help?simple=true&subject=ParaVM+Console">serial console server</a>
+with your Kerberos tickets; there is no root password so sshd will
+refuse login.</p>
+
+<p>Under the covers, the autoinstaller uses our own patched version of
+xen-create-image, which is a tool based on debootstrap. If you log
+into the serial console while the install is running, you can watch
+it.
+""",
+ 'ParaVM Console': """
ParaVM machines do not support local console access over VNC. To
access the serial console of these machines, you can SSH with Kerberos
to %s, using the name of the machine as your
username.""" % config.console.hostname,
'HVM/ParaVM': """
HVM machines use the virtualization features of the processor, while
-ParaVM machines use Xen's emulation of virtualization features. You
-want an HVM virtualized machine.""",
+ParaVM machines rely on a modified kernel to communicate directly with
+the hypervisor. HVMs support boot CDs of any operating system, and
+the VNC console applet. The three-minute autoinstaller produces
+ParaVMs. ParaVMs typically are more efficient, and always support the
+<a href="help?subject=ParaVM+Console">console server</a>.</p>
+
+<p>More details are <a
+href="https://xvm.scripts.mit.edu/wiki/Paravirtualization">on the
+wiki</a>, including steps to prepare an HVM guest to boot as a ParaVM
+(which you can skip by using the autoinstaller to begin with.)</p>
+
+<p>We recommend using a ParaVM when possible and an HVM when necessary.
+""",
'CPU Weight': """
Don't ask us! We're as mystified as you are.""",
'Owner': """
%s
""" % (to, config.web.hostname, subject, body)
- p = subprocess.Popen(['/usr/sbin/sendmail', to], stdin=subprocess.PIPE)
+ p = subprocess.Popen(['/usr/sbin/sendmail', '-f', to, to],
+ stdin=subprocess.PIPE)
p.stdin.write(mail)
p.stdin.close()
p.wait()
if environ.get('AUTH_TYPE') == 'Negotiate':
# Convert the krb5 principal into a krb4 username
- if not user.endswith('@%s' % config.authn[0].realm):
+ if not user.endswith('@%s' % config.kerberos.realm):
return
else:
return user.split('@')[0].replace('/', '.')