from Cheetah.Template import Template
import validation
import cache_acls
-from webcommon import InvalidInput, CodeError, State
+from webcommon import State
import controls
from getafsgroups import getAfsGroupMembers
from invirt import database
-from invirt.database import Machine, CDROM, ctx, connect, MachineAccess, Type, Autoinstall
+from invirt.database import Machine, CDROM, session, connect, MachineAccess, Type, Autoinstall
from invirt.config import structs as config
+from invirt.common import InvalidInput, CodeError
def pathSplit(path):
if path.startswith('/'):
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)
"""
machine = validation.Validate(username, state, machine_id=fields.getfirst('machine_id')).machine
- TOKEN_KEY = "0M6W0U1IXexThi5idy8mnkqPKEq1LtEnlK/pZSn0cDrN"
-
- data = {}
- data["user"] = username
- data["machine"] = machine.name
- data["expires"] = time.time()+(5*60)
- pickled_data = cPickle.dumps(data)
- m = hmac.new(TOKEN_KEY, digestmod=sha)
- m.update(pickled_data)
- token = {'data': pickled_data, 'digest': m.digest()}
- token = cPickle.dumps(token)
- token = base64.urlsafe_b64encode(token)
+ token = controls.vnctoken(machine)
host = controls.listHost(machine)
if host:
port = 10003 + [h.hostname for h in config.hosts].index(host)
Return a list of local variables for modify.tmpl.
"""
olddisk = {}
- transaction = ctx.current.create_transaction()
+ session.begin()
try:
kws = dict([(kw, fields.getfirst(kw)) for kw in 'machine_id owner admin contact name description memory vmtype disksize'.split()])
validate = validation.Validate(username, state, **kws)
if disk.size != disksize:
olddisk[disk.guest_device_name] = disksize
disk.size = disksize
- ctx.current.save(disk)
+ session.save_or_update(disk)
update_acl = False
if hasattr(validate, 'owner') and validate.owner != machine.owner:
if hasattr(validate, 'contact'):
machine.contact = validate.contact
- ctx.current.save(machine)
+ session.save_or_update(machine)
if update_acl:
- print >> sys.stderr, machine, machine.administrator
cache_acls.refreshMachine(machine)
- transaction.commit()
+ session.commit()
except:
- transaction.rollback()
+ session.rollback()
raise
for diskname in olddisk:
controls.resizeDisk(oldname, diskname, str(olddisk[diskname]))
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 console.%s, using the name of the machine as your
-username.""" % config.dns.domains[0],
+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': """
setting <tt>fb=false</tt> to disable the framebuffer. If you don't,
your machine will run just fine, but the applet's display of the
console will suffer artifacts.
+""",
+ 'Windows': """
+<strong>Windows Vista:</strong> The Vista image is licensed for all MIT students and will automatically activate off the network; see <a href="/static/msca-email.txt">the licensing confirmation e-mail</a> for details. The installer req uires 512 MB RAM and at least 7.5 GB disk space (15 GB or more recommended).<br>
+<strong>Windows XP:</strong> This is the volume license CD image. You will need your own volume license key to complete the install. We do not have these available for the general MIT community; ask your department if they have one.
"""
}
"""Information for unauth'd users."""
return templates.unauth(searchList=[{'simple' : True}])
-def overlord(username, state, path, fields):
+def admin(username, state, path, fields):
if path == '':
return ({'Status': '303 See Other',
- 'Location': 'overlord/'},
+ 'Location': 'admin/'},
"You shouldn't see this message.")
- if not username in getAfsGroupMembers('system:xvm', 'athena.mit.edu'):
- raise InvalidInput('username', username, 'Not an overlord.')
- newstate = State(username, overlord=True)
+ if not username in getAfsGroupMembers(config.web.adminacl, 'athena.mit.edu'):
+ raise InvalidInput('username', username,
+ 'Not in admin group %s.' % config.web.adminacl)
+ newstate = State(username, isadmin=True)
newstate.environ = state.environ
return handler(username, newstate, path, fields)
create=create,
help=helpHandler,
unauth=unauthFront,
- overlord=overlord,
+ admin=admin,
+ overlord=admin,
errortest=throwError)
def printHeaders(headers):
%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()
d = dict(op=op, user=username, fields=fields,
errorMessage=str(err), stderr=emsg, traceback=traceback)
details = templates.error_raw(searchList=[d])
- if username not in ('price', 'ecprice', 'andersk'): #add yourself at will
+ exclude = config.web.errormail_exclude
+ if username not in exclude and '*' not in exclude:
send_error_mail('xvm error on %s for %s: %s' % (op, username, err),
details)
d['details'] = details
def getUser(environ):
"""Return the current user based on the SSL environment variables"""
- return environ.get('REMOTE_USER', None)
+ user = environ.get('REMOTE_USER')
+ if user is None:
+ return
+
+ if environ.get('AUTH_TYPE') == 'Negotiate':
+ # Convert the krb5 principal into a krb4 username
+ if not user.endswith('@%s' % config.kerberos.realm):
+ return
+ else:
+ return user.split('@')[0].replace('/', '.')
+ else:
+ return user
def handler(username, state, path, fields):
operation, path = pathSplit(path)