X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/invirt-web.git/blobdiff_plain/6b7e539177038fb72a6df8c93d35854dcc06bd58..2be0969e153ace507ec07b27d156b50e54e00f94:/code/main.py

diff --git a/code/main.py b/code/main.py
index 3be15a6..86da50e 100755
--- a/code/main.py
+++ b/code/main.py
@@ -6,6 +6,7 @@ import cPickle
 import cgi
 import datetime
 import hmac
+import os
 import random
 import sha
 import sys
@@ -37,11 +38,20 @@ from invirt.common import InvalidInput, CodeError
 
 from view import View, revertStandardError
 
+
+static_dir = os.path.join(os.path.dirname(__file__), 'static')
+InvirtStatic = cherrypy.tools.staticdir.handler(
+    root=static_dir,
+    dir=static_dir,
+    section='/static')
+
 class InvirtUnauthWeb(View):
+    static = InvirtStatic
+
     @cherrypy.expose
     @cherrypy.tools.mako(filename="/unauth.mako")
     def index(self):
-        return {'simple': True}
+        return dict(simple=True)
 
 class InvirtWeb(View):
     def __init__(self):
@@ -53,6 +63,8 @@ class InvirtWeb(View):
                                                  'from invirt import database']
         self._cp_config['request.error_response'] = self.handle_error
 
+    static = InvirtStatic
+
     @cherrypy.expose
     @cherrypy.tools.mako(filename="/invalid.mako")
     def invalidInput(self):
@@ -85,6 +97,9 @@ class InvirtWeb(View):
         return d
 
     def __getattr__(self, name):
+        # At the point __getattr__ is called, tools haven't been run. Make sure the user is logged in.
+        cherrypy.tools.remote_user_login.callable()
+
         if name in ("admin", "overlord"):
             if not cherrypy.request.login in getAfsGroupMembers(config.adminacl, config.authz.afs.cells[0].cell):
                 raise InvalidInput('username', cherrypy.request.login,
@@ -112,11 +127,9 @@ class InvirtWeb(View):
     @cherrypy.tools.mako(filename="/list.mako")
     def list(self, result=None):
         """Handler for list requests."""
-        checkpoint.checkpoint('Getting list dict')
         d = getListDict(cherrypy.request.login, cherrypy.request.state)
         if result is not None:
             d['result'] = result
-        checkpoint.checkpoint('Got list dict')
         return d
     index=list
 
@@ -158,8 +171,6 @@ wiki</a>, including steps to prepare an HVM guest to boot as a ParaVM
 
 <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': """
 The owner field is used to determine <a
 href="help?subject=Quotas">quotas</a>.  It must be the name of a
@@ -183,6 +194,7 @@ your machine will run just fine, but the applet's display of the
 console will suffer artifacts.
 """,
             'Windows': """
+<strong>Windows 7:</strong> The Windows 7 image is licensed for all MIT students and will automatically activate off the network; see <a href="/static/msca-7.txt">the licensing agreement</a> for details. The installer requires 512 MiB RAM and at least 15 GiB disk space (20 GiB or more recommended).<br>
 <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 requires 512 MiB RAM and at least 7.5 GiB disk space (15 GiB 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, or visit <a href="http://msca.mit.edu/">http://msca.mit.edu/</a> if you are staff/faculty to request one.
 """
@@ -273,7 +285,6 @@ console will suffer artifacts.
                                           cherrypy.request.state,
                                           machine_id=machine_id).machine
             d = infoDict(cherrypy.request.login, cherrypy.request.state, machine)
-            checkpoint.checkpoint('Got infodict')
             return d
         index = info
 
@@ -381,20 +392,6 @@ console will suffer artifacts.
 
     machine = MachineView()
 
-class Checkpoint:
-    def __init__(self):
-        self.start_time = time.time()
-        self.checkpoints = []
-
-    def checkpoint(self, s):
-        self.checkpoints.append((s, time.time()))
-
-    def __str__(self):
-        return ('Timing info:\n%s\n' %
-                '\n'.join(['%s: %s' % (d, t - self.start_time) for
-                           (d, t) in self.checkpoints]))
-
-checkpoint = Checkpoint()
 
 class Defaults:
     """Class to store default values for fields."""
@@ -428,14 +425,11 @@ def hasVnc(status):
 
 def getListDict(username, state):
     """Gets the list of local variables used by list.tmpl."""
-    checkpoint.checkpoint('Starting')
     machines = state.machines
-    checkpoint.checkpoint('Got my machines')
     on = {}
     has_vnc = {}
     installing = {}
     xmlist = state.xmlist
-    checkpoint.checkpoint('Got uptimes')
     for m in machines:
         if m not in xmlist:
             has_vnc[m] = 'Off'
@@ -451,11 +445,9 @@ def getListDict(username, state):
                 has_vnc[m] = "ParaVM"
     max_memory = validation.maxMemory(username, state)
     max_disk = validation.maxDisk(username)
-    checkpoint.checkpoint('Got max mem/disk')
     defaults = Defaults(max_memory=max_memory,
                         max_disk=max_disk,
                         owner=username)
-    checkpoint.checkpoint('Got defaults')
     def sortkey(machine):
         return (machine.owner != username, machine.owner, machine.name)
     machines = sorted(machines, key=sortkey)
@@ -466,7 +458,8 @@ def getListDict(username, state):
              defaults=defaults,
              machines=machines,
              has_vnc=has_vnc,
-             installing=installing)
+             installing=installing,
+             disable_creation=False)
     return d
 
 def getHostname(nic):
@@ -530,9 +523,9 @@ def modifyDict(username, state, machine_id, fields):
     olddisk = {}
     session.begin()
     try:
-        kws = dict([(kw, fields[kw]) for kw in
+        kws = dict((kw, fields[kw]) for kw in
          'owner admin contact name description memory vmtype disksize'.split()
-                    if fields[kw]])
+                    if fields.get(kw))
         kws['machine_id'] = machine_id
         validate = validation.Validate(username, state, **kws)
         machine = validate.machine
@@ -544,23 +537,10 @@ def modifyDict(username, state, machine_id, fields):
         if hasattr(validate, 'vmtype'):
             machine.type = validate.vmtype
 
-        if hasattr(validate, 'disksize'):
-            disksize = validate.disksize
-            disk = machine.disks[0]
-            if disk.size != disksize:
-                olddisk[disk.guest_device_name] = disksize
-                disk.size = disksize
-                session.save_or_update(disk)
-
         update_acl = False
         if hasattr(validate, 'owner') and validate.owner != machine.owner:
             machine.owner = validate.owner
             update_acl = True
-        if hasattr(validate, 'name'):
-            machine.name = validate.name
-            for n in machine.nics:
-                if n.hostname == oldname:
-                    n.hostname = validate.name
         if hasattr(validate, 'description'):
             machine.description = validate.description
         if hasattr(validate, 'admin') and validate.admin != machine.administrator:
@@ -569,23 +549,56 @@ def modifyDict(username, state, machine_id, fields):
         if hasattr(validate, 'contact'):
             machine.contact = validate.contact
 
-        session.save_or_update(machine)
-        if update_acl:
-            cache_acls.refreshMachine(machine)
+        session.add(machine)
         session.commit()
     except:
         session.rollback()
         raise
-    for diskname in olddisk:
-        controls.resizeDisk(oldname, diskname, str(olddisk[diskname]))
-    if hasattr(validate, 'name'):
-        controls.renameMachine(machine, oldname, validate.name)
+
+    session.begin()
+    try:
+        if hasattr(validate, 'disksize'):
+            disksize = validate.disksize
+            disk = machine.disks[0]
+            if disk.size != disksize:
+                olddisk[disk.guest_device_name] = disksize
+                disk.size = disksize
+                session.add(disk)
+        for diskname in olddisk:
+            controls.resizeDisk(oldname, diskname, str(olddisk[diskname]))
+        session.add(machine)
+        session.commit()
+    except:
+        session.rollback()
+        raise
+
+    session.begin()
+    try:
+        if hasattr(validate, 'name'):
+            machine.name = validate.name
+            for n in machine.nics:
+                if n.hostname == oldname:
+                    n.hostname = validate.name
+        if hasattr(validate, 'name'):
+            controls.renameMachine(machine, oldname, validate.name)
+        session.add(machine)
+        session.commit()
+    except:
+        session.rollback()
+        raise
+
+    if update_acl:
+        cache_acls.refreshMachine(machine)
+
     return dict(machine=machine)
 
 def infoDict(username, state, machine):
     """Get the variables used by info.tmpl."""
-    status = controls.statusInfo(machine)
-    checkpoint.checkpoint('Getting status info')
+    try:
+        status = controls.statusInfo(machine)
+    except CodeError, e:
+        # machine was shut down in between the call to listInfoDict and this
+        status = None
     has_vnc = hasVnc(status)
     if status is None:
         main_status = dict(name=machine.name,
@@ -595,11 +608,14 @@ def infoDict(username, state, machine):
     else:
         main_status = dict(status[1:])
         main_status['host'] = controls.listHost(machine)
-        start_time = float(main_status.get('start_time', 0))
-        uptime = datetime.timedelta(seconds=int(time.time()-start_time))
+        start_time = main_status.get('start_time')
+        if start_time is None:
+            uptime = "Still booting?"
+        else:
+            start_time = float(start_time)
+            uptime = datetime.timedelta(seconds=int(time.time()-start_time))
         cpu_time_float = float(main_status.get('cpu_time', 0))
         cputime = datetime.timedelta(seconds=int(cpu_time_float))
-    checkpoint.checkpoint('Status')
     display_fields = [('name', 'Name'),
                       ('description', 'Description'),
                       ('owner', 'Owner'),
@@ -645,11 +661,7 @@ def infoDict(username, state, machine):
             pass
             #fields.append((disp, None))
 
-    checkpoint.checkpoint('Got fields')
-
-
     max_mem = validation.maxMemory(machine.owner, state, machine, False)
-    checkpoint.checkpoint('Got mem')
     max_disk = validation.maxDisk(machine.owner, machine)
     defaults = Defaults()
     for name in 'machine_id name description administrator owner memory contact'.split():
@@ -657,7 +669,6 @@ def infoDict(username, state, machine):
             setattr(defaults, name, getattr(machine, name))
     defaults.type = machine.type.type_id
     defaults.disk = "%0.2f" % (machine.disks[0].size/1024.)
-    checkpoint.checkpoint('Got defaults')
     d = dict(user=username,
              on=status is not None,
              machine=machine,