Add graphs of network usage by VMs.

[invirt/packages/invirt-web.git] / code / main.py

diff --git a/code/main.py b/code/main.py
index 0b8af46..86da50e 100755 (executable)
--- a/code/main.py
+++ b/code/main.py
@@ -171,8 +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
@@ -196,6 +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.
 """
@@ -459,7 +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):
@@ -537,23 +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:
@@ -562,22 +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
+
+    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
-    for diskname in olddisk:
-        controls.resizeDisk(oldname, diskname, str(olddisk[diskname]))
-    if hasattr(validate, 'name'):
-        controls.renameMachine(machine, oldname, validate.name)
+
+    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)
+    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,
@@ -587,8 +608,12 @@ 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))
     display_fields = [('name', 'Name'),