import hmac
import datetime
import StringIO
+import getafsgroups
sys.stderr = StringIO.StringIO()
sys.path.append('/home/ecprice/.local/lib/python2.5/site-packages')
the select box).
"""
def __init__(self, err_field, err_value, expl=None):
- super(InvalidInput, self).__init__(expl)
+ MyException.__init__(self, expl)
self.err_field = err_field
self.err_value = err_value
"""Return the machines owned by a given owner."""
return Machine.select_by(owner=owner)
-def maxMemory(user, machine=None):
+def maxMemory(user, machine=None, on=True):
"""Return the maximum memory for a machine or a user.
If machine is None, return the memory available for a new
machine. Else, return the maximum that machine can have.
- on is a dictionary from machines to booleans, whether a machine is
- on. If None, it is recomputed. XXX make this global?
+ on is whether the machine should be turned on. If false, the max
+ memory for the machine to change to, if it is left off, is
+ returned.
"""
-
+ if not on:
+ return MAX_MEMORY_SINGLE
machines = getMachinesByOwner(user.username)
active_machines = [x for x in machines if g.uptimes[x]]
mem_usage = sum([x.memory for x in active_machines if x != machine])
"""Return whether a user has access to a machine"""
if user.username == 'moo':
return True
- return machine.owner == user.username
+ return getafsgroups.checkLockerOwner(user.username, machine.owner)
def error(op, user, fields, err, emsg):
"""Print an error page when a CodeError occurs"""
p.wait()
return p.stdout.read(), p.stderr.read()
if p.wait():
- raise CodeError('ERROR on remctl %s: %s' %
- (args, p.stderr.read()))
+ print >> sys.stderr, 'Error on remctl %s:' % args
+ print >> sys.stderr, p.stderr.read()
+ raise CodeError('ERROR on remctl')
return p.stdout.read()
def lvcreate(machine, disk):
machine.name = name
machine.memory = memory
machine.owner = user.username
+ machine.administrator = user.username
machine.contact = user.email
machine.uuid = uuidToString(randomUUID())
machine.boot_off_cd = True
return machine
-def validMemory(user, memory, machine=None):
- """Parse and validate limits for memory for a given user and machine."""
+def validMemory(user, memory, machine=None, on=True):
+ """Parse and validate limits for memory for a given user and machine.
+
+ on is whether the memory must be valid after the machine is
+ switched on.
+ """
try:
memory = int(memory)
if memory < MIN_MEMORY_SINGLE:
except ValueError:
raise InvalidInput('memory', memory,
"Minimum %s MB" % MIN_MEMORY_SINGLE)
- if memory > maxMemory(user, machine):
+ if memory > maxMemory(user, machine, on):
raise InvalidInput('memory', memory,
'Maximum %s MB' % maxMemory(user, machine))
return memory
name = fields.getfirst('name')
if not validMachineName(name):
raise InvalidInput('name', name)
- name = user.username + '_' + name.lower()
+ name = name.lower()
if Machine.get_by(name=name):
raise InvalidInput('name', name,
"Already exists")
memory = fields.getfirst('memory')
- memory = validMemory(user, memory)
+ memory = validMemory(user, memory, on=True)
disk = fields.getfirst('disk')
disk = validDisk(user, disk)
def deleteVM(machine):
"""Delete a VM."""
- remctl('destroy', machine.name)
+ remctl('destroy', machine.name, err=True)
transaction = ctx.current.create_transaction()
delete_disk_pairs = [(machine.name, d.guest_device_name) for d in machine.disks]
try:
return Template(file="command.tmpl", searchList=[d, global_dict])
def testOwner(user, owner, machine=None):
- if owner != user.username:
- raise InvalidInput('owner', owner,
- "Invalid")
- return owner
+ if owner == machine.owner: #XXX What do we do when you lose access to the locker?
+ return owner
+ value = getafsgroups.checkLockerOwner(user.username, owner, verbose=True)
+ if value == True:
+ return owner
+ raise InvalidInput('owner', owner, value)
def testContact(user, contact, machine=None):
- if contact != user.email:
- raise InvalidInput('contact', contact,
- "Invalid")
+ if not re.match("^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$", contact, re.I):
+ raise InvalidInput('contact', contact, "Not a valid email")
return contact
+def testDisk(user, disksize, machine=None):
+ return disksize
+
+def testName(user, name, machine=None):
+ if name is None:
+ return None
+ if not Machine.select_by(name=name):
+ return name
+ if name == machine.name:
+ return name
+ raise InvalidInput('name', name, "Already taken")
+
def testHostname(user, hostname, machine):
for nic in machine.nics:
if hostname == nic.hostname:
return hostname
- raise InvalidInput('hostname', hostname,
- "Different from before")
-
+ # check if doesn't already exist
+ if NIC.select_by(hostname=hostname):
+ raise InvalidInput('hostname', hostname,
+ "Already exists")
+ if not re.match("^[A-Z0-9-]{1,22}$", hostname, re.I):
+ raise InvalidInput('hostname', hostname, "Not a valid hostname; must only use number, letters, and dashes.")
+ return hostname
def modify(user, fields):
"""Handler for modifying attributes of a machine."""
- #XXX not written yet
- machine = testMachineId(user, fields.getfirst('machine_id'))
- owner = testOwner(user, fields.getfirst('owner'), machine)
- contact = testContact(user, fields.getfirst('contact'))
- hostname = testHostname(user, fields.getfirst('hostname'),
- machine)
- ram = fields.getfirst('memory')
- if ram is not None:
- ram = validMemory(user, ram, machine)
- disk = testDisk(user, fields.getfirst('disk'))
- if disk is not None:
- disk = validDisk(user, disk, machine)
-
+ olddisk = {}
+ transaction = ctx.current.create_transaction()
+ try:
+ machine = testMachineId(user, fields.getfirst('machine_id'))
+ owner = testOwner(user, fields.getfirst('owner'), machine)
+ contact = testContact(user, fields.getfirst('contact'))
+ hostname = testHostname(owner, fields.getfirst('hostname'),
+ machine)
+ name = testName(user, fields.getfirst('name'), machine)
+ oldname = machine.name
+ command="modify"
+
+ memory = fields.getfirst('memory')
+ if memory is not None:
+ memory = validMemory(user, memory, machine, on=False)
+ machine.memory = memory
+
+ disksize = testDisk(user, fields.getfirst('disk'))
+ if disksize is not None:
+ disksize = validDisk(user, disksize, machine)
+ disk = machine.disks[0]
+ if disk.size != disksize:
+ olddisk[disk.guest_device_name] = disksize
+ disk.size = disksize
+ ctx.current.save(disk)
+
+ # XXX first NIC gets hostname on change? Interface doesn't support more.
+ for nic in machine.nics[:1]:
+ nic.hostname = hostname
+ ctx.current.save(nic)
+
+ if owner is not None and owner != machine.owner:
+ machine.owner = owner
+ if name is not None and name != machine.name:
+ machine.name = name
+
+ ctx.current.save(machine)
+ transaction.commit()
+ except:
+ transaction.rollback()
+ raise
+ for diskname in olddisk:
+ remctl("web", "lvresize", oldname, diskname, str(olddisk[diskname]))
+ if name is not None and name != oldname:
+ for disk in machine.disks:
+ if oldname != name:
+ remctl("web", "lvrename", oldname, disk.guest_device_name, name)
+ remctl("web", "moveregister", oldname, name)
+ d = dict(user=user,
+ command=command,
+ machine=machine)
+ return Template(file="command.tmpl", searchList=[d, global_dict])
+
def help(user, fields):
"""Handler for help messages."""
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.""",
- cpu_weight="""Don't ask us! We're as mystified as you are.""")
+ cpu_weight="""Don't ask us! We're as mystified as you are.""",
+ owner="""The Owner must be the name of a locker that you are an AFS
+administrator of. In particular, you or an AFS group you are a member
+of must have AFS rlidwka bits on the locker. You can check see who
+administers the LOCKER locker using the command 'fs la /mit/LOCKER' on
+Athena.)""")
d = dict(user=user,
simple=simple,
if status is None:
main_status = dict(name=machine.name,
memory=str(machine.memory))
+ uptime=None
+ cputime=None
else:
main_status = dict(status[1:])
- start_time = float(main_status.get('start_time', 0))
- 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))
+ start_time = float(main_status.get('start_time', 0))
+ 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 uptime memory state cpu_weight on_reboot
on_poweroff on_crash on_xend_start on_xend_stop bootloader""".split()
display_fields = [('name', 'Name'),
main_status['memory'] += ' MB'
for field, disp in display_fields:
- if field in ('uptime', 'cputime'):
+ if field in ('uptime', 'cputime') and locals()[field] is not None:
fields.append((disp, locals()[field]))
elif field in machine_info:
fields.append((disp, machine_info[field]))
ram=machine.memory,
max_mem=max_mem,
max_disk=max_disk,
+ owner_help=helppopup("owner"),
fields = fields)
return Template(file='info.tmpl',
searchList=[d, global_dict])
print 'Content-Type: text/html\n'
sys.stderr.seek(0)
e = sys.stderr.read()
+ sys.stderr=sys.stdout
if e:
output = str(output)
output = output.replace('<body>', '<body><p>STDERR:</p><pre>'+e+'</pre>')
projects / invirt/packages/invirt-web.git / blobdiff