X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/invirt-web.git/blobdiff_plain/e37dd15bbf8683bab8454ea0eec8e9968ce982b2..7ab93691b4b6a45e99f78b37796413c5f24629a4:/code/webcommon.py diff --git a/code/webcommon.py b/code/webcommon.py index 4b58e6b..0449046 100644 --- a/code/webcommon.py +++ b/code/webcommon.py @@ -1,6 +1,7 @@ """Exceptions for the web interface.""" -from sipb_xen_database import Machine, MachineAccess +import time +from invirt.database import Machine, MachineAccess class MyException(Exception): """Base class for my exceptions""" @@ -35,21 +36,27 @@ def cachedproperty(func): return value return property(getter) -class Global(object): - """Global state of the system, to avoid duplicate remctls to get state""" - def __init__(self, user): - self.user = user - - machines = cachedproperty(lambda self: - [ma.machine for ma in - MachineAccess.select_by(user=self.user)]) - uptimes = cachedproperty(lambda self: - controls.getUptimes(self.machines)) +class State(object): + """State for a request""" + def __init__(self, user, overlord=False): + self.username = user + self.overlord = overlord + + def getMachines(self): + if self.overlord: + return Machine.select() + else: + return Machine.query().join('acl').select_by(user=self.username) + + machines = cachedproperty(getMachines) + xmlist_raw = cachedproperty(lambda self: controls.getList()) + xmlist = cachedproperty(lambda self: + dict((m, self.xmlist_raw[m.name]) + for m in self.machines + if m.name in self.xmlist_raw)) def clear(self): """Clear the state so future accesses reload it.""" for attr in list(self.__dict__): if attr.startswith('__cache_'): delattr(self, attr) - -g = Global(None)