import sys
import time
sys.path.insert(0, '/usr/lib/xen-3.1-1/lib/python')
-from xen.lowlevel.xs import xs
+from xen.lowlevel import xs
-trans = xs()
+xsc = xs.xs()
def live_vms():
- domids = set(trans.ls('', '/local/domain'))
+ domids = set(xsc.ls('', '/local/domain'))
domids.discard('0')
vms = dict()
for domid in domids:
try:
name, data = get_dom(int(domid))
- except ValueError:
- next # went down since we started
+ except (xs.Error, TypeError):
+ continue # went down since we started
if name.startswith('d_'):
name = name[2:]
vms[name] = data
return vms
def get_dom(domid):
- name = trans.read('', '/local/domain/%d/name' % domid)
+ name = xsc.read('', '/local/domain/%d/name' % domid)
data = dict()
data['domid'] = domid
# presence of a graphical console
- data['console'] = trans.read('', '/local/domain/%d/device/vfb/0/state' % domid)
+ data['console'] = xsc.read('', '/local/domain/%d/device/vfb/0/state' % domid)
# uptime
- data['vm'] = trans.read('', '/local/domain/%d/vm' % domid)
- data['start_time'] = float(trans.read('', '%s/start_time' % data['vm']))
+ data['vm'] = xsc.read('', '/local/domain/%d/vm' % domid)
+ data['start_time'] = float(xsc.read('', '%s/start_time' % data['vm']))
data['uptime'] = time.time()-data['start_time']
return name, data