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#!/usr/bin/python
# Copyright (c) 2006 XenSource Inc.
# Author: Ewan Mellor <ewan@xensource.com>
import time
from XmTestLib import *
import xen.util.blkif
__all__ = [ "block_attach", "block_detach" ]
def get_state(domain, devname):
(path, number) = xen.util.blkif.blkdev_name_to_number(devname)
s, o = traceCommand("xm block-list %s | awk '/^%d/ {print $4}'" %
(domain.getName(), number))
if s != 0:
FAIL("block-list failed")
if o == "":
return 0
else:
return int(o)
def block_attach(domain, phy, virt):
status, output = traceCommand("xm block-attach %s %s %s w" %
(domain.getName(), phy, virt))
if status != 0:
FAIL("xm block-attach returned invalid %i != 0" % status)
for i in range(10):
if get_state(domain, virt) == 4:
break
time.sleep(1)
else:
FAIL("block-attach failed: device did not switch to Connected state")
def block_detach(domain, virt):
status, output = traceCommand("xm block-detach %s %s" %
(domain.getName(), virt))
if status != 0:
FAIL("xm block-detach returned invalid %i != 0" % status)
for i in range(10):
if get_state(domain, virt) == 0:
break
time.sleep(1)
else:
FAIL("block-detach failed: device did not disappear")
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