def umount(self, directory_set = None):
"""Unmounts the mount points in our target. On error returns a set
containing the directories that could not be unmounted"""
# Go through all the mount points that we recorded during the mount
# function
if directory_set == None:
directory_set = set()
loop_tries = 8
for x in range(0, loop_tries):
local_set = set()
for mount_point in self.mounted:
if os.path.exists(mount_point):
result = pdk_utils.umount(mount_point)
if not result:
local_set.add(mount_point)
pdk_utils.umountAllInPath(self.path, local_set)
if not local_set:
# Success. All directories could be un-mounted
break
else:
for directory in local_set:
print _("Failed to umount FileSystem directory: %s") % directory
cmd_line = "lsof | grep %s" % directory
print _("Execing: %s") % cmd_line
os.system(cmd_line)
print _("Sleeping for 5 seconds, try %s of %s") % (x+1, loop_tries)
time.sleep(5)
directory_set.update(local_set)
return directory_set
def umount_container(self):
if self.tmp_path:
result = pdk_utils.umount(self.tmp_path)
if not result:
print >> sys.stderr, _("Error unmounting: %s") % self.tmp_path
raise EnvironmentError, _("Error unmounting: %s") % self.tmp_path
os.rmdir(self.tmp_path)
self.tmp_path = ''
def delete_target(self, name, do_pop=True, callback = None):
target = self.targets[name]
self.umountTarget(target)
seen_paths = []
while True:
try:
pdk_utils.rmtree(os.path.join(self.path, 'targets', name), callback = callback)
break
except OSError, e:
# See if we get a resource busy error, if so we think it is a
# mounted filesystem issue
if e.errno == errno.EBUSY:
if e.filename in seen_paths:
raise OSError, e
else:
seen_paths.append(e.filename)
pdk_utils.umount(e.filename)
else:
raise OSError, e
