def lookup(self, bus_id):
dasd_utils.validate_bus_id(bus_id)
try:
dasddevices = dasd_utils._get_dasd_dev_details(bus_id)
self.dev_details = dasddevices[0]
except IndexError as e:
wok_log.error("DASD device %s not found." % bus_id)
raise NotFoundError("GINDASD0006E", {'err': e})
return self.dev_details
def lookup(self, bus_id):
dasd_utils.validate_bus_id(bus_id)
try:
dasddevices = dasd_utils._get_dasd_dev_details(bus_id)
self.dev_details = dasddevices[0]
except IndexError as e:
raise NotFoundError("GINDASD0006E",
{'name': bus_id, 'err': e.message})
return self.dev_details
def lookup(self, bus_id):
dasd_utils.validate_bus_id(bus_id)
try:
dasddevices = dasd_utils._get_dasd_dev_details(bus_id)
self.dev_details = dasddevices[0]
except IndexError as e:
raise NotFoundError("GINDASD0006E", {
'name': bus_id,
'err': e.message
})
return self.dev_details
def format(self, bus_id, blk_size):
dasd_utils.validate_bus_id(bus_id)
woklock = threading.Lock()
name = self.dev_details['name']
dasd_name_list = dasd_utils._get_dasd_names()
if name not in dasd_name_list:
raise NotFoundError('GINDASD0007E')
task_params = {'blk_size': blk_size, 'name': name}
try:
woklock.acquire()
taskid = add_task(u'/dasddevs/%s/blksize/%s' % (name, blk_size),
self._format_task, self.objstore, task_params)
except OperationFailed:
woklock.release()
wok_log.error("Formatting of DASD device %s failed" % bus_id)
raise OperationFailed("GINDASD0008E", {'name': name})
finally:
woklock.release()
return self.task.lookup(taskid)
def format(self, bus_id, blk_size):
tasks = []
dasd_utils.validate_bus_id(bus_id)
woklock = threading.Lock()
name = self.dev_details['name']
dasd_name_list = dasd_utils._get_dasd_names()
if name not in dasd_name_list:
raise NotFoundError('GINDASD0007E')
task_params = {'blk_size': blk_size, 'name': name}
try:
woklock.acquire()
with self.objstore as session:
tasks = session.get_list('task')
running_tasks = []
for task in tasks:
with self.objstore as session:
current_task = session.get('task', str(task))
if (current_task['target_uri'].startswith('/dasddevs') and
current_task['status']) == 'running':
running_tasks.append(current_task)
# Limit the number of concurrent DASD format operations to
# MAX_DASD_FMT.
if len(running_tasks) > MAX_DASD_FMT:
raise InvalidOperation(
"GINDASD0014E", {
'max_dasd_fmt': str(MAX_DASD_FMT)})
taskid = add_task(u'/dasddevs/%s/blksize/%s' % (name, blk_size),
self._format_task, self.objstore, task_params)
except OperationFailed:
woklock.release()
wok_log.error("Formatting of DASD device %s failed" % bus_id)
raise OperationFailed("GINDASD0008E", {'name': name})
finally:
woklock.release()
return self.task.lookup(taskid)
def format(self, bus_id, blk_size):
tasks = []
dasd_utils.validate_bus_id(bus_id)
woklock = threading.Lock()
name = self.dev_details['name']
dasd_name_list = dasd_utils._get_dasd_names()
if name not in dasd_name_list:
raise NotFoundError('GINDASD0007E')
task_params = {'blk_size': blk_size, 'name': name}
try:
woklock.acquire()
with self.objstore as session:
tasks = session.get_list('task')
running_tasks = []
for task in tasks:
with self.objstore as session:
current_task = session.get('task', str(task))
if (current_task['target_uri'].startswith('/dasddevs')
and current_task['status']) == 'running':
running_tasks.append(current_task)
# Limit the number of concurrent DASD format operations to
# MAX_DASD_FMT.
if len(running_tasks) > MAX_DASD_FMT:
raise InvalidOperation("GINDASD0014E",
{'max_dasd_fmt': str(MAX_DASD_FMT)})
taskid = AsyncTask(u'/dasddevs/%s/blksize/%s' % (name, blk_size),
self._format_task, task_params).id
except OperationFailed:
woklock.release()
raise OperationFailed("GINDASD0008E", {'name': name})
finally:
woklock.release()
return self.task.lookup(taskid)
