def do_unlock(self):
self.log.debug("unlocking %s" % self.args.container)
cli, meta = self._setup_client()
if cli is None:
return 1
elif 'client' not in meta:
self.log.warning("%s is not locked, nothing to do" % self.args.container)
return 1
self.log.info("%s lock is: %s" % (self.args.container, meta['client']))
meta.update(client='', last=meta['client'])
hdrs = setMeta(meta)
self.log.debug("Meta headers: %s" % hdrs)
try:
cli.put_container(self.args.container, headers=hdrs)
except client.ClientException as ex:
self.log.error(ex)
return 1
self.log.info("Done, %s is unlocked" % self.args.container)
return 0
def do_setup(self):
self.log.debug("setting up %s" % self.args.container)
cli, meta = self._setup_client(create=True)
if cli is None:
return 1
elif meta and not self.args.force:
self.log.error("%s has already been setup" % self.args.container)
return 1
hdrs = setMeta(
dict(version=disk_version,
objects=self.args.objects,
object_size=self.args.object_size,
client='',
last=''))
self.log.debug("Meta headers: %s" % hdrs)
try:
cli.put_container(self.args.container, headers=hdrs)
except client.ClientException as ex:
self.log.error(ex)
return 1
self.log.info("Done, %s" % self.args.container)
return 0
def do_lock(self):
self.log.debug("locking %s" % self.args.container)
cli, meta = self._setup_client()
if cli is None:
return 1
elif 'client' in meta:
self.log.warning("%s is already locked: %s" %
(self.args.container, meta['client']))
return 1
meta.update(client='ctl@%i' % time())
hdrs = setMeta(meta)
self.log.debug("Meta headers: %s" % hdrs)
try:
cli.put_container(self.args.container, headers=hdrs)
except client.ClientException as ex:
self.log.error(ex)
return 1
self.log.info("Done, %s is locked" % self.args.container)
return 0
def do_unlock(self):
self.log.debug("unlocking %s" % self.args.container)
cli, meta = self._setup_client()
if cli is None:
return 1
elif 'client' not in meta:
self.log.warning("%s is not locked, nothing to do" %
self.args.container)
return 1
self.log.info("%s lock is: %s" % (self.args.container, meta['client']))
meta.update(client='', last=meta['client'])
hdrs = setMeta(meta)
self.log.debug("Meta headers: %s" % hdrs)
try:
cli.put_container(self.args.container, headers=hdrs)
except client.ClientException as ex:
self.log.error(ex)
return 1
self.log.info("Done, %s is unlocked" % self.args.container)
return 0
def unlock(self):
"""Set the storage as free"""
if not self.locked:
return
self.meta['last'] = self.meta.get('client')
self.meta['client'] = ''
hdrs = setMeta(self.meta)
try:
self.cli.put_container(self.container, headers=hdrs)
except (socket.error, client.ClientException) as ex:
raise StorageError(errno.EIO, "Failed to unlock: %s" % ex)
self.locked = False
def unlock(self):
"""Set the storage as free"""
if not self.locked:
return
self.meta['last'] = self.meta.get('client')
self.meta['client'] = ''
hdrs = setMeta(self.meta)
try:
self.cli.put_container(self.container, headers=hdrs)
except (socket.error, client.ClientException) as ex:
raise StorageError(errno.EIO, "Failed to unlock: %s" % ex)
self.locked = False
def do_setup(self):
self.log.debug("setting up %s" % self.args.container)
cli, meta = self._setup_client(create=True)
if cli is None:
return 1
elif meta and not self.args.force:
self.log.error("%s has already been setup" % self.args.container)
return 1
hdrs = setMeta(dict(version=disk_version, objects=self.args.objects, object_size=self.args.object_size, client='', last=''))
self.log.debug("Meta headers: %s" % hdrs)
try:
cli.put_container(self.args.container, headers=hdrs)
except client.ClientException as ex:
self.log.error(ex)
return 1
self.log.info("Done, %s" % self.args.container)
return 0
def lock(self, client_id):
"""Set the storage as busy"""
if self.locked:
return
try:
headers, _ = self.cli.get_container(self.container)
except (socket.error, client.ClientException) as ex:
raise StorageError(errno.EIO, "Failed to lock: %s" % ex)
self.meta = getMeta(headers)
if self.meta.get('client'):
raise StorageError(errno.EBUSY, "Already in use: %s" % self.meta['client'])
self.meta['client'] = "%s@%i" % (client_id, time())
hdrs = setMeta(self.meta)
try:
self.cli.put_container(self.container, headers=hdrs)
except (socket.error, client.ClientException) as ex:
raise StorageError(errno.EIO, "Failed to lock: %s" % ex)
self.locked = True
def do_lock(self):
self.log.debug("locking %s" % self.args.container)
cli, meta = self._setup_client()
if cli is None:
return 1
elif 'client' in meta:
self.log.warning("%s is already locked: %s" % (self.args.container, meta['client']))
return 1
meta.update(client='ctl@%i' % time())
hdrs = setMeta(meta)
self.log.debug("Meta headers: %s" % hdrs)
try:
cli.put_container(self.args.container, headers=hdrs)
except client.ClientException as ex:
self.log.error(ex)
return 1
self.log.info("Done, %s is locked" % self.args.container)
return 0
def lock(self, client_id):
"""Set the storage as busy"""
if self.locked:
return
try:
headers, _ = self.cli.get_container(self.container)
except (socket.error, client.ClientException) as ex:
raise StorageError(errno.EIO, "Failed to lock: %s" % ex)
self.meta = getMeta(headers)
if self.meta.get('client'):
raise StorageError(errno.EBUSY,
"Already in use: %s" % self.meta['client'])
self.meta['client'] = "%s@%i" % (client_id, time())
hdrs = setMeta(self.meta)
try:
self.cli.put_container(self.container, headers=hdrs)
except (socket.error, client.ClientException) as ex:
raise StorageError(errno.EIO, "Failed to lock: %s" % ex)
self.locked = True