def list_containers_iter(self, limit, marker, end_marker, prefix,
delimiter):
"""
Return tuple of name, object_count, bytes_used, 0(is_subdir).
Used by account server.
"""
if delimiter and not prefix:
prefix = ''
containers = []
container_count = 0
account_list = []
containers, container_count = get_account_details(self.datadir)
if int(self.metadata[X_CONTAINER_COUNT]) != container_count:
self.metadata[X_CONTAINER_COUNT] = container_count
self.update_account(self.metadata)
if containers:
containers.sort()
if containers and prefix:
containers = self.filter_prefix(containers, prefix)
if containers and delimiter:
containers = self.filter_delimiter(containers, delimiter, prefix)
if containers and marker:
containers = self.filter_marker(containers, marker)
if containers and end_marker:
containers = self.filter_end_marker(containers, end_marker)
if containers and limit:
if len(containers) > limit:
containers = self.filter_limit(containers, limit)
if containers:
for cont in containers:
list_item = []
metadata = None
list_item.append(cont)
metadata = read_metadata(self.datadir + '/' + cont)
if not metadata or not validate_container(metadata):
metadata = create_container_metadata(self.datadir + '/' +
cont)
if metadata:
list_item.append(metadata[X_OBJECTS_COUNT])
list_item.append(metadata[X_BYTES_USED])
list_item.append(0)
account_list.append(list_item)
return account_list
def list_containers_iter(self, limit, marker, end_marker,
prefix, delimiter):
"""
Return tuple of name, object_count, bytes_used, 0(is_subdir).
Used by account server.
"""
if delimiter and not prefix:
prefix = ''
containers = []
container_count = 0
account_list = []
containers, container_count = get_account_details(self.datadir)
if int(self.metadata[X_CONTAINER_COUNT][0]) != container_count:
self.metadata[X_CONTAINER_COUNT] = (container_count, 0)
self.update_account(self.metadata)
if containers:
containers.sort()
if containers and prefix:
containers = self.filter_prefix(containers, prefix)
if containers and delimiter:
containers = self.filter_delimiter(containers, delimiter, prefix)
if containers and marker:
containers = self.filter_marker(containers, marker)
if containers and end_marker:
containers = self.filter_end_marker(containers, end_marker)
if containers and limit:
if len(containers) > limit:
containers = self.filter_limit(containers, limit)
if containers:
for cont in containers:
list_item = []
metadata = None
list_item.append(cont)
cont_path = os.path.join(self.datadir, cont)
metadata = _read_metadata(cont_path)
if not metadata or not validate_container(metadata):
metadata = create_container_metadata(cont_path)
if metadata:
list_item.append(metadata[X_OBJECTS_COUNT][0])
list_item.append(metadata[X_BYTES_USED][0])
list_item.append(0)
account_list.append(list_item)
return account_list
def __init__(self,
path,
device,
partition,
account,
container,
logger,
uid=DEFAULT_UID,
gid=DEFAULT_GID,
fs_object=None):
self.root = path
device = account
if container:
self.name = container
else:
self.name = None
if self.name:
self.datadir = os.path.join(path, account, self.name)
else:
self.datadir = os.path.join(path, device)
self.account = account
self.device_path = os.path.join(path, device)
if not check_mount(path, device):
check_valid_account(account, fs_object)
self.logger = logger
self.metadata = {}
self.uid = int(uid)
self.gid = int(gid)
# Create a dummy db_file in /etc/swift
self.db_file = '/etc/swift/db_file.db'
if not os.path.exists(self.db_file):
file(self.db_file, 'w+')
self.dir_exists = os.path.exists(self.datadir)
if self.dir_exists:
try:
self.metadata = read_metadata(self.datadir)
except EOFError:
create_container_metadata(self.datadir)
else:
return
if container:
if not self.metadata:
create_container_metadata(self.datadir)
self.metadata = read_metadata(self.datadir)
else:
if not validate_container(self.metadata):
create_container_metadata(self.datadir)
self.metadata = read_metadata(self.datadir)
else:
if not self.metadata:
create_account_metadata(self.datadir)
self.metadata = read_metadata(self.datadir)
else:
if not validate_account(self.metadata):
create_account_metadata(self.datadir)
self.metadata = read_metadata(self.datadir)
def __init__(self, path, device, partition, account, container, logger,
uid=DEFAULT_UID, gid=DEFAULT_GID, fs_object=None):
self.root = path
device = account
if container:
self.name = container
else:
self.name = None
if self.name:
self.datadir = os.path.join(path, account, self.name)
else:
self.datadir = os.path.join(path, device)
self.account = account
self.device_path = os.path.join(path, device)
if not check_mount(path, device):
check_valid_account(account, fs_object)
self.logger = logger
self.metadata = {}
self.uid = int(uid)
self.gid = int(gid)
# Create a dummy db_file in /etc/swift
self.db_file = '/etc/swift/db_file.db'
if not os.path.exists(self.db_file):
file(self.db_file, 'w+')
self.dir_exists = os.path.exists(self.datadir)
if self.dir_exists:
try:
self.metadata = read_metadata(self.datadir)
except EOFError:
create_container_metadata(self.datadir)
else:
return
if container:
if not self.metadata:
create_container_metadata(self.datadir)
self.metadata = read_metadata(self.datadir)
else:
if not validate_container(self.metadata):
create_container_metadata(self.datadir)
self.metadata = read_metadata(self.datadir)
else:
if not self.metadata:
create_account_metadata(self.datadir)
self.metadata = read_metadata(self.datadir)
else:
if not validate_account(self.metadata):
create_account_metadata(self.datadir)
self.metadata = read_metadata(self.datadir)
def test_create_container_metadata(self):
td = tempfile.mkdtemp()
try:
r_md = utils.create_container_metadata(td)
xkey = _xkey(td, utils.METADATA_KEY)
assert len(_xattrs.keys()) == 1
assert xkey in _xattrs
assert _xattr_op_cnt['get'] == 1
assert _xattr_op_cnt['set'] == 1
md = pickle.loads(_xattrs[xkey])
assert r_md == md
for key in self.cont_keys:
assert key in md, "Expected key %s in %r" % (key, md)
assert md[utils.X_TYPE] == (utils.CONTAINER, 0)
assert md[utils.X_TIMESTAMP] == (normalize_timestamp(os.path.getctime(td)), 0)
assert md[utils.X_PUT_TIMESTAMP] == (normalize_timestamp(os.path.getmtime(td)), 0)
assert md[utils.X_OBJECTS_COUNT] == (0, 0)
assert md[utils.X_BYTES_USED] == (0, 0)
finally:
os.rmdir(td)
