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-rw-r--r--ufo/gluster/swift/__init__.py18
-rw-r--r--ufo/gluster/swift/account/__init__.py0
-rw-r--r--ufo/gluster/swift/account/server.py45
-rw-r--r--ufo/gluster/swift/common/DiskDir.py496
-rw-r--r--ufo/gluster/swift/common/DiskFile.py338
-rw-r--r--ufo/gluster/swift/common/Glusterfs.py144
-rw-r--r--ufo/gluster/swift/common/__init__.py0
-rw-r--r--ufo/gluster/swift/common/constraints.py94
-rw-r--r--ufo/gluster/swift/common/exceptions.py27
-rw-r--r--ufo/gluster/swift/common/fs_utils.py179
-rw-r--r--ufo/gluster/swift/common/middleware/__init__.py0
-rw-r--r--ufo/gluster/swift/common/middleware/gluster.py40
-rw-r--r--ufo/gluster/swift/common/ring.py111
-rw-r--r--ufo/gluster/swift/common/utils.py496
-rw-r--r--ufo/gluster/swift/container/__init__.py0
-rw-r--r--ufo/gluster/swift/container/server.py46
-rw-r--r--ufo/gluster/swift/obj/__init__.py0
-rw-r--r--ufo/gluster/swift/obj/server.py34
-rw-r--r--ufo/gluster/swift/proxy/__init__.py0
-rw-r--r--ufo/gluster/swift/proxy/server.py27
20 files changed, 0 insertions, 2095 deletions
diff --git a/ufo/gluster/swift/__init__.py b/ufo/gluster/swift/__init__.py
deleted file mode 100644
index ef350fd51..000000000
--- a/ufo/gluster/swift/__init__.py
+++ /dev/null
@@ -1,18 +0,0 @@
-""" Gluster Swift UFO """
-
-class Version(object):
- def __init__(self, canonical_version, final):
- self.canonical_version = canonical_version
- self.final = final
-
- @property
- def pretty_version(self):
- if self.final:
- return self.canonical_version
- else:
- return '%s-dev' % (self.canonical_version,)
-
-
-_version = Version('1.1', False)
-__version__ = _version.pretty_version
-__canonical_version__ = _version.canonical_version
diff --git a/ufo/gluster/swift/account/__init__.py b/ufo/gluster/swift/account/__init__.py
deleted file mode 100644
index e69de29bb..000000000
--- a/ufo/gluster/swift/account/__init__.py
+++ /dev/null
diff --git a/ufo/gluster/swift/account/server.py b/ufo/gluster/swift/account/server.py
deleted file mode 100644
index aeaabc942..000000000
--- a/ufo/gluster/swift/account/server.py
+++ /dev/null
@@ -1,45 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-""" Account Server for Gluster Swift UFO """
-
-# Simply importing this monkey patches the constraint handling to fit our
-# needs
-import gluster.swift.common.constraints
-
-from swift.account import server
-from gluster.swift.common.DiskDir import DiskAccount
-
-
-class AccountController(server.AccountController):
- def _get_account_broker(self, drive, part, account):
- """
- Overriden to provide the GlusterFS specific broker that talks to
- Gluster for the information related to servicing a given request
- instead of talking to a database.
-
- :param drive: drive that holds the container
- :param part: partition the container is in
- :param account: account name
- :returns: DiskDir object
- """
- return DiskAccount(self.root, drive, account, self.logger)
-
-
-def app_factory(global_conf, **local_conf):
- """paste.deploy app factory for creating WSGI account server apps."""
- conf = global_conf.copy()
- conf.update(local_conf)
- return AccountController(conf)
diff --git a/ufo/gluster/swift/common/DiskDir.py b/ufo/gluster/swift/common/DiskDir.py
deleted file mode 100644
index 18d08cc0f..000000000
--- a/ufo/gluster/swift/common/DiskDir.py
+++ /dev/null
@@ -1,496 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import os, errno
-
-from gluster.swift.common.utils import clean_metadata, dir_empty, rmdirs, \
- mkdirs, validate_account, validate_container, is_marker, \
- get_container_details, get_account_details, get_container_metadata, \
- create_container_metadata, create_account_metadata, DEFAULT_GID, \
- DEFAULT_UID, validate_object, create_object_metadata, read_metadata, \
- write_metadata, X_CONTENT_TYPE, X_CONTENT_LENGTH, X_TIMESTAMP, \
- X_PUT_TIMESTAMP, X_TYPE, X_ETAG, X_OBJECTS_COUNT, X_BYTES_USED, \
- X_CONTAINER_COUNT, CONTAINER, os_path
-from gluster.swift.common import Glusterfs
-
-from swift.common.constraints import CONTAINER_LISTING_LIMIT
-from swift.common.utils import normalize_timestamp, TRUE_VALUES
-
-
-DATADIR = 'containers'
-
-# Create a dummy db_file in /etc/swift
-_unittests_enabled = os.getenv('GLUSTER_UNIT_TEST_ENABLED', 'no')
-if _unittests_enabled in TRUE_VALUES:
- _tmp_dir = '/tmp/gluster_unit_tests'
- try:
- os.mkdir(_tmp_dir)
- except OSError as e:
- if e.errno != errno.EEXIST:
- raise
- _db_file = os.path.join(_tmp_dir, 'db_file.db')
-else:
- _db_file = '/etc/swift/db_file.db'
-if not os.path.exists(_db_file):
- file(_db_file, 'w+')
-
-
-def _read_metadata(dd):
- """ Filter read metadata so that it always returns a tuple that includes
- some kind of timestamp. With 1.4.8 of the Swift integration the
- timestamps were not stored. Here we fabricate timestamps for volumes
- where the existing data has no timestamp (that is, stored data is not
- a tuple), allowing us a measure of backward compatibility.
-
- FIXME: At this time it does not appear that the timestamps on each
- metadata are used for much, so this should not hurt anything.
- """
- metadata_i = read_metadata(dd)
- metadata = {}
- timestamp = 0
- for key, value in metadata_i.iteritems():
- if not isinstance(value, tuple):
- value = (value, timestamp)
- metadata[key] = value
- return metadata
-
-
-class DiskCommon(object):
- def is_deleted(self):
- return not os_path.exists(self.datadir)
-
- def filter_prefix(self, objects, prefix):
- """
- Accept sorted list.
- """
- found = 0
- filtered_objs = []
- for object_name in objects:
- if object_name.startswith(prefix):
- filtered_objs.append(object_name)
- found = 1
- else:
- if found:
- break
- return filtered_objs
-
- def filter_delimiter(self, objects, delimiter, prefix):
- """
- Accept sorted list.
- Objects should start with prefix.
- """
- filtered_objs=[]
- for object_name in objects:
- tmp_obj = object_name.replace(prefix, '', 1)
- sufix = tmp_obj.split(delimiter, 1)
- new_obj = prefix + sufix[0]
- if new_obj and new_obj not in filtered_objs:
- filtered_objs.append(new_obj)
-
- return filtered_objs
-
- def filter_marker(self, objects, marker):
- """
- TODO: We can traverse in reverse order to optimize.
- Accept sorted list.
- """
- filtered_objs=[]
- found = 0
- if objects[-1] < marker:
- return filtered_objs
- for object_name in objects:
- if object_name > marker:
- filtered_objs.append(object_name)
-
- return filtered_objs
-
- def filter_end_marker(self, objects, end_marker):
- """
- Accept sorted list.
- """
- filtered_objs=[]
- for object_name in objects:
- if object_name < end_marker:
- filtered_objs.append(object_name)
- else:
- break
-
- return filtered_objs
-
- def filter_limit(self, objects, limit):
- filtered_objs=[]
- for i in range(0, limit):
- filtered_objs.append(objects[i])
-
- return filtered_objs
-
-
-class DiskDir(DiskCommon):
- """
- Manage object files on disk.
-
- :param path: path to devices on the node
- :param drive: gluster volume drive name
- :param account: account name for the object
- :param container: container name for the object
- :param logger: account or container server logging object
- :param uid: user ID container object should assume
- :param gid: group ID container object should assume
- """
-
- def __init__(self, path, drive, account, container, logger,
- uid=DEFAULT_UID, gid=DEFAULT_GID):
- self.root = path
- if container:
- self.container = container
- else:
- self.container = None
- if self.container:
- self.datadir = os.path.join(path, drive, self.container)
- else:
- self.datadir = os.path.join(path, drive)
- self.account = account
- assert logger is not None
- self.logger = logger
- self.metadata = {}
- self.container_info = None
- self.object_info = None
- self.uid = int(uid)
- self.gid = int(gid)
- self.db_file = _db_file
- 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 self.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 empty(self):
- return dir_empty(self.datadir)
-
- def delete(self):
- if self.empty():
- #For delete account.
- if os_path.ismount(self.datadir):
- clean_metadata(self.datadir)
- else:
- rmdirs(self.datadir)
- self.dir_exists = False
-
- def put_metadata(self, metadata):
- """
- Write metadata to directory/container.
- """
- write_metadata(self.datadir, metadata)
- self.metadata = metadata
-
- def put(self, metadata):
- """
- Create and write metatdata to directory/container.
- :param metadata: Metadata to write.
- """
- if not self.dir_exists:
- mkdirs(self.datadir)
-
- os.chown(self.datadir, self.uid, self.gid)
- write_metadata(self.datadir, metadata)
- self.metadata = metadata
- self.dir_exists = True
-
- def put_obj(self, content_length, timestamp):
- ocnt = self.metadata[X_OBJECTS_COUNT][0]
- self.metadata[X_OBJECTS_COUNT] = (int(ocnt) + 1, timestamp)
- self.metadata[X_PUT_TIMESTAMP] = timestamp
- bused = self.metadata[X_BYTES_USED][0]
- self.metadata[X_BYTES_USED] = (int(bused) + int(content_length), timestamp)
- #TODO: define update_metadata instad of writing whole metadata again.
- self.put_metadata(self.metadata)
-
- def delete_obj(self, content_length):
- ocnt, timestamp = self.metadata[X_OBJECTS_COUNT][0]
- self.metadata[X_OBJECTS_COUNT] = (int(ocnt) - 1, timestamp)
- bused, timestamp = self.metadata[X_BYTES_USED]
- self.metadata[X_BYTES_USED] = (int(bused) - int(content_length), timestamp)
- self.put_metadata(self.metadata)
-
- def put_container(self, container, put_timestamp, del_timestamp, object_count, bytes_used):
- """
- For account server.
- """
- self.metadata[X_OBJECTS_COUNT] = (0, put_timestamp)
- self.metadata[X_BYTES_USED] = (0, put_timestamp)
- ccnt = self.metadata[X_CONTAINER_COUNT][0]
- self.metadata[X_CONTAINER_COUNT] = (int(ccnt) + 1, put_timestamp)
- self.metadata[X_PUT_TIMESTAMP] = (1, put_timestamp)
- self.put_metadata(self.metadata)
-
- def delete_container(self, object_count, bytes_used):
- """
- For account server.
- """
- self.metadata[X_OBJECTS_COUNT] = (0, 0)
- self.metadata[X_BYTES_USED] = (0, 0)
- ccnt, timestamp = self.metadata[X_CONTAINER_COUNT]
- self.metadata[X_CONTAINER_COUNT] = (int(ccnt) - 1, timestamp)
- self.put_metadata(self.metadata)
-
- def unlink(self):
- """
- Remove directory/container if empty.
- """
- if dir_empty(self.datadir):
- rmdirs(self.datadir)
-
- def list_objects_iter(self, limit, marker, end_marker,
- prefix, delimiter, path):
- """
- Returns tuple of name, created_at, size, content_type, etag.
- """
- if path:
- prefix = path = path.rstrip('/') + '/'
- delimiter = '/'
- if delimiter and not prefix:
- prefix = ''
-
- self.update_object_count()
-
- objects, object_count, bytes_used = self.object_info
-
- if objects and prefix:
- objects = self.filter_prefix(objects, prefix)
-
- if objects and delimiter:
- objects = self.filter_delimiter(objects, delimiter, prefix)
-
- if objects and marker:
- objects = self.filter_marker(objects, marker)
-
- if objects and end_marker:
- objects = self.filter_end_marker(objects, end_marker)
-
- if objects and limit:
- if len(objects) > limit:
- objects = self.filter_limit(objects, limit)
-
- container_list = []
- if objects:
- for obj in objects:
- list_item = []
- list_item.append(obj)
- obj_path = os.path.join(self.datadir, obj)
- metadata = read_metadata(obj_path)
- if not metadata or not validate_object(metadata):
- metadata = create_object_metadata(obj_path)
- if metadata:
- list_item.append(metadata[X_TIMESTAMP])
- list_item.append(int(metadata[X_CONTENT_LENGTH]))
- list_item.append(metadata[X_CONTENT_TYPE])
- list_item.append(metadata[X_ETAG])
- container_list.append(list_item)
-
- return container_list
-
- def update_object_count(self):
- if not self.object_info:
- self.object_info = get_container_details(self.datadir)
-
- objects, object_count, bytes_used = self.object_info
-
- if X_OBJECTS_COUNT not in self.metadata \
- or int(self.metadata[X_OBJECTS_COUNT][0]) != object_count \
- or X_BYTES_USED not in self.metadata \
- or int(self.metadata[X_BYTES_USED][0]) != bytes_used:
- self.metadata[X_OBJECTS_COUNT] = (object_count, 0)
- self.metadata[X_BYTES_USED] = (bytes_used, 0)
- write_metadata(self.datadir, self.metadata)
-
- def update_container_count(self):
- if not self.container_info:
- self.container_info = get_account_details(self.datadir)
-
- containers, container_count = self.container_info
-
- if X_CONTAINER_COUNT not in self.metadata \
- or int(self.metadata[X_CONTAINER_COUNT][0]) != container_count:
- self.metadata[X_CONTAINER_COUNT] = (container_count, 0)
- write_metadata(self.datadir, self.metadata)
-
- def get_info(self, include_metadata=False):
- """
- Get global data for the container.
- :returns: dict with keys: account, container, object_count, bytes_used,
- hash, id, created_at, put_timestamp, delete_timestamp,
- reported_put_timestamp, reported_delete_timestamp,
- reported_object_count, and reported_bytes_used.
- If include_metadata is set, metadata is included as a key
- pointing to a dict of tuples of the metadata
- """
- # TODO: delete_timestamp, reported_put_timestamp
- # reported_delete_timestamp, reported_object_count,
- # reported_bytes_used, created_at
- if not Glusterfs.OBJECT_ONLY:
- # If we are not configured for object only environments, we should
- # update the object counts in case they changed behind our back.
- self.update_object_count()
-
- data = {'account' : self.account, 'container' : self.container,
- 'object_count' : self.metadata.get(X_OBJECTS_COUNT, ('0', 0))[0],
- 'bytes_used' : self.metadata.get(X_BYTES_USED, ('0',0))[0],
- 'hash': '', 'id' : '', 'created_at' : '1',
- 'put_timestamp' : self.metadata.get(X_PUT_TIMESTAMP, ('0',0))[0],
- 'delete_timestamp' : '1',
- 'reported_put_timestamp' : '1', 'reported_delete_timestamp' : '1',
- 'reported_object_count' : '1', 'reported_bytes_used' : '1'}
- if include_metadata:
- data['metadata'] = self.metadata
- return data
-
- def put_object(self, name, timestamp, size, content_type,
- etag, deleted=0):
- # TODO: Implement the specifics of this func.
- pass
-
- def initialize(self, timestamp):
- pass
-
- def update_put_timestamp(self, timestamp):
- """
- Create the container if it doesn't exist and update the timestamp
- """
- if not os_path.exists(self.datadir):
- self.put(self.metadata)
-
- def delete_object(self, name, timestamp):
- # TODO: Implement the delete object
- pass
-
- def delete_db(self, timestamp):
- """
- Delete the container
- """
- self.unlink()
-
- def update_metadata(self, metadata):
- assert self.metadata, "Valid container/account metadata should have been created by now"
- if metadata:
- new_metadata = self.metadata.copy()
- new_metadata.update(metadata)
- if new_metadata != self.metadata:
- write_metadata(self.datadir, new_metadata)
- self.metadata = new_metadata
-
-
-class DiskAccount(DiskDir):
- def __init__(self, root, drive, account, logger):
- super(DiskAccount, self).__init__(root, drive, account, None, logger)
- assert self.dir_exists
-
- 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 = ''
-
- self.update_container_count()
-
- containers, container_count = self.container_info
-
- 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)
-
- account_list = []
- 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 get_info(self, include_metadata=False):
- """
- Get global data for the account.
- :returns: dict with keys: account, created_at, put_timestamp,
- delete_timestamp, container_count, object_count,
- bytes_used, hash, id
- """
- if not Glusterfs.OBJECT_ONLY:
- # If we are not configured for object only environments, we should
- # update the container counts in case they changed behind our back.
- self.update_container_count()
-
- data = {'account' : self.account, 'created_at' : '1',
- 'put_timestamp' : '1', 'delete_timestamp' : '1',
- 'container_count' : self.metadata.get(X_CONTAINER_COUNT, (0,0))[0],
- 'object_count' : self.metadata.get(X_OBJECTS_COUNT, (0,0))[0],
- 'bytes_used' : self.metadata.get(X_BYTES_USED, (0,0))[0],
- 'hash' : '', 'id' : ''}
-
- if include_metadata:
- data['metadata'] = self.metadata
- return data
-
- def get_container_timestamp(self, container):
- cont_path = os.path.join(self.datadir, container)
- metadata = read_metadata(cont_path)
-
- return int(metadata.get(X_PUT_TIMESTAMP, ('0',0))[0]) or None
diff --git a/ufo/gluster/swift/common/DiskFile.py b/ufo/gluster/swift/common/DiskFile.py
deleted file mode 100644
index 900bd498f..000000000
--- a/ufo/gluster/swift/common/DiskFile.py
+++ /dev/null
@@ -1,338 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import os
-import errno
-import random
-from hashlib import md5
-from contextlib import contextmanager
-from swift.common.utils import normalize_timestamp, renamer
-from swift.common.exceptions import DiskFileNotExist
-from gluster.swift.common.exceptions import AlreadyExistsAsDir
-from gluster.swift.common.utils import mkdirs, rmdirs, validate_object, \
- create_object_metadata, do_open, do_close, do_unlink, do_chown, \
- do_listdir, read_metadata, write_metadata, os_path, do_fsync
-from gluster.swift.common.utils import X_CONTENT_TYPE, X_CONTENT_LENGTH, \
- X_TIMESTAMP, X_PUT_TIMESTAMP, X_TYPE, X_ETAG, X_OBJECTS_COUNT, \
- X_BYTES_USED, X_OBJECT_TYPE, FILE, DIR, MARKER_DIR, OBJECT, DIR_TYPE, \
- FILE_TYPE, DEFAULT_UID, DEFAULT_GID
-
-import logging
-from swift.obj.server import DiskFile
-
-
-DEFAULT_DISK_CHUNK_SIZE = 65536
-# keep these lower-case
-DISALLOWED_HEADERS = set('content-length content-type deleted etag'.split())
-
-
-def _adjust_metadata(metadata):
- # Fix up the metadata to ensure it has a proper value for the
- # Content-Type metadata, as well as an X_TYPE and X_OBJECT_TYPE
- # metadata values.
- content_type = metadata['Content-Type']
- if not content_type:
- # FIXME: How can this be that our caller supplied us with metadata
- # that has a content type that evaluates to False?
- #
- # FIXME: If the file exists, we would already know it is a
- # directory. So why are we assuming it is a file object?
- metadata['Content-Type'] = FILE_TYPE
- x_object_type = FILE
- else:
- x_object_type = MARKER_DIR if content_type.lower() == DIR_TYPE else FILE
- metadata[X_TYPE] = OBJECT
- metadata[X_OBJECT_TYPE] = x_object_type
- return metadata
-
-
-class Gluster_DiskFile(DiskFile):
- """
- Manage object files on disk.
-
- :param path: path to devices on the node/mount path for UFO.
- :param device: device name/account_name for UFO.
- :param partition: partition on the device the object lives in
- :param account: account name for the object
- :param container: container name for the object
- :param obj: object name for the object
- :param logger: logger object for writing out log file messages
- :param keep_data_fp: if True, don't close the fp, otherwise close it
- :param disk_chunk_Size: size of chunks on file reads
- :param uid: user ID disk object should assume (file or directory)
- :param gid: group ID disk object should assume (file or directory)
- """
-
- def __init__(self, path, device, partition, account, container, obj,
- logger, keep_data_fp=False,
- disk_chunk_size=DEFAULT_DISK_CHUNK_SIZE,
- uid=DEFAULT_UID, gid=DEFAULT_GID, iter_hook=None):
- self.disk_chunk_size = disk_chunk_size
- self.iter_hook = iter_hook
- # Don't support obj_name ending/begining with '/', like /a, a/, /a/b/,
- # etc.
- obj = obj.strip(os.path.sep)
- if os.path.sep in obj:
- self._obj_path, self._obj = os.path.split(obj)
- else:
- self._obj_path = ''
- self._obj = obj
-
- if self._obj_path:
- self.name = os.path.join(container, self._obj_path)
- else:
- self.name = container
- # Absolute path for object directory.
- self.datadir = os.path.join(path, device, self.name)
- self.device_path = os.path.join(path, device)
- self._container_path = os.path.join(path, device, container)
- self._is_dir = False
- self.tmppath = None
- self.logger = logger
- self.metadata = {}
- self.meta_file = None
- self.fp = None
- self.iter_etag = None
- self.started_at_0 = False
- self.read_to_eof = False
- self.quarantined_dir = None
- self.keep_cache = False
- self.uid = int(uid)
- self.gid = int(gid)
-
- # Don't store a value for data_file until we know it exists.
- self.data_file = None
- data_file = os.path.join(self.datadir, self._obj)
- if not os_path.exists(data_file):
- return
-
- self.data_file = os.path.join(data_file)
- self.metadata = read_metadata(data_file)
- if not self.metadata:
- create_object_metadata(data_file)
- self.metadata = read_metadata(data_file)
-
- if not validate_object(self.metadata):
- create_object_metadata(data_file)
- self.metadata = read_metadata(data_file)
-
- self.filter_metadata()
-
- if os_path.isdir(data_file):
- self._is_dir = True
- else:
- if keep_data_fp:
- # The caller has an assumption that the "fp" field of this
- # object is an file object if keep_data_fp is set. However,
- # this implementation of the DiskFile object does not need to
- # open the file for internal operations. So if the caller
- # requests it, we'll just open the file for them.
- self.fp = do_open(data_file, 'rb')
-
- def close(self, verify_file=True):
- """
- Close the file. Will handle quarantining file if necessary.
-
- :param verify_file: Defaults to True. If false, will not check
- file to see if it needs quarantining.
- """
- #Marker directory
- if self._is_dir:
- return
- if self.fp:
- do_close(self.fp)
- self.fp = None
-
- def is_deleted(self):
- """
- Check if the file is deleted.
-
- :returns: True if the file doesn't exist or has been flagged as
- deleted.
- """
- return not self.data_file
-
- def _create_dir_object(self, dir_path):
- #TODO: if object already exists???
- if os_path.exists(dir_path) and not os_path.isdir(dir_path):
- self.logger.error("Deleting file %s", dir_path)
- do_unlink(dir_path)
- #If dir aleady exist just override metadata.
- mkdirs(dir_path)
- do_chown(dir_path, self.uid, self.gid)
- create_object_metadata(dir_path)
-
- def put_metadata(self, metadata, tombstone=False):
- """
- Short hand for putting metadata to .meta and .ts files.
-
- :param metadata: dictionary of metadata to be written
- :param tombstone: whether or not we are writing a tombstone
- """
- if tombstone:
- # We don't write tombstone files. So do nothing.
- return
- assert self.data_file is not None, "put_metadata: no file to put metadata into"
- metadata = _adjust_metadata(metadata)
- write_metadata(self.data_file, metadata)
- self.metadata = metadata
- self.filter_metadata()
-
- def put(self, fd, metadata, extension='.data'):
- """
- Finalize writing the file on disk, and renames it from the temp file to
- the real location. This should be called after the data has been
- written to the temp file.
-
- :param fd: file descriptor of the temp file
- :param metadata: dictionary of metadata to be written
- :param extension: extension to be used when making the file
- """
- # Our caller will use '.data' here; we just ignore it since we map the
- # URL directly to the file system.
- extension = ''
-
- metadata = _adjust_metadata(metadata)
-
- if metadata[X_OBJECT_TYPE] == MARKER_DIR:
- if not self.data_file:
- self.data_file = os.path.join(self.datadir, self._obj)
- self._create_dir_object(self.data_file)
- self.put_metadata(metadata)
- return
-
- # Check if directory already exists.
- if self._is_dir:
- # FIXME: How can we have a directory and it not be marked as a
- # MARKER_DIR (see above)?
- msg = 'File object exists as a directory: %s' % self.data_file
- raise AlreadyExistsAsDir(msg)
-
- timestamp = normalize_timestamp(metadata[X_TIMESTAMP])
- write_metadata(self.tmppath, metadata)
- if X_CONTENT_LENGTH in metadata:
- self.drop_cache(fd, 0, int(metadata[X_CONTENT_LENGTH]))
- do_fsync(fd)
- if self._obj_path:
- dir_objs = self._obj_path.split('/')
- assert len(dir_objs) >= 1
- tmp_path = self._container_path
- for dir_name in dir_objs:
- tmp_path = os.path.join(tmp_path, dir_name)
- self._create_dir_object(tmp_path)
-
- newpath = os.path.join(self.datadir, self._obj)
- renamer(self.tmppath, newpath)
- do_chown(newpath, self.uid, self.gid)
- self.metadata = metadata
- self.data_file = newpath
- self.filter_metadata()
- return
-
- def unlinkold(self, timestamp):
- """
- Remove any older versions of the object file. Any file that has an
- older timestamp than timestamp will be deleted.
-
- :param timestamp: timestamp to compare with each file
- """
- if not self.metadata or self.metadata['X-Timestamp'] >= timestamp:
- return
-
- assert self.data_file, \
- "Have metadata, %r, but no data_file" % self.metadata
-
- if self._is_dir:
- # Marker directory object
- if not rmdirs(self.data_file):
- logging.error('Unable to delete dir object: %s', self.data_file)
- return
- else:
- # File object
- do_unlink(self.data_file)
-
- self.metadata = {}
- self.data_file = None
-
- def get_data_file_size(self):
- """
- Returns the os_path.getsize for the file. Raises an exception if this
- file does not match the Content-Length stored in the metadata. Or if
- self.data_file does not exist.
-
- :returns: file size as an int
- :raises DiskFileError: on file size mismatch.
- :raises DiskFileNotExist: on file not existing (including deleted)
- """
- #Marker directory.
- if self._is_dir:
- return 0
- try:
- file_size = 0
- if self.data_file:
- file_size = os_path.getsize(self.data_file)
- if X_CONTENT_LENGTH in self.metadata:
- metadata_size = int(self.metadata[X_CONTENT_LENGTH])
- if file_size != metadata_size:
- self.metadata[X_CONTENT_LENGTH] = file_size
- write_metadata(self.data_file, self.metadata)
-
- return file_size
- except OSError as err:
- if err.errno != errno.ENOENT:
- raise
- raise DiskFileNotExist('Data File does not exist.')
-
- def filter_metadata(self):
- if X_TYPE in self.metadata:
- self.metadata.pop(X_TYPE)
- if X_OBJECT_TYPE in self.metadata:
- self.metadata.pop(X_OBJECT_TYPE)
-
- @contextmanager
- def mkstemp(self):
- """Contextmanager to make a temporary file."""
-
- # Creating intermidiate directories and corresponding metadata.
- # For optimization, check if the subdirectory already exists,
- # if exists, then it means that it also has its metadata.
- # Not checking for container, since the container should already
- # exist for the call to come here.
- if not os_path.exists(self.datadir):
- path = self._container_path
- subdir_list = self._obj_path.split(os.path.sep)
- for i in range(len(subdir_list)):
- path = os.path.join(path, subdir_list[i]);
- if not os_path.exists(path):
- self._create_dir_object(path)
-
- tmpfile = '.' + self._obj + '.' + md5(self._obj + \
- str(random.random())).hexdigest()
-
- self.tmppath = os.path.join(self.datadir, tmpfile)
- fd = do_open(self.tmppath, os.O_RDWR | os.O_CREAT | os.O_EXCL)
- try:
- yield fd
- finally:
- try:
- do_close(fd)
- except OSError:
- pass
- tmppath, self.tmppath = self.tmppath, None
- try:
- do_unlink(tmppath)
- except OSError as err:
- if err.errno != errno.ENOENT:
- raise
diff --git a/ufo/gluster/swift/common/Glusterfs.py b/ufo/gluster/swift/common/Glusterfs.py
deleted file mode 100644
index a0c81269c..000000000
--- a/ufo/gluster/swift/common/Glusterfs.py
+++ /dev/null
@@ -1,144 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import logging
-import os, sys, fcntl, time, errno
-from ConfigParser import ConfigParser, NoSectionError, NoOptionError
-from swift.common.utils import TRUE_VALUES, search_tree
-from gluster.swift.common.fs_utils import mkdirs
-
-#
-# Read the fs.conf file once at startup (module load)
-#
-_fs_conf = ConfigParser()
-MOUNT_IP = 'localhost'
-OBJECT_ONLY = False
-RUN_DIR='/var/run/swift'
-SWIFT_DIR = '/etc/swift'
-_do_getsize = False
-if _fs_conf.read(os.path.join('/etc/swift', 'fs.conf')):
- try:
- MOUNT_IP = _fs_conf.get('DEFAULT', 'mount_ip', 'localhost')
- except (NoSectionError, NoOptionError):
- pass
- try:
- OBJECT_ONLY = _fs_conf.get('DEFAULT', 'object_only', "no") in TRUE_VALUES
- except (NoSectionError, NoOptionError):
- pass
- try:
- RUN_DIR = _fs_conf.get('DEFAULT', 'run_dir', '/var/run/swift')
- except (NoSectionError, NoOptionError):
- pass
-
- try:
- _do_getsize = _fs_conf.get('DEFAULT', 'accurate_size_in_listing', \
- "no") in TRUE_VALUES
- except (NoSectionError, NoOptionError):
- pass
-
-NAME = 'glusterfs'
-
-
-def _busy_wait(full_mount_path):
- # Iterate for definite number of time over a given
- # interval for successful mount
- for i in range(0, 5):
- if os.path.ismount(os.path.join(full_mount_path)):
- return True
- time.sleep(2)
- logging.error('Busy wait for mount timed out for mount %s', full_mount_path)
- return False
-
-def mount(root, drive):
- # FIXME: Possible thundering herd problem here
-
- el = _get_export_list()
- for export in el:
- if drive == export:
- break
- else:
- logging.error('No export found in %r matching drive, %s', el, drive)
- return False
-
- # NOTE: root is typically the default value of /mnt/gluster-object
- full_mount_path = os.path.join(root, drive)
- if not os.path.isdir(full_mount_path):
- mkdirs(full_mount_path)
-
- lck_file = os.path.join(RUN_DIR, '%s.lock' %drive);
-
- if not os.path.exists(RUN_DIR):
- mkdirs(RUN_DIR)
-
- fd = os.open(lck_file, os.O_CREAT|os.O_RDWR)
- with os.fdopen(fd, 'r+b') as f:
- try:
- fcntl.lockf(f, fcntl.LOCK_EX|fcntl.LOCK_NB)
- except IOError as ex:
- if ex.errno in (errno.EACCES, errno.EAGAIN):
- # This means that some other process is mounting the
- # filesystem, so wait for the mount process to complete
- return _busy_wait(full_mount_path)
- else:
- raise ex
- mnt_cmd = 'mount -t glusterfs %s:%s %s' % (MOUNT_IP, export, \
- full_mount_path)
- if os.system(mnt_cmd) or not _busy_wait(full_mount_path):
- logging.error('Mount failed %s: %s', NAME, mnt_cmd)
- return False
- return True
-
-def unmount(full_mount_path):
- # FIXME: Possible thundering herd problem here
-
- umnt_cmd = 'umount %s 2>> /dev/null' % full_mount_path
- if os.system(umnt_cmd):
- logging.error('Unable to unmount %s %s' % (full_mount_path, NAME))
-
-def _get_export_list():
- cmnd = 'gluster --remote-host=%s volume info' % MOUNT_IP
-
- export_list = []
-
- if os.system(cmnd + ' >> /dev/null'):
- logging.error('Getting volume info failed for %s', NAME)
- else:
- fp = os.popen(cmnd)
- while True:
- item = fp.readline()
- if not item:
- break
- item = item.strip('\n').strip(' ')
- if item.lower().startswith('volume name:'):
- export_list.append(item.split(':')[1].strip(' '))
-
- return export_list
-
-def get_mnt_point(vol_name, conf_dir=SWIFT_DIR, conf_file="object-server*"):
- """Read the object-server's configuration file and return
- the device value"""
-
- mnt_dir = ''
- conf_files = search_tree(conf_dir, conf_file, '.conf')
- if not conf_files:
- raise Exception("Config file not found")
-
- _conf = ConfigParser()
- if _conf.read(conf_files[0]):
- try:
- mnt_dir = _conf.get('DEFAULT', 'devices', '')
- except (NoSectionError, NoOptionError):
- raise
- return os.path.join(mnt_dir, vol_name)
diff --git a/ufo/gluster/swift/common/__init__.py b/ufo/gluster/swift/common/__init__.py
deleted file mode 100644
index e69de29bb..000000000
--- a/ufo/gluster/swift/common/__init__.py
+++ /dev/null
diff --git a/ufo/gluster/swift/common/constraints.py b/ufo/gluster/swift/common/constraints.py
deleted file mode 100644
index 11f626bb9..000000000
--- a/ufo/gluster/swift/common/constraints.py
+++ /dev/null
@@ -1,94 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-try:
- from webob.exc import HTTPBadRequest
-except ImportError:
- from swift.common.swob import HTTPBadRequest
-import swift.common.constraints
-import swift.common.ring as _ring
-from gluster.swift.common import Glusterfs, ring
-
-if hasattr(swift.common.constraints, 'constraints_conf_int'):
- MAX_OBJECT_NAME_COMPONENT_LENGTH = \
- swift.common.constraints.constraints_conf_int(
- 'max_object_name_component_length', 255)
-else:
- MAX_OBJECT_NAME_COMPONENT_LENGTH = 255
-
-def validate_obj_name_component(obj):
- if len(obj) > MAX_OBJECT_NAME_COMPONENT_LENGTH:
- return 'too long (%d)' % len(obj)
- if obj == '.' or obj == '..':
- return 'cannot be . or ..'
- return ''
-
-# Save the original check object creation
-__check_object_creation = swift.common.constraints.check_object_creation
-
-# Define our new one which invokes the original
-def gluster_check_object_creation(req, object_name):
- """
- Check to ensure that everything is alright about an object to be created.
- Monkey patches swift.common.constraints.check_object_creation, invoking
- the original, and then adding an additional check for individual object
- name components.
-
- :param req: HTTP request object
- :param object_name: name of object to be created
- :raises HTTPRequestEntityTooLarge: the object is too large
- :raises HTTPLengthRequered: missing content-length header and not
- a chunked request
- :raises HTTPBadRequest: missing or bad content-type header, or
- bad metadata
- """
- ret = __check_object_creation(req, object_name)
-
- if ret is None:
- for obj in object_name.split('/'):
- reason = validate_obj_name_component(obj)
- if reason:
- bdy = 'Invalid object name "%s", component "%s" %s' \
- % (object_name, obj, reason)
- ret = HTTPBadRequest(body=bdy,
- request=req,
- content_type='text/plain')
-
- return ret
-
-# Replace the original check object creation with ours
-swift.common.constraints.check_object_creation = gluster_check_object_creation
-
-# Save the original check mount
-__check_mount = swift.common.constraints.check_mount
-
-# Define our new one which invokes the original
-def gluster_check_mount(root, drive):
- # FIXME: Potential performance optimization here to not call the original
- # check mount which makes two stat calls. We could do what they do with
- # just one.
- if __check_mount(root, drive):
- return True
-
- return Glusterfs.mount(root, drive)
-
-# Replace the original check mount with ours
-swift.common.constraints.check_mount = gluster_check_mount
-
-# Save the original Ring class
-__Ring = _ring.Ring
-
-# Replace the original Ring class
-_ring.Ring = ring.Ring
diff --git a/ufo/gluster/swift/common/exceptions.py b/ufo/gluster/swift/common/exceptions.py
deleted file mode 100644
index d9357dbb4..000000000
--- a/ufo/gluster/swift/common/exceptions.py
+++ /dev/null
@@ -1,27 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-class GlusterfsException(Exception):
- pass
-
-class FileOrDirNotFoundError(GlusterfsException):
- pass
-
-class NotDirectoryError(GlusterfsException):
- pass
-
-class AlreadyExistsAsDir(GlusterfsException):
- pass
-
diff --git a/ufo/gluster/swift/common/fs_utils.py b/ufo/gluster/swift/common/fs_utils.py
deleted file mode 100644
index 0613a26dc..000000000
--- a/ufo/gluster/swift/common/fs_utils.py
+++ /dev/null
@@ -1,179 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import logging
-import os
-import errno
-import os.path as os_path
-from eventlet import tpool
-from gluster.swift.common.exceptions import FileOrDirNotFoundError, \
- NotDirectoryError
-
-def do_walk(*args, **kwargs):
- return os.walk(*args, **kwargs)
-
-def do_write(fd, msg):
- try:
- cnt = os.write(fd, msg)
- except OSError as err:
- logging.exception("Write failed, err: %s", str(err))
- raise
- return cnt
-
-def do_mkdir(path):
- try:
- os.mkdir(path)
- except OSError as err:
- if err.errno != errno.EEXIST:
- logging.exception("Mkdir failed on %s err: %s", path, err.strerror)
- raise
- return True
-
-def do_makedirs(path):
- try:
- os.makedirs(path)
- except OSError as err:
- if err.errno != errno.EEXIST:
- logging.exception("Makedirs failed on %s err: %s", path, err.strerror)
- raise
- return True
-
-def do_listdir(path):
- try:
- buf = os.listdir(path)
- except OSError as err:
- logging.exception("Listdir failed on %s err: %s", path, err.strerror)
- raise
- return buf
-
-def do_chown(path, uid, gid):
- try:
- os.chown(path, uid, gid)
- except OSError as err:
- logging.exception("Chown failed on %s err: %s", path, err.strerror)
- raise
- return True
-
-def do_stat(path):
- try:
- #Check for fd.
- if isinstance(path, int):
- buf = os.fstat(path)
- else:
- buf = os.stat(path)
- except OSError as err:
- logging.exception("Stat failed on %s err: %s", path, err.strerror)
- raise
- return buf
-
-def do_open(path, mode):
- if isinstance(mode, int):
- try:
- fd = os.open(path, mode)
- except OSError as err:
- logging.exception("Open failed on %s err: %s", path, str(err))
- raise
- else:
- try:
- fd = open(path, mode)
- except IOError as err:
- logging.exception("Open failed on %s err: %s", path, str(err))
- raise
- return fd
-
-def do_close(fd):
- #fd could be file or int type.
- try:
- if isinstance(fd, int):
- os.close(fd)
- else:
- fd.close()
- except OSError as err:
- logging.exception("Close failed on %s err: %s", fd, err.strerror)
- raise
- return True
-
-def do_unlink(path, log = True):
- try:
- os.unlink(path)
- except OSError as err:
- if err.errno != errno.ENOENT:
- if log:
- logging.exception("Unlink failed on %s err: %s", path, err.strerror)
- raise
- return True
-
-def do_rmdir(path):
- try:
- os.rmdir(path)
- except OSError as err:
- if err.errno != errno.ENOENT:
- logging.exception("Rmdir failed on %s err: %s", path, err.strerror)
- raise
- res = False
- else:
- res = True
- return res
-
-def do_rename(old_path, new_path):
- try:
- os.rename(old_path, new_path)
- except OSError as err:
- logging.exception("Rename failed on %s to %s err: %s", old_path, new_path, \
- err.strerror)
- raise
- return True
-
-def mkdirs(path):
- """
- Ensures the path is a directory or makes it if not. Errors if the path
- exists but is a file or on permissions failure.
-
- :param path: path to create
- """
- if not os.path.isdir(path):
- do_makedirs(path)
-
-def dir_empty(path):
- """
- Return true if directory/container is empty.
- :param path: Directory path.
- :returns: True/False.
- """
- if os.path.isdir(path):
- files = do_listdir(path)
- return not files
- elif not os.path.exists(path):
- raise FileOrDirNotFoundError()
- raise NotDirectoryError()
-
-def rmdirs(path):
- if not os.path.isdir(path):
- return False
- try:
- os.rmdir(path)
- except OSError as err:
- if err.errno != errno.ENOENT:
- logging.error("rmdirs failed on %s, err: %s", path, err.strerror)
- return False
- return True
-
-def do_fsync(fd):
- try:
- tpool.execute(os.fsync, fd)
- except OSError as err:
- logging.exception("fsync failed with err: %s", err.strerror)
- raise
- return True
diff --git a/ufo/gluster/swift/common/middleware/__init__.py b/ufo/gluster/swift/common/middleware/__init__.py
deleted file mode 100644
index e69de29bb..000000000
--- a/ufo/gluster/swift/common/middleware/__init__.py
+++ /dev/null
diff --git a/ufo/gluster/swift/common/middleware/gluster.py b/ufo/gluster/swift/common/middleware/gluster.py
deleted file mode 100644
index ab63c51e1..000000000
--- a/ufo/gluster/swift/common/middleware/gluster.py
+++ /dev/null
@@ -1,40 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# Noop Middleware that simply allows us to monkey patch the constraints
-import gluster.swift.common.constraints
-
-class Gluster(object):
- """
- Noop middleware for use with the proxy server to get paste.deploy to load
- this middleware such that the plugin constraints monkey patch the common
- constraints ahead of their use.
- """
- def __init__(self, app, conf):
- self.app = app
- self.conf = conf
-
- def __call__(self, env, start_response):
- return self.app(env, start_response)
-
-
-def filter_factory(global_conf, **local_conf):
- """Returns a WSGI filter app for use with paste.deploy."""
- conf = global_conf.copy()
- conf.update(local_conf)
-
- def gluster_filter(app):
- return Gluster(app, conf)
- return gluster_filter
diff --git a/ufo/gluster/swift/common/ring.py b/ufo/gluster/swift/common/ring.py
deleted file mode 100644
index 06aab8d37..000000000
--- a/ufo/gluster/swift/common/ring.py
+++ /dev/null
@@ -1,111 +0,0 @@
-# Copyright (c) 2013 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-from ConfigParser import ConfigParser
-from swift.common.ring import ring
-from swift.common.utils import search_tree
-from gluster.swift.common.Glusterfs import SWIFT_DIR
-
-reseller_prefix = "AUTH_"
-conf_files = search_tree(SWIFT_DIR, "proxy-server*", 'conf')
-if conf_files:
- conf_file = conf_files[0]
-
-_conf = ConfigParser()
-if conf_files and _conf.read(conf_file):
- if _conf.defaults().get("reseller_prefix", None):
- reseller_prefix = _conf.defaults().get("reseller_prefix")
- else:
- for key, value in _conf._sections.items():
- if value.get("reseller_prefix", None):
- reseller_prefix = value["reseller_prefix"]
- break
-
-if not reseller_prefix.endswith('_'):
- reseller_prefix = reseller_prefix + '_'
-
-class Ring(ring.Ring):
- def _get_part_nodes(self, part):
- seen_ids = set()
- nodes = [dev for dev in self._devs \
- if dev['device'] == self.acc_name \
- and not (dev['id'] in seen_ids \
- or seen_ids.add(dev['id']))]
- if not nodes:
- nodes = [self.false_node]
- return nodes
-
- def get_part_nodes(self, part):
- """
- Get the nodes that are responsible for the partition. If one
- node is responsible for more than one replica of the same
- partition, it will only appear in the output once.
-
- :param part: partition to get nodes for
- :returns: list of node dicts
-
- See :func:`get_nodes` for a description of the node dicts.
- """
- return self._get_part_nodes(part)
-
- def get_nodes(self, account, container=None, obj=None):
- """
- Get the partition and nodes for an account/container/object.
- If a node is responsible for more than one replica, it will
- only appear in the output once.
- :param account: account name
- :param container: container name
- :param obj: object name
- :returns: a tuple of (partition, list of node dicts)
-
- Each node dict will have at least the following keys:
- ====== ===============================================================
- id unique integer identifier amongst devices
- weight a float of the relative weight of this device as compared to
- others; this indicates how many partitions the builder will try
- to assign to this device
- zone integer indicating which zone the device is in; a given
- partition will not be assigned to multiple devices within the
- same zone
- ip the ip address of the device
- port the tcp port of the device
- device the device's name on disk (sdb1, for example)
- meta general use 'extra' field; for example: the online date, the
- hardware description
- ====== ===============================================================
- """
- self.false_node = {'zone': 1, 'weight': 100.0, 'ip': '127.0.0.1', 'id': 0, \
- 'meta': '', 'device': 'volume_not_in_ring', \
- 'port': 6012}
- if account.startswith(reseller_prefix):
- self.acc_name = account.replace(reseller_prefix, '', 1)
- else:
- self.acc_name = account
-
- part = 0
- return part, self._get_part_nodes(part)
-
-
- def get_more_nodes(self, part):
- """
- Generator to get extra nodes for a partition for hinted handoff.
-
- :param part: partition to get handoff nodes for
- :returns: generator of node dicts
-
- See :func:`get_nodes` for a description of the node dicts.
- Should never be called in the swift UFO environment, so yield nothing
- """
- yield self.false_node
diff --git a/ufo/gluster/swift/common/utils.py b/ufo/gluster/swift/common/utils.py
deleted file mode 100644
index f2cd8dea1..000000000
--- a/ufo/gluster/swift/common/utils.py
+++ /dev/null
@@ -1,496 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import logging
-import os
-import errno
-import xattr
-import random
-from hashlib import md5
-from eventlet import sleep
-import cPickle as pickle
-from ConfigParser import ConfigParser, NoSectionError, NoOptionError
-from swift.common.utils import normalize_timestamp, TRUE_VALUES
-from gluster.swift.common.fs_utils import *
-from gluster.swift.common import Glusterfs
-
-X_CONTENT_TYPE = 'Content-Type'
-X_CONTENT_LENGTH = 'Content-Length'
-X_TIMESTAMP = 'X-Timestamp'
-X_PUT_TIMESTAMP = 'X-PUT-Timestamp'
-X_TYPE = 'X-Type'
-X_ETAG = 'ETag'
-X_OBJECTS_COUNT = 'X-Object-Count'
-X_BYTES_USED = 'X-Bytes-Used'
-X_CONTAINER_COUNT = 'X-Container-Count'
-X_OBJECT_TYPE = 'X-Object-Type'
-DIR_TYPE = 'application/directory'
-ACCOUNT = 'Account'
-METADATA_KEY = 'user.swift.metadata'
-MAX_XATTR_SIZE = 65536
-CONTAINER = 'container'
-DIR = 'dir'
-MARKER_DIR = 'marker_dir'
-TEMP_DIR = 'tmp'
-ASYNCDIR = 'async_pending' # Keep in sync with swift.obj.server.ASYNCDIR
-FILE = 'file'
-FILE_TYPE = 'application/octet-stream'
-OBJECT = 'Object'
-OBJECT_TYPE = 'application/octet-stream'
-DEFAULT_UID = -1
-DEFAULT_GID = -1
-PICKLE_PROTOCOL = 2
-CHUNK_SIZE = 65536
-MEMCACHE_KEY_PREFIX = 'gluster.swift.'
-MEMCACHE_ACCOUNT_DETAILS_KEY_PREFIX = MEMCACHE_KEY_PREFIX + 'account.details.'
-MEMCACHE_CONTAINER_DETAILS_KEY_PREFIX = MEMCACHE_KEY_PREFIX + 'container.details.'
-
-def read_metadata(path):
- """
- Helper function to read the pickled metadata from a File/Directory.
-
- :param path: File/Directory to read metadata from.
-
- :returns: dictionary of metadata
- """
- metadata = None
- metadata_s = ''
- key = 0
- while metadata is None:
- try:
- metadata_s += xattr.getxattr(path, '%s%s' % (METADATA_KEY, (key or '')))
- except IOError as err:
- if err.errno == errno.ENODATA:
- if key > 0:
- # No errors reading the xattr keys, but since we have not
- # been able to find enough chunks to get a successful
- # unpickle operation, we consider the metadata lost, and
- # drop the existing data so that the internal state can be
- # recreated.
- clean_metadata(path)
- # We either could not find any metadata key, or we could find
- # some keys, but were not successful in performing the
- # unpickling (missing keys perhaps)? Either way, just report
- # to the caller we have no metadata.
- metadata = {}
- else:
- logging.exception("xattr.getxattr failed on %s key %s err: %s",
- path, key, str(err))
- # Note that we don't touch the keys on errors fetching the
- # data since it could be a transient state.
- raise
- else:
- try:
- # If this key provides all or the remaining part of the pickle
- # data, we don't need to keep searching for more keys. This
- # means if we only need to store data in N xattr key/value
- # pair, we only need to invoke xattr get N times. With large
- # keys sizes we are shooting for N = 1.
- metadata = pickle.loads(metadata_s)
- assert isinstance(metadata, dict)
- except EOFError, pickle.UnpicklingError:
- # We still are not able recognize this existing data collected
- # as a pickled object. Make sure we loop around to try to get
- # more from another xattr key.
- metadata = None
- key += 1
- return metadata
-
-def write_metadata(path, metadata):
- """
- Helper function to write pickled metadata for a File/Directory.
-
- :param path: File/Directory path to write the metadata
- :param metadata: dictionary to metadata write
- """
- assert isinstance(metadata, dict)
- metastr = pickle.dumps(metadata, PICKLE_PROTOCOL)
- key = 0
- while metastr:
- try:
- xattr.setxattr(path, '%s%s' % (METADATA_KEY, key or ''), metastr[:MAX_XATTR_SIZE])
- except IOError as err:
- logging.exception("setxattr failed on %s key %s err: %s", path, key, str(err))
- raise
- metastr = metastr[MAX_XATTR_SIZE:]
- key += 1
-
-def clean_metadata(path):
- key = 0
- while True:
- try:
- xattr.removexattr(path, '%s%s' % (METADATA_KEY, (key or '')))
- except IOError as err:
- if err.errno == errno.ENODATA:
- break
- raise
- key += 1
-
-def check_user_xattr(path):
- if not os_path.exists(path):
- return False
- try:
- xattr.setxattr(path, 'user.test.key1', 'value1')
- except IOError as err:
- logging.exception("check_user_xattr: set failed on %s err: %s", path, str(err))
- raise
- try:
- xattr.removexattr(path, 'user.test.key1')
- except IOError as err:
- logging.exception("check_user_xattr: remove failed on %s err: %s", path, str(err))
- #Remove xattr may fail in case of concurrent remove.
- return True
-
-def validate_container(metadata):
- if not metadata:
- logging.warn('validate_container: No metadata')
- return False
-
- if X_TYPE not in metadata.keys() or \
- X_TIMESTAMP not in metadata.keys() or \
- X_PUT_TIMESTAMP not in metadata.keys() or \
- X_OBJECTS_COUNT not in metadata.keys() or \
- X_BYTES_USED not in metadata.keys():
- #logging.warn('validate_container: Metadata missing entries: %s' % metadata)
- return False
-
- (value, timestamp) = metadata[X_TYPE]
- if value == CONTAINER:
- return True
-
- logging.warn('validate_container: metadata type is not CONTAINER (%r)' % (value,))
- return False
-
-def validate_account(metadata):
- if not metadata:
- logging.warn('validate_account: No metadata')
- return False
-
- if X_TYPE not in metadata.keys() or \
- X_TIMESTAMP not in metadata.keys() or \
- X_PUT_TIMESTAMP not in metadata.keys() or \
- X_OBJECTS_COUNT not in metadata.keys() or \
- X_BYTES_USED not in metadata.keys() or \
- X_CONTAINER_COUNT not in metadata.keys():
- #logging.warn('validate_account: Metadata missing entries: %s' % metadata)
- return False
-
- (value, timestamp) = metadata[X_TYPE]
- if value == ACCOUNT:
- return True
-
- logging.warn('validate_account: metadata type is not ACCOUNT (%r)' % (value,))
- return False
-
-def validate_object(metadata):
- if not metadata:
- logging.warn('validate_object: No metadata')
- return False
-
- if X_TIMESTAMP not in metadata.keys() or \
- X_CONTENT_TYPE not in metadata.keys() or \
- X_ETAG not in metadata.keys() or \
- X_CONTENT_LENGTH not in metadata.keys() or \
- X_TYPE not in metadata.keys() or \
- X_OBJECT_TYPE not in metadata.keys():
- #logging.warn('validate_object: Metadata missing entries: %s' % metadata)
- return False
-
- if metadata[X_TYPE] == OBJECT:
- return True
-
- logging.warn('validate_object: metadata type is not OBJECT (%r)' % (metadata[X_TYPE],))
- return False
-
-def is_marker(metadata):
- if not metadata:
- logging.warn('is_marker: No metadata')
- return False
-
- if X_OBJECT_TYPE not in metadata.keys():
- logging.warn('is_marker: X_OBJECT_TYPE missing from metadata: %s' % metadata)
- return False
-
- if metadata[X_OBJECT_TYPE] == MARKER_DIR:
- return True
- else:
- return False
-
-def _update_list(path, cont_path, src_list, reg_file=True, object_count=0,
- bytes_used=0, obj_list=[]):
- # strip the prefix off, also stripping the leading and trailing slashes
- obj_path = path.replace(cont_path, '').strip(os.path.sep)
-
- for obj_name in src_list:
- if obj_path:
- obj_list.append(os.path.join(obj_path, obj_name))
- else:
- obj_list.append(obj_name)
-
- object_count += 1
-
- if Glusterfs._do_getsize and reg_file:
- bytes_used += os_path.getsize(os.path.join(path, obj_name))
- sleep()
-
- return object_count, bytes_used
-
-def update_list(path, cont_path, dirs=[], files=[], object_count=0,
- bytes_used=0, obj_list=[]):
- if files:
- object_count, bytes_used = _update_list(path, cont_path, files, True,
- object_count, bytes_used,
- obj_list)
- if dirs:
- object_count, bytes_used = _update_list(path, cont_path, dirs, False,
- object_count, bytes_used,
- obj_list)
- return object_count, bytes_used
-
-
-class ContainerDetails(object):
- def __init__(self, bytes_used, object_count, obj_list, dir_list):
- self.bytes_used = bytes_used
- self.object_count = object_count
- self.obj_list = obj_list
- self.dir_list = dir_list
-
-
-def _get_container_details_from_fs(cont_path):
- """
- get container details by traversing the filesystem
- """
- bytes_used = 0
- object_count = 0
- obj_list = []
- dir_list = []
-
- if os_path.isdir(cont_path):
- for (path, dirs, files) in do_walk(cont_path):
- object_count, bytes_used = update_list(path, cont_path, dirs, files,
- object_count, bytes_used,
- obj_list)
-
- dir_list.append((path, do_stat(path).st_mtime))
- sleep()
-
- return ContainerDetails(bytes_used, object_count, obj_list, dir_list)
-
-def get_container_details(cont_path, memcache=None):
- """
- Return object_list, object_count and bytes_used.
- """
- mkey = ''
- if memcache:
- mkey = MEMCACHE_CONTAINER_DETAILS_KEY_PREFIX + cont_path
- cd = memcache.get(mkey)
- if cd:
- if not cd.dir_list:
- cd = None
- else:
- for (path, mtime) in cd.dir_list:
- if mtime != do_stat(path).st_mtime:
- cd = None
- else:
- cd = None
- if not cd:
- cd = _get_container_details_from_fs(cont_path)
- if memcache:
- memcache.set(mkey, cd)
- return cd.obj_list, cd.object_count, cd.bytes_used
-
-
-class AccountDetails(object):
- """ A simple class to store the three pieces of information associated
- with an account:
-
- 1. The last known modification time
- 2. The count of containers in the following list
- 3. The list of containers
- """
- def __init__(self, mtime, container_count, container_list):
- self.mtime = mtime
- self.container_count = container_count
- self.container_list = container_list
-
-
-def _get_account_details_from_fs(acc_path, acc_stats):
- container_list = []
- container_count = 0
-
- if not acc_stats:
- acc_stats = do_stat(acc_path)
- is_dir = (acc_stats.st_mode & 0040000) != 0
- if is_dir:
- for name in do_listdir(acc_path):
- if name.lower() == TEMP_DIR \
- or name.lower() == ASYNCDIR \
- or not os_path.isdir(os.path.join(acc_path, name)):
- continue
- container_count += 1
- container_list.append(name)
-
- return AccountDetails(acc_stats.st_mtime, container_count, container_list)
-
-def get_account_details(acc_path, memcache=None):
- """
- Return container_list and container_count.
- """
- acc_stats = None
- mkey = ''
- if memcache:
- mkey = MEMCACHE_ACCOUNT_DETAILS_KEY_PREFIX + acc_path
- ad = memcache.get(mkey)
- if ad:
- # FIXME: Do we really need to stat the file? If we are object
- # only, then we can track the other Swift HTTP APIs that would
- # modify the account and invalidate the cached entry there. If we
- # are not object only, are we even called on this path?
- acc_stats = do_stat(acc_path)
- if ad.mtime != acc_stats.st_mtime:
- ad = None
- else:
- ad = None
- if not ad:
- ad = _get_account_details_from_fs(acc_path, acc_stats)
- if memcache:
- memcache.set(mkey, ad)
- return ad.container_list, ad.container_count
-
-def _get_etag(path):
- etag = md5()
- with open(path, 'rb') as fp:
- while True:
- chunk = fp.read(CHUNK_SIZE)
- if chunk:
- etag.update(chunk)
- else:
- break
- return etag.hexdigest()
-
-def get_object_metadata(obj_path):
- """
- Return metadata of object.
- """
- try:
- stats = do_stat(obj_path)
- except OSError as e:
- if e.errno != errno.ENOENT:
- raise
- metadata = {}
- else:
- is_dir = (stats.st_mode & 0040000) != 0
- metadata = {
- X_TYPE: OBJECT,
- X_TIMESTAMP: normalize_timestamp(stats.st_ctime),
- X_CONTENT_TYPE: DIR_TYPE if is_dir else FILE_TYPE,
- X_OBJECT_TYPE: DIR if is_dir else FILE,
- X_CONTENT_LENGTH: 0 if is_dir else stats.st_size,
- X_ETAG: md5().hexdigest() if is_dir else _get_etag(obj_path),
- }
- return metadata
-
-def _add_timestamp(metadata_i):
- # At this point we have a simple key/value dictionary, turn it into
- # key/(value,timestamp) pairs.
- timestamp = 0
- metadata = {}
- for key, value_i in metadata_i.iteritems():
- if not isinstance(value_i, tuple):
- metadata[key] = (value_i, timestamp)
- else:
- metadata[key] = value_i
- return metadata
-
-def get_container_metadata(cont_path, memcache=None):
- objects = []
- object_count = 0
- bytes_used = 0
- objects, object_count, bytes_used = get_container_details(cont_path, memcache)
- metadata = {X_TYPE: CONTAINER,
- X_TIMESTAMP: normalize_timestamp(os_path.getctime(cont_path)),
- X_PUT_TIMESTAMP: normalize_timestamp(os_path.getmtime(cont_path)),
- X_OBJECTS_COUNT: object_count,
- X_BYTES_USED: bytes_used}
- return _add_timestamp(metadata)
-
-def get_account_metadata(acc_path, memcache=None):
- containers = []
- container_count = 0
- containers, container_count = get_account_details(acc_path, memcache)
- metadata = {X_TYPE: ACCOUNT,
- X_TIMESTAMP: normalize_timestamp(os_path.getctime(acc_path)),
- X_PUT_TIMESTAMP: normalize_timestamp(os_path.getmtime(acc_path)),
- X_OBJECTS_COUNT: 0,
- X_BYTES_USED: 0,
- X_CONTAINER_COUNT: container_count}
- return _add_timestamp(metadata)
-
-def restore_metadata(path, metadata):
- meta_orig = read_metadata(path)
- if meta_orig:
- meta_new = meta_orig.copy()
- meta_new.update(metadata)
- else:
- meta_new = metadata
- if meta_orig != meta_new:
- write_metadata(path, meta_new)
- return meta_new
-
-def create_object_metadata(obj_path):
- metadata = get_object_metadata(obj_path)
- return restore_metadata(obj_path, metadata)
-
-def create_container_metadata(cont_path, memcache=None):
- metadata = get_container_metadata(cont_path, memcache)
- return restore_metadata(cont_path, metadata)
-
-def create_account_metadata(acc_path, memcache=None):
- metadata = get_account_metadata(acc_path, memcache)
- return restore_metadata(acc_path, metadata)
-
-def write_pickle(obj, dest, tmp=None, pickle_protocol=0):
- """
- Ensure that a pickle file gets written to disk. The file is first written
- to a tmp file location in the destination directory path, ensured it is
- synced to disk, then moved to its final destination name.
-
- This version takes advantage of Gluster's dot-prefix-dot-suffix naming
- where the a file named ".thefile.name.9a7aasv" is hashed to the same
- Gluster node as "thefile.name". This ensures the renaming of a temp file
- once written does not move it to another Gluster node.
-
- :param obj: python object to be pickled
- :param dest: path of final destination file
- :param tmp: path to tmp to use, defaults to None (ignored)
- :param pickle_protocol: protocol to pickle the obj with, defaults to 0
- """
- dirname = os.path.dirname(dest)
- basename = os.path.basename(dest)
- tmpname = '.' + basename + '.' + md5(basename + str(random.random())).hexdigest()
- tmppath = os.path.join(dirname, tmpname)
- with open(tmppath, 'wb') as fo:
- pickle.dump(obj, fo, pickle_protocol)
- # TODO: This flush() method call turns into a flush() system call
- # We'll need to wrap this as well, but we would do this by writing
- #a context manager for our own open() method which returns an object
- # in fo which makes the gluster API call.
- fo.flush()
- do_fsync(fo)
- do_rename(tmppath, dest)
-
-# Over-ride Swift's utils.write_pickle with ours
-import swift.common.utils
-swift.common.utils.write_pickle = write_pickle
diff --git a/ufo/gluster/swift/container/__init__.py b/ufo/gluster/swift/container/__init__.py
deleted file mode 100644
index e69de29bb..000000000
--- a/ufo/gluster/swift/container/__init__.py
+++ /dev/null
diff --git a/ufo/gluster/swift/container/server.py b/ufo/gluster/swift/container/server.py
deleted file mode 100644
index c5792aaa2..000000000
--- a/ufo/gluster/swift/container/server.py
+++ /dev/null
@@ -1,46 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-""" Container Server for Gluster Swift UFO """
-
-# Simply importing this monkey patches the constraint handling to fit our
-# needs
-import gluster.swift.common.constraints
-
-from swift.container import server
-from gluster.swift.common.DiskDir import DiskDir
-
-
-class ContainerController(server.ContainerController):
- def _get_container_broker(self, drive, part, account, container):
- """
- Overriden to provide the GlusterFS specific broker that talks to
- Gluster for the information related to servicing a given request
- instead of talking to a database.
-
- :param drive: drive that holds the container
- :param part: partition the container is in
- :param account: account name
- :param container: container name
- :returns: DiskDir object
- """
- return DiskDir(self.root, drive, account, container, self.logger)
-
-
-def app_factory(global_conf, **local_conf):
- """paste.deploy app factory for creating WSGI container server apps."""
- conf = global_conf.copy()
- conf.update(local_conf)
- return ContainerController(conf)
diff --git a/ufo/gluster/swift/obj/__init__.py b/ufo/gluster/swift/obj/__init__.py
deleted file mode 100644
index e69de29bb..000000000
--- a/ufo/gluster/swift/obj/__init__.py
+++ /dev/null
diff --git a/ufo/gluster/swift/obj/server.py b/ufo/gluster/swift/obj/server.py
deleted file mode 100644
index 1c2b6cb1d..000000000
--- a/ufo/gluster/swift/obj/server.py
+++ /dev/null
@@ -1,34 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-""" Object Server for Gluster Swift UFO """
-
-# Simply importing this monkey patches the constraint handling to fit our
-# needs
-import gluster.swift.common.constraints
-import gluster.swift.common.utils
-
-from swift.obj import server
-from gluster.swift.common.DiskFile import Gluster_DiskFile
-
-# Monkey patch the object server module to use Gluster's DiskFile definition
-server.DiskFile = Gluster_DiskFile
-
-
-def app_factory(global_conf, **local_conf):
- """paste.deploy app factory for creating WSGI object server apps"""
- conf = global_conf.copy()
- conf.update(local_conf)
- return server.ObjectController(conf)
diff --git a/ufo/gluster/swift/proxy/__init__.py b/ufo/gluster/swift/proxy/__init__.py
deleted file mode 100644
index e69de29bb..000000000
--- a/ufo/gluster/swift/proxy/__init__.py
+++ /dev/null
diff --git a/ufo/gluster/swift/proxy/server.py b/ufo/gluster/swift/proxy/server.py
deleted file mode 100644
index 792a97df9..000000000
--- a/ufo/gluster/swift/proxy/server.py
+++ /dev/null
@@ -1,27 +0,0 @@
-# Copyright (c) 2012 Red Hat, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-
-# Simply importing this monkey patches the constraint handling to fit our
-# needs
-import gluster.swift.common.constraints
-
-from swift.proxy import server
-
-def app_factory(global_conf, **local_conf):
- """paste.deploy app factory for creating WSGI proxy apps."""
- conf = global_conf.copy()
- conf.update(local_conf)
- return server.Application(conf)
generated by cgit (git 2.34.1) at 2024-04-28 12:13:04 +0000