root / kamaki / clients / pithos / __init__.py @ 915b99b5
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# Copyright 2011-2013 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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from threading import enumerate as activethreads |
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from os import fstat |
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from hashlib import new as newhashlib |
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from time import time |
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from StringIO import StringIO |
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from binascii import hexlify |
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from kamaki.clients import SilentEvent, sendlog |
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from kamaki.clients.pithos.rest_api import PithosRestClient |
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from kamaki.clients.storage import ClientError |
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from kamaki.clients.utils import path4url, filter_in |
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def _pithos_hash(block, blockhash): |
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h = newhashlib(blockhash) |
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h.update(block.rstrip('\x00'))
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return h.hexdigest()
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def _range_up(start, end, a_range): |
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if a_range:
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(rstart, rend) = a_range.split('-')
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(rstart, rend) = (int(rstart), int(rend)) |
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if rstart > end or rend < start: |
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return (0, 0) |
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if rstart > start:
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start = rstart |
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if rend < end:
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end = rend |
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return (start, end)
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class PithosClient(PithosRestClient): |
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"""Synnefo Pithos+ API client"""
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def __init__(self, base_url, token, account=None, container=None): |
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super(PithosClient, self).__init__(base_url, token, account, container) |
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def create_container( |
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self,
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container=None, sizelimit=None, versioning=None, metadata=None): |
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"""
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:param container: (str) if not given, self.container is used instead
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:param sizelimit: (int) container total size limit in bytes
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:param versioning: (str) can be auto or whatever supported by server
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:param metadata: (dict) Custom user-defined metadata of the form
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{ 'name1': 'value1', 'name2': 'value2', ... }
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:returns: (dict) response headers
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"""
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cnt_back_up = self.container
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try:
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self.container = container or cnt_back_up |
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r = self.container_put(
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quota=sizelimit, versioning=versioning, metadata=metadata) |
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return r.headers
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finally:
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self.container = cnt_back_up
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def purge_container(self, container=None): |
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"""Delete an empty container and destroy associated blocks
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"""
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cnt_back_up = self.container
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try:
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self.container = container or cnt_back_up |
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r = self.container_delete(until=unicode(time())) |
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finally:
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self.container = cnt_back_up
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return r.headers
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def upload_object_unchunked( |
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self, obj, f,
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withHashFile=False,
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size=None,
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etag=None,
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content_encoding=None,
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content_disposition=None,
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content_type=None,
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sharing=None,
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public=None):
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"""
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:param obj: (str) remote object path
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:param f: open file descriptor
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:param withHashFile: (bool)
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:param size: (int) size of data to upload
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:param etag: (str)
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:param content_encoding: (str)
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:param content_disposition: (str)
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:param content_type: (str)
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:param sharing: {'read':[user and/or grp names],
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'write':[usr and/or grp names]}
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:param public: (bool)
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:returns: (dict) created object metadata
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"""
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self._assert_container()
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if withHashFile:
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data = f.read() |
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try:
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import json |
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data = json.dumps(json.loads(data)) |
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except ValueError: |
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raise ClientError('"%s" is not json-formated' % f.name, 1) |
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except SyntaxError: |
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msg = '"%s" is not a valid hashmap file' % f.name
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raise ClientError(msg, 1) |
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f = StringIO(data) |
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else:
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data = f.read(size) if size else f.read() |
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r = self.object_put(
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obj, |
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data=data, |
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etag=etag, |
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content_encoding=content_encoding, |
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content_disposition=content_disposition, |
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content_type=content_type, |
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permissions=sharing, |
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public=public, |
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success=201)
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return r.headers
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def create_object_by_manifestation( |
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self, obj,
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etag=None,
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content_encoding=None,
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content_disposition=None,
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content_type=None,
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sharing=None,
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public=None):
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"""
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:param obj: (str) remote object path
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:param etag: (str)
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:param content_encoding: (str)
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:param content_disposition: (str)
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:param content_type: (str)
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:param sharing: {'read':[user and/or grp names],
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'write':[usr and/or grp names]}
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:param public: (bool)
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:returns: (dict) created object metadata
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"""
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self._assert_container()
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r = self.object_put(
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obj, |
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content_length=0,
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etag=etag, |
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content_encoding=content_encoding, |
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content_disposition=content_disposition, |
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content_type=content_type, |
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permissions=sharing, |
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public=public, |
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manifest='%s/%s' % (self.container, obj)) |
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return r.headers
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# upload_* auxiliary methods
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def _put_block_async(self, data, hash): |
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event = SilentEvent(method=self._put_block, data=data, hash=hash) |
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event.start() |
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return event
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def _put_block(self, data, hash): |
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r = self.container_post(
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update=True,
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content_type='application/octet-stream',
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content_length=len(data),
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data=data, |
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format='json')
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assert r.json[0] == hash, 'Local hash does not match server' |
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def _get_file_block_info(self, fileobj, size=None, cache=None): |
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"""
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:param fileobj: (file descriptor) source
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:param size: (int) size of data to upload from source
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:param cache: (dict) if provided, cache container info response to
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avoid redundant calls
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"""
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if isinstance(cache, dict): |
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try:
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meta = cache[self.container]
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except KeyError: |
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meta = self.get_container_info()
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cache[self.container] = meta
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else:
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meta = self.get_container_info()
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blocksize = int(meta['x-container-block-size']) |
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blockhash = meta['x-container-block-hash']
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size = size if size is not None else fstat(fileobj.fileno()).st_size |
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nblocks = 1 + (size - 1) // blocksize |
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return (blocksize, blockhash, size, nblocks)
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def _create_object_or_get_missing_hashes( |
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self, obj, json,
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size=None,
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format='json',
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hashmap=True,
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content_type=None,
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if_etag_match=None,
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if_etag_not_match=None,
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content_encoding=None,
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content_disposition=None,
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permissions=None,
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public=None,
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success=(201, 409)): |
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r = self.object_put(
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obj, |
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format='json',
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hashmap=True,
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content_type=content_type, |
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json=json, |
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if_etag_match=if_etag_match, |
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if_etag_not_match=if_etag_not_match, |
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content_encoding=content_encoding, |
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content_disposition=content_disposition, |
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permissions=permissions, |
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public=public, |
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success=success) |
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return (None if r.status_code == 201 else r.json), r.headers |
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def _calculate_blocks_for_upload( |
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self, blocksize, blockhash, size, nblocks, hashes, hmap, fileobj,
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hash_cb=None):
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offset = 0
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if hash_cb:
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hash_gen = hash_cb(nblocks) |
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hash_gen.next() |
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for i in range(nblocks): |
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block = fileobj.read(min(blocksize, size - offset))
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bytes = len(block)
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hash = _pithos_hash(block, blockhash) |
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hashes.append(hash)
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hmap[hash] = (offset, bytes) |
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offset += bytes
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if hash_cb:
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hash_gen.next() |
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msg = 'Failed to calculate uploaded blocks:'
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' Offset and object size do not match'
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assert offset == size, msg
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def _upload_missing_blocks(self, missing, hmap, fileobj, upload_gen=None): |
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"""upload missing blocks asynchronously"""
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self._init_thread_limit()
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flying = [] |
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failures = [] |
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for hash in missing: |
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offset, bytes = hmap[hash]
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fileobj.seek(offset) |
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data = fileobj.read(bytes)
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r = self._put_block_async(data, hash) |
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flying.append(r) |
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unfinished = self._watch_thread_limit(flying)
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for thread in set(flying).difference(unfinished): |
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if thread.exception:
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failures.append(thread) |
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if isinstance( |
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thread.exception, |
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ClientError) and thread.exception.status == 502: |
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self.POOLSIZE = self._thread_limit |
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elif thread.isAlive():
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flying.append(thread) |
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elif upload_gen:
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try:
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upload_gen.next() |
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except:
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pass
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flying = unfinished |
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for thread in flying: |
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thread.join() |
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if thread.exception:
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failures.append(thread) |
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elif upload_gen:
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try:
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upload_gen.next() |
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except:
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pass
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return [failure.kwargs['hash'] for failure in failures] |
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def upload_object( |
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self, obj, f,
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size=None,
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hash_cb=None,
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upload_cb=None,
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etag=None,
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if_etag_match=None,
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if_not_exist=None,
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content_encoding=None,
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content_disposition=None,
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content_type=None,
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sharing=None,
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public=None,
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container_info_cache=None):
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"""Upload an object using multiple connections (threads)
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:param obj: (str) remote object path
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:param f: open file descriptor (rb)
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:param hash_cb: optional progress.bar object for calculating hashes
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:param upload_cb: optional progress.bar object for uploading
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:param etag: (str)
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:param if_etag_match: (str) Push that value to if-match header at file
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creation
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:param if_not_exist: (bool) If true, the file will be uploaded ONLY if
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it does not exist remotely, otherwise the operation will fail.
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Involves the case of an object with the same path is created while
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the object is being uploaded.
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|
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:param content_encoding: (str)
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:param content_disposition: (str)
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:param content_type: (str)
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|
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:param sharing: {'read':[user and/or grp names],
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'write':[usr and/or grp names]}
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|
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:param public: (bool)
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|
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:param container_info_cache: (dict) if given, avoid redundant calls to
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server for container info (block size and hash information)
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"""
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self._assert_container()
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|
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block_info = ( |
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blocksize, blockhash, size, nblocks) = self._get_file_block_info(
|
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f, size, container_info_cache) |
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(hashes, hmap, offset) = ([], {}, 0)
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if not content_type: |
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content_type = 'application/octet-stream'
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|
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self._calculate_blocks_for_upload(
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*block_info, |
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hashes=hashes, |
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hmap=hmap, |
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fileobj=f, |
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hash_cb=hash_cb) |
401 |
|
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hashmap = dict(bytes=size, hashes=hashes)
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missing, obj_headers = self._create_object_or_get_missing_hashes(
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obj, hashmap, |
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content_type=content_type, |
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size=size, |
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if_etag_match=if_etag_match, |
408 |
if_etag_not_match='*' if if_not_exist else None, |
409 |
content_encoding=content_encoding, |
410 |
content_disposition=content_disposition, |
411 |
permissions=sharing, |
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public=public) |
413 |
|
414 |
if missing is None: |
415 |
return obj_headers
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416 |
|
417 |
if upload_cb:
|
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upload_gen = upload_cb(len(missing))
|
419 |
for i in range(len(missing), len(hashmap['hashes']) + 1): |
420 |
try:
|
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upload_gen.next() |
422 |
except:
|
423 |
upload_gen = None
|
424 |
else:
|
425 |
upload_gen = None
|
426 |
|
427 |
retries = 7
|
428 |
try:
|
429 |
while retries:
|
430 |
sendlog.info('%s blocks missing' % len(missing)) |
431 |
num_of_blocks = len(missing)
|
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missing = self._upload_missing_blocks(
|
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missing, |
434 |
hmap, |
435 |
f, |
436 |
upload_gen) |
437 |
if missing:
|
438 |
if num_of_blocks == len(missing): |
439 |
retries -= 1
|
440 |
else:
|
441 |
num_of_blocks = len(missing)
|
442 |
else:
|
443 |
break
|
444 |
if missing:
|
445 |
raise ClientError(
|
446 |
'%s blocks failed to upload' % len(missing), |
447 |
details=['%s' % thread.exception for thread in missing]) |
448 |
except KeyboardInterrupt: |
449 |
sendlog.info('- - - wait for threads to finish')
|
450 |
for thread in activethreads(): |
451 |
thread.join() |
452 |
raise
|
453 |
|
454 |
r = self.object_put(
|
455 |
obj, |
456 |
format='json',
|
457 |
hashmap=True,
|
458 |
content_type=content_type, |
459 |
if_etag_match=if_etag_match, |
460 |
if_etag_not_match='*' if if_not_exist else None, |
461 |
etag=etag, |
462 |
json=hashmap, |
463 |
permissions=sharing, |
464 |
public=public, |
465 |
success=201)
|
466 |
return r.headers
|
467 |
|
468 |
def upload_from_string( |
469 |
self, obj, input_str,
|
470 |
hash_cb=None,
|
471 |
upload_cb=None,
|
472 |
etag=None,
|
473 |
if_etag_match=None,
|
474 |
if_not_exist=None,
|
475 |
content_encoding=None,
|
476 |
content_disposition=None,
|
477 |
content_type=None,
|
478 |
sharing=None,
|
479 |
public=None,
|
480 |
container_info_cache=None):
|
481 |
"""Upload an object using multiple connections (threads)
|
482 |
|
483 |
:param obj: (str) remote object path
|
484 |
|
485 |
:param input_str: (str) upload content
|
486 |
|
487 |
:param hash_cb: optional progress.bar object for calculating hashes
|
488 |
|
489 |
:param upload_cb: optional progress.bar object for uploading
|
490 |
|
491 |
:param etag: (str)
|
492 |
|
493 |
:param if_etag_match: (str) Push that value to if-match header at file
|
494 |
creation
|
495 |
|
496 |
:param if_not_exist: (bool) If true, the file will be uploaded ONLY if
|
497 |
it does not exist remotely, otherwise the operation will fail.
|
498 |
Involves the case of an object with the same path is created while
|
499 |
the object is being uploaded.
|
500 |
|
501 |
:param content_encoding: (str)
|
502 |
|
503 |
:param content_disposition: (str)
|
504 |
|
505 |
:param content_type: (str)
|
506 |
|
507 |
:param sharing: {'read':[user and/or grp names],
|
508 |
'write':[usr and/or grp names]}
|
509 |
|
510 |
:param public: (bool)
|
511 |
|
512 |
:param container_info_cache: (dict) if given, avoid redundant calls to
|
513 |
server for container info (block size and hash information)
|
514 |
"""
|
515 |
self._assert_container()
|
516 |
|
517 |
blocksize, blockhash, size, nblocks = self._get_file_block_info(
|
518 |
fileobj=None, size=len(input_str), cache=container_info_cache) |
519 |
(hashes, hmap, offset) = ([], {}, 0)
|
520 |
if not content_type: |
521 |
content_type = 'application/octet-stream'
|
522 |
|
523 |
num_of_blocks, blockmod = size / blocksize, size % blocksize |
524 |
num_of_blocks += (1 if blockmod else 0) if num_of_blocks else blockmod |
525 |
|
526 |
hashes = [] |
527 |
hmap = {} |
528 |
for blockid in range(num_of_blocks): |
529 |
start = blockid * blocksize |
530 |
block = input_str[start: (start + blocksize)] |
531 |
hashes.append(_pithos_hash(block, blockhash)) |
532 |
hmap[hashes[blockid]] = (start, block) |
533 |
|
534 |
hashmap = dict(bytes=size, hashes=hashes)
|
535 |
missing, obj_headers = self._create_object_or_get_missing_hashes(
|
536 |
obj, hashmap, |
537 |
content_type=content_type, |
538 |
size=size, |
539 |
if_etag_match=if_etag_match, |
540 |
if_etag_not_match='*' if if_not_exist else None, |
541 |
content_encoding=content_encoding, |
542 |
content_disposition=content_disposition, |
543 |
permissions=sharing, |
544 |
public=public) |
545 |
if missing is None: |
546 |
return obj_headers
|
547 |
num_of_missing = len(missing)
|
548 |
|
549 |
if upload_cb:
|
550 |
self.progress_bar_gen = upload_cb(num_of_blocks)
|
551 |
for i in range(num_of_blocks + 1 - num_of_missing): |
552 |
self._cb_next()
|
553 |
|
554 |
tries = 7
|
555 |
old_failures = 0
|
556 |
try:
|
557 |
while tries and missing: |
558 |
flying = [] |
559 |
failures = [] |
560 |
for hash in missing: |
561 |
offset, block = hmap[hash]
|
562 |
bird = self._put_block_async(block, hash) |
563 |
flying.append(bird) |
564 |
unfinished = self._watch_thread_limit(flying)
|
565 |
for thread in set(flying).difference(unfinished): |
566 |
if thread.exception:
|
567 |
failures.append(thread.kwargs['hash'])
|
568 |
if thread.isAlive():
|
569 |
flying.append(thread) |
570 |
else:
|
571 |
self._cb_next()
|
572 |
flying = unfinished |
573 |
for thread in flying: |
574 |
thread.join() |
575 |
if thread.exception:
|
576 |
failures.append(thread.kwargs['hash'])
|
577 |
self._cb_next()
|
578 |
missing = failures |
579 |
if missing and len(missing) == old_failures: |
580 |
tries -= 1
|
581 |
old_failures = len(missing)
|
582 |
if missing:
|
583 |
raise ClientError(
|
584 |
'%s blocks failed to upload' % len(missing), |
585 |
details=['%s' % thread.exception for thread in missing]) |
586 |
except KeyboardInterrupt: |
587 |
sendlog.info('- - - wait for threads to finish')
|
588 |
for thread in activethreads(): |
589 |
thread.join() |
590 |
raise
|
591 |
|
592 |
r = self.object_put(
|
593 |
obj, |
594 |
format='json',
|
595 |
hashmap=True,
|
596 |
content_type=content_type, |
597 |
if_etag_match=if_etag_match, |
598 |
if_etag_not_match='*' if if_not_exist else None, |
599 |
etag=etag, |
600 |
json=hashmap, |
601 |
permissions=sharing, |
602 |
public=public, |
603 |
success=201)
|
604 |
return r.headers
|
605 |
|
606 |
# download_* auxiliary methods
|
607 |
def _get_remote_blocks_info(self, obj, **restargs): |
608 |
#retrieve object hashmap
|
609 |
myrange = restargs.pop('data_range', None) |
610 |
hashmap = self.get_object_hashmap(obj, **restargs)
|
611 |
restargs['data_range'] = myrange
|
612 |
blocksize = int(hashmap['block_size']) |
613 |
blockhash = hashmap['block_hash']
|
614 |
total_size = hashmap['bytes']
|
615 |
#assert total_size/blocksize + 1 == len(hashmap['hashes'])
|
616 |
map_dict = {} |
617 |
for i, h in enumerate(hashmap['hashes']): |
618 |
# map_dict[h] = i CHAGE
|
619 |
if h in map_dict: |
620 |
map_dict[h].append(i) |
621 |
else:
|
622 |
map_dict[h] = [i] |
623 |
return (blocksize, blockhash, total_size, hashmap['hashes'], map_dict) |
624 |
|
625 |
def _dump_blocks_sync( |
626 |
self, obj, remote_hashes, blocksize, total_size, dst, range, |
627 |
**args): |
628 |
for blockid, blockhash in enumerate(remote_hashes): |
629 |
if blockhash:
|
630 |
start = blocksize * blockid |
631 |
is_last = start + blocksize > total_size |
632 |
end = (total_size - 1) if is_last else (start + blocksize - 1) |
633 |
(start, end) = _range_up(start, end, range)
|
634 |
args['data_range'] = 'bytes=%s-%s' % (start, end) |
635 |
r = self.object_get(obj, success=(200, 206), **args) |
636 |
self._cb_next()
|
637 |
dst.write(r.content) |
638 |
dst.flush() |
639 |
|
640 |
def _get_block_async(self, obj, **args): |
641 |
event = SilentEvent(self.object_get, obj, success=(200, 206), **args) |
642 |
event.start() |
643 |
return event
|
644 |
|
645 |
def _hash_from_file(self, fp, start, size, blockhash): |
646 |
fp.seek(start) |
647 |
block = fp.read(size) |
648 |
h = newhashlib(blockhash) |
649 |
h.update(block.strip('\x00'))
|
650 |
return hexlify(h.digest())
|
651 |
|
652 |
def _thread2file(self, flying, blockids, local_file, offset=0, **restargs): |
653 |
"""write the results of a greenleted rest call to a file
|
654 |
|
655 |
:param offset: the offset of the file up to blocksize
|
656 |
- e.g. if the range is 10-100, all blocks will be written to
|
657 |
normal_position - 10
|
658 |
"""
|
659 |
for key, g in flying.items(): |
660 |
if g.isAlive():
|
661 |
continue
|
662 |
if g.exception:
|
663 |
raise g.exception
|
664 |
block = g.value.content |
665 |
for block_start in blockids[key]: |
666 |
local_file.seek(block_start + offset) |
667 |
local_file.write(block) |
668 |
self._cb_next()
|
669 |
flying.pop(key) |
670 |
blockids.pop(key) |
671 |
local_file.flush() |
672 |
|
673 |
def _dump_blocks_async( |
674 |
self, obj, remote_hashes, blocksize, total_size, local_file,
|
675 |
blockhash=None, resume=False, filerange=None, **restargs): |
676 |
file_size = fstat(local_file.fileno()).st_size if resume else 0 |
677 |
flying = dict()
|
678 |
blockid_dict = dict()
|
679 |
offset = 0
|
680 |
if filerange is not None: |
681 |
rstart = int(filerange.split('-')[0]) |
682 |
offset = rstart if blocksize > rstart else rstart % blocksize |
683 |
|
684 |
self._init_thread_limit()
|
685 |
for block_hash, blockids in remote_hashes.items(): |
686 |
blockids = [blk * blocksize for blk in blockids] |
687 |
unsaved = [blk for blk in blockids if not ( |
688 |
blk < file_size and block_hash == self._hash_from_file( |
689 |
local_file, blk, blocksize, blockhash))] |
690 |
self._cb_next(len(blockids) - len(unsaved)) |
691 |
if unsaved:
|
692 |
key = unsaved[0]
|
693 |
self._watch_thread_limit(flying.values())
|
694 |
self._thread2file(
|
695 |
flying, blockid_dict, local_file, offset, |
696 |
**restargs) |
697 |
end = total_size - 1 if ( |
698 |
key + blocksize > total_size) else key + blocksize - 1 |
699 |
start, end = _range_up(key, end, filerange) |
700 |
if start == end:
|
701 |
self._cb_next()
|
702 |
continue
|
703 |
restargs['async_headers'] = {
|
704 |
'Range': 'bytes=%s-%s' % (start, end)} |
705 |
flying[key] = self._get_block_async(obj, **restargs)
|
706 |
blockid_dict[key] = unsaved |
707 |
|
708 |
for thread in flying.values(): |
709 |
thread.join() |
710 |
self._thread2file(flying, blockid_dict, local_file, offset, **restargs)
|
711 |
|
712 |
def download_object( |
713 |
self, obj, dst,
|
714 |
download_cb=None,
|
715 |
version=None,
|
716 |
resume=False,
|
717 |
range_str=None,
|
718 |
if_match=None,
|
719 |
if_none_match=None,
|
720 |
if_modified_since=None,
|
721 |
if_unmodified_since=None):
|
722 |
"""Download an object (multiple connections, random blocks)
|
723 |
|
724 |
:param obj: (str) remote object path
|
725 |
|
726 |
:param dst: open file descriptor (wb+)
|
727 |
|
728 |
:param download_cb: optional progress.bar object for downloading
|
729 |
|
730 |
:param version: (str) file version
|
731 |
|
732 |
:param resume: (bool) if set, preserve already downloaded file parts
|
733 |
|
734 |
:param range_str: (str) from, to are file positions (int) in bytes
|
735 |
|
736 |
:param if_match: (str)
|
737 |
|
738 |
:param if_none_match: (str)
|
739 |
|
740 |
:param if_modified_since: (str) formated date
|
741 |
|
742 |
:param if_unmodified_since: (str) formated date"""
|
743 |
restargs = dict(
|
744 |
version=version, |
745 |
data_range=None if range_str is None else 'bytes=%s' % range_str, |
746 |
if_match=if_match, |
747 |
if_none_match=if_none_match, |
748 |
if_modified_since=if_modified_since, |
749 |
if_unmodified_since=if_unmodified_since) |
750 |
|
751 |
( |
752 |
blocksize, |
753 |
blockhash, |
754 |
total_size, |
755 |
hash_list, |
756 |
remote_hashes) = self._get_remote_blocks_info(obj, **restargs)
|
757 |
assert total_size >= 0 |
758 |
|
759 |
if download_cb:
|
760 |
self.progress_bar_gen = download_cb(len(hash_list)) |
761 |
self._cb_next()
|
762 |
|
763 |
if dst.isatty():
|
764 |
self._dump_blocks_sync(
|
765 |
obj, |
766 |
hash_list, |
767 |
blocksize, |
768 |
total_size, |
769 |
dst, |
770 |
range_str, |
771 |
**restargs) |
772 |
else:
|
773 |
self._dump_blocks_async(
|
774 |
obj, |
775 |
remote_hashes, |
776 |
blocksize, |
777 |
total_size, |
778 |
dst, |
779 |
blockhash, |
780 |
resume, |
781 |
range_str, |
782 |
**restargs) |
783 |
if not range_str: |
784 |
dst.truncate(total_size) |
785 |
|
786 |
self._complete_cb()
|
787 |
|
788 |
def download_to_string( |
789 |
self, obj,
|
790 |
download_cb=None,
|
791 |
version=None,
|
792 |
range_str=None,
|
793 |
if_match=None,
|
794 |
if_none_match=None,
|
795 |
if_modified_since=None,
|
796 |
if_unmodified_since=None):
|
797 |
"""Download an object to a string (multiple connections). This method
|
798 |
uses threads for http requests, but stores all content in memory.
|
799 |
|
800 |
:param obj: (str) remote object path
|
801 |
|
802 |
:param download_cb: optional progress.bar object for downloading
|
803 |
|
804 |
:param version: (str) file version
|
805 |
|
806 |
:param range_str: (str) from, to are file positions (int) in bytes
|
807 |
|
808 |
:param if_match: (str)
|
809 |
|
810 |
:param if_none_match: (str)
|
811 |
|
812 |
:param if_modified_since: (str) formated date
|
813 |
|
814 |
:param if_unmodified_since: (str) formated date
|
815 |
|
816 |
:returns: (str) the whole object contents
|
817 |
"""
|
818 |
restargs = dict(
|
819 |
version=version, |
820 |
data_range=None if range_str is None else 'bytes=%s' % range_str, |
821 |
if_match=if_match, |
822 |
if_none_match=if_none_match, |
823 |
if_modified_since=if_modified_since, |
824 |
if_unmodified_since=if_unmodified_since) |
825 |
|
826 |
( |
827 |
blocksize, |
828 |
blockhash, |
829 |
total_size, |
830 |
hash_list, |
831 |
remote_hashes) = self._get_remote_blocks_info(obj, **restargs)
|
832 |
assert total_size >= 0 |
833 |
|
834 |
if download_cb:
|
835 |
self.progress_bar_gen = download_cb(len(hash_list)) |
836 |
self._cb_next()
|
837 |
|
838 |
num_of_blocks = len(remote_hashes)
|
839 |
ret = [''] * num_of_blocks
|
840 |
self._init_thread_limit()
|
841 |
flying = dict()
|
842 |
try:
|
843 |
for blockid, blockhash in enumerate(remote_hashes): |
844 |
start = blocksize * blockid |
845 |
is_last = start + blocksize > total_size |
846 |
end = (total_size - 1) if is_last else (start + blocksize - 1) |
847 |
(start, end) = _range_up(start, end, range_str) |
848 |
if start < end:
|
849 |
self._watch_thread_limit(flying.values())
|
850 |
flying[blockid] = self._get_block_async(obj, **restargs)
|
851 |
for runid, thread in flying.items(): |
852 |
if (blockid + 1) == num_of_blocks: |
853 |
thread.join() |
854 |
elif thread.isAlive():
|
855 |
continue
|
856 |
if thread.exception:
|
857 |
raise thread.exception
|
858 |
ret[runid] = thread.value.content |
859 |
self._cb_next()
|
860 |
flying.pop(runid) |
861 |
return ''.join(ret) |
862 |
except KeyboardInterrupt: |
863 |
sendlog.info('- - - wait for threads to finish')
|
864 |
for thread in activethreads(): |
865 |
thread.join() |
866 |
|
867 |
#Command Progress Bar method
|
868 |
def _cb_next(self, step=1): |
869 |
if hasattr(self, 'progress_bar_gen'): |
870 |
try:
|
871 |
for i in xrange(step): |
872 |
self.progress_bar_gen.next()
|
873 |
except:
|
874 |
pass
|
875 |
|
876 |
def _complete_cb(self): |
877 |
while True: |
878 |
try:
|
879 |
self.progress_bar_gen.next()
|
880 |
except:
|
881 |
break
|
882 |
|
883 |
def get_object_hashmap( |
884 |
self, obj,
|
885 |
version=None,
|
886 |
if_match=None,
|
887 |
if_none_match=None,
|
888 |
if_modified_since=None,
|
889 |
if_unmodified_since=None,
|
890 |
data_range=None):
|
891 |
"""
|
892 |
:param obj: (str) remote object path
|
893 |
|
894 |
:param if_match: (str)
|
895 |
|
896 |
:param if_none_match: (str)
|
897 |
|
898 |
:param if_modified_since: (str) formated date
|
899 |
|
900 |
:param if_unmodified_since: (str) formated date
|
901 |
|
902 |
:param data_range: (str) from-to where from and to are integers
|
903 |
denoting file positions in bytes
|
904 |
|
905 |
:returns: (list)
|
906 |
"""
|
907 |
try:
|
908 |
r = self.object_get(
|
909 |
obj, |
910 |
hashmap=True,
|
911 |
version=version, |
912 |
if_etag_match=if_match, |
913 |
if_etag_not_match=if_none_match, |
914 |
if_modified_since=if_modified_since, |
915 |
if_unmodified_since=if_unmodified_since, |
916 |
data_range=data_range) |
917 |
except ClientError as err: |
918 |
if err.status == 304 or err.status == 412: |
919 |
return {}
|
920 |
raise
|
921 |
return r.json
|
922 |
|
923 |
def set_account_group(self, group, usernames): |
924 |
"""
|
925 |
:param group: (str)
|
926 |
|
927 |
:param usernames: (list)
|
928 |
"""
|
929 |
r = self.account_post(update=True, groups={group: usernames}) |
930 |
return r
|
931 |
|
932 |
def del_account_group(self, group): |
933 |
"""
|
934 |
:param group: (str)
|
935 |
"""
|
936 |
self.account_post(update=True, groups={group: []}) |
937 |
|
938 |
def get_account_info(self, until=None): |
939 |
"""
|
940 |
:param until: (str) formated date
|
941 |
|
942 |
:returns: (dict)
|
943 |
"""
|
944 |
r = self.account_head(until=until)
|
945 |
if r.status_code == 401: |
946 |
raise ClientError("No authorization", status=401) |
947 |
return r.headers
|
948 |
|
949 |
def get_account_quota(self): |
950 |
"""
|
951 |
:returns: (dict)
|
952 |
"""
|
953 |
return filter_in(
|
954 |
self.get_account_info(),
|
955 |
'X-Account-Policy-Quota',
|
956 |
exactMatch=True)
|
957 |
|
958 |
def get_account_versioning(self): |
959 |
"""
|
960 |
:returns: (dict)
|
961 |
"""
|
962 |
return filter_in(
|
963 |
self.get_account_info(),
|
964 |
'X-Account-Policy-Versioning',
|
965 |
exactMatch=True)
|
966 |
|
967 |
def get_account_meta(self, until=None): |
968 |
"""
|
969 |
:meta until: (str) formated date
|
970 |
|
971 |
:returns: (dict)
|
972 |
"""
|
973 |
return filter_in(self.get_account_info(until=until), 'X-Account-Meta-') |
974 |
|
975 |
def get_account_group(self): |
976 |
"""
|
977 |
:returns: (dict)
|
978 |
"""
|
979 |
return filter_in(self.get_account_info(), 'X-Account-Group-') |
980 |
|
981 |
def set_account_meta(self, metapairs): |
982 |
"""
|
983 |
:param metapairs: (dict) {key1:val1, key2:val2, ...}
|
984 |
"""
|
985 |
assert(type(metapairs) is dict) |
986 |
r = self.account_post(update=True, metadata=metapairs) |
987 |
return r.headers
|
988 |
|
989 |
def del_account_meta(self, metakey): |
990 |
"""
|
991 |
:param metakey: (str) metadatum key
|
992 |
"""
|
993 |
r = self.account_post(update=True, metadata={metakey: ''}) |
994 |
return r.headers
|
995 |
|
996 |
"""
|
997 |
def set_account_quota(self, quota):
|
998 |
""
|
999 |
:param quota: (int)
|
1000 |
""
|
1001 |
self.account_post(update=True, quota=quota)
|
1002 |
"""
|
1003 |
|
1004 |
def set_account_versioning(self, versioning): |
1005 |
"""
|
1006 |
"param versioning: (str)
|
1007 |
"""
|
1008 |
r = self.account_post(update=True, versioning=versioning) |
1009 |
return r.headers
|
1010 |
|
1011 |
def list_containers(self): |
1012 |
"""
|
1013 |
:returns: (dict)
|
1014 |
"""
|
1015 |
r = self.account_get()
|
1016 |
return r.json
|
1017 |
|
1018 |
def del_container(self, until=None, delimiter=None): |
1019 |
"""
|
1020 |
:param until: (str) formated date
|
1021 |
|
1022 |
:param delimiter: (str) with / empty container
|
1023 |
|
1024 |
:raises ClientError: 404 Container does not exist
|
1025 |
|
1026 |
:raises ClientError: 409 Container is not empty
|
1027 |
"""
|
1028 |
self._assert_container()
|
1029 |
r = self.container_delete(
|
1030 |
until=until, |
1031 |
delimiter=delimiter, |
1032 |
success=(204, 404, 409)) |
1033 |
if r.status_code == 404: |
1034 |
raise ClientError(
|
1035 |
'Container "%s" does not exist' % self.container, |
1036 |
r.status_code) |
1037 |
elif r.status_code == 409: |
1038 |
raise ClientError(
|
1039 |
'Container "%s" is not empty' % self.container, |
1040 |
r.status_code) |
1041 |
return r.headers
|
1042 |
|
1043 |
def get_container_versioning(self, container=None): |
1044 |
"""
|
1045 |
:param container: (str)
|
1046 |
|
1047 |
:returns: (dict)
|
1048 |
"""
|
1049 |
cnt_back_up = self.container
|
1050 |
try:
|
1051 |
self.container = container or cnt_back_up |
1052 |
return filter_in(
|
1053 |
self.get_container_info(),
|
1054 |
'X-Container-Policy-Versioning')
|
1055 |
finally:
|
1056 |
self.container = cnt_back_up
|
1057 |
|
1058 |
def get_container_limit(self, container=None): |
1059 |
"""
|
1060 |
:param container: (str)
|
1061 |
|
1062 |
:returns: (dict)
|
1063 |
"""
|
1064 |
cnt_back_up = self.container
|
1065 |
try:
|
1066 |
self.container = container or cnt_back_up |
1067 |
return filter_in(
|
1068 |
self.get_container_info(),
|
1069 |
'X-Container-Policy-Quota')
|
1070 |
finally:
|
1071 |
self.container = cnt_back_up
|
1072 |
|
1073 |
def get_container_info(self, until=None): |
1074 |
"""
|
1075 |
:param until: (str) formated date
|
1076 |
|
1077 |
:returns: (dict)
|
1078 |
|
1079 |
:raises ClientError: 404 Container not found
|
1080 |
"""
|
1081 |
try:
|
1082 |
r = self.container_head(until=until)
|
1083 |
except ClientError as err: |
1084 |
err.details.append('for container %s' % self.container) |
1085 |
raise err
|
1086 |
return r.headers
|
1087 |
|
1088 |
def get_container_meta(self, until=None): |
1089 |
"""
|
1090 |
:param until: (str) formated date
|
1091 |
|
1092 |
:returns: (dict)
|
1093 |
"""
|
1094 |
return filter_in(
|
1095 |
self.get_container_info(until=until),
|
1096 |
'X-Container-Meta')
|
1097 |
|
1098 |
def get_container_object_meta(self, until=None): |
1099 |
"""
|
1100 |
:param until: (str) formated date
|
1101 |
|
1102 |
:returns: (dict)
|
1103 |
"""
|
1104 |
return filter_in(
|
1105 |
self.get_container_info(until=until),
|
1106 |
'X-Container-Object-Meta')
|
1107 |
|
1108 |
def set_container_meta(self, metapairs): |
1109 |
"""
|
1110 |
:param metapairs: (dict) {key1:val1, key2:val2, ...}
|
1111 |
"""
|
1112 |
assert(type(metapairs) is dict) |
1113 |
r = self.container_post(update=True, metadata=metapairs) |
1114 |
return r.headers
|
1115 |
|
1116 |
def del_container_meta(self, metakey): |
1117 |
"""
|
1118 |
:param metakey: (str) metadatum key
|
1119 |
"""
|
1120 |
r = self.container_post(update=True, metadata={metakey: ''}) |
1121 |
return r.headers
|
1122 |
|
1123 |
def set_container_limit(self, limit): |
1124 |
"""
|
1125 |
:param limit: (int)
|
1126 |
"""
|
1127 |
r = self.container_post(update=True, quota=limit) |
1128 |
return r.headers
|
1129 |
|
1130 |
def set_container_versioning(self, versioning): |
1131 |
"""
|
1132 |
:param versioning: (str)
|
1133 |
"""
|
1134 |
r = self.container_post(update=True, versioning=versioning) |
1135 |
return r.headers
|
1136 |
|
1137 |
def del_object(self, obj, until=None, delimiter=None): |
1138 |
"""
|
1139 |
:param obj: (str) remote object path
|
1140 |
|
1141 |
:param until: (str) formated date
|
1142 |
|
1143 |
:param delimiter: (str)
|
1144 |
"""
|
1145 |
self._assert_container()
|
1146 |
r = self.object_delete(obj, until=until, delimiter=delimiter)
|
1147 |
return r.headers
|
1148 |
|
1149 |
def set_object_meta(self, obj, metapairs): |
1150 |
"""
|
1151 |
:param obj: (str) remote object path
|
1152 |
|
1153 |
:param metapairs: (dict) {key1:val1, key2:val2, ...}
|
1154 |
"""
|
1155 |
assert(type(metapairs) is dict) |
1156 |
r = self.object_post(obj, update=True, metadata=metapairs) |
1157 |
return r.headers
|
1158 |
|
1159 |
def del_object_meta(self, obj, metakey): |
1160 |
"""
|
1161 |
:param obj: (str) remote object path
|
1162 |
|
1163 |
:param metakey: (str) metadatum key
|
1164 |
"""
|
1165 |
r = self.object_post(obj, update=True, metadata={metakey: ''}) |
1166 |
return r.headers
|
1167 |
|
1168 |
def publish_object(self, obj): |
1169 |
"""
|
1170 |
:param obj: (str) remote object path
|
1171 |
|
1172 |
:returns: (str) access url
|
1173 |
"""
|
1174 |
self.object_post(obj, update=True, public=True) |
1175 |
info = self.get_object_info(obj)
|
1176 |
pref, sep, rest = self.base_url.partition('//') |
1177 |
base = rest.split('/')[0] |
1178 |
return '%s%s%s/%s' % (pref, sep, base, info['x-object-public']) |
1179 |
|
1180 |
def unpublish_object(self, obj): |
1181 |
"""
|
1182 |
:param obj: (str) remote object path
|
1183 |
"""
|
1184 |
r = self.object_post(obj, update=True, public=False) |
1185 |
return r.headers
|
1186 |
|
1187 |
def get_object_info(self, obj, version=None): |
1188 |
"""
|
1189 |
:param obj: (str) remote object path
|
1190 |
|
1191 |
:param version: (str)
|
1192 |
|
1193 |
:returns: (dict)
|
1194 |
"""
|
1195 |
try:
|
1196 |
r = self.object_head(obj, version=version)
|
1197 |
return r.headers
|
1198 |
except ClientError as ce: |
1199 |
if ce.status == 404: |
1200 |
raise ClientError('Object %s not found' % obj, status=404) |
1201 |
raise
|
1202 |
|
1203 |
def get_object_meta(self, obj, version=None): |
1204 |
"""
|
1205 |
:param obj: (str) remote object path
|
1206 |
|
1207 |
:param version: (str)
|
1208 |
|
1209 |
:returns: (dict)
|
1210 |
"""
|
1211 |
return filter_in(
|
1212 |
self.get_object_info(obj, version=version),
|
1213 |
'X-Object-Meta')
|
1214 |
|
1215 |
def get_object_sharing(self, obj): |
1216 |
"""
|
1217 |
:param obj: (str) remote object path
|
1218 |
|
1219 |
:returns: (dict)
|
1220 |
"""
|
1221 |
r = filter_in( |
1222 |
self.get_object_info(obj),
|
1223 |
'X-Object-Sharing',
|
1224 |
exactMatch=True)
|
1225 |
reply = {} |
1226 |
if len(r) > 0: |
1227 |
perms = r['x-object-sharing'].split(';') |
1228 |
for perm in perms: |
1229 |
try:
|
1230 |
perm.index('=')
|
1231 |
except ValueError: |
1232 |
raise ClientError('Incorrect reply format') |
1233 |
(key, val) = perm.strip().split('=')
|
1234 |
reply[key] = val |
1235 |
return reply
|
1236 |
|
1237 |
def set_object_sharing( |
1238 |
self, obj,
|
1239 |
read_permition=False, write_permition=False): |
1240 |
"""Give read/write permisions to an object.
|
1241 |
|
1242 |
:param obj: (str) remote object path
|
1243 |
|
1244 |
:param read_permition: (list - bool) users and user groups that get
|
1245 |
read permition for this object - False means all previous read
|
1246 |
permissions will be removed
|
1247 |
|
1248 |
:param write_perimition: (list - bool) of users and user groups to get
|
1249 |
write permition for this object - False means all previous write
|
1250 |
permissions will be removed
|
1251 |
|
1252 |
:returns: (dict) response headers
|
1253 |
"""
|
1254 |
|
1255 |
perms = dict(read=read_permition or '', write=write_permition or '') |
1256 |
r = self.object_post(obj, update=True, permissions=perms) |
1257 |
return r.headers
|
1258 |
|
1259 |
def del_object_sharing(self, obj): |
1260 |
"""
|
1261 |
:param obj: (str) remote object path
|
1262 |
"""
|
1263 |
return self.set_object_sharing(obj) |
1264 |
|
1265 |
def append_object(self, obj, source_file, upload_cb=None): |
1266 |
"""
|
1267 |
:param obj: (str) remote object path
|
1268 |
|
1269 |
:param source_file: open file descriptor
|
1270 |
|
1271 |
:param upload_db: progress.bar for uploading
|
1272 |
"""
|
1273 |
|
1274 |
self._assert_container()
|
1275 |
meta = self.get_container_info()
|
1276 |
blocksize = int(meta['x-container-block-size']) |
1277 |
filesize = fstat(source_file.fileno()).st_size |
1278 |
nblocks = 1 + (filesize - 1) // blocksize |
1279 |
offset = 0
|
1280 |
headers = {} |
1281 |
if upload_cb:
|
1282 |
self.progress_bar_gen = upload_cb(nblocks)
|
1283 |
self._cb_next()
|
1284 |
flying = {} |
1285 |
self._init_thread_limit()
|
1286 |
try:
|
1287 |
for i in range(nblocks): |
1288 |
block = source_file.read(min(blocksize, filesize - offset))
|
1289 |
offset += len(block)
|
1290 |
|
1291 |
self._watch_thread_limit(flying.values())
|
1292 |
unfinished = {} |
1293 |
flying[i] = SilentEvent( |
1294 |
method=self.object_post,
|
1295 |
obj=obj, |
1296 |
update=True,
|
1297 |
content_range='bytes */*',
|
1298 |
content_type='application/octet-stream',
|
1299 |
content_length=len(block),
|
1300 |
data=block) |
1301 |
flying[i].start() |
1302 |
|
1303 |
for key, thread in flying.items(): |
1304 |
if thread.isAlive():
|
1305 |
if i < nblocks:
|
1306 |
unfinished[key] = thread |
1307 |
continue
|
1308 |
thread.join() |
1309 |
if thread.exception:
|
1310 |
raise thread.exception
|
1311 |
headers[key] = thread.value.headers |
1312 |
self._cb_next()
|
1313 |
flying = unfinished |
1314 |
except KeyboardInterrupt: |
1315 |
sendlog.info('- - - wait for threads to finish')
|
1316 |
for thread in activethreads(): |
1317 |
thread.join() |
1318 |
return headers.values()
|
1319 |
|
1320 |
def truncate_object(self, obj, upto_bytes): |
1321 |
"""
|
1322 |
:param obj: (str) remote object path
|
1323 |
|
1324 |
:param upto_bytes: max number of bytes to leave on file
|
1325 |
|
1326 |
:returns: (dict) response headers
|
1327 |
"""
|
1328 |
r = self.object_post(
|
1329 |
obj, |
1330 |
update=True,
|
1331 |
content_range='bytes 0-%s/*' % upto_bytes,
|
1332 |
content_type='application/octet-stream',
|
1333 |
object_bytes=upto_bytes, |
1334 |
source_object=path4url(self.container, obj))
|
1335 |
return r.headers
|
1336 |
|
1337 |
def overwrite_object(self, obj, start, end, source_file, upload_cb=None): |
1338 |
"""Overwrite a part of an object from local source file
|
1339 |
|
1340 |
:param obj: (str) remote object path
|
1341 |
|
1342 |
:param start: (int) position in bytes to start overwriting from
|
1343 |
|
1344 |
:param end: (int) position in bytes to stop overwriting at
|
1345 |
|
1346 |
:param source_file: open file descriptor
|
1347 |
|
1348 |
:param upload_db: progress.bar for uploading
|
1349 |
"""
|
1350 |
|
1351 |
r = self.get_object_info(obj)
|
1352 |
rf_size = int(r['content-length']) |
1353 |
if rf_size < int(start): |
1354 |
raise ClientError(
|
1355 |
'Range start exceeds file size',
|
1356 |
status=416)
|
1357 |
elif rf_size < int(end): |
1358 |
raise ClientError(
|
1359 |
'Range end exceeds file size',
|
1360 |
status=416)
|
1361 |
self._assert_container()
|
1362 |
meta = self.get_container_info()
|
1363 |
blocksize = int(meta['x-container-block-size']) |
1364 |
filesize = fstat(source_file.fileno()).st_size |
1365 |
datasize = int(end) - int(start) + 1 |
1366 |
nblocks = 1 + (datasize - 1) // blocksize |
1367 |
offset = 0
|
1368 |
if upload_cb:
|
1369 |
self.progress_bar_gen = upload_cb(nblocks)
|
1370 |
self._cb_next()
|
1371 |
headers = [] |
1372 |
for i in range(nblocks): |
1373 |
read_size = min(blocksize, filesize - offset, datasize - offset)
|
1374 |
block = source_file.read(read_size) |
1375 |
r = self.object_post(
|
1376 |
obj, |
1377 |
update=True,
|
1378 |
content_type='application/octet-stream',
|
1379 |
content_length=len(block),
|
1380 |
content_range='bytes %s-%s/*' % (
|
1381 |
start + offset, |
1382 |
start + offset + len(block) - 1), |
1383 |
data=block) |
1384 |
headers.append(dict(r.headers))
|
1385 |
offset += len(block)
|
1386 |
|
1387 |
self._cb_next
|
1388 |
return headers
|
1389 |
|
1390 |
def copy_object( |
1391 |
self, src_container, src_object, dst_container,
|
1392 |
dst_object=None,
|
1393 |
source_version=None,
|
1394 |
source_account=None,
|
1395 |
public=False,
|
1396 |
content_type=None,
|
1397 |
delimiter=None):
|
1398 |
"""
|
1399 |
:param src_container: (str) source container
|
1400 |
|
1401 |
:param src_object: (str) source object path
|
1402 |
|
1403 |
:param dst_container: (str) destination container
|
1404 |
|
1405 |
:param dst_object: (str) destination object path
|
1406 |
|
1407 |
:param source_version: (str) source object version
|
1408 |
|
1409 |
:param source_account: (str) account to copy from
|
1410 |
|
1411 |
:param public: (bool)
|
1412 |
|
1413 |
:param content_type: (str)
|
1414 |
|
1415 |
:param delimiter: (str)
|
1416 |
|
1417 |
:returns: (dict) response headers
|
1418 |
"""
|
1419 |
self._assert_account()
|
1420 |
self.container = dst_container
|
1421 |
src_path = path4url(src_container, src_object) |
1422 |
r = self.object_put(
|
1423 |
dst_object or src_object,
|
1424 |
success=201,
|
1425 |
copy_from=src_path, |
1426 |
content_length=0,
|
1427 |
source_version=source_version, |
1428 |
source_account=source_account, |
1429 |
public=public, |
1430 |
content_type=content_type, |
1431 |
delimiter=delimiter) |
1432 |
return r.headers
|
1433 |
|
1434 |
def move_object( |
1435 |
self, src_container, src_object, dst_container,
|
1436 |
dst_object=False,
|
1437 |
source_account=None,
|
1438 |
source_version=None,
|
1439 |
public=False,
|
1440 |
content_type=None,
|
1441 |
delimiter=None):
|
1442 |
"""
|
1443 |
:param src_container: (str) source container
|
1444 |
|
1445 |
:param src_object: (str) source object path
|
1446 |
|
1447 |
:param dst_container: (str) destination container
|
1448 |
|
1449 |
:param dst_object: (str) destination object path
|
1450 |
|
1451 |
:param source_account: (str) account to move from
|
1452 |
|
1453 |
:param source_version: (str) source object version
|
1454 |
|
1455 |
:param public: (bool)
|
1456 |
|
1457 |
:param content_type: (str)
|
1458 |
|
1459 |
:param delimiter: (str)
|
1460 |
|
1461 |
:returns: (dict) response headers
|
1462 |
"""
|
1463 |
self._assert_account()
|
1464 |
self.container = dst_container
|
1465 |
dst_object = dst_object or src_object
|
1466 |
src_path = path4url(src_container, src_object) |
1467 |
r = self.object_put(
|
1468 |
dst_object, |
1469 |
success=201,
|
1470 |
move_from=src_path, |
1471 |
content_length=0,
|
1472 |
source_account=source_account, |
1473 |
source_version=source_version, |
1474 |
public=public, |
1475 |
content_type=content_type, |
1476 |
delimiter=delimiter) |
1477 |
return r.headers
|
1478 |
|
1479 |
def get_sharing_accounts(self, limit=None, marker=None, *args, **kwargs): |
1480 |
"""Get accounts that share with self.account
|
1481 |
|
1482 |
:param limit: (str)
|
1483 |
|
1484 |
:param marker: (str)
|
1485 |
|
1486 |
:returns: (dict)
|
1487 |
"""
|
1488 |
self._assert_account()
|
1489 |
|
1490 |
self.set_param('format', 'json') |
1491 |
self.set_param('limit', limit, iff=limit is not None) |
1492 |
self.set_param('marker', marker, iff=marker is not None) |
1493 |
|
1494 |
path = ''
|
1495 |
success = kwargs.pop('success', (200, 204)) |
1496 |
r = self.get(path, *args, success=success, **kwargs)
|
1497 |
return r.json
|
1498 |
|
1499 |
def get_object_versionlist(self, obj): |
1500 |
"""
|
1501 |
:param obj: (str) remote object path
|
1502 |
|
1503 |
:returns: (list)
|
1504 |
"""
|
1505 |
self._assert_container()
|
1506 |
r = self.object_get(obj, format='json', version='list') |
1507 |
return r.json['versions'] |