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1 | 51f905a2 | Giorgos Verigakis | #!/usr/bin/env python |
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2 | 51f905a2 | Giorgos Verigakis | |
3 | 2e662088 | Antony Chazapis | # Copyright 2011-2012 GRNET S.A. All rights reserved. |
4 | 51f905a2 | Giorgos Verigakis | # |
5 | 51f905a2 | Giorgos Verigakis | # Redistribution and use in source and binary forms, with or |
6 | 51f905a2 | Giorgos Verigakis | # without modification, are permitted provided that the following |
7 | 51f905a2 | Giorgos Verigakis | # conditions are met: |
8 | 51f905a2 | Giorgos Verigakis | # |
9 | 51f905a2 | Giorgos Verigakis | # 1. Redistributions of source code must retain the above |
10 | 51f905a2 | Giorgos Verigakis | # copyright notice, this list of conditions and the following |
11 | 51f905a2 | Giorgos Verigakis | # disclaimer. |
12 | 51f905a2 | Giorgos Verigakis | # |
13 | 51f905a2 | Giorgos Verigakis | # 2. Redistributions in binary form must reproduce the above |
14 | 51f905a2 | Giorgos Verigakis | # copyright notice, this list of conditions and the following |
15 | 51f905a2 | Giorgos Verigakis | # disclaimer in the documentation and/or other materials |
16 | 51f905a2 | Giorgos Verigakis | # provided with the distribution. |
17 | 51f905a2 | Giorgos Verigakis | # |
18 | 51f905a2 | Giorgos Verigakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS |
19 | 51f905a2 | Giorgos Verigakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
20 | 51f905a2 | Giorgos Verigakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
21 | 51f905a2 | Giorgos Verigakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR |
22 | 51f905a2 | Giorgos Verigakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
23 | 51f905a2 | Giorgos Verigakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
24 | 51f905a2 | Giorgos Verigakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
25 | 51f905a2 | Giorgos Verigakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
26 | 51f905a2 | Giorgos Verigakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
27 | 51f905a2 | Giorgos Verigakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
28 | 51f905a2 | Giorgos Verigakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | 51f905a2 | Giorgos Verigakis | # POSSIBILITY OF SUCH DAMAGE. |
30 | 51f905a2 | Giorgos Verigakis | # |
31 | 51f905a2 | Giorgos Verigakis | # The views and conclusions contained in the software and |
32 | 51f905a2 | Giorgos Verigakis | # documentation are those of the authors and should not be |
33 | 51f905a2 | Giorgos Verigakis | # interpreted as representing official policies, either expressed |
34 | 51f905a2 | Giorgos Verigakis | # or implied, of GRNET S.A. |
35 | 51f905a2 | Giorgos Verigakis | |
36 | 51f905a2 | Giorgos Verigakis | from cStringIO import StringIO |
37 | 51f905a2 | Giorgos Verigakis | from errno import (EACCES, EBADF, EINVAL, EISDIR, EIO, ENOENT, ENOTDIR, |
38 | 51f905a2 | Giorgos Verigakis | ENOTEMPTY) |
39 | 51f905a2 | Giorgos Verigakis | from getpass import getuser |
40 | 51f905a2 | Giorgos Verigakis | from stat import S_IFDIR, S_IFREG |
41 | 51f905a2 | Giorgos Verigakis | from sys import argv |
42 | 51f905a2 | Giorgos Verigakis | from time import time |
43 | 51f905a2 | Giorgos Verigakis | |
44 | 5a96180b | Antony Chazapis | from pithos.lib.compat import parse_http_date |
45 | 5a96180b | Antony Chazapis | from pithos.lib.client import OOS_Client, Fault |
46 | 5a96180b | Antony Chazapis | from pithos.lib.fuse import FUSE, FuseOSError, Operations |
47 | 5a96180b | Antony Chazapis | from pithos.lib.util import get_user, get_auth, get_server |
48 | 51f905a2 | Giorgos Verigakis | |
49 | 51f905a2 | Giorgos Verigakis | |
50 | 51f905a2 | Giorgos Verigakis | epoch = int(time()) |
51 | 51f905a2 | Giorgos Verigakis | |
52 | 51f905a2 | Giorgos Verigakis | |
53 | 51f905a2 | Giorgos Verigakis | class StoreFS(Operations): |
54 | 2152daa0 | Giorgos Verigakis | def __init__(self, verbose=False): |
55 | 51f905a2 | Giorgos Verigakis | self.verbose = verbose |
56 | 2152daa0 | Giorgos Verigakis | self.client = OOS_Client(get_server(), get_auth(), get_user()) |
57 | 51f905a2 | Giorgos Verigakis | |
58 | 51f905a2 | Giorgos Verigakis | def __call__(self, op, path, *args): |
59 | 51f905a2 | Giorgos Verigakis | container, sep, object = path[1:].partition('/') |
60 | 51f905a2 | Giorgos Verigakis | if self.verbose: |
61 | 51f905a2 | Giorgos Verigakis | data = repr(args)[:100] |
62 | 51f905a2 | Giorgos Verigakis | print '-> %s %r %r %r' % (op, container, object, data) |
63 | 51f905a2 | Giorgos Verigakis | ret = '[Unhandled Exception]' |
64 | 51f905a2 | Giorgos Verigakis | |
65 | 51f905a2 | Giorgos Verigakis | try: |
66 | 51f905a2 | Giorgos Verigakis | if object: |
67 | 71c0f614 | Giorgos Verigakis | func = getattr(self, 'object_' + op, None) |
68 | 71c0f614 | Giorgos Verigakis | funcargs = (container, object) + args |
69 | 51f905a2 | Giorgos Verigakis | elif container: |
70 | 71c0f614 | Giorgos Verigakis | func = getattr(self, 'container_' + op, None) |
71 | 71c0f614 | Giorgos Verigakis | funcargs = (container,) + args |
72 | 51f905a2 | Giorgos Verigakis | else: |
73 | 71c0f614 | Giorgos Verigakis | func = getattr(self, 'account_' + op, None) |
74 | 71c0f614 | Giorgos Verigakis | funcargs = args |
75 | 71c0f614 | Giorgos Verigakis | |
76 | 71c0f614 | Giorgos Verigakis | if not func: |
77 | 71c0f614 | Giorgos Verigakis | # Fallback to defaults |
78 | 71c0f614 | Giorgos Verigakis | func = getattr(self, op) |
79 | 71c0f614 | Giorgos Verigakis | funcargs = (path,) + args |
80 | 71c0f614 | Giorgos Verigakis | |
81 | 71c0f614 | Giorgos Verigakis | ret = func(*funcargs) |
82 | 51f905a2 | Giorgos Verigakis | return ret |
83 | 51f905a2 | Giorgos Verigakis | except FuseOSError, e: |
84 | 51f905a2 | Giorgos Verigakis | ret = str(e) |
85 | 51f905a2 | Giorgos Verigakis | raise |
86 | 51f905a2 | Giorgos Verigakis | finally: |
87 | 51f905a2 | Giorgos Verigakis | if self.verbose: |
88 | 51f905a2 | Giorgos Verigakis | print '<-', op, repr(ret) |
89 | 51f905a2 | Giorgos Verigakis | |
90 | 51f905a2 | Giorgos Verigakis | |
91 | 51f905a2 | Giorgos Verigakis | def _get_container_meta(self, container, **kwargs): |
92 | 51f905a2 | Giorgos Verigakis | try: |
93 | 51f905a2 | Giorgos Verigakis | return self.client.retrieve_container_metadata(container, **kwargs) |
94 | 51f905a2 | Giorgos Verigakis | except Fault: |
95 | 51f905a2 | Giorgos Verigakis | raise FuseOSError(ENOENT) |
96 | 51f905a2 | Giorgos Verigakis | |
97 | 51f905a2 | Giorgos Verigakis | def _get_object_meta(self, container, object, **kwargs): |
98 | 51f905a2 | Giorgos Verigakis | try: |
99 | 51f905a2 | Giorgos Verigakis | return self.client.retrieve_object_metadata(container, object, |
100 | 51f905a2 | Giorgos Verigakis | **kwargs) |
101 | 51f905a2 | Giorgos Verigakis | except Fault: |
102 | 51f905a2 | Giorgos Verigakis | raise FuseOSError(ENOENT) |
103 | 51f905a2 | Giorgos Verigakis | |
104 | 51f905a2 | Giorgos Verigakis | |
105 | 51f905a2 | Giorgos Verigakis | # Global |
106 | 51f905a2 | Giorgos Verigakis | |
107 | 51f905a2 | Giorgos Verigakis | def statfs(self, path): |
108 | 51f905a2 | Giorgos Verigakis | return dict(f_bsize=1024, f_blocks=1024**2, f_bfree=1024**2, |
109 | 51f905a2 | Giorgos Verigakis | f_bavail=1024**2) |
110 | 51f905a2 | Giorgos Verigakis | |
111 | 51f905a2 | Giorgos Verigakis | |
112 | 51f905a2 | Giorgos Verigakis | # Account Level |
113 | 51f905a2 | Giorgos Verigakis | |
114 | 51f905a2 | Giorgos Verigakis | def account_chmod(self, mode): |
115 | 71c0f614 | Giorgos Verigakis | self.client.update_account_metadata(mode=str(mode)) |
116 | 51f905a2 | Giorgos Verigakis | |
117 | 51f905a2 | Giorgos Verigakis | def account_chown(self, uid, gid): |
118 | 51f905a2 | Giorgos Verigakis | self.client.update_account_metadata(uid=uid, gid=gid) |
119 | 51f905a2 | Giorgos Verigakis | |
120 | 51f905a2 | Giorgos Verigakis | def account_getattr(self, fh=None): |
121 | 71c0f614 | Giorgos Verigakis | meta = self.client.retrieve_account_metadata() |
122 | 51f905a2 | Giorgos Verigakis | mode = int(meta.get('x-account-meta-mode', 0755)) |
123 | 71c0f614 | Giorgos Verigakis | last_modified = meta.get('last-modified', None) |
124 | 71c0f614 | Giorgos Verigakis | modified = parse_http_date(last_modified) if last_modified else epoch |
125 | 51f905a2 | Giorgos Verigakis | count = int(meta['x-account-container-count']) |
126 | 51f905a2 | Giorgos Verigakis | uid = int(meta.get('x-account-meta-uid', 0)) |
127 | 51f905a2 | Giorgos Verigakis | gid = int(meta.get('x-account-meta-gid', 0)) |
128 | 51f905a2 | Giorgos Verigakis | |
129 | 51f905a2 | Giorgos Verigakis | return { |
130 | 51f905a2 | Giorgos Verigakis | 'st_mode': S_IFDIR | mode, |
131 | 51f905a2 | Giorgos Verigakis | 'st_nlink': 2 + count, |
132 | 51f905a2 | Giorgos Verigakis | 'st_uid': uid, |
133 | 51f905a2 | Giorgos Verigakis | 'st_gid': gid, |
134 | 51f905a2 | Giorgos Verigakis | 'st_ctime': epoch, |
135 | 51f905a2 | Giorgos Verigakis | 'st_mtime': modified, |
136 | 51f905a2 | Giorgos Verigakis | 'st_atime': modified} |
137 | 51f905a2 | Giorgos Verigakis | |
138 | 51f905a2 | Giorgos Verigakis | def account_getxattr(self, name, position=0): |
139 | 51f905a2 | Giorgos Verigakis | meta = self.client.retrieve_account_metadata(restricted=True) |
140 | 51f905a2 | Giorgos Verigakis | return meta.get('xattr-' + name, '') |
141 | 51f905a2 | Giorgos Verigakis | |
142 | 51f905a2 | Giorgos Verigakis | def account_listxattr(self): |
143 | 51f905a2 | Giorgos Verigakis | meta = self.client.retrieve_account_metadata(restricted=True) |
144 | 51f905a2 | Giorgos Verigakis | prefix = 'xattr-' |
145 | 51f905a2 | Giorgos Verigakis | return [k[len(prefix):] for k in meta if k.startswith(prefix)] |
146 | 51f905a2 | Giorgos Verigakis | |
147 | 51f905a2 | Giorgos Verigakis | def account_readdir(self, fh): |
148 | 2152daa0 | Giorgos Verigakis | return ['.', '..'] + self.client.list_containers() or [] |
149 | 51f905a2 | Giorgos Verigakis | |
150 | 51f905a2 | Giorgos Verigakis | def account_removexattr(self, name): |
151 | 51f905a2 | Giorgos Verigakis | attr = 'xattr-' + name |
152 | 51f905a2 | Giorgos Verigakis | self.client.delete_account_metadata([attr]) |
153 | 51f905a2 | Giorgos Verigakis | |
154 | 51f905a2 | Giorgos Verigakis | def account_setxattr(self, name, value, options, position=0): |
155 | 51f905a2 | Giorgos Verigakis | attr = 'xattr-' + name |
156 | 51f905a2 | Giorgos Verigakis | meta = {attr: value} |
157 | 51f905a2 | Giorgos Verigakis | self.client.update_account_metadata(**meta) |
158 | 51f905a2 | Giorgos Verigakis | |
159 | 51f905a2 | Giorgos Verigakis | |
160 | 51f905a2 | Giorgos Verigakis | # Container Level |
161 | 51f905a2 | Giorgos Verigakis | |
162 | 51f905a2 | Giorgos Verigakis | def container_chmod(self, container, mode): |
163 | 71c0f614 | Giorgos Verigakis | self.client.update_container_metadata(container, mode=str(mode)) |
164 | 51f905a2 | Giorgos Verigakis | |
165 | 51f905a2 | Giorgos Verigakis | def container_chown(self, container, uid, gid): |
166 | 51f905a2 | Giorgos Verigakis | self.client.update_container_metadata(container, uid=uid, gid=gid) |
167 | 51f905a2 | Giorgos Verigakis | |
168 | 51f905a2 | Giorgos Verigakis | def container_getattr(self, container, fh=None): |
169 | 51f905a2 | Giorgos Verigakis | meta = self._get_container_meta(container) |
170 | 51f905a2 | Giorgos Verigakis | mode = int(meta.get('x-container-meta-mode', 0755)) |
171 | 51f905a2 | Giorgos Verigakis | modified = parse_http_date(meta['last-modified']) |
172 | 51f905a2 | Giorgos Verigakis | count = int(meta['x-container-object-count']) |
173 | 51f905a2 | Giorgos Verigakis | uid = int(meta.get('x-account-meta-uid', 0)) |
174 | 51f905a2 | Giorgos Verigakis | gid = int(meta.get('x-account-meta-gid', 0)) |
175 | 51f905a2 | Giorgos Verigakis | |
176 | 51f905a2 | Giorgos Verigakis | return { |
177 | 51f905a2 | Giorgos Verigakis | 'st_mode': S_IFDIR | mode, |
178 | 51f905a2 | Giorgos Verigakis | 'st_nlink': 2 + count, |
179 | 51f905a2 | Giorgos Verigakis | 'st_uid': uid, |
180 | 51f905a2 | Giorgos Verigakis | 'st_gid': gid, |
181 | 51f905a2 | Giorgos Verigakis | 'st_ctime': epoch, |
182 | 51f905a2 | Giorgos Verigakis | 'st_mtime': modified, |
183 | 51f905a2 | Giorgos Verigakis | 'st_atime': modified} |
184 | 51f905a2 | Giorgos Verigakis | |
185 | 51f905a2 | Giorgos Verigakis | def container_getxattr(self, container, name, position=0): |
186 | 51f905a2 | Giorgos Verigakis | meta = self._get_container_meta(container) |
187 | 51f905a2 | Giorgos Verigakis | return meta.get('xattr-' + name, '') |
188 | 51f905a2 | Giorgos Verigakis | |
189 | 51f905a2 | Giorgos Verigakis | def container_listxattr(self, container): |
190 | 51f905a2 | Giorgos Verigakis | meta = self._get_container_meta(container, restricted=True) |
191 | 51f905a2 | Giorgos Verigakis | prefix = 'xattr-' |
192 | 51f905a2 | Giorgos Verigakis | return [k[len(prefix):] for k in meta if k.startswith(prefix)] |
193 | 51f905a2 | Giorgos Verigakis | |
194 | 51f905a2 | Giorgos Verigakis | def container_mkdir(self, container, mode): |
195 | 71c0f614 | Giorgos Verigakis | mode = str(mode & 0777) |
196 | 71c0f614 | Giorgos Verigakis | self.client.create_container(container, mode=mode) |
197 | 51f905a2 | Giorgos Verigakis | |
198 | 51f905a2 | Giorgos Verigakis | def container_readdir(self, container, fh): |
199 | 2152daa0 | Giorgos Verigakis | objects = self.client.list_objects(container, delimiter='/', prefix='') |
200 | 51f905a2 | Giorgos Verigakis | files = [o for o in objects if not o.endswith('/')] |
201 | 51f905a2 | Giorgos Verigakis | return ['.', '..'] + files |
202 | 51f905a2 | Giorgos Verigakis | |
203 | 51f905a2 | Giorgos Verigakis | def container_removexattr(self, container, name): |
204 | 51f905a2 | Giorgos Verigakis | attr = 'xattr-' + name |
205 | 51f905a2 | Giorgos Verigakis | self.client.delete_container_metadata(container, [attr]) |
206 | 51f905a2 | Giorgos Verigakis | |
207 | 51f905a2 | Giorgos Verigakis | def container_rename(self, container, path): |
208 | 51f905a2 | Giorgos Verigakis | new_container, sep, new_object = path[1:].partition('/') |
209 | 51f905a2 | Giorgos Verigakis | if not new_container or new_object: |
210 | 51f905a2 | Giorgos Verigakis | raise FuseOSError(EINVAL) |
211 | 51f905a2 | Giorgos Verigakis | self.client.delete_container(container) |
212 | 51f905a2 | Giorgos Verigakis | self.client.create_container(new_container) |
213 | 51f905a2 | Giorgos Verigakis | |
214 | 51f905a2 | Giorgos Verigakis | def container_rmdir(self, container): |
215 | 51f905a2 | Giorgos Verigakis | try: |
216 | 51f905a2 | Giorgos Verigakis | self.client.delete_container(container) |
217 | 51f905a2 | Giorgos Verigakis | except Fault: |
218 | 51f905a2 | Giorgos Verigakis | raise FuseOSError(ENOENT) |
219 | 51f905a2 | Giorgos Verigakis | |
220 | 51f905a2 | Giorgos Verigakis | def container_setxattr(self, container, name, value, options, position=0): |
221 | 51f905a2 | Giorgos Verigakis | attr = 'xattr-' + name |
222 | 51f905a2 | Giorgos Verigakis | meta = {attr: value} |
223 | 51f905a2 | Giorgos Verigakis | self.client.update_container_metadata(container, **meta) |
224 | 51f905a2 | Giorgos Verigakis | |
225 | 51f905a2 | Giorgos Verigakis | |
226 | 51f905a2 | Giorgos Verigakis | # Object Level |
227 | 51f905a2 | Giorgos Verigakis | |
228 | 51f905a2 | Giorgos Verigakis | def object_chmod(self, container, object, mode): |
229 | 71c0f614 | Giorgos Verigakis | self.client.update_object_metadata(container, object, mode=str(mode)) |
230 | 51f905a2 | Giorgos Verigakis | |
231 | 51f905a2 | Giorgos Verigakis | def object_chown(self, container, uid, gid): |
232 | 71c0f614 | Giorgos Verigakis | self.client.update_object_metadata(container, object, |
233 | 71c0f614 | Giorgos Verigakis | uid=str(uid), gid=str(gid)) |
234 | 51f905a2 | Giorgos Verigakis | |
235 | 51f905a2 | Giorgos Verigakis | def object_create(self, container, object, mode, fi=None): |
236 | 51f905a2 | Giorgos Verigakis | mode &= 0777 |
237 | 71c0f614 | Giorgos Verigakis | self.client.create_object(container, object, |
238 | 71c0f614 | Giorgos Verigakis | f=None, |
239 | 71c0f614 | Giorgos Verigakis | content_type='application/octet-stream', |
240 | 71c0f614 | Giorgos Verigakis | mode=str(mode)) |
241 | 51f905a2 | Giorgos Verigakis | return 0 |
242 | 51f905a2 | Giorgos Verigakis | |
243 | 51f905a2 | Giorgos Verigakis | def object_getattr(self, container, object, fh=None): |
244 | 51f905a2 | Giorgos Verigakis | meta = self._get_object_meta(container, object) |
245 | 51f905a2 | Giorgos Verigakis | modified = parse_http_date(meta['last-modified']) |
246 | 51f905a2 | Giorgos Verigakis | uid = int(meta.get('x-account-meta-uid', 0)) |
247 | 51f905a2 | Giorgos Verigakis | gid = int(meta.get('x-account-meta-gid', 0)) |
248 | 2152daa0 | Giorgos Verigakis | size = int(meta.get('content-length', 0)) |
249 | 51f905a2 | Giorgos Verigakis | |
250 | 51f905a2 | Giorgos Verigakis | if meta['content-type'] == 'application/directory': |
251 | 2152daa0 | Giorgos Verigakis | mode = int(meta.get('x-object-meta-mode', 0755)) |
252 | 51f905a2 | Giorgos Verigakis | flags = S_IFDIR |
253 | 51f905a2 | Giorgos Verigakis | nlink = 2 |
254 | 51f905a2 | Giorgos Verigakis | else: |
255 | 2152daa0 | Giorgos Verigakis | mode = int(meta.get('x-object-meta-mode', 0644)) |
256 | 51f905a2 | Giorgos Verigakis | flags = S_IFREG |
257 | 51f905a2 | Giorgos Verigakis | nlink = 1 |
258 | 51f905a2 | Giorgos Verigakis | |
259 | 51f905a2 | Giorgos Verigakis | return { |
260 | 51f905a2 | Giorgos Verigakis | 'st_mode': flags | mode, |
261 | 51f905a2 | Giorgos Verigakis | 'st_nlink': nlink, |
262 | 51f905a2 | Giorgos Verigakis | 'st_uid': uid, |
263 | 51f905a2 | Giorgos Verigakis | 'st_gid': gid, |
264 | 51f905a2 | Giorgos Verigakis | 'st_ctime': epoch, |
265 | 51f905a2 | Giorgos Verigakis | 'st_mtime': modified, |
266 | 51f905a2 | Giorgos Verigakis | 'st_atime': modified, |
267 | 51f905a2 | Giorgos Verigakis | 'st_size': size} |
268 | 51f905a2 | Giorgos Verigakis | |
269 | 51f905a2 | Giorgos Verigakis | def object_getxattr(self, container, object, name, position=0): |
270 | 51f905a2 | Giorgos Verigakis | meta = self._get_object_meta(container, object, restricted=True) |
271 | 51f905a2 | Giorgos Verigakis | return meta.get('xattr-' + name, '') |
272 | 51f905a2 | Giorgos Verigakis | |
273 | 51f905a2 | Giorgos Verigakis | def object_listxattr(self, container, object): |
274 | 51f905a2 | Giorgos Verigakis | meta = self._get_object_meta(container, object, restricted=True) |
275 | 51f905a2 | Giorgos Verigakis | prefix = 'xattr-' |
276 | 51f905a2 | Giorgos Verigakis | return [k[len(prefix):] for k in meta if k.startswith(prefix)] |
277 | 51f905a2 | Giorgos Verigakis | |
278 | 51f905a2 | Giorgos Verigakis | def object_mkdir(self, container, object, mode): |
279 | 71c0f614 | Giorgos Verigakis | mode = str(mode & 0777) |
280 | 51f905a2 | Giorgos Verigakis | self.client.create_directory_marker(container, object) |
281 | 51f905a2 | Giorgos Verigakis | self.client.update_object_metadata(container, object, mode=mode) |
282 | 51f905a2 | Giorgos Verigakis | |
283 | 51f905a2 | Giorgos Verigakis | def object_read(self, container, object, nbyte, offset, fh): |
284 | 51f905a2 | Giorgos Verigakis | data = self.client.retrieve_object(container, object) |
285 | 51f905a2 | Giorgos Verigakis | return data[offset:offset + nbyte] |
286 | 51f905a2 | Giorgos Verigakis | |
287 | 51f905a2 | Giorgos Verigakis | def object_readdir(self, container, object, fh): |
288 | 2152daa0 | Giorgos Verigakis | objects = self.client.list_objects(container, delimiter='/', |
289 | 2152daa0 | Giorgos Verigakis | prefix=object) |
290 | 51f905a2 | Giorgos Verigakis | files = [o.rpartition('/')[2] for o in objects if not o.endswith('/')] |
291 | 51f905a2 | Giorgos Verigakis | return ['.', '..'] + files |
292 | 51f905a2 | Giorgos Verigakis | |
293 | 51f905a2 | Giorgos Verigakis | def object_removexattr(self, container, object, name): |
294 | 51f905a2 | Giorgos Verigakis | attr = 'xattr-' + name |
295 | 51f905a2 | Giorgos Verigakis | self.client.delete_object_metadata(container, object, [attr]) |
296 | 51f905a2 | Giorgos Verigakis | |
297 | 51f905a2 | Giorgos Verigakis | def object_rename(self, container, object, path): |
298 | 51f905a2 | Giorgos Verigakis | new_container, sep, new_object = path[1:].partition('/') |
299 | 51f905a2 | Giorgos Verigakis | if not new_container or not new_object: |
300 | 51f905a2 | Giorgos Verigakis | raise FuseOSError(EINVAL) |
301 | 51f905a2 | Giorgos Verigakis | self.client.move_object(container, object, new_container, new_object) |
302 | 51f905a2 | Giorgos Verigakis | |
303 | 51f905a2 | Giorgos Verigakis | def object_rmdir(self, container, object): |
304 | 51f905a2 | Giorgos Verigakis | self.client.delete_object(container, object) |
305 | 51f905a2 | Giorgos Verigakis | |
306 | 51f905a2 | Giorgos Verigakis | def object_setxattr(self, container, object, name, value, options, |
307 | 51f905a2 | Giorgos Verigakis | position=0): |
308 | 51f905a2 | Giorgos Verigakis | attr = 'xattr-' + name |
309 | 51f905a2 | Giorgos Verigakis | meta = {attr: value} |
310 | 51f905a2 | Giorgos Verigakis | self.client.update_object_metadata(container, object, **meta) |
311 | 51f905a2 | Giorgos Verigakis | |
312 | 51f905a2 | Giorgos Verigakis | def object_truncate(self, container, object, length, fh=None): |
313 | 51f905a2 | Giorgos Verigakis | data = self.client.retrieve_object(container, object) |
314 | 51f905a2 | Giorgos Verigakis | f = StringIO(data[:length]) |
315 | 51f905a2 | Giorgos Verigakis | self.client.update_object(container, object, f) |
316 | 51f905a2 | Giorgos Verigakis | |
317 | 51f905a2 | Giorgos Verigakis | def object_unlink(self, container, object): |
318 | 51f905a2 | Giorgos Verigakis | self.client.delete_object(container, object) |
319 | 51f905a2 | Giorgos Verigakis | |
320 | 51f905a2 | Giorgos Verigakis | def object_write(self, container, object, data, offset, fh): |
321 | 51f905a2 | Giorgos Verigakis | f = StringIO(data) |
322 | 71c0f614 | Giorgos Verigakis | self.client.update_object(container, object, f, offset=offset) |
323 | 51f905a2 | Giorgos Verigakis | return len(data) |
324 | 51f905a2 | Giorgos Verigakis | |
325 | 51f905a2 | Giorgos Verigakis | |
326 | 2152daa0 | Giorgos Verigakis | if __name__ == '__main__': |
327 | 2152daa0 | Giorgos Verigakis | if len(argv) != 2: |
328 | 2152daa0 | Giorgos Verigakis | print 'usage: %s <mountpoint>' % argv[0] |
329 | 51f905a2 | Giorgos Verigakis | exit(1) |
330 | 51f905a2 | Giorgos Verigakis | |
331 | 51f905a2 | Giorgos Verigakis | user = getuser() |
332 | 2152daa0 | Giorgos Verigakis | fs = StoreFS(verbose=True) |
333 | 2152daa0 | Giorgos Verigakis | fuse = FUSE(fs, argv[1], foreground=True) |