root / pithos / lib / client.py @ d6c6f6c7
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1 | a4c10cbc | Sofia Papagiannaki | # Copyright 2011 GRNET S.A. All rights reserved.
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2 | a4c10cbc | Sofia Papagiannaki | #
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3 | a4c10cbc | Sofia Papagiannaki | # Redistribution and use in source and binary forms, with or
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4 | a4c10cbc | Sofia Papagiannaki | # without modification, are permitted provided that the following
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5 | a4c10cbc | Sofia Papagiannaki | # conditions are met:
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6 | a4c10cbc | Sofia Papagiannaki | #
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7 | a4c10cbc | Sofia Papagiannaki | # 1. Redistributions of source code must retain the above
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8 | a4c10cbc | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
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9 | a4c10cbc | Sofia Papagiannaki | # disclaimer.
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10 | a4c10cbc | Sofia Papagiannaki | #
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11 | a4c10cbc | Sofia Papagiannaki | # 2. Redistributions in binary form must reproduce the above
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12 | a4c10cbc | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
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13 | a4c10cbc | Sofia Papagiannaki | # disclaimer in the documentation and/or other materials
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14 | a4c10cbc | Sofia Papagiannaki | # provided with the distribution.
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15 | a4c10cbc | Sofia Papagiannaki | #
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16 | a4c10cbc | Sofia Papagiannaki | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | a4c10cbc | Sofia Papagiannaki | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | a4c10cbc | Sofia Papagiannaki | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | a4c10cbc | Sofia Papagiannaki | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | a4c10cbc | Sofia Papagiannaki | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | a4c10cbc | Sofia Papagiannaki | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | a4c10cbc | Sofia Papagiannaki | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | a4c10cbc | Sofia Papagiannaki | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | a4c10cbc | Sofia Papagiannaki | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | a4c10cbc | Sofia Papagiannaki | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | a4c10cbc | Sofia Papagiannaki | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | a4c10cbc | Sofia Papagiannaki | # POSSIBILITY OF SUCH DAMAGE.
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28 | a4c10cbc | Sofia Papagiannaki | #
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29 | a4c10cbc | Sofia Papagiannaki | # The views and conclusions contained in the software and
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30 | a4c10cbc | Sofia Papagiannaki | # documentation are those of the authors and should not be
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31 | a4c10cbc | Sofia Papagiannaki | # interpreted as representing official policies, either expressed
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32 | a4c10cbc | Sofia Papagiannaki | # or implied, of GRNET S.A.
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33 | a4c10cbc | Sofia Papagiannaki | |
34 | ec1b8d3e | Sofia Papagiannaki | from httplib import HTTPConnection, HTTP |
35 | ec1b8d3e | Sofia Papagiannaki | from sys import stdin |
36 | f0eacc2c | Sofia Papagiannaki | from xml.dom import minidom |
37 | 3f5b02c7 | Sofia Papagiannaki | |
38 | 3f5b02c7 | Sofia Papagiannaki | import json |
39 | ec1b8d3e | Sofia Papagiannaki | import types |
40 | 0ea1dcc4 | Sofia Papagiannaki | import socket |
41 | ae75584f | Sofia Papagiannaki | import urllib |
42 | e3fd7f91 | Sofia Papagiannaki | import pithos.api.faults |
43 | e3fd7f91 | Sofia Papagiannaki | |
44 | e3fd7f91 | Sofia Papagiannaki | ERROR_CODES = {304:'Not Modified', |
45 | e3fd7f91 | Sofia Papagiannaki | 400:'Bad Request', |
46 | e3fd7f91 | Sofia Papagiannaki | 401:'Unauthorized', |
47 | e3fd7f91 | Sofia Papagiannaki | 404:'Not Found', |
48 | e3fd7f91 | Sofia Papagiannaki | 409:'Conflict', |
49 | e3fd7f91 | Sofia Papagiannaki | 411:'Length Required', |
50 | e3fd7f91 | Sofia Papagiannaki | 412:'Precondition Failed', |
51 | e3fd7f91 | Sofia Papagiannaki | 416:'Range Not Satisfiable', |
52 | e3fd7f91 | Sofia Papagiannaki | 422:'Unprocessable Entity', |
53 | e3fd7f91 | Sofia Papagiannaki | 503:'Service Unavailable'} |
54 | 3f5b02c7 | Sofia Papagiannaki | |
55 | 3f5b02c7 | Sofia Papagiannaki | class Fault(Exception): |
56 | e3fd7f91 | Sofia Papagiannaki | def __init__(self, data='', status=None): |
57 | e3fd7f91 | Sofia Papagiannaki | if data == '' and status in ERROR_CODES.keys(): |
58 | e3fd7f91 | Sofia Papagiannaki | data = ERROR_CODES[status] |
59 | 3f5b02c7 | Sofia Papagiannaki | Exception.__init__(self, data) |
60 | 3f5b02c7 | Sofia Papagiannaki | self.data = data
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61 | e3fd7f91 | Sofia Papagiannaki | self.status = status
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62 | 3f5b02c7 | Sofia Papagiannaki | |
63 | 3f5b02c7 | Sofia Papagiannaki | class Client(object): |
64 | bcb7c5a8 | Sofia Papagiannaki | def __init__(self, host, token, account, api='v1', verbose=False, debug=False): |
65 | 3f5b02c7 | Sofia Papagiannaki | """`host` can also include a port, e.g '127.0.0.1:8000'."""
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66 | 3f5b02c7 | Sofia Papagiannaki | |
67 | 3f5b02c7 | Sofia Papagiannaki | self.host = host
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68 | 3f5b02c7 | Sofia Papagiannaki | self.account = account
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69 | 3f5b02c7 | Sofia Papagiannaki | self.api = api
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70 | 3f5b02c7 | Sofia Papagiannaki | self.verbose = verbose or debug |
71 | 3f5b02c7 | Sofia Papagiannaki | self.debug = debug
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72 | bcb7c5a8 | Sofia Papagiannaki | self.token = token
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73 | f7ab99df | Sofia Papagiannaki | |
74 | 25c3841c | Sofia Papagiannaki | def _req(self, method, path, body=None, headers={}, format='text', |
75 | ae75584f | Sofia Papagiannaki | params={}, top_level_req=False):
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76 | ae75584f | Sofia Papagiannaki | path = urllib.quote(path) |
77 | ae75584f | Sofia Papagiannaki | account = '' if top_level_req else self.account |
78 | ae75584f | Sofia Papagiannaki | full_path = '/%s/%s%s?format=%s' % (self.api, account, path, format) |
79 | ae75584f | Sofia Papagiannaki | |
80 | 25c3841c | Sofia Papagiannaki | for k,v in params.items(): |
81 | 25c3841c | Sofia Papagiannaki | if v:
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82 | 25c3841c | Sofia Papagiannaki | full_path = '%s&%s=%s' %(full_path, k, v)
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83 | 25c3841c | Sofia Papagiannaki | else:
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84 | 25c3841c | Sofia Papagiannaki | full_path = '%s&%s' %(full_path, k)
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85 | 3f5b02c7 | Sofia Papagiannaki | conn = HTTPConnection(self.host)
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86 | 3f5b02c7 | Sofia Papagiannaki | |
87 | d2d5c360 | Sofia Papagiannaki | #encode whitespace
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88 | d2d5c360 | Sofia Papagiannaki | full_path = full_path.replace(' ', '%20') |
89 | ec1b8d3e | Sofia Papagiannaki | |
90 | 3f5b02c7 | Sofia Papagiannaki | kwargs = {} |
91 | 25c3841c | Sofia Papagiannaki | for k,v in headers.items(): |
92 | 25c3841c | Sofia Papagiannaki | headers.pop(k) |
93 | 25c3841c | Sofia Papagiannaki | k = k.replace('_', '-') |
94 | 25c3841c | Sofia Papagiannaki | headers[k] = v |
95 | 25c3841c | Sofia Papagiannaki | |
96 | 25c3841c | Sofia Papagiannaki | kwargs['headers'] = headers
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97 | bcb7c5a8 | Sofia Papagiannaki | kwargs['headers']['X-Auth-Token'] = self.token |
98 | 3f5b02c7 | Sofia Papagiannaki | if body:
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99 | 3f5b02c7 | Sofia Papagiannaki | kwargs['body'] = body
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100 | cd6ada1d | Sofia Papagiannaki | kwargs['headers'].setdefault('content-type', |
101 | cd6ada1d | Sofia Papagiannaki | 'application/octet-stream')
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102 | 25c3841c | Sofia Papagiannaki | kwargs['headers'].setdefault('content-length', len(body) if body else 0) |
103 | ae75584f | Sofia Papagiannaki | kwargs['headers'] = _encode_headers(kwargs['headers']) |
104 | ae75584f | Sofia Papagiannaki | #print '#', method, full_path, kwargs
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105 | ae75584f | Sofia Papagiannaki | conn.request(method, full_path, **kwargs) |
106 | ae75584f | Sofia Papagiannaki | |
107 | ae75584f | Sofia Papagiannaki | #try:
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108 | ae75584f | Sofia Papagiannaki | # conn.request(method, full_path, **kwargs)
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109 | ae75584f | Sofia Papagiannaki | #except socket.error, e:
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110 | ae75584f | Sofia Papagiannaki | # print '###', e[0], conn.auto_open
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111 | ae75584f | Sofia Papagiannaki | # raise Fault(status=503)
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112 | e3fd7f91 | Sofia Papagiannaki | |
113 | 3f5b02c7 | Sofia Papagiannaki | resp = conn.getresponse() |
114 | 3f5b02c7 | Sofia Papagiannaki | headers = dict(resp.getheaders())
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115 | 3f5b02c7 | Sofia Papagiannaki | |
116 | 3f5b02c7 | Sofia Papagiannaki | if self.verbose: |
117 | 3f5b02c7 | Sofia Papagiannaki | print '%d %s' % (resp.status, resp.reason) |
118 | 3f5b02c7 | Sofia Papagiannaki | for key, val in headers.items(): |
119 | 3f5b02c7 | Sofia Papagiannaki | print '%s: %s' % (key.capitalize(), val) |
120 | 3f5b02c7 | Sofia Papagiannaki | print
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121 | 3f5b02c7 | Sofia Papagiannaki | |
122 | 615e561b | Sofia Papagiannaki | length = resp.getheader('content-length', None) |
123 | 6cd1831a | Sofia Papagiannaki | data = resp.read(length) |
124 | 3f5b02c7 | Sofia Papagiannaki | if self.debug: |
125 | 3f5b02c7 | Sofia Papagiannaki | print data
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126 | 3f5b02c7 | Sofia Papagiannaki | print
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127 | 3f5b02c7 | Sofia Papagiannaki | |
128 | e3fd7f91 | Sofia Papagiannaki | if int(resp.status) in ERROR_CODES.keys(): |
129 | cd6ada1d | Sofia Papagiannaki | #print '**', resp.status
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130 | e3fd7f91 | Sofia Papagiannaki | raise Fault(data, int(resp.status)) |
131 | e3fd7f91 | Sofia Papagiannaki | |
132 | cd6ada1d | Sofia Papagiannaki | #print '**', resp.status, headers, data
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133 | 3f5b02c7 | Sofia Papagiannaki | return resp.status, headers, data
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134 | f7ab99df | Sofia Papagiannaki | |
135 | 25c3841c | Sofia Papagiannaki | def delete(self, path, format='text', params={}): |
136 | 25c3841c | Sofia Papagiannaki | return self._req('DELETE', path, format=format, params=params) |
137 | f7ab99df | Sofia Papagiannaki | |
138 | ae75584f | Sofia Papagiannaki | def get(self, path, format='text', headers={}, params={}, |
139 | ae75584f | Sofia Papagiannaki | top_level_req=False):
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140 | 615e561b | Sofia Papagiannaki | return self._req('GET', path, headers=headers, format=format, |
141 | ae75584f | Sofia Papagiannaki | params=params, top_level_req=top_level_req) |
142 | f7ab99df | Sofia Papagiannaki | |
143 | 25c3841c | Sofia Papagiannaki | def head(self, path, format='text', params={}): |
144 | ae75584f | Sofia Papagiannaki | return self._req('HEAD', path, format=format, params=params) |
145 | f7ab99df | Sofia Papagiannaki | |
146 | 25c3841c | Sofia Papagiannaki | def post(self, path, body=None, format='text', headers=None, params={}): |
147 | 615e561b | Sofia Papagiannaki | return self._req('POST', path, body, headers=headers, format=format, |
148 | 6749c3bd | Sofia Papagiannaki | params=params) |
149 | f7ab99df | Sofia Papagiannaki | |
150 | 3f5b02c7 | Sofia Papagiannaki | def put(self, path, body=None, format='text', headers=None): |
151 | 615e561b | Sofia Papagiannaki | return self._req('PUT', path, body, headers=headers, format=format) |
152 | f7ab99df | Sofia Papagiannaki | |
153 | ae75584f | Sofia Papagiannaki | def _list(self, path, format='text', params={}, top_level_req=False, |
154 | ae75584f | Sofia Papagiannaki | **headers): |
155 | 3f5b02c7 | Sofia Papagiannaki | status, headers, data = self.get(path, format=format, headers=headers,
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156 | ae75584f | Sofia Papagiannaki | params=params, |
157 | ae75584f | Sofia Papagiannaki | top_level_req=top_level_req) |
158 | f0eacc2c | Sofia Papagiannaki | if format == 'json': |
159 | bcb7c5a8 | Sofia Papagiannaki | data = json.loads(data) if data else '' |
160 | f0eacc2c | Sofia Papagiannaki | elif format == 'xml': |
161 | f0eacc2c | Sofia Papagiannaki | data = minidom.parseString(data) |
162 | ec1b8d3e | Sofia Papagiannaki | else:
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163 | 25c3841c | Sofia Papagiannaki | data = data.strip().split('\n') if data else '' |
164 | 3f5b02c7 | Sofia Papagiannaki | return data
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165 | f7ab99df | Sofia Papagiannaki | |
166 | 25c3841c | Sofia Papagiannaki | def _get_metadata(self, path, prefix=None, params={}): |
167 | d2d5c360 | Sofia Papagiannaki | status, headers, data = self.head(path, params=params)
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168 | f7ab99df | Sofia Papagiannaki | prefixlen = len(prefix) if prefix else 0 |
169 | 3f5b02c7 | Sofia Papagiannaki | meta = {} |
170 | 3f5b02c7 | Sofia Papagiannaki | for key, val in headers.items(): |
171 | 0ea1dcc4 | Sofia Papagiannaki | if prefix and not key.startswith(prefix): |
172 | 0ea1dcc4 | Sofia Papagiannaki | continue
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173 | 0ea1dcc4 | Sofia Papagiannaki | elif prefix and key.startswith(prefix): |
174 | 3f5b02c7 | Sofia Papagiannaki | key = key[prefixlen:] |
175 | 0ea1dcc4 | Sofia Papagiannaki | meta[key] = val |
176 | 3f5b02c7 | Sofia Papagiannaki | return meta
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177 | f7ab99df | Sofia Papagiannaki | |
178 | 25c3841c | Sofia Papagiannaki | def _filter(self, l, d): |
179 | f7ab99df | Sofia Papagiannaki | """
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180 | 25c3841c | Sofia Papagiannaki | filter out from l elements having the metadata values provided
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181 | f7ab99df | Sofia Papagiannaki | """
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182 | 25c3841c | Sofia Papagiannaki | ll = l |
183 | 25c3841c | Sofia Papagiannaki | for elem in l: |
184 | 25c3841c | Sofia Papagiannaki | if type(elem) == types.DictionaryType: |
185 | 25c3841c | Sofia Papagiannaki | for key in d.keys(): |
186 | 25c3841c | Sofia Papagiannaki | k = 'x_object_meta_%s' % key
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187 | 25c3841c | Sofia Papagiannaki | if k in elem.keys() and elem[k] == d[key]: |
188 | 25c3841c | Sofia Papagiannaki | ll.remove(elem) |
189 | 25c3841c | Sofia Papagiannaki | break
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190 | 25c3841c | Sofia Papagiannaki | return ll
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191 | 25c3841c | Sofia Papagiannaki | |
192 | 25c3841c | Sofia Papagiannaki | class OOS_Client(Client): |
193 | f0eacc2c | Sofia Papagiannaki | """Openstack Object Storage Client"""
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194 | 25c3841c | Sofia Papagiannaki | |
195 | 25c3841c | Sofia Papagiannaki | def _update_metadata(self, path, entity, **meta): |
196 | 25c3841c | Sofia Papagiannaki | """adds new and updates the values of previously set metadata"""
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197 | 25c3841c | Sofia Papagiannaki | ex_meta = self.retrieve_account_metadata(restricted=True) |
198 | 25c3841c | Sofia Papagiannaki | ex_meta.update(meta) |
199 | f7ab99df | Sofia Papagiannaki | headers = {} |
200 | 6749c3bd | Sofia Papagiannaki | prefix = 'x-%s-meta-' % entity
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201 | 25c3841c | Sofia Papagiannaki | for k,v in ex_meta.items(): |
202 | 6749c3bd | Sofia Papagiannaki | k = '%s%s' % (prefix, k)
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203 | 6749c3bd | Sofia Papagiannaki | headers[k] = v |
204 | cd6ada1d | Sofia Papagiannaki | return self.post(path, headers=headers) |
205 | f7ab99df | Sofia Papagiannaki | |
206 | b9ca81a0 | Sofia Papagiannaki | def _reset_metadata(self, path, entity, **meta): |
207 | b9ca81a0 | Sofia Papagiannaki | """
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208 | b9ca81a0 | Sofia Papagiannaki | overwrites all user defined metadata
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209 | b9ca81a0 | Sofia Papagiannaki | """
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210 | b9ca81a0 | Sofia Papagiannaki | headers = {} |
211 | b9ca81a0 | Sofia Papagiannaki | prefix = 'x-%s-meta-' % entity
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212 | b9ca81a0 | Sofia Papagiannaki | for k,v in meta.items(): |
213 | b9ca81a0 | Sofia Papagiannaki | k = '%s%s' % (prefix, k)
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214 | b9ca81a0 | Sofia Papagiannaki | headers[k] = v |
215 | b9ca81a0 | Sofia Papagiannaki | return self.post(path, headers=headers) |
216 | b9ca81a0 | Sofia Papagiannaki | |
217 | f7ab99df | Sofia Papagiannaki | def _delete_metadata(self, path, entity, meta=[]): |
218 | 25c3841c | Sofia Papagiannaki | """delete previously set metadata"""
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219 | 25c3841c | Sofia Papagiannaki | ex_meta = self.retrieve_account_metadata(restricted=True) |
220 | f7ab99df | Sofia Papagiannaki | headers = {} |
221 | 615e561b | Sofia Papagiannaki | prefix = 'x-%s-meta-' % entity
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222 | 25c3841c | Sofia Papagiannaki | for k in ex_meta.keys(): |
223 | 25c3841c | Sofia Papagiannaki | if k in meta: |
224 | 25c3841c | Sofia Papagiannaki | headers['%s%s' % (prefix, k)] = ex_meta[k]
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225 | 615e561b | Sofia Papagiannaki | return self.post(path, headers=headers) |
226 | f7ab99df | Sofia Papagiannaki | |
227 | 3f5b02c7 | Sofia Papagiannaki | # Storage Account Services
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228 | f7ab99df | Sofia Papagiannaki | |
229 | ae75584f | Sofia Papagiannaki | def list_containers(self, format='text', limit=None, marker=None, params={}, |
230 | 25c3841c | Sofia Papagiannaki | **headers): |
231 | 25c3841c | Sofia Papagiannaki | """lists containers"""
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232 | 25c3841c | Sofia Papagiannaki | params.update({'limit':limit, 'marker':marker}) |
233 | f0eacc2c | Sofia Papagiannaki | return self._list('', format, params, **headers) |
234 | f7ab99df | Sofia Papagiannaki | |
235 | 25c3841c | Sofia Papagiannaki | def retrieve_account_metadata(self, restricted=False, **params): |
236 | 25c3841c | Sofia Papagiannaki | """returns the account metadata"""
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237 | f7ab99df | Sofia Papagiannaki | prefix = 'x-account-meta-' if restricted else None |
238 | 25c3841c | Sofia Papagiannaki | return self._get_metadata('', prefix, params) |
239 | f7ab99df | Sofia Papagiannaki | |
240 | 3f5b02c7 | Sofia Papagiannaki | def update_account_metadata(self, **meta): |
241 | 25c3841c | Sofia Papagiannaki | """updates the account metadata"""
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242 | 615e561b | Sofia Papagiannaki | return self._update_metadata('', 'account', **meta) |
243 | f7ab99df | Sofia Papagiannaki | |
244 | f7ab99df | Sofia Papagiannaki | def delete_account_metadata(self, meta=[]): |
245 | 25c3841c | Sofia Papagiannaki | """deletes the account metadata"""
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246 | 615e561b | Sofia Papagiannaki | return self._delete_metadata('', 'account', meta) |
247 | f7ab99df | Sofia Papagiannaki | |
248 | b9ca81a0 | Sofia Papagiannaki | def reset_account_metadata(self, **meta): |
249 | b9ca81a0 | Sofia Papagiannaki | """resets account metadata"""
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250 | b9ca81a0 | Sofia Papagiannaki | return self._reset_metadata('', 'account', **meta) |
251 | b9ca81a0 | Sofia Papagiannaki | |
252 | 3f5b02c7 | Sofia Papagiannaki | # Storage Container Services
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253 | f7ab99df | Sofia Papagiannaki | |
254 | a4c10cbc | Sofia Papagiannaki | def _filter_trashed(self, l): |
255 | a4c10cbc | Sofia Papagiannaki | return self._filter(l, {'trash':'true'}) |
256 | a4c10cbc | Sofia Papagiannaki | |
257 | ae75584f | Sofia Papagiannaki | def list_objects(self, container, format='text', limit=None, marker=None, |
258 | 25c3841c | Sofia Papagiannaki | prefix=None, delimiter=None, path=None, |
259 | 25c3841c | Sofia Papagiannaki | include_trashed=False, params={}, **headers):
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260 | 25c3841c | Sofia Papagiannaki | """returns a list with the container objects"""
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261 | 25c3841c | Sofia Papagiannaki | params.update({'limit':limit, 'marker':marker, 'prefix':prefix, |
262 | 25c3841c | Sofia Papagiannaki | 'delimiter':delimiter, 'path':path}) |
263 | f0eacc2c | Sofia Papagiannaki | l = self._list('/' + container, format, params, **headers) |
264 | f0eacc2c | Sofia Papagiannaki | #TODO support filter trashed with xml also
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265 | f0eacc2c | Sofia Papagiannaki | if format != 'xml' and not include_trashed: |
266 | a4c10cbc | Sofia Papagiannaki | l = self._filter_trashed(l)
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267 | a4c10cbc | Sofia Papagiannaki | return l
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268 | f7ab99df | Sofia Papagiannaki | |
269 | 25c3841c | Sofia Papagiannaki | def create_container(self, container, **meta): |
270 | 25c3841c | Sofia Papagiannaki | """creates a container"""
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271 | 25c3841c | Sofia Papagiannaki | headers = {} |
272 | bcb7c5a8 | Sofia Papagiannaki | for k,v in meta.items(): |
273 | 615e561b | Sofia Papagiannaki | headers['x-container-meta-%s' %k.strip().upper()] = v.strip()
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274 | ec1b8d3e | Sofia Papagiannaki | status, header, data = self.put('/' + container, headers=headers) |
275 | 3f5b02c7 | Sofia Papagiannaki | if status == 202: |
276 | 3f5b02c7 | Sofia Papagiannaki | return False |
277 | 3f5b02c7 | Sofia Papagiannaki | elif status != 201: |
278 | e3fd7f91 | Sofia Papagiannaki | raise Fault(data, int(status)) |
279 | 3f5b02c7 | Sofia Papagiannaki | return True |
280 | f7ab99df | Sofia Papagiannaki | |
281 | 25c3841c | Sofia Papagiannaki | def delete_container(self, container, params={}): |
282 | 25c3841c | Sofia Papagiannaki | """deletes a container"""
|
283 | 25c3841c | Sofia Papagiannaki | return self.delete('/' + container, params=params) |
284 | f7ab99df | Sofia Papagiannaki | |
285 | 25c3841c | Sofia Papagiannaki | def retrieve_container_metadata(self, container, restricted=False, **params): |
286 | 25c3841c | Sofia Papagiannaki | """returns the container metadata"""
|
287 | f7ab99df | Sofia Papagiannaki | prefix = 'x-container-meta-' if restricted else None |
288 | 25c3841c | Sofia Papagiannaki | return self._get_metadata('/%s' % container, prefix, params) |
289 | f7ab99df | Sofia Papagiannaki | |
290 | 3f5b02c7 | Sofia Papagiannaki | def update_container_metadata(self, container, **meta): |
291 | 25c3841c | Sofia Papagiannaki | """unpdates the container metadata"""
|
292 | 615e561b | Sofia Papagiannaki | return self._update_metadata('/' + container, 'container', **meta) |
293 | f7ab99df | Sofia Papagiannaki | |
294 | f7ab99df | Sofia Papagiannaki | def delete_container_metadata(self, container, meta=[]): |
295 | 25c3841c | Sofia Papagiannaki | """deletes the container metadata"""
|
296 | f7ab99df | Sofia Papagiannaki | path = '/%s' % (container)
|
297 | 615e561b | Sofia Papagiannaki | return self._delete_metadata(path, 'container', meta) |
298 | f7ab99df | Sofia Papagiannaki | |
299 | 3f5b02c7 | Sofia Papagiannaki | # Storage Object Services
|
300 | f7ab99df | Sofia Papagiannaki | |
301 | f0eacc2c | Sofia Papagiannaki | def request_object(self, container, object, format='text', params={}, |
302 | 25c3841c | Sofia Papagiannaki | **headers): |
303 | 25c3841c | Sofia Papagiannaki | """returns tuple containing the status, headers and data response for an object request"""
|
304 | 3f5b02c7 | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
305 | 8fe01d72 | Sofia Papagiannaki | status, headers, data = self.get(path, format, headers, params)
|
306 | 25c3841c | Sofia Papagiannaki | return status, headers, data
|
307 | 25c3841c | Sofia Papagiannaki | |
308 | f0eacc2c | Sofia Papagiannaki | def retrieve_object(self, container, object, format='text', params={}, |
309 | 25c3841c | Sofia Papagiannaki | **headers): |
310 | 25c3841c | Sofia Papagiannaki | """returns an object's data"""
|
311 | f0eacc2c | Sofia Papagiannaki | t = self.request_object(container, object, format, params, **headers) |
312 | 25c3841c | Sofia Papagiannaki | return t[2] |
313 | f7ab99df | Sofia Papagiannaki | |
314 | f7ab99df | Sofia Papagiannaki | def create_directory_marker(self, container, object): |
315 | 25c3841c | Sofia Papagiannaki | """creates a dierectory marker"""
|
316 | f7ab99df | Sofia Papagiannaki | if not object: |
317 | f7ab99df | Sofia Papagiannaki | raise Fault('Directory markers have to be nested in a container') |
318 | 7912c553 | Sofia Papagiannaki | h = {'content_type':'application/directory'} |
319 | 25c3841c | Sofia Papagiannaki | return self.create_zero_length_object(container, object, **h) |
320 | f7ab99df | Sofia Papagiannaki | |
321 | 25c3841c | Sofia Papagiannaki | def create_object(self, container, object, f=stdin, format='text', meta={}, |
322 | 25c3841c | Sofia Papagiannaki | etag=None, content_type=None, content_encoding=None, |
323 | 25c3841c | Sofia Papagiannaki | content_disposition=None, **headers):
|
324 | cd6ada1d | Sofia Papagiannaki | """creates a zero-length object"""
|
325 | 615e561b | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
326 | 25c3841c | Sofia Papagiannaki | for k, v in headers.items(): |
327 | 25c3841c | Sofia Papagiannaki | if not v: |
328 | 25c3841c | Sofia Papagiannaki | headers.pop(k) |
329 | 25c3841c | Sofia Papagiannaki | |
330 | 25c3841c | Sofia Papagiannaki | l = ['etag', 'content_encoding', 'content_disposition', 'content_type'] |
331 | 25c3841c | Sofia Papagiannaki | l = [elem for elem in l if eval(elem)] |
332 | 25c3841c | Sofia Papagiannaki | for elem in l: |
333 | 25c3841c | Sofia Papagiannaki | headers.update({elem:eval(elem)})
|
334 | 25c3841c | Sofia Papagiannaki | |
335 | 615e561b | Sofia Papagiannaki | for k,v in meta.items(): |
336 | 615e561b | Sofia Papagiannaki | headers['x-object-meta-%s' %k.strip()] = v.strip()
|
337 | 25c3841c | Sofia Papagiannaki | data = f.read() if f else None |
338 | 25c3841c | Sofia Papagiannaki | return self.put(path, data, format, headers=headers) |
339 | 615e561b | Sofia Papagiannaki | |
340 | cd6ada1d | Sofia Papagiannaki | def create_zero_length_object(self, container, object, meta={}, etag=None, |
341 | cd6ada1d | Sofia Papagiannaki | content_type=None, content_encoding=None, |
342 | cd6ada1d | Sofia Papagiannaki | content_disposition=None, **headers):
|
343 | cd6ada1d | Sofia Papagiannaki | args = locals()
|
344 | cd6ada1d | Sofia Papagiannaki | for elem in ['self', 'container', 'headers']: |
345 | cd6ada1d | Sofia Papagiannaki | args.pop(elem) |
346 | cd6ada1d | Sofia Papagiannaki | args.update(headers) |
347 | cd6ada1d | Sofia Papagiannaki | return self.create_object(container, f=None, **args) |
348 | cd6ada1d | Sofia Papagiannaki | |
349 | 25c3841c | Sofia Papagiannaki | def update_object(self, container, object, f=stdin, offset=None, meta={}, |
350 | 25c3841c | Sofia Papagiannaki | content_length=None, content_type=None, |
351 | 25c3841c | Sofia Papagiannaki | content_encoding=None, content_disposition=None, |
352 | 25c3841c | Sofia Papagiannaki | **headers): |
353 | ec1b8d3e | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
354 | 25c3841c | Sofia Papagiannaki | for k, v in headers.items(): |
355 | 25c3841c | Sofia Papagiannaki | if not v: |
356 | 25c3841c | Sofia Papagiannaki | headers.pop(k) |
357 | 25c3841c | Sofia Papagiannaki | |
358 | 25c3841c | Sofia Papagiannaki | l = ['content_encoding', 'content_disposition', 'content_type', |
359 | 25c3841c | Sofia Papagiannaki | 'content_length']
|
360 | 25c3841c | Sofia Papagiannaki | l = [elem for elem in l if eval(elem)] |
361 | 25c3841c | Sofia Papagiannaki | for elem in l: |
362 | 25c3841c | Sofia Papagiannaki | headers.update({elem:eval(elem)})
|
363 | 25c3841c | Sofia Papagiannaki | |
364 | 25c3841c | Sofia Papagiannaki | if 'content_range' not in headers.keys(): |
365 | 25c3841c | Sofia Papagiannaki | if offset != None: |
366 | 25c3841c | Sofia Papagiannaki | headers['content_range'] = 'bytes %s-/*' % offset |
367 | 25c3841c | Sofia Papagiannaki | else:
|
368 | 25c3841c | Sofia Papagiannaki | headers['content_range'] = 'bytes */*' |
369 | 25c3841c | Sofia Papagiannaki | |
370 | bcb7c5a8 | Sofia Papagiannaki | for k,v in meta.items(): |
371 | 615e561b | Sofia Papagiannaki | headers['x-object-meta-%s' %k.strip()] = v.strip()
|
372 | 25c3841c | Sofia Papagiannaki | data = f.read() if f else None |
373 | 25c3841c | Sofia Papagiannaki | return self.post(path, data, headers=headers) |
374 | f7ab99df | Sofia Papagiannaki | |
375 | ec1b8d3e | Sofia Papagiannaki | def _change_obj_location(self, src_container, src_object, dst_container, |
376 | 7812e1f9 | Sofia Papagiannaki | dst_object, remove=False, meta={}, **headers):
|
377 | 3f5b02c7 | Sofia Papagiannaki | path = '/%s/%s' % (dst_container, dst_object)
|
378 | 7812e1f9 | Sofia Papagiannaki | headers = {} if not headers else headers |
379 | 615e561b | Sofia Papagiannaki | for k, v in meta.items(): |
380 | ae75584f | Sofia Papagiannaki | headers['x-object-meta-%s' % k] = v
|
381 | ec1b8d3e | Sofia Papagiannaki | if remove:
|
382 | 615e561b | Sofia Papagiannaki | headers['x-move-from'] = '/%s/%s' % (src_container, src_object) |
383 | ec1b8d3e | Sofia Papagiannaki | else:
|
384 | 615e561b | Sofia Papagiannaki | headers['x-copy-from'] = '/%s/%s' % (src_container, src_object) |
385 | 7812e1f9 | Sofia Papagiannaki | headers['content_length'] = 0 |
386 | 615e561b | Sofia Papagiannaki | return self.put(path, headers=headers) |
387 | f7ab99df | Sofia Papagiannaki | |
388 | 7812e1f9 | Sofia Papagiannaki | def copy_object(self, src_container, src_object, dst_container, dst_object, |
389 | 7812e1f9 | Sofia Papagiannaki | meta, **headers): |
390 | 7812e1f9 | Sofia Papagiannaki | """copies an object"""
|
391 | 615e561b | Sofia Papagiannaki | return self._change_obj_location(src_container, src_object, |
392 | 7812e1f9 | Sofia Papagiannaki | dst_container, dst_object, remove=False,
|
393 | 7812e1f9 | Sofia Papagiannaki | meta=meta, **headers) |
394 | f7ab99df | Sofia Papagiannaki | |
395 | ec1b8d3e | Sofia Papagiannaki | def move_object(self, src_container, src_object, dst_container, |
396 | 7812e1f9 | Sofia Papagiannaki | dst_object, meta={}, **headers): |
397 | 7812e1f9 | Sofia Papagiannaki | """moves an object"""
|
398 | 615e561b | Sofia Papagiannaki | return self._change_obj_location(src_container, src_object, |
399 | 7812e1f9 | Sofia Papagiannaki | dst_container, dst_object, remove=True,
|
400 | 7812e1f9 | Sofia Papagiannaki | meta=meta, **headers) |
401 | f7ab99df | Sofia Papagiannaki | |
402 | 25c3841c | Sofia Papagiannaki | def delete_object(self, container, object, params={}): |
403 | 7812e1f9 | Sofia Papagiannaki | """deletes an object"""
|
404 | 25c3841c | Sofia Papagiannaki | return self.delete('/%s/%s' % (container, object), params=params) |
405 | f7ab99df | Sofia Papagiannaki | |
406 | 8fe01d72 | Sofia Papagiannaki | def retrieve_object_metadata(self, container, object, restricted=False, |
407 | 8fe01d72 | Sofia Papagiannaki | version=None):
|
408 | 615e561b | Sofia Papagiannaki | """
|
409 | 615e561b | Sofia Papagiannaki | set restricted to True to get only user defined metadata
|
410 | 615e561b | Sofia Papagiannaki | """
|
411 | 3f5b02c7 | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
412 | f7ab99df | Sofia Papagiannaki | prefix = 'x-object-meta-' if restricted else None |
413 | 25c3841c | Sofia Papagiannaki | params = {'version':version} if version else {} |
414 | 8fe01d72 | Sofia Papagiannaki | return self._get_metadata(path, prefix, params=params) |
415 | f7ab99df | Sofia Papagiannaki | |
416 | 3f5b02c7 | Sofia Papagiannaki | def update_object_metadata(self, container, object, **meta): |
417 | 3f5b02c7 | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
418 | 615e561b | Sofia Papagiannaki | return self._update_metadata(path, 'object', **meta) |
419 | f7ab99df | Sofia Papagiannaki | |
420 | f7ab99df | Sofia Papagiannaki | def delete_object_metadata(self, container, object, meta=[]): |
421 | f7ab99df | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
422 | 615e561b | Sofia Papagiannaki | return self._delete_metadata(path, 'object', meta) |
423 | f7ab99df | Sofia Papagiannaki | |
424 | 25c3841c | Sofia Papagiannaki | class Pithos_Client(OOS_Client): |
425 | 25c3841c | Sofia Papagiannaki | """Pithos Storage Client. Extends OOS_Client"""
|
426 | 25c3841c | Sofia Papagiannaki | |
427 | 25c3841c | Sofia Papagiannaki | def _chunked_transfer(self, path, method='PUT', f=stdin, headers=None, |
428 | 25c3841c | Sofia Papagiannaki | blocksize=1024):
|
429 | 25c3841c | Sofia Papagiannaki | """perfomrs a chunked request"""
|
430 | 25c3841c | Sofia Papagiannaki | http = HTTPConnection(self.host)
|
431 | 25c3841c | Sofia Papagiannaki | |
432 | 25c3841c | Sofia Papagiannaki | # write header
|
433 | 25c3841c | Sofia Papagiannaki | path = '/%s/%s%s' % (self.api, self.account, path) |
434 | 25c3841c | Sofia Papagiannaki | http.putrequest(method, path) |
435 | 25c3841c | Sofia Papagiannaki | http.putheader('x-auth-token', self.token) |
436 | 25c3841c | Sofia Papagiannaki | http.putheader('content-type', 'application/octet-stream') |
437 | 25c3841c | Sofia Papagiannaki | http.putheader('transfer-encoding', 'chunked') |
438 | 25c3841c | Sofia Papagiannaki | if headers:
|
439 | 25c3841c | Sofia Papagiannaki | for header,value in headers.items(): |
440 | 25c3841c | Sofia Papagiannaki | http.putheader(header, value) |
441 | 25c3841c | Sofia Papagiannaki | http.endheaders() |
442 | 25c3841c | Sofia Papagiannaki | |
443 | 25c3841c | Sofia Papagiannaki | # write body
|
444 | 25c3841c | Sofia Papagiannaki | data = ''
|
445 | 25c3841c | Sofia Papagiannaki | while True: |
446 | 25c3841c | Sofia Papagiannaki | if f.closed:
|
447 | 25c3841c | Sofia Papagiannaki | break
|
448 | 25c3841c | Sofia Papagiannaki | block = f.read(blocksize) |
449 | 25c3841c | Sofia Papagiannaki | if block == '': |
450 | 25c3841c | Sofia Papagiannaki | break
|
451 | ae75584f | Sofia Papagiannaki | data = '%x\r\n%s\r\n' % (len(block), block) |
452 | 25c3841c | Sofia Papagiannaki | try:
|
453 | 25c3841c | Sofia Papagiannaki | http.send(data) |
454 | 25c3841c | Sofia Papagiannaki | except:
|
455 | 25c3841c | Sofia Papagiannaki | #retry
|
456 | 25c3841c | Sofia Papagiannaki | http.send(data) |
457 | ae75584f | Sofia Papagiannaki | data = '0\r\n\r\n'
|
458 | 25c3841c | Sofia Papagiannaki | try:
|
459 | 25c3841c | Sofia Papagiannaki | http.send(data) |
460 | 25c3841c | Sofia Papagiannaki | except:
|
461 | 25c3841c | Sofia Papagiannaki | #retry
|
462 | 25c3841c | Sofia Papagiannaki | http.send(data) |
463 | 25c3841c | Sofia Papagiannaki | |
464 | 25c3841c | Sofia Papagiannaki | # get response
|
465 | 25c3841c | Sofia Papagiannaki | resp = http.getresponse() |
466 | 25c3841c | Sofia Papagiannaki | |
467 | 25c3841c | Sofia Papagiannaki | headers = dict(resp.getheaders())
|
468 | 25c3841c | Sofia Papagiannaki | |
469 | 25c3841c | Sofia Papagiannaki | if self.verbose: |
470 | 25c3841c | Sofia Papagiannaki | print '%d %s' % (resp.status, resp.reason) |
471 | 25c3841c | Sofia Papagiannaki | for key, val in headers.items(): |
472 | 25c3841c | Sofia Papagiannaki | print '%s: %s' % (key.capitalize(), val) |
473 | 25c3841c | Sofia Papagiannaki | print
|
474 | 25c3841c | Sofia Papagiannaki | |
475 | 25c3841c | Sofia Papagiannaki | length = resp.getheader('Content-length', None) |
476 | 25c3841c | Sofia Papagiannaki | data = resp.read(length) |
477 | 25c3841c | Sofia Papagiannaki | if self.debug: |
478 | 25c3841c | Sofia Papagiannaki | print data
|
479 | 25c3841c | Sofia Papagiannaki | print
|
480 | 25c3841c | Sofia Papagiannaki | |
481 | 25c3841c | Sofia Papagiannaki | if int(resp.status) in ERROR_CODES.keys(): |
482 | 25c3841c | Sofia Papagiannaki | raise Fault(data, int(resp.status)) |
483 | 25c3841c | Sofia Papagiannaki | |
484 | 25c3841c | Sofia Papagiannaki | #print '*', resp.status, headers, data
|
485 | 25c3841c | Sofia Papagiannaki | return resp.status, headers, data
|
486 | 25c3841c | Sofia Papagiannaki | |
487 | 25c3841c | Sofia Papagiannaki | def _update_metadata(self, path, entity, **meta): |
488 | 25c3841c | Sofia Papagiannaki | """
|
489 | 25c3841c | Sofia Papagiannaki | adds new and updates the values of previously set metadata
|
490 | 25c3841c | Sofia Papagiannaki | """
|
491 | 25c3841c | Sofia Papagiannaki | params = {'update':None} |
492 | 25c3841c | Sofia Papagiannaki | headers = {} |
493 | 25c3841c | Sofia Papagiannaki | prefix = 'x-%s-meta-' % entity
|
494 | 25c3841c | Sofia Papagiannaki | for k,v in meta.items(): |
495 | 25c3841c | Sofia Papagiannaki | k = '%s%s' % (prefix, k)
|
496 | 25c3841c | Sofia Papagiannaki | headers[k] = v |
497 | 25c3841c | Sofia Papagiannaki | return self.post(path, headers=headers, params=params) |
498 | 25c3841c | Sofia Papagiannaki | |
499 | 25c3841c | Sofia Papagiannaki | def _delete_metadata(self, path, entity, meta=[]): |
500 | f7ab99df | Sofia Papagiannaki | """
|
501 | 25c3841c | Sofia Papagiannaki | delete previously set metadata
|
502 | f7ab99df | Sofia Papagiannaki | """
|
503 | 25c3841c | Sofia Papagiannaki | params = {'update':None} |
504 | 25c3841c | Sofia Papagiannaki | headers = {} |
505 | 25c3841c | Sofia Papagiannaki | prefix = 'x-%s-meta-' % entity
|
506 | 25c3841c | Sofia Papagiannaki | for m in meta: |
507 | f0eacc2c | Sofia Papagiannaki | headers['%s%s' % (prefix, m)] = '' |
508 | 25c3841c | Sofia Papagiannaki | return self.post(path, headers=headers, params=params) |
509 | 25c3841c | Sofia Papagiannaki | |
510 | 25c3841c | Sofia Papagiannaki | # Storage Account Services
|
511 | 25c3841c | Sofia Papagiannaki | |
512 | f0eacc2c | Sofia Papagiannaki | def list_containers(self, format='text', if_modified_since=None, |
513 | 25c3841c | Sofia Papagiannaki | if_unmodified_since=None, limit=1000, marker=None, |
514 | 25c3841c | Sofia Papagiannaki | until=None):
|
515 | 25c3841c | Sofia Papagiannaki | """returns a list with the account containers"""
|
516 | ae75584f | Sofia Papagiannaki | params = {'until':until} if until else {} |
517 | 25c3841c | Sofia Papagiannaki | headers = {'if-modified-since':if_modified_since,
|
518 | 25c3841c | Sofia Papagiannaki | 'if-unmodified-since':if_unmodified_since}
|
519 | f0eacc2c | Sofia Papagiannaki | return OOS_Client.list_containers(self, format=format, limit=limit, |
520 | 25c3841c | Sofia Papagiannaki | marker=marker, params=params, |
521 | 25c3841c | Sofia Papagiannaki | **headers) |
522 | 25c3841c | Sofia Papagiannaki | |
523 | 25c3841c | Sofia Papagiannaki | def retrieve_account_metadata(self, restricted=False, until=None): |
524 | 25c3841c | Sofia Papagiannaki | """returns the account metadata"""
|
525 | 25c3841c | Sofia Papagiannaki | params = {'until':until} if until else {} |
526 | 25c3841c | Sofia Papagiannaki | return OOS_Client.retrieve_account_metadata(self, restricted=restricted, |
527 | 25c3841c | Sofia Papagiannaki | **params) |
528 | 25c3841c | Sofia Papagiannaki | |
529 | 25c3841c | Sofia Papagiannaki | def set_account_groups(self, **groups): |
530 | 25c3841c | Sofia Papagiannaki | """create account groups"""
|
531 | 25c3841c | Sofia Papagiannaki | headers = {} |
532 | ae75584f | Sofia Papagiannaki | for k, v in groups.items(): |
533 | ae75584f | Sofia Papagiannaki | headers['x-account-group-%s' % k] = v
|
534 | 25c3841c | Sofia Papagiannaki | params = {'update':None} |
535 | 25c3841c | Sofia Papagiannaki | return self.post('', headers=headers, params=params) |
536 | 25c3841c | Sofia Papagiannaki | |
537 | b9ca81a0 | Sofia Papagiannaki | def retrieve_account_groups(self): |
538 | b9ca81a0 | Sofia Papagiannaki | """returns the account groups"""
|
539 | b9ca81a0 | Sofia Papagiannaki | meta = self.retrieve_account_metadata()
|
540 | b9ca81a0 | Sofia Papagiannaki | prefix = 'x-account-group-'
|
541 | b9ca81a0 | Sofia Papagiannaki | prefixlen = len(prefix)
|
542 | b9ca81a0 | Sofia Papagiannaki | groups = {} |
543 | b9ca81a0 | Sofia Papagiannaki | for key, val in meta.items(): |
544 | b9ca81a0 | Sofia Papagiannaki | if prefix and not key.startswith(prefix): |
545 | b9ca81a0 | Sofia Papagiannaki | continue
|
546 | b9ca81a0 | Sofia Papagiannaki | elif prefix and key.startswith(prefix): |
547 | b9ca81a0 | Sofia Papagiannaki | key = key[prefixlen:] |
548 | b9ca81a0 | Sofia Papagiannaki | groups[key] = val |
549 | b9ca81a0 | Sofia Papagiannaki | return groups
|
550 | b9ca81a0 | Sofia Papagiannaki | |
551 | 25c3841c | Sofia Papagiannaki | def unset_account_groups(self, groups=[]): |
552 | 25c3841c | Sofia Papagiannaki | """delete account groups"""
|
553 | 25c3841c | Sofia Papagiannaki | headers = {} |
554 | 25c3841c | Sofia Papagiannaki | for elem in groups: |
555 | 25c3841c | Sofia Papagiannaki | headers['x-account-group-%s' % elem] = '' |
556 | 25c3841c | Sofia Papagiannaki | params = {'update':None} |
557 | 25c3841c | Sofia Papagiannaki | return self.post('', headers=headers, params=params) |
558 | 25c3841c | Sofia Papagiannaki | |
559 | cd6ada1d | Sofia Papagiannaki | def reset_account_groups(self, **groups): |
560 | cd6ada1d | Sofia Papagiannaki | """overrides account groups"""
|
561 | cd6ada1d | Sofia Papagiannaki | headers = {} |
562 | ae75584f | Sofia Papagiannaki | for k, v in groups.items(): |
563 | ae75584f | Sofia Papagiannaki | v = v.strip() |
564 | ae75584f | Sofia Papagiannaki | headers['x-account-group-%s' % k] = v
|
565 | cd6ada1d | Sofia Papagiannaki | meta = self.retrieve_account_metadata()
|
566 | cd6ada1d | Sofia Papagiannaki | headers.update(meta) |
567 | cd6ada1d | Sofia Papagiannaki | return self.post('', headers=headers) |
568 | cd6ada1d | Sofia Papagiannaki | |
569 | 25c3841c | Sofia Papagiannaki | # Storage Container Services
|
570 | 25c3841c | Sofia Papagiannaki | |
571 | ae75584f | Sofia Papagiannaki | def list_objects(self, container, format='text', limit=None, marker=None, |
572 | 25c3841c | Sofia Papagiannaki | prefix=None, delimiter=None, path=None, |
573 | 25c3841c | Sofia Papagiannaki | include_trashed=False, params={}, if_modified_since=None, |
574 | 25c3841c | Sofia Papagiannaki | if_unmodified_since=None, meta={}, until=None): |
575 | 25c3841c | Sofia Papagiannaki | """returns a list with the container objects"""
|
576 | 25c3841c | Sofia Papagiannaki | params = {'until':until, 'meta':meta} |
577 | 25c3841c | Sofia Papagiannaki | args = locals()
|
578 | 25c3841c | Sofia Papagiannaki | for elem in ['self', 'container', 'params', 'until', 'meta']: |
579 | 25c3841c | Sofia Papagiannaki | args.pop(elem) |
580 | 25c3841c | Sofia Papagiannaki | return OOS_Client.list_objects(self, container, params=params, |
581 | 25c3841c | Sofia Papagiannaki | **args) |
582 | 25c3841c | Sofia Papagiannaki | |
583 | 25c3841c | Sofia Papagiannaki | def retrieve_container_metadata(self, container, restricted=False, |
584 | 25c3841c | Sofia Papagiannaki | until=None):
|
585 | 25c3841c | Sofia Papagiannaki | """returns container's metadata"""
|
586 | 25c3841c | Sofia Papagiannaki | params = {'until':until} if until else {} |
587 | 25c3841c | Sofia Papagiannaki | return OOS_Client.retrieve_container_metadata(self, container, |
588 | 25c3841c | Sofia Papagiannaki | restricted=restricted, |
589 | 25c3841c | Sofia Papagiannaki | **params) |
590 | 25c3841c | Sofia Papagiannaki | |
591 | 25c3841c | Sofia Papagiannaki | def set_container_policies(self, container, **policies): |
592 | 25c3841c | Sofia Papagiannaki | """sets containers policies"""
|
593 | 25c3841c | Sofia Papagiannaki | path = '/%s' % (container)
|
594 | 25c3841c | Sofia Papagiannaki | headers = {} |
595 | 25c3841c | Sofia Papagiannaki | print '' |
596 | 25c3841c | Sofia Papagiannaki | for key, val in policies.items(): |
597 | 25c3841c | Sofia Papagiannaki | headers['x-container-policy-%s' % key] = val
|
598 | 25c3841c | Sofia Papagiannaki | return self.post(path, headers=headers) |
599 | 25c3841c | Sofia Papagiannaki | |
600 | 25c3841c | Sofia Papagiannaki | def delete_container(self, container, until=None): |
601 | 25c3841c | Sofia Papagiannaki | """deletes a container or the container history until the date provided"""
|
602 | 25c3841c | Sofia Papagiannaki | params = {'until':until} if until else {} |
603 | 25c3841c | Sofia Papagiannaki | return OOS_Client.delete_container(self, container, params) |
604 | 25c3841c | Sofia Papagiannaki | |
605 | 25c3841c | Sofia Papagiannaki | # Storage Object Services
|
606 | 25c3841c | Sofia Papagiannaki | |
607 | f0eacc2c | Sofia Papagiannaki | def retrieve_object(self, container, object, params={}, format='text', range=None, |
608 | 25c3841c | Sofia Papagiannaki | if_range=None, if_match=None, if_none_match=None, |
609 | 25c3841c | Sofia Papagiannaki | if_modified_since=None, if_unmodified_since=None, |
610 | 25c3841c | Sofia Papagiannaki | **headers): |
611 | 25c3841c | Sofia Papagiannaki | """returns an object"""
|
612 | 25c3841c | Sofia Papagiannaki | headers={} |
613 | 25c3841c | Sofia Papagiannaki | l = ['range', 'if_range', 'if_match', 'if_none_match', |
614 | 25c3841c | Sofia Papagiannaki | 'if_modified_since', 'if_unmodified_since'] |
615 | 25c3841c | Sofia Papagiannaki | l = [elem for elem in l if eval(elem)] |
616 | 25c3841c | Sofia Papagiannaki | for elem in l: |
617 | 25c3841c | Sofia Papagiannaki | headers.update({elem:eval(elem)})
|
618 | f0eacc2c | Sofia Papagiannaki | return OOS_Client.retrieve_object(self, container, object, format=format, |
619 | 25c3841c | Sofia Papagiannaki | params=params, **headers) |
620 | 25c3841c | Sofia Papagiannaki | |
621 | 25c3841c | Sofia Papagiannaki | def retrieve_object_version(self, container, object, version, detail=False, |
622 | 25c3841c | Sofia Papagiannaki | range=None, if_range=None, if_match=None, |
623 | 25c3841c | Sofia Papagiannaki | if_none_match=None, if_modified_since=None, |
624 | 25c3841c | Sofia Papagiannaki | if_unmodified_since=None):
|
625 | 25c3841c | Sofia Papagiannaki | """returns a specific object version"""
|
626 | 25c3841c | Sofia Papagiannaki | args = locals()
|
627 | 25c3841c | Sofia Papagiannaki | l = ['self', 'container', 'object'] |
628 | 25c3841c | Sofia Papagiannaki | for elem in l: |
629 | 25c3841c | Sofia Papagiannaki | args.pop(elem) |
630 | 25c3841c | Sofia Papagiannaki | params = {'version':version}
|
631 | 25c3841c | Sofia Papagiannaki | return self.retrieve_object(container, object, params, **args) |
632 | 25c3841c | Sofia Papagiannaki | |
633 | 25c3841c | Sofia Papagiannaki | def retrieve_object_versionlist(self, container, object, range=None, |
634 | 25c3841c | Sofia Papagiannaki | if_range=None, if_match=None, |
635 | 25c3841c | Sofia Papagiannaki | if_none_match=None, if_modified_since=None, |
636 | 25c3841c | Sofia Papagiannaki | if_unmodified_since=None):
|
637 | 25c3841c | Sofia Papagiannaki | """returns the object version list"""
|
638 | 25c3841c | Sofia Papagiannaki | args = locals()
|
639 | 25c3841c | Sofia Papagiannaki | l = ['self', 'container', 'object'] |
640 | 25c3841c | Sofia Papagiannaki | for elem in l: |
641 | 25c3841c | Sofia Papagiannaki | args.pop(elem) |
642 | 25c3841c | Sofia Papagiannaki | |
643 | 25c3841c | Sofia Papagiannaki | return self.retrieve_object_version(container, object, version='list', |
644 | 25c3841c | Sofia Papagiannaki | detail=True, **args)
|
645 | 25c3841c | Sofia Papagiannaki | |
646 | cd6ada1d | Sofia Papagiannaki | def create_zero_length_object(self, container, object, meta={}, |
647 | cd6ada1d | Sofia Papagiannaki | etag=None, content_type=None, content_encoding=None, |
648 | cd6ada1d | Sofia Papagiannaki | content_disposition=None, x_object_manifest=None, |
649 | cd6ada1d | Sofia Papagiannaki | x_object_sharing=None, x_object_public=None): |
650 | cd6ada1d | Sofia Papagiannaki | """createas a zero length object"""
|
651 | cd6ada1d | Sofia Papagiannaki | args = locals()
|
652 | cd6ada1d | Sofia Papagiannaki | for elem in ['self', 'container', 'object']: |
653 | cd6ada1d | Sofia Papagiannaki | args.pop(elem) |
654 | cd6ada1d | Sofia Papagiannaki | return OOS_Client.create_zero_length_object(self, container, object, |
655 | cd6ada1d | Sofia Papagiannaki | **args) |
656 | cd6ada1d | Sofia Papagiannaki | |
657 | 25c3841c | Sofia Papagiannaki | def create_object(self, container, object, f=stdin, meta={}, |
658 | 25c3841c | Sofia Papagiannaki | etag=None, content_type=None, content_encoding=None, |
659 | 25c3841c | Sofia Papagiannaki | content_disposition=None, x_object_manifest=None, |
660 | 25c3841c | Sofia Papagiannaki | x_object_sharing=None, x_object_public=None): |
661 | 25c3841c | Sofia Papagiannaki | """creates an object"""
|
662 | 25c3841c | Sofia Papagiannaki | args = locals()
|
663 | 25c3841c | Sofia Papagiannaki | for elem in ['self', 'container', 'object']: |
664 | 25c3841c | Sofia Papagiannaki | args.pop(elem) |
665 | 25c3841c | Sofia Papagiannaki | return OOS_Client.create_object(self, container, object, **args) |
666 | 25c3841c | Sofia Papagiannaki | |
667 | 25c3841c | Sofia Papagiannaki | def create_object_using_chunks(self, container, object, f=stdin, |
668 | 25c3841c | Sofia Papagiannaki | blocksize=1024, meta={}, etag=None, |
669 | 25c3841c | Sofia Papagiannaki | content_type=None, content_encoding=None, |
670 | 25c3841c | Sofia Papagiannaki | content_disposition=None,
|
671 | 25c3841c | Sofia Papagiannaki | x_object_sharing=None,
|
672 | 25c3841c | Sofia Papagiannaki | x_object_manifest=None,
|
673 | 25c3841c | Sofia Papagiannaki | x_object_public=None):
|
674 | 25c3841c | Sofia Papagiannaki | """creates an object (incremental upload)"""
|
675 | 25c3841c | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
676 | 25c3841c | Sofia Papagiannaki | headers = {} |
677 | 25c3841c | Sofia Papagiannaki | l = ['etag', 'content_type', 'content_encoding', 'content_disposition', |
678 | 25c3841c | Sofia Papagiannaki | 'x_object_sharing', 'x_object_manifest', 'x_object_public'] |
679 | 25c3841c | Sofia Papagiannaki | l = [elem for elem in l if eval(elem)] |
680 | 25c3841c | Sofia Papagiannaki | for elem in l: |
681 | 25c3841c | Sofia Papagiannaki | headers.update({elem:eval(elem)})
|
682 | 25c3841c | Sofia Papagiannaki | |
683 | 25c3841c | Sofia Papagiannaki | for k,v in meta.items(): |
684 | ae75584f | Sofia Papagiannaki | v = v.strip() |
685 | ae75584f | Sofia Papagiannaki | headers['x-object-meta-%s' %k.strip()] = v
|
686 | 25c3841c | Sofia Papagiannaki | |
687 | 25c3841c | Sofia Papagiannaki | return self._chunked_transfer(path, 'PUT', f, headers=headers, |
688 | 25c3841c | Sofia Papagiannaki | blocksize=blocksize) |
689 | 25c3841c | Sofia Papagiannaki | |
690 | 25c3841c | Sofia Papagiannaki | def create_object_by_hashmap(container, object, f=stdin, format='json', |
691 | 25c3841c | Sofia Papagiannaki | meta={}, etag=None, content_encoding=None, |
692 | 25c3841c | Sofia Papagiannaki | content_disposition=None, content_type=None, |
693 | 25c3841c | Sofia Papagiannaki | x_object_sharing=None, x_object_manifest=None, |
694 | 25c3841c | Sofia Papagiannaki | x_object_public = None):
|
695 | 25c3841c | Sofia Papagiannaki | """creates an object by uploading hashes representing data instead of data"""
|
696 | 25c3841c | Sofia Papagiannaki | args = locals()
|
697 | 25c3841c | Sofia Papagiannaki | for elem in ['self', 'container', 'object']: |
698 | 25c3841c | Sofia Papagiannaki | args.pop(elem) |
699 | 25c3841c | Sofia Papagiannaki | |
700 | 25c3841c | Sofia Papagiannaki | data = f.read() if f else None |
701 | 25c3841c | Sofia Papagiannaki | if data and format == 'json': |
702 | 25c3841c | Sofia Papagiannaki | try:
|
703 | 25c3841c | Sofia Papagiannaki | data = eval(data)
|
704 | 25c3841c | Sofia Papagiannaki | data = json.dumps(data) |
705 | 25c3841c | Sofia Papagiannaki | except SyntaxError: |
706 | 25c3841c | Sofia Papagiannaki | raise Fault('Invalid formatting') |
707 | 25c3841c | Sofia Papagiannaki | |
708 | 25c3841c | Sofia Papagiannaki | #TODO check with xml
|
709 | 25c3841c | Sofia Papagiannaki | return self.create_object(container, object, **args) |
710 | 25c3841c | Sofia Papagiannaki | |
711 | 25c3841c | Sofia Papagiannaki | def create_manifestation(self, container, object, manifest): |
712 | 25c3841c | Sofia Papagiannaki | """creates a manifestation"""
|
713 | 25c3841c | Sofia Papagiannaki | headers={'x_object_manifest':manifest}
|
714 | 25c3841c | Sofia Papagiannaki | return self.create_object(container, object, f=None, **headers) |
715 | 25c3841c | Sofia Papagiannaki | |
716 | 25c3841c | Sofia Papagiannaki | def update_object(self, container, object, f=stdin, offset=None, meta={}, |
717 | 25c3841c | Sofia Papagiannaki | content_length=None, content_type=None, content_range=None, |
718 | 25c3841c | Sofia Papagiannaki | content_encoding=None, content_disposition=None, |
719 | 25c3841c | Sofia Papagiannaki | x_object_bytes=None, x_object_manifest=None, |
720 | 25c3841c | Sofia Papagiannaki | x_object_sharing=None, x_object_public=None): |
721 | 25c3841c | Sofia Papagiannaki | """updates an object"""
|
722 | 25c3841c | Sofia Papagiannaki | spath = '/%s/%s' % (container, object) |
723 | 25c3841c | Sofia Papagiannaki | args = locals()
|
724 | 25c3841c | Sofia Papagiannaki | for elem in ['self', 'container', 'object']: |
725 | 25c3841c | Sofia Papagiannaki | args.pop(elem) |
726 | 25c3841c | Sofia Papagiannaki | |
727 | 25c3841c | Sofia Papagiannaki | return OOS_Client.update_object(self, container, object, **args) |
728 | 25c3841c | Sofia Papagiannaki | |
729 | 25c3841c | Sofia Papagiannaki | def update_object_using_chunks(self, container, object, f=stdin, |
730 | 25c3841c | Sofia Papagiannaki | blocksize=1024, offset=None, meta={}, |
731 | 25c3841c | Sofia Papagiannaki | content_type=None, content_encoding=None, |
732 | 25c3841c | Sofia Papagiannaki | content_disposition=None, x_object_bytes=None, |
733 | 25c3841c | Sofia Papagiannaki | x_object_manifest=None, x_object_sharing=None, |
734 | 25c3841c | Sofia Papagiannaki | x_object_public=None):
|
735 | 25c3841c | Sofia Papagiannaki | """updates an object (incremental upload)"""
|
736 | 25c3841c | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
737 | 25c3841c | Sofia Papagiannaki | headers = {} |
738 | 25c3841c | Sofia Papagiannaki | l = ['content_type', 'content_encoding', 'content_disposition', |
739 | 25c3841c | Sofia Papagiannaki | 'x_object_bytes', 'x_object_manifest', 'x_object_sharing', |
740 | 25c3841c | Sofia Papagiannaki | 'x_object_public']
|
741 | 25c3841c | Sofia Papagiannaki | l = [elem for elem in l if eval(elem)] |
742 | 25c3841c | Sofia Papagiannaki | for elem in l: |
743 | 25c3841c | Sofia Papagiannaki | headers.update({elem:eval(elem)})
|
744 | 25c3841c | Sofia Papagiannaki | |
745 | 25c3841c | Sofia Papagiannaki | if offset != None: |
746 | 25c3841c | Sofia Papagiannaki | headers['content_range'] = 'bytes %s-/*' % offset |
747 | 25c3841c | Sofia Papagiannaki | else:
|
748 | 25c3841c | Sofia Papagiannaki | headers['content_range'] = 'bytes */*' |
749 | 25c3841c | Sofia Papagiannaki | |
750 | 25c3841c | Sofia Papagiannaki | for k,v in meta.items(): |
751 | ae75584f | Sofia Papagiannaki | v = v.strip() |
752 | ae75584f | Sofia Papagiannaki | headers['x-object-meta-%s' %k.strip()] = v
|
753 | 25c3841c | Sofia Papagiannaki | |
754 | 25c3841c | Sofia Papagiannaki | return self._chunked_transfer(path, 'POST', f, headers=headers, |
755 | 25c3841c | Sofia Papagiannaki | blocksize=blocksize) |
756 | 25c3841c | Sofia Papagiannaki | |
757 | 25c3841c | Sofia Papagiannaki | def delete_object(self, container, object, until=None): |
758 | 25c3841c | Sofia Papagiannaki | """deletes an object or the object history until the date provided"""
|
759 | 25c3841c | Sofia Papagiannaki | params = {'until':until} if until else {} |
760 | 25c3841c | Sofia Papagiannaki | return OOS_Client.delete_object(self, container, object, params) |
761 | 25c3841c | Sofia Papagiannaki | |
762 | 25c3841c | Sofia Papagiannaki | def trash_object(self, container, object): |
763 | 25c3841c | Sofia Papagiannaki | """trashes an object"""
|
764 | f7ab99df | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
765 | f7ab99df | Sofia Papagiannaki | meta = {'trash':'true'} |
766 | 615e561b | Sofia Papagiannaki | return self._update_metadata(path, 'object', **meta) |
767 | f7ab99df | Sofia Papagiannaki | |
768 | f7ab99df | Sofia Papagiannaki | def restore_object(self, container, object): |
769 | 25c3841c | Sofia Papagiannaki | """restores a trashed object"""
|
770 | 615e561b | Sofia Papagiannaki | return self.delete_object_metadata(container, object, ['trash']) |
771 | f89e3cf4 | Sofia Papagiannaki | |
772 | f89e3cf4 | Sofia Papagiannaki | def publish_object(self, container, object): |
773 | 25c3841c | Sofia Papagiannaki | """sets a previously created object publicly accessible"""
|
774 | f89e3cf4 | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
775 | 25c3841c | Sofia Papagiannaki | headers = {'content_range':'bytes */*'} |
776 | 7812e1f9 | Sofia Papagiannaki | headers['x_object_public'] = True |
777 | 615e561b | Sofia Papagiannaki | return self.post(path, headers=headers) |
778 | f89e3cf4 | Sofia Papagiannaki | |
779 | f89e3cf4 | Sofia Papagiannaki | def unpublish_object(self, container, object): |
780 | 25c3841c | Sofia Papagiannaki | """unpublish an object"""
|
781 | f89e3cf4 | Sofia Papagiannaki | path = '/%s/%s' % (container, object) |
782 | 25c3841c | Sofia Papagiannaki | headers = {'content_range':'bytes */*'} |
783 | 7812e1f9 | Sofia Papagiannaki | headers['x_object_public'] = False |
784 | 615e561b | Sofia Papagiannaki | return self.post(path, headers=headers) |
785 | 7812e1f9 | Sofia Papagiannaki | |
786 | 7812e1f9 | Sofia Papagiannaki | def _change_obj_location(self, src_container, src_object, dst_container, |
787 | 7812e1f9 | Sofia Papagiannaki | dst_object, remove=False, meta={}, **headers):
|
788 | 7812e1f9 | Sofia Papagiannaki | path = '/%s/%s' % (dst_container, dst_object)
|
789 | 7812e1f9 | Sofia Papagiannaki | headers = {} if not headers else headers |
790 | 7812e1f9 | Sofia Papagiannaki | for k, v in meta.items(): |
791 | ae75584f | Sofia Papagiannaki | headers['x-object-meta-%s' % k] = v
|
792 | 7812e1f9 | Sofia Papagiannaki | if remove:
|
793 | 7812e1f9 | Sofia Papagiannaki | headers['x-move-from'] = '/%s/%s' % (src_container, src_object) |
794 | 7812e1f9 | Sofia Papagiannaki | else:
|
795 | 7812e1f9 | Sofia Papagiannaki | headers['x-copy-from'] = '/%s/%s' % (src_container, src_object) |
796 | 7812e1f9 | Sofia Papagiannaki | headers['content_length'] = 0 |
797 | 7812e1f9 | Sofia Papagiannaki | return self.put(path, headers=headers) |
798 | 7812e1f9 | Sofia Papagiannaki | |
799 | 7812e1f9 | Sofia Papagiannaki | def copy_object(self, src_container, src_object, dst_container, dst_object, |
800 | 7812e1f9 | Sofia Papagiannaki | meta={}, public=False, version=None): |
801 | 7812e1f9 | Sofia Papagiannaki | """copies an object"""
|
802 | 7812e1f9 | Sofia Papagiannaki | headers = {} |
803 | 7812e1f9 | Sofia Papagiannaki | headers['x_object_public'] = public
|
804 | 7812e1f9 | Sofia Papagiannaki | if version:
|
805 | 7812e1f9 | Sofia Papagiannaki | headers['x_object_version'] = version
|
806 | 7812e1f9 | Sofia Papagiannaki | return OOS_Client.copy_object(self, src_container, src_object, |
807 | 7812e1f9 | Sofia Papagiannaki | dst_container, dst_object, meta=meta, |
808 | 7812e1f9 | Sofia Papagiannaki | **headers) |
809 | 7812e1f9 | Sofia Papagiannaki | |
810 | 7812e1f9 | Sofia Papagiannaki | def move_object(self, src_container, src_object, dst_container, |
811 | 7812e1f9 | Sofia Papagiannaki | dst_object, meta={}, public=False, version=None): |
812 | 7812e1f9 | Sofia Papagiannaki | """moves an object"""
|
813 | 7812e1f9 | Sofia Papagiannaki | headers = {} |
814 | 7812e1f9 | Sofia Papagiannaki | headers['x_object_public'] = public
|
815 | 7812e1f9 | Sofia Papagiannaki | if version:
|
816 | 7812e1f9 | Sofia Papagiannaki | headers['x_object_version'] = version
|
817 | 7812e1f9 | Sofia Papagiannaki | return OOS_Client.move_object(self, src_container, src_object, |
818 | 7812e1f9 | Sofia Papagiannaki | dst_container, dst_object, meta=meta, |
819 | ae75584f | Sofia Papagiannaki | **headers) |
820 | ae75584f | Sofia Papagiannaki | |
821 | ae75584f | Sofia Papagiannaki | def list_shared_by_others(self, limit=None, marker=None, format='text'): |
822 | ae75584f | Sofia Papagiannaki | l = ['limit', 'marker'] |
823 | ae75584f | Sofia Papagiannaki | params = {} |
824 | ae75584f | Sofia Papagiannaki | for elem in [elem for elem in l if eval(elem)]: |
825 | ae75584f | Sofia Papagiannaki | params[elem] = eval(elem)
|
826 | ae75584f | Sofia Papagiannaki | return self._list('', format, params, top_level_req=True) |
827 | ae75584f | Sofia Papagiannaki | |
828 | ae75584f | Sofia Papagiannaki | def share_object(self, container, object, l, read=True): |
829 | ae75584f | Sofia Papagiannaki | action = 'read' if read else 'write' |
830 | ae75584f | Sofia Papagiannaki | sharing = '%s=%s' % (action, ','.join(l)) |
831 | ae75584f | Sofia Papagiannaki | self.update_object(container, object, f=None, x_object_sharing=sharing) |
832 | ae75584f | Sofia Papagiannaki | |
833 | ae75584f | Sofia Papagiannaki | def _encode_headers(headers): |
834 | ae75584f | Sofia Papagiannaki | h = {} |
835 | ae75584f | Sofia Papagiannaki | for k, v in headers.items(): |
836 | ae75584f | Sofia Papagiannaki | k = urllib.quote(k) |
837 | ae75584f | Sofia Papagiannaki | if v and type(v) == types.StringType: |
838 | ae75584f | Sofia Papagiannaki | v = urllib.quote(v, '/=,-* :"')
|
839 | ae75584f | Sofia Papagiannaki | h[k] = v |
840 | ae75584f | Sofia Papagiannaki | return h |