Mercurial > libervia-backend

annotate sat/plugins/plugin_misc_download.py @ 3466:80f8635dc66e

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tools (xml_tools): fix pFmtElt: default URI was not handled correctly, and attributes were missing, this patch fixes those bugs.
author Goffi <goffi@goffi.org>
date Fri, 19 Feb 2021 15:53:25 +0100
parents 4252176ad993
children be6d91572633
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rev   line source
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1 #!/usr/bin/env python3
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2
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3 # SAT plugin for downloading files
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4 # Copyright (C) 2009-2020 Jérôme Poisson (goffi@goffi.org)
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5
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6 # This program is free software: you can redistribute it and/or modify
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7 # it under the terms of the GNU Affero General Public License as published by
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8 # the Free Software Foundation, either version 3 of the License, or
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9 # (at your option) any later version.
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10
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU Affero General Public License for more details.
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15
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16 # You should have received a copy of the GNU Affero General Public License
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
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19 from pathlib import Path
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20 from urllib.parse import urlparse, unquote
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21 import hashlib
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22 import treq
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23 from twisted.internet import defer
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24 from twisted.words.protocols.jabber import error as jabber_error
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25 from sat.core.i18n import _, D_
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26 from sat.core.constants import Const as C
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27 from sat.core.log import getLogger
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28 from sat.core import exceptions
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29 from sat.tools import xml_tools
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30 from sat.tools.common import data_format
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31 from sat.tools import stream
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32 from sat.tools.web import treq_client_no_ssl
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33
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34 log = getLogger(__name__)
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35
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36
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37 PLUGIN_INFO = {
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38 C.PI_NAME: "File Download",
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39 C.PI_IMPORT_NAME: "DOWNLOAD",
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40 C.PI_TYPE: C.PLUG_TYPE_MISC,
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41 C.PI_MAIN: "DownloadPlugin",
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42 C.PI_HANDLER: "no",
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43 C.PI_DESCRIPTION: _("""File download management"""),
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44 }
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45
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46
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47 class DownloadPlugin(object):
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48
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49 def __init__(self, host):
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50 log.info(_("plugin Download initialization"))
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51 self.host = host
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52 host.bridge.addMethod(
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53 "fileDownload",
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54 ".plugin",
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55 in_sign="ssss",
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56 out_sign="a{ss}",
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57 method=self._fileDownload,
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58 async_=True,
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59 )
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60 host.bridge.addMethod(
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61 "fileDownloadComplete",
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62 ".plugin",
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63 in_sign="ssss",
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64 out_sign="s",
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65 method=self._fileDownloadComplete,
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66 async_=True,
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67 )
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68 self._download_callbacks = {}
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69 self.registerScheme('http', self.downloadHTTP)
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70 self.registerScheme('https', self.downloadHTTP)
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71
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72 def _fileDownload(self, uri, dest_path, options_s, profile):
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73 client = self.host.getClient(profile)
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74 options = data_format.deserialise(options_s)
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75
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76 return defer.ensureDeferred(self.fileDownload(
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77 client, uri, Path(dest_path), options
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78 ))
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79
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80 async def fileDownload(self, client, uri, dest_path, options=None):
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81 """Download a file using best available method
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82
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83 parameters are the same as for [download]
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84 @return (dict): action dictionary, with progress id in case of success, else xmlui
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85 message
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86 """
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87 try:
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88 progress_id, __ = await self.download(client, uri, dest_path, options)
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89 except Exception as e:
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90 if (isinstance(e, jabber_error.StanzaError)
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91 and e.condition == 'not-acceptable'):
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92 reason = e.text
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93 else:
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94 reason = str(e)
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95 msg = D_("Can't download file: {reason}").format(reason=reason)
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96 log.warning(msg)
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97 return {
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98 "xmlui": xml_tools.note(
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99 msg, D_("Can't download file"), C.XMLUI_DATA_LVL_WARNING
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100 ).toXml()
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101 }
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102 else:
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103 return {"progress": progress_id}
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104
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105 def _fileDownloadComplete(self, uri, dest_path, options_s, profile):
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106 client = self.host.getClient(profile)
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107 options = data_format.deserialise(options_s)
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108
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109 d = defer.ensureDeferred(self.fileDownloadComplete(
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110 client, uri, dest_path, options
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111 ))
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112 d.addCallback(lambda path: str(path))
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113 return d
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114
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115 async def fileDownloadComplete(self, client, uri, dest_path, options=None):
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116 """Helper method to fully download a file and return its path
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117
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118 parameters are the same as for [download]
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119 @return (str): path to the downloaded file
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120 use empty string to store the file in cache
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121 """
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122 __, download_d = await self.download(client, uri, dest_path, options)
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123 dest_path = await download_d
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124 return dest_path
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125
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126 async def download(self, client, uri, dest_path, options=None):
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127 """Send a file using best available method
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128
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129 @param uri(str): URI to the file to download
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130 @param dest_path(str, Path): where the file must be downloaded
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131 if empty string, the file will be stored in local path
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132 @param options(dict, None): options depending on scheme handler
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133 Some common options:
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134 - ignore_tls_errors(bool): True to ignore SSL/TLS certificate verification
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135 used only if HTTPS transport is needed
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136 @return (tuple[unicode,D(unicode)]): progress_id and a Deferred which fire
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137 download URL when download is finished
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138 progress_id can be empty string if the file already exist and is not
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139 downloaded again (can happen if cache is used with empty dest_path)
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140 """
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diff changeset
141 if options is None:
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
142 options = {}
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
143
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
144 uri_parsed = urlparse(uri, 'http')
3187
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
145 if dest_path:
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
146 dest_path = Path(dest_path)
3211
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
147 cache_uid = None
3187
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
148 else:
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
149 filename = Path(unquote(uri_parsed.path)).name.strip() or C.FILE_DEFAULT_NAME
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
150 # we don't use Path.suffixes because we don't want to have more than 2
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
151 # suffixes, but we still want to handle suffixes like "tar.gz".
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
152 stem, *suffixes = filename.rsplit('.', 2)
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
153 # we hash the URL to have an unique identifier, and avoid double download
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
154 url_hash = hashlib.sha256(uri_parsed.geturl().encode()).hexdigest()
3211
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
155 cache_uid = f"{stem}_{url_hash}"
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
156 cache_data = client.cache.getMetadata(cache_uid)
3187
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
157 if cache_data is not None:
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
158 # file is already in cache, we return it
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
159 download_d = defer.succeed(cache_data['path'])
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
160 return '', download_d
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
161 else:
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
162 # the file is not in cache
3211
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
163 unique_name = '.'.join([cache_uid] + suffixes)
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
164 with client.cache.cacheData(
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
165 "DOWNLOAD", cache_uid, filename=unique_name) as f:
3187
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
166 # we close the file and only use its name, the file will be opened
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
167 # by the registered callback
3211
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
168 dest_path = Path(f.name)
3205
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
169
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
170 # should we check certificates?
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
171 check_certificate = self.host.memory.getParamA(
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
172 "check_certificate", "Connection", profile_key=client.profile)
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
173 if not check_certificate:
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
174 options['ignore_tls_errors'] = True
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
175 log.warning(
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
176 _("certificate check disabled for download, this is dangerous!"))
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
177
3088
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
178 try:
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
179 callback = self._download_callbacks[uri_parsed.scheme]
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
180 except KeyError:
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
181 raise exceptions.NotFound(f"Can't find any handler for uri {uri}")
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
182 else:
3211
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
183 try:
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
184 progress_id, download_d = await callback(
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
185 client, uri_parsed, dest_path, options)
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
186 except Exception as e:
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
187 log.warning(_(
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
188 "Can't download URI {uri}: {reason}").format(
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
189 uri=uri, reason=e))
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
190 if cache_uid is not None:
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
191 client.cache.removeFromCache(cache_uid)
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
192 elif dest_path.exists():
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
193 dest_path.unlink()
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
194 raise e
3187
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
195 download_d.addCallback(lambda __: dest_path)
d92a144f3589 plugin download: use cache if dest_path is empty:
Goffi <goffi@goffi.org>
parents: 3186
diff changeset
196 return progress_id, download_d
3088
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
197
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
198 def registerScheme(self, scheme, download_cb):
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
199 """Register an URI scheme handler
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
200
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
201 @param scheme(unicode): URI scheme this callback is handling
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
202 @param download_cb(callable): callback to download a file
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
203 arguments are:
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
204 - (SatXMPPClient) client
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
205 - (urllib.parse.SplitResult) parsed URI
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
206 - (Path) destination path where the file must be downloaded
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
207 - (dict) options
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
208 must return a tuple with progress_id and a Deferred which fire when download
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
209 is finished
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
210 """
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
211 if scheme in self._download_callbacks:
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
212 raise exceptions.ConflictError(
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
213 f"A method with scheme {scheme!r} is already registered"
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
214 )
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
215 self._download_callbacks[scheme] = download_cb
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
216
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
217 def unregister(self, scheme):
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
218 try:
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
219 del self._download_callbacks[scheme]
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
220 except KeyError:
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
221 raise exceptions.NotFound(f"No callback registered for scheme {scheme!r}")
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
222
3186
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
223 def errbackDownload(self, file_obj, download_d, resp):
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
224 """Set file_obj and download deferred appropriatly after a network error
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
225
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
226 @param file_obj(SatFile): file where the download must be done
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
227 @param download_d(Deferred): deffered which must be fired on complete download
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
228 @param resp(treq.response.IResponse): treq response
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
229 """
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
230 msg = f"HTTP error ({resp.code}): {resp.phrase.decode()}"
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
231 file_obj.close(error=msg)
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
232 download_d.errback(exceptions.NetworkError(msg))
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
233
3088
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
234 async def downloadHTTP(self, client, uri_parsed, dest_path, options):
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
235 url = uri_parsed.geturl()
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
236
3205
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
237 if options.get('ignore_tls_errors', False):
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
238 log.warning(
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
239 "TLS certificate check disabled, this is highly insecure"
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
240 )
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
241 treq_client = treq_client_no_ssl
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
242 else:
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
243 treq_client = treq
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
244
3211
4252176ad993 plugin download: clean unfinished files and re-raise exception in case of download error
Goffi <goffi@goffi.org>
parents: 3205
diff changeset
245 head_data = await treq_client.head(url)
3088
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
246 try:
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
247 content_length = int(head_data.headers.getRawHeaders('content-length')[0])
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
248 except (KeyError, TypeError, IndexError):
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
249 content_length = None
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
250 log.debug(f"No content lenght found at {url}")
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
251 file_obj = stream.SatFile(
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
252 self.host,
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
253 client,
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
254 dest_path,
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
255 mode="wb",
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
256 size = content_length,
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
257 )
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
258
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
259 progress_id = file_obj.uid
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
260
3205
2c0628f3927e plugin download, aesgcm: disable TLS check if `check_certificate` setting is disabled
Goffi <goffi@goffi.org>
parents: 3187
diff changeset
261 resp = await treq_client.get(url, unbuffered=True)
3186
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
262 if resp.code == 200:
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
263 d = treq.collect(resp, file_obj.write)
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
264 d.addBoth(lambda _: file_obj.close())
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
265 else:
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
266 d = defer.Deferred()
84b0c8b4dee0 plugin download, aesgcm: fixed handling of HTTP errors
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
267 self.errbackDownload(file_obj, d, resp)
3088
d1464548055a plugin file download: meta plugin to handle file download:
Goffi <goffi@goffi.org>
parents:
diff changeset
268 return progress_id, d