1 # Copyright (C) 2012, Ansgar Burchardt <ansgar@debian.org>
3 # This program is free software; you can redistribute it and/or modify
4 # it under the terms of the GNU General Public License as published by
5 # the Free Software Foundation; either version 2 of the License, or
6 # (at your option) any later version.
8 # This program is distributed in the hope that it will be useful,
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 # GNU General Public License for more details.
13 # You should have received a copy of the GNU General Public License along
14 # with this program; if not, write to the Free Software Foundation, Inc.,
15 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 """module to process policy queue uploads"""
19 from .config import Config
20 from .dbconn import BinaryMetadata, Component, MetadataKey, Override, OverrideType, get_mapped_component
21 from .fstransactions import FilesystemTransaction
22 from .regexes import re_file_changes, re_file_safe
29 class UploadCopy(object):
30 """export a policy queue upload
32 This class can be used in a with-statement::
34 with UploadCopy(...) as copy:
37 Doing so will provide a temporary copy of the upload in the directory
38 given by the C{directory} attribute. The copy will be removed on leaving
41 def __init__(self, upload):
44 @type upload: L{daklib.dbconn.PolicyQueueUpload}
45 @param upload: upload to handle
51 def export(self, directory, mode=None, symlink=True):
52 """export a copy of the upload
55 @param directory: directory to export to
58 @param mode: permissions to use for the copied files
61 @param symlink: use symlinks instead of copying the files
63 with FilesystemTransaction() as fs:
64 source = self.upload.source
65 queue = self.upload.policy_queue
67 if source is not None:
68 for dsc_file in source.srcfiles:
70 dst = os.path.join(directory, os.path.basename(f.filename))
71 fs.copy(f.fullpath, dst, mode=mode, symlink=symlink)
72 for binary in self.upload.binaries:
74 dst = os.path.join(directory, os.path.basename(f.filename))
75 fs.copy(f.fullpath, dst, mode=mode, symlink=symlink)
78 for byhand in self.upload.byhand:
79 src = os.path.join(queue.path, byhand.filename)
80 dst = os.path.join(directory, byhand.filename)
81 fs.copy(src, dst, mode=mode, symlink=symlink)
84 src = os.path.join(queue.path, self.upload.changes.changesname)
85 dst = os.path.join(directory, self.upload.changes.changesname)
86 fs.copy(src, dst, mode=mode, symlink=symlink)
89 assert self.directory is None
92 self.directory = tempfile.mkdtemp(dir=cnf.get('Dir::TempPath'))
93 self.export(self.directory, symlink=True)
96 def __exit__(self, *args):
97 if self.directory is not None:
98 shutil.rmtree(self.directory)
102 class PolicyQueueUploadHandler(object):
103 """process uploads to policy queues
105 This class allows to accept or reject uploads and to get a list of missing
106 overrides (for NEW processing).
108 def __init__(self, upload, session):
111 @type upload: L{daklib.dbconn.PolicyQueueUpload}
112 @param upload: upload to process
114 @param session: database session
117 self.session = session
120 def _overridesuite(self):
121 overridesuite = self.upload.target_suite
122 if overridesuite.overridesuite is not None:
123 overridesuite = self.session.query(Suite).filter_by(suite_name=overridesuite.overridesuite).one()
126 def _source_override(self, component_name):
127 package = self.upload.source.source
128 suite = self._overridesuite
129 component = get_mapped_component(component_name, self.session)
130 query = self.session.query(Override).filter_by(package=package, suite=suite) \
131 .join(OverrideType).filter(OverrideType.overridetype == 'dsc') \
132 .filter(Override.component == component)
135 def _binary_override(self, binary, component_name):
136 package = binary.package
137 suite = self._overridesuite
138 overridetype = binary.binarytype
139 component = get_mapped_component(component_name, self.session)
140 query = self.session.query(Override).filter_by(package=package, suite=suite) \
141 .join(OverrideType).filter(OverrideType.overridetype == overridetype) \
142 .filter(Override.component == component)
145 def _binary_metadata(self, binary, key):
146 metadata_key = self.session.query(MetadataKey).filter_by(key=key).first()
147 if metadata_key is None:
149 metadata = self.session.query(BinaryMetadata).filter_by(binary=binary, key=metadata_key).first()
152 return metadata.value
155 def _changes_prefix(self):
156 changesname = self.upload.changes.changesname
157 assert changesname.endswith('.changes')
158 assert re_file_changes.match(changesname)
159 return changesname[0:-8]
162 """mark upload as accepted"""
163 assert len(self.missing_overrides()) == 0
165 fn1 = 'ACCEPT.{0}'.format(self._changes_prefix)
166 fn = os.path.join(self.upload.policy_queue.path, 'COMMENTS', fn1)
168 fh = os.open(fn, os.O_CREAT | os.O_EXCL | os.O_WRONLY, 0o644)
172 if e.errno == errno.EEXIST:
177 def reject(self, reason):
178 """mark upload as rejected
181 @param reason: reason for the rejection
183 fn1 = 'REJECT.{0}'.format(self._changes_prefix)
184 assert re_file_safe.match(fn1)
186 fn = os.path.join(self.upload.policy_queue.path, 'COMMENTS', fn1)
188 fh = os.open(fn, os.O_CREAT | os.O_EXCL | os.O_WRONLY)
189 os.write(fh, 'NOTOK\n')
193 if e.errno == errno.EEXIST:
198 def get_action(self):
199 """get current action
202 @return: string giving the current action, one of 'ACCEPT', 'ACCEPTED', 'REJECT'
204 changes_prefix = self._changes_prefix
206 for action in ('ACCEPT', 'ACCEPTED', 'REJECT'):
207 fn1 = '{0}.{1}'.format(action, changes_prefix)
208 fn = os.path.join(self.upload.policy_queue.path, 'COMMENTS', fn1)
209 if os.path.exists(fn):
214 def missing_overrides(self, hints=None):
215 """get missing override entries for the upload
217 @type hints: list of dict
218 @param hints: suggested hints for new overrides in the same format as
221 @return: list of dicts with the following keys:
223 - package: package name
224 - priority: default priority (from upload)
225 - section: default section (from upload)
226 - component: default component (from upload)
227 - type: type of required override ('dsc', 'deb' or 'udeb')
229 All values are strings.
231 # TODO: use Package-List field
237 hints_map = dict([ ((o['type'], o['package']), o) for o in hints ])
239 for binary in self.upload.binaries:
240 priority = self._binary_metadata(binary, 'Priority')
241 section = self._binary_metadata(binary, 'Section')
243 if section.find('/') != -1:
244 component = section.split('/', 1)[0]
245 override = self._binary_override(binary, component)
247 hint = hints_map.get((binary.binarytype, binary.package))
250 component = hint['component']
253 package = binary.package,
256 component = component,
257 type = binary.binarytype,
259 components.add(component)
261 source_component = '(unknown)'
262 for component in ('main', 'contrib', 'non-free'):
263 if component in components:
264 source_component = component
267 source = self.upload.source
268 if source is not None:
269 override = self._source_override(source_component)
271 hint = hints_map.get(('dsc', source.source))
276 if component != 'main':
277 section = "{0}/{1}".format(component, section)
279 package = source.source,
282 component = source_component,