1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
|
# Copyright 2015 Hewlett-Packard Development Company, L.P.
# Copyright 2017 IBM Corp.
# Copyright 2017 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import copy
import re
import time
from zuul.model import Change, TriggerEvent, EventFilter, RefFilter
from zuul.driver.util import time_to_seconds
EMPTY_GIT_REF = '0' * 40 # git sha of all zeros, used during creates/deletes
class PullRequest(Change):
def __init__(self, project):
super(PullRequest, self).__init__(project)
self.project = None
self.pr = None
self.updated_at = None
self.title = None
self.reviews = []
self.files = []
self.labels = []
def isUpdateOf(self, other):
if (self.project == other.project and
hasattr(other, 'number') and self.number == other.number and
hasattr(other, 'patchset') and self.patchset != other.patchset and
hasattr(other, 'updated_at') and
self.updated_at > other.updated_at):
return True
return False
class GithubTriggerEvent(TriggerEvent):
def __init__(self):
super(GithubTriggerEvent, self).__init__()
self.title = None
self.label = None
self.unlabel = None
def isPatchsetCreated(self):
if self.type == 'pull_request':
return self.action in ['opened', 'changed']
return False
def isChangeAbandoned(self):
if self.type == 'pull_request':
return 'closed' == self.action
return False
class GithubCommonFilter(object):
def __init__(self, required_reviews=[], required_statuses=[],
reject_reviews=[]):
self._required_reviews = copy.deepcopy(required_reviews)
self._reject_reviews = copy.deepcopy(reject_reviews)
self.required_reviews = self._tidy_reviews(self._required_reviews)
self.reject_reviews = self._tidy_reviews(self._reject_reviews)
self.required_statuses = required_statuses
def _tidy_reviews(self, reviews):
for r in reviews:
for k, v in r.items():
if k == 'username':
r['username'] = re.compile(v)
elif k == 'email':
r['email'] = re.compile(v)
elif k == 'newer-than':
r[k] = time_to_seconds(v)
elif k == 'older-than':
r[k] = time_to_seconds(v)
return reviews
def _match_review_required_review(self, rreview, review):
# Check if the required review and review match
now = time.time()
by = review.get('by', {})
for k, v in rreview.items():
if k == 'username':
if (not v.search(by.get('username', ''))):
return False
elif k == 'email':
if (not v.search(by.get('email', ''))):
return False
elif k == 'newer-than':
t = now - v
if (review['grantedOn'] < t):
return False
elif k == 'older-than':
t = now - v
if (review['grantedOn'] >= t):
return False
elif k == 'type':
if review['type'] != v:
return False
elif k == 'permission':
# If permission is read, we've matched. You must have read
# to provide a review. Write or admin permission is different.
if v != 'read':
if review['permission'] != v:
return False
return True
def matchesReviews(self, change):
if self.required_reviews or self.reject_reviews:
if not hasattr(change, 'number'):
# not a PR, no reviews
return False
if self.required_reviews and not change.reviews:
# No reviews means no matching of required bits
# having reject reviews but no reviews on the change is okay
return False
return (self.matchesRequiredReviews(change) and
self.matchesNoRejectReviews(change))
def matchesRequiredReviews(self, change):
for rreview in self.required_reviews:
matches_review = False
for review in change.reviews:
if self._match_review_required_review(rreview, review):
# Consider matched if any review matches
matches_review = True
break
if not matches_review:
return False
return True
def matchesNoRejectReviews(self, change):
for rreview in self.reject_reviews:
for review in change.reviews:
if self._match_review_required_review(rreview, review):
# A review matched, we can reject right away
return False
return True
def matchesRequiredStatuses(self, change):
# statuses are ORed
# A PR head can have multiple statuses on it. If the change
# statuses and the filter statuses are a null intersection, there
# are no matches and we return false
if self.required_statuses:
if not hasattr(change, 'number'):
# not a PR, no status
return False
if set(change.status).isdisjoint(set(self.required_statuses)):
return False
return True
class GithubEventFilter(EventFilter, GithubCommonFilter):
def __init__(self, trigger, types=[], branches=[], refs=[],
comments=[], actions=[], labels=[], unlabels=[],
states=[], statuses=[], required_statuses=[],
ignore_deletes=True):
EventFilter.__init__(self, trigger)
GithubCommonFilter.__init__(self, required_statuses=required_statuses)
self._types = types
self._branches = branches
self._refs = refs
self._comments = comments
self.types = [re.compile(x) for x in types]
self.branches = [re.compile(x) for x in branches]
self.refs = [re.compile(x) for x in refs]
self.comments = [re.compile(x) for x in comments]
self.actions = actions
self.labels = labels
self.unlabels = unlabels
self.states = states
self.statuses = statuses
self.required_statuses = required_statuses
self.ignore_deletes = ignore_deletes
def __repr__(self):
ret = '<GithubEventFilter'
if self._types:
ret += ' types: %s' % ', '.join(self._types)
if self._branches:
ret += ' branches: %s' % ', '.join(self._branches)
if self._refs:
ret += ' refs: %s' % ', '.join(self._refs)
if self.ignore_deletes:
ret += ' ignore_deletes: %s' % self.ignore_deletes
if self._comments:
ret += ' comments: %s' % ', '.join(self._comments)
if self.actions:
ret += ' actions: %s' % ', '.join(self.actions)
if self.labels:
ret += ' labels: %s' % ', '.join(self.labels)
if self.unlabels:
ret += ' unlabels: %s' % ', '.join(self.unlabels)
if self.states:
ret += ' states: %s' % ', '.join(self.states)
if self.statuses:
ret += ' statuses: %s' % ', '.join(self.statuses)
if self.required_statuses:
ret += ' required_statuses: %s' % ', '.join(self.required_statuses)
ret += '>'
return ret
def matches(self, event, change):
# event types are ORed
matches_type = False
for etype in self.types:
if etype.match(event.type):
matches_type = True
if self.types and not matches_type:
return False
# branches are ORed
matches_branch = False
for branch in self.branches:
if branch.match(event.branch):
matches_branch = True
if self.branches and not matches_branch:
return False
# refs are ORed
matches_ref = False
if event.ref is not None:
for ref in self.refs:
if ref.match(event.ref):
matches_ref = True
if self.refs and not matches_ref:
return False
if self.ignore_deletes and event.newrev == EMPTY_GIT_REF:
# If the updated ref has an empty git sha (all 0s),
# then the ref is being deleted
return False
# comments are ORed
matches_comment_re = False
for comment_re in self.comments:
if (event.comment is not None and
comment_re.search(event.comment)):
matches_comment_re = True
if self.comments and not matches_comment_re:
return False
# actions are ORed
matches_action = False
for action in self.actions:
if (event.action == action):
matches_action = True
if self.actions and not matches_action:
return False
# labels are ORed
if self.labels and event.label not in self.labels:
return False
# unlabels are ORed
if self.unlabels and event.unlabel not in self.unlabels:
return False
# states are ORed
if self.states and event.state not in self.states:
return False
# statuses are ORed
if self.statuses and event.status not in self.statuses:
return False
if not self.matchesRequiredStatuses(change):
return False
return True
class GithubRefFilter(RefFilter, GithubCommonFilter):
def __init__(self, connection_name, statuses=[], required_reviews=[],
reject_reviews=[], open=None, current_patchset=None,
labels=[]):
RefFilter.__init__(self, connection_name)
GithubCommonFilter.__init__(self, required_reviews=required_reviews,
reject_reviews=reject_reviews,
required_statuses=statuses)
self.statuses = statuses
self.open = open
self.current_patchset = current_patchset
self.labels = labels
def __repr__(self):
ret = '<GithubRefFilter'
ret += ' connection_name: %s' % self.connection_name
if self.statuses:
ret += ' statuses: %s' % ', '.join(self.statuses)
if self.required_reviews:
ret += (' required-reviews: %s' %
str(self.required_reviews))
if self.reject_reviews:
ret += (' reject-reviews: %s' %
str(self.reject_reviews))
if self.open:
ret += ' open: %s' % self.open
if self.current_patchset:
ret += ' current-patchset: %s' % self.current_patchset
if self.labels:
ret += ' labels: %s' % self.labels
ret += '>'
return ret
def matches(self, change):
if not self.matchesRequiredStatuses(change):
return False
if self.open is not None:
# if a "change" has no number, it's not a change, but a push
# and cannot possibly pass this test.
if hasattr(change, 'number'):
if self.open != change.open:
return False
else:
return False
if self.current_patchset is not None:
# if a "change" has no number, it's not a change, but a push
# and cannot possibly pass this test.
if hasattr(change, 'number'):
if self.current_patchset != change.is_current_patchset:
return False
else:
return False
# required reviews are ANDed (reject reviews are ORed)
if not self.matchesReviews(change):
return False
# required labels are ANDed
for label in self.labels:
if label not in change.labels:
return False
return True
|