#5058

Committed 04 Jun 2024 04:28PM CUT coverage: 21.831% (-0.004%) from 21.835%

Build # #5058

Build Type

push

coveralls-python

Committed by

benjaminmah

Commit Message

Introduced Fenix-specific component confidence threshold

Run Details

716 of 3602 branches covered (19.88%)

0 of 2 new or added lines in 1 file covered. (0.0%)

2 existing lines in 2 files now uncovered.

1929 of 8836 relevant lines covered (21.83%)

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/bugbot/rules/component.py

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this file,
# You can obtain one at http://mozilla.org/MPL/2.0/.

from libmozdata.bugzilla import Bugzilla

from bugbot import logger
from bugbot.bugbug_utils import get_bug_ids_classification
from bugbot.bzcleaner import BzCleaner
from bugbot.utils import get_config, nice_round


class Component(BzCleaner):
    def __init__(self):
        super().__init__()
        self.autofix_component = {}
        self.frequency = "daily"

    def add_custom_arguments(self, parser):
        parser.add_argument(
            "--frequency",
            help="Daily (noisy) or Hourly",
            choices=["daily", "hourly"],
            default="daily",
        )

    def parse_custom_arguments(self, args):
        self.frequency = args.frequency

    def description(self):
        return f"[Using ML] Assign a component to untriaged bugs ({self.frequency})"

    def columns(self):
        return ["id", "summary", "component", "confidence", "autofixed"]

    def sort_columns(self):
        return lambda p: (-p[3], -int(p[0]))

    def has_product_component(self):
        # Inject product and components when calling BzCleaner.get_bugs
        return True

    def get_bz_params(self, date):
        start_date, end_date = self.get_dates(date)

        bot = get_config("common", "bot_bz_mail")[0]

        return {
            "include_fields": ["id", "groups", "summary", "product", "component"],
            # Ignore bugs for which we ever modified the product or the component.
            "n1": 1,
            "f1": "product",
            "o1": "changedby",
            "v1": bot,
            "n2": 1,
            "f2": "component",
            "o2": "changedby",
            "v2": bot,
            # Ignore closed bugs.
            "bug_status": "__open__",
            # Get recent General bugs, and all Untriaged bugs.
            "j3": "OR",
            "f3": "OP",
            "j4": "AND",
            "f4": "OP",
            "f5": "component",
            "o5": "equals",
            "v5": "General",
            "f6": "creation_ts",
            "o6": "greaterthan",
            "v6": start_date,
            "f7": "CP",
            "f8": "component",
            "o8": "anyexact",
            "v8": "Untriaged,Foxfooding",
            "f9": "CP",
        }

    def get_bugs(self, date="today", bug_ids=[]):
        # Retrieve the bugs with the fields defined in get_bz_params
        raw_bugs = super().get_bugs(date=date, bug_ids=bug_ids, chunk_size=7000)

        if len(raw_bugs) == 0:
            return {}

        # Extract the bug ids
        bug_ids = list(raw_bugs.keys())

        # Classify those bugs
        bugs = get_bug_ids_classification("component", bug_ids)

        # Collect bugs classified as Fenix::General
        fenix_general_bug_ids = [
            bug_id
            for bug_id, bug_data in bugs.items()
            if bug_data.get("class") == "Fenix"
        ]

        # Reclassify the Fenix::General bugs using the fenixcomponent model
        if fenix_general_bug_ids:
            fenix_general_classification = get_bug_ids_classification(
                "fenixcomponent", fenix_general_bug_ids
            )

            fenix_confidence_threshold = self.get_config(
                name="component", entry="fenix_confidence_threshold"
            )

            for bug_id, data in fenix_general_classification.items():
                new_confidence = data["prob"][data["index"]]

                # Only reclassify if the new confidence meets the Fenix component confidence threshold
                if new_confidence > fenix_confidence_threshold:
                    bugs[bug_id] = data

        results = {}

        for bug_id in sorted(bugs.keys()):
            bug_data = bugs[bug_id]

            if not bug_data.get("available", True):
                # The bug was not available, it was either removed or is a
                # security bug
                continue

            if not {"prob", "index", "class", "extra_data"}.issubset(bug_data.keys()):
                raise Exception(f"Invalid bug response {bug_id}: {bug_data!r}")

            bug = raw_bugs[bug_id]
            prob = bug_data["prob"]
            index = bug_data["index"]
            suggestion = bug_data["class"]
            conflated_components_mapping = bug_data["extra_data"][
                "conflated_components_mapping"
            ]

            # Skip product-only suggestions that are not useful.
            if "::" not in suggestion and bug["product"] == suggestion:
                continue

            suggestion = conflated_components_mapping.get(suggestion, suggestion)

            if "::" not in suggestion:
                logger.error(
                    f"There is something wrong with this component suggestion! {suggestion}"
                )
                continue

            i = suggestion.index("::")
            suggested_product = suggestion[:i]
            suggested_component = suggestion[i + 2 :]

            # When moving bugs out of the 'General' component, we don't want to change the product (unless it is Firefox).
            if bug["component"] == "General" and bug["product"] not in {
                suggested_product,
                "Firefox",
            }:
                continue

            # Don't move bugs from Firefox::General to Core::Internationalization.
            if (
                bug["product"] == "Firefox"
                and bug["component"] == "General"
                and suggested_product == "Core"
                and suggested_component == "Internationalization"
            ):
                continue

            result = {
                "id": bug_id,
                "summary": bug["summary"],
                "component": suggestion,
                "confidence": nice_round(prob[index]),
                "autofixed": False,
            }

            # In daily mode, we send an email with all results.
            if self.frequency == "daily":
                results[bug_id] = result

            confidence_threshold_conf = (
                "confidence_threshold"
                if bug["component"] != "General"
                else "general_confidence_threshold"
            )

            if prob[index] >= self.get_config(confidence_threshold_conf):
                self.autofix_component[bug_id] = {
                    "product": suggested_product,
                    "component": suggested_component,
                }

                result["autofixed"] = True

                # In hourly mode, we send an email with only the bugs we acted upon.
                if self.frequency == "hourly":
                    results[bug_id] = result

        # Don't move bugs back into components they were moved out of.
        # TODO: Use the component suggestion from the service with the second highest confidence instead.
        def history_handler(bug):
            bug_id = str(bug["id"])

            previous_product_components = set()

            current_product = raw_bugs[bug_id]["product"]
            current_component = raw_bugs[bug_id]["component"]

            for history in bug["history"]:
                for change in history["changes"][::-1]:
                    if change["field_name"] == "product":
                        current_product = change["removed"]
                    elif change["field_name"] == "component":
                        current_component = change["removed"]

                previous_product_components.add((current_product, current_component))

            suggested_product = self.autofix_component[bug_id]["product"]
            suggested_component = self.autofix_component[bug_id]["component"]

            if (suggested_product, suggested_component) in previous_product_components:
                results[bug_id]["autofixed"] = False
                del self.autofix_component[bug_id]

        bugids = list(self.autofix_component.keys())
        Bugzilla(
            bugids=bugids,
            historyhandler=history_handler,
        ).get_data().wait()

        return results

    def get_autofix_change(self):
        cc = self.get_config("cc")
        return {
            bug_id: (
                data.update(
                    {
                        "cc": {"add": cc},
                        "comment": {
                            "body": f"The [Bugbug](https://github.com/mozilla/bugbug/) bot thinks this bug should belong to the '{data['product']}::{data['component']}' component, and is moving the bug to that component. Please correct in case you think the bot is wrong."
                        },
                    }
                )
                or data
            )
            for bug_id, data in self.autofix_component.items()
        }

    def get_db_extra(self):
        return {
            bugid: "{}::{}".format(v["product"], v["component"])
            for bugid, v in self.get_autofix_change().items()
        }


if __name__ == "__main__":
    Component().run()

1	# This Source Code Form is subject to the terms of the Mozilla Public
2	# License, v. 2.0. If a copy of the MPL was not distributed with this file,
3	# You can obtain one at http://mozilla.org/MPL/2.0/.
4
5	from libmozdata.bugzilla import Bugzilla	×
6
7	from bugbot import logger	×
8	from bugbot.bugbug_utils import get_bug_ids_classification	×
9	from bugbot.bzcleaner import BzCleaner	×
10	from bugbot.utils import get_config, nice_round	×
11
12
13	class Component(BzCleaner):	×
14	def __init__(self):	×
15	super().__init__()	×
16	self.autofix_component = {}	×
17	self.frequency = "daily"	×
18
19	def add_custom_arguments(self, parser):	×
20	parser.add_argument(	×
21	"--frequency",
22	help="Daily (noisy) or Hourly",
23	choices=["daily", "hourly"],
24	default="daily",
25	)
26
27	def parse_custom_arguments(self, args):	×
28	self.frequency = args.frequency	×
29
30	def description(self):	×
31	return f"[Using ML] Assign a component to untriaged bugs ({self.frequency})"	×
32
33	def columns(self):	×
34	return ["id", "summary", "component", "confidence", "autofixed"]	×
35
36	def sort_columns(self):	×
37	return lambda p: (-p[3], -int(p[0]))	×
38
39	def has_product_component(self):	×
40	# Inject product and components when calling BzCleaner.get_bugs
41	return True	×
42
43	def get_bz_params(self, date):	×
44	start_date, end_date = self.get_dates(date)	×
45
46	bot = get_config("common", "bot_bz_mail")[0]	×
47
48	return {	×
49	"include_fields": ["id", "groups", "summary", "product", "component"],
50	# Ignore bugs for which we ever modified the product or the component.
51	"n1": 1,
52	"f1": "product",
53	"o1": "changedby",
54	"v1": bot,
55	"n2": 1,
56	"f2": "component",
57	"o2": "changedby",
58	"v2": bot,
59	# Ignore closed bugs.
60	"bug_status": "__open__",
61	# Get recent General bugs, and all Untriaged bugs.
62	"j3": "OR",
63	"f3": "OP",
64	"j4": "AND",
65	"f4": "OP",
66	"f5": "component",
67	"o5": "equals",
68	"v5": "General",
69	"f6": "creation_ts",
70	"o6": "greaterthan",
71	"v6": start_date,
72	"f7": "CP",
73	"f8": "component",
74	"o8": "anyexact",
75	"v8": "Untriaged,Foxfooding",
76	"f9": "CP",
77	}
78
79	def get_bugs(self, date="today", bug_ids=[]):	×
80	# Retrieve the bugs with the fields defined in get_bz_params
81	raw_bugs = super().get_bugs(date=date, bug_ids=bug_ids, chunk_size=7000)	×
82
83	if len(raw_bugs) == 0:	×
84	return {}	×
85
86	# Extract the bug ids
87	bug_ids = list(raw_bugs.keys())	×
88
89	# Classify those bugs
90	bugs = get_bug_ids_classification("component", bug_ids)	×
91
92	# Collect bugs classified as Fenix::General
93	fenix_general_bug_ids = [	×
94	bug_id
95	for bug_id, bug_data in bugs.items()
96	if bug_data.get("class") == "Fenix"
97	]
98
99	# Reclassify the Fenix::General bugs using the fenixcomponent model
100	if fenix_general_bug_ids:	×
101	fenix_general_classification = get_bug_ids_classification(	×
102	"fenixcomponent", fenix_general_bug_ids
103	)
104
NEW 105	fenix_confidence_threshold = self.get_config(	×
106	name="component", entry="fenix_confidence_threshold"
107	)
108
109	for bug_id, data in fenix_general_classification.items():	×
110	new_confidence = data["prob"][data["index"]]	×
111
112	# Only reclassify if the new confidence meets the Fenix component confidence threshold
NEW 113	if new_confidence > fenix_confidence_threshold:	×
UNCOV 114	bugs[bug_id] = data	×
115
116	results = {}	×
117
118	for bug_id in sorted(bugs.keys()):	×
119	bug_data = bugs[bug_id]	×
120
121	if not bug_data.get("available", True):	×
122	# The bug was not available, it was either removed or is a
123	# security bug
124	continue	×
125
126	if not {"prob", "index", "class", "extra_data"}.issubset(bug_data.keys()):	×
127	raise Exception(f"Invalid bug response {bug_id}: {bug_data!r}")	×
128
129	bug = raw_bugs[bug_id]	×
130	prob = bug_data["prob"]	×
131	index = bug_data["index"]	×
132	suggestion = bug_data["class"]	×
133	conflated_components_mapping = bug_data["extra_data"][	×
134	"conflated_components_mapping"
135	]
136
137	# Skip product-only suggestions that are not useful.
138	if "::" not in suggestion and bug["product"] == suggestion:	×
139	continue	×
140
141	suggestion = conflated_components_mapping.get(suggestion, suggestion)	×
142
143	if "::" not in suggestion:	×
144	logger.error(	×
145	f"There is something wrong with this component suggestion! {suggestion}"
146	)
147	continue	×
148
149	i = suggestion.index("::")	×
150	suggested_product = suggestion[:i]	×
151	suggested_component = suggestion[i + 2 :]	×
152
153	# When moving bugs out of the 'General' component, we don't want to change the product (unless it is Firefox).
154	if bug["component"] == "General" and bug["product"] not in {	×
155	suggested_product,
156	"Firefox",
157	}:
158	continue	×
159
160	# Don't move bugs from Firefox::General to Core::Internationalization.
161	if (	×
162	bug["product"] == "Firefox"
163	and bug["component"] == "General"
164	and suggested_product == "Core"
165	and suggested_component == "Internationalization"
166	):
167	continue	×
168
169	result = {	×
170	"id": bug_id,
171	"summary": bug["summary"],
172	"component": suggestion,
173	"confidence": nice_round(prob[index]),
174	"autofixed": False,
175	}
176
177	# In daily mode, we send an email with all results.
178	if self.frequency == "daily":	×
179	results[bug_id] = result	×
180
181	confidence_threshold_conf = (	×
182	"confidence_threshold"
183	if bug["component"] != "General"
184	else "general_confidence_threshold"
185	)
186
187	if prob[index] >= self.get_config(confidence_threshold_conf):	×
188	self.autofix_component[bug_id] = {	×
189	"product": suggested_product,
190	"component": suggested_component,
191	}
192
193	result["autofixed"] = True	×
194
195	# In hourly mode, we send an email with only the bugs we acted upon.
196	if self.frequency == "hourly":	×
197	results[bug_id] = result	×
198
199	# Don't move bugs back into components they were moved out of.
200	# TODO: Use the component suggestion from the service with the second highest confidence instead.
201	def history_handler(bug):	×
202	bug_id = str(bug["id"])	×
203
204	previous_product_components = set()	×
205
206	current_product = raw_bugs[bug_id]["product"]	×
207	current_component = raw_bugs[bug_id]["component"]	×
208
209	for history in bug["history"]:	×
210	for change in history["changes"][::-1]:	×
211	if change["field_name"] == "product":	×
212	current_product = change["removed"]	×
213	elif change["field_name"] == "component":	×
214	current_component = change["removed"]	×
215
216	previous_product_components.add((current_product, current_component))	×
217
218	suggested_product = self.autofix_component[bug_id]["product"]	×
219	suggested_component = self.autofix_component[bug_id]["component"]	×
220
221	if (suggested_product, suggested_component) in previous_product_components:	×
222	results[bug_id]["autofixed"] = False	×
223	del self.autofix_component[bug_id]	×
224
225	bugids = list(self.autofix_component.keys())	×
226	Bugzilla(	×
227	bugids=bugids,
228	historyhandler=history_handler,
229	).get_data().wait()
230
231	return results	×
232
233	def get_autofix_change(self):	×
234	cc = self.get_config("cc")	×
235	return {	×
236	bug_id: (
237	data.update(
238	{
239	"cc": {"add": cc},
240	"comment": {
241	"body": f"The [Bugbug](https://github.com/mozilla/bugbug/) bot thinks this bug should belong to the '{data['product']}::{data['component']}' component, and is moving the bug to that component. Please correct in case you think the bot is wrong."
242	},
243	}
244	)
245	or data
246	)
247	for bug_id, data in self.autofix_component.items()
248	}
249
250	def get_db_extra(self):	×
251	return {	×
252	bugid: "{}::{}".format(v["product"], v["component"])
253	for bugid, v in self.get_autofix_change().items()
254	}
255
256
257	if __name__ == "__main__":	×
258	Component().run()	×

mozilla / relman-auto-nag / #5058

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