453 lines
16 KiB
Python
Executable file
453 lines
16 KiB
Python
Executable file
#!/usr/bin/env python3
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# Copyright 2019 Google LLC
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#
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# Licensed under the the Apache License v2.0 with LLVM Exceptions (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://llvm.org/LICENSE.txt
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Get data on Revisions and builds from Phabricator
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import phabricator
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import json
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import os
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import datetime
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from typing import Dict, List, Optional
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import csv
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import time
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import socket
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import git
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import argparse
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# PHIDs of build plans used for pre-merge testing
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# FIXME: how do you get these?
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_PRE_MERGE_PHIDs = ['PHID-HMCP-bfkbtacsszhg3feydpo6', # beta testers
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'PHID-HMCP-qbviyekvgirhhhvkzpsn', # public pre-merge tests
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'PHID-HMCP-p2oc4ocen3l2yzymvg2l',
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]
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# query all data after this date
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START_DATE = datetime.date(year=2019, month=10, day=1)
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class PhabResponse:
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def __init__(self, revision_dict: Dict):
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self.revision_dict = revision_dict
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@property
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def id(self) -> str:
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return self.revision_dict['id']
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@property
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def phid(self) -> str:
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return self.revision_dict['phid']
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def __str__(self):
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return str(self.revision_dict)
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class Revision(PhabResponse):
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def __init__(self, revision_dict):
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super().__init__(revision_dict)
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self.buildables = [] # type: List['Buildable']
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self.diffs = [] # type: List['Diff']
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@property
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def status(self) -> str:
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return self.revision_dict['fields']['status']['value']
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@property
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def builds(self) -> List['Build']:
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builds = []
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for b in self.buildables:
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builds.extend(b.builds)
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return builds
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@property
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def created_date(self):
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return self.revision_dict['fields']['dateCreated']
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@property
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def was_premerge_tested(self) -> bool:
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return any((b.was_premerge_tested for b in self.builds))
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@property
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def repository_phid(self) -> str:
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return self.revision_dict['fields']['repositoryPHID']
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@property
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def diff_phid(self) -> str:
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return self.revision_dict['fields']['diffPHID']
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@property
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def all_diffs_have_refs(self) -> bool:
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return not any(not d.has_refs for d in self.diffs)
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@property
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def day(self) -> datetime.date:
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return datetime.date.fromtimestamp(self.created_date)
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@property
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def week(self) -> str:
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day = self.day
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return'{}-w{:02d}'.format(day.year, day.isocalendar()[1])
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class Buildable(PhabResponse):
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def __init__(self, revision_dict):
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super().__init__(revision_dict)
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self.builds = [] # type: List[Build]
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self.revision = None # type: Optional[Revision]
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@property
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def diff_phid(self) -> str:
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return self.revision_dict['buildablePHID']
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@property
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def revison_phid(self) -> str:
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return self.revision_dict['containerPHID']
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class Build(PhabResponse):
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def __init__(self, revision_dict):
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super().__init__(revision_dict)
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self.buildable = None # type: Optional[Buildable]
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@property
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def buildable_phid(self) -> str:
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return self.revision_dict['fields']['buildablePHID']
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@property
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def buildplan_phid(self) -> str:
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return self.revision_dict['fields']['buildPlanPHID']
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@property
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def was_premerge_tested(self) -> bool:
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result = self.buildplan_phid in _PRE_MERGE_PHIDs
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if not result:
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print(self.buildplan_phid)
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return result
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class Diff(PhabResponse):
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def __init__(self, revision_dict):
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super().__init__(revision_dict)
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self.revision = None # type: Optional[Revision]
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@property
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def revison_phid(self) -> str:
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return self.revision_dict['fields']['revisionPHID']
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@property
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def _refs(self) -> List:
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return self.revision_dict['fields']['refs']
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@property
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def has_refs(self) -> bool:
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return len(self._refs) > 0
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@property
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def base_revision(self) -> str:
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for ref in self._refs:
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if ref['type'] == 'base':
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return ref['identifier']
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return None
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@property
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def base_branch(self) -> str:
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for ref in self._refs:
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if ref['type'] == 'branch':
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return ref['name']
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return None
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@property
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def dateCreated(self) -> datetime.datetime:
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return datetime.datetime.fromtimestamp(self.revision_dict['fields']['dateCreated'])
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class PhabBuildPuller:
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# files/folder for sotring temporary results
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_TMP_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__), 'tmp'))
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_REVISION_FILE = os.path.join(_TMP_DIR, 'phab-revisions.json')
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_BUILDABLE_FILE = os.path.join(_TMP_DIR, 'phab-buildables.json')
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_BUILD_FILE = os.path.join(_TMP_DIR, 'phab-build.json')
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_DIFF_FILE = os.path.join(_TMP_DIR, 'phab-diffs.json')
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_PHAB_WEEKLY_METRICS_FILE = os.path.join(_TMP_DIR, 'phabricator_{}.csv')
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def __init__(self, repo_path: str):
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self.conduit_token = None
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self.host = None
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self.phab = self._create_phab()
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self._repo_path = repo_path # type: str
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self.revisions = {} # type: Dict[str, Revision]
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self.buildables = {} # type: Dict[str, Buildable]
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self.builds = {} # type: Dict[str, Build]
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self.diffs = {} # type: Dict[str, Diff]
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def _create_phab(self) -> phabricator.Phabricator:
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phab = phabricator.Phabricator(token=self.conduit_token, host=self.host)
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phab.update_interfaces()
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return phab
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def _load_arcrc(self):
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"""Load arc configuration from file if not set."""
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if self.conduit_token is not None or self.host is not None:
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return
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print('Loading configuration from ~/.arcrc file')
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with open(os.path.expanduser('~/.arcrc'), 'r') as arcrc_file:
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arcrc = json.load(arcrc_file)
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# use the first host configured in the file
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self.host = next(iter(arcrc['hosts']))
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self.conduit_token = arcrc['hosts'][self.host]['token']
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def run(self):
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if not os.path.exists(self._TMP_DIR):
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os.mkdir(self._TMP_DIR)
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if not os.path.isfile(self._REVISION_FILE):
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self.get_revisions()
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self.parse_revisions()
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if not os.path.isfile(self._BUILDABLE_FILE):
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self.get_buildables()
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self.parse_buildables()
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if not os.path.isfile(self._BUILD_FILE):
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self.get_builds()
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self.parse_builds()
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if not os.path.isfile(self._DIFF_FILE):
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self.get_diffs()
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self.parse_diffs()
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self.link_objects()
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self.compute_metrics('day', lambda r: r.day)
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self.compute_metrics('week', lambda r: r.week)
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self.count_base_revisions()
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self.match_base_revisions_with_repo(self._repo_path)
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def get_revisions(self):
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print('Downloading revisions starting...')
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from_date = int(START_DATE.strftime('%s'))
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data = []
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constraints = {
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'createdStart': from_date
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}
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# FIXME: lots of code duplication around pagination and error handling.
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# find a way to separate this into a function.
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after = None
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while True:
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revisions = self.phab.differential.revision.search(
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constraints=constraints, after=after)
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data.extend(revisions.response['data'])
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print('{} revisions...'.format(len(data)))
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after = revisions.response['cursor']['after']
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if after is None:
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break
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print('Number of revisions:', len(data))
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with open(self._REVISION_FILE, 'w') as json_file:
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json.dump(data, json_file)
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def get_buildables(self):
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print('Downloading buildables...')
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data = []
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after = None
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while True:
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revisions = self.phab.harbormaster.querybuildables(
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containerPHIDs=[r.phid for r in self.revisions.values()], after=after)
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data.extend(revisions.response['data'])
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print('{} buildables...'.format(len(data)))
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after = revisions.response['cursor']['after']
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if after is None:
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break
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print('Number of buildables:', len(data))
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with open(self._BUILDABLE_FILE, 'w') as json_file:
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json.dump(data, json_file)
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def get_builds(self):
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print('Downloading builds...')
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data = []
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constraints = {
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'buildables': [r.phid for r in self.buildables.values()]
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}
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after = None
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while True:
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# retry on timeouts
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fail_count = 0
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while True:
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try:
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revisions = self.phab.harbormaster.build.search(
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constraints=constraints, after=after)
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except socket.timeout:
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fail_count +=1
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if fail_count > 5:
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raise
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time.sleep(10)
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continue
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break
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data.extend(revisions.response['data'])
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print('{} builds...'.format(len(data)))
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after = revisions.response['cursor']['after']
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if after is None:
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break
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print('Number of buildables:', len(data))
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with open(self._BUILD_FILE, 'w') as json_file:
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json.dump(data, json_file)
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def get_diffs(self):
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print('Downloading diffs...')
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data = []
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constraints = {
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'revisionPHIDs': [r.phid for r in self.revisions.values()]
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}
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after = None
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while True:
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# retry on timeouts
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fail_count = 0
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while True:
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try:
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diffs = self.phab.differential.diff.search(
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constraints=constraints, after=after)
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except socket.timeout:
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fail_count +=1
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if fail_count > 5:
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raise
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time.sleep(10)
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continue
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break
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data.extend(diffs.response['data'])
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print('{} diffs...'.format(len(data)))
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after = diffs.response['cursor']['after']
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if after is None:
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break
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print('Number of diffs:', len(data))
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with open(self._DIFF_FILE, 'w') as json_file:
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json.dump(data, json_file)
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def parse_revisions(self):
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with open(self._REVISION_FILE) as revision_file:
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revision_dict = json.load(revision_file)
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self.revisions = {r.phid: r for r in (Revision(x) for x in revision_dict)}
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print('Parsed {} revisions.'.format(len(self.revisions)))
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def parse_buildables(self):
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with open(self._BUILDABLE_FILE) as buildables_file:
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buildable_dict = json.load(buildables_file)
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self.buildables = {b.phid: b for b in (Buildable(x) for x in buildable_dict)}
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print('Parsed {} buildables.'.format(len(self.buildables)))
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def parse_builds(self):
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with open(self._BUILD_FILE) as build_file:
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build_dict = json.load(build_file)
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self.builds = {b.phid: b for b in (Build(x) for x in build_dict)}
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print('Parsed {} builds.'.format(len(self.builds)))
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def parse_diffs(self):
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with open(self._DIFF_FILE) as diff_file:
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diff_dict = json.load(diff_file)
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self.diffs = {d.phid: d for d in (Diff(x) for x in diff_dict)}
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print('Parsed {} diffs.'.format(len(self.diffs)))
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def link_objects(self):
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for build in (b for b in self.builds.values()):
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buildable = self.buildables[build.buildable_phid]
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build.buildable = buildable
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buildable.builds.append(build)
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for buildable in self.buildables.values():
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revision = self.revisions[buildable.revison_phid]
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revision.buildables.append(buildable)
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buildable.revision = revision
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for diff in self.diffs.values():
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revision = self.revisions[diff.revison_phid]
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revision.diffs.append(diff)
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diff.revision = revision
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def compute_metrics(self, name: str, group_function):
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print('Creating metrics for {}...'.format(name))
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group_dict = {}
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for revision in self.revisions.values():
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group_dict.setdefault(group_function(revision), []).append(revision)
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csv_file = open(self._PHAB_WEEKLY_METRICS_FILE.format(name), 'w')
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fieldnames = [name, '# revisions', '# tested revisions', '% tested revisions', '# untested revisions',
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'# revisions without builds', '% revisions without builds', '# no repository set']
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writer = csv.DictWriter(csv_file, fieldnames=fieldnames, dialect=csv.excel)
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writer.writeheader()
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for group in sorted(group_dict.keys()):
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revisions = group_dict[group] # type: List[Revision]
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num_revisions = len(revisions)
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num_premt_revisions = len([r for r in revisions if r.was_premerge_tested])
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precentage_premt_revisions = 100.0 * num_premt_revisions / num_revisions
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num_no_build_triggered = len([r for r in revisions if len(r.builds) == 0])
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percent_no_build_triggered = 100.0 * num_no_build_triggered / num_revisions
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num_no_repo = len([r for r in revisions if r.repository_phid is None])
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writer.writerow({
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name: group,
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'# revisions': num_revisions,
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'# tested revisions': num_premt_revisions,
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'% tested revisions': precentage_premt_revisions,
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'# untested revisions': num_revisions - num_premt_revisions,
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'# revisions without builds': num_no_build_triggered,
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'% revisions without builds': percent_no_build_triggered,
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'# no repository set': num_no_repo,
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})
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def count_base_revisions(self):
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base_revisions = {}
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base_branches = {}
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for diff in self.diffs.values():
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base_revisions.setdefault(diff.base_revision, 0)
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base_revisions[diff.base_revision] += 1
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base_branches.setdefault(diff.base_branch, 0)
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base_branches[diff.base_branch] +=1
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print(f'{len(self.diffs)} diffs are using {len(base_revisions)} different git base revisions.')
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print('The top 10 revisions and their usages are:')
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revisions = sorted( base_revisions.items(), key=lambda x: x[1] , reverse=True)
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for i in revisions[:10]:
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print(f' commit {i[0]} was used {i[1]} times')
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print()
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print(f'{len(self.diffs)} diffs are using {len(base_branches)} different git base branches')
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branches = sorted( base_branches.items(), key=lambda x: x[1] , reverse=True)
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print('The top 10 branches and their usages are:')
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for i in branches[:10]:
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print(f' branch {i[0]} was used {i[1]} times')
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print()
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def match_base_revisions_with_repo(self, repo_path: str):
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repo = git.Repo(repo_path)
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not_found = 0
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invalid_date = 0
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has_base_revision = 0
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for diff in self.diffs.values():
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revision = diff.base_revision
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if revision is None:
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continue
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has_base_revision += 1
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try:
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commit = repo.commit(revision)
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except (ValueError, git.BadName):
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not_found += 1
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continue
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commited_date = datetime.datetime.fromtimestamp(commit.committed_date)
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if commited_date > diff.dateCreated:
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invalid_date += 1
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print(f'Of the {has_base_revision} Diffs with base revision, the base revision was NOT found in the repo for {not_found} and ')
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print(f'{invalid_date} base revisions were used before being available upstream.')
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print(f'So {(not_found+invalid_date)/has_base_revision*100:0.2f} % of specified the base revisions were unusable.')
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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parser.add_argument('repo_path')
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args = parser.parse_args()
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puller = PhabBuildPuller(args.repo_path)
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puller.run()
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