gecko-dev/taskcluster/taskgraph/try_option_syntax.py

525 строки
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Python

# 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 __future__ import absolute_import, print_function, unicode_literals
import argparse
import copy
import logging
import re
import shlex
logger = logging.getLogger(__name__)
TRY_DELIMITER = 'try:'
# The build type aliases are very cryptic and only used in try flags these are
# mappings from the single char alias to a longer more recognizable form.
BUILD_TYPE_ALIASES = {
'o': 'opt',
'd': 'debug'
}
# mapping from shortcut name (usable with -u) to a boolean function identifying
# matching test names
def alias_prefix(prefix):
return lambda name: name.startswith(prefix)
def alias_contains(infix):
return lambda name: infix in name
def alias_matches(pattern):
pattern = re.compile(pattern)
return lambda name: pattern.match(name)
UNITTEST_ALIASES = {
# Aliases specify shorthands that can be used in try syntax. The shorthand
# is the dictionary key, with the value representing a pattern for matching
# unittest_try_names.
#
# Note that alias expansion is performed in the absence of any chunk
# prefixes. For example, the first example above would replace "foo-7"
# with "foobar-7". Note that a few aliases allowed chunks to be specified
# without a leading `-`, for example 'mochitest-dt1'. That's no longer
# supported.
'cppunit': alias_prefix('cppunit'),
'crashtest': alias_prefix('crashtest'),
'crashtest-e10s': alias_prefix('crashtest-e10s'),
'e10s': alias_contains('e10s'),
'external-media-tests': alias_prefix('external-media-tests'),
'firefox-ui-functional': alias_prefix('firefox-ui-functional'),
'firefox-ui-functional-e10s': alias_prefix('firefox-ui-functional-e10s'),
'gaia-js-integration': alias_contains('gaia-js-integration'),
'gtest': alias_prefix('gtest'),
'jittest': alias_prefix('jittest'),
'jittests': alias_prefix('jittest'),
'jsreftest': alias_prefix('jsreftest'),
'jsreftest-e10s': alias_prefix('jsreftest-e10s'),
'luciddream': alias_prefix('luciddream'),
'marionette': alias_prefix('marionette'),
'marionette-e10s': alias_prefix('marionette-e10s'),
'mochitest': alias_prefix('mochitest'),
'mochitests': alias_prefix('mochitest'),
'mochitest-e10s': alias_prefix('mochitest-e10s'),
'mochitests-e10s': alias_prefix('mochitest-e10s'),
'mochitest-debug': alias_prefix('mochitest-debug-'),
'mochitest-a11y': alias_contains('mochitest-a11y'),
'mochitest-bc': alias_prefix('mochitest-browser-chrome'),
'mochitest-bc-e10s': alias_prefix('mochitest-browser-chrome-e10s'),
'mochitest-browser-chrome': alias_prefix('mochitest-browser-chrome'),
'mochitest-browser-chrome-e10s': alias_prefix('mochitest-browser-chrome-e10s'),
'mochitest-chrome': alias_contains('mochitest-chrome'),
'mochitest-dt': alias_prefix('mochitest-devtools-chrome'),
'mochitest-dt-e10s': alias_prefix('mochitest-devtools-chrome-e10s'),
'mochitest-gl': alias_prefix('mochitest-webgl'),
'mochitest-gl-e10s': alias_prefix('mochitest-webgl-e10s'),
'mochitest-gpu': alias_prefix('mochitest-gpu'),
'mochitest-gpu-e10s': alias_prefix('mochitest-gpu-e10s'),
'mochitest-clipboard': alias_prefix('mochitest-clipboard'),
'mochitest-clipboard-e10s': alias_prefix('mochitest-clipboard-e10s'),
'mochitest-jetpack': alias_prefix('mochitest-jetpack'),
'mochitest-media': alias_prefix('mochitest-media'),
'mochitest-media-e10s': alias_prefix('mochitest-media-e10s'),
'mochitest-vg': alias_prefix('mochitest-valgrind'),
'reftest': alias_matches(r'^(plain-)?reftest.*$'),
'reftest-no-accel': alias_matches(r'^(plain-)?reftest-no-accel.*$'),
'reftests': alias_matches(r'^(plain-)?reftest.*$'),
'reftests-e10s': alias_matches(r'^(plain-)?reftest-e10s.*$'),
'robocop': alias_prefix('robocop'),
'web-platform-test': alias_prefix('web-platform-tests'),
'web-platform-tests': alias_prefix('web-platform-tests'),
'web-platform-tests-e10s': alias_prefix('web-platform-tests-e10s'),
'web-platform-tests-reftests': alias_prefix('web-platform-tests-reftests'),
'web-platform-tests-reftests-e10s': alias_prefix('web-platform-tests-reftests-e10s'),
'xpcshell': alias_prefix('xpcshell'),
}
# unittest platforms can be specified by substring of the "pretty name", which
# is basically the old Buildbot builder name. This dict has {pretty name,
# [test_platforms]} translations, This includes only the most commonly-used
# substrings. This is intended only for backward-compatibility. New test
# platforms should have their `test_platform` spelled out fully in try syntax.
UNITTEST_PLATFORM_PRETTY_NAMES = {
'Ubuntu': ['linux', 'linux64'],
'x64': ['linux64'],
# other commonly-used substrings for platforms not yet supported with
# in-tree taskgraphs:
# '10.10': [..TODO..],
# '10.10.5': [..TODO..],
# '10.6': [..TODO..],
# '10.8': [..TODO..],
# 'Android 2.3 API9': [..TODO..],
# 'Android 4.3 API15+': [..TODO..],
# 'Windows 7': [..TODO..],
# 'Windows 7 VM': [..TODO..],
# 'Windows 8': [..TODO..],
# 'Windows XP': [..TODO..],
# 'win32': [..TODO..],
# 'win64': [..TODO..],
}
# We have a few platforms for which we want to do some "extra" builds, or at
# least build-ish things. Sort of. Anyway, these other things are implemented
# as different "platforms".
RIDEALONG_BUILDS = {
'linux': [
'linux-l10n',
],
'linux64': [
'linux64-l10n',
'sm-plain',
'sm-nonunified',
'sm-arm-sim',
'sm-arm64-sim',
'sm-compacting',
'sm-rootanalysis',
'sm-package',
'sm-tsan',
'sm-asan',
'sm-msan',
],
}
TEST_CHUNK_SUFFIX = re.compile('(.*)-([0-9]+)$')
class TryOptionSyntax(object):
def __init__(self, message, full_task_graph):
"""
Parse a "try syntax" formatted commit message. This is the old "-b do -p
win32 -u all" format. Aliases are applied to map short names to full
names.
The resulting object has attributes:
- build_types: a list containing zero or more of 'opt' and 'debug'
- platforms: a list of selected platform names, or None for all
- unittests: a list of tests, of the form given below, or None for all
- jobs: a list of requested job names, or None for all
- trigger_tests: the number of times tests should be triggered (--rebuild)
- interactive; true if --interactive
Note that -t is currently completely ignored.
The unittests and talos lists contain dictionaries of the form:
{
'test': '<suite name>',
'platforms': [..platform names..], # to limit to only certain platforms
'only_chunks': set([..chunk numbers..]), # to limit only to certain chunks
}
"""
self.jobs = []
self.build_types = []
self.platforms = []
self.unittests = []
self.talos = []
self.trigger_tests = 0
self.interactive = False
# shlex used to ensure we split correctly when giving values to argparse.
parts = shlex.split(self.escape_whitespace_in_brackets(message))
try_idx = None
for idx, part in enumerate(parts):
if part == TRY_DELIMITER:
try_idx = idx
break
if try_idx is None:
return
# Argument parser based on try flag flags
parser = argparse.ArgumentParser()
parser.add_argument('-b', '--build', dest='build_types')
parser.add_argument('-p', '--platform', nargs='?',
dest='platforms', const='all', default='all')
parser.add_argument('-u', '--unittests', nargs='?',
dest='unittests', const='all', default='all')
parser.add_argument('-t', '--talos', nargs='?', dest='talos', const='all', default='all')
parser.add_argument('-i', '--interactive',
dest='interactive', action='store_true', default=False)
parser.add_argument('-j', '--job', dest='jobs', action='append')
# In order to run test jobs multiple times
parser.add_argument('--rebuild', dest='trigger_tests', type=int, default=1)
args, _ = parser.parse_known_args(parts[try_idx:])
self.jobs = self.parse_jobs(args.jobs)
self.build_types = self.parse_build_types(args.build_types)
self.platforms = self.parse_platforms(args.platforms)
self.unittests = self.parse_test_option(
"unittest_try_name", args.unittests, full_task_graph)
self.talos = self.parse_test_option("talos_try_name", args.talos, full_task_graph)
self.trigger_tests = args.trigger_tests
self.interactive = args.interactive
def parse_jobs(self, jobs_arg):
if not jobs_arg or jobs_arg == ['all']:
return None
expanded = []
for job in jobs_arg:
expanded.extend(j.strip() for j in job.split(','))
return expanded
def parse_build_types(self, build_types_arg):
if build_types_arg is None:
build_types_arg = []
build_types = filter(None, [BUILD_TYPE_ALIASES.get(build_type) for
build_type in build_types_arg])
return build_types
def parse_platforms(self, platform_arg):
if platform_arg == 'all':
return None
results = []
for build in platform_arg.split(','):
results.append(build)
if build in RIDEALONG_BUILDS:
results.extend(RIDEALONG_BUILDS[build])
logger.info("platform %s triggers ridealong builds %s" %
(build, RIDEALONG_BUILDS[build]))
return results
def parse_test_option(self, attr_name, test_arg, full_task_graph):
'''
Parse a unittest (-u) or talos (-t) option, in the context of a full
task graph containing available `unittest_try_name` or `talos_try_name`
attributes. There are three cases:
- test_arg is == 'none' (meaning an empty list)
- test_arg is == 'all' (meaning use the list of jobs for that job type)
- test_arg is comma string which needs to be parsed
'''
# Empty job list case...
if test_arg is None or test_arg == 'none':
return []
all_platforms = set(t.attributes['test_platform']
for t in full_task_graph.tasks.itervalues()
if 'test_platform' in t.attributes)
tests = self.parse_test_opts(test_arg, all_platforms)
if not tests:
return []
all_tests = set(t.attributes[attr_name]
for t in full_task_graph.tasks.itervalues()
if attr_name in t.attributes)
# Special case where tests is 'all' and must be expanded
if tests[0]['test'] == 'all':
results = []
all_entry = tests[0]
for test in all_tests:
entry = {'test': test}
# If there are platform restrictions copy them across the list.
if 'platforms' in all_entry:
entry['platforms'] = list(all_entry['platforms'])
results.append(entry)
return self.parse_test_chunks(all_tests, results)
else:
return self.parse_test_chunks(all_tests, tests)
def parse_test_opts(self, input_str, all_platforms):
'''
Parse `testspec,testspec,..`, where each testspec is a test name
optionally followed by a list of test platforms or negated platforms in
`[]`.
No brackets indicates that tests should run on all platforms for which
builds are available. If testspecs are provided, then each is treated,
from left to right, as an instruction to include or (if negated)
exclude a set of test platforms. A single spec may expand to multiple
test platforms via UNITTEST_PLATFORM_PRETTY_NAMES. If the first test
spec is negated, processing begins with the full set of available test
platforms; otherwise, processing begins with an empty set of test
platforms.
'''
# Final results which we will return.
tests = []
cur_test = {}
token = ''
in_platforms = False
def normalize_platforms():
if 'platforms' not in cur_test:
return
# if the first spec is a negation, start with all platforms
if cur_test['platforms'][0][0] == '-':
platforms = all_platforms.copy()
else:
platforms = []
for platform in cur_test['platforms']:
if platform[0] == '-':
platforms = [p for p in platforms if p != platform[1:]]
else:
platforms.append(platform)
cur_test['platforms'] = platforms
def add_test(value):
normalize_platforms()
cur_test['test'] = value.strip()
tests.insert(0, cur_test)
def add_platform(value):
platform = value.strip()
if platform[0] == '-':
negated = True
platform = platform[1:]
else:
negated = False
platforms = UNITTEST_PLATFORM_PRETTY_NAMES.get(platform, [platform])
if negated:
platforms = ["-" + p for p in platforms]
cur_test['platforms'] = platforms + cur_test.get('platforms', [])
# This might be somewhat confusing but we parse the string _backwards_ so
# there is no ambiguity over what state we are in.
for char in reversed(input_str):
# , indicates exiting a state
if char == ',':
# Exit a particular platform.
if in_platforms:
add_platform(token)
# Exit a particular test.
else:
add_test(token)
cur_test = {}
# Token must always be reset after we exit a state
token = ''
elif char == '[':
# Exiting platform state entering test state.
add_platform(token)
token = ''
in_platforms = False
elif char == ']':
# Entering platform state.
in_platforms = True
else:
# Accumulator.
token = char + token
# Handle any left over tokens.
if token:
add_test(token)
return tests
def handle_alias(self, test, all_tests):
'''
Expand a test if its name refers to an alias, returning a list of test
dictionaries cloned from the first (to maintain any metadata).
'''
if test['test'] not in UNITTEST_ALIASES:
return [test]
alias = UNITTEST_ALIASES[test['test']]
def mktest(name):
newtest = copy.deepcopy(test)
newtest['test'] = name
return newtest
def exprmatch(alias):
return [t for t in all_tests if alias(t)]
return [mktest(t) for t in exprmatch(alias)]
def parse_test_chunks(self, all_tests, tests):
'''
Test flags may include parameters to narrow down the number of chunks in a
given push. We don't model 1 chunk = 1 job in taskcluster so we must check
each test flag to see if it is actually specifying a chunk.
'''
results = []
seen_chunks = {}
for test in tests:
matches = TEST_CHUNK_SUFFIX.match(test['test'])
if matches:
name = matches.group(1)
chunk = matches.group(2)
if name in seen_chunks:
seen_chunks[name].add(chunk)
else:
seen_chunks[name] = {chunk}
test['test'] = name
test['only_chunks'] = seen_chunks[name]
results.append(test)
else:
results.extend(self.handle_alias(test, all_tests))
# uniquify the results over the test names
results = {test['test']: test for test in results}.values()
return results
def find_all_attribute_suffixes(self, graph, prefix):
rv = set()
for t in graph.tasks.itervalues():
for a in t.attributes:
if a.startswith(prefix):
rv.add(a[len(prefix):])
return sorted(rv)
def escape_whitespace_in_brackets(self, input_str):
'''
In tests you may restrict them by platform [] inside of the brackets
whitespace may occur this is typically invalid shell syntax so we escape it
with backslash sequences .
'''
result = ""
in_brackets = False
for char in input_str:
if char == '[':
in_brackets = True
result += char
continue
if char == ']':
in_brackets = False
result += char
continue
if char == ' ' and in_brackets:
result += '\ '
continue
result += char
return result
def task_matches(self, attributes):
attr = attributes.get
def match_test(try_spec, attr_name):
if attr('build_type') not in self.build_types:
return False
if self.platforms is not None:
if attr('build_platform') not in self.platforms:
return False
if try_spec is not None:
# TODO: optimize this search a bit
for test in try_spec:
if attr(attr_name) == test['test']:
break
else:
return False
if 'platforms' in test and attr('test_platform') not in test['platforms']:
return False
if 'only_chunks' in test and attr('test_chunk') not in test['only_chunks']:
return False
return True
return True
if attr('kind') == 'legacy':
if attr('legacy_kind') in ('build', 'post_build'):
if attr('build_type') not in self.build_types:
return False
if self.platforms is not None:
if attr('build_platform') not in self.platforms:
return False
return True
elif attr('legacy_kind') == 'job':
if self.jobs is not None:
if attr('job') not in self.jobs:
return False
return True
elif attr('legacy_kind') == 'unittest':
return match_test(self.unittests, 'unittest_try_name')
elif attr('legacy_kind') == 'talos':
return match_test(self.talos, 'talos_try_name')
return False
elif attr('kind') in ('desktop-test', 'android-test'):
return match_test(self.unittests, 'unittest_try_name')
else:
return False
def __str__(self):
def none_for_all(list):
if list is None:
return '<all>'
return ', '.join(str(e) for e in list)
return "\n".join([
"build_types: " + ", ".join(self.build_types),
"platforms: " + none_for_all(self.platforms),
"unittests: " + none_for_all(self.unittests),
"jobs: " + none_for_all(self.jobs),
"trigger_tests: " + str(self.trigger_tests),
"interactive: " + str(self.interactive),
])