gecko-dev/testing/tools/autotry/autotry.py

589 строки
22 KiB
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/.
import argparse
import itertools
import os
import re
import subprocess
import sys
import which
from collections import defaultdict
import ConfigParser
def arg_parser():
parser = argparse.ArgumentParser()
parser.add_argument('paths', nargs='*', help='Paths to search for tests to run on try.')
parser.add_argument('-b', '--build', dest='builds', default='do',
help='Build types to run (d for debug, o for optimized).')
parser.add_argument('-p', '--platform', dest='platforms', action='append',
help='Platforms to run (required if not found in the environment as AUTOTRY_PLATFORM_HINT).')
parser.add_argument('-u', '--unittests', dest='tests', action='append',
help='Test suites to run in their entirety.')
parser.add_argument('-t', '--talos', dest='talos', action='append',
help='Talos suites to run.')
parser.add_argument('--tag', dest='tags', action='append',
help='Restrict tests to the given tag (may be specified multiple times).')
parser.add_argument('--and', action='store_true', dest='intersection',
help='When -u and paths are supplied run only the intersection of the tests specified by the two arguments.')
parser.add_argument('--no-push', dest='push', action='store_false',
help='Do not push to try as a result of running this command (if '
'specified this command will only print calculated try '
'syntax and selection info).')
parser.add_argument('--save', dest='save', action='store',
help='Save the command line arguments for future use with --preset.')
parser.add_argument('--preset', dest='load', action='store',
help='Load a saved set of arguments. Additional arguments will override saved ones.')
parser.add_argument('--list', action='store_true',
help='List all saved try strings')
parser.add_argument('-v', '--verbose', dest='verbose', action='store_true', default=False,
help='Print detailed information about the resulting test selection '
'and commands performed.')
for arg, opts in AutoTry.pass_through_arguments.items():
parser.add_argument(arg, **opts)
return parser
class TryArgumentTokenizer(object):
symbols = [("seperator", ","),
("list_start", "\["),
("list_end", "\]"),
("item", "([^,\[\]\s][^,\[\]]+)"),
("space", "\s+")]
token_re = re.compile("|".join("(?P<%s>%s)" % item for item in symbols))
def tokenize(self, data):
for match in self.token_re.finditer(data):
symbol = match.lastgroup
data = match.group(symbol)
if symbol == "space":
pass
else:
yield symbol, data
class TryArgumentParser(object):
"""Simple three-state parser for handling expressions
of the from "foo[sub item, another], bar,baz". This takes
input from the TryArgumentTokenizer and runs through a small
state machine, returning a dictionary of {top-level-item:[sub_items]}
i.e. the above would result in
{"foo":["sub item", "another"], "bar": [], "baz": []}
In the case of invalid input a ValueError is raised."""
EOF = object()
def __init__(self):
self.reset()
def reset(self):
self.tokens = None
self.current_item = None
self.data = {}
self.token = None
self.state = None
def parse(self, tokens):
self.reset()
self.tokens = tokens
self.consume()
self.state = self.item_state
while self.token[0] != self.EOF:
self.state()
return self.data
def consume(self):
try:
self.token = self.tokens.next()
except StopIteration:
self.token = (self.EOF, None)
def expect(self, *types):
if self.token[0] not in types:
raise ValueError("Error parsing try string, unexpected %s" % (self.token[0]))
def item_state(self):
self.expect("item")
value = self.token[1].strip()
if value not in self.data:
self.data[value] = []
self.current_item = value
self.consume()
if self.token[0] == "seperator":
self.consume()
elif self.token[0] == "list_start":
self.consume()
self.state = self.subitem_state
elif self.token[0] == self.EOF:
pass
else:
raise ValueError
def subitem_state(self):
self.expect("item")
value = self.token[1].strip()
self.data[self.current_item].append(value)
self.consume()
if self.token[0] == "seperator":
self.consume()
elif self.token[0] == "list_end":
self.consume()
self.state = self.after_list_end_state
else:
raise ValueError
def after_list_end_state(self):
self.expect("seperator")
self.consume()
self.state = self.item_state
def parse_arg(arg):
tokenizer = TryArgumentTokenizer()
parser = TryArgumentParser()
return parser.parse(tokenizer.tokenize(arg))
class AutoTry(object):
# Maps from flavors to the job names needed to run that flavour
flavor_jobs = {
'mochitest': ['mochitest-1', 'mochitest-e10s-1'],
'xpcshell': ['xpcshell'],
'chrome': ['mochitest-o'],
'browser-chrome': ['mochitest-browser-chrome-1',
'mochitest-e10s-browser-chrome-1',
'mochitest-browser-chrome-e10s-1'],
'devtools-chrome': ['mochitest-devtools-chrome-1',
'mochitest-e10s-devtools-chrome-1',
'mochitest-devtools-chrome-e10s-1'],
'crashtest': ['crashtest', 'crashtest-e10s'],
'reftest': ['reftest', 'reftest-e10s'],
'web-platform-tests': ['web-platform-tests-1'],
}
flavor_suites = {
"mochitest": "mochitests",
"xpcshell": "xpcshell",
"chrome": "mochitest-o",
"browser-chrome": "mochitest-bc",
"devtools-chrome": "mochitest-dt",
"crashtest": "crashtest",
"reftest": "reftest",
"web-platform-tests": "web-platform-tests",
}
compiled_suites = [
"cppunit",
"gtest",
"jittest",
]
common_suites = [
"cppunit",
"crashtest",
"firefox-ui-functional",
"gtest",
"jittest",
"jsreftest",
"marionette",
"marionette-e10s",
"media-tests",
"mochitests",
"reftest",
"web-platform-tests",
"xpcshell",
]
# Arguments we will accept on the command line and pass through to try
# syntax with no further intervention. The set is taken from
# http://trychooser.pub.build.mozilla.org with a few additions.
#
# Note that the meaning of store_false and store_true arguments is
# not preserved here, as we're only using these to echo the literal
# arguments to another consumer. Specifying either store_false or
# store_true here will have an equivalent effect.
pass_through_arguments = {
'--rebuild': {
'action': 'store',
'dest': 'rebuild',
'help': 'Re-trigger all test jobs (up to 20 times)',
},
'--rebuild-talos': {
'action': 'store',
'dest': 'rebuild_talos',
'help': 'Re-trigger all talos jobs',
},
'--interactive': {
'action': 'store_true',
'dest': 'interactive',
'help': 'Allow ssh-like access to running test containers',
},
'--no-retry': {
'action': 'store_true',
'dest': 'no_retry',
'help': 'Do not retrigger failed tests',
},
'--setenv': {
'action': 'append',
'dest': 'setenv',
'help': 'Set the corresponding variable in the test environment for'
'applicable harnesses.',
},
'-f': {
'action': 'store_true',
'dest': 'failure_emails',
'help': 'Request failure emails only',
},
'--failure-emails': {
'action': 'store_true',
'dest': 'failure_emails',
'help': 'Request failure emails only',
},
'-e': {
'action': 'store_true',
'dest': 'all_emails',
'help': 'Request all emails',
},
'--all-emails': {
'action': 'store_true',
'dest': 'all_emails',
'help': 'Request all emails',
},
'--artifact': {
'action': 'store_true',
'dest': 'artifact',
'help': 'Force artifact builds where possible.',
}
}
def __init__(self, topsrcdir, resolver_func, mach_context):
self.topsrcdir = topsrcdir
self._resolver_func = resolver_func
self._resolver = None
self.mach_context = mach_context
if os.path.exists(os.path.join(self.topsrcdir, '.hg')):
self._use_git = False
else:
self._use_git = True
@property
def resolver(self):
if self._resolver is None:
self._resolver = self._resolver_func()
return self._resolver
@property
def config_path(self):
return os.path.join(self.mach_context.state_dir, "autotry.ini")
def load_config(self, name):
config = ConfigParser.RawConfigParser()
success = config.read([self.config_path])
if not success:
return None
try:
data = config.get("try", name)
except (ConfigParser.NoSectionError, ConfigParser.NoOptionError):
return None
kwargs = vars(arg_parser().parse_args(self.split_try_string(data)))
return kwargs
def list_presets(self):
config = ConfigParser.RawConfigParser()
success = config.read([self.config_path])
data = []
if success:
try:
data = config.items("try")
except (ConfigParser.NoSectionError, ConfigParser.NoOptionError):
pass
if not data:
print("No presets found")
for name, try_string in data:
print("%s: %s" % (name, try_string))
def split_try_string(self, data):
return re.findall(r'(?:\[.*?\]|\S)+', data)
def save_config(self, name, data):
assert data.startswith("try: ")
data = data[len("try: "):]
parser = ConfigParser.RawConfigParser()
parser.read([self.config_path])
if not parser.has_section("try"):
parser.add_section("try")
parser.set("try", name, data)
with open(self.config_path, "w") as f:
parser.write(f)
def paths_by_flavor(self, paths=None, tags=None):
paths_by_flavor = defaultdict(set)
if not (paths or tags):
return dict(paths_by_flavor)
tests = list(self.resolver.resolve_tests(paths=paths,
tags=tags))
for t in tests:
if t['flavor'] in self.flavor_suites:
flavor = t['flavor']
if 'subsuite' in t and t['subsuite'] == 'devtools':
flavor = 'devtools-chrome'
if flavor in ['crashtest', 'reftest']:
manifest_relpath = os.path.relpath(t['manifest'], self.topsrcdir)
paths_by_flavor[flavor].add(os.path.dirname(manifest_relpath))
elif 'dir_relpath' in t:
paths_by_flavor[flavor].add(t['dir_relpath'])
else:
file_relpath = os.path.relpath(t['path'], self.topsrcdir)
dir_relpath = os.path.dirname(file_relpath)
paths_by_flavor[flavor].add(dir_relpath)
for flavor, path_set in paths_by_flavor.items():
paths_by_flavor[flavor] = self.deduplicate_prefixes(path_set, paths)
return dict(paths_by_flavor)
def deduplicate_prefixes(self, path_set, input_paths):
# Removes paths redundant to test selection in the given path set.
# If a path was passed on the commandline that is the prefix of a
# path in our set, we only need to include the specified prefix to
# run the intended tests (every test in "layout/base" will run if
# "layout" is passed to the reftest harness).
removals = set()
additions = set()
for path in path_set:
full_path = path
while path:
path, _ = os.path.split(path)
if path in input_paths:
removals.add(full_path)
additions.add(path)
return additions | (path_set - removals)
def remove_duplicates(self, paths_by_flavor, tests):
rv = {}
for item in paths_by_flavor:
if self.flavor_suites[item] not in tests:
rv[item] = paths_by_flavor[item].copy()
return rv
def calc_try_syntax(self, platforms, tests, talos, builds, paths_by_flavor, tags,
extras, intersection):
parts = ["try:", "-b", builds, "-p", ",".join(platforms)]
suites = tests if not intersection else {}
paths = set()
for flavor, flavor_tests in paths_by_flavor.iteritems():
suite = self.flavor_suites[flavor]
if suite not in suites and (not intersection or suite in tests):
for job_name in self.flavor_jobs[flavor]:
for test in flavor_tests:
paths.add("%s:%s" % (flavor, test))
suites[job_name] = tests.get(suite, [])
if not suites:
raise ValueError("No tests found matching filters")
if extras.get('artifact'):
rejected = []
for suite in suites.keys():
if any([suite.startswith(c) for c in self.compiled_suites]):
rejected.append(suite)
if rejected:
raise ValueError("You can't run {} with "
"--artifact option.".format(', '.join(rejected)))
if extras.get('artifact') and 'all' in suites.keys():
non_compiled_suites = set(self.common_suites) - set(self.compiled_suites)
message = ('You asked for |-u all| with |--artifact| but compiled-code tests ({tests})'
' can\'t run against an artifact build. Running (-u {non_compiled_suites}) '
'instead.')
string_format = {
'tests': ','.join(self.compiled_suites),
'non_compiled_suites': ','.join(non_compiled_suites),
}
print(message.format(**string_format))
del suites['all']
suites.update({suite_name: None for suite_name in non_compiled_suites})
parts.append("-u")
parts.append(",".join("%s%s" % (k, "[%s]" % ",".join(v) if v else "")
for k,v in sorted(suites.items())) if suites else "none")
parts.append("-t")
parts.append(",".join("%s%s" % (k, "[%s]" % ",".join(v) if v else "")
for k,v in sorted(talos.items())) if talos else "none")
if tags:
parts.append(' '.join('--tag %s' % t for t in tags))
if paths:
parts.append("--try-test-paths %s" % " ".join(sorted(paths)))
args_by_dest = {v['dest']: k for k, v in AutoTry.pass_through_arguments.items()}
for dest, value in extras.iteritems():
assert dest in args_by_dest
arg = args_by_dest[dest]
action = AutoTry.pass_through_arguments[arg]['action']
if action == 'store':
parts.append(arg)
parts.append(value)
if action == 'append':
for e in value:
parts.append(arg)
parts.append(e)
if action in ('store_true', 'store_false'):
parts.append(arg)
try_syntax = " ".join(parts)
return try_syntax
def _run_git(self, *args):
args = ['git'] + list(args)
ret = subprocess.call(args)
if ret:
print('ERROR git command %s returned %s' %
(args, ret))
sys.exit(1)
def _git_push_to_try(self, msg):
self._run_git('commit', '--allow-empty', '-m', msg)
try:
self._run_git('push', 'hg::ssh://hg.mozilla.org/try',
'+HEAD:refs/heads/branches/default/tip')
finally:
self._run_git('reset', 'HEAD~')
def _git_find_changed_files(self):
# This finds the files changed on the current branch based on the
# diff of the current branch its merge-base base with other branches.
try:
args = ['git', 'rev-parse', 'HEAD']
current_branch = subprocess.check_output(args).strip()
args = ['git', 'for-each-ref', 'refs/heads', 'refs/remotes',
'--format=%(objectname)']
all_branches = subprocess.check_output(args).splitlines()
other_branches = set(all_branches) - set([current_branch])
args = ['git', 'merge-base', 'HEAD'] + list(other_branches)
base_commit = subprocess.check_output(args).strip()
args = ['git', 'diff', '--name-only', '-z', 'HEAD', base_commit]
return subprocess.check_output(args).strip('\0').split('\0')
except subprocess.CalledProcessError as e:
print('Failed while determining files changed on this branch')
print('Failed whle running: %s' % args)
print(e.output)
sys.exit(1)
def _hg_find_changed_files(self):
hg_args = [
'hg', 'log', '-r',
'::. and not public()',
'--template',
'{join(files, "\n")}\n',
]
try:
return subprocess.check_output(hg_args).splitlines()
except subprocess.CalledProcessError as e:
print('Failed while finding files changed since the last '
'public ancestor')
print('Failed whle running: %s' % hg_args)
print(e.output)
sys.exit(1)
def find_changed_files(self):
"""Finds files changed in a local source tree.
For hg, changes since the last public ancestor of '.' are
considered. For git, changes in the current branch are considered.
"""
if self._use_git:
return self._git_find_changed_files()
return self._hg_find_changed_files()
def push_to_try(self, msg, verbose):
if not self._use_git:
try:
hg_args = ['hg', 'push-to-try', '-m', msg]
subprocess.check_call(hg_args, stderr=subprocess.STDOUT)
except subprocess.CalledProcessError as e:
print('ERROR hg command %s returned %s' % (hg_args, e.returncode))
print('\nmach failed to push to try. There may be a problem '
'with your ssh key, or another issue with your mercurial '
'installation.')
# Check for the presence of the "push-to-try" extension, and
# provide instructions if it can't be found.
try:
subprocess.check_output(['hg', 'showconfig',
'extensions.push-to-try'])
except subprocess.CalledProcessError:
print('\nThe "push-to-try" hg extension is required. It '
'can be installed to Mercurial 3.3 or above by '
'running ./mach mercurial-setup')
sys.exit(1)
else:
try:
which.which('git-cinnabar')
self._git_push_to_try(msg)
except which.WhichError:
print('ERROR git-cinnabar is required to push from git to try with'
'the autotry command.\n\nMore information can by found at '
'https://github.com/glandium/git-cinnabar')
sys.exit(1)
def find_uncommited_changes(self):
if self._use_git:
stat = subprocess.check_output(['git', 'status', '-z'])
return any(len(entry.strip()) and entry.strip()[0] in ('A', 'M', 'D')
for entry in stat.split('\0'))
else:
stat = subprocess.check_output(['hg', 'status'])
return any(len(entry.strip()) and entry.strip()[0] in ('A', 'M', 'R')
for entry in stat.splitlines())
def find_paths_and_tags(self, verbose):
paths, tags = set(), set()
changed_files = self.find_changed_files()
if changed_files:
if verbose:
print("Pushing tests based on modifications to the "
"following files:\n\t%s" % "\n\t".join(changed_files))
from mozbuild.frontend.reader import (
BuildReader,
EmptyConfig,
)
config = EmptyConfig(self.topsrcdir)
reader = BuildReader(config)
files_info = reader.files_info(changed_files)
for path, info in files_info.items():
paths |= info.test_files
tags |= info.test_tags
if verbose:
if paths:
print("Pushing tests based on the following patterns:\n\t%s" %
"\n\t".join(paths))
if tags:
print("Pushing tests based on the following tags:\n\t%s" %
"\n\t".join(tags))
return paths, tags