diff options
Diffstat (limited to 'js/src/devtools/automation/autospider.py')
| -rwxr-xr-x | js/src/devtools/automation/autospider.py | 681 |
1 files changed, 681 insertions, 0 deletions
diff --git a/js/src/devtools/automation/autospider.py b/js/src/devtools/automation/autospider.py new file mode 100755 index 0000000000..d376c2e10c --- /dev/null +++ b/js/src/devtools/automation/autospider.py @@ -0,0 +1,681 @@ +#!/usr/bin/env python3 +# 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 json +import logging +import multiprocessing +import os +import platform +import shlex +import shutil +import subprocess +import sys +from collections import Counter, namedtuple +from logging import info +from os import environ as env +from pathlib import Path +from subprocess import Popen +from threading import Timer + +Dirs = namedtuple("Dirs", ["scripts", "js_src", "source", "fetches"]) + + +def directories(pathmodule, cwd, fixup=lambda s: s): + scripts = pathmodule.join(fixup(cwd), fixup(pathmodule.dirname(__file__))) + js_src = pathmodule.abspath(pathmodule.join(scripts, "..", "..")) + source = pathmodule.abspath(pathmodule.join(js_src, "..", "..")) + mozbuild = pathmodule.abspath( + # os.path.expanduser does not work on Windows. + env.get("MOZBUILD_STATE_PATH") + or pathmodule.join(Path.home(), ".mozbuild") + ) + fetches = pathmodule.abspath(env.get("MOZ_FETCHES_DIR", mozbuild)) + return Dirs(scripts, js_src, source, fetches) + + +def quote(s): + # shlex quotes for the purpose of passing to the native shell, which is cmd + # on Windows, and therefore will not replace backslashed paths with forward + # slashes. When such a path is passed to sh, the backslashes will be + # interpreted as escape sequences. + return shlex.quote(s).replace("\\", "/") + + +# Some scripts will be called with sh, which cannot use backslashed +# paths. So for direct subprocess.* invocation, use normal paths from +# DIR, but when running under the shell, use POSIX style paths. +DIR = directories(os.path, os.getcwd()) + +AUTOMATION = env.get("AUTOMATION", False) + +parser = argparse.ArgumentParser(description="Run a spidermonkey shell build job") +parser.add_argument( + "--verbose", + action="store_true", + default=AUTOMATION, + help="display additional logging info", +) +parser.add_argument( + "--dep", action="store_true", help="do not clobber the objdir before building" +) +parser.add_argument( + "--keep", + action="store_true", + help="do not delete the sanitizer output directory (for testing)", +) +parser.add_argument( + "--platform", + "-p", + type=str, + metavar="PLATFORM", + default="", + help='build platform, including a suffix ("-debug" or "") used ' + 'by buildbot to override the variant\'s "debug" setting. The platform can be ' + "used to specify 32 vs 64 bits.", +) +parser.add_argument( + "--timeout", + "-t", + type=int, + metavar="TIMEOUT", + default=12600, + help="kill job after TIMEOUT seconds", +) +parser.add_argument( + "--objdir", + type=str, + metavar="DIR", + # The real default must be set later so that OBJDIR can be + # relative to the srcdir. + default=env.get("OBJDIR"), + help="object directory", +) +group = parser.add_mutually_exclusive_group() +group.add_argument( + "--optimize", + action="store_true", + help="generate an optimized build. Overrides variant setting.", +) +group.add_argument( + "--no-optimize", + action="store_false", + dest="optimize", + help="generate a non-optimized build. Overrides variant setting.", +) +group.set_defaults(optimize=None) +group = parser.add_mutually_exclusive_group() +group.add_argument( + "--debug", + action="store_true", + help="generate a debug build. Overrides variant setting.", +) +group.add_argument( + "--no-debug", + action="store_false", + dest="debug", + help="generate a non-debug build. Overrides variant setting.", +) +group.set_defaults(debug=None) +group = parser.add_mutually_exclusive_group() +group.add_argument( + "--jemalloc", + action="store_true", + dest="jemalloc", + help="use mozilla's jemalloc instead of the default allocator", +) +group.add_argument( + "--no-jemalloc", + action="store_false", + dest="jemalloc", + help="use the default allocator instead of mozilla's jemalloc", +) +group.set_defaults(jemalloc=None) +parser.add_argument( + "--run-tests", + "--tests", + type=str, + metavar="TESTSUITE", + default="", + help="comma-separated set of test suites to add to the variant's default set", +) +parser.add_argument( + "--skip-tests", + "--skip", + type=str, + metavar="TESTSUITE", + default="", + help="comma-separated set of test suites to remove from the variant's default " + "set", +) +parser.add_argument( + "--build-only", + "--build", + dest="skip_tests", + action="store_const", + const="all", + help="only do a build, do not run any tests", +) +parser.add_argument( + "--nobuild", + action="store_true", + help="Do not do a build. Rerun tests on existing build.", +) +parser.add_argument( + "variant", type=str, help="type of job requested, see variants/ subdir" +) +args = parser.parse_args() + +logging.basicConfig(level=logging.INFO, format="%(message)s") + +env["CPP_UNIT_TESTS_DIR_JS_SRC"] = DIR.js_src +if AUTOMATION and platform.system() == "Windows": + # build/win{32,64}/mozconfig.vs-latest uses TOOLTOOL_DIR to set VSPATH. + env["TOOLTOOL_DIR"] = DIR.fetches + +OBJDIR = args.objdir or os.path.join(DIR.source, "obj-spider") +OBJDIR = os.path.abspath(OBJDIR) +OUTDIR = os.path.join(OBJDIR, "out") +MAKE = env.get("MAKE", "make") +PYTHON = sys.executable + +for d in DIR._fields: + info("DIR.{name} = {dir}".format(name=d, dir=getattr(DIR, d))) + + +def ensure_dir_exists( + name, clobber=True, creation_marker_filename="CREATED-BY-AUTOSPIDER" +): + if creation_marker_filename is None: + marker = None + else: + marker = os.path.join(name, creation_marker_filename) + if clobber: + if ( + not AUTOMATION + and marker + and os.path.exists(name) + and not os.path.exists(marker) + ): + raise Exception( + "Refusing to delete objdir %s because it was not created by autospider" + % name + ) + shutil.rmtree(name, ignore_errors=True) + try: + os.mkdir(name) + if marker: + open(marker, "a").close() + except OSError: + if clobber: + raise + + +with open(os.path.join(DIR.scripts, "variants", args.variant)) as fh: + variant = json.load(fh) + +if args.variant == "nonunified": + # Rewrite js/src/**/moz.build to replace UNIFIED_SOURCES to SOURCES. + # Note that this modifies the current checkout. + for dirpath, dirnames, filenames in os.walk(DIR.js_src): + if "moz.build" in filenames: + in_place = ["-i"] + if platform.system() == "Darwin": + in_place.append("") + subprocess.check_call( + ["sed"] + + in_place + + ["s/UNIFIED_SOURCES/SOURCES/", os.path.join(dirpath, "moz.build")] + ) + +CONFIGURE_ARGS = variant["configure-args"] + +compiler = variant.get("compiler") +if compiler != "gcc" and "clang-plugin" not in CONFIGURE_ARGS: + CONFIGURE_ARGS += " --enable-clang-plugin" + +if compiler == "gcc": + if AUTOMATION: + fetches = env["MOZ_FETCHES_DIR"] + env["CC"] = os.path.join(fetches, "gcc", "bin", "gcc") + env["CXX"] = os.path.join(fetches, "gcc", "bin", "g++") + else: + env["CC"] = "gcc" + env["CXX"] = "g++" + +opt = args.optimize +if opt is None: + opt = variant.get("optimize") +if opt is not None: + CONFIGURE_ARGS += " --enable-optimize" if opt else " --disable-optimize" + +opt = args.debug +if opt is None: + opt = variant.get("debug") +if opt is not None: + CONFIGURE_ARGS += " --enable-debug" if opt else " --disable-debug" + +opt = args.jemalloc +if opt is not None: + CONFIGURE_ARGS += " --enable-jemalloc" if opt else " --disable-jemalloc" + +# By default, we build with NSPR, even if not specified. But we actively allow +# builds to disable NSPR. +opt = variant.get("nspr") +if opt is None or opt: + CONFIGURE_ARGS += " --enable-nspr-build" + +# Some of the variants request a particular word size (eg ARM simulators). +word_bits = variant.get("bits") + +# On Linux and Windows, we build 32- and 64-bit versions on a 64 bit +# host, so the caller has to specify what is desired. +if word_bits is None and args.platform: + platform_arch = args.platform.split("-")[0] + if platform_arch in ("win32", "linux"): + word_bits = 32 + elif platform_arch in ("win64", "linux64"): + word_bits = 64 + +# Fall back to the word size of the host. +if word_bits is None: + word_bits = 64 if platform.architecture()[0] == "64bit" else 32 + +# Need a platform name to use as a key in variant files. +if args.platform: + variant_platform = args.platform.split("-")[0] +elif platform.system() == "Windows": + variant_platform = "win64" if word_bits == 64 else "win32" +elif platform.system() == "Linux": + variant_platform = "linux64" if word_bits == 64 else "linux" +elif platform.system() == "Darwin": + variant_platform = "macosx64" +else: + variant_platform = "other" + +env["LD_LIBRARY_PATH"] = ":".join( + d + for d in [ + # for libnspr etc. + os.path.join(OBJDIR, "dist", "bin"), + # existing search path, if any + env.get("LD_LIBRARY_PATH"), + ] + if d is not None +) + +os.environ["SOURCE"] = DIR.source +if platform.system() == "Windows": + MAKE = env.get("MAKE", "mozmake") + +# Configure flags, based on word length and cross-compilation +if word_bits == 32: + if platform.system() == "Windows": + CONFIGURE_ARGS += " --target=i686-pc-mingw32" + elif platform.system() == "Linux": + if not platform.machine().startswith("arm"): + CONFIGURE_ARGS += " --target=i686-pc-linux" + + # Add SSE2 support for x86/x64 architectures. + if not platform.machine().startswith("arm"): + if platform.system() == "Windows": + sse_flags = "-arch:SSE2" + else: + sse_flags = "-msse -msse2 -mfpmath=sse" + env["CCFLAGS"] = "{0} {1}".format(env.get("CCFLAGS", ""), sse_flags) + env["CXXFLAGS"] = "{0} {1}".format(env.get("CXXFLAGS", ""), sse_flags) +else: + if platform.system() == "Windows": + CONFIGURE_ARGS += " --target=x86_64-pc-mingw32" + +if platform.system() == "Linux" and AUTOMATION: + CONFIGURE_ARGS = "--enable-stdcxx-compat " + CONFIGURE_ARGS + +# Timeouts. +ACTIVE_PROCESSES = set() + + +def killall(): + for proc in ACTIVE_PROCESSES: + proc.kill() + ACTIVE_PROCESSES.clear() + + +timer = Timer(args.timeout, killall) +timer.daemon = True +timer.start() + +ensure_dir_exists(OBJDIR, clobber=not args.dep and not args.nobuild) +ensure_dir_exists(OUTDIR, clobber=not args.keep) + +# Any jobs that wish to produce additional output can save them into the upload +# directory if there is such a thing, falling back to OBJDIR. +env.setdefault("MOZ_UPLOAD_DIR", OBJDIR) +ensure_dir_exists(env["MOZ_UPLOAD_DIR"], clobber=False, creation_marker_filename=None) +info("MOZ_UPLOAD_DIR = {}".format(env["MOZ_UPLOAD_DIR"])) + + +def run_command(command, check=False, **kwargs): + kwargs.setdefault("cwd", OBJDIR) + info("in directory {}, running {}".format(kwargs["cwd"], command)) + if platform.system() == "Windows": + # Windows will use cmd for the shell, which causes all sorts of + # problems. Use sh instead, quoting appropriately. (Use sh in all + # cases, not just when shell=True, because we want to be able to use + # paths that sh understands and cmd does not.) + if not isinstance(command, list): + if kwargs.get("shell"): + command = shlex.split(command) + else: + command = [command] + + command = " ".join(quote(c) for c in command) + command = ["sh", "-c", command] + kwargs["shell"] = False + proc = Popen(command, **kwargs) + ACTIVE_PROCESSES.add(proc) + stdout, stderr = None, None + try: + stdout, stderr = proc.communicate() + finally: + ACTIVE_PROCESSES.discard(proc) + status = proc.wait() + if check and status != 0: + raise subprocess.CalledProcessError(status, command, output=stderr) + return stdout, stderr, status + + +# Replacement strings in environment variables. +REPLACEMENTS = { + "DIR": DIR.scripts, + "MOZ_FETCHES_DIR": DIR.fetches, + "MOZ_UPLOAD_DIR": env["MOZ_UPLOAD_DIR"], + "OUTDIR": OUTDIR, +} + +# Add in environment variable settings for this variant. Normally used to +# modify the flags passed to the shell or to set the GC zeal mode. +for k, v in variant.get("env", {}).items(): + env[k] = v.format(**REPLACEMENTS) + +if AUTOMATION: + # Currently only supported on linux64. + if platform.system() == "Linux" and word_bits == 64: + use_minidump = variant.get("use_minidump", True) + else: + use_minidump = False +else: + use_minidump = False + + +def resolve_path(dirs, *components): + if None in components: + return None + for dir in dirs: + path = os.path.join(dir, *components) + if os.path.exists(path): + return path + + +if use_minidump: + env.setdefault("MINIDUMP_SAVE_PATH", env["MOZ_UPLOAD_DIR"]) + + injector_basename = { + "Linux": "libbreakpadinjector.so", + "Darwin": "breakpadinjector.dylib", + }.get(platform.system()) + + injector_lib = resolve_path((DIR.fetches,), "injector", injector_basename) + stackwalk = resolve_path((DIR.fetches,), "minidump-stackwalk", "minidump-stackwalk") + if stackwalk is not None: + env.setdefault("MINIDUMP_STACKWALK", stackwalk) + dump_syms = resolve_path((DIR.fetches,), "dump_syms", "dump_syms") + if dump_syms is not None: + env.setdefault("DUMP_SYMS", dump_syms) + + if injector_lib is None: + use_minidump = False + + info("use_minidump is {}".format(use_minidump)) + info(" MINIDUMP_SAVE_PATH={}".format(env["MINIDUMP_SAVE_PATH"])) + info(" injector lib is {}".format(injector_lib)) + info(" MINIDUMP_STACKWALK={}".format(env.get("MINIDUMP_STACKWALK"))) + + +mozconfig = os.path.join(DIR.source, "mozconfig.autospider") +CONFIGURE_ARGS += " --prefix={OBJDIR}/dist".format(OBJDIR=quote(OBJDIR)) + +# Generate a mozconfig. +with open(mozconfig, "wt") as fh: + if AUTOMATION and platform.system() == "Windows": + fh.write('. "$topsrcdir/build/%s/mozconfig.vs-latest"\n' % variant_platform) + fh.write("ac_add_options --enable-project=js\n") + fh.write("ac_add_options " + CONFIGURE_ARGS + "\n") + fh.write("mk_add_options MOZ_OBJDIR=" + quote(OBJDIR) + "\n") + +env["MOZCONFIG"] = mozconfig + +mach = os.path.join(DIR.source, "mach") + +if not args.nobuild: + # Do the build + run_command([sys.executable, mach, "build"], check=True) + + if use_minidump: + # Convert symbols to breakpad format. + cmd_env = env.copy() + cmd_env["MOZ_SOURCE_REPO"] = "file://" + DIR.source + cmd_env["RUSTC_COMMIT"] = "0" + cmd_env["MOZ_CRASHREPORTER"] = "1" + cmd_env["MOZ_AUTOMATION_BUILD_SYMBOLS"] = "1" + run_command( + [ + sys.executable, + mach, + "build", + "recurse_syms", + ], + check=True, + env=cmd_env, + ) + +COMMAND_PREFIX = [] +# On Linux, disable ASLR to make shell builds a bit more reproducible. +# Bug 1795718 - Disable in automation for now as call to setarch requires extra +# docker privileges. +if not AUTOMATION and subprocess.call("type setarch >/dev/null 2>&1", shell=True) == 0: + COMMAND_PREFIX.extend(["setarch", platform.machine(), "-R"]) + + +def run_test_command(command, **kwargs): + _, _, status = run_command(COMMAND_PREFIX + command, check=False, **kwargs) + return status + + +default_test_suites = frozenset(["jstests", "jittest", "jsapitests", "checks"]) +nondefault_test_suites = frozenset(["gdb"]) +all_test_suites = default_test_suites | nondefault_test_suites + +test_suites = set(default_test_suites) + + +def normalize_tests(tests): + if "all" in tests: + return default_test_suites + return tests + + +# Override environment variant settings conditionally. +for k, v in variant.get("conditional-env", {}).get(variant_platform, {}).items(): + env[k] = v.format(**REPLACEMENTS) + +# Skip any tests that are not run on this platform (or the 'all' platform). +test_suites -= set( + normalize_tests(variant.get("skip-tests", {}).get(variant_platform, [])) +) +test_suites -= set(normalize_tests(variant.get("skip-tests", {}).get("all", []))) + +# Add in additional tests for this platform (or the 'all' platform). +test_suites |= set( + normalize_tests(variant.get("extra-tests", {}).get(variant_platform, [])) +) +test_suites |= set(normalize_tests(variant.get("extra-tests", {}).get("all", []))) + +# Now adjust the variant's default test list with command-line arguments. +test_suites |= set(normalize_tests(args.run_tests.split(","))) +test_suites -= set(normalize_tests(args.skip_tests.split(","))) +if "all" in args.skip_tests.split(","): + test_suites = [] + +# Bug 1391877 - Windows test runs are getting mysterious timeouts when run +# through taskcluster, but only when running multiple jit-test jobs in +# parallel. Work around them for now. +if platform.system() == "Windows": + env["JITTEST_EXTRA_ARGS"] = "-j1 " + env.get("JITTEST_EXTRA_ARGS", "") + +# Bug 1557130 - Atomics tests can create many additional threads which can +# lead to resource exhaustion, resulting in intermittent failures. This was +# only seen on beefy machines (> 32 cores), so limit the number of parallel +# workers for now. +if platform.system() == "Windows": + worker_count = min(multiprocessing.cpu_count(), 16) + env["JSTESTS_EXTRA_ARGS"] = "-j{} ".format(worker_count) + env.get( + "JSTESTS_EXTRA_ARGS", "" + ) + +if use_minidump: + # Set up later js invocations to run with the breakpad injector loaded. + # Originally, I intended for this to be used with LD_PRELOAD, but when + # cross-compiling from 64- to 32-bit, that will fail and produce stderr + # output when running any 64-bit commands, which breaks eg mozconfig + # processing. So use the --dll command line mechanism universally. + for v in ("JSTESTS_EXTRA_ARGS", "JITTEST_EXTRA_ARGS"): + env[v] = "--args='--dll %s' %s" % (injector_lib, env.get(v, "")) + +# Always run all enabled tests, even if earlier ones failed. But return the +# first failed status. +results = [("(make-nonempty)", 0)] + +if "checks" in test_suites: + results.append(("make check", run_test_command([MAKE, "check"]))) + +if "jittest" in test_suites: + results.append(("make check-jit-test", run_test_command([MAKE, "check-jit-test"]))) +if "jsapitests" in test_suites: + jsapi_test_binary = os.path.join(OBJDIR, "dist", "bin", "jsapi-tests") + test_env = env.copy() + test_env["TOPSRCDIR"] = DIR.source + if use_minidump and platform.system() == "Linux": + test_env["LD_PRELOAD"] = injector_lib + st = run_test_command([jsapi_test_binary], env=test_env) + if st < 0: + print("PROCESS-CRASH | jsapi-tests | application crashed") + print("Return code: {}".format(st)) + results.append(("jsapi-tests", st)) +if "jstests" in test_suites: + results.append(("jstests", run_test_command([MAKE, "check-jstests"]))) +if "gdb" in test_suites: + test_script = os.path.join(DIR.js_src, "gdb", "run-tests.py") + auto_args = ["-s", "-o", "--no-progress"] if AUTOMATION else [] + extra_args = env.get("GDBTEST_EXTRA_ARGS", "").split(" ") + results.append( + ( + "gdb", + run_test_command([PYTHON, test_script, *auto_args, *extra_args, OBJDIR]), + ) + ) + +# FIXME bug 1291449: This would be unnecessary if we could run msan with -mllvm +# -msan-keep-going, but in clang 3.8 it causes a hang during compilation. +if variant.get("ignore-test-failures"): + logging.warning("Ignoring test results %s" % (results,)) + results = [("ignored", 0)] + +if args.variant == "msan": + files = filter(lambda f: f.startswith("sanitize_log."), os.listdir(OUTDIR)) + fullfiles = [os.path.join(OUTDIR, f) for f in files] + + # Summarize results + sites = Counter() + errors = Counter() + for filename in fullfiles: + with open(os.path.join(OUTDIR, filename), "rb") as fh: + for line in fh: + m = re.match( + r"^SUMMARY: \w+Sanitizer: (?:data race|use-of-uninitialized-value) (.*)", # NOQA: E501 + line.strip(), + ) + if m: + # Some reports include file:line:column, some just + # file:line. Just in case it's nondeterministic, we will + # canonicalize to just the line number. + site = re.sub(r"^(\S+?:\d+)(:\d+)* ", r"\1 ", m.group(1)) + sites[site] += 1 + + # Write a summary file and display it to stdout. + summary_filename = os.path.join( + env["MOZ_UPLOAD_DIR"], "%s_summary.txt" % args.variant + ) + with open(summary_filename, "wb") as outfh: + for location, count in sites.most_common(): + print >> outfh, "%d %s" % (count, location) + print(open(summary_filename, "rb").read()) + + if "max-errors" in variant: + max_allowed = variant["max-errors"] + print("Found %d errors out of %d allowed" % (len(sites), max_allowed)) + if len(sites) > max_allowed: + results.append(("too many msan errors", 1)) + + # Gather individual results into a tarball. Note that these are + # distinguished only by pid of the JS process running within each test, so + # given the 16-bit limitation of pids, it's totally possible that some of + # these files will be lost due to being overwritten. + command = [ + "tar", + "-C", + OUTDIR, + "-zcf", + os.path.join(env["MOZ_UPLOAD_DIR"], "%s.tar.gz" % args.variant), + ] + command += files + subprocess.call(command) + +# Upload dist/bin/js as js.wasm for the WASI build. +if args.variant == "wasi": + command = [ + "cp", + os.path.join(OBJDIR, "dist/bin/js"), + os.path.join(env["MOZ_UPLOAD_DIR"], "js.wasm"), + ] + subprocess.call(command) + +# Generate stacks from minidumps. +if use_minidump: + venv_python = os.path.join(OBJDIR, "_virtualenvs", "build", "bin", "python3") + run_command( + [ + venv_python, + os.path.join(DIR.source, "testing/mozbase/mozcrash/mozcrash/mozcrash.py"), + os.getenv("TMPDIR", "/tmp"), + os.path.join(OBJDIR, "dist/crashreporter-symbols"), + ] + ) + +for name, st in results: + print("exit status %d for '%s'" % (st, name)) + +# Pick the "worst" exit status. SIGSEGV might give a status of -11, so use the +# maximum absolute value instead of just the maximum. +exit_status = max((st for _, st in results), key=abs) + +# The exit status on Windows can be something like 2147483651 (0x80000003), +# which will be converted to status zero in the caller. Mask off the high bits, +# but if the result is zero then fall back to returning 1. +if exit_status & 0xFF: + sys.exit(exit_status & 0xFF) +else: + sys.exit(1 if exit_status else 0) |