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-rw-r--r--build/valgrind/mach_commands.py261
1 files changed, 261 insertions, 0 deletions
diff --git a/build/valgrind/mach_commands.py b/build/valgrind/mach_commands.py
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+++ b/build/valgrind/mach_commands.py
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+# 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 json
+import logging
+import os
+import time
+
+import mozinfo
+from mach.decorators import Command, CommandArgument
+from mozbuild.base import BinaryNotFoundException
+from mozbuild.base import MachCommandConditions as conditions
+
+
+def is_valgrind_build(cls):
+ """Must be a build with --enable-valgrind and --disable-jemalloc."""
+ defines = cls.config_environment.defines
+ return "MOZ_VALGRIND" in defines and "MOZ_MEMORY" not in defines
+
+
+@Command(
+ "valgrind-test",
+ category="testing",
+ conditions=[conditions.is_firefox_or_thunderbird, is_valgrind_build],
+ description="Run the Valgrind test job (memory-related errors).",
+)
+@CommandArgument(
+ "--suppressions",
+ default=[],
+ action="append",
+ metavar="FILENAME",
+ help="Specify a suppression file for Valgrind to use. Use "
+ "--suppression multiple times to specify multiple suppression "
+ "files.",
+)
+def valgrind_test(command_context, suppressions):
+ """
+ Run Valgrind tests.
+ """
+
+ from mozfile import TemporaryDirectory
+ from mozhttpd import MozHttpd
+ from mozprofile import FirefoxProfile, Preferences
+ from mozprofile.permissions import ServerLocations
+ from mozrunner import FirefoxRunner
+ from mozrunner.utils import findInPath
+ from six import string_types
+ from valgrind.output_handler import OutputHandler
+
+ build_dir = os.path.join(command_context.topsrcdir, "build")
+
+ # XXX: currently we just use the PGO inputs for Valgrind runs. This may
+ # change in the future.
+ httpd = MozHttpd(docroot=os.path.join(build_dir, "pgo"))
+ httpd.start(block=False)
+
+ with TemporaryDirectory() as profilePath:
+ # TODO: refactor this into mozprofile
+ profile_data_dir = os.path.join(
+ command_context.topsrcdir, "testing", "profiles"
+ )
+ with open(os.path.join(profile_data_dir, "profiles.json"), "r") as fh:
+ base_profiles = json.load(fh)["valgrind"]
+
+ prefpaths = [
+ os.path.join(profile_data_dir, profile, "user.js")
+ for profile in base_profiles
+ ]
+ prefs = {}
+ for path in prefpaths:
+ prefs.update(Preferences.read_prefs(path))
+
+ interpolation = {
+ "server": "%s:%d" % httpd.httpd.server_address,
+ }
+ for k, v in prefs.items():
+ if isinstance(v, string_types):
+ v = v.format(**interpolation)
+ prefs[k] = Preferences.cast(v)
+
+ quitter = os.path.join(
+ command_context.topsrcdir, "tools", "quitter", "quitter@mozilla.org.xpi"
+ )
+
+ locations = ServerLocations()
+ locations.add_host(
+ host="127.0.0.1", port=httpd.httpd.server_port, options="primary"
+ )
+
+ profile = FirefoxProfile(
+ profile=profilePath,
+ preferences=prefs,
+ addons=[quitter],
+ locations=locations,
+ )
+
+ firefox_args = [httpd.get_url()]
+
+ env = os.environ.copy()
+ env["G_SLICE"] = "always-malloc"
+ env["MOZ_CC_RUN_DURING_SHUTDOWN"] = "1"
+ env["MOZ_CRASHREPORTER_NO_REPORT"] = "1"
+ env["MOZ_DISABLE_NONLOCAL_CONNECTIONS"] = "1"
+ env["XPCOM_DEBUG_BREAK"] = "warn"
+
+ outputHandler = OutputHandler(command_context.log)
+ kp_kwargs = {
+ "processOutputLine": [outputHandler],
+ "universal_newlines": True,
+ }
+
+ valgrind = "valgrind"
+ if not os.path.exists(valgrind):
+ valgrind = findInPath(valgrind)
+
+ valgrind_args = [
+ valgrind,
+ "--sym-offsets=yes",
+ "--smc-check=all-non-file",
+ "--vex-iropt-register-updates=allregs-at-mem-access",
+ "--gen-suppressions=all",
+ "--num-callers=36",
+ "--leak-check=full",
+ "--show-possibly-lost=no",
+ "--track-origins=yes",
+ "--trace-children=yes",
+ "--trace-children-skip=*/dbus-launch",
+ "-v", # Enable verbosity to get the list of used suppressions
+ # Avoid excessive delays in the presence of spinlocks.
+ # See bug 1309851.
+ "--fair-sched=yes",
+ # Keep debuginfo after library unmap. See bug 1382280.
+ "--keep-debuginfo=yes",
+ # Reduce noise level on rustc and/or LLVM compiled code.
+ # See bug 1365915
+ "--expensive-definedness-checks=yes",
+ # Compensate for the compiler inlining `new` but not `delete`
+ # or vice versa.
+ "--show-mismatched-frees=no",
+ ]
+
+ for s in suppressions:
+ valgrind_args.append("--suppressions=" + s)
+
+ supps_dir = os.path.join(build_dir, "valgrind")
+ supps_file1 = os.path.join(supps_dir, "cross-architecture.sup")
+ valgrind_args.append("--suppressions=" + supps_file1)
+
+ if mozinfo.os == "linux":
+ machtype = {
+ "x86_64": "x86_64-pc-linux-gnu",
+ "x86": "i386-pc-linux-gnu",
+ }.get(mozinfo.processor)
+ if machtype:
+ supps_file2 = os.path.join(supps_dir, machtype + ".sup")
+ if os.path.isfile(supps_file2):
+ valgrind_args.append("--suppressions=" + supps_file2)
+
+ exitcode = None
+ timeout = 2400
+ binary_not_found_exception = None
+ try:
+ runner = FirefoxRunner(
+ profile=profile,
+ binary=command_context.get_binary_path(),
+ cmdargs=firefox_args,
+ env=env,
+ process_args=kp_kwargs,
+ )
+ start_time = time.monotonic()
+ runner.start(debug_args=valgrind_args)
+ exitcode = runner.wait(timeout=timeout)
+ end_time = time.monotonic()
+ if "MOZ_AUTOMATION" in os.environ:
+ data = {
+ "framework": {"name": "build_metrics"},
+ "suites": [
+ {
+ "name": "valgrind",
+ "value": end_time - start_time,
+ "lowerIsBetter": True,
+ "shouldAlert": False,
+ "subtests": [],
+ }
+ ],
+ }
+ if "TASKCLUSTER_INSTANCE_TYPE" in os.environ:
+ # Include the instance type so results can be grouped.
+ data["suites"][0]["extraOptions"] = [
+ "taskcluster-%s" % os.environ["TASKCLUSTER_INSTANCE_TYPE"],
+ ]
+ command_context.log(
+ logging.INFO,
+ "valgrind-perfherder",
+ {"data": json.dumps(data)},
+ "PERFHERDER_DATA: {data}",
+ )
+ except BinaryNotFoundException as e:
+ binary_not_found_exception = e
+ finally:
+ errs = outputHandler.error_count
+ supps = outputHandler.suppression_count
+ if errs != supps:
+ status = 1 # turns the TBPL job orange
+ command_context.log(
+ logging.ERROR,
+ "valgrind-fail-parsing",
+ {"errs": errs, "supps": supps},
+ "TEST-UNEXPECTED-FAIL | valgrind-test | error parsing: {errs} errors "
+ "seen, but {supps} generated suppressions seen",
+ )
+
+ elif errs == 0:
+ status = 0
+ command_context.log(
+ logging.INFO,
+ "valgrind-pass",
+ {},
+ "TEST-PASS | valgrind-test | valgrind found no errors",
+ )
+ else:
+ status = 1 # turns the TBPL job orange
+ # We've already printed details of the errors.
+
+ if binary_not_found_exception:
+ status = 2 # turns the TBPL job red
+ command_context.log(
+ logging.ERROR,
+ "valgrind-fail-errors",
+ {"error": str(binary_not_found_exception)},
+ "TEST-UNEXPECTED-FAIL | valgrind-test | {error}",
+ )
+ command_context.log(
+ logging.INFO,
+ "valgrind-fail-errors",
+ {"help": binary_not_found_exception.help()},
+ "{help}",
+ )
+ elif exitcode is None:
+ status = 2 # turns the TBPL job red
+ command_context.log(
+ logging.ERROR,
+ "valgrind-fail-timeout",
+ {"timeout": timeout},
+ "TEST-UNEXPECTED-FAIL | valgrind-test | Valgrind timed out "
+ "(reached {timeout} second limit)",
+ )
+ elif exitcode != 0:
+ status = 2 # turns the TBPL job red
+ command_context.log(
+ logging.ERROR,
+ "valgrind-fail-errors",
+ {"exitcode": exitcode},
+ "TEST-UNEXPECTED-FAIL | valgrind-test | non-zero exit code "
+ "from Valgrind: {exitcode}",
+ )
+
+ httpd.stop()
+
+ return status