+# Copyright (c) 2020 ARM Limited
+# All rights reserved.
+#
+# The license below extends only to copyright in the software and shall
+# not be construed as granting a license to any other intellectual
+# property including but not limited to intellectual property relating
+# to a hardware implementation of the functionality of the software
+# licensed hereunder. You may use the software subject to the license
+# terms below provided that you ensure that this notice is replicated
+# unmodified and in its entirety in all distributions of the software,
+# modified or unmodified, in source code or in binary form.
+#
# Copyright (c) 2017 Mark D. Hill and David A. Wood
# All rights reserved.
#
import testlib.helper as helper
import testlib.state as state
import testlib.log as log
-import testlib.sandbox as sandbox
from testlib.state import Status, Result
from testlib.fixture import SkipException
class TestRunner(RunnerPattern):
def test(self):
- self.sandbox_test()
+ test_params = TestParameters(
+ self.testable,
+ self.testable.parent_suite)
- def sandbox_test(self):
try:
- sandbox.Sandbox(TestParameters(
- self.testable,
- self.testable.parent_suite))
- except sandbox.SubprocessException:
+ # Running the test
+ test_params.test.test(test_params)
+ except Exception:
self.testable.result = Result(Result.Failed,
traceback.format_exc())
else:
+++ /dev/null
-# Copyright (c) 2017 Mark D. Hill and David A. Wood
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met: redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer;
-# redistributions in binary form must reproduce the above copyright
-# notice, this list of conditions and the following disclaimer in the
-# documentation and/or other materials provided with the distribution;
-# neither the name of the copyright holders nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-#
-# Authors: Sean Wilson
-
-import multiprocessing
-import pdb
-import os
-import sys
-import threading
-import traceback
-
-import testlib.log as log
-
-pdb._Pdb = pdb.Pdb
-class ForkedPdb(pdb._Pdb):
- '''
- A Pdb subclass that may be used from a forked multiprocessing child
- '''
- io_manager = None
- def interaction(self, *args, **kwargs):
- _stdin = sys.stdin
- self.io_manager.restore_pipes()
- try:
- sys.stdin = open('/dev/stdin')
- pdb._Pdb.interaction(self, *args, **kwargs)
- finally:
- sys.stdin = _stdin
- self.io_manager.replace_pipes()
-
-
-#TODO Refactor duplicate stdout, stderr logic
-class IoManager(object):
- def __init__(self, test, suite):
- self.test = test
- self.suite = suite
- self.log = log.test_log
- self._init_pipes()
-
- def _init_pipes(self):
- self.stdout_rp, self.stdout_wp = os.pipe()
- self.stderr_rp, self.stderr_wp = os.pipe()
-
- def close_parent_pipes(self):
- os.close(self.stdout_wp)
- os.close(self.stderr_wp)
-
- def setup(self):
- self.replace_pipes()
- self.fixup_pdb()
-
- def fixup_pdb(self):
- ForkedPdb.io_manager = self
- pdb.Pdb = ForkedPdb
-
- def replace_pipes(self):
- self.old_stderr = os.dup(sys.stderr.fileno())
- self.old_stdout = os.dup(sys.stdout.fileno())
-
- os.dup2(self.stderr_wp, sys.stderr.fileno())
- sys.stderr = os.fdopen(self.stderr_wp, 'w')
- os.dup2(self.stdout_wp, sys.stdout.fileno())
- sys.stdout = os.fdopen(self.stdout_wp, 'w')
-
- def restore_pipes(self):
- self.stderr_wp = os.dup(sys.stderr.fileno())
- self.stdout_wp = os.dup(sys.stdout.fileno())
-
- os.dup2(self.old_stderr, sys.stderr.fileno())
- sys.stderr = open(self.old_stderr, 'w')
- os.dup2(self.old_stdout, sys.stdout.fileno())
- sys.stdout = open(self.old_stdout, 'w')
-
- def start_loggers(self):
- self.log_ouput()
-
- def log_ouput(self):
- def _log_output(pipe, log_callback):
- with os.fdopen(pipe, 'r') as pipe:
- # Read iteractively, don't allow input to fill the pipe.
- for line in iter(pipe.readline, ''):
- log_callback(line)
-
- # Don't keep a backpointer to self in the thread.
- log = self.log
- test = self.test
- suite = self.suite
-
- self.stdout_thread = threading.Thread(
- target=_log_output,
- args=(self.stdout_rp,
- lambda buf: log.test_stdout(test, suite, buf))
- )
- self.stderr_thread = threading.Thread(
- target=_log_output,
- args=(self.stderr_rp,
- lambda buf: log.test_stderr(test, suite, buf))
- )
-
- # Daemon + Join to not lock up main thread if something breaks
- # but provide consistent execution if nothing goes wrong.
- self.stdout_thread.daemon = True
- self.stderr_thread.daemon = True
- self.stdout_thread.start()
- self.stderr_thread.start()
-
- def join_loggers(self):
- self.stdout_thread.join()
- self.stderr_thread.join()
-
-
-class SubprocessException(Exception):
- def __init__(self, trace):
- super(SubprocessException, self).__init__(trace)
-
-class ExceptionProcess(multiprocessing.Process):
- class Status(object):
- def __init__(self, exitcode, exception_tuple):
- self.exitcode = exitcode
- if exception_tuple is not None:
- self.trace = exception_tuple[0]
- else:
- self.trace = None
-
- def __init__(self, *args, **kwargs):
- multiprocessing.Process.__init__(self, *args, **kwargs)
- self._pconn, self._cconn = multiprocessing.Pipe()
- self._exception = None
-
- def run(self):
- try:
- super(ExceptionProcess, self).run()
- self._cconn.send(None)
- except Exception:
- tb = traceback.format_exc()
- self._cconn.send((tb, ))
- raise
-
- @property
- def status(self):
- if self._pconn.poll():
- self._exception = self._pconn.recv()
-
- return self.Status(self.exitcode, self._exception)
-
-
-class Sandbox(object):
- def __init__(self, test_parameters):
-
- self.params = test_parameters
- self.io_manager = IoManager(self.params.test, self.params.suite)
-
- self.p = ExceptionProcess(target=self.entrypoint)
- # Daemon + Join to not lock up main thread if something breaks
- self.p.daemon = True
- self.io_manager.start_loggers()
- self.p.start()
- self.io_manager.close_parent_pipes()
- self.p.join()
- self.io_manager.join_loggers()
-
- status = self.p.status
- if status.exitcode:
- raise SubprocessException(status.trace)
-
- def entrypoint(self):
- self.io_manager.setup()
- self.params.test.test(self.params)
projects / gem5.git / commitdiff