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      1 # Copyright 2012 the V8 project authors. All rights reserved.
      2 # Redistribution and use in source and binary forms, with or without
      3 # modification, are permitted provided that the following conditions are
      4 # met:
      5 #
      6 #     * Redistributions of source code must retain the above copyright
      7 #       notice, this list of conditions and the following disclaimer.
      8 #     * Redistributions in binary form must reproduce the above
      9 #       copyright notice, this list of conditions and the following
     10 #       disclaimer in the documentation and/or other materials provided
     11 #       with the distribution.
     12 #     * Neither the name of Google Inc. nor the names of its
     13 #       contributors may be used to endorse or promote products derived
     14 #       from this software without specific prior written permission.
     15 #
     16 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     19 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     20 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     21 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 
     28 
     29 import multiprocessing
     30 import os
     31 import Queue
     32 import threading
     33 import time
     34 
     35 from ..local import execution
     36 from ..local import progress
     37 from ..local import testsuite
     38 from ..local import utils
     39 from ..server import compression
     40 
     41 
     42 class EndpointProgress(progress.ProgressIndicator):
     43   def __init__(self, sock, server, ctx):
     44     super(EndpointProgress, self).__init__()
     45     self.sock = sock
     46     self.server = server
     47     self.context = ctx
     48     self.results_queue = []  # Accessors must synchronize themselves.
     49     self.sender_lock = threading.Lock()
     50     self.senderthread = threading.Thread(target=self._SenderThread)
     51     self.senderthread.start()
     52 
     53   def HasRun(self, test, has_unexpected_output):
     54     # The runners that call this have a lock anyway, so this is safe.
     55     self.results_queue.append(test)
     56 
     57   def _SenderThread(self):
     58     keep_running = True
     59     tests = []
     60     self.sender_lock.acquire()
     61     while keep_running:
     62       time.sleep(0.1)
     63       # This should be "atomic enough" without locking :-)
     64       # (We don't care which list any new elements get appended to, as long
     65       # as we don't lose any and the last one comes last.)
     66       current = self.results_queue
     67       self.results_queue = []
     68       for c in current:
     69         if c is None:
     70           keep_running = False
     71         else:
     72           tests.append(c)
     73       if keep_running and len(tests) < 1:
     74         continue  # Wait for more results.
     75       if len(tests) < 1: break  # We're done here.
     76       result = []
     77       for t in tests:
     78         result.append(t.PackResult())
     79       try:
     80         compression.Send(result, self.sock)
     81       except:
     82         self.runner.terminate = True
     83       for t in tests:
     84         self.server.CompareOwnPerf(t, self.context.arch, self.context.mode)
     85       tests = []
     86     self.sender_lock.release()
     87 
     88 
     89 def Execute(workspace, ctx, tests, sock, server):
     90   suite_paths = utils.GetSuitePaths(os.path.join(workspace, "test"))
     91   suites = []
     92   for root in suite_paths:
     93     suite = testsuite.TestSuite.LoadTestSuite(
     94         os.path.join(workspace, "test", root))
     95     if suite:
     96       suites.append(suite)
     97 
     98   suites_dict = {}
     99   for s in suites:
    100     suites_dict[s.name] = s
    101     s.tests = []
    102   for t in tests:
    103     suite = suites_dict[t.suite]
    104     t.suite = suite
    105     suite.tests.append(t)
    106 
    107   suites = [ s for s in suites if len(s.tests) > 0 ]
    108   for s in suites:
    109     s.DownloadData()
    110 
    111   progress_indicator = EndpointProgress(sock, server, ctx)
    112   runner = execution.Runner(suites, progress_indicator, ctx)
    113   try:
    114     runner.Run(server.jobs)
    115   except IOError, e:
    116     if e.errno == 2:
    117       message = ("File not found: %s, maybe you forgot to 'git add' it?" %
    118                  e.filename)
    119     else:
    120       message = "%s" % e
    121     compression.Send([[-1, message]], sock)
    122   progress_indicator.HasRun(None, None)  # Sentinel to signal the end.
    123   progress_indicator.sender_lock.acquire()  # Released when sending is done.
    124   progress_indicator.sender_lock.release()
    125