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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 os | |
| 30 import socket | |
| 31 import subprocess | |
| 32 import threading | |
| 33 import time | |
| 34 | |
| 35 from . import distro | |
| 36 from . import perfdata | |
| 37 from ..local import execution | |
| 38 from ..objects import peer | |
| 39 from ..objects import workpacket | |
| 40 from ..server import compression | |
| 41 from ..server import constants | |
| 42 from ..server import local_handler | |
| 43 from ..server import signatures | |
| 44 | |
| 45 | |
| 46 def GetPeers(): | |
| 47 data = local_handler.LocalQuery([constants.REQUEST_PEERS]) | |
| 48 if not data: return [] | |
| 49 return [ peer.Peer.Unpack(p) for p in data ] | |
| 50 | |
| 51 | |
| 52 class NetworkedRunner(execution.Runner): | |
| 53 def __init__(self, suites, progress_indicator, context, peers, workspace): | |
| 54 self.suites = suites | |
| 55 num_tests = 0 | |
| 56 datapath = os.path.join("out", "testrunner_data") | |
| 57 self.perf_data_manager = perfdata.PerfDataManager(datapath) | |
| 58 self.perfdata = self.perf_data_manager.GetStore(context.arch, context.mode) | |
| 59 for s in suites: | |
| 60 for t in s.tests: | |
| 61 t.duration = self.perfdata.FetchPerfData(t) or 1.0 | |
| 62 num_tests += len(s.tests) | |
| 63 self._CommonInit(num_tests, progress_indicator, context) | |
| 64 self.tests = [] # Only used if we need to fall back to local execution. | |
| 65 self.tests_lock = threading.Lock() | |
| 66 self.peers = peers | |
| 67 self.pubkey_fingerprint = None # Fetched later. | |
| 68 self.base_rev = subprocess.check_output( | |
| 69 "cd %s; git log -1 --format=%%H --grep=git-svn-id" % workspace, | |
| 70 shell=True).strip() | |
| 71 self.base_svn_rev = subprocess.check_output( | |
| 72 "cd %s; git log -1 %s" # Get commit description. | |
| 73 " | grep -e '^\s*git-svn-id:'" # Extract "git-svn-id" line. | |
| 74 " | awk '{print $2}'" # Extract "repository@revision" part. | |
| 75 " | sed -e 's/.*@//'" % # Strip away "repository@". | |
| 76 (workspace, self.base_rev), shell=True).strip() | |
| 77 self.patch = subprocess.check_output( | |
| 78 "cd %s; git diff %s" % (workspace, self.base_rev), shell=True) | |
| 79 self.binaries = {} | |
| 80 self.initialization_lock = threading.Lock() | |
| 81 self.initialization_lock.acquire() # Released when init is done. | |
| 82 self._OpenLocalConnection() | |
| 83 self.local_receiver_thread = threading.Thread( | |
| 84 target=self._ListenLocalConnection) | |
| 85 self.local_receiver_thread.daemon = True | |
| 86 self.local_receiver_thread.start() | |
| 87 self.initialization_lock.acquire() | |
| 88 self.initialization_lock.release() | |
| 89 | |
| 90 def _OpenLocalConnection(self): | |
| 91 self.local_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
| 92 code = self.local_socket.connect_ex(("localhost", constants.CLIENT_PORT)) | |
| 93 if code != 0: | |
| 94 raise RuntimeError("Failed to connect to local server") | |
| 95 compression.Send([constants.REQUEST_PUBKEY_FINGERPRINT], self.local_socket) | |
| 96 | |
| 97 def _ListenLocalConnection(self): | |
| 98 release_lock_countdown = 1 # Pubkey. | |
| 99 self.local_receiver = compression.Receiver(self.local_socket) | |
| 100 while not self.local_receiver.IsDone(): | |
| 101 data = self.local_receiver.Current() | |
| 102 if data[0] == constants.REQUEST_PUBKEY_FINGERPRINT: | |
| 103 pubkey = data[1] | |
| 104 if not pubkey: raise RuntimeError("Received empty public key") | |
| 105 self.pubkey_fingerprint = pubkey | |
| 106 release_lock_countdown -= 1 | |
| 107 if release_lock_countdown == 0: | |
| 108 self.initialization_lock.release() | |
| 109 release_lock_countdown -= 1 # Prevent repeated triggering. | |
| 110 self.local_receiver.Advance() | |
| 111 | |
| 112 def Run(self, jobs): | |
| 113 self.indicator.Starting() | |
| 114 need_libv8 = False | |
| 115 for s in self.suites: | |
| 116 shell = s.shell() | |
| 117 if shell not in self.binaries: | |
| 118 path = os.path.join(self.context.shell_dir, shell) | |
| 119 # Check if this is a shared library build. | |
| 120 try: | |
| 121 ldd = subprocess.check_output("ldd %s | grep libv8\\.so" % (path), | |
| 122 shell=True) | |
| 123 ldd = ldd.strip().split(" ") | |
| 124 assert ldd[0] == "libv8.so" | |
| 125 assert ldd[1] == "=>" | |
| 126 need_libv8 = True | |
| 127 binary_needs_libv8 = True | |
| 128 libv8 = signatures.ReadFileAndSignature(ldd[2]) | |
| 129 except: | |
| 130 binary_needs_libv8 = False | |
| 131 binary = signatures.ReadFileAndSignature(path) | |
| 132 if binary[0] is None: | |
| 133 print("Error: Failed to create signature.") | |
| 134 assert binary[1] != 0 | |
| 135 return binary[1] | |
| 136 binary.append(binary_needs_libv8) | |
| 137 self.binaries[shell] = binary | |
| 138 if need_libv8: | |
| 139 self.binaries["libv8.so"] = libv8 | |
| 140 distro.Assign(self.suites, self.peers) | |
| 141 # Spawn one thread for each peer. | |
| 142 threads = [] | |
| 143 for p in self.peers: | |
| 144 thread = threading.Thread(target=self._TalkToPeer, args=[p]) | |
| 145 threads.append(thread) | |
| 146 thread.start() | |
| 147 try: | |
| 148 for thread in threads: | |
| 149 # Use a timeout so that signals (Ctrl+C) will be processed. | |
| 150 thread.join(timeout=10000000) | |
| 151 self._AnalyzePeerRuntimes() | |
| 152 except KeyboardInterrupt: | |
| 153 self.terminate = True | |
| 154 raise | |
| 155 except Exception, _e: | |
| 156 # If there's an exception we schedule an interruption for any | |
| 157 # remaining threads... | |
| 158 self.terminate = True | |
| 159 # ...and then reraise the exception to bail out. | |
| 160 raise | |
| 161 compression.Send(constants.END_OF_STREAM, self.local_socket) | |
| 162 self.local_socket.close() | |
| 163 if self.tests: | |
| 164 self._RunInternal(jobs) | |
| 165 self.indicator.Done() | |
| 166 return not self.failed | |
| 167 | |
| 168 def _TalkToPeer(self, peer): | |
| 169 sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
| 170 sock.settimeout(self.context.timeout + 10) | |
| 171 code = sock.connect_ex((peer.address, constants.PEER_PORT)) | |
| 172 if code == 0: | |
| 173 try: | |
| 174 peer.runtime = None | |
| 175 start_time = time.time() | |
| 176 packet = workpacket.WorkPacket(peer=peer, context=self.context, | |
| 177 base_revision=self.base_svn_rev, | |
| 178 patch=self.patch, | |
| 179 pubkey=self.pubkey_fingerprint) | |
| 180 data, test_map = packet.Pack(self.binaries) | |
| 181 compression.Send(data, sock) | |
| 182 compression.Send(constants.END_OF_STREAM, sock) | |
| 183 rec = compression.Receiver(sock) | |
| 184 while not rec.IsDone() and not self.terminate: | |
| 185 data_list = rec.Current() | |
| 186 for data in data_list: | |
| 187 test_id = data[0] | |
| 188 if test_id < 0: | |
| 189 # The peer is reporting an error. | |
| 190 print("Peer %s reports error: %s" % (peer.address, data[1])) | |
| 191 rec.Advance() | |
| 192 continue | |
| 193 test = test_map.pop(test_id) | |
| 194 test.MergeResult(data) | |
| 195 try: | |
| 196 self.perfdata.UpdatePerfData(test) | |
| 197 except Exception, e: | |
| 198 print("UpdatePerfData exception: %s" % e) | |
| 199 pass # Just keep working. | |
| 200 with self.lock: | |
| 201 perf_key = self.perfdata.GetKey(test) | |
| 202 compression.Send( | |
| 203 [constants.INFORM_DURATION, perf_key, test.duration, | |
| 204 self.context.arch, self.context.mode], | |
| 205 self.local_socket) | |
| 206 self.indicator.AboutToRun(test) | |
| 207 if test.suite.HasUnexpectedOutput(test): | |
| 208 self.failed.append(test) | |
| 209 if test.output.HasCrashed(): | |
| 210 self.crashed += 1 | |
| 211 else: | |
| 212 self.succeeded += 1 | |
| 213 self.remaining -= 1 | |
| 214 self.indicator.HasRun(test) | |
| 215 rec.Advance() | |
| 216 peer.runtime = time.time() - start_time | |
| 217 except Exception: | |
| 218 pass # Fall back to local execution. | |
| 219 else: | |
| 220 compression.Send([constants.UNRESPONSIVE_PEER, peer.address], | |
| 221 self.local_socket) | |
| 222 sock.close() | |
| 223 if len(test_map) > 0: | |
| 224 # Some tests have not received any results. Run them locally. | |
| 225 print("No results for %d tests, running them locally." % len(test_map)) | |
| 226 self._EnqueueLocally(test_map) | |
| 227 | |
| 228 def _EnqueueLocally(self, test_map): | |
| 229 with self.tests_lock: | |
| 230 for test in test_map: | |
| 231 self.tests.append(test_map[test]) | |
| 232 | |
| 233 def _AnalyzePeerRuntimes(self): | |
| 234 total_runtime = 0.0 | |
| 235 total_work = 0.0 | |
| 236 for p in self.peers: | |
| 237 if p.runtime is None: | |
| 238 return | |
| 239 total_runtime += p.runtime | |
| 240 total_work += p.assigned_work | |
| 241 for p in self.peers: | |
| 242 p.assigned_work /= total_work | |
| 243 p.runtime /= total_runtime | |
| 244 perf_correction = p.assigned_work / p.runtime | |
| 245 old_perf = p.relative_performance | |
| 246 p.relative_performance = (old_perf + perf_correction) / 2.0 | |
| 247 compression.Send([constants.UPDATE_PERF, p.address, | |
| 248 p.relative_performance], | |
| 249 self.local_socket) | |
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Chromium Code Reviews
Issue 11035053:
Rollback trunk to bleeding_edge revision 12525 (Closed)
Base URL: https://v8.googlecode.com/svn/trunk