Rollback trunk to bleeding_edge revision 12525

tools/testrunner/server/main.py

Index: tools/testrunner/server/main.py
diff --git a/tools/testrunner/server/main.py b/tools/testrunner/server/main.py
deleted file mode 100644
index 1000713ca93d4c79d98e9fa3d57abf7107dec62b..0000000000000000000000000000000000000000
--- a/tools/testrunner/server/main.py
+++ /dev/null
@@ -1,245 +0,0 @@
-# Copyright 2012 the V8 project authors. 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 Google Inc. 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.
-
-
-import multiprocessing
-import os
-import shutil
-import subprocess
-import threading
-import time
-
-from . import daemon
-from . import local_handler
-from . import presence_handler
-from . import signatures
-from . import status_handler
-from . import work_handler
-from ..network import perfdata
-
-
-class Server(daemon.Daemon):
-
-  def __init__(self, pidfile, root, stdin="/dev/null",
-               stdout="/dev/null", stderr="/dev/null"):
-    super(Server, self).__init__(pidfile, stdin, stdout, stderr)
-    self.root = root
-    self.local_handler = None
-    self.local_handler_thread = None
-    self.work_handler = None
-    self.work_handler_thread = None
-    self.status_handler = None
-    self.status_handler_thread = None
-    self.presence_daemon = None
-    self.presence_daemon_thread = None
-    self.peers = []
-    self.jobs = multiprocessing.cpu_count()
-    self.peer_list_lock = threading.Lock()
-    self.perf_data_lock = None
-    self.presence_daemon_lock = None
-    self.datadir = os.path.join(self.root, "data")
-    pubkey_fingerprint_filename = os.path.join(self.datadir, "mypubkey")
-    with open(pubkey_fingerprint_filename) as f:
-      self.pubkey_fingerprint = f.read().strip()
-    self.relative_perf_filename = os.path.join(self.datadir, "myperf")
-    if os.path.exists(self.relative_perf_filename):
-      with open(self.relative_perf_filename) as f:
-        try:
-          self.relative_perf = float(f.read())
-        except:
-          self.relative_perf = 1.0
-    else:
-      self.relative_perf = 1.0
-
-  def run(self):
-    os.nice(20)
-    self.ip = presence_handler.GetOwnIP()
-    self.perf_data_manager = perfdata.PerfDataManager(self.datadir)
-    self.perf_data_lock = threading.Lock()
-
-    self.local_handler = local_handler.LocalSocketServer(self)
-    self.local_handler_thread = threading.Thread(
-        target=self.local_handler.serve_forever)
-    self.local_handler_thread.start()
-
-    self.work_handler = work_handler.WorkSocketServer(self)
-    self.work_handler_thread = threading.Thread(
-        target=self.work_handler.serve_forever)
-    self.work_handler_thread.start()
-
-    self.status_handler = status_handler.StatusSocketServer(self)
-    self.status_handler_thread = threading.Thread(
-        target=self.status_handler.serve_forever)
-    self.status_handler_thread.start()
-
-    self.presence_daemon = presence_handler.PresenceDaemon(self)
-    self.presence_daemon_thread = threading.Thread(
-        target=self.presence_daemon.serve_forever)
-    self.presence_daemon_thread.start()
-
-    self.presence_daemon.FindPeers()
-    time.sleep(0.5)  # Give those peers some time to reply.
-
-    with self.peer_list_lock:
-      for p in self.peers:
-        if p.address == self.ip: continue
-        status_handler.RequestTrustedPubkeys(p, self)
-
-    while True:
-      try:
-        self.PeriodicTasks()
-        time.sleep(60)
-      except Exception, e:
-        print("MAIN LOOP EXCEPTION: %s" % e)
-        self.Shutdown()
-        break
-      except KeyboardInterrupt:
-        self.Shutdown()
-        break
-
-  def Shutdown(self):
-    with open(self.relative_perf_filename, "w") as f:
-      f.write("%s" % self.relative_perf)
-    self.presence_daemon.shutdown()
-    self.presence_daemon.server_close()
-    self.local_handler.shutdown()
-    self.local_handler.server_close()
-    self.work_handler.shutdown()
-    self.work_handler.server_close()
-    self.status_handler.shutdown()
-    self.status_handler.server_close()
-
-  def PeriodicTasks(self):
-    # If we know peers we don't trust, see if someone else trusts them.
-    with self.peer_list_lock:
-      for p in self.peers:
-        if p.trusted: continue
-        if self.IsTrusted(p.pubkey):
-          p.trusted = True
-          status_handler.ITrustYouNow(p)
-          continue
-        for p2 in self.peers:
-          if not p2.trusted: continue
-          status_handler.TryTransitiveTrust(p2, p.pubkey, self)
-    # TODO: Ping for more peers waiting to be discovered.
-    # TODO: Update the checkout (if currently idle).
-
-  def AddPeer(self, peer):
-    with self.peer_list_lock:
-      for p in self.peers:
-        if p.address == peer.address:
-          return
-      self.peers.append(peer)
-    if peer.trusted:
-      status_handler.ITrustYouNow(peer)
-
-  def DeletePeer(self, peer_address):
-    with self.peer_list_lock:
-      for i in xrange(len(self.peers)):
-        if self.peers[i].address == peer_address:
-          del self.peers[i]
-          return
-
-  def MarkPeerAsTrusting(self, peer_address):
-    with self.peer_list_lock:
-      for p in self.peers:
-        if p.address == peer_address:
-          p.trusting_me = True
-          break
-
-  def UpdatePeerPerformance(self, peer_address, performance):
-    with self.peer_list_lock:
-      for p in self.peers:
-        if p.address == peer_address:
-          p.relative_performance = performance
-
-  def CopyToTrusted(self, pubkey_filename):
-    with open(pubkey_filename, "r") as f:
-      lines = f.readlines()
-      fingerprint = lines[-1].strip()
-    target_filename = self._PubkeyFilename(fingerprint)
-    shutil.copy(pubkey_filename, target_filename)
-    with self.peer_list_lock:
-      for peer in self.peers:
-        if peer.address == self.ip: continue
-        if peer.pubkey == fingerprint:
-          status_handler.ITrustYouNow(peer)
-        else:
-          result = self.SignTrusted(fingerprint)
-          status_handler.NotifyNewTrusted(peer, result)
-    return fingerprint
-
-  def _PubkeyFilename(self, pubkey_fingerprint):
-    return os.path.join(self.root, "trusted", "%s.pem" % pubkey_fingerprint)
-
-  def IsTrusted(self, pubkey_fingerprint):
-    return os.path.exists(self._PubkeyFilename(pubkey_fingerprint))
-
-  def ListTrusted(self):
-    path = os.path.join(self.root, "trusted")
-    if not os.path.exists(path): return []
-    return [ f[:-4] for f in os.listdir(path) if f.endswith(".pem") ]
-
-  def SignTrusted(self, pubkey_fingerprint):
-    if not self.IsTrusted(pubkey_fingerprint):
-      return []
-    filename = self._PubkeyFilename(pubkey_fingerprint)
-    result = signatures.ReadFileAndSignature(filename)  # Format: [key, sig].
-    return [pubkey_fingerprint, result[0], result[1], self.pubkey_fingerprint]
-
-  def AcceptNewTrusted(self, data):
-    # The format of |data| matches the return value of |SignTrusted()|.
-    if not data: return
-    fingerprint = data[0]
-    pubkey = data[1]
-    signature = data[2]
-    signer = data[3]
-    if not self.IsTrusted(signer):
-      return
-    if self.IsTrusted(fingerprint):
-      return  # Already trust this guy.
-    filename = self._PubkeyFilename(fingerprint)
-    signer_pubkeyfile = self._PubkeyFilename(signer)
-    if not signatures.VerifySignature(filename, pubkey, signature,
-                                      signer_pubkeyfile):
-      return
-    return  # Nothing more to do.
-
-  def AddPerfData(self, test_key, duration, arch, mode):
-    data_store = self.perf_data_manager.GetStore(arch, mode)
-    data_store.RawUpdatePerfData(str(test_key), duration)
-
-  def CompareOwnPerf(self, test, arch, mode):
-    data_store = self.perf_data_manager.GetStore(arch, mode)
-    observed = data_store.FetchPerfData(test)
-    if not observed: return
-    own_perf_estimate = observed / test.duration
-    with self.perf_data_lock:
-      kLearnRateLimiter = 9999
-      self.relative_perf *= kLearnRateLimiter
-      self.relative_perf += own_perf_estimate
-      self.relative_perf /= (kLearnRateLimiter + 1)