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81 lines
3.5 KiB
81 lines
3.5 KiB
12 years ago
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# Copyright 2012 the V8 project authors. All rights reserved.
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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class Peer(object):
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def __init__(self, address, jobs, rel_perf, pubkey):
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self.address = address # string: IP address
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self.jobs = jobs # integer: number of CPUs
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self.relative_performance = rel_perf
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self.pubkey = pubkey # string: pubkey's fingerprint
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self.shells = set() # set of strings
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self.needed_work = 0
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self.assigned_work = 0
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self.tests = [] # list of TestCase objects
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self.trusting_me = False # This peer trusts my public key.
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self.trusted = False # I trust this peer's public key.
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def __str__(self):
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return ("Peer at %s, jobs: %d, performance: %.2f, trust I/O: %s/%s" %
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(self.address, self.jobs, self.relative_performance,
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self.trusting_me, self.trusted))
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def AddTests(self, shell):
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"""Adds tests from |shell| to this peer.
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Stops when self.needed_work reaches zero, or when all of shell's tests
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are assigned."""
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assert self.needed_work > 0
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if shell.shell not in self.shells:
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self.shells.add(shell.shell)
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while len(shell.tests) > 0 and self.needed_work > 0:
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t = shell.tests.pop()
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self.needed_work -= t.duration
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self.assigned_work += t.duration
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shell.total_duration -= t.duration
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self.tests.append(t)
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def ForceAddOneTest(self, test, shell):
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"""Forcibly adds another test to this peer, disregarding needed_work."""
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if shell.shell not in self.shells:
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self.shells.add(shell.shell)
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self.needed_work -= test.duration
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self.assigned_work += test.duration
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shell.total_duration -= test.duration
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self.tests.append(test)
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def Pack(self):
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"""Creates a JSON serializable representation of this Peer."""
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return [self.address, self.jobs, self.relative_performance]
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@staticmethod
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def Unpack(packed):
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"""Creates a Peer object built from a packed representation."""
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pubkey_dummy = "" # Callers of this don't care (only the server does).
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return Peer(packed[0], packed[1], packed[2], pubkey_dummy)
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