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120 lines
4.3 KiB
120 lines
4.3 KiB
# 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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import socket
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import SocketServer
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import threading
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try:
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import ujson as json
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except:
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import json
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from . import constants
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from ..objects import peer
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STARTUP_REQUEST = "V8 test peer starting up"
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STARTUP_RESPONSE = "Let's rock some tests!"
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EXIT_REQUEST = "V8 testing peer going down"
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def GetOwnIP():
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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s.connect(("8.8.8.8", 80))
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ip = s.getsockname()[0]
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s.close()
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return ip
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class PresenceHandler(SocketServer.BaseRequestHandler):
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def handle(self):
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data = json.loads(self.request[0].strip())
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if data[0] == STARTUP_REQUEST:
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jobs = data[1]
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relative_perf = data[2]
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pubkey_fingerprint = data[3]
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trusted = self.server.daemon.IsTrusted(pubkey_fingerprint)
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response = [STARTUP_RESPONSE, self.server.daemon.jobs,
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self.server.daemon.relative_perf,
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self.server.daemon.pubkey_fingerprint, trusted]
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response = json.dumps(response)
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self.server.SendTo(self.client_address[0], response)
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p = peer.Peer(self.client_address[0], jobs, relative_perf,
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pubkey_fingerprint)
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p.trusted = trusted
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self.server.daemon.AddPeer(p)
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elif data[0] == STARTUP_RESPONSE:
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jobs = data[1]
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perf = data[2]
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pubkey_fingerprint = data[3]
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p = peer.Peer(self.client_address[0], jobs, perf, pubkey_fingerprint)
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p.trusted = self.server.daemon.IsTrusted(pubkey_fingerprint)
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p.trusting_me = data[4]
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self.server.daemon.AddPeer(p)
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elif data[0] == EXIT_REQUEST:
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self.server.daemon.DeletePeer(self.client_address[0])
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if self.client_address[0] == self.server.daemon.ip:
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self.server.shutdown_lock.release()
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class PresenceDaemon(SocketServer.ThreadingMixIn, SocketServer.UDPServer):
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def __init__(self, daemon):
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self.daemon = daemon
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address = (daemon.ip, constants.PRESENCE_PORT)
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SocketServer.UDPServer.__init__(self, address, PresenceHandler)
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self.shutdown_lock = threading.Lock()
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def shutdown(self):
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self.shutdown_lock.acquire()
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self.SendToAll(json.dumps([EXIT_REQUEST]))
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self.shutdown_lock.acquire()
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self.shutdown_lock.release()
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SocketServer.UDPServer.shutdown(self)
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def SendTo(self, target, message):
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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sock.sendto(message, (target, constants.PRESENCE_PORT))
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sock.close()
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def SendToAll(self, message):
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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ip = self.daemon.ip.split(".")
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for i in range(1, 254):
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ip[-1] = str(i)
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sock.sendto(message, (".".join(ip), constants.PRESENCE_PORT))
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sock.close()
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def FindPeers(self):
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request = [STARTUP_REQUEST, self.daemon.jobs, self.daemon.relative_perf,
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self.daemon.pubkey_fingerprint]
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request = json.dumps(request)
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self.SendToAll(request)
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