NewPacketFormatKeyContext keyContext = sessionKey.packetContext; NPFPacket packet = createPacket(maxPacketSize - HMAC_LENGTH, pn.getMessageQueue(), sessionKey, ackOnly); if(packet == null) return false;
NPFPacket fragment1 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, fragment1.getFragments().size()); receiver.handleDecryptedPacket(fragment1, receiverKey); NPFPacket fragment2 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, fragment2.getFragments().size()); receiver.handleDecryptedPacket(fragment2, receiverKey); NPFPacket ack1 = receiver.createPacket(512, receiverQueue, receiverKey, false); assertEquals(2, ack1.getAcks().size()); assertEquals(0, (int)ack1.getAcks().first()); sender.handleDecryptedPacket(ack1, senderKey); NPFPacket fragment3 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, fragment3.getFragments().size()); receiver.handleDecryptedPacket(fragment3, receiverKey); Thread.sleep(NewPacketFormatKeyContext.MAX_ACK_DELAY*2); receiver.createPacket(512, senderQueue, receiverKey, false); //Sent, but lost NPFPacket resend1 = sender.createPacket(512, senderQueue, senderKey, false); if(resend1 == null) fail("No packet to resend"); assertEquals(0, receiver.handleDecryptedPacket(resend1, receiverKey).size()); NPFPacket ack2 = receiver.createPacket(512, receiverQueue, receiverKey, false); assertNotNull(ack2); assertEquals(1, ack2.getAcks().size());
public void testEmptyCreation() throws BlockedTooLongException { NewPacketFormat npf = new NewPacketFormat(null, 0, 0); PeerMessageQueue pmq = new PeerMessageQueue(); SessionKey s = new SessionKey(null, null, null, null, null, null, null, null, new NewPacketFormatKeyContext(0, 0), 1); NPFPacket p = npf.createPacket(1400, pmq, s, false); if(p != null) fail("Created packet from nothing"); }
public void testReceiveUnknownMessageLength() throws BlockedTooLongException { NullBasePeerNode senderNode = new NullBasePeerNode(); NewPacketFormat sender = new NewPacketFormat(senderNode, 0, 0); PeerMessageQueue senderQueue = new PeerMessageQueue(); NullBasePeerNode receiverNode = new NullBasePeerNode(); NewPacketFormat receiver = new NewPacketFormat(receiverNode, 0, 0); SessionKey senderKey = new SessionKey(null, null, null, null, null, null, null, null, new NewPacketFormatKeyContext(0, 0), 1); SessionKey receiverKey = new SessionKey(null, null, null, null, null, null, null, null, new NewPacketFormatKeyContext(0, 0), 1); senderQueue.queueAndEstimateSize(new MessageItem(new byte[1024], null, false, null, (short) 0, false, false), 1024); NPFPacket fragment1 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, fragment1.getFragments().size()); NPFPacket fragment2 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, fragment2.getFragments().size()); NPFPacket fragment3 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, fragment3.getFragments().size()); receiver.handleDecryptedPacket(fragment3, receiverKey); receiver.handleDecryptedPacket(fragment2, receiverKey); assertEquals(1, receiver.handleDecryptedPacket(fragment1, receiverKey).size()); }
public void testOutOfOrderDelivery() throws BlockedTooLongException { NullBasePeerNode senderNode = new NullBasePeerNode(); NewPacketFormat sender = new NewPacketFormat(senderNode, 0, 0); PeerMessageQueue senderQueue = new PeerMessageQueue(); NullBasePeerNode receiverNode = new NullBasePeerNode(); NewPacketFormat receiver = new NewPacketFormat(receiverNode, 0, 0); SessionKey senderKey = new SessionKey(null, null, null, null, null, null, null, null, new NewPacketFormatKeyContext(0, 0), 1); SessionKey receiverKey = new SessionKey(null, null, null, null, null, null, null, null, new NewPacketFormatKeyContext(0, 0), 1); senderQueue.queueAndEstimateSize(new MessageItem(new byte[1024], null, false, null, (short) 0, false, false), 1024); NPFPacket fragment1 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, fragment1.getFragments().size()); NPFPacket fragment2 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, fragment2.getFragments().size()); NPFPacket fragment3 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, fragment3.getFragments().size()); receiver.handleDecryptedPacket(fragment1, receiverKey); receiver.handleDecryptedPacket(fragment3, receiverKey); assertEquals(1, receiver.handleDecryptedPacket(fragment2, receiverKey).size()); }
public void testAckOnlyCreation() throws BlockedTooLongException, InterruptedException { BasePeerNode pn = new NullBasePeerNode(); NewPacketFormat npf = new NewPacketFormat(pn, 0, 0); PeerMessageQueue pmq = new PeerMessageQueue(); SessionKey s = new SessionKey(null, null, null, null, null, null, null, null, new NewPacketFormatKeyContext(0, 0), 1); NPFPacket p = null; //Packet that should be acked p = new NPFPacket(); p.addMessageFragment(new MessageFragment(true, false, true, 0, 8, 8, 0, new byte[] {(byte) 0x01, (byte) 0x23, (byte) 0x45, (byte) 0x67, (byte) 0x89, (byte) 0xAB, (byte) 0xCD, (byte) 0xEF }, null)); assertEquals(1, npf.handleDecryptedPacket(p, s).size()); Thread.sleep(NewPacketFormatKeyContext.MAX_ACK_DELAY*2); p = npf.createPacket(1400, pmq, s, false); assertEquals(1, p.getAcks().size()); }
public void testLoadStatsLowLevel() throws BlockedTooLongException, InterruptedException { final byte[] loadMessage = new byte[] { (byte)0xFF, (byte)0xEE, (byte)0xDD, (byte)0xCC, (byte)0xBB, (byte)0xAA}; final SessionKey senderKey = new SessionKey(null, null, null, null, null, null, null, null, new NewPacketFormatKeyContext(0, 0), 1); NullBasePeerNode senderNode = new NullBasePeerNode() { @Override public MessageItem makeLoadStats(boolean realtime, boolean highPriority, boolean noRemember) { return new MessageItem(loadMessage, null, false, null, (short) 0, false, false); } @Override public SessionKey getCurrentKeyTracker() { return senderKey; } }; NewPacketFormat sender = new NewPacketFormat(senderNode, 0, 0); PeerMessageQueue senderQueue = new PeerMessageQueue(); senderQueue.queueAndEstimateSize(new MessageItem(new byte[128], null, false, null, (short) 0, false, true), 1024); Thread.sleep(PacketSender.MAX_COALESCING_DELAY*2); NPFPacket packet1 = sender.createPacket(512, senderQueue, senderKey, false); assertTrue(packet1 != null); assertEquals(1, packet1.getFragments().size()); assertEquals(1, packet1.getLossyMessages().size()); NPFPacketTest.checkEquals(loadMessage, packet1.getLossyMessages().get(0)); // Don't decode the packet because it's not a real message. }
public void testResendAlreadyCompleted() throws BlockedTooLongException, InterruptedException { NullBasePeerNode senderNode = new NullBasePeerNode(); NewPacketFormat sender = new NewPacketFormat(senderNode, 0, 0); PeerMessageQueue senderQueue = new PeerMessageQueue(); NullBasePeerNode receiverNode = new NullBasePeerNode(); NewPacketFormat receiver = new NewPacketFormat(receiverNode, 0, 0); SessionKey senderKey = new SessionKey(null, null, null, null, null, null, null, null, new NewPacketFormatKeyContext(0, 0), 1); SessionKey receiverKey = new SessionKey(null, null, null, null, null, null, null, null, new NewPacketFormatKeyContext(0, 0), 1); senderQueue.queueAndEstimateSize(new MessageItem(new byte[128], null, false, null, (short) 0, false, false), 1024); Thread.sleep(PacketSender.MAX_COALESCING_DELAY*2); NPFPacket packet1 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, receiver.handleDecryptedPacket(packet1, receiverKey).size()); //Receiving the same packet twice should work assertEquals(0, receiver.handleDecryptedPacket(packet1, receiverKey).size()); //Same message, new sequence number ie. resend assertEquals(0, receiver.handleDecryptedPacket(packet1, receiverKey).size()); }
NPFPacket packet1 = sender.createPacket(512, senderQueue, senderKey, false); assertEquals(1, packet1.getFragments().size()); assertEquals(1, packet1.getLossyMessages().size());
NPFPacket packet1 = sender.createPacket(512, senderQueue, senderKey, false); assert(packet1.getLossyMessages().size() == 0); assert(packet1.getFragments().size() == 2);