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71 Commits

Author SHA1 Message Date
Matt Joiner
58c997210e Track peer sources with a dict, and don't exceed high water mark 2015-09-28 15:30:13 +10:00
Matt Joiner
53259397fc Initialize connection piece priorities lazily, and using a pool 2015-09-26 17:27:35 +10:00
Matt Joiner
54339a30e3 Drop connections that contributed to pieces that failed to hash
There are peers out there that seem to intentionally spam bad data, and the same pieces will often fail continuously. This really puts a bee in their bonnet.
2015-08-04 01:12:09 +10:00
Matt Joiner
1cc50f85a6 connection.writer wasn't working efficiently
Because of the pseudo-random selection of a communication in a select statement, flushing was occuring prematurely. Also the buffer was needlessly large. For large messages, like outgoing pieces, it's probably better they just go straight to the wire anyway.

This change will make it easier to implement sending of pieces that doesn't block control messages in the future. Any time that the buffer is empty, we'll be able to signal that it's an optimal time to send a piece.
2015-08-02 20:39:31 +10:00
Matt Joiner
7ecc8108bf Track connection writes and flushes
Helps determine efficiency of the routine.
2015-08-02 14:30:33 +10:00
Matt Joiner
06dede5690 Track the connection flags for completed handshakes 2015-08-02 04:06:22 +10:00
Matt Joiner
58dd6ddf93 Implement Stringer on connection 2015-06-29 19:37:52 +10:00
Matt Joiner
859129fb28 Print peer IDs as escaped ascii 2015-06-22 19:46:26 +10:00
Matt Joiner
ced5733c88 Improve uploading/seeding 2015-06-16 16:57:47 +10:00
Matt Joiner
a2df9f8b01 Miscellaneous changes 2015-06-03 00:03:43 +10:00
Matt Joiner
21fb4933fc Change the way piece state is exposed to give more detail 2015-06-01 18:22:12 +10:00
Matt Joiner
bc4aa06c91 Comments 2015-06-01 18:17:14 +10:00
Matt Joiner
0d13293d71 Support seeding 2015-05-15 08:39:53 +10:00
Matt Joiner
c5208569ca Apply sortimports 2015-04-30 00:31:34 +10:00
Matt Joiner
526d9d738e Rewrite imports to local bencode and metainfo 2015-04-27 14:55:01 +10:00
Matt Joiner
28b299e7c8 Rework the Torrent Reader interface, to allow reader options, and add "responsive" as one such option
Had several weeks of testing. Removes a lot of the "helper" reading methods, but this was necessary to allow per-Torrent reading options.
2015-04-14 23:59:41 +10:00
Matt Joiner
60d8ea75a2 Prevent bad metadata_size in extended handshakes from stalling completion of metadata
Occasionally bad peers send ridiculous or incorrect metadata_size in their handshakes. If the first acceptable size is wrong, and too small, we'll keep failing metadata completion. If it's too large, honest peers will never send us the pieces we're asking for and we'll never complete the metadata. Now we just adjust the expected metadata size, and keep retrying until we finish. Additionally, we can now request metadata after sending initial messages.
2015-03-27 15:36:59 +11:00
Matt Joiner
3aa78763aa Use rogpeppe's sortimports to fix this goimports ordering madness 2015-03-26 17:18:08 +11:00
Matt Joiner
842a32ae0c Rewrite import paths for migration from Bitbucket 2015-03-20 16:37:44 +11:00
Matt Joiner
30c67caced Allow some overlap between piece prioritization classes
This probabilistically improves download speeds when doing readaheads
2015-03-20 10:52:55 +11:00
Matt Joiner
466b5f0623 Improve connection status info, especially flags 2015-03-18 18:38:29 +11:00
Matt Joiner
a7dddd9be6 Rewrite handshaking and connection management 2015-03-18 18:28:13 +11:00
Matt Joiner
203da0aab0 Tidy up extension bytes handling; don't close conn from handshake writer; force protocol encryption for now 2015-03-13 06:21:13 +11:00
Matt Joiner
e85b7e228b Add support for Fast Extension 2015-03-12 20:06:23 +11:00
Matt Joiner
92e0679b04 Change piece prioritization 2015-02-21 15:02:31 +11:00
Matt Joiner
ae7261c392 Break active peer status line up 2015-02-10 00:19:56 +11:00
Matt Joiner
2c48152b10 Code comments 2015-01-22 00:42:03 +11:00
Matt Joiner
8e7e551d76 Fix comment 2015-01-11 00:17:25 +11:00
Matt Joiner
bcebf569b8 Favour earlier pieces 2015-01-11 00:17:18 +11:00
Matt Joiner
d54c5ddf24 Remove a bunch of dead code 2014-12-28 12:51:09 +11:00
Matt Joiner
8d87bb83a6 Refine connection status flags 2014-12-09 00:26:06 -06:00
Matt Joiner
a4dc96bb12 Make some overlap of piece priorities
The goal is to reduce duplicating requests on higher priority pieces.
2014-12-06 21:18:17 -06:00
Matt Joiner
3c41002317 Set a low water mark for replenishing requests 2014-12-05 00:58:43 -06:00
Matt Joiner
d58ca65a9c pieceordering: Rename RemovePiece->DeletePiece and complete tests
Note that tests currently fail due to bug in skiplist?
2014-12-05 00:58:04 -06:00
Matt Joiner
b6ae4caa6a Set priorities ahead of the current read position 2014-12-05 00:56:28 -06:00
Matt Joiner
91c2c1f5c7 Piece priorities, torrent read interface and many fixes 2014-12-03 01:07:50 -06:00
Matt Joiner
7228e40c95 Add piece ordering per-connection piece request priority 2014-12-02 18:22:38 -06:00
Matt Joiner
78ef36066d Give each connection its own piece priority order 2014-12-01 03:36:25 -06:00
Matt Joiner
0f54c2f79e Use a buffer to reduce syscall.Write calls 2014-11-21 00:04:07 -06:00
Matt Joiner
e1f720c770 Triage a possible bug blocking while closing UTPConns 2014-11-18 21:53:57 -06:00
Matt Joiner
963918ac90 Add UTP support, disable TCP for now. DHT moves to another port 2014-11-16 13:29:31 -06:00
Matt Joiner
c0d7b2fbf2 Rename and improve downloaded chunk counters and status per connection 2014-09-11 20:30:13 +10:00
Matt Joiner
aeee372506 Add useful new metrics to connection 2014-08-28 09:32:49 +10:00
Matt Joiner
035edbaf85 Rename connection.closed->closing 2014-08-28 09:31:05 +10:00
Matt Joiner
1ff7414869 Add a counter for optimized cancels 2014-08-24 03:04:07 +10:00
Matt Joiner
95d5d4a30c Improve status and logging 2014-08-22 17:33:17 +10:00
Matt Joiner
848636f830 Fix error in bitfield correction expression and off by one condition when metadata is completed 2014-08-22 01:26:41 +10:00
Matt Joiner
52fc7c7205 Improve the internal connection and handshake logic 2014-08-21 18:12:49 +10:00
Matt Joiner
7f6987b2a4 Error in connection.writer goroutine wasn't killing the connection 2014-07-18 02:37:33 +10:00
Matt Joiner
65e1bbb6ba Show piece counts for peers in status page
Lets me visually check that connections agree on number of pieces.
2014-07-17 16:04:43 +10:00