Commit Graph

150 Commits

Author SHA1 Message Date
Christian Ulrich 2b938f9278
check if the client is still there before sending a message (fix unhandled ValueError) 2020-10-16 00:18:11 +02:00
Christian Ulrich 91b7d14958
no firewall rules needed for tcp_nutss_responder; remove unneeded cleanup logic 2020-10-15 19:52:28 +02:00
Christian Ulrich 7c9940b3b9
add FIXME 2020-10-15 19:20:51 +02:00
Christian Ulrich a191de4452
use predicted port range 2020-10-15 19:20:44 +02:00
Christian Ulrich 9e96dd5c78
Nutss does not use sequence numbers 2020-10-15 10:06:39 +02:00
Christian Ulrich b7837c43e6
try out NUTSS 2020-10-15 09:56:29 +02:00
Christian Ulrich 3f27102e20
first try implementing the NUTSS (b) approach 2020-10-14 20:52:20 +02:00
Christian Ulrich 9fac0cec0e
cosmetic changes; add FIXMEs 2020-10-14 20:51:32 +02:00
Christian Ulrich 38c935a573
Revert "allow empty seqs"
This reverts commit 06465c93cd.
2020-10-14 20:32:44 +02:00
Christian Ulrich 9147194427
move port prediction into dedicated module 2020-10-14 18:40:58 +02:00
Christian Ulrich a0125d7d80
fix renamed proc in rendezvous_server 2020-10-12 21:37:22 +02:00
Christian Ulrich 06465c93cd
allow empty seqs 2020-10-12 21:33:05 +02:00
Christian Ulrich 492e5ee72f
close socket if exception occurs too 2020-10-12 21:32:43 +02:00
Christian Ulrich fc9219ed80
introduce generic puncher; split tcp_syni into connect and accept modules 2020-10-12 21:31:55 +02:00
Christian Ulrich 1b47048aad
don't export ConnectAttempt and AcceptAttempt 2020-10-11 12:49:25 +02:00
Christian Ulrich 99912b4b69
rawFd -> injectFd 2020-10-10 12:35:36 +02:00
Christian Ulrich a646815e49
rename fromIpAddress -> getNetworkInterface 2020-10-10 12:31:18 +02:00
Christian Ulrich 1116d06e82
refactor: create raw sockets where they are used 2020-10-10 12:30:14 +02:00
Christian Ulrich 9caca83dd6
Revert "close punchd connection when app is about to quit"
This reverts commit 1b7cc621db.
2020-10-10 12:01:20 +02:00
Christian Ulrich a099907caa
fix imports 2020-10-10 11:57:52 +02:00
Christian Ulrich 60765f3c8a
fix file descriptor leak by using own implementation of getPrimaryIPAddr 2020-10-10 11:48:56 +02:00
Christian Ulrich 1b7cc621db
close punchd connection when app is about to quit 2020-10-10 11:40:12 +02:00
Christian Ulrich d9ff4d40cc
close raw sockets on error 2020-10-10 11:38:53 +02:00
Christian Ulrich 6dff0847b3
close socket if client has hung up 2020-10-10 11:14:31 +02:00
Christian Ulrich f50dada999
raise exception on OSError during accept 2020-10-08 19:49:18 +02:00
Christian Ulrich 8bff4c79d9
debug messages for both incoming and outgoing SYNs 2020-10-08 18:13:30 +02:00
Christian Ulrich b0032c534c
use random sequence number for outgoing low-TTL SYN 2020-10-08 18:12:59 +02:00
Christian Ulrich 37f02bc2ba
predict dst ports while accepting too; inject low-TTL SYN instead of using connect 2020-10-08 00:20:54 +02:00
Christian Ulrich 4cf608459f
close sockets in example app 2020-10-07 09:42:40 +02:00
Christian Ulrich 83c0fb0fc8
Revert "close sockets in example app"
This reverts commit 399ad33c99.
2020-10-07 09:42:25 +02:00
Christian Ulrich 399ad33c99
close sockets in example app 2020-10-07 09:40:51 +02:00
Christian Ulrich 282c0ea6ab
close accepted socket if no attempt was found 2020-10-07 09:36:15 +02:00
Christian Ulrich 4d96a58e87
delete attempts in proc cleanup 2020-10-07 09:23:24 +02:00
Christian Ulrich 12992f5ced
Revert "delete attempts in proc cleanup"
This reverts commit af244030bf.
2020-10-07 09:22:53 +02:00
Christian Ulrich af244030bf
delete attempts in proc cleanup 2020-10-07 09:22:03 +02:00
Christian Ulrich 87a8c44954
close sock after sending to client 2020-10-07 00:31:04 +02:00
Christian Ulrich bec4c1b158
close on failed low-TTL connects too 2020-10-07 00:25:07 +02:00
Christian Ulrich 64cc41eb90
Revert "close on failed low-TTL connects too"
This reverts commit 778d8752d2.
2020-10-07 00:23:40 +02:00
Christian Ulrich 778d8752d2
close on failed low-TTL connects too 2020-10-07 00:22:07 +02:00
Christian Ulrich 679541877a
add FIXME 2020-10-07 00:07:45 +02:00
Christian Ulrich 572b443ea0
must await all calls to injectTcpPacket before closing rawFd 2020-10-07 00:03:46 +02:00
Christian Ulrich 99658cb49c
close raw sockets too 2020-10-06 23:50:13 +02:00
Christian Ulrich 1f16800b73
always close sockets 2020-10-06 23:27:48 +02:00
Christian Ulrich b5406aa83b
need to unregister an close all events (fixes "too many open files" error) 2020-10-06 10:04:21 +02:00
Christian Ulrich 5a30d6e015
try to fix "too many open files" error 2020-10-05 18:27:00 +02:00
Christian Ulrich f1d917d49e
Revert "try to fix "too many open files" error"
This reverts commit 149ac0df06.
2020-10-05 18:26:02 +02:00
Christian Ulrich 149ac0df06
try to fix "too many open files" error 2020-10-05 18:07:34 +02:00
Christian Ulrich 1719e07c97
Revert "try to fix "too many open files" error"
This reverts commit f0ec192e8d.
2020-10-05 18:06:57 +02:00
Christian Ulrich f0ec192e8d
try to fix "too many open files" error 2020-10-05 18:04:14 +02:00
Christian Ulrich 02b36516b4
check if we can stop accepting on successfull accept 2020-10-05 17:42:12 +02:00