96 Commits

Author	SHA1	Message	Date
Neil Alexander	c7f2427de1	Check CKR routes when receiving packets in router	2018-11-05 22:58:58 +00:00
Neil Alexander	87b0f5fe24	Use CKR in router when sending packets	2018-11-05 22:39:30 +00:00
Neil Alexander	52206dc381	Add initial crypto-key routing handlers	2018-11-05 16:40:47 +00:00
Arceliar	671c7f2a47	don't update recv time for known nodes that ping us or known peers	2018-10-28 15:04:44 -05:00
Neil Alexander	aab0502a4a	Remove friendlyname traces, preserve endpoints	2018-10-21 23:20:14 +01:00
Neil Alexander	a1b72c16d8	Some attempt at exchanging session metadata over the wire (broken)	2018-10-21 22:58:27 +01:00
Neil Alexander	b809adf981	Add FriendlyName option, show friendly name and real endpoint in admin socket/yggdrasilctl	2018-10-21 17:57:48 +01:00
Arceliar	6c59ae862a	more debugging	2018-10-21 00:05:04 -05:00
Arceliar	03a88fe304	Try using a chord-like DHT instead of a kad-like one, work in progress, but it compiles at least	2018-10-20 14:48:07 -05:00
Arceliar	5dfa01a0e8	periodically clean up timed-out sessions and old signatures, instead of trying to do it when creating new sessions or adding new signatures	2018-06-21 20:31:30 -05:00
Arceliar	b006748da4	code cleanup	2018-06-12 17:50:08 -05:00
Arceliar	56802d569e	minor documentation updates, code comments, and a couple of bugfixes that I noticed when going through the code to comment it	2018-06-10 18:03:28 -05:00
Arceliar	e5eb6de1f6	add inner crypto to linkProtoTraffic, using ephemeral keys, to prevent replay attacks from spoofing peer connections	2018-06-08 18:42:56 -05:00
Arceliar	bcfeb22915	more tcp debugging	2018-06-07 16:49:51 -05:00
Arceliar	3dab94be9f	keep dht peers alive	2018-06-07 10:58:24 -05:00
Arceliar	3b783fbf97	move periodic switch maintenance into the router instead of its own goroutine	2018-06-06 23:10:33 -05:00
Arceliar	690d29435d	adjust link packet logic so they bypass the lifo stack and are delivered first	2018-06-06 17:44:10 -05:00
Arceliar	240841eb38	remove unused recursive search packets	2018-06-06 16:46:15 -05:00
Arceliar	34939d4b18	update for wire format changes	2018-06-02 16:30:05 -05:00
Neil Alexander	bbdcee1015	Export fields of sessionPing, dhtReq, dhtRes	2018-06-02 22:19:42 +01:00
Neil Alexander	49af65296d	Export fields of wire structs	2018-06-02 21:21:05 +01:00
Arceliar	ecf7e490d7	start of iterative dht searches	2018-06-01 23:34:21 -05:00
Neil Alexander	4c115de633	De-debug	2018-05-27 22:13:37 +01:00
Neil Alexander	ca96bbf014	Accept exchanging an MTU of 0 to signify that TUN/TAP is disabled, don't send traffic to a node in that case	2018-05-18 18:56:33 +01:00
Arceliar	fe518f4e3f	bugfixes related to peer timeouts in the DHT, significantly improve DHT bootstrap speed	2018-05-17 21:20:31 -05:00
Arceliar	8228242eed	misc dht and tree changes to stabilize coords and bootstrap the dht faster	2018-05-15 23:57:00 -05:00
Arceliar	8ef2e55de6	try sending pings before sending searches for an unresponsive session	2018-04-22 15:31:30 -05:00
Neil Alexander	bf0413a0c4	Modify ICMPv6 source address for "Packet Too Big" messages to a routable address so that it correctly routes to nodes in an yggdrasil /64 subnet	2018-03-10 22:31:36 +00:00
Arceliar	b34345229a	remove any peers from the dht if a reset is triggered (from coord changes)	2018-03-10 15:16:39 -06:00
Arceliar	9ce0b7fbea	keep peers separate from other nodes in dht	2018-03-10 13:58:48 -06:00
Arceliar	ddc4773b19	don't drop send/recv traffic going through the crypto workers, just block until they're free (TODO run further tests to make sure this doesn't cycle/deadlock)	2018-02-26 18:12:28 -06:00
Arceliar	0470f6f1c1	cleanup	2018-02-23 13:04:52 -06:00
Arceliar	430d49d8a4	send fewer link announcements, fix a ttl encoding bug, and remove unnecessary key field from the wire format for dht req/res	2018-02-17 21:59:08 -06:00
Neil Alexander	1c59338f01	Fix checksums and packet buffers, sends ICMPv6 Packet Too Big messages successfully now	2018-02-15 13:38:54 +00:00
Neil Alexander	37e4492b86	Send ICMPv6 response to packets larger than session MTU (WIP: checksum wrong?)	2018-02-14 22:59:24 +00:00
Neil Alexander	844212e95b	Highlight packets that exceed the agreed session MTU	2018-02-14 14:08:40 +00:00
Arceliar	e9adf327b0	possibly fix deadlock from race in peer linkloop goroutine, add some related debug code to the admin	2018-02-07 17:48:30 -06:00
Arceliar	63aadf6e88	use smaller buffer sizes for buffered channels	2018-02-03 18:44:28 -06:00
Arceliar	c18d863a3e	update comments, mostly TODO/FIXME notes	2018-01-26 17:30:51 -06:00
Arceliar	625b97c511	add and use a thread-safe way of reading router internal state, and include active sessions in the admin query	2018-01-21 12:55:45 -06:00
Neil Alexander	b754d68068	Add an admin socket	2018-01-21 00:17:15 +00:00
Arceliar	502ab3cfaa	check that the source IP inside a packet matches the address or prefix for the session that transmitted it	2018-01-19 17:33:04 -06:00
Arceliar	f929df1ea9	minor performance adjustments	2018-01-18 18:48:34 -06:00
Arceliar	75965b6da4	Switch connAddr (udp map key) from string to a struct that allocates less. Reduce some other allocations. Use larger channel buffers to reduce backpressure from runtime jitter.	2018-01-13 07:26:26 -06:00
Neil Alexander	b3ebe76b59	Run gofmt -s -w .	2018-01-04 22:37:51 +00:00
Arceliar	d7e6d814a0	first code/readme/license commit	2017-12-28 22:16:20 -06:00