107 Commits

Author SHA1 Message Date
Arceliar
8cf8b0ec41 fix bug in recvPacket for packets coming from a subnet 2018-11-11 00:00:47 -06:00
Neil Alexander
685b565512
Check IP header lengths correctly per protocol 2018-11-07 10:29:08 +00:00
Neil Alexander
9542bfa902
Check the session perm pub key against the CKR key 2018-11-07 10:16:46 +00:00
Neil Alexander
fbfae473d4
Use full node ID for CKR routes instead of truncated node IDs from the address/subnet 2018-11-07 10:04:31 +00:00
Neil Alexander
39dab53ac7
Update comments in configuration and some godoc descriptions 2018-11-06 22:57:53 +00:00
Neil Alexander
0240375417
IPv4 CKR support in router 2018-11-06 20:49:19 +00:00
Neil Alexander
424faa1c51
Support IPv4 in ckr.go 2018-11-06 20:04:49 +00:00
Neil Alexander
cb7a5f17d9
Check destination address upon receive in router 2018-11-06 19:23:20 +00:00
Neil Alexander
19e6aaf9f5
Remove sourceSubnet from router 2018-11-06 00:06:37 +00:00
Neil Alexander
8c2327a2bf
Add source addresses option and more intelligent source checking 2018-11-05 23:59:41 +00:00
Neil Alexander
cfdbc481a5
Modify source address check for CKR 2018-11-05 23:22:45 +00:00
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