Arceliar
a09a83530f
update search description in comments
2020-03-22 18:42:42 -05:00
Arceliar
b651e57203
allow searches to continue as long as the next hop is closer than the Nth closest node found so far where N is currently 16 instead of 1 (makes searches more reliable), and cache all intermediate search steps in the dht
2020-03-19 21:11:17 -05:00
Arceliar
4809879995
refactor switch code so calling lookupTable.lookup does most of the important work
2020-03-10 01:03:07 -05:00
Arceliar
cfd8641925
fix conflicts with memleak bugfix
2020-03-10 00:03:26 -05:00
Arceliar
8075a60900
possibly fix memory leak (if this works, i don't yet understand how the leak was happening originally)
2020-03-08 19:32:14 -05:00
Arceliar
f308e81bf3
in the switch, keep a separate set of queues per peer instead of a global queue
2020-02-18 20:13:39 -06:00
Neil Alexander
471fcd7fdf
Update doc.go dial example
2020-02-16 23:57:05 +00:00
Neil Alexander
6c731c4efc
Fix comment on LocalAddr
2020-02-16 23:45:11 +00:00
Neil Alexander
429189d11d
Use 'curve25519' instead of 'pubkey'
2020-02-16 23:44:20 +00:00
Neil Alexander
6b0b704645
Update comments
2020-02-16 23:30:47 +00:00
Neil Alexander
d16505e417
Update CKR
2020-02-16 23:26:18 +00:00
Neil Alexander
63936c11b5
Update tuntap module, return pointers
2020-02-16 23:21:58 +00:00
Neil Alexander
c107f891d2
Implement pubkeys in API functions
2020-02-16 23:12:39 +00:00
Arceliar
657777881b
actually schedule the search cleanup code to run
2020-02-08 20:33:35 -06:00
Arceliar
8e05c6c6a7
better search cleanup, but needs more testing to make sure it really works
2020-02-08 20:26:37 -06:00
Arceliar
d0e6846173
work in progress to make searches use parallel threads per response, so one malicious node doesn't block progress from honest ones
2020-02-08 20:15:48 -06:00
Arceliar
d7d0c2629c
don't deduplicate search responses, but limit the max number of nodes handled per response
2020-02-08 17:04:00 -06:00
Arceliar
cd9613fddc
add some additional debug timing info and logging to dials, and fix an unnecessary delay in search startup
2020-02-07 22:34:54 -06:00
Arceliar
3faa0b2854
deduplicate the list of nodes to visit in a search (keeping newest rumors)
2020-02-06 20:47:53 -06:00
Arceliar
7c2cb9a02d
more search fixes/updates
2020-02-06 20:21:17 -06:00
Arceliar
cd856426e5
search timing changes
2020-02-06 18:37:58 -06:00
Arceliar
70659bfb91
sort search response results before sending requests
2020-02-06 17:38:42 -06:00
Arceliar
7e64f54c1f
log some info about searches and reduce search traffic (especially when things dead-end)
2020-02-01 13:58:08 -06:00
Neil Alexander
c48c4ddc80
Merge pull request #641 from Arceliar/misc
...
Misc tuning
2020-01-10 11:35:51 +00:00
Neil Alexander
2fc6f9a71d
Merge pull request #643 from adamruzicka/mtu
...
Unify MTU datatypes across the codebase
2020-01-07 22:39:38 +00:00
Neil Alexander
ef4d5553b6
Merge pull request #636 from cathugger/develop
...
util: fix possible OOB in IPv4 flowkey calc, use switch there
2020-01-07 22:38:31 +00:00
Arceliar
c3b1a6af65
some nodeinfo actor fixes and adjust search timeout
2020-01-06 18:37:43 -06:00
Neil Alexander
8c12fc4fdb
Merge branch 'develop' into misc
2020-01-05 23:04:51 +00:00
Neil Alexander
9304873047
Convert nodeinfo to actor
2020-01-05 22:15:52 +00:00
Adam Ruzicka
8358fe5c5c
Unify MTU datatypes across the codebase
...
The codebase uses int and unit16 to represent MTU randomly. This change
unifies it to a MTU type from types package, which is currently uint16.
2020-01-05 18:01:22 +00:00
Arceliar
8513f8f4dc
constant space searches that should play nicer if searching for an unreachable destination
2020-01-04 16:08:48 -06:00
Arceliar
201dbec63d
always keep the 2 closest nodes in each direction around the dht ring, possibly helps things recover faster after joins/leaves
2019-12-25 19:01:20 -06:00
Arceliar
9fac5355eb
make searches more parallel
2019-12-25 18:55:29 -06:00
cathugger
ff5de89762
util: fix possible OOB in IPv4 flowkey calc, use switch there
...
ihl may grow upto 15*4=60 so extract and check it before using it as offset in flowkey calculation.
also replace IFs with switches for protocol matching as it's less redundant and nicer to document.
2019-12-11 15:24:43 +02:00
Anatolii Kurotych
4159ccb893
Fix return value in Multicast.Stop()
2019-11-30 16:05:44 +02:00
Arceliar
729d2ca2ba
Update crypto.go
2019-11-29 17:14:27 -06:00
Dimitris Apostolou
73f50af3b7
Fix typos
2019-11-29 11:45:02 +02:00
Arceliar
c2a8b4bb57
get rid of an allocation in tunWriter's _write
2019-11-28 12:00:00 -06:00
Neil Alexander
ad8d30ce74
Revert "Force packets through the switch to be buffered (seems to help the reordering problem on Windows)"
...
This reverts commit 837e7da792
.
2019-11-26 09:44:35 +00:00
Neil Alexander
328dd6c054
Merge branch 'develop' into goodbyewater
2019-11-26 09:20:15 +00:00
Arceliar
98339cdc3f
possible fix if monotonic time resolution is related to packet reordering
2019-11-25 17:40:58 -06:00
Neil Alexander
837e7da792
Force packets through the switch to be buffered (seems to help the reordering problem on Windows)
2019-11-25 20:13:41 +00:00
Arceliar
3e07995518
it helps to actually set the flag...
2019-11-24 18:53:58 -06:00
Arceliar
27cc57dbbc
attempt to prevent incorrect idle notification in switch, needs testing
2019-11-24 18:24:17 -06:00
Arceliar
2e95a3131c
comment out pointless error that prints on some platforms and not others
2019-11-24 15:37:37 -06:00
Arceliar
2982b53555
make offset generic over TUN_OFFSET_BYTES so we can make this platform dependent
2019-11-24 15:09:28 -06:00
Arceliar
f6f9b3ef76
include offset in expected bytes written
2019-11-24 15:01:20 -06:00
Arceliar
6560aac1e9
fix error spam on shutdown
2019-11-24 13:42:56 -06:00
Neil Alexander
746fac6594
Fix go.mod/go.sum again and update DoAsSystem call
2019-11-23 13:56:48 +00:00
Neil Alexander
d0a307db97
Use Wireguard's DoAsSystem, fix build tags and go.mod/go.sum
2019-11-23 13:46:05 +00:00
Neil Alexander
0529910b01
Reuse GUID so Windows no longer keeps creating new networks each time Yggdrasil starts
2019-11-23 13:34:27 +00:00
Neil Alexander
baebaabc43
Fix typo
2019-11-22 20:16:24 +00:00
Neil Alexander
3a0870a448
Fix IfName 'auto' behaviour on Windows
2019-11-22 20:11:39 +00:00
Neil Alexander
f95ebeb821
Remove references to TAP
2019-11-22 20:08:19 +00:00
Neil Alexander
7d00206f4b
Update platform defaults, handling of 'auto' on Linux/Darwin
2019-11-22 20:07:08 +00:00
Neil Alexander
b27ada9191
Fix bad Name() calls
2019-11-22 18:39:27 +00:00
Neil Alexander
235b64345e
Configure addresses and MTUs, fix bugs
2019-11-22 18:34:43 +00:00
Neil Alexander
f5517acc81
Drop Water, use Wireguard tun library, drop TAP support
2019-11-22 16:43:50 +00:00
Arceliar
248a08b2f1
send a message to the sessions to update mtu instead of trying to update it directly
2019-11-21 19:23:44 -06:00
Neil Alexander
7c18c6806d
Further updates, notify sessions about updated MTU from API call
2019-11-21 09:54:36 +00:00
Neil Alexander
d1c445dc41
Thread safety for MTU API functions
2019-11-21 09:28:36 +00:00
Neil Alexander
e90be6f569
Add API functions for manipulating maximum session MTU, fix TUN/TAP to use that
2019-11-21 00:02:39 +00:00
Neil Alexander
d06c40ad19
Use existing constant
2019-11-20 22:40:48 +00:00
Neil Alexander
9fca3640f9
Fix couple of issues with MTU calculations
2019-11-20 22:11:52 +00:00
Arceliar
6b6a5a2906
Merge pull request #608 from neilalexander/mtu
...
Improve MTU handling
2019-11-19 19:37:25 -06:00
Arceliar
c0be481cde
Merge pull request #605 from wfleurant/src-version
...
Src version: return unknown not yggdrasilctl
2019-11-19 19:35:45 -06:00
Neil Alexander
f49d9de421
Fix setting up of MTU when value is outside of acceptable bounds, also account for ethernet headers in calculations, notify about clipping to stdout
2019-11-19 14:20:11 +00:00
Arceliar
5f1aea3636
fix deadlock when AddPeer fails
2019-11-12 21:01:32 -06:00
William Fleurant
49ba5bae17
yggdrasil: buildName should report unknown
2019-11-11 00:24:50 -05:00
Arceliar
6d3aefb825
fix a data race when an existing session's coords are updated in response to a successful search
2019-10-27 19:55:35 -05:00
Neil Alexander
cee28d11f8
Merge pull request #593 from Arceliar/bindtodevice
...
BindToDevice
2019-10-26 11:36:24 +01:00
Arceliar
710815fed5
add dummy functions for other platforms
2019-10-25 19:32:53 -05:00
Arceliar
cfc1e6b83d
fix a crash when shutting down if no multicast interfaces are configured
2019-10-25 18:40:09 -05:00
Arceliar
bcacfb0638
test adding BindToDevice to linux. if it works then we'll want to rethink slightly how we get the tcpContext on every platform, to make this compile everywhere and look a little cleaner
2019-10-25 18:33:23 -05:00
Arceliar
97a85e1d44
Merge pull request #583 from neilalexander/modules
...
Define module.Module interface
2019-10-24 21:48:05 -05:00
Neil Alexander
cd93969930
Fix isOpen for TUN/TAP actor
2019-10-24 23:37:39 +01:00
Neil Alexander
de3bdfa524
No longer use atomic for isOpen in multicast
2019-10-24 23:31:47 +01:00
Neil Alexander
d37133e311
Fix merge conflict from develop
2019-10-24 10:22:02 +01:00
Neil Alexander
5ca81f916e
Fix deadlocks
2019-10-24 09:54:57 +01:00
Neil Alexander
7341fcb9bc
Merge branch 'develop' into fix581
2019-10-24 09:29:29 +01:00
Neil Alexander
d58f88d29a
Update builds to Go 1.13 as this is required for TLS (apparently golang.org/x/crypto/ed25519 is not acceptable to the crypto/tls module and this prevents Yggdrasil from starting)
2019-10-24 09:28:09 +01:00
Neil Alexander
f784f33c2d
Backport fix for #581 from #583
2019-10-24 09:25:31 +01:00
Arceliar
c3dee478f5
fix ed25519 dependency for golang 1.12 and earlier, though we may want to update builds to 1.13 anyway...
2019-10-23 20:38:09 -05:00
Arceliar
996c6b4f47
add one TODO comment and run gofmt
2019-10-23 20:28:11 -05:00
Neil Alexander
cd77727c1e
Set TCP socket options before upgrading connection
2019-10-23 18:24:08 +01:00
Neil Alexander
6a22e6c9de
Initial connection upgrade/TLS peering support
2019-10-23 17:26:35 +01:00
Neil Alexander
337626a32c
Act multicast updates for safety
2019-10-23 11:12:51 +01:00
Neil Alexander
a072e063d8
Define module.Module interface, update admin/tuntap/multicast modules to comply with it, fix #581
2019-10-23 10:44:58 +01:00
Arceliar
ea085663ea
slight cleanup of dial's timeout
2019-10-21 20:52:16 -05:00
Arceliar
681c8ca6f9
safer dial timeout handling, in case it was used with a nil context or a context that had no timeout set
2019-10-21 20:47:50 -05:00
Arceliar
eccd9a348f
give yggdrasil.Dialer the same interface as a net.Dialer, so the only differences are what fields exist in the struct
2019-10-21 19:44:06 -05:00
Arceliar
efc0b9ef9f
Merge branch 'develop' into netconn
2019-10-21 18:47:40 -05:00
Arceliar
a81476f489
fix incorrectly held mutex in ckr getPublicKeyForAddress
2019-10-20 20:00:55 -05:00
Arceliar
cb40874f97
have listener return a net.Conn, adjust yggdrasil.Conn to match this interface
2019-10-19 15:10:28 -05:00
Arceliar
3491292599
code cleanup
2019-10-12 15:46:56 -05:00
Arceliar
31ce854835
update session when a search for an existing session finishes
2019-10-12 15:37:40 -05:00
Arceliar
a1c413f769
fix nil pointer dereference in yggdrasil.Conn.search
2019-10-06 11:53:14 -05:00
Arceliar
c38e40e8e3
actually use doCancel in writeNoCopy
2019-10-05 12:23:21 -05:00
Arceliar
83e3a24423
Merge pull request #562 from AwesomePatrol/dev/patrol/bench01
...
#60 Add simple tests and benchmark
2019-10-05 12:20:27 -05:00
Arceliar
f474869ad9
cleanup bad comment
2019-10-05 12:17:40 -05:00
Arceliar
fb3430207c
don't fail if there's an error setting bbr, just log it and continue
2019-10-05 11:03:38 -05:00
Arceliar
8e22d7137a
use bbr congestion control on linux, note that we're not doing anything intelligent with the errors right now if setting it fails
2019-10-05 10:47:15 -05:00
Arceliar
f22eac497b
typo
2019-10-03 18:50:33 -05:00
Arceliar
b2922189b8
fix deadlock from use of phony.Block by actors when ckr is enabled
2019-10-03 18:44:47 -05:00
Aleksander Mistewicz
783959208c
Add more comments to explain helper functions
2019-09-28 14:41:53 +02:00
Aleksander Mistewicz
8053766092
Add verbosity setting
2019-09-28 14:25:42 +02:00
Aleksander Mistewicz
21b236771b
Add a simple transfer benchmark
2019-09-28 14:25:42 +02:00
Aleksander Mistewicz
8677a042cf
Wait for nodes to negotiate
2019-09-28 14:25:42 +02:00
Aleksander Mistewicz
fffbbbcbd3
Pass message between nodes
2019-09-28 14:25:42 +02:00
Aleksander Mistewicz
d96fb27ab8
Add simple connection test
2019-09-28 14:25:42 +02:00
Arceliar
0f99d590a1
typo, ipv6->ipv4
2019-09-26 18:15:26 -05:00
Arceliar
e16d3efb0a
check packet length before checking if it's an ipv6 packet, and add some trace level logging whenever a packet is rejected for being too short to parse
2019-09-26 18:11:58 -05:00
Arceliar
a87581b0fa
Merge pull request #556 from Arceliar/switch
...
Switch hack
2019-09-25 17:58:01 -05:00
Arceliar
ac58c3586e
cleanup/comments
2019-09-25 17:53:25 -05:00
Neil Alexander
d27891aaf6
Merge pull request #528 from yggdrasil-network/documentation
...
Documentation updates
2019-09-25 17:09:09 +01:00
Arceliar
b9e74f34ec
replace the send-to-self with a timer and an arbitrary timeout; i don't really like this but it seems to work better (1 ms is fast by human standards but an eternity for a syscall or the scheduler, so i think that's reasonable)
2019-09-24 18:28:13 -05:00
Arceliar
8c64e6fa09
explicitly notify the switch when a link appears to be blocked in a send instead of assuming this is the case for all idle links. how we decide when it's really blocked still needs testing/optimizing
2019-09-24 18:01:35 -05:00
Arceliar
691192ff5a
weird scheduler hack, seems to tend to make things more stable without actually locking streams to any particular link
2019-09-21 14:33:45 -05:00
Arceliar
87658f83e9
Revert "force things to buffer in the switch if the best link is currently busy. note that other links can end up sending if they become non-idle for other reasons. this is a temporary workaround to packet reordering, until we can figure out a better solution"
...
This reverts commit 80ba24d512
.
2019-09-20 23:09:12 -05:00
Arceliar
8003ea0f3e
use a separate multicast beacon interval per multicast interface
2019-09-20 17:42:42 -05:00
Neil Alexander
1cd4b6e8dd
Increase multicast interval at startup from 1s to 15s
2019-09-20 10:08:41 +01:00
Arceliar
f9163a56b6
fix race between listener accepting and shutting down
2019-09-19 19:50:45 -05:00
Arceliar
eeb34ce4e4
modify TcpListener
2019-09-19 19:45:17 -05:00
Arceliar
93e81867fd
have link.stop signal active links to close, have tcp.stop wait for all listeners and active connections to close
2019-09-19 19:15:59 -05:00
Neil Alexander
681e9afc79
Merge develop into bugfixes
2019-09-19 09:05:56 +01:00
Neil Alexander
7b1678a11d
Goroutines in _addPeerLoop from bugfixes
2019-09-19 09:04:25 +01:00
Neil Alexander
5a382e7e0b
Cherrypick fixes for _addPeerLoop memory leak for now
2019-09-19 08:55:55 +01:00
Arceliar
995d67cca8
fix leak in _addPeerLoop
2019-09-18 18:46:03 -05:00
Arceliar
92d9274f3f
resolve conflicts
2019-09-18 18:40:01 -05:00
Arceliar
2d64a6380a
misc other fixes
2019-09-18 18:33:51 -05:00
Neil Alexander
909e4e29a8
Don't spawn goroutines for addPeerLoop, TCP connect timeout of 5 seconds for now
2019-09-18 23:44:28 +01:00
Neil Alexander
64570a8d3e
Merge pull request #542 from Arceliar/switch
...
Switch
2019-09-18 20:26:48 +01:00
Neil Alexander
0a12e4b1c1
Revert "Catch a nil pointer when sending a session packet to a conn, this shouldn't happen but it's caused multiple crashes in conn.recvMsg"
...
This reverts commit be35675d0f
.
2019-09-18 20:26:06 +01:00
Neil Alexander
ddaaa865cb
Be more verbose when a peer or listener is badly formatted
2019-09-18 19:58:41 +01:00
Neil Alexander
94cf2854a9
Fix panic where slice goes out of bounds because iface.Read returns less than zero (which might happen when the TUN/TAP interface is closed)
2019-09-18 19:48:53 +01:00
Neil Alexander
ae0b2672ff
Fix #539
2019-09-18 19:48:16 +01:00
Neil Alexander
2dc136f94a
Multicast actor to prevent races
2019-09-18 16:51:46 +01:00
Neil Alexander
b959f53fee
Shut down listeners when stopping
2019-09-18 16:32:22 +01:00
Neil Alexander
b0df9e2f31
Fix race when adding peers
2019-09-18 16:15:33 +01:00
Neil Alexander
c78a4cb28f
Only stop timers if they are running
2019-09-18 15:34:26 +01:00
Neil Alexander
366fe7e772
Allow multicast to be shut down more sanely
2019-09-18 15:31:43 +01:00
Neil Alexander
00a972b74e
Disconnect peers when stopping, stop modules before core
2019-09-18 15:22:17 +01:00
Neil Alexander
846df4789a
Be more verbose when a peer or listener is badly formatted
2019-09-18 15:01:19 +01:00
Neil Alexander
200b3623b2
Fix #539
2019-09-18 14:32:28 +01:00
Neil Alexander
e9bacda0b3
Catch a nil pointer when sending a session packet to a conn, this shouldn't happen but it's caused multiple crashes in conn.recvMsg
2019-09-18 14:07:26 +01:00
Neil Alexander
c3016e680c
Fix panic where slice goes out of bounds because iface.Read returns less than zero (which might happen when the TUN/TAP interface is closed)
2019-09-18 14:05:18 +01:00
Neil Alexander
40204caab6
Try to fix race condition in sessions.reset
2019-09-18 14:03:31 +01:00
Neil Alexander
be35675d0f
Catch a nil pointer when sending a session packet to a conn, this shouldn't happen but it's caused multiple crashes in conn.recvMsg
2019-09-18 13:37:01 +01:00
Arceliar
80ba24d512
force things to buffer in the switch if the best link is currently busy. note that other links can end up sending if they become non-idle for other reasons. this is a temporary workaround to packet reordering, until we can figure out a better solution
2019-09-17 19:42:07 -05:00
Arceliar
0141180279
cleanup
2019-09-09 19:25:10 -05:00