Neil Alexander
38e8b036d2
Use addUint64 instead to not interfere with coordinate parsing
2018-07-22 18:33:53 +01:00
Neil Alexander
81fde1a805
Use flow label instead of TCP/UDP/SCTP source/destination ports
2018-07-22 18:16:03 +01:00
Neil Alexander
3f4295f8cd
Only split queues based on port number for TCP/UDP/SCTP, rely only on protocol number for other protos to prevent issues with IPIP, GRE, etc
2018-07-22 12:00:40 +01:00
Arceliar
9cbcaf39ac
Use coords for queue stream IDs in the switch, and append protocol/port information to coords when sending, to designate different streams
2018-07-21 18:59:29 -05:00
Arceliar
996a593fa2
Sort dotgraph links by integer value
2018-07-20 23:02:25 -05:00
Arceliar
549d6f9dd2
Merge pull request #163 from neilalexander/tapmtu
...
Cap MTU on Linux in TAP mode
2018-07-19 18:25:03 -05:00
Arceliar
9ff08c1b34
Merge pull request #165 from cathugger/master
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rearrange tcp reading loop
2018-07-19 18:18:51 -05:00
cathugger
91a374d698
rearrange tcp reading loop
...
according to documentation of io.Reader interface,
"Callers should always process the n > 0 bytes returned before considering the error err. Doing so correctly handles I/O errors that happen after reading some bytes and also both of the allowed EOF behaviors."
2018-07-19 21:58:53 +00:00
Neil Alexander
55b56e8686
Normalise startup output for TUN/TAP on Linux and Windows
2018-07-19 10:15:26 +01:00
Neil Alexander
df9cadd938
Cap MTU on Linux in TAP mode
2018-07-19 10:01:12 +01:00
Arceliar
1baafdd17d
Merge pull request #162 from cathugger/master
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More verbose disconnect messages
2018-07-18 22:55:45 -05:00
cathugger
f4bb2aaaeb
More verbose disconnect messages
2018-07-19 01:03:24 +00:00
Neil Alexander
cff7ef026f
Make yggdrasilctl less case-sensitive
2018-07-09 19:30:41 +01:00
Neil Alexander
f21cbaef9c
Fix debug builds after changes in #155
2018-07-09 09:38:48 +01:00
Neil Alexander
d59bdfeb99
Fail to TCP when parsing AdminListen
2018-07-08 10:37:20 +01:00
Arceliar
bf90447cc4
update admin socket error message and run gofmt
2018-07-07 19:37:36 -05:00
Neil Alexander
b24c7ffa6b
Resolve merge conflict with platformdefaults
2018-07-07 20:08:23 +01:00
Neil Alexander
a5af69df8a
Use Close() for admin socket
2018-07-07 20:04:11 +01:00
Neil Alexander
2a931df07a
Try to clean up UNIX domain admin sockets if shutdown properly
2018-07-07 12:34:10 +01:00
Neil Alexander
14d48597da
Fix openbsd and netbsd
2018-07-07 12:18:03 +01:00
Neil Alexander
36c89da848
Stick with tcp://localhost:9001 as default for now
2018-07-07 12:16:55 +01:00
Neil Alexander
1692bd98fd
Centralise platform defaults into the 'defaults' package
2018-07-07 12:08:52 +01:00
Neil Alexander
cd6030ec8f
Add support for UNIX domain admin sockets and specifying URIs in AdminListen
2018-07-07 11:22:49 +01:00
Arceliar
ba4047b51a
correctly update buffer sizs when buffers overflow, and returned freed packets to the byte store
2018-07-06 17:27:04 -05:00
Arceliar
ad5dc9ea87
Drop 1 packet instead of a whole queue when overflowing
2018-07-06 00:55:00 -05:00
Arceliar
e6a47f705d
when dropping a queue, select one at random based on queue size in bytes
2018-07-06 00:11:36 -05:00
Arceliar
1a65c065d0
prioritize sending from small queues that have been blocked for a long time
2018-07-05 23:56:37 -05:00
Arceliar
7da4967f5e
Limit maximum queue size to 4 MB
2018-07-05 23:39:41 -05:00
Arceliar
a7c8be4d69
base backpressure decisions on queue size in bytes, instead of packet counts
2018-07-05 23:07:01 -05:00
Arceliar
b63b534fa7
drop packets that have been queued for longer than some timeout (currently 25ms) instead of using fixed length queues
2018-06-25 18:12:18 -05:00
Arceliar
7695a3fcbf
try using a simpler FIFO order for each backpressure buffer, since there are other mechanisms to penalize the flooding node, leads to better TCP throughput without affecting traffic between other nodes (does affect traffic in the same session, but there's hypothetically workarounds to that)
2018-06-24 20:20:07 -05:00
Arceliar
4ad2446557
cleanup
2018-06-24 18:21:00 -05:00
Arceliar
03949dcf3f
fix my terrible bug, I have no idea why the old one even worked
2018-06-24 18:05:00 -05:00
Arceliar
9c028e1d0d
switch to a separate queue per stream of traffic, FIXME for some reason this makes distance calculations more expensive in handleIdle?
2018-06-24 17:39:43 -05:00
Arceliar
189628b381
cleanup
2018-06-23 23:55:27 -05:00
Arceliar
0ad801bcfe
more work on backpressure, but still needs more testing
2018-06-23 23:33:03 -05:00
Arceliar
4b83efa218
more backpressure work, still needs testing
2018-06-23 21:51:32 -05:00
Arceliar
52a0027aea
switch refactoring, setup for a better approximation of local backpressure
2018-06-23 20:59:26 -05:00
Arceliar
988f4ad265
add a dedicated switch worker and start using it for lookups
2018-06-23 19:08:32 -05:00
Arceliar
2ae213c255
I'll try sorting, that's a good trick
2018-06-23 01:10:18 -05:00
Arceliar
cceecf4b1a
larger out queue size, make sure linkOut packets always get sent first
2018-06-22 23:46:42 -05:00
Arceliar
0021f3463f
slightly better way for the tcp sender goroutine(s) to block waiting for work
2018-06-22 20:39:57 -05:00
Neil Alexander
f68f779bee
Change box_pub_key to key in admin API
2018-06-22 22:26:17 +01:00
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
254be42614
gofmt
2018-06-21 10:39:43 -05:00
Arceliar
19014a198e
randomize the delay after tcp disconnects, to prevent synchronization issues
2018-06-21 10:38:31 -05:00
Arceliar
f599a1a2c1
start the pprof based on an env variable in debug builds, otherwise remove the flag/release.go stuff
2018-06-21 10:32:16 -05:00
Arceliar
496dc94f02
possibly mitigate livelock bug where lossy links lead to constant connect/disconnect cycles due to disagreement about which of the two duplicate autoconnection attempts to use
2018-06-16 15:31:25 -05:00
Arceliar
7fe038f87e
prevent parent nodes from forcing coord oscillation, have dht.handleRes clean up the old request info immediately
2018-06-14 12:32:18 -05:00
Neil Alexander
6c556da05e
Merge pull request #125 from Arceliar/cleanup
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Cleanup
2018-06-14 15:26:34 +01:00
Arceliar
d9c9787611
avoid the proxy.SOCK5 connection attempt unless we're actually going to use the dialer
2018-06-14 09:21:35 -05:00
Arceliar
e8eaabf0c8
comment
2018-06-14 09:12:58 -05:00
Arceliar
57837057b7
tcp/socks cleanup
2018-06-14 09:11:34 -05:00
Arceliar
f7a7f601a0
cleanup old ugly session MTU code that only mattered with lossy UDP fragments
2018-06-14 08:38:43 -05:00
Arceliar
93ffc0b876
macos
2018-06-14 08:00:57 -05:00
Arceliar
e7fca66655
fix address/prefix code, platform specific parts still need testing
2018-06-14 07:58:07 -05:00
Arceliar
330175889e
switch address range from fd00::/8 to the deprecated 0200::/7 range
2018-06-14 07:08:48 -05:00
Arceliar
cd514799da
recover if p.doSend is closed due to a race between peers.doSendSwitchMsgs and peers.removePeer
2018-06-13 00:24:12 -05:00
Arceliar
b006748da4
code cleanup
2018-06-12 17:50:08 -05:00
Arceliar
9ce428af66
Merge pull request #112 from neilalexander/documentation
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Adds more comments to ICMPv6 and TUN/TAP.
2018-06-12 17:11:24 -05:00
Neil Alexander
8e2c2aa977
Document ICMPv6 and TUN/TAP
2018-06-12 22:45:53 +01:00
Arceliar
24228bd381
disable unused configuration Net field and clean up comments to remove mention of UDP where no longer applicable
2018-06-12 14:00:04 -05:00
Arceliar
359af66d0d
exponential dht throttle backoff, and make it based on when packets were sent as part of bootstrapping/maintenance, not when arbitrary packets were received
2018-06-12 03:16:10 -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
038a51fd13
it helps to add new files
2018-06-09 18:44:59 -05:00
Arceliar
72cca4ea43
version check/warning adjustments
2018-06-09 18:38:30 -05:00
Arceliar
076350f963
remove old tcp key exchange code
2018-06-09 17:49:02 -05:00
Arceliar
8733099516
add version metadata to key exchange at the start of connections
2018-06-09 17:46:19 -05:00
Arceliar
f5c850f098
better way to do wire signed ints (no negative zero, remove conditionals)
2018-06-09 16:36:13 -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
1dcc60f054
check root before accepting that a message is good and unblocking a new peer
2018-06-08 17:33:16 -05:00
Arceliar
f30d040366
Merge branch 'master' of https://github.com/yggdrasil-network/yggdrasil-go into develop
2018-06-08 16:17:24 -05:00
Arceliar
495891d9e8
remove testing panics
2018-06-07 22:32:01 -05:00
Arceliar
e29f700dd6
enable multicast on interfaces that come up after startup
2018-06-07 22:07:19 -05:00
Arceliar
ea1d21f7e5
don't change dhtInfo.pings when sending a search, to prevent multiple different searches from evicting a node
2018-06-07 21:28:08 -05:00
Arceliar
bced15b138
remove TTL from traffic packets
2018-06-07 20:29:22 -05:00
Arceliar
84c13fac90
don't use TTL
2018-06-07 20:18:13 -05:00
Arceliar
fe12e1509a
add a throttle to nodes in the dht. the throttle is gradually increased each time the node is pinged. it determines the minimum amount of time to wait between using the node in a bootstrapping search
2018-06-07 17:55:43 -05:00
Arceliar
ec1c173ca5
it helps to check that messages decoded correctly
2018-06-07 16:53:39 -05:00
Arceliar
bcfeb22915
more tcp debugging
2018-06-07 16:49:51 -05:00
Arceliar
63feed8dc3
adjust tcp timeout and add shadow queues to track dropped packets
2018-06-07 15:04:17 -05:00
Arceliar
c1f8baf9b5
update dht.reset() to possibly play better with coord changes
2018-06-07 14:39:43 -05:00
Arceliar
d468882147
cleanup
2018-06-07 14:24:02 -05:00
Arceliar
f8ba80e7d8
remove old switchMessage and clean up related code
2018-06-07 14:13:31 -05:00
Arceliar
00e4da28c7
use/store switchMsg in the switch instead of going through the old switchMessage
2018-06-07 13:56:11 -05:00
Arceliar
3dab94be9f
keep dht peers alive
2018-06-07 10:58:24 -05:00
Arceliar
deb755e3e9
remove peer.linkIn channel and related logic
2018-06-07 00:49:06 -05:00
Arceliar
ecf37cae8a
make the switch react to peer coord changes immediately, and send out updates immediately
2018-06-07 00:16:47 -05:00
Arceliar
85afe187ff
remove peer timeout logic from the switch, so switch peer entrires are only removed when the peer struct is removed
2018-06-06 23:23:16 -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
5dc0cb5544
move wire_encode_locator logic into getBytesForSig, since that's the only place it's used
2018-06-06 23:00:17 -05:00
Arceliar
1e7d34492d
fix signature checks and add some TODO reminder comments
2018-06-06 22:39:22 -05:00
Arceliar
5fb33da3a2
remove old switch anc/hop/res code
2018-06-06 21:18:21 -05:00
Arceliar
6811759fc9
add new switchMsg struct to replace old anc/hop/res approach
2018-06-06 21:11:10 -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
bbae9ff8e8
Merge pull request #92 from Arceliar/backpressure
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Use backpressure instead of estimated bandwidth
2018-06-06 16:58:48 -05:00
Arceliar
fad6f6b50e
remove udp.go
2018-06-06 16:57:36 -05:00
Arceliar
da928af361
fix sim and run gofmt
2018-06-06 16:49:23 -05:00
Arceliar
240841eb38
remove unused recursive search packets
2018-06-06 16:46:15 -05:00
Arceliar
1b89892610
remove UDP, to be replaced with a better implementation later
2018-06-06 16:40:35 -05:00
Neil Alexander
6d9d01dae1
Fix IfName='none'
2018-06-02 23:29:06 +01:00
Arceliar
b9ea5350c6
update search.go comments to describe the iterative approach
2018-06-02 16:45:45 -05:00
Arceliar
3e1ac81854
allow searches to start with nodes further from the destination than ourself
2018-06-02 16:39:34 -05:00
Arceliar
45abfafbba
value instead of pointer types for search dest/mask
2018-06-02 16:33:58 -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
28e6c738e2
Merge branch 'master' into iterdht
2018-06-02 15:00:24 -05:00
Arceliar
09baad48e3
retry failed iterative searches, possibly becoming parallel if things are just slow, and keep track of / skip nodes that were already visited in the search
2018-06-02 14:57:06 -05:00
Neil Alexander
bc37d4fb76
Improve formatting of dot: dashed grey for unknown nodes, sans-serif text
2018-06-02 14:24:06 +01:00
Arceliar
ed6c9c2a54
deduplicate dht responses when adding them to the search, limit the search toVisit size
2018-06-02 00:29:36 -05:00
Arceliar
10a72444e3
get itersearch to run in the sim
2018-06-02 00:16:47 -05:00
Arceliar
ecf7e490d7
start of iterative dht searches
2018-06-01 23:34:21 -05:00
Neil Alexander
ec80a81ed5
Mark extrapolated nodes with dashed outline
2018-06-01 23:33:02 +01:00
Neil Alexander
e4082f218f
Add text to dot graph explaining how a node is known
2018-06-01 23:23:24 +01:00
Neil Alexander
a2df5107f0
Change colour scheme: green for self, yellow for peer, blue for open session, white for DHT
2018-06-01 14:20:47 +01:00
Arceliar
ca15bbea57
try color coding dot output
2018-05-31 20:28:09 -05:00
Neil Alexander
ccf71af6b7
Move Init from core.go to debug.go as function is only for simulator
2018-05-27 23:37:57 +01:00
Neil Alexander
460a22c063
Clean up some exported constants
2018-05-27 23:31:34 +01:00
Neil Alexander
a9e61d0d37
Add support for building "release" builds that don't contain pprof which are substantially smaller. To build a "debug" build, use "-tags debug" with "go build"
2018-05-27 23:22:50 +01:00
Neil Alexander
35173e2388
Fix starting TUN read/write
2018-05-27 22:35:30 +01:00
Neil Alexander
4c115de633
De-debug
2018-05-27 22:13:37 +01:00
Arceliar
38e7704161
use backpressure instead of estimated bandwidth, sorted by uptime to break ties
2018-05-27 13:37:35 -05:00
Arceliar
02ba9dc97c
fix npe, these don't need to be pointers
2018-05-27 13:22:21 -05:00
Arceliar
7b12493417
panic if tcp startup fails, since otherwise a nil pointer occurs in multicast. make udp do the same thing.
2018-05-27 12:56:33 -05:00
Neil Alexander
a0f547cc1b
Fix being able to enable/disable multicast
2018-05-26 21:50:47 +01:00
Neil Alexander
bc899c395a
Fix accidental truncation of addresses ending in 8 on macOS and BSD
2018-05-26 21:47:54 +01:00
Neil Alexander
5d87601118
Add getMulticastInterfaces and getSelf to yggdrasilctl
2018-05-23 22:13:52 +01:00
Neil Alexander
1fd53bcb7d
Update comments in configuration
2018-05-23 14:02:13 +01:00
Neil Alexander
ce854a76bd
Add -normaliseconf option and temporarily correct old config item names in running config
2018-05-23 12:04:27 +01:00
Neil Alexander
9d9083e373
Update configuration names, fix multicast interface selection
2018-05-23 11:28:20 +01:00
Neil Alexander
6f79184c9b
Move multicasting into yggdrasil package
2018-05-23 11:13:53 +01:00
Neil Alexander
388ae09fca
Rename some config items
2018-05-22 23:43:29 +01:00
Arceliar
b10ae51565
Merge pull request #85 from neilalexander/yggdrasilctl
...
Human-readable formatting in yggdrasilctl
2018-05-21 19:21:00 -05:00
Neil Alexander
04b3e84023
Show your IPv6 address and subnet when starting
2018-05-21 16:15:31 +01:00
Neil Alexander
9567446f50
Offload formatting to yggdrasilctl and keep precision in JSON
2018-05-21 15:21:23 +01:00
Neil Alexander
59688dcab3
Fix formatting of bytes_sent, bytes_recvd, last_seen, uptime
2018-05-21 15:05:01 +01:00
Neil Alexander
ca3e541d3b
Friendly formats for getDHT, getSessions, setTunTap etc
2018-05-21 14:14:57 +01:00
Neil Alexander
201701ae4a
Add some pretty printing to yggdrasilctl, small modifications to JSON formatting in admin socket
2018-05-21 13:54:51 +01:00
Neil Alexander
bd32f5890b
Run gofmt -s -w
2018-05-21 07:28:03 +01:00
Neil Alexander
79131bb959
Minor tweaks
2018-05-20 23:25:07 +01:00
Neil Alexander
aae570de2a
Optional parameters are now square instead of pointed brackets, avoid nils for help
2018-05-20 21:57:05 +01:00
Neil Alexander
c765e0566f
Convert rest of functions, fix setTunTap
2018-05-20 21:54:15 +01:00
Neil Alexander
c75566d5ac
Various fixes and error catching, add setTunTap
2018-05-20 21:44:30 +01:00
Neil Alexander
4ecc7ce860
Add getTunTap to JSON admin socket
2018-05-20 19:42:37 +01:00
Neil Alexander
c3ca5c64b1
Add some more functions to JSON admin socket
2018-05-20 19:23:43 +01:00
Neil Alexander
9713e73969
Fix dot
2018-05-20 17:25:13 +01:00
Neil Alexander
a6ef7166ea
Start JSON-ifying the admin socket
2018-05-20 17:21:14 +01:00
Arceliar
5c0636eb3d
add uptime and bytes sent/recvd to peer struct and getPeers
2018-05-18 20:41:02 -05:00
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
