826 Commits

Author SHA1 Message Date
Neil Alexander
c9554f82be
Formatting tweaks in api.go 2019-07-28 11:35:16 +01:00
Neil Alexander
24f4754f2b
Export NodeInfoPayload type, rename some API functions 2019-07-28 11:30:24 +01:00
Arceliar
38e1503b28 split up some of the tun reader logic into a separate worker, so the main loop can be mostly just syscalls 2019-07-27 20:09:43 -05:00
Arceliar
b66bea813b rename a couple of things and move a PutBytes so it happens sooner 2019-07-27 18:23:55 -05:00
Arceliar
9e118884d4 remove some commented code 2019-07-27 18:12:06 -05:00
Arceliar
e0a3055c2f get rid of session workers, new util.PutBytes/GetBytes logic 2019-07-27 18:10:32 -05:00
Neil Alexander
377f88512b
Remove commented out router function 2019-07-27 15:57:19 +01:00
Neil Alexander
de1005e4fa
Various API changes and simplifications to fix mobile builds 2019-07-27 15:00:09 +01:00
Neil Alexander
195d577151
Add IFF_NODAD/IFF_SECURED, define consts 2019-07-27 13:30:47 +01:00
Arceliar
e5bb9bcb8d change how searches are initialized so we actually send a dhtReq to ourself and get a response, in case we're the destination 2019-07-26 17:44:40 -05:00
Neil Alexander
6263fa287c
Merge pull request #467 from neilalexander/debugtext
Send PPROF output text to stderr
2019-07-23 08:15:03 +01:00
Neil Alexander
f208b7f542
Merge pull request #469 from neilalexander/fix468
Don't send IP back twice with getPeers
2019-07-23 08:14:49 +01:00
Neil Alexander
de9d0a6cf1
Redirect Conn session closure errors to debug channel 2019-07-22 22:41:55 +01:00
Neil Alexander
8669091a08
Don't send IP back twice with getPeers 2019-07-22 19:45:48 +01:00
Neil Alexander
34ac5c9197
Send PPROF output text to stderr instead of stdout so that it doesn't break -genconf 2019-07-20 21:56:53 +01:00
Neil Alexander
48ad3c5d7f
Update water go.mod references, fix some bugs in TAP mode (which should hopefully fix Windows support too) 2019-07-20 16:13:54 +01:00
Neil Alexander
36201895e7
Don't mangle bs slice in TAP mode 2019-07-20 12:10:05 +01:00
Neil Alexander
2582df752d
Fix resetting Windows adapter (reverting previous change) 2019-07-20 11:43:30 +01:00
Neil Alexander
1a5c2a4942
Update Windows module a bit - capture TAP setup errors earlier, refer to newer version of water which should fix #456 2019-07-19 22:21:30 +01:00
Arceliar
cf3ebe04a7 have Conn use Cancellation instead of manually setting up timers 2019-07-17 21:37:45 -05:00
Arceliar
6bf182e341 add util.CancellationChild() and run gofmt 2019-07-17 21:15:02 -05:00
Arceliar
06e8403aaf add cancellation code to util, like context but just the cancellation parts + some error logic 2019-07-17 21:09:22 -05:00
Arceliar
5301207480 fix possible unsafe memory use in Conn.Read 2019-07-17 18:25:38 -05:00
Neil Alexander
06330f503f
Recover if stillAlive fails 2019-07-18 00:02:16 +01:00
Neil Alexander
311c612f2e
Only flag stillAlive on successful write 2019-07-17 23:23:19 +01:00
Neil Alexander
307b24d8cb
Fix Conn.Read/Conn.Write behavior after Conn.Close, get rid of second TUN/TAP conn reader goroutine, no longer use deadlines 2019-07-17 21:42:17 +01:00
Neil Alexander
1bf1c6eb36
Revert "Remove stillAlive code from TUN/TAP conn as it is no longer required with the new deadlines"
This reverts commit eec70bf2f22028a1cae5fe60f8a89dfbb84bc1b0.
2019-07-17 19:43:29 +01:00
Neil Alexander
eec70bf2f2
Remove stillAlive code from TUN/TAP conn as it is no longer required with the new deadlines 2019-07-17 13:53:16 +01:00
Neil Alexander
7d1c03d2ac
Only call stillAlive if channel read succeeds 2019-07-17 12:07:16 +01:00
Neil Alexander
747b50bb7c
Try to improve handling of timeouts 2019-07-17 11:13:53 +01:00
Neil Alexander
d34600b5f9
Try to fix TUN/TAP conn reader leakage 2019-07-17 10:12:10 +01:00
Neil Alexander
145a43e5f0
Fix #413 by always generating public keys from private ones instead of trusting public keys supplied by config 2019-07-16 09:49:28 +01:00
Neil Alexander
ea9d5db16d
Make admin socket output a bit friendlier (fixes #385) 2019-07-07 19:41:53 +01:00
Neil Alexander
30c03369cd
Try to fix CKR setup deadlock, fix some Windows output formatting 2019-07-06 20:08:32 +01:00
Neil Alexander
a10c141896
Fix data race on peermacs 2019-07-06 15:15:43 +01:00
Neil Alexander
e8272926a4
Fix TAP mode 2019-07-06 15:08:17 +01:00
Neil Alexander
618d46a7b3
Don't block on adding peers in case one is unreachable and we are forced to wait for timeout 2019-07-06 12:12:30 +01:00
Neil Alexander
12486b0557
Try to more gracefully handle shutdowns on Windows 2019-07-06 11:52:30 +01:00
Arceliar
86c30a1fc4 fix another panic from a send on a closed session worker channel, from races between Conn.Read/Write/Close 2019-07-01 18:55:07 -05:00
Arceliar
cd29fde178 temporary workaround to concurrency bug in sessions.getSharedKey 2019-06-29 19:32:15 -05:00
Arceliar
fbe44ea973 fix bug in session api code 2019-06-29 19:25:34 -05:00
Arceliar
40553a6a44 make GetSessions use the session workers to avoid races 2019-06-29 18:56:26 -05:00
Arceliar
d39428735d recover if we try to send to a closed session worker due to a race between a Conn.Write call and a Conn.Close call 2019-06-29 18:50:21 -05:00
Arceliar
28db566b37 fix concurrency bug in iface.go 2019-06-29 18:44:24 -05:00
Arceliar
7d58a7ef3e fix channel multiple close bug and concurrency bug in the way sessionInfo.close was being called 2019-06-29 17:44:28 -05:00
Arceliar
818eca90db fix nil pointer deref if searches fail, block dial until a search exceeds or a timeout passes (todo: replace timer with context) 2019-06-29 16:10:02 -05:00
Arceliar
8ecf99d8a9
Merge pull request #443 from Arceliar/dial
Bugfix in dial code
2019-06-29 12:21:19 -05:00
Arceliar
784acba823 I think this fixes the concurrent map read/write panic 2019-06-29 12:14:44 -05:00
Neil Alexander
0d23342358
Merge pull request #441 from Arceliar/dial
Dial
2019-06-29 10:52:05 +01:00
Arceliar
e88bef35c0 get rid of old buffered session packets 2019-06-28 20:02:58 -05:00
Arceliar
e7cb76cea3 clean up unused old session maps 2019-06-28 19:21:44 -05:00
Arceliar
c808be514f make tunAdapter.wrap return the right thing 2019-06-28 19:11:28 -05:00
Arceliar
5df110ac79 make Dial block until the search finishes, and use it as such 2019-06-28 18:42:31 -05:00
Neil Alexander
ac8ff740ee
Merge pull request #438 from neilalexander/multicast
Try and solidify multicast interface behavior
2019-06-29 00:38:38 +01:00
Neil Alexander
27b3b9b49b
Return new copy of interfaces on each Interfaces() call 2019-06-29 00:12:56 +01:00
Neil Alexander
93a323c62c
Add support for logging to file or syslog instead of stdout 2019-06-28 23:45:04 +01:00
Arceliar
29a0f8b572 some minor refactoring to dht callbacks and searches, work in progress 2019-06-25 19:31:29 -05:00
Neil Alexander
54f1804101
Try and solidify multicast interface behavior 2019-06-20 15:11:55 +01:00
Neil Alexander
2fd3ac6837
Merge pull request #432 from neilalexander/gatekeeper
Implement session gatekeeper functions
2019-06-13 23:41:42 +01:00
Neil Alexander
f545060e89
Add notes on isSessionAllowed checks 2019-06-13 23:37:53 +01:00
Neil Alexander
9a7d350884
Fix expressions 2019-06-11 23:48:00 +01:00
Neil Alexander
e229ad6e2b
Update comments 2019-06-11 12:52:13 +01:00
Neil Alexander
720a078a35
Add SetSessionGatekeeper
This allows you to define a function which determines whether a session connection (either incoming or outgoing) is allowed based on the public key.
2019-06-11 10:52:21 +01:00
Neil Alexander
17175b49f2
Add multicast interfaces to platform-specific defaults (this makes it easier to avoid bringing AWDL up by default on macOS as an example, or over L2 VPNs when not expected) 2019-06-11 10:18:59 +01:00
Arceliar
4b56849b08 fix issue with sessions dying and never being fixed 2019-06-10 22:09:12 -05:00
Arceliar
1addf08ccd don't have Conn.Read return an error for temorary crypto failures from e.g. out of order packets, just drop the packet and keep blocking until there's usable traffic 2019-05-31 17:51:01 -05:00
Neil Alexander
f0422dbd8b
Fix panic when determining if CKR is enabled 2019-05-30 17:33:59 +01:00
Neil Alexander
9e086e70f0
Don't indefinitely block TUN/TAP reader goroutine when a conn error happens 2019-05-30 12:44:47 +01:00
Neil Alexander
0096d1ae3e
Re-add ICMPv6 packet too big handling 2019-05-29 20:16:17 +01:00
Neil Alexander
3b6c726a3c
Fix bug where MTU was ignored by sessions, resulting in default 1280 2019-05-29 19:11:12 +01:00
Neil Alexander
78eb40cbad
Record session uptime (purely for the admin socket) 2019-05-29 12:59:36 +01:00
Arceliar
b2513fce56 have the tunConn close things after a 2 minute timeout 2019-05-28 18:35:52 -05:00
Arceliar
5ea864869a don't spam searches for unused connections. todo: timeout old connections somehow 2019-05-23 20:27:52 -05:00
Neil Alexander
70774fc3de
Reimplement get/setTunnelRouting, add/removeSourceSubnet, add/removeRoute, getRoutes, getSourceSubnets, make CKR threadsafe 2019-05-20 21:45:33 +01:00
Neil Alexander
5b8d8a9341
Reimplement getNodeInfo, dhtPing, get/add/removeAllowedEncryptionPublicKey, add/removePeer 2019-05-20 19:51:44 +01:00
Neil Alexander
e9e2d7bc6f
Remove debug println 2019-05-19 22:03:20 +01:00
Neil Alexander
d575b83ec1
Refactor admin socket somewhat, allow modules to set up their own handlers 2019-05-19 22:02:04 +01:00
Neil Alexander
8ef1978cb1
Start factoring out the admin socket into a separate module (not all functions implemented yet) 2019-05-19 17:27:48 +01:00
Neil Alexander
7ca5a2533d
Implement GetDHT, GetSwitchQueues, GetSessions 2019-05-19 16:29:04 +01:00
Neil Alexander
8a6f6f3b2b
Implement GetPeers and GetSwitchPeers API functions in Core, in preparation for breaking out the admin socket into a separate module 2019-05-18 17:21:02 +01:00
Neil Alexander
ce60609906
Remove wrappedConn as unnecessary 2019-05-18 16:16:32 +01:00
Neil Alexander
1b3ec0b93f
Fix multicast start check so that it shouldn't give up if interfaces aren't up when Yggdrasil starts (fixes #405) 2019-05-17 22:59:29 +01:00
Neil Alexander
ae2cc13d14
Fix configuration reloading support 2019-05-17 22:29:52 +01:00
Neil Alexander
71ccaf753e
Add crypto-key routing into TUN/TAP 2019-05-17 22:09:20 +01:00
Arceliar
9c01947b1c reduce allocations in switch 2019-05-16 18:10:47 -05:00
Arceliar
522ed147b1 use the subnet derived ID/mask when creating a connection based on a subnet address, fix a potential blocking channel send in tuntap/conn.go, and get debug.go compiling well enough to profile things (the sim is currently still broken) 2019-05-15 18:01:26 -05:00
Arceliar
efdaea1b5e fix some races and GetBytes/PutBytes usage, but this still seems to deadlock somewhere in iperf tests 2019-05-02 17:37:49 -05:00
Neil Alexander
5f66c4c95c
Try using separate workers for each TUN/TAP connection (sometimes produces duplicate packets when communicating with both the node address and a subnet address, sometimes also can't Ctrl-C to quit) 2019-04-28 17:14:09 +01:00
Arceliar
6469e39ff1 workaround to random timeouts 2019-04-26 22:42:05 -05:00
Arceliar
5d323861f0 properly fix the memory errors, it was caused by a function returning and PutBytes-ing a buffer before a worker had a chance to decrypt the buffer, so it would GetBytes the same buffer by dumb luck and then get an illegal overlap 2019-04-26 22:21:31 -05:00
Arceliar
01ea6d3d80 somehow this doesn't seem to deadlock or crash from buffer reuse (util.PutBytes), but I have no idea why it was doing that before and not now 2019-04-26 21:49:11 -05:00
Arceliar
15051b0a3c Add deadline timers, keep searches alive until they complete (or the conn is closed) to keep Write from blocking forever 2019-04-26 19:31:47 -05:00
Arceliar
0059baf36c add a newConn function that returns a pointer to a Conn with atomics properly initialized 2019-04-26 18:07:57 -05:00
Neil Alexander
75130f7735
Fix TAP support again 2019-04-23 11:46:16 +01:00
Neil Alexander
2b44f5d2f6
Fix TAP support 2019-04-23 11:37:32 +01:00
Neil Alexander
b4513ca2e8
Re-add support for TAP mode 2019-04-23 10:43:07 +01:00
Neil Alexander
870b2b6a2e
Remove CKR from src/yggdrasil (it will be moved into tuntap) 2019-04-23 10:28:40 +01:00
Neil Alexander
2bee3cd7ca
Update TODOs at top of tun.go 2019-04-23 00:04:22 +01:00
Neil Alexander
d7a1c04748
It works, sort of, amazingly 2019-04-22 23:58:59 +01:00
Neil Alexander
e1a2d666bf
Clean up router, tweaks 2019-04-22 23:12:13 +01:00