Russ Magee
6fbbcdadb6
Gometalinter cleanup/audit of hkexsh, hkexshd, hkexpasswd
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Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-25 10:24:10 -08:00
Russ Magee
fa398159e3
Merge branch 'metalint'
2018-11-22 19:02:41 -08:00
Russ Magee
6c6d0cbbb6
Added PNG go-callvis diagrams
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Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-22 18:13:11 -08:00
Russ Magee
0b668630e7
hkexsh gometalinter cleanup
2018-11-22 16:49:09 -08:00
Russ Magee
c6cbd8d681
Replaced go-code-visualizer with go-callvis
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Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-21 17:06:09 -08:00
Russ Magee
5fb227b9f8
-Removed WriteDeadline in hkexnet.Close()
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-hkexsh: fixed (non-)error handling for file copies
Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-20 18:50:09 -08:00
Russ Magee
d28a4af924
Added example openrc init script
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Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-13 23:59:34 -08:00
Russ Magee
2cb254ef69
Basic -T tun opt parsing
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Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-12 00:44:16 -08:00
Russ Magee
a9ebb102bd
Stubbed tun option parsing
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Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-11 23:26:22 -08:00
Russ Magee
b0f614f82e
Tunnel keepalives from client implemented. If client dies/exits unexpectedly the server
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tunnel will disconnect from rport in a timely manner.
Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-11 22:46:39 -08:00
Russ Magee
0943797300
Minor cleanup prior to tackling os.Exit() in doShellMode() and server-side tun hangs
2018-11-11 21:05:25 -08:00
Russ Magee
6f1fcbbf7a
Corrected tun chan Ctl cmd comments
2018-11-11 20:25:34 -08:00
Russ Magee
2a9e6af2ae
Tunnels w/reconnect refinements:
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-200ms deadlink timeouts
-Fixed TunConnRefused client hangup handling
Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-11 20:12:29 -08:00
Russ Magee
ba3cda95e8
Tunnels with reconnect working.
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TODO: interactive client exit must collapse all open tunnels prior to exit.
Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-11-11 18:56:08 -08:00
Russ Magee
3b35751e2e
WIP tunnel states, re-dial when not required needs debugging.
2018-11-07 19:35:32 -08:00
Russ Magee
492c7290b0
Much improved tunnel state management: server-side mostly working, client-side re-Accept() -> svr re-Dial() still required
2018-11-01 22:14:44 -07:00
Russ Magee
a425afe9b6
Tunnels working again to basic level w/o re-connect or re-dial
2018-11-01 18:52:01 -07:00
Russ Magee
081d88b9ad
tunnel setup stubs moved into Conn Read()/Write() handling
2018-10-31 20:11:00 -07:00
Russ Magee
fcbdb77c79
Cleaned up error handling in hkexnet.Conn.Read() a bit
2018-10-30 21:07:42 -07:00
Russ Magee
632f24354b
Tunnel rough work-in-progress; data sent (wrong length) and CSOTunClose handling needs work, but it's a start...
2018-10-28 19:17:47 -07:00
Russ Magee
1e6da733a2
Work on setup for tunnels
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Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-10-27 01:51:40 -07:00
Russ Magee
2f83d488d6
Pushed logging into sub-package to preserve windows client build
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Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-10-26 16:05:01 -07:00
Russ Magee
752dbf6080
logging now uses syslog
2018-10-25 22:14:18 -07:00
Russ Magee
4cb535fcc9
Added support for cryptMTv1
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Signed-off-by: Russ Magee <rmagee@gmail.com>
2018-10-24 00:16:34 -07:00
Russ Magee
798661a0cf
kex-spurious-failures branch:
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-Modified KyberDialSetup()/KyberAcceptSetup() to use []byte for reading/writing
ciphertext to avoid errors caused by leading zero bytes (big.Int can't explicitly
represent these)
-TODO: Consider the same for HerraduraKEx HKexDialSetup()/HKexAcceptSetup()
2018-10-18 20:44:23 -07:00
Russ Magee
5d9a110d57
Added more (explicit) sizes for all KEX algs
2018-10-12 16:16:49 -07:00
Russ Magee
231ede1734
KYBER768 KEM works. :O
2018-10-10 21:12:38 -07:00
Russ Magee
4c286ae6c1
Set up to handle Kyber768 KEM
2018-10-08 21:31:11 -07:00
Russ Magee
cd9f7914e0
Dial() and Accept() again conform to net.Dial(), net.Accept() return signature
2018-09-29 12:15:53 -07:00
Russ Magee
b810fa7f4a
tightened up some const types
2018-09-17 23:07:04 -07:00
Russ Magee
8b0b833d6e
Split hkexsh and hkexnet consts into separate files
2018-09-17 17:27:13 -07:00
Russ Magee
84e29bdf51
Fixes to authtoken/password indication at login
2018-09-16 22:22:14 -07:00
Russ Magee
d25b883873
Fixed bug in fallback from authtoken (-g) to password login
2018-09-16 17:30:02 -07:00
Russ Magee
19697d5164
Remote exit status now reflected in client->server copies
2018-09-16 17:14:50 -07:00
Russ Magee
e02764bf4b
.hkexsh_id file supports multiple authtokens (multi remote hosts, aliases for same remote host)
2018-09-14 11:58:10 -07:00
Russ Magee
d9b34fa631
GenAuthToken() now uses client-supplied ConnHost
2018-09-14 01:13:14 -07:00
Russ Magee
1efc1337df
-TODO items; scrub authCookie after use
2018-09-14 00:40:20 -07:00
Russ Magee
c9eb6bcb38
Added -a authtoken feature for scripted use
2018-09-13 23:51:49 -07:00
Russ Magee
bee0bececf
-Bumped version to 0.2pre to reflect protocol break w/0.1pre
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-Added design principle note (no downgrade attack-enabling protocol features)
2018-09-10 20:28:41 -07:00
Russ Magee
dcb42d43f1
-BREAKING CHANGE: pre-KEx byte sent for KEx alg (default and only for now: KEX_HERRADURA)
2018-09-10 20:22:09 -07:00
Russ Magee
075ca7521c
Client now passes xterm-256color in Session
2018-09-07 20:37:47 -07:00
Russ Magee
9e803ffc19
-Moved recCmd out of hkexsh and hkexshd into hkexsession.go (now abstract Session type)
2018-09-07 15:35:33 -07:00
Russ Magee
bff56a2c61
-Added -z option back to tarpipes
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-Moved remaining chatty fmt.Prints to log.Print
2018-09-06 16:37:17 -07:00
Russ Magee
b33e9de139
-Moved taunting of failed logins to client-side
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-Added byte auth pass/fail stage prior to shell/copy session start
2018-09-06 16:23:57 -07:00
Russ Magee
9ff35a69fe
-Converted exit status to uint32 (0-255: UNIX exit codes), above for OOB (out-of-band) status
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-Failed auth for shell logins now returns extended code CSEBadAuth to client
2018-09-06 13:50:56 -07:00
Russ Magee
8a24fb113f
client prints nonzero remote end exit status; comment cleanup
2018-09-06 11:40:13 -07:00
Russ Magee
db1b494d00
Fixed shell (interative & non-) exit status after cp status fixes
2018-09-06 00:16:44 -07:00
Russ Magee
a6979298fd
Steps toward getting remote cp(tar) status back to client
2018-09-05 21:58:55 -07:00
Russ Magee
b419b2e002
File copy remote close signal to ensure completed tar pipe data
2018-09-04 22:24:16 -07:00
Russ Magee
7295492aa3
hkexcp: fixed copy chunked payload logic (now 2*32-1 MAX_PAYLOAD_LEN w/chunking)
2018-09-02 19:58:13 -07:00