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15 commits

Author SHA1 Message Date
Ivan Nardi
2d7085a23e
STUN: if the same metadata is found multiple times, keep the first value (#2591) 2024-10-15 15:12:37 +02:00
Ivan Nardi
85501c9aaa
FPC: add DPI information (#2514) 
If the flow is classified (via DPI) after the first packet, we should
use this information as FPC
 2024-07-23 08:50:27 +02:00
Ivan Nardi
65e31b0ea3
FPC: small improvements (#2512) 
Add printing of fpc_dns statistics and add a general cconfiguration option.
Rework the code to be more generic and ready to handle other logics.
 2024-07-22 17:42:23 +02:00
Ivan Nardi
843e487270
Add infrastructure for explicit support of Fist Packet Classification (#2488) 
Let's start with some basic helpers and with FPC based on flow addresses.

See: #2322
 2024-07-03 18:02:07 +02:00
Nardi Ivan
526cf6f291 Zoom: remove "stun_zoom" LRU cache 
Since 070a0908b we are able to detect P2P calls directly from the packet
content, without any correlation among flows
 2024-06-17 10:19:55 +02:00
Ivan Nardi
95fe21015d
Remove "zoom" cache (#2420) 
This cache was added in b6b4967aa, when there was no real Zoom support.
With 63f349319, a proper identification of multimedia stream has been
added, making this cache quite useless: any improvements on Zoom
classification should be properly done in Zoom dissector.

Tested for some months with a few 10Gbits links of residential traffic: the
cache pretty much never returned a valid hit.
 2024-05-06 12:51:45 +02:00
Ivan Nardi
0535e54484
STUN: fix boundary checks on attribute list parsing (#2387) 
Restore all unit tests.
Add some configuration knobs.
Fix the endianess.
 2024-04-12 22:55:51 +02:00
Luca Deri
b83eb7c7a2 Implemented STUN peer_address, relayed_address, response_origin, other_address parsing 
Added code to ignore invalid STUN realm
Extended JSON output with STUN information
 2024-04-12 19:50:04 +02:00
Ivan Nardi
c0d3f8a92e
STUN: rework sub-classification (#2361) 
The main goal is to have the "real" application (if any; i.e.
Signal/Whatsapp/Telegram/...) always as "application" protocol and not
as "master" one
 2024-04-04 18:16:40 +02:00
Luca Deri
9185c2ccc4 Added support for STUN Mapped IP address 2024-04-03 23:03:46 +02:00
Ivan Nardi
97fae6e00a
STUN: fix parsing of DATA attribute (#2345) 2024-03-14 14:20:51 +01:00
Ivan Nardi
40797521af
ndpiReader: add breed stats on output used for CI (#2236) 2024-01-05 13:02:39 +01:00
Ivan Nardi
241c42ad7e
ndpiReader: fix guessed_flow_protocols statistic (#2203) 
Increment the counter only if the flow has been guessed
 2023-12-12 19:44:03 +01:00
Ivan Nardi
983b8e8eee
STUN: parsing of DATA attribute (#2179) 2023-12-01 07:01:49 +01:00
Ivan Nardi
7ff22a7e3c
STUN: improve demultiplexing of DTLS packets (#2153) 
Keep demultiplexing STUN/RTP/RTCP packets after DTLS ones.

We might end up processing the session a little longer, because we will
process the STUN/RTP/RTCP packets after the DTLS handshake.
 2023-11-27 11:10:38 +01:00