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64 Commits

Author SHA1 Message Date
Sukchan Lee a0f2535cb5 A crafted packet from UE can crash SGW-U/UPF 2021-12-22 20:55:48 +09:00
Sukchan Lee 7567659a29 [UPF] remove link-local (#1217) 2021-10-30 22:34:47 +09:00
Spencer Sevilla b600ab5724
removing diameter includes from upf (#1193) 2021-10-06 07:01:05 +09:00
Sukchan Lee 5e016937c7 Update URR contribution (#1190) 2021-10-04 22:28:32 +09:00
Sukchan Lee 3564fe5c8c [SMF/UPF] Clarify FALLBACK SUBNET [#1128] 2021-08-14 16:52:53 +09:00
Sukchan Lee 997554bbb7 Avoid defining variables in the middle (#1068) 2021-06-24 12:42:31 +09:00
Josh Bailey 38ff2dc6f7
trim buffer to correct size after creating ARP or ND reply. (#1068) 2021-06-24 12:37:58 +09:00
Sukchan Lee 118d62d42d Add more memory log 2021-06-06 22:35:46 +09:00
Sukchan Lee 80a9497afd [PFCP] Add more error log (#1012) 2021-05-30 20:35:30 +09:00
Sukchan Lee 5d460b0577 [UPF] Tested all platforms on open5gs (#1022) 2021-05-29 23:08:22 +09:00
Josh Bailey caa73e1f5e Support TAP interfaces, with ARP/ND. 2021-05-28 05:59:03 +00:00
Sukchan Lee 873cf398c7 [ALL] Add protection of message encoding (#991) 
All process will be forcely exited if it failed to encode the S1AP/NGAP/GTP/PFCP message. It is to make sure there was no problem with the encoding of open5gs.
 2021-05-16 12:22:10 +09:00
Sukchan Lee 3b19190f56 [AMF] fix crash due to malformed NGAP (#960) 2021-05-08 15:09:10 +09:00
Sukchan Lee 73c3aa54c0 [ALL] Fix the terminate sequence (#938) 2021-04-21 17:46:03 +09:00
Sukchan Lee 793a82020f [ALL] Init updated for an Invalid IP (#938) 2021-04-21 17:24:17 +09:00
Pau Espin 520dcf1ff8
pfcp: Fix 'No Heartbeat' log messages (#931) 2021-04-12 20:23:51 +09:00
Sukchan Lee d0eec31f5c upf/sgwu: fix the PDR creation bug (#860) 
When PDR is created without deleting session, there is a bug to create
new PDR.
 2021-03-19 10:08:37 +09:00
Sukchan Lee 37e0a714f9 Fixes UE IPv6 BUG (#808) 2021-03-15 10:01:55 +09:00
Sukchan Lee 9af4268bab arch: DB schema Changes (#796) 
- New function : NSSF
- New feature : SMF selection
 2021-03-08 21:25:09 +09:00
Sukchan Lee 852756f902 test: Porting FreeBSD 2021-02-08 14:25:40 -05:00
Sukchan Lee 7901a1164f mac: Support Apple M1 chips 
See https://open5gs.org/open5gs/docs/platform/05-macosx-apple-silicon/
 2021-02-06 00:13:48 -05:00
Sukchan Lee ff5236f3e0 feat: Indirect Data Forwarding in N2-Handover 2021-01-31 23:01:15 -05:00
Sukchan Lee 9eac90252e fix: AMF/SMF/UDM crash issues resolved (#770/#771) 2021-01-22 22:17:01 -05:00
Sukchan Lee c9363b1320 5gc: Paging was added 2021-01-18 11:48:35 -05:00
Sukchan Lee 198abc6e8b Add PCF(Policy Control Function) 2020-12-11 14:03:20 -05:00
Sukchan Lee 33edd12335 fix: UPF is not working with Landslide (#685) 
* Flow-Description use 'to assigned' in Gx Interface
* Support SDF Filter ID
* Support F-TEID's Choose
* BAR(Buffering) is added in PFCP session
* Default Apply Action uses NOCP|BUFF
 2020-12-03 01:16:57 -05:00
Sukchan Lee 1a7b4de7c6 Fix the error message in UPF #685 2020-11-24 00:50:56 -05:00
Sukchan Lee 4f2803c058 Re-add feature custom GTP-U address #367 
Provide custom SGW-U GTP-U address to be advertised inside S1AP messages.
And also, custom UPF GTP-U address to be advertised inside NGAP messages.
 2020-10-26 21:44:50 -04:00
Sukchan Lee a470131489 Now, F-TEID is allocated in the UP function. 2020-10-25 22:43:53 -04:00
Sukchan Lee bdeea7ce8b Add troubleshoot for #621 2020-10-21 22:54:40 -04:00
Sukchan Lee 1bed0d5872 [#568] Add GTP-U Error Indication Handling 
So far, no operation was performed when Error Indication was received
from eNodeB. For that reason, I solved #568 issues by controlling
the MME to prevent this from happening.

Now, when GTP-U Error Indication is received, MME and SGW are implemented
to do what they have to do. I hope that the network can be restored
by responding appropriately even if Error Indication occurs.
 2020-10-20 20:00:02 -04:00
Sukchan Lee 74af0051d5 Fix the invalid debug level [#602] 2020-10-09 07:44:14 -04:00
Sukchan Lee 9c67459481 re-order packet buffer clear #568 2020-10-03 21:18:08 -04:00
Sukchan Lee f5601a95f7 Fix semantic error in packet filter [#338] 
<DOWNLINK>
RX : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
GX : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
PFCP : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
RULE : Source <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> Destination <UE_IP> <UE_PORT>
TFT : Local <UE_IP> <UE_PORT> REMOTE <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT>

<UPLINK>
RX : permit in from <UE_IP> <UE_PORT> to <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT>
GX : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
PFCP : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
RULE : Source <UE_IP> <UE_PORT> Destination <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT>
TFT : Local <UE_IP> <UE_PORT> REMOTE <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT>
 2020-09-20 23:35:10 -04:00
Sukchan Lee 4acb333e68 suppress socket error message if EAGAIN [#568] 2020-09-18 21:46:49 -04:00
Sukchan Lee 818f3139d4 memory optimization [#549] 
1. number of packet buffer : 65,536 -> 32,768
2. Packet SDU Size : 8,192 -> 2,048
3. Stabilize test program
 2020-09-13 22:06:13 -04:00
Sukchan Lee edf83b37fa Add debug message for issues [#551] 2020-09-10 21:50:20 -04:00
Sukchan Lee 4d023d0de0 fix overflow bug in the packet memory pool 2020-09-06 23:53:38 -04:00
Sukchan Lee adf0545159 Remove redundant log message [#551] 2020-09-06 22:51:07 -04:00
Sukchan Lee 4d2b1f7e76 fix the SGW-C crash 2020-09-06 22:41:26 -04:00
Sukchan Lee d02aa8b21b Attempt to fix #548 problem 2020-09-04 23:36:51 -04:00
Sukchan Lee 111536ea9a Fix the test program [#536] 2020-08-31 22:41:39 -04:00
Sukchan Lee 015a462ce9 Fix the bug for multiple Video Call (#535) 2020-08-29 10:53:02 -04:00
Sukchan Lee 83388cf504 Oops! MacOSX is not working due to previous commit! 
So I've fixed it right now.
 2020-08-26 09:53:37 -04:00
Sukchan Lee 18c483950c Change Number of UEs usage [#533] 
- Set the number of UEs in units of AMF/MME instead of gNB/eNB.
- See default value as shown below
    Number of UEs per AMF/MME : 4,096
    Number of gNB/eNB per AMF/MME : 32
 2020-08-25 23:05:01 -04:00
Sukchan Lee 19b9360687 Split SGW into SGW-C/SGW-U 2020-08-12 20:31:22 -04:00
Sukchan Lee 0cabf9de11 Synchronize all timers [#512] 2020-07-26 21:02:40 -04:00
Sukchan Lee 661da4e034 5GC UPF selection is added 2020-07-19 21:42:58 -04:00
Sukchan Lee 9b3176ca4a QFI is added 2020-07-17 23:29:45 -04:00
Sukchan Lee c22ef51e01 Finished on version 2020-07-13 21:53:41 -04:00