pespin has uploaded this change for review. ( https://gerrit.osmocom.org/c/erlang/osmo-epdg/+/36284?usp=email ) Change subject: SWx: Answer PPR with PPA ...................................................................... SWx: Answer PPR with PPA The whole propagation of the update procedure is left as TODO for the future, but let's at least answer to it instead of crashing. Related: OS#6042 Change-Id: I8070728099af7d650c40d17104d1af4883d83972 --- M src/aaa_diameter_swx_cb.erl 1 file changed, 50 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/erlang/osmo-epdg refs/changes/84/36284/1 diff --git a/src/aaa_diameter_swx_cb.erl b/src/aaa_diameter_swx_cb.erl index 5f5b72f..93335a2 100644 --- a/src/aaa_diameter_swx_cb.erl +++ b/src/aaa_diameter_swx_cb.erl @@ -70,6 +70,43 @@ %% handle_request/3 +%% 3GPP TS 29.273 8.2.2.2 HSS Initiated Update of User Profile Procedure +handle_request(#diameter_packet{msg = Req, errors = []}, _SvcName, {_, Caps}) when is_record(Req, 'PPR') -> + lager:info("SWx Rx PPR from ~p: ~p~n", [Caps, Req]), + #diameter_caps{origin_host = {OH,_}, origin_realm = {OR,_}} = Caps, + #'PPR'{'Session-Id' = SessionId, + 'Vendor-Specific-Application-Id' = VendorAppId, + 'Auth-Session-State' = AuthSessState, + 'User-Name' = Imsi, + 'Non-3GPP-User-Data' = N3UAopt} = Req, + case aaa_ue_fsm:get_pid_by_imsi(Imsi) of + Pid when is_pid(Pid) -> + _PGWAddresses = parse_pgw_addr_from_N3UA(N3UAopt), + %% TODO: in successful case, we want to validate how this prcoedure extends to other interfaces: + %% """ 3GPP TS 29.273 8.1.2.3.3: + %% After a successful user profile download, the 3GPP AAA Server shall + %% initiate re-authentication procedure as described + %% in clause 7.2.2.4 if the subscriber has previously been authenticated + %% and authorized to untrusted non-3GPP access. + %% """ + Res = 2001, %% Success + ERes = []; + undefined -> + Res = [], + %% TS 29.229 6.2.2.1 DIAMETER_ERROR_USER_UNKNOWN + ERes = #'Experimental-Result'{'Vendor-Id' = ?VENDOR_ID_3GPP, + 'Experimental-Result-Code' = 5001} + end, + Resp = #'PPA'{'Session-Id' = SessionId, + 'Vendor-Specific-Application-Id' = VendorAppId, + 'Result-Code' = Res, + 'Experimental-Result' = ERes, + 'Auth-Session-State' = AuthSessState, + 'Origin-Host' = OH, + 'Origin-Realm' = OR}, + lager:info("SWx Tx to ~p: ~p~n", [Caps, Resp]), + {reply, Resp}; + %% 3GPP TS 29.273 8.2.2.4 Network Initiated De-Registration by HSS Procedure handle_request(#diameter_packet{msg = Req, errors = []}, _SvcName, {_, Caps}) when is_record(Req, 'RTR') -> lager:info("SWx Rx RTR from ~p: ~p~n", [Caps, Req]), -- To view, visit https://gerrit.osmocom.org/c/erlang/osmo-epdg/+/36284?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: erlang/osmo-epdg Gerrit-Branch: master Gerrit-Change-Id: I8070728099af7d650c40d17104d1af4883d83972 Gerrit-Change-Number: 36284 Gerrit-PatchSet: 1 Gerrit-Owner: pespin <pespin(a)sysmocom.de> Gerrit-MessageType: newchange