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osmo_dia2gsup
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Translate GSUP Auth Info Answer error Cause in Diamater AIA 

Change-Id: I32622713c2c1f40e1d9c5597ffab8cb211171fc2
This commit is contained in:
Pau Espin 2023-08-30 16:33:55 +02:00 committed by Alexander Couzens
parent 5e11d28cd6
commit b524e24dec
1 changed files with 20 additions and 7 deletions
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27
src/server_cb.erl
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@ -157,7 +157,10 @@ gsup_pdp2dia_apn(GsupPdpInfo) ->
-define(DIAMETER_ERROR_CAMEL_SUBSCRIPTION_PRESENT, 4182).
% permanent (only in Experimental-Result-Code)
-define(DIAMETER_ERROR_USER_UNKNOWN, 5001).
-define(DIAMETER_AUTHORIZATION_REJECTED, 5003).
-define(DIAMETER_ERROR_ROAMING_NOT_ALLOWED, 5004).
-define(DIAMETER_MISSING_AVP, 5005).
-define(DIAMETER_UNABLE_TO_COMPLY, 5012).
-define(DIAMETER_ERROR_UNKNOWN_EPS_SUBSCRIPTION, 5420).
-define(DIAMETER_ERROR_RAT_NOT_ALLOWED, 5421).
-define(DIAMETER_ERROR_EQUIPMENT_UNKNOWN, 5422).
@ -177,15 +180,23 @@ gsup_pdp2dia_apn(GsupPdpInfo) ->
-define(GMM_CAUSE_INV_MAND_INFO, 16#60).
-define(GMM_CAUSE_PROTO_ERR_UNSPEC, 16#6f).
-define(EXP_RES(Foo), #'Experimental-Result'{'Vendor-Id'=fixme, 'Experimental-Result-Code'=Foo}).
-define(EXP_RES(Foo), #'Experimental-Result'{'Vendor-Id'=10415, 'Experimental-Result-Code'=Foo}).
%% see 29.272 Annex A/B
-type empty_or_intl() :: [] | [integer()].
-spec gsup_cause2dia(integer()) -> {empty_or_intl(), empty_or_intl()}.
gsup_cause2dia(?GMM_CAUSE_IMSI_UNKNOWN) -> {[], [?EXP_RES(?DIAMETER_ERROR_USER_UNKNOWN)]};
gsup_cause2dia(?GMM_CAUSE_PLMN_NOTALLOWED) -> {[], [?DIAMETER_ERROR_ROAMING_NOT_ALLOWED]};
gsup_cause2dia(?GMM_CAUSE_GPRS_NOTALLOWED) -> {[], [?DIAMETER_ERROR_RAT_NOT_ALLOWED]};
%gsup_cause2dia(?GMM_CAUSE_INV_MAND_INFO) ->
%gsup_cause2dia(?GMM_CAUSE_NET_FAIL) ->
gsup_cause2dia(?GMM_CAUSE_ILLEGAL_MS) -> {[], [?EXP_RES(?DIAMETER_ERROR_USER_UNKNOWN)]};
gsup_cause2dia(?GMM_CAUSE_PLMN_NOTALLOWED) -> {[], [?EXP_RES(?DIAMETER_ERROR_ROAMING_NOT_ALLOWED)]};
gsup_cause2dia(?GMM_CAUSE_GPRS_NOTALLOWED) -> {[], [?EXP_RES(?DIAMETER_ERROR_UNKNOWN_EPS_SUBSCRIPTION)]};
gsup_cause2dia(?GMM_CAUSE_LA_NOTALLOWED) -> {[?DIAMETER_AUTHORIZATION_REJECTED], []};
gsup_cause2dia(?GMM_CAUSE_ROAMING_NOTALLOWED) -> {[], [?EXP_RES(?DIAMETER_ERROR_ROAMING_NOT_ALLOWED)]};
gsup_cause2dia(?GMM_CAUSE_NO_SUIT_CELL_IN_LA) -> {[], [?EXP_RES(?DIAMETER_ERROR_UNKNOWN_EPS_SUBSCRIPTION)]};
gsup_cause2dia(?GMM_CAUSE_NET_FAIL) -> {[?DIAMETER_UNABLE_TO_COMPLY], []};
gsup_cause2dia(?GMM_CAUSE_CONGESTION) -> {[?DIAMETER_UNABLE_TO_COMPLY], []};
gsup_cause2dia(?GMM_CAUSE_INV_MAND_INFO) -> {[?DIAMETER_MISSING_AVP], []};
gsup_cause2dia(?GMM_CAUSE_PROTO_ERR_UNSPEC) -> {[?DIAMETER_UNABLE_TO_COMPLY], []};
% TODO: more values
gsup_cause2dia(_) -> {fixme, []}.
@ -229,9 +240,11 @@ handle_request(#diameter_packet{msg = Req, errors = []}, _SvcName, {_, Caps}) wh
Resp = #'AIA'{'Session-Id'=SessionId, 'Origin-Host'=OH, 'Origin-Realm'=OR,
'Result-Code'=2001, 'Auth-Session-State'=1,
'Authentication-Info'=AuthInfo};
#{message_type := send_auth_info_err} ->
#{message_type := send_auth_info_err, cause:=Cause} ->
{Res, ExpRes} = gsup_cause2dia(Cause),
Resp = #'AIA'{'Session-Id'=SessionId, 'Origin-Host'=OH, 'Origin-Realm'=OR,
'Result-Code'=?DIAMETER_ERROR_USER_UNKNOWN,
'Result-Code'=Res,
'Experimental-Result'=ExpRes,
'Auth-Session-State'=1};
timeout ->
Resp = #'AIA'{'Session-Id'=SessionId, 'Origin-Host'=OH, 'Origin-Realm'=OR,