Merge branch 'master' of git.osmocom.org:erlang/osmo_ss7
This commit is contained in:
commit
fec3d94ca9
|
@ -0,0 +1,68 @@
|
|||
-module(m3ua_example).
|
||||
|
||||
-include("osmo_util.hrl").
|
||||
-include("m3ua.hrl").
|
||||
-include("sccp.hrl").
|
||||
|
||||
-export([init/0]).
|
||||
|
||||
-record(loop_dat, {
|
||||
scrc_pid,
|
||||
m3ua_pid
|
||||
}).
|
||||
|
||||
init() ->
|
||||
% start the M3UA link to the SG
|
||||
Opts = [{user_pid, self()}, {sctp_remote_ip, {192,168,104,2}}, {sctp_remote_port, 2905},
|
||||
{sctp_local_port, 60180}, {user_fun, fun m3ua_tx_to_user/2}, {user_args, self()}],
|
||||
{ok, M3uaPid} = m3ua_core:start_link(Opts),
|
||||
% instantiate SCCP routing instance
|
||||
{ok, ScrcPid} = sccp_scrc:start_link([{mtp_tx_action, {callback_fn, fun scrc_tx_to_mtp/2, M3uaPid}}]),
|
||||
loop(#loop_dat{m3ua_pid = M3uaPid, scrc_pid = ScrcPid}).
|
||||
|
||||
loop(L) ->
|
||||
io:format("Example: Entering main loop~n"),
|
||||
receive
|
||||
{m3ua_prim, Prim} ->
|
||||
io:format("Example: Rx M3UA Prim ~p~n", [Prim]),
|
||||
rx_m3ua_prim(Prim, L);
|
||||
Stop ->
|
||||
io:format("Example: Received ~p~n", [Stop]),
|
||||
exit(stop_received)
|
||||
end,
|
||||
loop(L).
|
||||
|
||||
|
||||
scrc_tx_to_mtp(Prim, Args) ->
|
||||
M3uaPid = Args,
|
||||
gen_fsm:send_event(M3uaPid, Prim).
|
||||
|
||||
m3ua_tx_to_user(Prim, Args) ->
|
||||
UserPid = Args,
|
||||
UserPid ! {m3ua_prim, Prim}.
|
||||
|
||||
|
||||
rx_m3ua_prim(#primitive{subsystem = 'M', gen_name = 'SCTP_ESTABLISH', spec_name = confirm}, L) ->
|
||||
gen_fsm:send_event(L#loop_dat.m3ua_pid, osmo_util:make_prim('M','ASP_UP',request));
|
||||
|
||||
rx_m3ua_prim(#primitive{subsystem = 'M', gen_name = 'ASP_UP', spec_name = confirm}, L) ->
|
||||
gen_fsm:send_event(L#loop_dat.m3ua_pid, osmo_util:make_prim('M','ASP_ACTIVE',request));
|
||||
|
||||
rx_m3ua_prim(#primitive{subsystem = 'M', gen_name = 'ASP_ACTIVE', spec_name = confirm}, L) ->
|
||||
io:format("Example: M3UA now active and ready~n"),
|
||||
tx_sccp_udt(L#loop_dat.scrc_pid);
|
||||
|
||||
rx_m3ua_prim(P, _L) ->
|
||||
io:format("Example: Ignoring M3UA prim ~p~n", [P]),
|
||||
ok.
|
||||
|
||||
|
||||
tx_sccp_udt(ScrcPid) ->
|
||||
CallingP = #sccp_addr{ssn = ?SCCP_SSN_MSC, point_code = osmo_util:pointcode2int(itu, {1,2,2})},
|
||||
CalledP = #sccp_addr{ssn = ?SCCP_SSN_HLR, point_code = osmo_util:pointcode2int(itu, {1,1,1})},
|
||||
Data = <<1,2,3,4>>,
|
||||
Opts = [{protocol_class, 0}, {called_party_addr, CalledP},
|
||||
{calling_party_addr, CallingP}, {user_data, Data}],
|
||||
io:format("Example: Sending N-UNITDATA.req to SCRC~n"),
|
||||
gen_fsm:send_event(ScrcPid, osmo_util:make_prim('N','UNITDATA',request,Opts)).
|
||||
|
|
@ -34,7 +34,8 @@ global_title_match([], _Gt) ->
|
|||
global_title_match([{Match, Action}|Tail], Gt) when is_record(Gt, global_title) ->
|
||||
PhoneNumInt = osmo_util:digit_list2int(Gt#global_title.phone_number),
|
||||
if Match#gtt_match.gt_range_from >= PhoneNumInt ->
|
||||
% in an ordered list, we can assume that no trailing rules will match
|
||||
% in an ordered list, we can assume that no trailing rules will
|
||||
% match
|
||||
false;
|
||||
true ->
|
||||
case single_gt_match(Match, Gt) of
|
||||
|
@ -46,11 +47,13 @@ global_title_match([{Match, Action}|Tail], Gt) when is_record(Gt, global_title)
|
|||
end
|
||||
end;
|
||||
% Same as above, but for SCCP Address (i.e. GT + point code and SSN)
|
||||
global_title_match([{Match, Action}|Tail], SccpAddr) when is_record(SccpAddr, sccp_addr) ->
|
||||
global_title_match([{Match, Action}|Tail], SccpAddr) when
|
||||
is_record(SccpAddr, sccp_addr) ->
|
||||
Gt = SccpAddr#sccp_addr.global_title,
|
||||
PhoneNumInt = osmo_util:digit_list2int(Gt#global_title.phone_number),
|
||||
if Match#gtt_match.gt_range_from >= PhoneNumInt ->
|
||||
% in an ordered list, we can assume that no trailing rules will match
|
||||
% in an ordered list, we can assume that no trailing rules will
|
||||
% match
|
||||
false;
|
||||
true ->
|
||||
case single_gt_match(Match, SccpAddr) of
|
||||
|
@ -64,16 +67,22 @@ global_title_match([{Match, Action}|Tail], SccpAddr) when is_record(SccpAddr, sc
|
|||
|
||||
|
||||
% perform matching of a given global title against a single match
|
||||
single_gt_match(Match, Gt) when is_record(Match, gtt_match), is_record(Gt, global_title) ->
|
||||
single_gt_match(Match, Gt) when is_record(Match, gtt_match),
|
||||
is_record(Gt, global_title) ->
|
||||
#gtt_match{gt_range_from = RangeFrom, gt_range_to = RangeTo,
|
||||
numbering_plan = NumPlan, nature_of_addr_ind = NatureInd} = Match,
|
||||
numbering_plan = NumPlan,
|
||||
nature_of_addr_ind = NatureInd} = Match,
|
||||
#global_title{phone_number = GtPhoneNum,
|
||||
numbering_plan = GtNumPlan,
|
||||
nature_of_addr_ind = GtNature} = Gt,
|
||||
% build a list of the individual criteria that all have to match
|
||||
SubMatchList = [{digits, {RangeFrom, RangeTo}, Gt#global_title.phone_number},
|
||||
{numbering_plan, NumPlan, Gt#global_title.numbering_plan},
|
||||
{nature_of_addr_ind, NatureInd, Gt#global_title.nature_of_addr_ind}],
|
||||
SubMatchList = [{digits, {RangeFrom, RangeTo}, GtPhoneNum},
|
||||
{numbering_plan, NumPlan, GtNumPlan},
|
||||
{nature_of_addr_ind, NatureInd, GtNature}],
|
||||
gt_sub_match_list(SubMatchList);
|
||||
% Same as above, but for SCCP Address (i.e. GT + point code and SSN)
|
||||
single_gt_match(Match, SccpAddr) when is_record(Match, gtt_match), is_record(SccpAddr, sccp_addr) ->
|
||||
single_gt_match(Match, SccpAddr) when is_record(Match, gtt_match),
|
||||
is_record(SccpAddr, sccp_addr) ->
|
||||
#gtt_match{dpc = Dpc, ssn = Ssn} = Match,
|
||||
Gt = SccpAddr#sccp_addr.global_title,
|
||||
% First match the GT part
|
||||
|
@ -117,7 +126,8 @@ gt_sub_match(_What, MatchPart, GtPart) ->
|
|||
|
||||
|
||||
% Execute a single action: Replac some digits in the GT
|
||||
gtt_action(Gt, Action) when is_record(Gt, global_title), is_record(Action, gtt_act_repl_digits) ->
|
||||
gtt_action(Gt, Action) when is_record(Gt, global_title),
|
||||
is_record(Action, gtt_act_repl_digits) ->
|
||||
#gtt_act_repl_digits{replace_digit_start = ReplDigStart,
|
||||
replace_digit_end = ReplDigEnd,
|
||||
new_digits = NewDigits} = Action,
|
||||
|
@ -127,11 +137,13 @@ gtt_action(Gt, Action) when is_record(Gt, global_title), is_record(Action, gtt_a
|
|||
Gt#global_title{phone_number = Header ++ NewDigits ++ Trailer};
|
||||
|
||||
% Execute a single action: Replac the numbering plan in the GT
|
||||
gtt_action(Gt, #gtt_act_repl_num_plan{numbering_plan = NewNumPlan}) when is_record(Gt, global_title) ->
|
||||
gtt_action(Gt, #gtt_act_repl_num_plan{numbering_plan = NewNumPlan})
|
||||
when is_record(Gt, global_title) ->
|
||||
Gt#global_title{numbering_plan = NewNumPlan};
|
||||
|
||||
% Execute a single 'generic purpose' action that will call apply/2
|
||||
gtt_action(Gt, #gtt_act_apply{funct = Funct, args = Args}) when is_record(Gt, global_title) ->
|
||||
gtt_action(Gt, #gtt_act_apply{funct = Funct, args = Args}) when
|
||||
is_record(Gt, global_title) ->
|
||||
apply(Funct, Args).
|
||||
|
||||
|
||||
|
@ -145,7 +157,8 @@ apply_gtt_actions(Gt, Action) when is_record(Gt, global_title) ->
|
|||
gtt_action(Gt, Action).
|
||||
|
||||
% Execute a complete GTT operation: matching + executing the action
|
||||
execute_gtt(Gt, RulesList) when is_record(Gt, global_title), is_list(RulesList) ->
|
||||
execute_gtt(Gt, RulesList) when is_record(Gt, global_title),
|
||||
is_list(RulesList) ->
|
||||
case global_title_match(RulesList, Gt) of
|
||||
false ->
|
||||
Gt;
|
||||
|
@ -153,7 +166,8 @@ execute_gtt(Gt, RulesList) when is_record(Gt, global_title), is_list(RulesList)
|
|||
apply_gtt_actions(Gt, Action)
|
||||
end;
|
||||
% Same as above, but for SCCP Address (i.e. GT + point code and SSN)
|
||||
execute_gtt(SccpAddr, RulesList) when is_record(SccpAddr, sccp_addr), is_list(RulesList) ->
|
||||
execute_gtt(SccpAddr, RulesList) when is_record(SccpAddr, sccp_addr),
|
||||
is_list(RulesList) ->
|
||||
Gt = SccpAddr#sccp_addr.global_title,
|
||||
NewGt = execute_gtt(Gt, RulesList),
|
||||
SccpAddr#sccp_addr{global_title = NewGt}.
|
||||
|
|
Loading…
Reference in New Issue