The R13B03 release.OTP_R13B03

1 files changed, 145 insertions, 0 deletions

diff --git a/lib/megaco/src/tcp/megaco_tcp_sup.erl b/lib/megaco/src/tcp/megaco_tcp_sup.erl
new file mode 100644
index 0000000000..6afc7582ec
--- /dev/null
+++ b/lib/megaco/src/tcp/megaco_tcp_sup.erl
@@ -0,0 +1,145 @@
+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2000-2009. All Rights Reserved.
+%% 
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%% 
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%% 
+%% %CopyrightEnd%
+%%
+
+%%
+%%-----------------------------------------------------------------
+%% Purpose: Supervisor
+%%-----------------------------------------------------------------
+-module(megaco_tcp_sup).
+
+-behaviour(supervisor).
+
+%%-----------------------------------------------------------------
+%% Include files
+%%-----------------------------------------------------------------
+
+%%-----------------------------------------------------------------
+%% External exports
+%%-----------------------------------------------------------------
+-export([
+	 start_link/0, 
+	 which_accept_sup/1,
+	 which_connection_sup/1,
+	 start_accept_child/2
+	]).
+
+%%-----------------------------------------------------------------
+%% Internal exports
+%%-----------------------------------------------------------------
+-export([
+	 init/1, 
+	 terminate/2
+	]).
+
+%%-----------------------------------------------------------------
+%% External interface functions
+%%-----------------------------------------------------------------
+%%-----------------------------------------------------------------
+%% Func: start_link/1
+%% Description: Start an megaco net element supervisor
+%%-----------------------------------------------------------------
+start_link() ->
+    supervisor:start_link(?MODULE, []).
+
+
+%%-----------------------------------------------------------------
+%% Func: which_accept_sup/1
+%% Description: Get the pid() of the accept supervisor process
+%%-----------------------------------------------------------------
+which_accept_sup(Pid) ->
+    which_child(Pid, megaco_tcp_accept_sup).
+
+
+%%-----------------------------------------------------------------
+%% Func: which_connection_sup/1
+%% Description: Get the pid() of the connection supervisor process
+%%-----------------------------------------------------------------
+which_connection_sup(Pid) ->
+    which_child(Pid, megaco_tcp_connection_sup).
+
+
+%%-----------------------------------------------------------------
+%% Func: start_accept_child/1
+%% Description: Starts the process that keeps track of the TCP 
+%%              accept processes
+%%-----------------------------------------------------------------
+start_accept_child(SupPid, Data) ->
+    case supervisor:start_child(SupPid, 
+				{megaco_tcp_accept, 
+				 {megaco_tcp_accept, start_link, [Data]},  
+				 temporary, 10000, worker, 
+				 [megaco_tcp_accept]}) of
+	{ok, ChildPid} ->
+	    ChildPid;
+	{error, Reason} ->
+	    {error, Reason}
+    end.
+
+
+%%-----------------------------------------------------------------
+%% Internal interface functions
+%%-----------------------------------------------------------------
+
+%%-----------------------------------------------------------------
+%% Server functions
+%%-----------------------------------------------------------------
+%%-----------------------------------------------------------------
+%% Func: init/1
+%% Description: Init funcion for the supervisor
+%%-----------------------------------------------------------------
+init([]) ->
+    SupFlags = {one_for_one, 5, 1000},	% Max 5 restarts in 1 second
+    ChildSpec = [sup_spec(megaco_tcp_accept_sup, []),
+		 sup_spec(megaco_tcp_connection_sup,[]),
+		 worker_spec(megaco_tcp, [{self(), []}], [gen_server])],
+    {ok, {SupFlags, ChildSpec}}.
+
+
+%%-----------------------------------------------------------------
+%% Func: terminate/2
+%% Description: Termination function for the supervisor
+%%-----------------------------------------------------------------
+terminate(_Reason, _State) ->
+    ok.
+
+
+%%-----------------------------------------------------------------
+%% Local functions
+%%-----------------------------------------------------------------
+
+which_child(Pid, Name) ->
+    ProcList = supervisor:which_children(Pid),
+    %% ProcList of type [{Name, Pid, Type, Modules}]
+    case lists:keysearch(Name, 1, ProcList) of
+	{value, {_Name, ChildPid, _Type, _Modules}} ->
+	    {ok, ChildPid};
+	false ->
+	    {error, no_such_process}
+    end.    
+
+
+sup_spec(Name, Args) ->
+    {Name, 
+     {Name, start_link, Args}, 
+     permanent, 10000, supervisor, [Name, supervisor]}.
+
+worker_spec(Name, Args, Mods) ->
+    {Name, {Name, start_link, Args}, 
+     permanent, 10000, worker, [Name] ++ Mods}.
+