From 84adefa331c4159d432d22840663c38f155cd4c1 Mon Sep 17 00:00:00 2001
From: Erlang/OTP <otp@erlang.org>
Date: Fri, 20 Nov 2009 14:54:40 +0000
Subject: The R13B03 release.

---
 lib/ssh/src/ssh_sup.erl | 101 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 lib/ssh/src/ssh_sup.erl

(limited to 'lib/ssh/src/ssh_sup.erl')

diff --git a/lib/ssh/src/ssh_sup.erl b/lib/ssh/src/ssh_sup.erl
new file mode 100644
index 0000000000..4c46b1586b
--- /dev/null
+++ b/lib/ssh/src/ssh_sup.erl
@@ -0,0 +1,101 @@
+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2008-2009. 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: The top supervisor for the ssh application.
+%%----------------------------------------------------------------------
+-module(ssh_sup).
+
+-behaviour(supervisor).
+
+-export([init/1]).
+
+%%%=========================================================================
+%%%  Supervisor callback
+%%%=========================================================================
+init([]) ->
+    SupFlags = {one_for_one, 10, 3600},
+    Children = children(), 
+    {ok, {SupFlags, Children}}.
+
+%%%=========================================================================
+%%%  Internal functions
+%%%=========================================================================
+get_services() ->
+    case (catch application:get_env(ssh, services)) of
+	{ok, Services} ->
+	    Services;
+	_ ->
+	    []
+    end. 
+
+children() ->
+    Services = get_services(),
+    Clients = [Service || Service <- Services, is_client(Service)],
+    Servers =  [Service || Service <- Services, is_server(Service)],
+
+    [server_child_spec(Servers), client_child_spec(Clients),
+     ssh_userauth_reg_spec()].
+
+server_child_spec(Servers) ->
+    Name = sshd_sup,
+    StartFunc = {sshd_sup, start_link, [Servers]},
+    Restart = permanent, 
+    Shutdown = infinity,
+    Modules = [sshd_sup],
+    Type = supervisor,
+    {Name, StartFunc, Restart, Shutdown, Type, Modules}.
+
+client_child_spec(Clients) ->
+    Name = sshc_sup,
+    StartFunc = {sshc_sup, start_link, [Clients]},
+    Restart = permanent, 
+    Shutdown = infinity,
+    Modules = [sshc_sup],
+    Type = supervisor,
+    {Name, StartFunc, Restart, Shutdown, Type, Modules}.
+
+ssh_userauth_reg_spec() ->
+    Name = ssh_userreg,
+    StartFunc = {ssh_userreg, start_link, []},
+    Restart = transient, 
+    Shutdown = 5000,
+    Modules = [ssh_userreg],
+    Type = worker,
+    {Name, StartFunc, Restart, Shutdown, Type, Modules}.
+
+
+is_server({sftpd, _}) ->
+    true;
+is_server({shelld, _}) ->
+    true;
+is_server(_) ->
+    false.
+
+is_client({sftpc, _}) ->
+    true;
+is_client({shellc, _}) ->
+    true;
+is_client(_) ->
+    false.
+
+
+
+
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