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Diffstat (limited to 'lib/inets/src/tftp/tftp_sup.erl')
-rw-r--r-- | lib/inets/src/tftp/tftp_sup.erl | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/lib/inets/src/tftp/tftp_sup.erl b/lib/inets/src/tftp/tftp_sup.erl deleted file mode 100644 index 40b67c499c..0000000000 --- a/lib/inets/src/tftp/tftp_sup.erl +++ /dev/null @@ -1,111 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2005-2016. All Rights Reserved. -%% -%% Licensed under the Apache License, Version 2.0 (the "License"); -%% you may not use this file except in compliance with the License. -%% You may obtain a copy of the License at -%% -%% http://www.apache.org/licenses/LICENSE-2.0 -%% -%% Unless required by applicable law or agreed to in writing, software -%% distributed under the License is distributed on an "AS IS" BASIS, -%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -%% See the License for the specific language governing permissions and -%% limitations under the License. -%% -%% %CopyrightEnd% -%% -%% -%%---------------------------------------------------------------------- -%% Purpose: The top supervisor for tftp hangs under inets_sup. -%%---------------------------------------------------------------------- - --module(tftp_sup). - --behaviour(supervisor). - -%% API --export([start_link/1, - start_child/1, - stop_child/1, - which_children/0]). - -%% Supervisor callback --export([init/1]). - -%%%========================================================================= -%%% API -%%%========================================================================= - -start_link(TftpServices) -> - supervisor:start_link({local, ?MODULE}, ?MODULE, [TftpServices]). - -start_child(Options) -> - KillAfter = default_kill_after(), - ChildSpec = worker_spec(KillAfter, Options), - supervisor:start_child(?MODULE, ChildSpec). - -stop_child(Pid) when is_pid(Pid) -> - Children = supervisor:which_children(?MODULE), - case [Id || {Id, P, _Type, _Modules} <- Children, P =:= Pid] of - [] -> - {error, not_found}; - [Id] -> - case supervisor:terminate_child(?MODULE, Id) of - ok -> - supervisor:delete_child(?MODULE, Id); - {error, not_found} -> - supervisor:delete_child(?MODULE, Id); - {error, Reason} -> - {error, Reason} - end - end. - -which_children() -> - Children = supervisor:which_children(?MODULE), - [{tftpd, Pid} || {_Id, Pid, _Type, _Modules} <- Children, Pid =/= undefined]. - -%%%========================================================================= -%%% Supervisor callback -%%%========================================================================= - -init([Services]) when is_list(Services) -> - RestartStrategy = one_for_one, - MaxR = 10, - MaxT = 3600, - KillAfter = default_kill_after(), - Children = [worker_spec(KillAfter, Options) || {tftpd, Options} <- Services], - {ok, {{RestartStrategy, MaxR, MaxT}, Children}}. - -%%%========================================================================= -%%% Internal functions -%%%========================================================================= - -worker_spec(KillAfter, Options) -> - Modules = [proc_lib, tftp, tftp_engine], - KA = supervisor_timeout(KillAfter), - Name = unique_name(Options), - {Name, {tftp, start, [Options]}, permanent, KA, worker, Modules}. - -unique_name(Options) -> - case lists:keysearch(port, 1, Options) of - {value, {_, Port}} when is_integer(Port), Port > 0 -> - {tftpd, Port}; - _ -> - {tftpd, erlang:unique_integer([positive])} - end. - -default_kill_after() -> - timer:seconds(3). - -%% supervisor_spec(Name) -> -%% {Name, {Name, start, []}, permanent, infinity, supervisor, -%% [Name, supervisor]}. - --ifdef(debug_shutdown). -supervisor_timeout(_KillAfter) -> timer:hours(24). --else. -supervisor_timeout(KillAfter) -> KillAfter. --endif. |