esdp_sup.erl

%%%-------------------------------------------------------------------
%% @doc esdp top level supervisor.
%% @end
%%%-------------------------------------------------------------------

-module('esdp_sup').

-author("Duncan Sparrell").
-license("Apache 2.0").
%%%-------------------------------------------------------------------
%%% @author Duncan Sparrell
%%% @copyright (C) 2015, sFractal Consulting LLC
%%%
%%% All rights reserved.
%%%
%%% Redistribution and use in source and binary forms, with or without
%%% modification, are permitted provided that the following conditions are
%%% met:
%%%
%%% * Redistributions of source code must retain the above copyright
%%%   notice, this list of conditions and the following disclaimer.
%%%
%%% * Redistributions in binary form must reproduce the above copyright
%%%   notice, this list of conditions and the following disclaimer in the
%%%   documentation and/or other materials provided with the distribution.
%%%
%%% * The names of its contributors may not be used to endorse or promote
%%%   products derived from this software without specific prior written
%%%   permission.
%%%
%%% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
%%% "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
%%% LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
%%% A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
%%% OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
%%% SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
%%% LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
%%% DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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%%% (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
%%% OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
%%%-------------------------------------------------------------------

-behaviour(supervisor).

%% API
-export([start_link/0]).

%% Supervisor callbacks
-export([init/1]).

-define(SERVER, ?MODULE).

%%====================================================================
%% API functions
%%====================================================================


-spec start_link() -> 'ignore' | {'error', _} | {'ok', pid()}.
start_link() ->
    supervisor:start_link({local, ?SERVER}, ?MODULE, []).

%%====================================================================
%% Supervisor callbacks
%%====================================================================

%% Child :: {Id,StartFunc,Restart,Shutdown,Type,Modules}
%% add sniff2file here
-spec init([]) -> {'ok', {#{}, [#{}, ...]}}.
init([]) ->
  SupFlags = #{ strategy => one_for_all
              , intensity => 0
              , period => 1
              },
  EsdpSvrSpec = #{ id => esdp_server
                    , start => {sniff2file, start_link, []}
                    , restart => permanent   % make sure always there
                    , shutdown => brutal_kill
                    , type => worker
                    , module => [esdp]
                    },
    ChildSpecs = [EsdpSvrSpec],
    {ok, { SupFlags, ChildSpecs} }.

%%====================================================================
%% Internal functions
%%====================================================================