/home/runner/work/pgec/pgec/_site/ct/ct_run.ct_pgec@fv-az651-965.2023-12-04_14.30.54/pgec_sup.COVER.html

1 %% Copyright (c) 2022 Peter Morgan <peter.james.morgan@gmail.com>
2 %%
3 %% Licensed under the Apache License, Version 2.0 (the "License");
4 %% you may not use this file except in compliance with the License.
5 %% You may obtain a copy of the License at
6 %%
7 %% http://www.apache.org/licenses/LICENSE-2.0
8 %%
9 %% Unless required by applicable law or agreed to in writing, software
10 %% distributed under the License is distributed on an "AS IS" BASIS,
11 %% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 %% See the License for the specific language governing permissions and
13 %% limitations under the License.
14
15
16 -module(pgec_sup).
17
18
19 -behaviour(supervisor).
20 -export([get_child/2]).
21 -export([init/1]).
22 -export([start_link/0]).
23 -export([supervisor/1]).
24 -export([worker/1]).
25
26
27 start_link() ->
28 8 supervisor:start_link({local, ?MODULE}, ?MODULE, []).
29
30
31 init([]) ->
32 8 {ok, configuration()}.
33
34 configuration() ->
35 8 {pgec_config:sup_flags(?MODULE), children()}.
36
37
38 children() ->
39 8 [worker(pgec_telemetry),
40 supervisor(pgec_storage_sup)].
41
42
43 worker(Arg) ->
44 24 child(Arg).
45
46
47 supervisor(Arg) ->
48 8 maps:merge(child(Arg), #{type => supervisor}).
49
50
51 child(#{m := M} = Arg) ->
52 32 maps:merge(
53 #{id => pgec_util:tl_snake_case(M), start => mfargs(Arg)},
54 maps:with(keys(), Arg));
55
56 child(Arg) when is_atom(Arg) ->
57 24 ?FUNCTION_NAME(#{m => Arg}).
58
59
60 mfargs(#{m := M} = Arg) ->
61 32 {M, maps:get(f, Arg, start_link), maps:get(args, Arg, [])}.
62
63
64 keys() ->
65 32 [id, start, restart, significant, shutdown, type, modules].
66
67
68 get_child(SupRef, Id) ->
69 16 lists:keyfind(Id, 1, supervisor:which_children(SupRef)).
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