67 lines
2.2 KiB
Erlang
67 lines
2.2 KiB
Erlang
-module(gmhc_config).
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-vsn("0.4.8").
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-export([ load_config/0
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, get_config/1
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]).
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-include_lib("kernel/include/logger.hrl").
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load_config() ->
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instrument_gmconfig(),
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?LOG_DEBUG("Schema: ~p", [gmconfig:schema()]),
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gmconfig:load_user_config(report),
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gmconfig:apply_os_env(),
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gmconfig:process_plain_args(),
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check_application_env(),
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ok.
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instrument_gmconfig() ->
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gmconfig:set_gmconfig_env(gmconfig_env()).
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-spec gmconfig_env() -> gmconfig:gmconfig().
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gmconfig_env() ->
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#{ os_env_prefix => "GMHC"
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, config_file_basename => "gmhive_client_config"
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, config_file_os_env => "GMHIVE_CLIENT_CONFIG"
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, config_file_search_path => [".", fun setup:home/0, fun setup:data_dir/0 ]
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, config_plain_args => "-gmhc"
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, system_suffix => ""
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, schema => fun gmhc_config_schema:to_json/0 }.
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get_config(Path) ->
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gmconfig:get_config(Path, cpath(Path)).
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check_application_env() ->
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case lists:foldl(fun appl_env/2, #{}, env_keys()) of
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C when map_size(C) == 0 ->
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ok;
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C ->
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gmconfig:update_config(C)
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end.
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appl_env(K, C) ->
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case application:get_env(gmhive_client, K) of
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{ok, V} -> appl_env(K, V, C);
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undefined -> C
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end.
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appl_env(bin_dir_hook , H , C) -> set_bin_dir_hook(H), C;
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appl_env(pubkey , K , C) -> C#{<<"pubkey">> => K};
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appl_env(extra_pubkeys , Ks, C) -> C#{<<"extra_pubkeys">> => Ks};
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appl_env(pool_admin_url, U , C) -> merge(C, #{<<"pool_admin">> => #{<<"url">> => U}});
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appl_env(workers , Ws, C) -> C#{<<"workers">> => Ws}.
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set_bin_dir_hook({Mod, F}) when is_atom(Mod), is_atom(F) ->
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application:set_env(gmhive_worker, bin_dir_hook, {Mod, F}).
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env_keys() -> [pubkey, extra_pubkeys, pool_admin_url, workers, network, bin_dir_hook].
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cpath([<<"pubkey">>]) -> [user_config ];
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cpath([<<"extra_pubkeys">>]) -> [user_config, schema_default];
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cpath([<<"pool_admin">>, <<"url">>]) -> [user_config, schema_default];
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cpath([<<"workers">>]) -> [user_config, schema_default];
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cpath(_) -> [user_config, schema_default].
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merge(A, B) ->
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gmconfig:merge_config_maps(A, B).
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