mirror of
https://github.com/processone/ejabberd.git
synced 2024-12-20 17:27:00 +01:00
990 lines
33 KiB
Erlang
990 lines
33 KiB
Erlang
%%%----------------------------------------------------------------------
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%%% File : ejabberd_config.erl
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%%% Author : Alexey Shchepin <alexey@process-one.net>
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%%% Purpose : Load config file
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%%% Created : 14 Dec 2002 by Alexey Shchepin <alexey@process-one.net>
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%%%
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%%%
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%%% ejabberd, Copyright (C) 2002-2013 ProcessOne
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%%%
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%%% This program is free software; you can redistribute it and/or
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%%% modify it under the terms of the GNU General Public License as
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%%% published by the Free Software Foundation; either version 2 of the
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%%% License, or (at your option) any later version.
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%%%
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%%% This program is distributed in the hope that it will be useful,
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%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
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%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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%%% General Public License for more details.
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%%%
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%%% You should have received a copy of the GNU General Public License
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%%% along with this program; if not, write to the Free Software
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%%% Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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%%% 02111-1307 USA
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%%%
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%%%----------------------------------------------------------------------
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-module(ejabberd_config).
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-author('alexey@process-one.net').
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-export([start/0, load_file/1, read_file/1,
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add_global_option/2, add_local_option/2,
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get_global_option/2, get_local_option/2,
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get_global_option/3, get_local_option/3,
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get_option/2, get_option/3, add_option/2,
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get_vh_by_auth_method/1, is_file_readable/1,
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get_version/0, get_myhosts/0, get_mylang/0,
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prepare_opt_val/4, convert_table_to_binary/5,
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transform_options/1, collect_options/1,
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convert_to_yaml/1, convert_to_yaml/2]).
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-include("ejabberd.hrl").
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-include("logger.hrl").
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-include("ejabberd_config.hrl").
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-include_lib("kernel/include/file.hrl").
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%% @type macro() = {macro_key(), macro_value()}
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%% @type macro_key() = atom().
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%% The atom must have all characters in uppercase.
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%% @type macro_value() = term().
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start() ->
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case catch mnesia:table_info(local_config, storage_type) of
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disc_copies ->
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mnesia:delete_table(local_config);
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_ ->
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ok
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end,
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mnesia:create_table(local_config,
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[{ram_copies, [node()]},
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{local_content, true},
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{attributes, record_info(fields, local_config)}]),
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mnesia:add_table_copy(local_config, node(), ram_copies),
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Config = get_ejabberd_config_path(),
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State = read_file(Config),
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%% This start time is used by mod_last:
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{MegaSecs, Secs, _} = now(),
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UnixTime = MegaSecs*1000000 + Secs,
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State1 = set_option({node_start, global}, UnixTime, State),
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set_opts(State1).
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%% @doc Get the filename of the ejabberd configuration file.
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%% The filename can be specified with: erl -config "/path/to/ejabberd.yml".
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%% It can also be specified with the environtment variable EJABBERD_CONFIG_PATH.
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%% If not specified, the default value 'ejabberd.yml' is assumed.
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%% @spec () -> string()
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get_ejabberd_config_path() ->
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case application:get_env(config) of
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{ok, Path} -> Path;
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undefined ->
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case os:getenv("EJABBERD_CONFIG_PATH") of
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false ->
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?CONFIG_PATH;
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Path ->
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Path
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end
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end.
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%% @doc Read the ejabberd configuration file.
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%% It also includes additional configuration files and replaces macros.
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%% This function will crash if finds some error in the configuration file.
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%% @spec (File::string()) -> #state{}.
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read_file(File) ->
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read_file(File, [{replace_macros, true},
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{include_files, true}]).
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read_file(File, Opts) ->
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Terms1 = get_plain_terms_file(File, Opts),
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Terms_macros = case proplists:get_bool(replace_macros, Opts) of
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true -> replace_macros(Terms1);
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false -> Terms1
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end,
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Terms = transform_terms(Terms_macros),
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State = lists:foldl(fun search_hosts/2, #state{}, Terms),
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{Head, Tail} = lists:partition(
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fun({host_config, _}) -> false;
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({append_host_config, _}) -> false;
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(_) -> true
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end, Terms),
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State1 = lists:foldl(fun process_term/2, State, Head ++ Tail),
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State1#state{opts = compact(State1#state.opts)}.
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-spec load_file(string()) -> ok.
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load_file(File) ->
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State = read_file(File),
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set_opts(State).
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-spec convert_to_yaml(file:filename()) -> ok | {error, any()}.
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convert_to_yaml(File) ->
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convert_to_yaml(File, stdout).
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-spec convert_to_yaml(file:filename(),
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stdout | file:filename()) -> ok | {error, any()}.
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convert_to_yaml(File, Output) ->
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State = read_file(File, [{include_files, false}]),
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Opts = [{K, V} || #local_config{key = K, value = V} <- State#state.opts],
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{GOpts, HOpts} = split_by_hosts(Opts),
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NewOpts = GOpts ++ lists:map(
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fun({Host, Opts1}) ->
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{host_config, [{Host, Opts1}]}
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end, HOpts),
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Data = p1_yaml:encode(lists:reverse(NewOpts)),
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case Output of
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stdout ->
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io:format("~s~n", [Data]);
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FileName ->
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file:write_file(FileName, Data)
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end.
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%% @doc Read an ejabberd configuration file and return the terms.
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%% Input is an absolute or relative path to an ejabberd config file.
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%% Returns a list of plain terms,
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%% in which the options 'include_config_file' were parsed
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%% and the terms in those files were included.
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%% @spec(string()) -> [term()]
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%% @spec(iolist()) -> [term()]
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get_plain_terms_file(File) ->
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get_plain_terms_file(File, [{include_files, true}]).
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get_plain_terms_file(File, Opts) when is_binary(File) ->
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get_plain_terms_file(binary_to_list(File), Opts);
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get_plain_terms_file(File1, Opts) ->
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File = get_absolute_path(File1),
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case consult(File) of
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{ok, Terms} ->
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BinTerms = strings_to_binary(Terms),
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case proplists:get_bool(include_files, Opts) of
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true ->
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include_config_files(BinTerms);
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false ->
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BinTerms
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end;
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{error, Reason} ->
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?ERROR_MSG(Reason, []),
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exit_or_halt(Reason)
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end.
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consult(File) ->
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case filename:extension(File) of
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".yml" ->
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case p1_yaml:decode_from_file(File, [plain_as_atom]) of
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{ok, []} ->
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{ok, []};
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{ok, [Document|_]} ->
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{ok, Document};
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{error, Err} ->
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{error, p1_yaml:format_error(Err)}
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end;
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_ ->
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case file:consult(File) of
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{ok, Terms} ->
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{ok, Terms};
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{error, {LineNumber, erl_parse, _ParseMessage} = Reason} ->
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{error, describe_config_problem(File, Reason, LineNumber)};
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{error, Reason} ->
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{error, describe_config_problem(File, Reason)}
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end
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end.
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%% @doc Convert configuration filename to absolute path.
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%% Input is an absolute or relative path to an ejabberd configuration file.
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%% And returns an absolute path to the configuration file.
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%% @spec (string()) -> string()
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get_absolute_path(File) ->
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case filename:pathtype(File) of
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absolute ->
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File;
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relative ->
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Config_path = get_ejabberd_config_path(),
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Config_dir = filename:dirname(Config_path),
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filename:absname_join(Config_dir, File)
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end.
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search_hosts(Term, State) ->
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case Term of
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{host, Host} ->
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if
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State#state.hosts == [] ->
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add_hosts_to_option([Host], State);
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true ->
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?ERROR_MSG("Can't load config file: "
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"too many hosts definitions", []),
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exit("too many hosts definitions")
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end;
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{hosts, Hosts} ->
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if
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State#state.hosts == [] ->
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add_hosts_to_option(Hosts, State);
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true ->
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?ERROR_MSG("Can't load config file: "
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"too many hosts definitions", []),
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exit("too many hosts definitions")
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end;
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_ ->
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State
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end.
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add_hosts_to_option(Hosts, State) ->
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PrepHosts = normalize_hosts(Hosts),
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set_option({hosts, global}, PrepHosts, State#state{hosts = PrepHosts}).
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normalize_hosts(Hosts) ->
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normalize_hosts(Hosts,[]).
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normalize_hosts([], PrepHosts) ->
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lists:reverse(PrepHosts);
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normalize_hosts([Host|Hosts], PrepHosts) ->
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case jlib:nodeprep(iolist_to_binary(Host)) of
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error ->
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?ERROR_MSG("Can't load config file: "
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"invalid host name [~p]", [Host]),
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exit("invalid hostname");
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PrepHost ->
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normalize_hosts(Hosts, [PrepHost|PrepHosts])
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end.
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%% Errors reading the config file
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describe_config_problem(Filename, Reason) ->
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Text1 = lists:flatten("Problem loading ejabberd config file " ++ Filename),
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Text2 = lists:flatten(" : " ++ file:format_error(Reason)),
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ExitText = Text1 ++ Text2,
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ExitText.
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describe_config_problem(Filename, Reason, LineNumber) ->
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Text1 = lists:flatten("Problem loading ejabberd config file " ++ Filename),
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Text2 = lists:flatten(" approximately in the line "
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++ file:format_error(Reason)),
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ExitText = Text1 ++ Text2,
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Lines = get_config_lines(Filename, LineNumber, 10, 3),
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?ERROR_MSG("The following lines from your configuration file might be"
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" relevant to the error: ~n~s", [Lines]),
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ExitText.
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get_config_lines(Filename, TargetNumber, PreContext, PostContext) ->
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{ok, Fd} = file:open(Filename, [read]),
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LNumbers = lists:seq(TargetNumber-PreContext, TargetNumber+PostContext),
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NextL = io:get_line(Fd, no_prompt),
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R = get_config_lines2(Fd, NextL, 1, LNumbers, []),
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file:close(Fd),
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R.
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get_config_lines2(_Fd, eof, _CurrLine, _LNumbers, R) ->
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lists:reverse(R);
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get_config_lines2(_Fd, _NewLine, _CurrLine, [], R) ->
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lists:reverse(R);
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get_config_lines2(Fd, Data, CurrLine, [NextWanted | LNumbers], R) when is_list(Data) ->
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NextL = io:get_line(Fd, no_prompt),
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if
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CurrLine >= NextWanted ->
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Line2 = [integer_to_list(CurrLine), ": " | Data],
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get_config_lines2(Fd, NextL, CurrLine+1, LNumbers, [Line2 | R]);
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true ->
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get_config_lines2(Fd, NextL, CurrLine+1, [NextWanted | LNumbers], R)
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end.
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%% If ejabberd isn't yet running in this node, then halt the node
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exit_or_halt(ExitText) ->
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case [Vsn || {ejabberd, _Desc, Vsn} <- application:which_applications()] of
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[] ->
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timer:sleep(1000),
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halt(string:substr(ExitText, 1, 199));
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[_] ->
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exit(ExitText)
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end.
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%% Support for 'include_config_file'
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%% @doc Include additional configuration files in the list of terms.
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%% @spec ([term()]) -> [term()]
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include_config_files(Terms) ->
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{FileOpts, Terms1} =
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lists:mapfoldl(
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fun({include_config_file, _} = T, Ts) ->
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{[transform_include_option(T)], Ts};
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({include_config_file, _, _} = T, Ts) ->
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{[transform_include_option(T)], Ts};
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(T, Ts) ->
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{[], [T|Ts]}
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end, [], Terms),
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Terms2 = lists:flatmap(
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fun({File, Opts}) ->
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include_config_file(File, Opts)
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end, lists:flatten(FileOpts)),
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Terms1 ++ Terms2.
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transform_include_option({include_config_file, File}) when is_list(File) ->
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case is_string(File) of
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true -> {File, []};
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false -> File
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end;
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transform_include_option({include_config_file, Filename}) ->
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{Filename, []};
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transform_include_option({include_config_file, Filename, Options}) ->
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{Filename, Options}.
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include_config_file(Filename, Options) ->
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Included_terms = get_plain_terms_file(Filename),
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Disallow = proplists:get_value(disallow, Options, []),
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Included_terms2 = delete_disallowed(Disallow, Included_terms),
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Allow_only = proplists:get_value(allow_only, Options, all),
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keep_only_allowed(Allow_only, Included_terms2).
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%% @doc Filter from the list of terms the disallowed.
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%% Returns a sublist of Terms without the ones which first element is
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%% included in Disallowed.
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%% @spec (Disallowed::[atom()], Terms::[term()]) -> [term()]
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delete_disallowed(Disallowed, Terms) ->
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lists:foldl(
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fun(Dis, Ldis) ->
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delete_disallowed2(Dis, Ldis)
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end,
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Terms,
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Disallowed).
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delete_disallowed2(Disallowed, [H|T]) ->
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case element(1, H) of
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Disallowed ->
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?WARNING_MSG("The option '~p' is disallowed, "
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"and will not be accepted", [Disallowed]),
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delete_disallowed2(Disallowed, T);
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_ ->
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[H|delete_disallowed2(Disallowed, T)]
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end;
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delete_disallowed2(_, []) ->
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[].
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%% @doc Keep from the list only the allowed terms.
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%% Returns a sublist of Terms with only the ones which first element is
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%% included in Allowed.
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%% @spec (Allowed::[atom()], Terms::[term()]) -> [term()]
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keep_only_allowed(all, Terms) ->
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Terms;
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keep_only_allowed(Allowed, Terms) ->
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{As, NAs} = lists:partition(
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fun(Term) ->
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lists:member(element(1, Term), Allowed)
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end,
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Terms),
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[?WARNING_MSG("This option is not allowed, "
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"and will not be accepted:~n~p", [NA])
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|| NA <- NAs],
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As.
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%% Support for Macro
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%% @doc Replace the macros with their defined values.
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%% @spec (Terms::[term()]) -> [term()]
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replace_macros(Terms) ->
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{TermsOthers, Macros} = split_terms_macros(Terms),
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replace(TermsOthers, Macros).
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%% @doc Split Terms into normal terms and macro definitions.
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%% @spec (Terms) -> {Terms, Macros}
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%% Terms = [term()]
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%% Macros = [macro()]
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split_terms_macros(Terms) ->
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lists:foldl(
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fun(Term, {TOs, Ms}) ->
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case Term of
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{define_macro, Key, Value} ->
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case is_correct_macro({Key, Value}) of
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true ->
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{TOs, Ms++[{Key, Value}]};
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false ->
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exit({macro_not_properly_defined, Term})
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end;
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{define_macro, KeyVals} ->
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case lists:all(fun is_correct_macro/1, KeyVals) of
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true ->
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{TOs, Ms ++ KeyVals};
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false ->
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exit({macros_not_properly_defined, Term})
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end;
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Term ->
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{TOs ++ [Term], Ms}
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end
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end,
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{[], []},
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Terms).
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is_correct_macro({Key, _Val}) ->
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is_atom(Key) and is_all_uppercase(Key);
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is_correct_macro(_) ->
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false.
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%% @doc Recursively replace in Terms macro usages with the defined value.
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%% @spec (Terms, Macros) -> Terms
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%% Terms = [term()]
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%% Macros = [macro()]
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replace([], _) ->
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[];
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replace([Term|Terms], Macros) ->
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[replace_term(Term, Macros) | replace(Terms, Macros)];
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replace(Term, Macros) ->
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replace_term(Term, Macros).
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replace_term(Key, Macros) when is_atom(Key) ->
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case is_all_uppercase(Key) of
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true ->
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case proplists:get_value(Key, Macros) of
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undefined -> exit({undefined_macro, Key});
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Value -> Value
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end;
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false ->
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Key
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end;
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replace_term({use_macro, Key, Value}, Macros) ->
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proplists:get_value(Key, Macros, Value);
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replace_term(Term, Macros) when is_list(Term) ->
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replace(Term, Macros);
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replace_term(Term, Macros) when is_tuple(Term) ->
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List = tuple_to_list(Term),
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List2 = replace(List, Macros),
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list_to_tuple(List2);
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replace_term(Term, _) ->
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Term.
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is_all_uppercase(Atom) ->
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String = erlang:atom_to_list(Atom),
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lists:all(fun(C) when C >= $a, C =< $z -> false;
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(_) -> true
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end, String).
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%% Process terms
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process_term(Term, State) ->
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case Term of
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{host_config, HostTerms} ->
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lists:foldl(
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fun({Host, Terms}, AccState) ->
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lists:foldl(fun(T, S) ->
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process_host_term(T, Host, S, set)
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end, AccState, Terms)
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end, State, HostTerms);
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{append_host_config, HostTerms} ->
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lists:foldl(
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fun({Host, Terms}, AccState) ->
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lists:foldl(fun(T, S) ->
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process_host_term(T, Host, S, append)
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end, AccState, Terms)
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|
end, State, HostTerms);
|
|
_ ->
|
|
process_host_term(Term, global, State, set)
|
|
end.
|
|
|
|
process_host_term(Term, Host, State, Action) ->
|
|
case Term of
|
|
{modules, Modules} when Action == set ->
|
|
set_option({modules, Host}, replace_modules(Modules), State);
|
|
{modules, Modules} when Action == append ->
|
|
append_option({modules, Host}, replace_modules(Modules), State);
|
|
{host, _} ->
|
|
State;
|
|
{hosts, _} ->
|
|
State;
|
|
{Opt, Val} when Action == set ->
|
|
set_option({Opt, Host}, Val, State);
|
|
{Opt, Val} when Action == append ->
|
|
append_option({Opt, Host}, Val, State);
|
|
Opt ->
|
|
?WARNING_MSG("Ignore invalid (outdated?) option ~p", [Opt]),
|
|
State
|
|
end.
|
|
|
|
set_option(Opt, Val, State) ->
|
|
State#state{opts = [#local_config{key = Opt, value = Val} |
|
|
State#state.opts]}.
|
|
|
|
append_option({Opt, Host}, Val, State) ->
|
|
GlobalVals = lists:flatmap(
|
|
fun(#local_config{key = {O, global}, value = V})
|
|
when O == Opt ->
|
|
if is_list(V) -> V;
|
|
true -> [V]
|
|
end;
|
|
(_) ->
|
|
[]
|
|
end, State#state.opts),
|
|
NewVal = if is_list(Val) -> Val ++ GlobalVals;
|
|
true -> [Val|GlobalVals]
|
|
end,
|
|
set_option({Opt, Host}, NewVal, State).
|
|
|
|
set_opts(State) ->
|
|
Opts = State#state.opts,
|
|
F = fun() ->
|
|
lists:foreach(fun(R) ->
|
|
mnesia:write(R)
|
|
end, Opts)
|
|
end,
|
|
case mnesia:transaction(F) of
|
|
{atomic, _} -> ok;
|
|
{aborted,{no_exists,Table}} ->
|
|
MnesiaDirectory = mnesia:system_info(directory),
|
|
?ERROR_MSG("Error reading Mnesia database spool files:~n"
|
|
"The Mnesia database couldn't read the spool file for the table '~p'.~n"
|
|
"ejabberd needs read and write access in the directory:~n ~s~n"
|
|
"Maybe the problem is a change in the computer hostname,~n"
|
|
"or a change in the Erlang node name, which is currently:~n ~p~n"
|
|
"Check the ejabberd guide for details about changing the~n"
|
|
"computer hostname or Erlang node name.~n",
|
|
[Table, MnesiaDirectory, node()]),
|
|
exit("Error reading Mnesia database")
|
|
end.
|
|
|
|
add_global_option(Opt, Val) ->
|
|
add_option(Opt, Val).
|
|
|
|
add_local_option(Opt, Val) ->
|
|
add_option(Opt, Val).
|
|
|
|
add_option(Opt, Val) when is_atom(Opt) ->
|
|
add_option({Opt, global}, Val);
|
|
add_option(Opt, Val) ->
|
|
mnesia:transaction(fun() ->
|
|
mnesia:write(#local_config{key = Opt,
|
|
value = Val})
|
|
end).
|
|
|
|
-spec prepare_opt_val(any(), any(), check_fun(), any()) -> any().
|
|
|
|
prepare_opt_val(Opt, Val, F, Default) ->
|
|
Res = case F of
|
|
{Mod, Fun} ->
|
|
catch Mod:Fun(Val);
|
|
_ ->
|
|
catch F(Val)
|
|
end,
|
|
case Res of
|
|
{'EXIT', _} ->
|
|
?INFO_MSG("Configuration problem:~n"
|
|
"** Option: ~s~n"
|
|
"** Invalid value: ~s~n"
|
|
"** Using as fallback: ~s",
|
|
[format_term(Opt),
|
|
format_term(Val),
|
|
format_term(Default)]),
|
|
Default;
|
|
_ ->
|
|
Res
|
|
end.
|
|
|
|
-type check_fun() :: fun((any()) -> any()) | {module(), atom()}.
|
|
|
|
-spec get_global_option(any(), check_fun()) -> any().
|
|
|
|
get_global_option(Opt, F) ->
|
|
get_option(Opt, F, undefined).
|
|
|
|
-spec get_global_option(any(), check_fun(), any()) -> any().
|
|
|
|
get_global_option(Opt, F, Default) ->
|
|
get_option(Opt, F, Default).
|
|
|
|
-spec get_local_option(any(), check_fun()) -> any().
|
|
|
|
get_local_option(Opt, F) ->
|
|
get_option(Opt, F, undefined).
|
|
|
|
-spec get_local_option(any(), check_fun(), any()) -> any().
|
|
|
|
get_local_option(Opt, F, Default) ->
|
|
get_option(Opt, F, Default).
|
|
|
|
-spec get_option(any(), check_fun()) -> any().
|
|
|
|
get_option(Opt, F) ->
|
|
get_option(Opt, F, undefined).
|
|
|
|
-spec get_option(any(), check_fun(), any()) -> any().
|
|
|
|
get_option(Opt, F, Default) when is_atom(Opt) ->
|
|
get_option({Opt, global}, F, Default);
|
|
get_option(Opt, F, Default) ->
|
|
case Opt of
|
|
{O, global} when is_atom(O) -> ok;
|
|
{O, H} when is_atom(O), is_binary(H) -> ok;
|
|
_ -> ?WARNING_MSG("Option ~p has invalid (outdated?) format. "
|
|
"This is likely a bug", [Opt])
|
|
end,
|
|
case ets:lookup(local_config, Opt) of
|
|
[#local_config{value = Val}] ->
|
|
prepare_opt_val(Opt, Val, F, Default);
|
|
_ ->
|
|
case Opt of
|
|
{Key, Host} when Host /= global ->
|
|
get_option({Key, global}, F, Default);
|
|
_ ->
|
|
Default
|
|
end
|
|
end.
|
|
|
|
-spec get_vh_by_auth_method(atom()) -> [binary()].
|
|
|
|
%% Return the list of hosts handled by a given module
|
|
get_vh_by_auth_method(AuthMethod) ->
|
|
mnesia:dirty_select(local_config,
|
|
[{#local_config{key = {auth_method, '$1'},
|
|
value=AuthMethod},[],['$1']}]).
|
|
|
|
%% @spec (Path::string()) -> true | false
|
|
is_file_readable(Path) ->
|
|
case file:read_file_info(Path) of
|
|
{ok, FileInfo} ->
|
|
case {FileInfo#file_info.type, FileInfo#file_info.access} of
|
|
{regular, read} -> true;
|
|
{regular, read_write} -> true;
|
|
_ -> false
|
|
end;
|
|
{error, _Reason} ->
|
|
false
|
|
end.
|
|
|
|
get_version() ->
|
|
list_to_binary(element(2, application:get_key(ejabberd, vsn))).
|
|
|
|
-spec get_myhosts() -> [binary()].
|
|
|
|
get_myhosts() ->
|
|
get_option(hosts, fun(V) -> V end).
|
|
|
|
-spec get_mylang() -> binary().
|
|
|
|
get_mylang() ->
|
|
get_option(
|
|
language,
|
|
fun iolist_to_binary/1,
|
|
<<"en">>).
|
|
|
|
replace_module(mod_announce_odbc) -> {mod_announce, odbc};
|
|
replace_module(mod_blocking_odbc) -> {mod_blocking, odbc};
|
|
replace_module(mod_caps_odbc) -> {mod_caps, odbc};
|
|
replace_module(mod_irc_odbc) -> {mod_irc, odbc};
|
|
replace_module(mod_last_odbc) -> {mod_last, odbc};
|
|
replace_module(mod_muc_odbc) -> {mod_muc, odbc};
|
|
replace_module(mod_offline_odbc) -> {mod_offline, odbc};
|
|
replace_module(mod_privacy_odbc) -> {mod_privacy, odbc};
|
|
replace_module(mod_private_odbc) -> {mod_private, odbc};
|
|
replace_module(mod_roster_odbc) -> {mod_roster, odbc};
|
|
replace_module(mod_shared_roster_odbc) -> {mod_shared_roster, odbc};
|
|
replace_module(mod_vcard_odbc) -> {mod_vcard, odbc};
|
|
replace_module(mod_vcard_xupdate_odbc) -> {mod_vcard_xupdate, odbc};
|
|
replace_module(Module) -> Module.
|
|
|
|
replace_modules(Modules) ->
|
|
lists:map(
|
|
fun({Module, Opts}) ->
|
|
case replace_module(Module) of
|
|
{NewModule, DBType} ->
|
|
emit_deprecation_warning(Module, NewModule, DBType),
|
|
NewOpts = [{db_type, DBType} |
|
|
lists:keydelete(db_type, 1, Opts)],
|
|
{NewModule, transform_module_options(Module, NewOpts)};
|
|
NewModule ->
|
|
if Module /= NewModule ->
|
|
emit_deprecation_warning(Module, NewModule);
|
|
true ->
|
|
ok
|
|
end,
|
|
{NewModule, transform_module_options(Module, Opts)}
|
|
end
|
|
end, Modules).
|
|
|
|
strings_to_binary([]) ->
|
|
[];
|
|
strings_to_binary(L) when is_list(L) ->
|
|
case is_string(L) of
|
|
true ->
|
|
list_to_binary(L);
|
|
false ->
|
|
strings_to_binary1(L)
|
|
end;
|
|
strings_to_binary({A, B, C, D}) when
|
|
is_integer(A), is_integer(B), is_integer(C), is_integer(D) ->
|
|
{A, B, C ,D};
|
|
strings_to_binary(T) when is_tuple(T) ->
|
|
list_to_tuple(strings_to_binary1(tuple_to_list(T)));
|
|
strings_to_binary(X) ->
|
|
X.
|
|
|
|
strings_to_binary1([El|L]) ->
|
|
[strings_to_binary(El)|strings_to_binary1(L)];
|
|
strings_to_binary1([]) ->
|
|
[];
|
|
strings_to_binary1(T) ->
|
|
T.
|
|
|
|
is_string([C|T]) when (C >= 0) and (C =< 255) ->
|
|
is_string(T);
|
|
is_string([]) ->
|
|
true;
|
|
is_string(_) ->
|
|
false.
|
|
|
|
binary_to_strings(B) when is_binary(B) ->
|
|
binary_to_list(B);
|
|
binary_to_strings([H|T]) ->
|
|
[binary_to_strings(H)|binary_to_strings(T)];
|
|
binary_to_strings(T) when is_tuple(T) ->
|
|
list_to_tuple(binary_to_strings(tuple_to_list(T)));
|
|
binary_to_strings(T) ->
|
|
T.
|
|
|
|
format_term(Bin) when is_binary(Bin) ->
|
|
io_lib:format("\"~s\"", [Bin]);
|
|
format_term(S) when is_list(S), S /= [] ->
|
|
case lists:all(fun(C) -> (C>=0) and (C=<255) end, S) of
|
|
true ->
|
|
io_lib:format("\"~s\"", [S]);
|
|
false ->
|
|
io_lib:format("~p", [binary_to_strings(S)])
|
|
end;
|
|
format_term(T) ->
|
|
io_lib:format("~p", [binary_to_strings(T)]).
|
|
|
|
transform_terms(Terms) ->
|
|
%% We could check all ejabberd beams, but this
|
|
%% slows down start-up procedure :(
|
|
Mods = [mod_register,
|
|
mod_last,
|
|
ejabberd_s2s,
|
|
ejabberd_listener,
|
|
ejabberd_odbc_sup,
|
|
shaper,
|
|
ejabberd_s2s_out,
|
|
acl,
|
|
ejabberd_config],
|
|
collect_options(transform_terms(Mods, Terms)).
|
|
|
|
transform_terms([Mod|Mods], Terms) ->
|
|
case catch Mod:transform_options(Terms) of
|
|
{'EXIT', _} = Err ->
|
|
?ERROR_MSG("Failed to transform terms by ~p: ~p", [Mod, Err]),
|
|
transform_terms(Mods, Terms);
|
|
NewTerms ->
|
|
transform_terms(Mods, NewTerms)
|
|
end;
|
|
transform_terms([], NewTerms) ->
|
|
NewTerms.
|
|
|
|
transform_module_options(Module, Opts) ->
|
|
Opts1 = gen_iq_handler:transform_module_options(Opts),
|
|
try
|
|
Module:transform_module_options(Opts1)
|
|
catch error:undef ->
|
|
Opts1
|
|
end.
|
|
|
|
compact(Cfg) ->
|
|
Opts = [{K, V} || #local_config{key = K, value = V} <- Cfg],
|
|
{GOpts, HOpts} = split_by_hosts(Opts),
|
|
[#local_config{key = {O, global}, value = V} || {O, V} <- GOpts] ++
|
|
lists:flatmap(
|
|
fun({Host, OptVal}) ->
|
|
case lists:member(OptVal, GOpts) of
|
|
true ->
|
|
[];
|
|
false ->
|
|
[#local_config{key = {Opt, Host}, value = Val}
|
|
|| {Opt, Val} <- OptVal]
|
|
end
|
|
end, lists:flatten(HOpts)).
|
|
|
|
split_by_hosts(Opts) ->
|
|
Opts1 = orddict:to_list(
|
|
lists:foldl(
|
|
fun({{Opt, Host}, Val}, D) ->
|
|
orddict:append(Host, {Opt, Val}, D)
|
|
end, orddict:new(), Opts)),
|
|
case lists:keytake(global, 1, Opts1) of
|
|
{value, {global, GlobalOpts}, HostOpts} ->
|
|
{GlobalOpts, HostOpts};
|
|
_ ->
|
|
{[], Opts1}
|
|
end.
|
|
|
|
collect_options(Opts) ->
|
|
{D, InvalidOpts} =
|
|
lists:foldl(
|
|
fun({K, V}, {D, Os}) when is_list(V) ->
|
|
{orddict:append_list(K, V, D), Os};
|
|
({K, V}, {D, Os}) ->
|
|
{orddict:store(K, V, D), Os};
|
|
(Opt, {D, Os}) ->
|
|
{D, [Opt|Os]}
|
|
end, {orddict:new(), []}, Opts),
|
|
InvalidOpts ++ orddict:to_list(D).
|
|
|
|
transform_options(Opts) ->
|
|
Opts1 = lists:foldl(fun transform_options/2, [], Opts),
|
|
{HOpts, Opts2} = lists:mapfoldl(
|
|
fun({host_config, O}, Os) ->
|
|
{[O], Os};
|
|
(O, Os) ->
|
|
{[], [O|Os]}
|
|
end, [], Opts1),
|
|
{AHOpts, Opts3} = lists:mapfoldl(
|
|
fun({append_host_config, O}, Os) ->
|
|
{[O], Os};
|
|
(O, Os) ->
|
|
{[], [O|Os]}
|
|
end, [], Opts2),
|
|
HOpts1 = case collect_options(lists:flatten(HOpts)) of
|
|
[] ->
|
|
[];
|
|
HOs ->
|
|
[{host_config,
|
|
[{H, transform_terms(O)} || {H, O} <- HOs]}]
|
|
end,
|
|
AHOpts1 = case collect_options(lists:flatten(AHOpts)) of
|
|
[] ->
|
|
[];
|
|
AHOs ->
|
|
[{append_host_config,
|
|
[{H, transform_terms(O)} || {H, O} <- AHOs]}]
|
|
end,
|
|
HOpts1 ++ AHOpts1 ++ Opts3.
|
|
|
|
transform_options({domain_certfile, Domain, CertFile}, Opts) ->
|
|
?WARNING_MSG("Option 'domain_certfile' now should be defined "
|
|
"per virtual host or globally. The old format is "
|
|
"still supported but it is better to fix your config", []),
|
|
[{host_config, [{Domain, [{domain_certfile, CertFile}]}]}|Opts];
|
|
transform_options(Opt, Opts) when Opt == override_global;
|
|
Opt == override_local;
|
|
Opt == override_acls ->
|
|
?WARNING_MSG("Ignoring '~s' option which has no effect anymore", [Opt]),
|
|
Opts;
|
|
transform_options({host_config, Host, HOpts}, Opts) ->
|
|
{AddOpts, HOpts1} =
|
|
lists:mapfoldl(
|
|
fun({{add, Opt}, Val}, Os) ->
|
|
?WARNING_MSG("Option 'add' is deprecated. "
|
|
"The option is still supported "
|
|
"but it is better to fix your config: "
|
|
"use 'append_host_config' instead.", []),
|
|
{[{Opt, Val}], Os};
|
|
(O, Os) ->
|
|
{[], [O|Os]}
|
|
end, [], HOpts),
|
|
[{append_host_config, [{Host, lists:flatten(AddOpts)}]},
|
|
{host_config, [{Host, HOpts1}]}|Opts];
|
|
transform_options({define_macro, Macro, Val}, Opts) ->
|
|
[{define_macro, [{Macro, Val}]}|Opts];
|
|
transform_options({include_config_file, _} = Opt, Opts) ->
|
|
[{include_config_file, [transform_include_option(Opt)]} | Opts];
|
|
transform_options({include_config_file, _, _} = Opt, Opts) ->
|
|
[{include_config_file, [transform_include_option(Opt)]} | Opts];
|
|
transform_options(Opt, Opts) ->
|
|
[Opt|Opts].
|
|
|
|
-spec convert_table_to_binary(atom(), [atom()], atom(),
|
|
fun(), fun()) -> ok.
|
|
|
|
convert_table_to_binary(Tab, Fields, Type, DetectFun, ConvertFun) ->
|
|
case is_table_still_list(Tab, DetectFun) of
|
|
true ->
|
|
?INFO_MSG("Converting '~s' table from strings to binaries.", [Tab]),
|
|
TmpTab = list_to_atom(atom_to_list(Tab) ++ "_tmp_table"),
|
|
catch mnesia:delete_table(TmpTab),
|
|
case mnesia:create_table(TmpTab,
|
|
[{disc_only_copies, [node()]},
|
|
{type, Type},
|
|
{local_content, true},
|
|
{record_name, Tab},
|
|
{attributes, Fields}]) of
|
|
{atomic, ok} ->
|
|
mnesia:transform_table(Tab, ignore, Fields),
|
|
case mnesia:transaction(
|
|
fun() ->
|
|
mnesia:write_lock_table(TmpTab),
|
|
mnesia:foldl(
|
|
fun(R, _) ->
|
|
NewR = ConvertFun(R),
|
|
mnesia:dirty_write(TmpTab, NewR)
|
|
end, ok, Tab)
|
|
end) of
|
|
{atomic, ok} ->
|
|
mnesia:clear_table(Tab),
|
|
case mnesia:transaction(
|
|
fun() ->
|
|
mnesia:write_lock_table(Tab),
|
|
mnesia:foldl(
|
|
fun(R, _) ->
|
|
mnesia:dirty_write(R)
|
|
end, ok, TmpTab)
|
|
end) of
|
|
{atomic, ok} ->
|
|
mnesia:delete_table(TmpTab);
|
|
Err ->
|
|
report_and_stop(Tab, Err)
|
|
end;
|
|
Err ->
|
|
report_and_stop(Tab, Err)
|
|
end;
|
|
Err ->
|
|
report_and_stop(Tab, Err)
|
|
end;
|
|
false ->
|
|
ok
|
|
end.
|
|
|
|
is_table_still_list(Tab, DetectFun) ->
|
|
is_table_still_list(Tab, DetectFun, mnesia:dirty_first(Tab)).
|
|
|
|
is_table_still_list(_Tab, _DetectFun, '$end_of_table') ->
|
|
false;
|
|
is_table_still_list(Tab, DetectFun, Key) ->
|
|
Rs = mnesia:dirty_read(Tab, Key),
|
|
Res = lists:foldl(fun(_, true) ->
|
|
true;
|
|
(_, false) ->
|
|
false;
|
|
(R, _) ->
|
|
case DetectFun(R) of
|
|
'$next' ->
|
|
'$next';
|
|
El ->
|
|
is_list(El)
|
|
end
|
|
end, '$next', Rs),
|
|
case Res of
|
|
true ->
|
|
true;
|
|
false ->
|
|
false;
|
|
'$next' ->
|
|
is_table_still_list(Tab, DetectFun, mnesia:dirty_next(Tab, Key))
|
|
end.
|
|
|
|
report_and_stop(Tab, Err) ->
|
|
ErrTxt = lists:flatten(
|
|
io_lib:format(
|
|
"Failed to convert '~s' table to binary: ~p",
|
|
[Tab, Err])),
|
|
?CRITICAL_MSG(ErrTxt, []),
|
|
timer:sleep(1000),
|
|
halt(string:substr(ErrTxt, 1, 199)).
|
|
|
|
emit_deprecation_warning(Module, NewModule, DBType) ->
|
|
?WARNING_MSG("Module ~s is deprecated, use {~s, [{db_type, ~s}, ...]}"
|
|
" instead", [Module, NewModule, DBType]).
|
|
|
|
emit_deprecation_warning(Module, NewModule) ->
|
|
?WARNING_MSG("Module ~s is deprecated, use ~s instead",
|
|
[Module, NewModule]).
|