2007-12-24 13:25:56 +01:00
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%%%-------------------------------------------------------------------
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2006-05-07 18:57:11 +02:00
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%%% File : ejabberd_admin.erl
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%%% Author : Mickael Remond <mremond@process-one.net>
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2008-10-12 13:55:06 +02:00
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%%% Purpose : Administrative functions and commands
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2006-05-07 18:57:11 +02:00
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%%% Created : 7 May 2006 by Mickael Remond <mremond@process-one.net>
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2007-12-24 12:41:41 +01:00
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%%%
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%%%
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2010-01-12 17:11:32 +01:00
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%%% ejabberd, Copyright (C) 2002-2010 ProcessOne
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2007-12-24 12:41:41 +01:00
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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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2009-01-12 15:44:42 +01:00
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%%%
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2007-12-24 12:41:41 +01:00
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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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2006-05-07 18:57:11 +02:00
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%%%-------------------------------------------------------------------
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-module(ejabberd_admin).
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-author('mickael.remond@process-one.net').
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2008-10-12 13:55:06 +02:00
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-export([start/0, stop/0,
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%% Server
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status/0, reopen_log/0,
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2010-01-03 01:38:00 +01:00
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stop_kindly/2, send_service_message_all_mucs/2,
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2010-05-24 13:56:52 +02:00
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%% Erlang
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2010-05-25 20:01:04 +02:00
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update_list/0, update/1,
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2008-10-12 13:55:06 +02:00
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%% Accounts
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register/3, unregister/2,
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registered_users/1,
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2009-08-07 11:52:45 +02:00
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%% Migration jabberd1.4
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2008-10-12 13:55:06 +02:00
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import_file/1, import_dir/1,
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%% Purge DB
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delete_expired_messages/0, delete_old_messages/1,
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%% Mnesia
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2010-02-15 23:24:37 +01:00
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set_master/1,
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2008-10-12 13:55:06 +02:00
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backup_mnesia/1, restore_mnesia/1,
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2009-07-23 17:23:08 +02:00
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dump_mnesia/1, dump_table/2, load_mnesia/1,
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2008-10-12 13:55:06 +02:00
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install_fallback_mnesia/1,
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2009-07-23 17:23:08 +02:00
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dump_to_textfile/1, dump_to_textfile/2,
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2009-05-16 00:38:46 +02:00
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mnesia_change_nodename/4,
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2008-10-12 13:55:06 +02:00
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restore/1 % Still used by some modules
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]).
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2006-05-07 18:57:11 +02:00
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-include("ejabberd.hrl").
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2008-10-12 13:55:06 +02:00
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-include("ejabberd_commands.hrl").
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start() ->
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ejabberd_commands:register_commands(commands()).
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stop() ->
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ejabberd_commands:unregister_commands(commands()).
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%%%
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%%% ejabberd commands
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%%%
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commands() ->
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[
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%% The commands status, stop and restart are implemented also in ejabberd_ctl
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%% They are defined here so that other interfaces can use them too
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#ejabberd_commands{name = status, tags = [server],
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desc = "Get status of the ejabberd server",
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module = ?MODULE, function = status,
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args = [], result = {res, restuple}},
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#ejabberd_commands{name = stop, tags = [server],
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desc = "Stop ejabberd gracefully",
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module = init, function = stop,
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args = [], result = {res, rescode}},
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#ejabberd_commands{name = restart, tags = [server],
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desc = "Restart ejabberd gracefully",
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module = init, function = restart,
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args = [], result = {res, rescode}},
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#ejabberd_commands{name = reopen_log, tags = [logs, server],
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desc = "Reopen the log files",
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module = ?MODULE, function = reopen_log,
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args = [], result = {res, rescode}},
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2010-01-03 01:38:00 +01:00
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#ejabberd_commands{name = stop_kindly, tags = [server],
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desc = "Inform users and rooms, wait, and stop the server",
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module = ?MODULE, function = stop_kindly,
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args = [{delay, integer}, {announcement, string}],
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result = {res, rescode}},
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2009-08-07 16:51:55 +02:00
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#ejabberd_commands{name = get_loglevel, tags = [logs, server],
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desc = "Get the current loglevel",
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module = ejabberd_loglevel, function = get,
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args = [],
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result = {leveltuple, {tuple, [{levelnumber, integer},
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{levelatom, atom},
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{leveldesc, string}
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]}}},
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2008-10-12 13:55:06 +02:00
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2010-05-24 13:56:52 +02:00
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#ejabberd_commands{name = update_list, tags = [server],
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desc = "List modified modules that can be updated",
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2010-06-07 15:58:16 +02:00
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module = ?MODULE, function = update_list,
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2010-05-24 13:56:52 +02:00
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args = [],
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result = {modules, {list, {module, string}}}},
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2010-05-25 20:01:04 +02:00
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#ejabberd_commands{name = update, tags = [server],
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desc = "Update the given module, or use the keyword: all",
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module = ?MODULE, function = update,
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2010-05-24 13:56:52 +02:00
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args = [{module, string}],
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2010-07-22 16:32:55 +02:00
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result = {res, restuple}},
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2010-05-24 13:56:52 +02:00
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2008-10-12 13:55:06 +02:00
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#ejabberd_commands{name = register, tags = [accounts],
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desc = "Register a user",
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module = ?MODULE, function = register,
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args = [{user, string}, {host, string}, {password, string}],
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result = {res, restuple}},
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#ejabberd_commands{name = unregister, tags = [accounts],
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desc = "Unregister a user",
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module = ?MODULE, function = unregister,
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args = [{user, string}, {host, string}],
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result = {res, restuple}},
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#ejabberd_commands{name = registered_users, tags = [accounts],
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desc = "List all registered users in HOST",
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module = ?MODULE, function = registered_users,
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args = [{host, string}],
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result = {users, {list, {username, string}}}},
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#ejabberd_commands{name = import_file, tags = [mnesia],
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2009-01-12 19:41:46 +01:00
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desc = "Import user data from jabberd14 spool file",
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2008-10-12 13:55:06 +02:00
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module = ?MODULE, function = import_file,
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args = [{file, string}], result = {res, restuple}},
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#ejabberd_commands{name = import_dir, tags = [mnesia],
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2009-08-07 11:52:45 +02:00
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desc = "Import users data from jabberd14 spool dir",
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2008-10-12 13:55:06 +02:00
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module = ?MODULE, function = import_dir,
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args = [{file, string}],
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result = {res, restuple}},
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2009-08-07 11:52:45 +02:00
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#ejabberd_commands{name = import_piefxis, tags = [mnesia],
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desc = "Import users data from a PIEFXIS file (XEP-0227)",
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module = ejabberd_piefxis, function = import_file,
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args = [{file, string}], result = {res, rescode}},
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#ejabberd_commands{name = export_piefxis, tags = [mnesia],
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desc = "Export data of all users in the server to PIEFXIS files (XEP-0227)",
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module = ejabberd_piefxis, function = export_server,
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args = [{dir, string}], result = {res, rescode}},
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#ejabberd_commands{name = export_piefxis_host, tags = [mnesia],
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desc = "Export data of users in a host to PIEFXIS files (XEP-0227)",
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module = ejabberd_piefxis, function = export_host,
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args = [{dir, string}, {host, string}], result = {res, rescode}},
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2008-10-12 13:55:06 +02:00
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#ejabberd_commands{name = delete_expired_messages, tags = [purge],
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desc = "Delete expired offline messages from database",
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module = ?MODULE, function = delete_expired_messages,
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args = [], result = {res, rescode}},
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#ejabberd_commands{name = delete_old_messages, tags = [purge],
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desc = "Delete offline messages older than DAYS",
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module = ?MODULE, function = delete_old_messages,
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args = [{days, integer}], result = {res, rescode}},
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2009-08-25 17:23:23 +02:00
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#ejabberd_commands{name = rename_default_nodeplugin, tags = [mnesia],
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2010-02-16 11:55:01 +01:00
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desc = "Update PubSub table from old ejabberd trunk SVN to 2.1.0",
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2009-08-25 17:23:23 +02:00
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module = mod_pubsub, function = rename_default_nodeplugin,
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args = [], result = {res, rescode}},
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2008-10-12 13:55:06 +02:00
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2010-02-15 23:24:37 +01:00
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#ejabberd_commands{name = set_master, tags = [mnesia],
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desc = "Set master node of the clustered Mnesia tables",
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2010-05-17 11:54:22 +02:00
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longdesc = "If you provide as nodename \"self\", this "
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2010-02-15 23:24:37 +01:00
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"node will be set as its own master.",
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module = ?MODULE, function = set_master,
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args = [{nodename, string}], result = {res, restuple}},
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2009-05-16 00:38:46 +02:00
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#ejabberd_commands{name = mnesia_change_nodename, tags = [mnesia],
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desc = "Change the erlang node name in a backup file",
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module = ?MODULE, function = mnesia_change_nodename,
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args = [{oldnodename, string}, {newnodename, string},
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{oldbackup, string}, {newbackup, string}],
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result = {res, restuple}},
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2008-10-12 13:55:06 +02:00
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#ejabberd_commands{name = backup, tags = [mnesia],
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desc = "Store the database to backup file",
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module = ?MODULE, function = backup_mnesia,
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args = [{file, string}], result = {res, restuple}},
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#ejabberd_commands{name = restore, tags = [mnesia],
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desc = "Restore the database from backup file",
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module = ?MODULE, function = restore_mnesia,
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args = [{file, string}], result = {res, restuple}},
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#ejabberd_commands{name = dump, tags = [mnesia],
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desc = "Dump the database to text file",
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module = ?MODULE, function = dump_mnesia,
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args = [{file, string}], result = {res, restuple}},
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2009-07-23 17:23:08 +02:00
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#ejabberd_commands{name = dump_table, tags = [mnesia],
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desc = "Dump a table to text file",
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module = ?MODULE, function = dump_table,
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args = [{file, string}, {table, string}], result = {res, restuple}},
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2008-10-12 13:55:06 +02:00
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#ejabberd_commands{name = load, tags = [mnesia],
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desc = "Restore the database from text file",
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module = ?MODULE, function = load_mnesia,
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args = [{file, string}], result = {res, restuple}},
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#ejabberd_commands{name = install_fallback, tags = [mnesia],
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desc = "Install the database from a fallback file",
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module = ?MODULE, function = install_fallback_mnesia,
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args = [{file, string}], result = {res, restuple}}
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].
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%%%
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%%% Server management
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%%%
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status() ->
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{InternalStatus, ProvidedStatus} = init:get_status(),
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String1 = io_lib:format("The node ~p is ~p. Status: ~p",
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[node(), InternalStatus, ProvidedStatus]),
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{Is_running, String2} =
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case lists:keysearch(ejabberd, 1, application:which_applications()) of
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false ->
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{ejabberd_not_running, "ejabberd is not running in that node."};
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{value, {_, _, Version}} ->
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{ok, io_lib:format("ejabberd ~s is running in that node", [Version])}
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end,
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{Is_running, String1 ++ String2}.
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reopen_log() ->
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ejabberd_hooks:run(reopen_log_hook, []),
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%% TODO: Use the Reopen log API for logger_h ?
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ejabberd_logger_h:reopen_log(),
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2008-12-16 18:36:34 +01:00
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case application:get_env(sasl,sasl_error_logger) of
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{ok, {file, SASLfile}} ->
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error_logger:delete_report_handler(sasl_report_file_h),
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ejabberd_logger_h:rotate_log(SASLfile),
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error_logger:add_report_handler(sasl_report_file_h,
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{SASLfile, get_sasl_error_logger_type()});
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_ -> false
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end,
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2008-10-12 13:55:06 +02:00
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ok.
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2008-12-16 18:36:34 +01:00
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%% Function copied from Erlang/OTP lib/sasl/src/sasl.erl which doesn't export it
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get_sasl_error_logger_type () ->
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case application:get_env (sasl, errlog_type) of
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{ok, error} -> error;
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{ok, progress} -> progress;
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{ok, all} -> all;
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{ok, Bad} -> exit ({bad_config, {sasl, {errlog_type, Bad}}});
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_ -> all
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end.
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2008-10-12 13:55:06 +02:00
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2010-01-03 01:38:00 +01:00
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%%%
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%%% Stop Kindly
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%%%
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stop_kindly(DelaySeconds, AnnouncementText) ->
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Subject = io_lib:format("Server stop in ~p seconds!", [DelaySeconds]),
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WaitingDesc = io_lib:format("Waiting ~p seconds", [DelaySeconds]),
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Steps = [
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{"Stopping ejabberd port listeners",
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ejabberd_listener, stop_listeners, []},
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{"Sending announcement to connected users",
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mod_announce, send_announcement_to_all,
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[?MYNAME, Subject, AnnouncementText]},
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{"Sending service message to MUC rooms",
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ejabberd_admin, send_service_message_all_mucs,
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[Subject, AnnouncementText]},
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{WaitingDesc, timer, sleep, [DelaySeconds * 1000]},
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{"Stopping ejabberd", application, stop, [ejabberd]},
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{"Stopping Mnesia", mnesia, stop, []},
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{"Stopping Erlang node", init, stop, []}
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],
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NumberLast = length(Steps),
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TimestampStart = calendar:datetime_to_gregorian_seconds({date(), time()}),
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lists:foldl(
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fun({Desc, Mod, Func, Args}, NumberThis) ->
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SecondsDiff =
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calendar:datetime_to_gregorian_seconds({date(), time()})
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- TimestampStart,
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io:format("[~p/~p ~ps] ~s... ",
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[NumberThis, NumberLast, SecondsDiff, Desc]),
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Result = apply(Mod, Func, Args),
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io:format("~p~n", [Result]),
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NumberThis+1
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end,
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1,
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Steps),
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ok.
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send_service_message_all_mucs(Subject, AnnouncementText) ->
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Message = io_lib:format("~s~n~s", [Subject, AnnouncementText]),
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lists:foreach(
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fun(ServerHost) ->
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MUCHost = gen_mod:get_module_opt_host(
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ServerHost, mod_muc, "conference.@HOST@"),
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|
|
mod_muc:broadcast_service_message(MUCHost, Message)
|
|
|
|
end,
|
|
|
|
?MYHOSTS).
|
|
|
|
|
2010-05-24 13:56:52 +02:00
|
|
|
%%%
|
|
|
|
%%% ejabberd_update
|
|
|
|
%%%
|
|
|
|
|
|
|
|
update_list() ->
|
|
|
|
{ok, _Dir, UpdatedBeams, _Script, _LowLevelScript, _Check} =
|
|
|
|
ejabberd_update:update_info(),
|
|
|
|
[atom_to_list(Beam) || Beam <- UpdatedBeams].
|
|
|
|
|
2010-05-25 20:01:04 +02:00
|
|
|
update("all") ->
|
|
|
|
[update_module(ModStr) || ModStr <- update_list()];
|
|
|
|
update(ModStr) ->
|
|
|
|
update_module(ModStr).
|
2010-05-24 13:56:52 +02:00
|
|
|
|
|
|
|
update_module(ModuleNameString) ->
|
|
|
|
ModuleName = list_to_atom(ModuleNameString),
|
2010-07-22 16:32:55 +02:00
|
|
|
case ejabberd_update:update([ModuleName]) of
|
|
|
|
{ok, Res} -> {ok, io_lib:format("Updated: ~p", [Res])};
|
|
|
|
{error, Reason} -> {error, Reason}
|
|
|
|
end.
|
2010-05-24 13:56:52 +02:00
|
|
|
|
2008-10-12 13:55:06 +02:00
|
|
|
%%%
|
|
|
|
%%% Account management
|
|
|
|
%%%
|
|
|
|
|
|
|
|
register(User, Host, Password) ->
|
|
|
|
case ejabberd_auth:try_register(User, Host, Password) of
|
|
|
|
{atomic, ok} ->
|
2010-05-17 11:54:22 +02:00
|
|
|
{ok, io_lib:format("User ~s@~s successfully registered", [User, Host])};
|
2008-10-12 13:55:06 +02:00
|
|
|
{atomic, exists} ->
|
|
|
|
String = io_lib:format("User ~s@~s already registered at node ~p",
|
|
|
|
[User, Host, node()]),
|
|
|
|
{exists, String};
|
|
|
|
{error, Reason} ->
|
|
|
|
String = io_lib:format("Can't register user ~s@~s at node ~p: ~p",
|
|
|
|
[User, Host, node(), Reason]),
|
|
|
|
{cannot_register, String}
|
|
|
|
end.
|
|
|
|
|
|
|
|
unregister(User, Host) ->
|
|
|
|
ejabberd_auth:remove_user(User, Host),
|
|
|
|
{ok, ""}.
|
|
|
|
|
|
|
|
registered_users(Host) ->
|
|
|
|
Users = ejabberd_auth:get_vh_registered_users(Host),
|
|
|
|
SUsers = lists:sort(Users),
|
|
|
|
lists:map(fun({U, _S}) -> U end, SUsers).
|
|
|
|
|
|
|
|
|
|
|
|
%%%
|
|
|
|
%%% Migration management
|
|
|
|
%%%
|
|
|
|
|
|
|
|
import_file(Path) ->
|
|
|
|
case jd2ejd:import_file(Path) of
|
|
|
|
ok ->
|
|
|
|
{ok, ""};
|
|
|
|
{error, Reason} ->
|
2009-01-12 19:41:46 +01:00
|
|
|
String = io_lib:format("Can't import jabberd14 spool file ~p at node ~p: ~p",
|
2008-10-12 13:55:06 +02:00
|
|
|
[filename:absname(Path), node(), Reason]),
|
|
|
|
{cannot_import_file, String}
|
|
|
|
end.
|
|
|
|
|
|
|
|
import_dir(Path) ->
|
|
|
|
case jd2ejd:import_dir(Path) of
|
|
|
|
ok ->
|
|
|
|
{ok, ""};
|
|
|
|
{error, Reason} ->
|
2009-01-12 19:41:46 +01:00
|
|
|
String = io_lib:format("Can't import jabberd14 spool dir ~p at node ~p: ~p",
|
2008-10-12 13:55:06 +02:00
|
|
|
[filename:absname(Path), node(), Reason]),
|
|
|
|
{cannot_import_dir, String}
|
|
|
|
end.
|
|
|
|
|
|
|
|
|
|
|
|
%%%
|
|
|
|
%%% Purge DB
|
|
|
|
%%%
|
|
|
|
|
|
|
|
delete_expired_messages() ->
|
|
|
|
{atomic, ok} = mod_offline:remove_expired_messages(),
|
|
|
|
ok.
|
|
|
|
|
|
|
|
delete_old_messages(Days) ->
|
|
|
|
{atomic, _} = mod_offline:remove_old_messages(Days),
|
|
|
|
ok.
|
|
|
|
|
|
|
|
|
|
|
|
%%%
|
|
|
|
%%% Mnesia management
|
|
|
|
%%%
|
|
|
|
|
2010-02-15 23:24:37 +01:00
|
|
|
set_master("self") ->
|
|
|
|
set_master(node());
|
|
|
|
set_master(NodeString) when is_list(NodeString) ->
|
|
|
|
set_master(list_to_atom(NodeString));
|
|
|
|
set_master(Node) when is_atom(Node) ->
|
|
|
|
case mnesia:set_master_nodes([Node]) of
|
|
|
|
ok ->
|
|
|
|
{ok, ""};
|
|
|
|
{error, Reason} ->
|
|
|
|
String = io_lib:format("Can't set master node ~p at node ~p:~n~p",
|
|
|
|
[Node, node(), Reason]),
|
|
|
|
{error, String}
|
|
|
|
end.
|
|
|
|
|
2008-10-12 13:55:06 +02:00
|
|
|
backup_mnesia(Path) ->
|
|
|
|
case mnesia:backup(Path) of
|
|
|
|
ok ->
|
|
|
|
{ok, ""};
|
|
|
|
{error, Reason} ->
|
|
|
|
String = io_lib:format("Can't store backup in ~p at node ~p: ~p",
|
|
|
|
[filename:absname(Path), node(), Reason]),
|
|
|
|
{cannot_backup, String}
|
|
|
|
end.
|
|
|
|
|
|
|
|
restore_mnesia(Path) ->
|
|
|
|
case ejabberd_admin:restore(Path) of
|
|
|
|
{atomic, _} ->
|
|
|
|
{ok, ""};
|
|
|
|
{error, Reason} ->
|
|
|
|
String = io_lib:format("Can't restore backup from ~p at node ~p: ~p",
|
|
|
|
[filename:absname(Path), node(), Reason]),
|
|
|
|
{cannot_restore, String};
|
|
|
|
{aborted,{no_exists,Table}} ->
|
|
|
|
String = io_lib:format("Can't restore backup from ~p at node ~p: Table ~p does not exist.",
|
|
|
|
[filename:absname(Path), node(), Table]),
|
|
|
|
{table_not_exists, String};
|
|
|
|
{aborted,enoent} ->
|
|
|
|
String = io_lib:format("Can't restore backup from ~p at node ~p: File not found.",
|
|
|
|
[filename:absname(Path), node()]),
|
|
|
|
{file_not_found, String}
|
|
|
|
end.
|
2006-05-07 18:57:11 +02:00
|
|
|
|
|
|
|
%% Mnesia database restore
|
|
|
|
%% This function is called from ejabberd_ctl, ejabberd_web_admin and
|
|
|
|
%% mod_configure/adhoc
|
|
|
|
restore(Path) ->
|
|
|
|
mnesia:restore(Path, [{keep_tables,keep_tables()},
|
|
|
|
{default_op, skip_tables}]).
|
|
|
|
|
|
|
|
%% This function return a list of tables that should be kept from a previous
|
|
|
|
%% version backup.
|
|
|
|
%% Obsolete tables or tables created by module who are no longer used are not
|
|
|
|
%% restored and are ignored.
|
|
|
|
keep_tables() ->
|
|
|
|
lists:flatten([acl, passwd, config, local_config, disco_publish,
|
|
|
|
keep_modules_tables()]).
|
|
|
|
|
|
|
|
%% Returns the list of modules tables in use, according to the list of actually
|
|
|
|
%% loaded modules
|
|
|
|
keep_modules_tables() ->
|
|
|
|
lists:map(fun(Module) -> module_tables(Module) end,
|
|
|
|
gen_mod:loaded_modules(?MYNAME)).
|
|
|
|
|
|
|
|
%% TODO: This mapping should probably be moved to a callback function in each
|
|
|
|
%% module.
|
|
|
|
%% Mapping between modules and their tables
|
|
|
|
module_tables(mod_announce) -> [motd, motd_users];
|
|
|
|
module_tables(mod_irc) -> [irc_custom];
|
|
|
|
module_tables(mod_last) -> [last_activity];
|
|
|
|
module_tables(mod_muc) -> [muc_room, muc_registered];
|
|
|
|
module_tables(mod_offline) -> [offline_msg];
|
|
|
|
module_tables(mod_privacy) -> [privacy];
|
|
|
|
module_tables(mod_private) -> [private_storage];
|
|
|
|
module_tables(mod_pubsub) -> [pubsub_node];
|
|
|
|
module_tables(mod_roster) -> [roster];
|
|
|
|
module_tables(mod_shared_roster) -> [sr_group, sr_user];
|
|
|
|
module_tables(mod_vcard) -> [vcard, vcard_search];
|
|
|
|
module_tables(_Other) -> [].
|
2008-10-12 13:55:06 +02:00
|
|
|
|
2009-07-23 17:23:08 +02:00
|
|
|
get_local_tables() ->
|
|
|
|
Tabs1 = lists:delete(schema, mnesia:system_info(local_tables)),
|
|
|
|
Tabs = lists:filter(
|
|
|
|
fun(T) ->
|
|
|
|
case mnesia:table_info(T, storage_type) of
|
|
|
|
disc_copies -> true;
|
|
|
|
disc_only_copies -> true;
|
|
|
|
_ -> false
|
|
|
|
end
|
|
|
|
end, Tabs1),
|
|
|
|
Tabs.
|
|
|
|
|
2008-10-12 13:55:06 +02:00
|
|
|
dump_mnesia(Path) ->
|
2009-07-23 17:23:08 +02:00
|
|
|
Tabs = get_local_tables(),
|
|
|
|
dump_tables(Path, Tabs).
|
|
|
|
|
|
|
|
dump_table(Path, STable) ->
|
|
|
|
Table = list_to_atom(STable),
|
|
|
|
dump_tables(Path, [Table]).
|
|
|
|
|
|
|
|
dump_tables(Path, Tables) ->
|
|
|
|
case dump_to_textfile(Path, Tables) of
|
2008-10-12 13:55:06 +02:00
|
|
|
ok ->
|
|
|
|
{ok, ""};
|
|
|
|
{error, Reason} ->
|
|
|
|
String = io_lib:format("Can't store dump in ~p at node ~p: ~p",
|
|
|
|
[filename:absname(Path), node(), Reason]),
|
|
|
|
{cannot_dump, String}
|
|
|
|
end.
|
|
|
|
|
|
|
|
dump_to_textfile(File) ->
|
2009-07-23 17:23:08 +02:00
|
|
|
Tabs = get_local_tables(),
|
|
|
|
dump_to_textfile(File, Tabs).
|
|
|
|
|
|
|
|
dump_to_textfile(File, Tabs) ->
|
|
|
|
dump_to_textfile(mnesia:system_info(is_running), Tabs, file:open(File, [write])).
|
|
|
|
dump_to_textfile(yes, Tabs, {ok, F}) ->
|
2008-10-12 13:55:06 +02:00
|
|
|
Defs = lists:map(
|
|
|
|
fun(T) -> {T, [{record_name, mnesia:table_info(T, record_name)},
|
|
|
|
{attributes, mnesia:table_info(T, attributes)}]}
|
|
|
|
end,
|
|
|
|
Tabs),
|
|
|
|
io:format(F, "~p.~n", [{tables, Defs}]),
|
|
|
|
lists:foreach(fun(T) -> dump_tab(F, T) end, Tabs),
|
|
|
|
file:close(F);
|
2009-07-23 17:23:08 +02:00
|
|
|
dump_to_textfile(_, _, {ok, F}) ->
|
2008-10-12 13:55:06 +02:00
|
|
|
file:close(F),
|
|
|
|
{error, mnesia_not_running};
|
2009-07-23 17:23:08 +02:00
|
|
|
dump_to_textfile(_, _, {error, Reason}) ->
|
2008-10-12 13:55:06 +02:00
|
|
|
{error, Reason}.
|
|
|
|
|
|
|
|
dump_tab(F, T) ->
|
|
|
|
W = mnesia:table_info(T, wild_pattern),
|
|
|
|
{atomic,All} = mnesia:transaction(
|
|
|
|
fun() -> mnesia:match_object(T, W, read) end),
|
|
|
|
lists:foreach(
|
|
|
|
fun(Term) -> io:format(F,"~p.~n", [setelement(1, Term, T)]) end, All).
|
|
|
|
|
|
|
|
load_mnesia(Path) ->
|
|
|
|
case mnesia:load_textfile(Path) of
|
|
|
|
{atomic, ok} ->
|
|
|
|
{ok, ""};
|
|
|
|
{error, Reason} ->
|
|
|
|
String = io_lib:format("Can't load dump in ~p at node ~p: ~p",
|
|
|
|
[filename:absname(Path), node(), Reason]),
|
|
|
|
{cannot_load, String}
|
|
|
|
end.
|
|
|
|
|
|
|
|
install_fallback_mnesia(Path) ->
|
|
|
|
case mnesia:install_fallback(Path) of
|
|
|
|
ok ->
|
|
|
|
{ok, ""};
|
|
|
|
{error, Reason} ->
|
|
|
|
String = io_lib:format("Can't install fallback from ~p at node ~p: ~p",
|
|
|
|
[filename:absname(Path), node(), Reason]),
|
|
|
|
{cannot_fallback, String}
|
|
|
|
end.
|
|
|
|
|
2009-05-16 00:38:46 +02:00
|
|
|
mnesia_change_nodename(FromString, ToString, Source, Target) ->
|
|
|
|
From = list_to_atom(FromString),
|
|
|
|
To = list_to_atom(ToString),
|
|
|
|
Switch =
|
|
|
|
fun
|
|
|
|
(Node) when Node == From ->
|
|
|
|
io:format(" - Replacing nodename: '~p' with: '~p'~n", [From, To]),
|
|
|
|
To;
|
|
|
|
(Node) when Node == To ->
|
|
|
|
%% throw({error, already_exists});
|
|
|
|
io:format(" - Node: '~p' will not be modified (it is already '~p')~n", [Node, To]),
|
|
|
|
Node;
|
|
|
|
(Node) ->
|
|
|
|
io:format(" - Node: '~p' will not be modified (it is not '~p')~n", [Node, From]),
|
|
|
|
Node
|
|
|
|
end,
|
|
|
|
Convert =
|
|
|
|
fun
|
|
|
|
({schema, db_nodes, Nodes}, Acc) ->
|
|
|
|
io:format(" +++ db_nodes ~p~n", [Nodes]),
|
|
|
|
{[{schema, db_nodes, lists:map(Switch,Nodes)}], Acc};
|
|
|
|
({schema, version, Version}, Acc) ->
|
|
|
|
io:format(" +++ version: ~p~n", [Version]),
|
|
|
|
{[{schema, version, Version}], Acc};
|
|
|
|
({schema, cookie, Cookie}, Acc) ->
|
|
|
|
io:format(" +++ cookie: ~p~n", [Cookie]),
|
|
|
|
{[{schema, cookie, Cookie}], Acc};
|
|
|
|
({schema, Tab, CreateList}, Acc) ->
|
|
|
|
io:format("~n * Checking table: '~p'~n", [Tab]),
|
|
|
|
Keys = [ram_copies, disc_copies, disc_only_copies],
|
|
|
|
OptSwitch =
|
|
|
|
fun({Key, Val}) ->
|
|
|
|
case lists:member(Key, Keys) of
|
|
|
|
true ->
|
|
|
|
io:format(" + Checking key: '~p'~n", [Key]),
|
|
|
|
{Key, lists:map(Switch, Val)};
|
|
|
|
false-> {Key, Val}
|
|
|
|
end
|
|
|
|
end,
|
|
|
|
Res = {[{schema, Tab, lists:map(OptSwitch, CreateList)}], Acc},
|
|
|
|
Res;
|
|
|
|
(Other, Acc) ->
|
|
|
|
{[Other], Acc}
|
|
|
|
end,
|
|
|
|
mnesia:traverse_backup(Source, Target, Convert, switched).
|