94 lines
2.9 KiB
Erlang
94 lines
2.9 KiB
Erlang
%%-----------------------------------------------------------------------------
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%% Copyright (c) 2012-2015, Feng Lee <feng@emqtt.io>
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%%
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%% Permission is hereby granted, free of charge, to any person obtaining a copy
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%% of this software and associated documentation files (the "Software"), to deal
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%% in the Software without restriction, including without limitation the rights
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%% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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%% copies of the Software, and to permit persons to whom the Software is
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%% furnished to do so, subject to the following conditions:
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%%
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%% The above copyright notice and this permission notice shall be included in all
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%% copies or substantial portions of the Software.
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%%
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%% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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%% IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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%% FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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%% AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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%% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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%% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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%% SOFTWARE.
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%%------------------------------------------------------------------------------
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-module(emqtt_ctl).
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-author('feng@emqtt.io').
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-include("emqtt.hrl").
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-define(PRINT_MSG(Msg),
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io:format(Msg)).
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-define(PRINT(Format, Args),
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io:format(Format, Args)).
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-export([status/1,
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cluster/1,
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useradd/1,
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userdel/1]).
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status([]) ->
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{InternalStatus, _ProvidedStatus} = init:get_status(),
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?PRINT("Node ~p is ~p~n", [node(), InternalStatus]),
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case lists:keysearch(emqtt, 1, application:which_applications()) of
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false ->
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?PRINT_MSG("emqtt is not running~n");
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{value,_Version} ->
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?PRINT_MSG("emqtt is running~n")
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end.
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cluster([]) ->
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Nodes = [node()|nodes()],
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?PRINT("cluster nodes: ~p~n", [Nodes]);
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cluster([SNode]) ->
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Node = node_name(SNode),
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case net_adm:ping(Node) of
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pong ->
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application:stop(emqtt),
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application:stop(esockd),
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mnesia:stop(),
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mnesia:start(),
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mnesia:change_config(extra_db_nodes, [Node]),
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application:start(esockd),
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application:start(emqtt),
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?PRINT("cluster with ~p successfully.~n", [Node]);
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pang ->
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?PRINT("failed to connect to ~p~n", [Node])
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end.
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useradd([Username, Password]) ->
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?PRINT("~p", [emqtt_auth:add(list_to_binary(Username), list_to_binary(Password))]).
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userdel([Username]) ->
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?PRINT("~p", [emqtt_auth:delete(list_to_binary(Username))]).
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node_name(SNode) ->
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SNode1 =
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case string:tokens(SNode, "@") of
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[_Node, _Server] ->
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SNode;
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_ ->
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case net_kernel:longnames() of
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true ->
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SNode ++ "@" ++ inet_db:gethostname() ++
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"." ++ inet_db:res_option(domain);
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false ->
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SNode ++ "@" ++ inet_db:gethostname();
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_ ->
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SNode
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end
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end,
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list_to_atom(SNode1).
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