474 lines
22 KiB
Erlang
474 lines
22 KiB
Erlang
%%%-------------------------------------------------------------------
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%%% File : ejabberd_oauth.erl
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%%% Author : Alexey Shchepin <alexey@process-one.net>
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%%% Purpose : OAUTH2 support
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%%% Created : 20 Mar 2015 by Alexey Shchepin <alexey@process-one.net>
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%%%
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%%%
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%%% ejabberd, Copyright (C) 2002-2015 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_oauth).
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-behaviour(gen_server).
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%% gen_server callbacks
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-export([init/1, handle_call/3, handle_cast/2,
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handle_info/2, terminate/2, code_change/3]).
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-export([start/0,
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start_link/0,
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get_client_identity/2,
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verify_redirection_uri/3,
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authenticate_user/2,
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authenticate_client/2,
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verify_resowner_scope/3,
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associate_access_code/3,
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associate_access_token/3,
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associate_refresh_token/3,
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check_token/4,
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check_token/2,
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process/2,
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opt_type/1]).
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-include("jlib.hrl").
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-include("ejabberd.hrl").
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-include("logger.hrl").
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-include("ejabberd_http.hrl").
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-include("ejabberd_web_admin.hrl").
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-record(oauth_token, {
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token = {<<"">>, <<"">>} :: {binary(), binary()},
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us = {<<"">>, <<"">>} :: {binary(), binary()},
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scope = [] :: [binary()],
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expire :: integer()
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}).
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-define(EXPIRE, 3600).
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start() ->
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init_db(mnesia, ?MYNAME),
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Expire = expire(),
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application:set_env(oauth2, backend, ejabberd_oauth),
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application:set_env(oauth2, expiry_time, Expire),
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application:start(oauth2),
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ChildSpec = {?MODULE, {?MODULE, start_link, []},
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temporary, 1000, worker, [?MODULE]},
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supervisor:start_child(ejabberd_sup, ChildSpec),
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ok.
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start_link() ->
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gen_server:start_link({local, ?MODULE}, ?MODULE, [], []).
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init([]) ->
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erlang:send_after(expire() * 1000, self(), clean),
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{ok, ok}.
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handle_call(_Request, _From, State) ->
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{reply, bad_request, State}.
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handle_cast(_Msg, State) -> {noreply, State}.
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handle_info(clean, State) ->
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{MegaSecs, Secs, MiniSecs} = os:timestamp(),
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TS = 1000000 * MegaSecs + Secs,
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F = fun() ->
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Ts = mnesia:select(
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oauth_token,
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[{#oauth_token{expire = '$1', _ = '_'},
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[{'<', '$1', TS}],
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['$_']}]),
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lists:foreach(fun mnesia:delete_object/1, Ts)
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end,
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mnesia:async_dirty(F),
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erlang:send_after(trunc(expire() * 1000 * (1 + MiniSecs / 1000000)),
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self(), clean),
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{noreply, State};
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handle_info(_Info, State) -> {noreply, State}.
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terminate(_Reason, _State) -> ok.
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code_change(_OldVsn, State, _Extra) -> {ok, State}.
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init_db(mnesia, _Host) ->
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mnesia:create_table(oauth_token,
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[{disc_copies, [node()]},
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{attributes,
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record_info(fields, oauth_token)}]),
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mnesia:add_table_copy(oauth_token, node(), disc_copies);
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init_db(_, _) ->
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ok.
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get_client_identity(Client, Ctx) -> {ok, {Ctx, {client, Client}}}.
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verify_redirection_uri(_, _, Ctx) -> {ok, Ctx}.
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authenticate_user({User, Server}, {password, Password} = Ctx) ->
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case ejabberd_auth:check_password(User, Server, Password) of
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true ->
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{ok, {Ctx, {user, User, Server}}};
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false ->
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{error, badpass}
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end.
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authenticate_client(Client, Ctx) -> {ok, {Ctx, {client, Client}}}.
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verify_resowner_scope({user, User, Server}, Scope, Ctx) ->
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Cmds = ejabberd_commands:get_commands(),
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Cmds1 = [sasl_auth | Cmds],
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RegisteredScope = [atom_to_binary(C, utf8) || C <- Cmds1],
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case oauth2_priv_set:is_subset(oauth2_priv_set:new(Scope),
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oauth2_priv_set:new(RegisteredScope)) of
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true ->
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{ok, {Ctx, Scope}};
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false ->
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{error, badscope}
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end;
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verify_resowner_scope(_, _, _) ->
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{error, badscope}.
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associate_access_code(AccessCode, Context, AppContext) ->
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%put(?ACCESS_CODE_TABLE, AccessCode, Context),
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{ok, AppContext}.
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associate_access_token(AccessToken, Context, AppContext) ->
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{user, User, Server} =
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proplists:get_value(<<"resource_owner">>, Context, <<"">>),
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Scope = proplists:get_value(<<"scope">>, Context, []),
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Expire = proplists:get_value(<<"expiry_time">>, Context, 0),
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LUser = jlib:nodeprep(User),
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LServer = jlib:nameprep(Server),
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R = #oauth_token{
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token = AccessToken,
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us = {LUser, LServer},
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scope = Scope,
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expire = Expire
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},
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mnesia:dirty_write(R),
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{ok, AppContext}.
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associate_refresh_token(RefreshToken, Context, AppContext) ->
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%put(?REFRESH_TOKEN_TABLE, RefreshToken, Context),
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{ok, AppContext}.
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check_token(User, Server, Scope, Token) ->
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LUser = jlib:nodeprep(User),
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LServer = jlib:nameprep(Server),
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case catch mnesia:dirty_read(oauth_token, Token) of
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[#oauth_token{us = {LUser, LServer},
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scope = TokenScope,
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expire = Expire}] ->
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{MegaSecs, Secs, _} = os:timestamp(),
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TS = 1000000 * MegaSecs + Secs,
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oauth2_priv_set:is_member(
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Scope, oauth2_priv_set:new(TokenScope)) andalso
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Expire > TS;
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_ ->
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false
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end.
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check_token(Scope, Token) ->
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case catch mnesia:dirty_read(oauth_token, Token) of
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[#oauth_token{us = {LUser, LServer},
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scope = TokenScope,
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expire = Expire}] ->
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{MegaSecs, Secs, _} = os:timestamp(),
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TS = 1000000 * MegaSecs + Secs,
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case oauth2_priv_set:is_member(
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Scope, oauth2_priv_set:new(TokenScope)) andalso
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Expire > TS of
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true -> {ok, LUser, LServer};
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false -> false
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end;
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_ ->
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false
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end.
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expire() ->
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ejabberd_config:get_option(
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oauth_expire,
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fun(I) when is_integer(I) -> I end,
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?EXPIRE).
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-define(DIV(Class, Els),
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?XAE(<<"div">>, [{<<"class">>, Class}], Els)).
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-define(INPUTID(Type, Name, Value),
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?XA(<<"input">>,
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[{<<"type">>, Type}, {<<"name">>, Name},
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{<<"value">>, Value}, {<<"id">>, Name}])).
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-define(LABEL(ID, Els),
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?XAE(<<"label">>, [{<<"for">>, ID}], Els)).
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process(_Handlers,
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#request{method = 'GET', q = Q, lang = Lang,
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path = [_, <<"authorization_token">>]}) ->
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ResponseType = proplists:get_value(<<"response_type">>, Q, <<"">>),
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ClientId = proplists:get_value(<<"client_id">>, Q, <<"">>),
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RedirectURI = proplists:get_value(<<"redirect_uri">>, Q, <<"">>),
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Scope = proplists:get_value(<<"scope">>, Q, <<"">>),
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State = proplists:get_value(<<"state">>, Q, <<"">>),
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Form =
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?XAE(<<"form">>,
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[{<<"action">>, <<"authorization_token">>},
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{<<"method">>, <<"post">>}],
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[?LABEL(<<"username">>, [?CT(<<"User">>), ?C(<<": ">>)]),
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?INPUTID(<<"text">>, <<"username">>, <<"">>),
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?BR,
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?LABEL(<<"server">>, [?CT(<<"Server">>), ?C(<<": ">>)]),
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?INPUTID(<<"text">>, <<"server">>, <<"">>),
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?BR,
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?LABEL(<<"password">>, [?CT(<<"Password">>), ?C(<<": ">>)]),
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?INPUTID(<<"password">>, <<"password">>, <<"">>),
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?INPUT(<<"hidden">>, <<"response_type">>, ResponseType),
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?INPUT(<<"hidden">>, <<"client_id">>, ClientId),
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?INPUT(<<"hidden">>, <<"redirect_uri">>, RedirectURI),
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?INPUT(<<"hidden">>, <<"scope">>, Scope),
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?INPUT(<<"hidden">>, <<"state">>, State),
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?BR,
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?INPUTT(<<"submit">>, <<"">>, <<"Accept">>)
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]),
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Top =
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?DIV(<<"section">>,
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[?DIV(<<"block">>,
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[?A(<<"https://www.ejabberd.im">>,
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[?XA(<<"img">>,
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[{<<"height">>, <<"32">>},
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{<<"src">>, logo()}])]
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)])]),
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Middle =
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?DIV(<<"white section">>,
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[?DIV(<<"block">>,
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[?XC(<<"h1">>, <<"Authorization request">>),
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?XE(<<"p">>,
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[?C(<<"Application ">>),
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?XC(<<"em">>, ClientId),
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?C(<<" wants to access scope ">>),
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?XC(<<"em">>, Scope)]),
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Form
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])]),
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Bottom =
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?DIV(<<"section">>,
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[?DIV(<<"block">>,
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[?XAC(<<"a">>,
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[{<<"href">>, <<"https://www.ejabberd.im">>},
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{<<"title">>, <<"ejabberd XMPP server">>}],
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<<"ejabberd">>),
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?C(" is maintained by "),
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?XAC(<<"a">>,
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[{<<"href">>, <<"https://www.process-one.net">>},
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{<<"title">>, <<"ProcessOne - Leader in Instant Messaging and Push Solutions">>}],
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<<"ProcessOne">>)
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])]),
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Body = ?DIV(<<"container">>, [Top, Middle, Bottom]),
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ejabberd_web:make_xhtml(web_head(), [Body]);
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process(_Handlers,
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#request{method = 'POST', q = Q, lang = _Lang,
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path = [_, <<"authorization_token">>]}) ->
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ResponseType = proplists:get_value(<<"response_type">>, Q, <<"">>),
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ClientId = proplists:get_value(<<"client_id">>, Q, <<"">>),
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RedirectURI = proplists:get_value(<<"redirect_uri">>, Q, <<"">>),
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SScope = proplists:get_value(<<"scope">>, Q, <<"">>),
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Username = proplists:get_value(<<"username">>, Q, <<"">>),
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Server = proplists:get_value(<<"server">>, Q, <<"">>),
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Password = proplists:get_value(<<"password">>, Q, <<"">>),
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State = proplists:get_value(<<"state">>, Q, <<"">>),
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Scope = str:tokens(SScope, <<" ">>),
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case oauth2:authorize_password({Username, Server},
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ClientId,
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RedirectURI,
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Scope,
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{password, Password}) of
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{ok, {_AppContext, Authorization}} ->
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{ok, {_AppContext2, Response}} =
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oauth2:issue_token(Authorization, none),
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{ok, AccessToken} = oauth2_response:access_token(Response),
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{ok, Type} = oauth2_response:token_type(Response),
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{ok, Expires} = oauth2_response:expires_in(Response),
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{ok, VerifiedScope} = oauth2_response:scope(Response),
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%oauth2_wrq:redirected_access_token_response(ReqData,
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% RedirectURI,
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% AccessToken,
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% Type,
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% Expires,
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% VerifiedScope,
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% State,
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% Context);
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{302, [{<<"Location">>,
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<<RedirectURI/binary,
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"?access_token=", AccessToken/binary,
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"&token_type=", Type/binary,
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"&expires_in=", (integer_to_binary(Expires))/binary,
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"&scope=", (str:join(VerifiedScope, <<" ">>))/binary,
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"&state=", State/binary>>
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}],
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ejabberd_web:make_xhtml([?XC(<<"h1">>, <<"302 Found">>)])};
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{error, Error} when is_atom(Error) ->
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%oauth2_wrq:redirected_error_response(
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% ReqData, RedirectURI, Error, State, Context)
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{302, [{<<"Location">>,
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<<RedirectURI/binary,
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"?error=", (atom_to_binary(Error, utf8))/binary,
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"&state=", State/binary>>
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}],
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ejabberd_web:make_xhtml([?XC(<<"h1">>, <<"302 Found">>)])}
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end;
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process(_Handlers, _Request) ->
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ejabberd_web:error(not_found).
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web_head() ->
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[?XA(<<"meta">>, [{<<"http-equiv">>, <<"X-UA-Compatible">>},
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{<<"content">>, <<"IE=edge">>}]),
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?XA(<<"meta">>, [{<<"name">>, <<"viewport">>},
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{<<"content">>,
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<<"width=device-width, initial-scale=1">>}]),
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?XC(<<"title">>, <<"Authorization request">>),
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?XC(<<"style">>, css())
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].
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css() ->
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<<"
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body {
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margin: 0;
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padding: 0;
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font-family: sans-serif;
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color: #fff;
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}
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h1 {
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font-size: 3em;
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color: #444;
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}
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p {
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line-height: 1.5em;
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color: #888;
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}
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a {
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color: #fff;
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}
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a:hover,
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a:active {
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text-decoration: underline;
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}
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em {
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display: inline-block;
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padding: 0 5px;
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background: #f4f4f4;
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border-radius: 5px;
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font-style: normal;
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font-weight: bold;
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color: #444;
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}
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form {
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color: #444;
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}
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label {
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display: block;
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font-weight: bold;
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}
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input[type=text],
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input[type=password] {
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margin-bottom: 1em;
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padding: 0.4em;
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max-width: 330px;
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width: 100%;
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border: 1px solid #c4c4c4;
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border-radius: 5px;
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outline: 0;
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font-size: 1.2em;
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}
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input[type=text]:focus,
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input[type=password]:focus,
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input[type=text]:active,
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input[type=password]:active {
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border-color: #41AFCA;
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}
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input[type=submit] {
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font-size: 1em;
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}
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.container {
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position: absolute;
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top: 0;
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left: 0;
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right: 0;
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bottom: 0;
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background: #424A55;
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background-image: -webkit-linear-gradient(270deg, rgba(48,52,62,0) 24%, #30353e 100%);
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background-image: linear-gradient(-180deg, rgba(48,52,62,0) 24%, #30353e 100%);
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}
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.section {
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padding: 3em;
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}
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.white.section {
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background: #fff;
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border-bottom: 4px solid #41AFCA;
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}
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.white.section a {
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text-decoration: none;
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color: #41AFCA;
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}
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.white.section a:hover,
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.white.section a:active {
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text-decoration: underline;
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}
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.container > .section {
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background: #424A55;
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}
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.block {
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margin: 0 auto;
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max-width: 900px;
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width: 100%;
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}
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">>.
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logo() ->
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<<"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAASwAAABACAYAAACgPErgAAAVtklEQVR42uydeXhU1d2ADzuyCcii4FZBZdEqVYtaUGqlikVwaRWsrWBRKIh8KgXcEAX9VECtoljcURAJICJWQLaKLAEjIHtBSNhC9oQkk2SW+36/52P+iIE5d5kzk4Fn3ud5H/7gIbnD3PPOveeeuVedygD9xLlQMh9yJ0D+GeokJAg1xcEWzOWYj0DBaQm0fXdaMCu8bROgpJVKksQj0+F84OXw/jRd7KVOdbbCFI6jdDNktlAnESVQNwSzOI6yhZBaV1UzAXiB4wj8CBtbqiRJXDIILtgL+zmOb8aoU5Xh0MMiEr5x6iSiAIZYROLo/aoayYMeocjbNlklSeKC9VAjBDM5IcEQfNZFnYq8AM8SkcJV6iSiCGYRkT1LVDWSA08Tkfy9MLaeOsUA2ot9xJHiW2KK+LW4Mvxnijg1/Pd9xQvFGiqJLUOhcT5kE5Etg0/VYI3TBOvbkyxYKURk2dpqDZb2gyEjC1SjUyBQdcQe4mtimujDHWXiD+Lr4g1iXZXkhISgBZBLZIaoU5GR0I2IVDxxkgVrNhH5z+pqDZb2g+FAJjQ4aYMFtBAfEzdils3iP8TkhYkqlMEZFuQQmcHqVGUBTOI40lLhz02TwUoGKxJAI/FxMYPYckB8Smyikvw/vlM/WHqAP4ifiHPF0fBsYyUkg5UM1okAbhV/JL5sE29TSZLBOhHJYCWDVRXgNPFVqpfXxQbJYCWDlQxWMlgRAc4VV5EYrBZ/kQxWMljJYFVLsBomdLCAS8RdJBZ7xMuSwTIcLKCO2EG8VrxdvEfsLV4F1vkJstq9BlidwN8hVleSLLgUuFzsEv6zs9g4EYIFNBAvFi87tm3WZWI7oHZ8glWnkWbb6ortCG/bsT+tDsBpcYrVpeIhzBHAHJni5XGOd5PwvnKJif0DaCh2/Pn7y/linbgFKx/qrjkWpffEHZo3qVhMBWuC2EVVA4ehay6sAYJgBeDocuh9iYqCL+F04DbxLTFNPMzxWGI6WCuBJ8Rfxi5YK34WLKC5BX3FVzj22n8S/fwcX/i9+1wcLraLVbAqr8OqgNOA31nwPLBc3HWCNU1+cbe4WBwjXhbD08A9eOcn8SNxmHij+EuxQ3iwdxP/Jr4pbsU7+2J5ehiCNuI9FkwN78sZol+0xDSYd6OH75R2BcZasALYKwZO0IWd4fd3LIS6g1XHeLBWQV1gsLgJ9wTBWgSBm1ScuBYuAvI4jrx9cOEZyiXzoUUIxhbDPm+fvFlL4PPe5oO14FslvAjnrYeXgYO4p0T8UrzJbLB2HlbCZMqbfwOjgrDD41HLCrE/LK1pKFYNxFS8sVDsK1Y5ctQeRf42HLcy3JMmNjIc6+ss+ETMRUuRH9Zd7SBS9QMwCFiDNzZBYAT4G5dTUcuC7KiClQ3dj8B6osYSAzOgoq2KMatgChF5e5RyQQXcVwL7MMNXsKOTuWAd2FBG9uhyyMMI6XPBd7GZYOUd8pP+UCn8hBEOr4KCbgYG7Ju4Z43YU0VB+LRoLu6ZpgyQAhflw2e4Y7lYS0XADzdZ8ANGsLaX88PgACHvwfLBY4Afo4T2Q9lNMZ68W0lE/J8oB5RDkxDMwDhF+XC4v6tgxZdcKLov+mBhYR4/FD8VRTRu93CE97RYTxkCuFfMxR13qSjIhoE+Tx9qPh9Mb6WqcBRqBuBli5hguQ4WUGsPvGsRKyw/hAaoGJEPy4lI4Uxlw3XHzu/XEVNKHk3QYAmWWDEecmraBqtaCE6HrCYeJpX34Jwc8eYYXp3cjHPSxWbKA9/Da3im+CeY1kBV4gNoUQILiB/6YD0JNYFP4jMoGFINwZqhNHwKLbfB5ji9/kdMBss8vk9MBcs8pasht7GLSIzHOQfFX6kYApyFuw/FFz38jveJitxBqhI3QMsS2IiQMMFaDFOJHyF45fZECdYOqA0sIX5YMPkOk8Eyz96xpoJlnvIZDgduazEfZ+SJVyoNhqO1DWcUim1dfJf2DTxTVgxFY1Ql+kOtivDYSJhgTYX7cIx1EJgmDhSvEbuK12XAiHyYCxThCKsQHmiXCMHa5+5T+BBY74qVX39vcUIhbLBwSkUO7DonBsEqBCtFfBjoHt6+34mjLfg34HO4feL8mw0HqwKsr8XRwA2E9x3xYY693jzHvWfZCAdheAZnWG6+1wecKd4oDhFHicPFvm6WI4SXRBTijOcdzi3+BefkifPAehLoI14Pqcdt/1x3YyNb/BisYUC38PvbU3wivOQhGHWw+sK5ASjAltBB8D8MQe05NXCBBZOBCmxJXwbTa1RnsDbCL4Pgx5ajeeJjYDVXEZgDNSugVwhW44j1sw0GKwjrX4El2kGzHDqVwzvO1x3d2dhMsPbMgjnaRZGroW0OjHcY1VIYeZHNMoZ0nPFP5YDwIJwp5miWinwt3u7w5z3g4lS1sc2c1Tl+Z0eTRXBkLKy1PWp7Ga4EAthSXAhHn4BQa5vX2zUIX1rRBKvU0fluYDaUt3F5xa5rNmzFlsfurs5grYP52JK7AVZcpBxSCrU3wvPOPtgzuxsI1gG3l9/90Cfg6Ihm/ONRBssn3udyceNVftiBLXNnaAZHbxcLNZs6uPXMFJdHCF84OeICluIIfQTzHI3jrI0Q7Kwc4myaxEqDtR2VC9bCCMDvOliZ0NGCCv1pwb7XlEdmQCtgOVp2bYU69aojWB/AVUEIoWcpfNlMeQD4q/0bs/GL6IK1JR3Wd/T4/lxZDJloKTgMrzXzFqyDJfBNT+WB2dD2kO1Eb9AP/zrhAAQ+xhl/d7A6fm0U977qbvPzr3YYwlkqArnQ2f4swb8SZjZXDtkG3SxsWSZ6HRt9RJ+rYP0H/omWdVNUlGyDxpm2b/i4P1VHsPbYnhrl7IQ/NlNRAPzDfqnH0o4eg1UEEy+N8mkl3e1P378e4CFYFnzRR0VBVzgP26BumqyqANQX92JPhm5FOXC2uJXoKBR7KA3AQuzZLzaMcJbwqv2pfXFL5YKV8BFaCvfCH1uqKDgKA0NOgzUAGuRp7664eaUyxD3Qpkz7u0oWxDtY/aBhFhzUD7hBN6goeRVq7IRVNkEY4y1YRx5VBiiHV9ByaK77YOW+pwxQCn9DS/4W2Fy7SgCuEEPYM1ETkXriSsxwRLxQe7RhjyV2VVW4E+ofhj1oSe2rXDAaGhTBAbQM72vo6VDzHQXrX9r7nxeXwqrLYWcNoFa0hj8F7rQiTuAV5cHIFvEM1jvQ3UJH+QJliN9Dj5B2APkWuw/Wrm3QrJ6hZyC20q/C9qfDsgbOg1WYDxe2NbRtdfTfZbXKIbW9x8ns30QISA1xEmbZLDbRzJEdwp6hqgqvwVWWdt9avVy5ZDL8Wj9VstbYwUwpdALKbIP1HxhJRAJlwPfhHWWzATeJafpz9bd/H89grYBRaHn+RmWQn2CdZtsyYWhjd8HaPVQZZKl2HV7AgvEXOw9W1pvKIDNhGFrevbVKACY6vPLWSHN0NUp8ThxnyJfECzRHWSlermaugfvRcuQu5ZLv4F60pN+lDLIZUmyDtRRmklAUPBzPYK2GT3Vf4IX+jZRBPoYniUioHA62dx6sQAVkt1MGSYXeFjoC3ZwFKyRm/14Z5Bu4OKidZwsOqjL4P8eeZSqBAMZgz0JVhQ3wOhEpLoLxZyqXHIAJRKS0CF48UxnkWehnG6wj8BUJxfK3VZQUuAiW/ntRwa+UYR6BP+gH+f6eLoK1CQprKoMchIv82itNGfc5DFY+FLUyvG0NS2E/Ecl8qcrg/w573kuwYP0Re1JVFd7RfvAWbYIU1/vJ2/AhETm6HlJqKIOshA4hKNMGK5RwwZrygYFHqC9zGqygNlgrP4vBjQW7hcCKHKy9tzh/kGrqd8ow+6CVX3tPovShKkw2PKuJx2G4tKEyyF6o4YPvicjhN1UlHD5TcGKCBetG7Nkq/ixA+doPNv9i5YFp2iuE1mJlmBxoEbR7kKqVcMGaOU1FyTpYq7tbg/NgbZ+tDLMLrrcJVi9ViTLtKfsq48E6CK392p0m/e8qTDE8RUQOHobmRoN1AGqWQZomWFMq33FE/C/2vJBgwboee/aKdVzMfXk6U3hLGyyMBysXWga1i5jTBqmchAvWY31VlGRqbyrmn64qka8NVsj4/MZg6IPgNFj7tV9iLfsRVtdSBsmATgEIaoJ/mwqzEwYTkWABbDhLGSQdGpdp12OVPF7lmQO7HU1gJxDAI9izs+oRVlAfrH8rDyzQXoAp3gxv1zJ8UaVTSDtHec9f1bqEmXQPiuUfwjdR/Se8AG0sOEpEUidVmax8n4iU58OKFoaPsJ5xE6x/wwT9pPuTRifdv4K79Nv3QZdK8yb90PLazcogH8HlIQgQkfl3ewjWpwn2yLH92JOmhFgHqwSGE5EyH7x/vjJICtyjX362s6f6Cf6hX9tSOB8Q+SJGfimmQPogZYCXoD9avh1WZYAORcvwfsogpbDeTbBmwW1oKR6mDJIGs4iIvxAeOLPSpGxn/dGYb6rhJRdPod2jn7nGQ7DWaQJSQzxLbC22iqFtxDvE7ThjRTyCNQ1uRkvqYGWQQzBH/yV3+R7zFOhhab8u8smt6iThN1AjB1brd+rnuqhKvAFX6hdz/rgBLqqpDJAHPS2w3ARrIpzth2IiEtgBM+spA2RBB/33unZ9qyrxDNTLg52a11MAS842dDrYRH/XhfxDMLyhh2AViK0jBKum+K5YKObE0CLc8WE8gvUStC7XbtuWrXBeHWWA7tDJp933dq+F8TXVHmgS1M4LFByE/q3VScB826OrwG7IqqsqcQvU3Q+70OJ7SEVJO6iVARsQHAcrTBosR8vrI5UBNsBctBQ+raowD6ag5ev3lQFmw3i0FM9SgiZYOiJ+KHMs4iUkFk+aC5aeLbAULYERygBB+BIt+8ZV3lHfQ8uRRaDqqASmF7Sxf8xV6SR1AjbBi+gphPIuUcb0aQQvwfoWBqDFKoEXuqooWAID0RLyw56OJ7j319WAhZZp/aOMVTegDC0ZfaII1sdKA9CPxOLWeAVrMgy0Hxu9ukS5NvEh+33v6Q6VT4uusCCElpnz4Ie6KgFZAWctgTS0lPjg2osiLDRtFwAfWoKHIfRrj/NCI0oAr8EqgAZ+2IOew7DkWuWBAPQvBT9ayuZo5uUWo8cH6z1FKwTXFkEOWio2Q1ndKIJVILa1XYGeGBSJbeIVrObQKBPS0VJ6ABZ7itY2eLAIO1JmqKqUwzzsWQyB9soFwGliQxUj/HCNs/tiH5hqM2hfxxarCPwPughBI80dEBwHK3wUOMDCjtKjbp5GlAn1vodxgIWeoO6hDGvhmqDtzygXA0/BN3VcPF/yAYfzO3crQRcsE+uxgIfEUqqXVUowGyw9I2EY9uRCxV0uls803AwTsacC3uisqjIEOgMV2GLlAeMgdK7NbW47Aq+Ke8UD4jsw4yyDj9ruIE6yoAxbyo/AjjOVhnehVQFk4ojQIgjeDNSNsGO3FP9mwVYEE8FqAbUOwwoccWAh+HuCVS/C9jUNwZ+BNByx9A0Hd4+ciiOOpELx3WBFumNB/RD0smARjti5FPrVNBCsQvECB9G6SvwaZ/xX/F/xf8S5YojoGRXvYM2C+j7nT8uZC9ZvI42NhdA8AAOALTgi5TkVic/gSRxjFQDzxKFiH7G7eJv4WAhWBqCc49i/Gya2US7hWPzuFf8iTrBgGVCOY4r/5HCupF8AV2wDazrwiDhEfEFcKGYRxkiwwlRAeyAb5+wQPxFHioPEseLn4gEcU7gdLm3q4PubTVw+ay9DTBGfCm/bKPFTcSfOyYe+FyrBQLAQPnfzyHdxSvg1F4hlYrGYHn5d94hNTnC/qxK8Uya2Mx8se0rhCsCHc7aCVXnfG2fB/Ao4hGPSV8O59VQkfgs1N8IiYkrBK8oFW+E5wIdndkx2eVXkeYxgPljh7bs1CCHigr8Ull7u4r26pBgKiBtb7lCCqWCFeVi5AKgtthE7iL8QGykNwGi8s0AJcQ9WmOnwIHEjlAFp5yg7noNmQCoxo2yNizmWoUG8Yon73oOzayiXAG8mZLDC/BkGlIBFTMkvg1v6eFhPc31mzKNVIf59hBJiECy/2FvFCOCcKObBesQjWNV/8aFiPxR0cbNRrcVVxITgauWAR6H+IdiNZxZPinJdyKSEDFaY5dAXyCY2HIJPeyqPvAlXANuJDT74/n4leA6WPUfFXjEKVjMxD/css/m5c7TBMsgmGBGI2VG+9T0UtvdyI7cme+EzjPPhROWACmiJp0/q8lzY/RdlgFUwDCjGGFZYXbDSb3Fx4aGzH77DKBmrIPdCFSUcWyU9B6Pk7ICMbkowFiz9fNFAZRjgGjGIOwLi1UrDBv0R1hJlmCLoFYIMs2Mj8D74m6poAIZbkGtmg/gIbmumHLID5uOK0GzIb294B7skCAssoiYLsh6FdWIk/D7Ycp7LZ7vV2Qejifo9CmYBo+Hb2oY/jQcC+4iKUAnwCmxvrgTjwdLzttjS0L7U3uOjwqYoG3ZqF19WvKVigA/aBGEaUEFUWFsh+CeTa50uCMAUC3LwRioEb1MueRw62a/DsXLE9yH4GxVD/HCjBfPEYlxxdDsUjgPrbCXMprTF/oiPnip9QnnEgnND8KwFu3DHdigfC4vaqhgBNA3CwxZsxB37xFdhUSelQRssM+wVh4iNPb7+RhwLyhHcs8PJM/+OHLv1ziaOw5cNmReoGAL8KgRvBWC/5e4IZh2EBomnqVgQgrYWDBUXApkRlhaUillgLRVfFm8AaiqPAN3ENWJ+2ExxJVjTIHQXBM9UcSQI51twLzBNXMSxQOSIeeEdchNYC469dq6HH+qd4DYpvwA+FPeIeeF/86Ch9+g0C34HTBC/FLeK2eHfkyWmiZ+LT4rXhddqxYUQ1LLgGmCMOF/8QcwKb1tOeFsXhNcu3QyWLhDmg2XPLvFZ8UpRO8iAVuL14nPiTrxRLnZVDjkC54TveJAfdjEcuUzFia/h9FLoDbwifhV+3XmVxsZ6cQ5Yj0LoChVPkI0TO4q9wLoDuFW8TrxAbGr4d9WwoAVwhni6SiCA+mIzsXn4/6S2i3/bIPzvasdw++pW2r6mYi2VIAC1wtvUPLyNdZUGz8EyTyj8s78KnzK+LL4kviPOE9eJeUTP/R5f+xlgnZEIY8OC5pXGRg2VJEkSTbBOXsaoJEmSJIN1EvC0SvJ/7dSxigEAHIDxf5FisAilbNbbWGSi5OZ7BgZPcS/hAZTNwFtYSVltit2iU/c9gxv8u75ffa/wSQ4ruR+ahySHldyZJiHJYSW3pnZIcliJHekrJDmsxMM60JQqIUkJh3WhJX1SKSTpzcN60J1udKQNfdOIaiFJLwxrTwua0Zj61PtjXfqgDtWpEJL04rCetKKBM5GUeVgnGoYkJR1Wka60o0ZIUuJhVWlLzZCk5MMqUyv0r/wCSDD/4sxS1q8AAAAASUVORK5CYII=">>.
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opt_type(oauth_expire) ->
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fun(I) when is_integer(I), I >= 0 -> I end;
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opt_type(_) -> [oauth_expire].
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