25
1
mirror of https://github.com/processone/ejabberd.git synced 2024-12-24 17:29:28 +01:00

Add Riak as session manager RAM backend

This commit is contained in:
Evgeniy Khramtsov 2017-04-15 10:02:32 +03:00
parent 5774edfe79
commit fcb978248f
3 changed files with 90 additions and 7 deletions

View File

@ -77,15 +77,22 @@ is_riak_configured() ->
lists:any(fun is_riak_configured/1, ?MYHOSTS).
is_riak_configured(Host) ->
ServerConfigured = ejabberd_config:get_option(
{riak_server, Host},
fun(_) -> true end, false),
PortConfigured = ejabberd_config:get_option(
{riak_port, Host},
fun(_) -> true end, false),
ServerConfigured = ejabberd_config:has_option({riak_server, Host}),
PortConfigured = ejabberd_config:has_option({riak_port, Host}),
StartIntervalConfigured = ejabberd_config:has_option({riak_start_interval, Host}),
PoolConfigured = ejabberd_config:has_option({riak_pool_size, Host}),
CacertConfigured = ejabberd_config:has_option({riak_cacertfile, Host}),
UserConfigured = ejabberd_config:has_option({riak_username, Host}),
PassConfigured = ejabberd_config:has_option({riak_password, Host}),
AuthConfigured = lists:member(
ejabberd_auth_riak,
ejabberd_auth:auth_modules(Host)),
SMConfigured = ejabberd_config:get_option(
{sm_db_type, Host},
ejabberd_sm:opt_type(sm_db_type)) == riak,
RouterConfigured = ejabberd_config:get_option(
{router_db_type, Host},
ejabberd_router:opt_type(router_db_type)) == riak,
Modules = ejabberd_config:get_option(
{modules, Host},
fun(L) when is_list(L) -> L end, []),
@ -93,7 +100,10 @@ is_riak_configured(Host) ->
fun({Module, Opts}) ->
gen_mod:db_type(Host, Opts, Module) == riak
end, Modules),
ServerConfigured or PortConfigured
ServerConfigured or PortConfigured or StartIntervalConfigured
or PoolConfigured or CacertConfigured
or UserConfigured or PassConfigured
or SMConfigured or RouterConfigured
or AuthConfigured or ModuleWithRiakDBConfigured.
start_link() ->

72
src/ejabberd_sm_riak.erl Normal file
View File

@ -0,0 +1,72 @@
%%%-------------------------------------------------------------------
%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
%%% Created : 15 Apr 2017 by Evgeny Khramtsov <ekhramtsov@process-one.net>
%%%
%%%
%%% ejabberd, Copyright (C) 2002-2017 ProcessOne
%%%
%%% This program is free software; you can redistribute it and/or
%%% modify it under the terms of the GNU General Public License as
%%% published by the Free Software Foundation; either version 2 of the
%%% License, or (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
%%% General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License along
%%% with this program; if not, write to the Free Software Foundation, Inc.,
%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
%%%
%%%-------------------------------------------------------------------
-module(ejabberd_sm_riak).
-behaviour(ejabberd_sm).
%% API
-export([init/0, set_session/1, delete_session/1, get_sessions/0,
get_sessions/1, get_sessions/2]).
-include("ejabberd_sm.hrl").
-include("logger.hrl").
%%%===================================================================
%%% API
%%%===================================================================
init() ->
clean_table().
set_session(Session) ->
ejabberd_riak:put(Session, session_schema(),
[{'2i', [{<<"us">>, Session#session.us}]}]).
delete_session(Session) ->
ejabberd_riak:delete(session, Session#session.sid).
get_sessions() ->
case ejabberd_riak:get(session, session_schema()) of
{ok, Ss} -> Ss;
{error, _} -> []
end.
get_sessions(LServer) ->
[S || S <- get_sessions(), element(2, S#session.us) == LServer].
get_sessions(U, S) ->
ejabberd_riak:get_by_index(session, session_schema(), <<"us">>, {U, S}).
%%%===================================================================
%%% Internal functions
%%%===================================================================
session_schema() ->
{record_info(fields, session), #session{}}.
clean_table() ->
%% TODO: not very efficient, rewrite using map-reduce or something
?INFO_MSG("Cleaning Riak 'sm' table...", []),
lists:foreach(
fun(#session{sid = {_, Pid} = SID}) when node(Pid) == node() ->
ejabberd_riak:delete(session, SID);
(_) ->
ok
end, get_sessions()).

View File

@ -308,6 +308,7 @@ Welcome to this XMPP server."
"riak.localhost":
queue_type: ram
auth_method: riak
sm_db_type: riak
modules:
mod_announce:
db_type: riak