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%%% @doc A proxy interface module between the main mod_bosh module and the backend modules. |
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%%% There is only one backend implementation (mnesia), so the backend module is global. |
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-module(mod_bosh_backend). |
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-export([start/1, |
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create_session/1, |
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delete_session/1, |
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get_session/1, |
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get_sessions/0, |
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node_cleanup/1]). |
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-define(MAIN_MODULE, mod_bosh). |
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%% Callbacks |
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-callback start() -> any(). |
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-callback create_session(mod_bosh:session()) -> any(). |
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-callback delete_session(mod_bosh:sid()) -> any(). |
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-callback get_session(mod_bosh:sid()) -> [mod_bosh:session()]. |
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-callback get_sessions() -> [mod_bosh:session()]. |
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-callback node_cleanup(Node :: atom()) -> any(). |
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%% API Functions |
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-spec start(gen_mod:module_opts()) -> any(). |
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start(Opts) -> |
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mongoose_backend:init(global, ?MAIN_MODULE, [], Opts), |
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mongoose_backend:call(global, ?MAIN_MODULE, ?FUNCTION_NAME, []). |
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-spec create_session(mod_bosh:session()) -> any(). |
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create_session(Session) -> |
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mongoose_backend:call(global, ?MAIN_MODULE, ?FUNCTION_NAME, [Session]). |
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-spec delete_session(mod_bosh:sid()) -> any(). |
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delete_session(Sid) -> |
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mongoose_backend:call(global, ?MAIN_MODULE, ?FUNCTION_NAME, [Sid]). |
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-spec get_session(mod_bosh:sid()) -> [mod_bosh:session()]. |
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get_session(Sid) -> |
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mongoose_backend:call(global, ?MAIN_MODULE, ?FUNCTION_NAME, [Sid]). |
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-spec get_sessions() -> [mod_bosh:session()]. |
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get_sessions() -> |
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mongoose_backend:call(global, ?MAIN_MODULE, ?FUNCTION_NAME, []). |
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-spec node_cleanup(Node :: atom()) -> any(). |
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node_cleanup(Node) -> |
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mongoose_backend:call(global, ?MAIN_MODULE, ?FUNCTION_NAME, [Node]). |