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-module(mod_bosh_cets). |
| 2 |
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| 3 |
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-behaviour(mod_bosh_backend). |
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%% mod_bosh_backend callbacks |
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-export([start/0, |
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create_session/1, |
| 8 |
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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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| 13 |
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-include("mod_bosh.hrl"). |
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-define(TABLE, cets_bosh). |
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-spec start() -> any(). |
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start() -> |
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:-( |
cets:start(?TABLE, #{keypos => 2}), |
| 20 |
:-( |
cets_discovery:add_table(mongoose_cets_discovery, ?TABLE). |
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| 22 |
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%% Session key (sid) is unique, so we don't expect conflicts |
| 23 |
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%% So, the confict resolution could be avoided |
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-spec create_session(mod_bosh:session()) -> any(). |
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create_session(Session) -> |
| 26 |
:-( |
cets:insert(?TABLE, Session). |
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-spec delete_session(mod_bosh:sid()) -> any(). |
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delete_session(Sid) -> |
| 30 |
:-( |
cets:delete(?TABLE, Sid). |
| 31 |
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| 32 |
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-spec get_session(mod_bosh:sid()) -> [mod_bosh:session()]. |
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get_session(Sid) -> |
| 34 |
:-( |
ets:lookup(?TABLE, Sid). |
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-spec get_sessions() -> [mod_bosh:session()]. |
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get_sessions() -> |
| 38 |
:-( |
ets:tab2list(?TABLE). |
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| 40 |
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-spec node_cleanup(atom()) -> any(). |
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node_cleanup(Node) -> |
| 42 |
:-( |
Guard = {'==', {node, '$1'}, Node}, |
| 43 |
:-( |
R = {'_', '_', '$1'}, |
| 44 |
:-( |
cets:ping_all(?TABLE), |
| 45 |
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%% We don't need to replicate deletes |
| 46 |
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%% We remove the local content here |
| 47 |
:-( |
ets:select_delete(?TABLE, [{R, [Guard], [true]}]), |
| 48 |
:-( |
ok. |