Chapril/xmpp.chapril.org-ejabberd
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Cache caps timestamp before the IQ-request is done

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This commit is contained in:
Evgeniy Khramtsov 2012-02-28 16:38:24 +10:00
parent b1e2538488
commit deb87f2dfa
1 changed files with 7 additions and 11 deletions
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18
src/mod_caps.erl
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@ -375,6 +375,10 @@ feature_request(Host, From, Caps, [SubNode | Tail] = SubNodes) ->
[{"xmlns", ?NS_DISCO_INFO},
{"node", Node ++ "#" ++ SubNode}],
[]}]},
%% We cache current timestamp in order to avoid
%% caps requests flood
cache_tab:insert(caps_features, BinaryNode, now_ts(),
caps_write_fun(BinaryNode, now_ts())),
F = fun(IQReply) ->
feature_response(
IQReply, Host, From, Caps, SubNodes)
@ -405,19 +409,11 @@ feature_response(#iq{type = result,
caps_features, BinaryNode, BinaryFeatures,
caps_write_fun(BinaryNode, BinaryFeatures));
false ->
%% We cache current timestamp and will probe the client
%% after BAD_HASH_LIFETIME seconds.
cache_tab:insert(caps_features, BinaryNode, now_ts(),
caps_write_fun(BinaryNode, now_ts()))
ok
end,
feature_request(Host, From, Caps, SubNodes);
feature_response(_IQResult, Host, From, Caps, [SubNode | SubNodes]) ->
%% We got type=error or invalid type=result stanza or timeout,
%% so we cache current timestamp and will probe the client
%% after BAD_HASH_LIFETIME seconds.
BinaryNode = node_to_binary(Caps#caps.node, SubNode),
cache_tab:insert(caps_features, BinaryNode, now_ts(),
caps_write_fun(BinaryNode, now_ts())),
feature_response(_IQResult, Host, From, Caps, [_SubNode | SubNodes]) ->
%% We got type=error or invalid type=result stanza or timeout.
feature_request(Host, From, Caps, SubNodes).
node_to_binary(Node, SubNode) ->