Chapril/xmpp.chapril.org-ejabberd
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Make jlib ETS table more resilient

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Mickael Remond 2016-07-26 11:58:14 +02:00
parent 12f74b4aa7
commit 9ff7257287
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1 changed files with 12 additions and 1 deletions
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13
src/jid.erl
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@ -50,11 +50,22 @@
-spec start() -> ok. -spec start() -> ok.
start() -> start() ->
Owner = spawn(fun() -> ets_keepalive() end),
SplitPattern = binary:compile_pattern([<<"@">>, <<"/">>]), SplitPattern = binary:compile_pattern([<<"@">>, <<"/">>]),
catch ets:new(jlib, [named_table, protected, set, {keypos, 1}]), %% Table is public to allow ETS insert to fix / update the table even if table already exist
%% with another owner.
catch ets:new(jlib, [named_table, public, set, {keypos, 1}, {heir, Owner, undefined}]),
ets:insert(jlib, {string_to_jid_pattern, SplitPattern}), ets:insert(jlib, {string_to_jid_pattern, SplitPattern}),
ok. ok.
%% Process used to keep jlib ETS table alive in case the original owner dies.
%% The table need to be public, otherwise subsequent inserts would fail.
ets_keepalive() ->
receive
_ ->
ets_keepalive()
end.
-spec make(binary(), binary(), binary()) -> jid() | error. -spec make(binary(), binary(), binary()) -> jid() | error.
make(User, Server, Resource) -> make(User, Server, Resource) ->