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allow the parent app to override the metadata fun #445

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merged 1 commit into from May 18, 2020
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allow the parent app to override the metadata fun #445

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6 changes: 5 additions & 1 deletion src/blockchain_sup.erl
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Expand Up @@ -73,14 +73,18 @@ init(Args) ->
[{group_delete_predicate, Pred}]
end,
BaseDir = proplists:get_value(base_dir, Args, "data"),

%% allow the parent app to change this if it needs to.
MetadataFun = application:get_env(blockchain, metadata_fun,
fun blockchain_worker:signed_metadata_fun/0),
SwarmWorkerOpts =
[
{key, proplists:get_value(key, Args)},
{base_dir, BaseDir},
{libp2p_proxy,
[{limit, application:get_env(blockchain, relay_limit, 25)}]},
{libp2p_peerbook,
[{signed_metadata_fun, fun blockchain_worker:signed_metadata_fun/0},
[{signed_metadata_fun, MetadataFun},
{notify_time, application:get_env(blockchain, peerbook_update_interval, timer:minutes(5))},
{allow_rfc1918, application:get_env(blockchain, peerbook_allow_rfc1918, false)}
]},
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