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Fix get_protocol_type to resolve registered process names via whereis/1 #267

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Fix get_protocol_type to resolve registered process names via whereis/1 #267

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7 changes: 6 additions & 1 deletion src/main/mc_worker_pid_info.erl
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Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,7 @@ set_info(MCWorkerPID, InfoMap) ->
discard_info(MCWorkerPID) ->
ets:delete(?MC_WORKER_PID_INFO_TAB_NAME, MCWorkerPID).

get_protocol_type(MCWorkerPID) ->
get_protocol_type(MCWorkerPID) when is_pid(MCWorkerPID) ->
case get_info(MCWorkerPID) of
{ok, #{protocol_type := ProtocolType}} ->
ProtocolType;
Expand All @@ -95,6 +95,11 @@ get_protocol_type(MCWorkerPID) ->
%% mc_worker process was created before the hot_upgrade so we use
%% the legacy protocol as this was what existed before
legacy
end;
get_protocol_type(Name) when is_atom(Name) ->
case whereis(Name) of
undefined -> legacy;
Pid -> get_protocol_type(Pid)
end.

%% This process should be called from mc_worker processes to install their info
Expand Down