fix: raise Mnesia wait_for_tables beyond gen_server 5s default

Caller timed out while mnesia:wait_for_tables ran the full 5s on IFT disc load; use infinity call timeout, 120s wait, and one repair retry.

src/eventhub_app.erl

@@ -50,7 +50,10 @@ start_application() ->
       application:ensure_all_started(mnesia),
       ok = infra_mnesia:verify_dump_log(),
       ok = infra_mnesia:init_tables(),
-      ok = infra_mnesia:wait_for_tables(),
+      case infra_mnesia:wait_for_tables() of
+        ok -> ok;
+        {error, WaitReason} -> error({mnesia_tables_not_ready, WaitReason})
+      end,
       ok = migration_engine:ensure_applied(),
       %% После wait + migrations: иначе backfill ловит {no_exists, user} на ещё не загруженных таблицах.
       ok = stats_collector:subscribe(),

src/infra/infra_mnesia.erl

@@ -26,7 +26,8 @@
 -define(DISC_TABLES, ?TABLES -- [session, verification, admin_session, node_metric]).
 %% ram_copies: joining nodes must add_table_copy — create_table already_exists skips it.
 -define(RAM_TABLES, [session, verification, admin_session]).
--define(TABLE_WAIT_TIMEOUT, 5000).
+%% Disc load on IFT after crash-loop can exceed default gen_server:call 5s.
+-define(TABLE_WAIT_TIMEOUT, 120000).
 -define(CLEANUP_INTERVAL, 30000). % 30 секунд
 
 %% ===================================================================
@@ -39,13 +40,13 @@ start_link() ->
   gen_server:start_link({local, ?MODULE}, ?MODULE, [], []).
 
 init_tables() ->
-  gen_server:call(?MODULE, init_tables).
+  gen_server:call(?MODULE, init_tables, infinity).
 
 wait_for_tables() ->
-  gen_server:call(?MODULE, wait_for_tables).
+  gen_server:call(?MODULE, wait_for_tables, infinity).
 
 add_cluster_nodes(Nodes) ->
-  gen_server:call(?MODULE, {add_nodes, Nodes}).
+  gen_server:call(?MODULE, {add_nodes, Nodes}, infinity).
 
 %% @doc Soften dump_log overload under write-heavy load (IFT stress).
 %% OTP warns {dump_log, write_threshold|time_threshold} when a new dump
@@ -134,8 +135,10 @@ handle_call({add_nodes, Nodes}, _From, State) ->
   {reply, ok, State};
 
 handle_call(wait_for_tables, _From, State) ->
-  mnesia:wait_for_tables(?TABLES, ?TABLE_WAIT_TIMEOUT),
+  case do_wait_for_tables() of
-  {reply, ok, State}.
+    ok -> {reply, ok, State};
+    {error, Reason} -> {reply, {error, Reason}, State}
+  end;
 
 handle_cast(_Msg, State) -> {noreply, State}.
 handle_info({cleanup}, State) ->
@@ -231,6 +234,26 @@ add_local_ram_copy(Tab) ->
 wait_for_tables_available() ->
   lists:foreach(fun(Tab) -> wait_for_table(Tab) end, ?DISC_TABLES ++ ?RAM_TABLES).
 
+do_wait_for_tables() ->
+  case mnesia:wait_for_tables(?TABLES, ?TABLE_WAIT_TIMEOUT) of
+    ok -> ok;
+    {timeout, Remaining} ->
+      io:format("Mnesia wait_for_tables timeout, repairing ~p~n", [Remaining]),
+      lists:foreach(fun(Tab) ->
+        catch create_table(Tab),
+        case lists:member(Tab, ?RAM_TABLES) of
+          true -> catch add_local_ram_copy(Tab);
+          false -> catch add_local_disc_copy(Tab)
+        end
+      end, Remaining),
+      case mnesia:wait_for_tables(?TABLES, ?TABLE_WAIT_TIMEOUT) of
+        ok -> ok;
+        {timeout, Still} ->
+          io:format("Mnesia tables still not ready: ~p~n", [Still]),
+          {error, {tables_not_ready, Still}}
+      end
+  end.
+
 wait_for_table(Tab) ->
   case lists:member(Tab, mnesia:system_info(tables)) of
     true -> ok;