Merge pull request #7459 from rabbitmq/mergify/bp/v3.11.x/pr-7441

Fix rabbitmq-diagnostics remote_shell for 26.0 (backport #7441)

Author: michaelklishin

deps/rabbitmq_cli/lib/rabbitmq/cli/diagnostics/commands/remote_shell_command.ex

@@ -6,19 +6,27 @@
 
 defmodule RabbitMQ.CLI.Diagnostics.Commands.RemoteShellCommand do
   @behaviour RabbitMQ.CLI.CommandBehaviour
+  @dialyzer :no_missing_calls
 
   use RabbitMQ.CLI.Core.MergesNoDefaults
   use RabbitMQ.CLI.Core.AcceptsNoPositionalArguments
 
   def run([], %{node: node_name}) do
-    _ = Supervisor.terminate_child(:kernel_sup, :user)
-    Process.flag(:trap_exit, true)
-    user_drv = :user_drv.start(['tty_sl -c -e', {node_name, :shell, :start, []}])
-    Process.link(user_drv)
-
-    receive do
-      {'EXIT', _user_drv, _} ->
-        {:ok, "Disconnected from #{node_name}."}
+    _ = :c.l(:shell)
+
+    if :erlang.function_exported(:shell, :start_interactive, 1) do
+      :shell.start_interactive({node_name, :shell, :start, []})
+      :timer.sleep(:infinity)
+    else
+      _ = Supervisor.terminate_child(:kernel_sup, :user)
+      Process.flag(:trap_exit, true)
+      user_drv = :user_drv.start(['tty_sl -c -e', {node_name, :shell, :start, []}])
+      Process.link(user_drv)
+
+      receive do
+        {'EXIT', _user_drv, _} ->
+          {:ok, "Disconnected from #{node_name}."}
+      end
     end
   end