1 files changed, 67 insertions, 0 deletions
diff --git a/deps/rabbitmq_cli/lib/rabbitmq/cli/ctl/commands/list_exchanges_command.ex b/deps/rabbitmq_cli/lib/rabbitmq/cli/ctl/commands/list_exchanges_command.ex
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index 0000000000..a3b8b3521b
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+++ b/deps/rabbitmq_cli/lib/rabbitmq/cli/ctl/commands/list_exchanges_command.ex
@@ -0,0 +1,67 @@
+## This Source Code Form is subject to the terms of the Mozilla Public
+## License, v. 2.0. If a copy of the MPL was not distributed with this
+## file, You can obtain one at https://mozilla.org/MPL/2.0/.
+##
+## Copyright (c) 2007-2020 VMware, Inc. or its affiliates.  All rights reserved.
+
+defmodule RabbitMQ.CLI.Ctl.Commands.ListExchangesCommand do
+  alias RabbitMQ.CLI.Ctl.{InfoKeys, RpcStream}
+
+  @behaviour RabbitMQ.CLI.CommandBehaviour
+
+  @info_keys ~w(name type durable auto_delete internal arguments policy)a
+
+  def info_keys(), do: @info_keys
+
+  def scopes(), do: [:ctl, :diagnostics]
+
+  use RabbitMQ.CLI.Core.AcceptsDefaultSwitchesAndTimeout
+
+  def merge_defaults([], opts) do
+    merge_defaults(~w(name type), opts)
+  end
+
+  def merge_defaults(args, opts) do
+    {args, Map.merge(%{vhost: "/", table_headers: true}, opts)}
+  end
+
+  def validate(args, _) do
+    case InfoKeys.validate_info_keys(args, @info_keys) do
+      {:ok, _} -> :ok
+      err -> err
+    end
+  end
+
+  use RabbitMQ.CLI.Core.RequiresRabbitAppRunning
+
+  def run([_ | _] = args, %{node: node_name, timeout: timeout, vhost: vhost}) do
+    info_keys = InfoKeys.prepare_info_keys(args)
+
+    RpcStream.receive_list_items(
+      node_name,
+      :rabbit_exchange,
+      :info_all,
+      [vhost, info_keys],
+      timeout,
+      info_keys
+    )
+  end
+
+  use RabbitMQ.CLI.DefaultOutput
+
+  def formatter(), do: RabbitMQ.CLI.Formatters.Table
+
+  def usage(), do: "list_exchanges [--vhost <vhost>] [--no-table-headers] [<column> ...]"
+
+  def usage_additional() do
+    [
+      ["<column>", "must be one of " <> Enum.join(Enum.sort(@info_keys), ", ")]
+    ]
+  end
+
+  def help_section(), do: :observability_and_health_checks
+
+  def description(), do: "Lists exchanges"
+
+  def banner(_, %{vhost: vhost}), do: "Listing exchanges for vhost #{vhost} ..."
+end