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+## 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.StopCommand do
+ @behaviour RabbitMQ.CLI.CommandBehaviour
+ alias RabbitMQ.CLI.Core.OsPid
+
+ def merge_defaults(args, opts) do
+ {args, Map.merge(%{idempotent: false}, opts)}
+ end
+
+ def switches(), do: [idempotent: :boolean]
+
+ def validate([], _), do: :ok
+ def validate([_pidfile_path], _), do: :ok
+ def validate([_ | _] = args, _) when length(args) > 1, do: {:validation_failure, :too_many_args}
+
+ def run([], %{node: node_name, idempotent: true}) do
+ case :rabbit_misc.rpc_call(node_name, :rabbit, :stop_and_halt, []) do
+ {:badrpc, :nodedown} -> {:ok, "Node #{node_name} is no longer running"}
+ any -> any
+ end
+ end
+
+ def run([], %{node: node_name, idempotent: false}) do
+ :rabbit_misc.rpc_call(node_name, :rabbit, :stop_and_halt, [])
+ end
+
+ def run([pidfile_path], %{node: node_name}) do
+ ret = OsPid.read_pid_from_file(pidfile_path, true)
+ :rabbit_misc.rpc_call(node_name, :rabbit, :stop_and_halt, [])
+
+ case ret do
+ {:error, details} ->
+ {:error, "could not read pid from file #{pidfile_path}. Error: #{details}"}
+
+ {:error, :could_not_read_pid_from_file, {:contents, s}} ->
+ {:error, "could not read pid from file #{pidfile_path}. File contents: #{s}"}
+
+ {:error, :could_not_read_pid_from_file, details} ->
+ {:error, "could not read pid from file #{pidfile_path}. Error: #{details}"}
+
+ pid ->
+ OsPid.wait_for_os_process_death(pid)
+ {:ok, "process #{pid} (take from pid file #{pidfile_path}) is no longer running"}
+ end
+ end
+
+ use RabbitMQ.CLI.DefaultOutput
+
+ def usage, do: "stop [--idempotent] [<pidfile>]"
+
+ def usage_additional() do
+ [
+ ["<pidfile>", "node PID file path to monitor. To avoid using a PID file, use 'rabbitmqctl shutdown'"],
+ ["--idempotent", "return success if target node is not running (cannot be contacted)"]
+ ]
+ end
+
+ def description(), do: "Stops RabbitMQ and its runtime (Erlang VM). Requires a local node pid file path to monitor progress."
+
+ def help_section(), do: :node_management
+
+ def banner([pidfile_path], %{node: node_name}) do
+ "Stopping and halting node #{node_name} (will monitor pid file #{pidfile_path}) ..."
+ end
+
+ def banner(_, %{node: node_name}), do: "Stopping and halting node #{node_name} ..."
+end