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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.Diagnostics.Commands.MaybeStuckCommand do
@behaviour RabbitMQ.CLI.CommandBehaviour
use RabbitMQ.CLI.DefaultOutput
use RabbitMQ.CLI.Core.AcceptsDefaultSwitchesAndTimeout
use RabbitMQ.CLI.Core.MergesNoDefaults
use RabbitMQ.CLI.Core.AcceptsNoPositionalArguments
use RabbitMQ.CLI.Core.RequiresRabbitAppRunning
def run([], %{node: node_name, timeout: timeout}) do
:rabbit_misc.rpc_call(node_name, :rabbit_diagnostics, :maybe_stuck, [], timeout)
end
def help_section(), do: :observability_and_health_checks
def description(), do: "Detects Erlang processes (\"lightweight threads\") potentially not making progress on the target node"
def usage, do: "maybe_stuck"
def banner(_, %{node: node_name}) do
"Asking node #{node_name} to detect potentially stuck Erlang processes..."
end
end
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