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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.ChangePasswordCommand do
alias RabbitMQ.CLI.Core.{DocGuide, ExitCodes, Helpers, Input}
@behaviour RabbitMQ.CLI.CommandBehaviour
use RabbitMQ.CLI.Core.MergesNoDefaults
def validate(args, _) when length(args) < 1, do: {:validation_failure, :not_enough_args}
def validate(args, _) when length(args) > 2, do: {:validation_failure, :too_many_args}
def validate([_], _), do: :ok
def validate([_, _], _), do: :ok
use RabbitMQ.CLI.Core.RequiresRabbitAppRunning
def run([username], %{node: node_name} = opts) do
# note: blank passwords are currently allowed, they make sense
# e.g. when a user only authenticates using X.509 certificates.
# Credential validators can be used to require passwords of a certain length
# or following a certain pattern. This is a core server responsibility. MK.
case Input.infer_password("Password: ", opts) do
:eof -> {:error, :not_enough_args}
password -> :rabbit_misc.rpc_call(
node_name,
:rabbit_auth_backend_internal,
:change_password,
[username, password, Helpers.cli_acting_user()]
)
end
end
def run([username, password], %{node: node_name}) do
:rabbit_misc.rpc_call(
node_name,
:rabbit_auth_backend_internal,
:change_password,
[username, password, Helpers.cli_acting_user()]
)
end
def output({:error, :not_enough_args}, _) do
{:error, ExitCodes.exit_software(), "Password is not provided via argument or stdin"}
end
def output({:error, {:no_such_user, username}}, %{node: node_name, formatter: "json"}) do
{:error, %{"result" => "error", "node" => node_name, "message" => "User #{username} does not exists"}}
end
def output({:error, {:no_such_user, username}}, _) do
{:error, ExitCodes.exit_nouser(), "User \"#{username}\" does not exist"}
end
use RabbitMQ.CLI.DefaultOutput
def usage, do: "change_password <username> <password>"
def usage_additional() do
[
["<username>", "Name of the user whose password should be changed"],
["<password>", "New password to set"]
]
end
def usage_doc_guides() do
[
DocGuide.access_control()
]
end
def help_section(), do: :user_management
def description(), do: "Changes the user password"
def banner([user | _], _), do: "Changing password for user \"#{user}\" ..."
end
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