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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.AuthenticateUserCommand do
alias RabbitMQ.CLI.Core.{DocGuide, ExitCodes, 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([user], %{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_access_control,
:check_user_pass_login,
[user, password]
)
end
end
def run([user, password], %{node: node_name}) do
:rabbit_misc.rpc_call(
node_name,
:rabbit_access_control,
:check_user_pass_login,
[user, password]
)
end
def usage, do: "authenticate_user <username> <password>"
def usage_additional() do
[
["<username>", "Username to use"],
["<password>", "Password to use. Can be entered via stdin in interactive mode."]
]
end
def usage_doc_guides() do
[
DocGuide.access_control()
]
end
def help_section(), do: :user_management
def description(), do: "Attempts to authenticate a user. Exits with a non-zero code if authentication fails."
def banner([username | _], _), do: "Authenticating user \"#{username}\" ..."
def output({:error, :not_enough_args}, _) do
{:error, ExitCodes.exit_software(), "Password is not provided via argument or stdin"}
end
def output({:refused, user, msg, args}, _) do
{:error, RabbitMQ.CLI.Core.ExitCodes.exit_dataerr(),
"Error: failed to authenticate user \"#{user}\"\n" <>
to_string(:io_lib.format(msg, args))}
end
def output({:ok, _user}, _) do
{:ok, "Success"}
end
use RabbitMQ.CLI.DefaultOutput
end
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