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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.SchemaInfoCommand do
@moduledoc """
Lists all tables on the mnesia schema
"""
alias RabbitMQ.CLI.Ctl.InfoKeys
@behaviour RabbitMQ.CLI.CommandBehaviour
@info_keys ~w(name snmp load_order active_replicas all_nodes attributes checkpoints disc_copies
disc_only_copies external_copies frag_properties master_nodes ram_copies
storage_properties subscribers user_properties cstruct local_content
where_to_commit where_to_read name access_mode cookie load_by_force
load_node record_name size storage_type type where_to_write index arity
majority memory commit_work where_to_wlock load_reason record_validation
version wild_pattern index_info)a
def info_keys(), do: @info_keys
def scopes(), do: [:ctl, :diagnostics]
use RabbitMQ.CLI.Core.AcceptsDefaultSwitchesAndTimeout
use RabbitMQ.CLI.Core.RequiresRabbitAppRunning
def merge_defaults([], opts) do
merge_defaults(
~w(name cookie active_replicas user_properties),
opts
)
end
def merge_defaults(args, opts) do
{args, Map.merge(%{table_headers: true}, opts)}
end
def validate(args, _) do
case InfoKeys.validate_info_keys(args, @info_keys) do
{:ok, _} -> :ok
err -> err
end
end
def run([_ | _] = args, %{node: node_name, timeout: timeout}) do
info_keys = InfoKeys.prepare_info_keys(args)
:rabbit_misc.rpc_call(node_name, :rabbit_mnesia, :schema_info, [info_keys], timeout)
end
use RabbitMQ.CLI.DefaultOutput
def formatter(), do: RabbitMQ.CLI.Formatters.Table
def usage() do
"schema_info [--no-table-headers] [<column> ...]"
end
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 schema database tables and their properties"
def banner(_, %{node: node_name}), do: "Asking node #{node_name} to report its schema..."
end
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