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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) 2020-2021 VMware, Inc. or its affiliates. All rights reserved.
%%
-module(rabbit_stream_connections_mgmt).
-behaviour(rabbit_mgmt_extension).
-export([dispatcher/0,
web_ui/0]).
-export([init/2,
to_json/2,
content_types_provided/2,
is_authorized/2]).
-include_lib("rabbitmq_management_agent/include/rabbit_mgmt_records.hrl").
dispatcher() ->
case rabbit_stream_management_utils:is_feature_flag_enabled() of
true -> [{"/stream/connections", ?MODULE, []}];
false -> []
end.
web_ui() ->
case rabbit_stream_management_utils:is_feature_flag_enabled() of
true -> [{javascript, <<"stream.js">>}];
false -> rabbit_log:warning(
"Unable to show the stream management plugin. The stream_queue feature flag is disabled. "++
"Enable stream_queue feature flag then disable and re-enable the rabbitmq_stream_management plugin. ",
"See https://www.rabbitmq.com/feature-flags.html to learn more",
[]),
[]
end.
%%--------------------------------------------------------------------
init(Req, _Opts) ->
{cowboy_rest, rabbit_mgmt_cors:set_headers(Req, ?MODULE), #context{}}.
content_types_provided(ReqData, Context) ->
{[{<<"application/json">>, to_json}], ReqData, Context}.
to_json(ReqData, Context) ->
try
Connections = do_connections_query(ReqData, Context),
rabbit_mgmt_util:reply_list_or_paginate(Connections, ReqData, Context)
catch
{error, invalid_range_parameters, Reason} ->
rabbit_mgmt_util:bad_request(iolist_to_binary(Reason), ReqData,
Context)
end.
is_authorized(ReqData, Context) ->
rabbit_mgmt_util:is_authorized(ReqData, Context).
augmented(ReqData, Context) ->
rabbit_mgmt_util:filter_conn_ch_list(
rabbit_mgmt_db:get_all_connections(
rabbit_mgmt_util:range_ceil(ReqData)),
ReqData, Context).
do_connections_query(ReqData, Context) ->
case rabbit_mgmt_util:disable_stats(ReqData) of
false ->
rabbit_stream_management_utils:keep_stream_connections(augmented(ReqData,
Context));
true ->
TrackedStreamConnections =
rabbit_stream_management_utils:keep_tracked_stream_connections(
rabbit_connection_tracking:list()),
rabbit_mgmt_util:filter_tracked_conn_list(TrackedStreamConnections,
ReqData, Context)
end.
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