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Diffstat (limited to 'deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_protocol_listener.erl')
| -rw-r--r-- | deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_protocol_listener.erl | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_protocol_listener.erl b/deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_protocol_listener.erl new file mode 100644 index 0000000000..a0b7e4e6dd --- /dev/null +++ b/deps/rabbitmq_management/src/rabbit_mgmt_wm_health_check_protocol_listener.erl @@ -0,0 +1,127 @@ +%% 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. +%% + +%% An HTTP API counterpart of 'rabbitmq-diagnostics check_protocol_listener' +-module(rabbit_mgmt_wm_health_check_protocol_listener). + +-export([init/2, to_json/2, content_types_provided/2, is_authorized/2]). +-export([resource_exists/2]). +-export([variances/2]). + +-include_lib("rabbitmq_management_agent/include/rabbit_mgmt_records.hrl"). +-include_lib("rabbit_common/include/rabbit.hrl"). + +%%-------------------------------------------------------------------- + +init(Req, _State) -> + {cowboy_rest, rabbit_mgmt_headers:set_common_permission_headers(Req, ?MODULE), #context{}}. + +variances(Req, Context) -> + {[<<"accept-encoding">>, <<"origin">>], Req, Context}. + +content_types_provided(ReqData, Context) -> + {rabbit_mgmt_util:responder_map(to_json), ReqData, Context}. + +resource_exists(ReqData, Context) -> + {case protocol(ReqData) of + none -> false; + _ -> true + end, ReqData, Context}. + +to_json(ReqData, Context) -> + Protocol = normalize_protocol(protocol(ReqData)), + Listeners = rabbit_networking:active_listeners(), + Local = [L || #listener{node = N} = L <- Listeners, N == node()], + ProtoListeners = [L || #listener{protocol = P} = L <- Local, atom_to_list(P) == Protocol], + case ProtoListeners of + [] -> + Msg = <<"No active listener">>, + failure(Msg, Protocol, [P || #listener{protocol = P} <- Local], ReqData, Context); + _ -> + rabbit_mgmt_util:reply([{status, ok}, + {protocol, list_to_binary(Protocol)}], ReqData, Context) + end. + +failure(Message, Missing, Protocols, ReqData, Context) -> + {Response, ReqData1, Context1} = rabbit_mgmt_util:reply([{status, failed}, + {reason, Message}, + {missing, list_to_binary(Missing)}, + {protocols, Protocols}], + ReqData, Context), + {stop, cowboy_req:reply(503, #{}, Response, ReqData1), Context1}. + +is_authorized(ReqData, Context) -> + rabbit_mgmt_util:is_authorized(ReqData, Context). + +protocol(ReqData) -> + rabbit_mgmt_util:id(protocol, ReqData). + +normalize_protocol(Protocol) -> + case string:lowercase(binary_to_list(Protocol)) of + "amqp091" -> "amqp"; + "amqp0.9.1" -> "amqp"; + "amqp0-9-1" -> "amqp"; + "amqp0_9_1" -> "amqp"; + "amqp10" -> "amqp"; + "amqp1.0" -> "amqp"; + "amqp1-0" -> "amqp"; + "amqp1_0" -> "amqp"; + "amqps" -> "amqp/ssl"; + "mqtt3.1" -> "mqtt"; + "mqtt3.1.1" -> "mqtt"; + "mqtt31" -> "mqtt"; + "mqtt311" -> "mqtt"; + "mqtt3_1" -> "mqtt"; + "mqtt3_1_1" -> "mqtt"; + "mqtts" -> "mqtt/ssl"; + "mqtt+tls" -> "mqtt/ssl"; + "mqtt+ssl" -> "mqtt/ssl"; + "stomp1.0" -> "stomp"; + "stomp1.1" -> "stomp"; + "stomp1.2" -> "stomp"; + "stomp10" -> "stomp"; + "stomp11" -> "stomp"; + "stomp12" -> "stomp"; + "stomp1_0" -> "stomp"; + "stomp1_1" -> "stomp"; + "stomp1_2" -> "stomp"; + "stomps" -> "stomp/ssl"; + "stomp+tls" -> "stomp/ssl"; + "stomp+ssl" -> "stomp/ssl"; + "https" -> "https"; + "http1" -> "http"; + "http1.1" -> "http"; + "http_api" -> "http"; + "management" -> "http"; + "management_ui" -> "http"; + "ui" -> "http"; + "cli" -> "clustering"; + "distribution" -> "clustering"; + "webmqtt" -> "http/web-mqtt"; + "web-mqtt" -> "http/web-mqtt"; + "web_mqtt" -> "http/web-mqtt"; + "webmqtt/tls" -> "https/web-mqtt"; + "web-mqtt/tls" -> "https/web-mqtt"; + "webmqtt/ssl" -> "https/web-mqtt"; + "web-mqtt/ssl" -> "https/web-mqtt"; + "webmqtt+tls" -> "https/web-mqtt"; + "web-mqtt+tls" -> "https/web-mqtt"; + "webmqtt+ssl" -> "https/web-mqtt"; + "web-mqtt+ssl" -> "https/web-mqtt"; + "webstomp" -> "http/web-stomp"; + "web-stomp" -> "http/web-stomp"; + "web_stomp" -> "http/web-stomp"; + "webstomp/tls" -> "https/web-stomp"; + "web-stomp/tls" -> "https/web-stomp"; + "webstomp/ssl" -> "https/web-stomp"; + "web-stomp/ssl" -> "https/web-stomp"; + "webstomp+tls" -> "https/web-stomp"; + "web-stomp+tls" -> "https/web-stomp"; + "webstomp+ssl" -> "https/web-stomp"; + "web-stomp+ssl" -> "https/web-stomp"; + Any -> Any + end. |