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|
%% ----------------------------------------------------------------------------
%% RabbitMQ MQTT Adapter
%%
%% See https://github.com/rabbitmq/rabbitmq-mqtt/blob/stable/README.md
%% for details
%% ----------------------------------------------------------------------------
% {rabbitmq_mqtt,
% [%% Set the default user name and password. Will be used as the default login
%% if a connecting client provides no other login details.
%%
%% Please note that setting this will allow clients to connect without
%% authenticating!
%%
%% {default_user, <<"guest">>},
%% {default_pass, <<"guest">>},
{mapping, "mqtt.default_user", "rabbitmq_mqtt.default_user", [
{datatype, string}
]}.
{mapping, "mqtt.default_pass", "rabbitmq_mqtt.default_pass", [
{datatype, string}
]}.
{translation, "rabbitmq_mqtt.default_user",
fun(Conf) ->
list_to_binary(cuttlefish:conf_get("mqtt.default_user", Conf))
end}.
{translation, "rabbitmq_mqtt.default_pass",
fun(Conf) ->
list_to_binary(cuttlefish:conf_get("mqtt.default_pass", Conf))
end}.
%% Enable anonymous access. If this is set to false, clients MUST provide
%% login information in order to connect. See the default_user/default_pass
%% configuration elements for managing logins without authentication.
%%
%% {allow_anonymous, true},
{mapping, "mqtt.allow_anonymous", "rabbitmq_mqtt.allow_anonymous",
[{datatype, {enum, [true, false]}}]}.
%% If you have multiple chosts, specify the one to which the
%% adapter connects.
%%
%% {vhost, <<"/">>},
{mapping, "mqtt.vhost", "rabbitmq_mqtt.vhost", [{datatype, string}]}.
{translation, "rabbitmq_mqtt.vhost",
fun(Conf) ->
list_to_binary(cuttlefish:conf_get("mqtt.vhost", Conf))
end}.
%% Specify the exchange to which messages from MQTT clients are published.
%%
%% {exchange, <<"amq.topic">>},
{mapping, "mqtt.exchange", "rabbitmq_mqtt.exchange", [{datatype, string}]}.
{translation, "rabbitmq_mqtt.exchange",
fun(Conf) ->
list_to_binary(cuttlefish:conf_get("mqtt.exchange", Conf))
end}.
%% Specify TTL (time to live) to control the lifetime of non-clean sessions.
%%
%% {subscription_ttl, 1800000},
{mapping, "mqtt.subscription_ttl", "rabbitmq_mqtt.subscription_ttl", [
{datatype, [{enum, [undefined, infinity]}, integer]}
]}.
{translation, "rabbitmq_mqtt.subscription_ttl",
fun(Conf) ->
case cuttlefish:conf_get("mqtt.subscription_ttl", Conf, undefined) of
undefined -> undefined;
infinity -> undefined;
Ms -> Ms
end
end}.
%% Set the prefetch count (governing the maximum number of unacknowledged
%% messages that will be delivered).
%%
%% {prefetch, 10},
{mapping, "mqtt.prefetch", "rabbitmq_mqtt.prefetch",
[{datatype, integer}]}.
%% Enable "Sparkplug B" namespace recognition so that the dot in the
%% namespace is not translated to a slash
%%
%% {sparkplug, true},
{mapping, "mqtt.sparkplug", "rabbitmq_mqtt.sparkplug",
[{datatype, {enum, [true, false]}}]}.
{mapping, "mqtt.retained_message_store", "rabbitmq_mqtt.retained_message_store",
[{datatype, atom}]}.
{mapping, "mqtt.retained_message_store_dets_sync_interval", "rabbitmq_mqtt.retained_message_store_dets_sync_interval",
[{datatype, integer}]}.
%% Whether or not to enable proxy protocol support.
%%
%% {proxy_protocol, false}
{mapping, "mqtt.proxy_protocol", "rabbitmq_mqtt.proxy_protocol",
[{datatype, {enum, [true, false]}}]}.
%% TCP/SSL Configuration (as per the broker configuration).
%%
%% {tcp_listeners, [1883]},
%% {ssl_listeners, []},
{mapping, "mqtt.listeners.tcp", "rabbitmq_mqtt.tcp_listeners",[
{datatype, {enum, [none]}}
]}.
{mapping, "mqtt.listeners.tcp.$name", "rabbitmq_mqtt.tcp_listeners",[
{datatype, [integer, ip]}
]}.
{translation, "rabbitmq_mqtt.tcp_listeners",
fun(Conf) ->
case cuttlefish:conf_get("mqtt.listeners.tcp", Conf, undefined) of
none -> [];
_ ->
Settings = cuttlefish_variable:filter_by_prefix("mqtt.listeners.tcp", Conf),
[ V || {_, V} <- Settings ]
end
end}.
{mapping, "mqtt.listeners.ssl", "rabbitmq_mqtt.ssl_listeners",[
{datatype, {enum, [none]}}
]}.
{mapping, "mqtt.listeners.ssl.$name", "rabbitmq_mqtt.ssl_listeners",[
{datatype, [integer, ip]}
]}.
{translation, "rabbitmq_mqtt.ssl_listeners",
fun(Conf) ->
case cuttlefish:conf_get("mqtt.listeners.ssl", Conf, undefined) of
none -> [];
_ ->
Settings = cuttlefish_variable:filter_by_prefix("mqtt.listeners.ssl", Conf),
[ V || {_, V} <- Settings ]
end
end}.
%% Number of Erlang processes that will accept connections for the TCP
%% and SSL listeners.
%%
%% {num_tcp_acceptors, 10},
%% {num_ssl_acceptors, 10},
{mapping, "mqtt.num_acceptors.ssl", "rabbitmq_mqtt.num_ssl_acceptors", [
{datatype, integer}
]}.
{mapping, "mqtt.num_acceptors.tcp", "rabbitmq_mqtt.num_tcp_acceptors", [
{datatype, integer}
]}.
{mapping, "mqtt.ssl_cert_login", "rabbitmq_mqtt.ssl_cert_login", [
{datatype, {enum, [true, false]}}]}.
%% TCP/Socket options (as per the broker configuration).
%%
%% {tcp_listen_options, [{backlog, 128},
%% {nodelay, true}]}
% ]},
%% TCP listener section ======================================================
{mapping, "mqtt.tcp_listen_options", "rabbitmq_mqtt.rabbit.tcp_listen_options", [
{datatype, {enum, [none]}}]}.
{translation, "rabbitmq_mqtt.rabbit.tcp_listen_options",
fun(Conf) ->
case cuttlefish:conf_get("mqtt.tcp_listen_options") of
none -> [];
_ -> cuttlefish:invalid("Invalid mqtt.tcp_listen_options")
end
end}.
{mapping, "mqtt.tcp_listen_options.backlog", "rabbitmq_mqtt.tcp_listen_options.backlog", [
{datatype, integer}
]}.
{mapping, "mqtt.tcp_listen_options.nodelay", "rabbitmq_mqtt.tcp_listen_options.nodelay", [
{datatype, {enum, [true, false]}}
]}.
{mapping, "mqtt.tcp_listen_options.buffer", "rabbitmq_mqtt.tcp_listen_options.buffer",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.delay_send", "rabbitmq_mqtt.tcp_listen_options.delay_send",
[{datatype, {enum, [true, false]}}]}.
{mapping, "mqtt.tcp_listen_options.dontroute", "rabbitmq_mqtt.tcp_listen_options.dontroute",
[{datatype, {enum, [true, false]}}]}.
{mapping, "mqtt.tcp_listen_options.exit_on_close", "rabbitmq_mqtt.tcp_listen_options.exit_on_close",
[{datatype, {enum, [true, false]}}]}.
{mapping, "mqtt.tcp_listen_options.fd", "rabbitmq_mqtt.tcp_listen_options.fd",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.high_msgq_watermark", "rabbitmq_mqtt.tcp_listen_options.high_msgq_watermark",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.high_watermark", "rabbitmq_mqtt.tcp_listen_options.high_watermark",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.keepalive", "rabbitmq_mqtt.tcp_listen_options.keepalive",
[{datatype, {enum, [true, false]}}]}.
{mapping, "mqtt.tcp_listen_options.low_msgq_watermark", "rabbitmq_mqtt.tcp_listen_options.low_msgq_watermark",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.low_watermark", "rabbitmq_mqtt.tcp_listen_options.low_watermark",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.port", "rabbitmq_mqtt.tcp_listen_options.port",
[{datatype, integer}, {validators, ["port"]}]}.
{mapping, "mqtt.tcp_listen_options.priority", "rabbitmq_mqtt.tcp_listen_options.priority",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.recbuf", "rabbitmq_mqtt.tcp_listen_options.recbuf",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.send_timeout", "rabbitmq_mqtt.tcp_listen_options.send_timeout",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.send_timeout_close", "rabbitmq_mqtt.tcp_listen_options.send_timeout_close",
[{datatype, {enum, [true, false]}}]}.
{mapping, "mqtt.tcp_listen_options.sndbuf", "rabbitmq_mqtt.tcp_listen_options.sndbuf",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.tos", "rabbitmq_mqtt.tcp_listen_options.tos",
[{datatype, integer}]}.
{mapping, "mqtt.tcp_listen_options.linger.on", "rabbitmq_mqtt.tcp_listen_options.linger",
[{datatype, {enum, [true, false]}}]}.
{mapping, "mqtt.tcp_listen_options.linger.timeout", "rabbitmq_mqtt.tcp_listen_options.linger",
[{datatype, integer}, {validators, ["non_negative_integer"]}]}.
{translation, "rabbitmq_mqtt.tcp_listen_options.linger",
fun(Conf) ->
LingerOn = cuttlefish:conf_get("mqtt.tcp_listen_options.linger.on", Conf, false),
LingerTimeout = cuttlefish:conf_get("mqtt.tcp_listen_options.linger.timeout", Conf, 0),
{LingerOn, LingerTimeout}
end}.
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