2018-04-07 01:23:03 +02:00
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import voluptuous as vol
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import esphomeyaml.config_validation as cv
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from esphomeyaml.const import CONF_BIRTH_MESSAGE, CONF_BROKER, CONF_DISCOVERY, \
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CONF_DISCOVERY_PREFIX, CONF_DISCOVERY_RETAIN, CONF_ID, CONF_MQTT, CONF_PASSWORD, \
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CONF_PAYLOAD, CONF_PORT, CONF_QOS, CONF_RETAIN, CONF_TOPIC, CONF_TOPIC_PREFIX, CONF_USERNAME, \
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CONF_WILL_MESSAGE, CONF_CLIENT_ID
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from esphomeyaml.helpers import App, Pvariable, StructInitializer, add, exp_empty_optional
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MQTT_WILL_BIRTH_SCHEMA = vol.Any(None, vol.Schema({
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vol.Required(CONF_TOPIC): cv.publish_topic,
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vol.Required(CONF_PAYLOAD): cv.mqtt_payload,
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vol.Optional(CONF_QOS, default=0): vol.All(vol.Coerce(int), vol.In([0, 1, 2])),
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vol.Optional(CONF_RETAIN, default=True): cv.boolean,
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}))
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def validate_broker(value):
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value = cv.string_strict(value)
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if value.endswith(u'.local'):
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raise vol.Invalid(u"MQTT server addresses ending with '.local' are currently unsupported."
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u" Please specify the static IP instead.")
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if u':' in value:
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raise vol.Invalid(u"Please specify the port using the port: option")
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2018-04-07 12:01:50 +02:00
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if not value:
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raise vol.Invalid(u"Broker cannot be empty")
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2018-04-07 01:23:03 +02:00
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return value
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CONFIG_SCHEMA = cv.ID_SCHEMA.extend({
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cv.GenerateID(CONF_MQTT): cv.register_variable_id,
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vol.Required(CONF_BROKER): validate_broker,
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vol.Optional(CONF_PORT, default=1883): cv.port,
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vol.Optional(CONF_USERNAME, default=''): cv.string,
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vol.Optional(CONF_PASSWORD, default=''): cv.string,
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vol.Optional(CONF_CLIENT_ID): vol.All(cv.string, vol.Length(max=23)),
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vol.Optional(CONF_DISCOVERY): cv.boolean,
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vol.Optional(CONF_DISCOVERY_RETAIN): cv.boolean,
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vol.Optional(CONF_DISCOVERY_PREFIX): cv.publish_topic,
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vol.Optional(CONF_BIRTH_MESSAGE): MQTT_WILL_BIRTH_SCHEMA,
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vol.Optional(CONF_WILL_MESSAGE): MQTT_WILL_BIRTH_SCHEMA,
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vol.Optional(CONF_TOPIC_PREFIX): cv.publish_topic,
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})
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def exp_mqtt_message(config):
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if config is None:
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return exp_empty_optional('mqtt::MQTTMessage')
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exp = StructInitializer(
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'mqtt::MQTTMessage',
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('topic', config[CONF_TOPIC]),
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('payload', config[CONF_PAYLOAD]),
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('qos', config[CONF_QOS]),
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('retain', config[CONF_RETAIN])
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)
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return exp
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def to_code(config):
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rhs = App.init_mqtt(config[CONF_BROKER], config[CONF_PORT],
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config[CONF_USERNAME], config[CONF_PASSWORD])
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mqtt = Pvariable('mqtt::MQTTClientComponent', config[CONF_ID], rhs)
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if not config.get(CONF_DISCOVERY, True):
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add(mqtt.disable_discovery())
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if CONF_DISCOVERY_RETAIN in config or CONF_DISCOVERY_PREFIX in config:
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discovery_retain = config.get(CONF_DISCOVERY_RETAIN, True)
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discovery_prefix = config.get(CONF_DISCOVERY_PREFIX, 'homeassistant')
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add(mqtt.set_discovery_info(discovery_prefix, discovery_retain))
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if CONF_BIRTH_MESSAGE in config:
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add(mqtt.set_birth_message(config[CONF_BIRTH_MESSAGE]))
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if CONF_WILL_MESSAGE in config:
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add(mqtt.set_last_will(config[CONF_WILL_MESSAGE]))
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if CONF_TOPIC_PREFIX in config:
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add(mqtt.set_topic_prefix(config[CONF_TOPIC_PREFIX]))
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if CONF_CLIENT_ID in config:
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add(mqtt.set_client_id(config[CONF_CLIENT_ID]))
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