mirror of
https://github.com/esphome/esphome.git
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129 lines
4.9 KiB
Python
129 lines
4.9 KiB
Python
import re
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import voluptuous as vol
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from esphomeyaml.automation import ACTION_REGISTRY, LambdaAction
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import esphomeyaml.config_validation as cv
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from esphomeyaml.const import CONF_ARGS, CONF_BAUD_RATE, CONF_FORMAT, CONF_ID, CONF_LEVEL, \
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CONF_LOGS, CONF_TAG, CONF_TX_BUFFER_SIZE
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from esphomeyaml.core import ESPHomeYAMLError, Lambda
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from esphomeyaml.helpers import App, Pvariable, RawExpression, TemplateArguments, add, \
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esphomelib_ns, global_ns, process_lambda, statement, Component
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LOG_LEVELS = {
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'NONE': global_ns.ESPHOMELIB_LOG_LEVEL_NONE,
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'ERROR': global_ns.ESPHOMELIB_LOG_LEVEL_ERROR,
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'WARN': global_ns.ESPHOMELIB_LOG_LEVEL_WARN,
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'INFO': global_ns.ESPHOMELIB_LOG_LEVEL_INFO,
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'DEBUG': global_ns.ESPHOMELIB_LOG_LEVEL_DEBUG,
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'VERBOSE': global_ns.ESPHOMELIB_LOG_LEVEL_VERBOSE,
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'VERY_VERBOSE': global_ns.ESPHOMELIB_LOG_LEVEL_VERY_VERBOSE,
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}
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LOG_LEVEL_TO_ESP_LOG = {
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'ERROR': global_ns.ESP_LOGE,
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'WARN': global_ns.ESP_LOGW,
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'INFO': global_ns.ESP_LOGI,
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'DEBUG': global_ns.ESP_LOGD,
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'VERBOSE': global_ns.ESP_LOGV,
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'VERY_VERBOSE': global_ns.ESP_LOGVV,
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}
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LOG_LEVEL_SEVERITY = ['NONE', 'ERROR', 'WARN', 'INFO', 'DEBUG', 'VERBOSE', 'VERY_VERBOSE']
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# pylint: disable=invalid-name
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is_log_level = cv.one_of(*LOG_LEVELS, upper=True)
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def validate_local_no_higher_than_global(value):
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global_level = value.get(CONF_LEVEL, 'DEBUG')
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for tag, level in value.get(CONF_LOGS, {}).iteritems():
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if LOG_LEVEL_SEVERITY.index(level) > LOG_LEVEL_SEVERITY.index(global_level):
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raise ESPHomeYAMLError(u"The local log level {} for {} must be less severe than the "
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u"global log level {}.".format(level, tag, global_level))
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return value
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LogComponent = esphomelib_ns.class_('LogComponent', Component)
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CONFIG_SCHEMA = vol.All(vol.Schema({
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cv.GenerateID(): cv.declare_variable_id(LogComponent),
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vol.Optional(CONF_BAUD_RATE, default=115200): cv.positive_int,
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vol.Optional(CONF_TX_BUFFER_SIZE): cv.validate_bytes,
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vol.Optional(CONF_LEVEL): is_log_level,
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vol.Optional(CONF_LOGS): vol.Schema({
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cv.string: is_log_level,
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})
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}), validate_local_no_higher_than_global)
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def to_code(config):
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rhs = App.init_log(config.get(CONF_BAUD_RATE))
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log = Pvariable(config[CONF_ID], rhs)
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if CONF_TX_BUFFER_SIZE in config:
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add(log.set_tx_buffer_size(config[CONF_TX_BUFFER_SIZE]))
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if CONF_LEVEL in config:
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add(log.set_global_log_level(LOG_LEVELS[config[CONF_LEVEL]]))
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for tag, level in config.get(CONF_LOGS, {}).iteritems():
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add(log.set_log_level(tag, LOG_LEVELS[level]))
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def required_build_flags(config):
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if CONF_LEVEL in config:
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return u'-DESPHOMELIB_LOG_LEVEL={}'.format(str(LOG_LEVELS[config[CONF_LEVEL]]))
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return None
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def maybe_simple_message(schema):
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def validator(value):
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if isinstance(value, dict):
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return vol.Schema(schema)(value)
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return vol.Schema(schema)({CONF_FORMAT: value})
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return validator
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def validate_printf(value):
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# https://stackoverflow.com/questions/30011379/how-can-i-parse-a-c-format-string-in-python
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# pylint: disable=anomalous-backslash-in-string
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cfmt = u"""\
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( # start of capture group 1
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% # literal "%"
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(?: # first option
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(?:[-+0 #]{0,5}) # optional flags
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(?:\d+|\*)? # width
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(?:\.(?:\d+|\*))? # precision
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(?:h|l|ll|w|I|I32|I64)? # size
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[cCdiouxXeEfgGaAnpsSZ] # type
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) | # OR
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%%) # literal "%%"
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"""
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matches = re.findall(cfmt, value[CONF_FORMAT], flags=re.X)
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if len(matches) != len(value[CONF_ARGS]):
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raise vol.Invalid(u"Found {} printf-patterns ({}), but {} args were given!"
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u"".format(len(matches), u', '.join(matches), len(value[CONF_ARGS])))
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return value
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CONF_LOGGER_LOG = 'logger.log'
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LOGGER_LOG_ACTION_SCHEMA = vol.All(maybe_simple_message({
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vol.Required(CONF_FORMAT): cv.string,
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vol.Optional(CONF_ARGS, default=list): vol.All(cv.ensure_list, [cv.lambda_]),
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vol.Optional(CONF_LEVEL, default="DEBUG"): cv.one_of(*LOG_LEVEL_TO_ESP_LOG, upper=True),
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vol.Optional(CONF_TAG, default="main"): cv.string,
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}), validate_printf)
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@ACTION_REGISTRY.register(CONF_LOGGER_LOG, LOGGER_LOG_ACTION_SCHEMA)
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def logger_log_action_to_code(config, action_id, arg_type):
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template_arg = TemplateArguments(arg_type)
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esp_log = LOG_LEVEL_TO_ESP_LOG[config[CONF_LEVEL]]
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args = [RawExpression(unicode(x)) for x in config[CONF_ARGS]]
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text = unicode(statement(esp_log(config[CONF_TAG], config[CONF_FORMAT], *args)))
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for lambda_ in process_lambda(Lambda(text), [(arg_type, 'x')]):
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yield None
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rhs = LambdaAction.new(template_arg, lambda_)
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type = LambdaAction.template(template_arg)
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yield Pvariable(action_id, rhs, type=type)
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