Class: SAAL::Envoy::ACQuality

Inherits:
Object
  • Object
show all
Defined in:
lib/envoy.rb

Constant Summary collapse

DEFAULT_HOST = 
"envoy.local"
DEFAULT_TOKEN = 
""
DEFAULT_TIMEOUT = 
2
DEFAULT_CACHE_TIMEOUT = 
5
DEFAULT_SOURCES = 
["total","phase1","phase2","phase3",]
DEFAULT_TYPES = 
["frequency","voltage"]
DEFAULT_PREFIX = 
"ac"

Instance Method Summary collapse

Constructor Details

#initialize(defs, opts = {}) ⇒ ACQuality 



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# File 'lib/envoy.rb', line 151

def initialize(defs, opts={})
  @host = defs[:host] || defs['host'] || DEFAULT_HOST
  @token = defs[:token] || defs['token'] || DEFAULT_TOKEN
  @timeout = opts[:timeout] || opts['timeout'] || DEFAULT_TIMEOUT
  @cache_timeout = opts[:cache_timeout] || opts['cache_timeout'] || DEFAULT_CACHE_TIMEOUT
  @cache = nil
  @cachetime = nil
  @sources = defs[:sources] || defs['source'] || DEFAULT_SOURCES
  @types = defs[:types] || defs['types'] || DEFAULT_TYPES
  @prefix = defs[:prefix] || defs['prefix'] || DEFAULT_PREFIX
end

Instance Method Details

#create_sensors ⇒ Object 



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# File 'lib/envoy.rb', line 171

def create_sensors
  sensors = {}
  @sources.product(@types).each do |source, type|
    key = "#{@prefix}_#{source}_#{type}"
    sensors[key] = ACQualityUnderlying.new(key, self)
  end
  sensors
end

#read_val(name) ⇒ Object 



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# File 'lib/envoy.rb', line 163

def read_val(name)
  if !@cachetime or @cachetime < Time.now - @cache_timeout
    @cache = read_all()
    @cachetime = Time.now
  end
  return @cache ? @cache[name] : nil
end