Toggles a Homeseer device on and off every 10s, and checks status - for debugging zwave issues

hs-ping.rb

require 'net/http'
require 'json'

# Remember to enable control using JSON in HS
HS_IP_ADDRESS = '192.168.1.201'
HS_PORT = 80
HS_DEVICE_REF = 146
HS_DEVICE_STATUS_ON = 255  # Will toggle between these
HS_DEVICE_STATUS_OFF = 0  # Will toggle between these
LOG_FILE = 'zw-ping.log'

def log(message)
  message = "#{Time.now} - #{message}"  
  open(LOG_FILE, 'a') do |f|
    f.puts message
  end  
  puts message
end

def send_request(path)
  uri = URI("http://#{HS_IP_ADDRESS}:#{HS_PORT}#{path}")
  #puts uri
  response = Net::HTTP.get(uri)
  if response.strip == 'error'
    return false
  else
    return JSON.parse(response)
  end
end

def get_status(device_ref)
  status = send_request("/JSON?request=getstatus&ref=#{device_ref}")
  status["Devices"][0]["value"]
end

def set_status(device_ref, value)
  t1 = Time.now
  status = send_request("/JSON?request=controldevicebyvalue&ref=#{device_ref}&value=#{value}")  
  t2 = Time.now
  if status
    log "OK    - Set: device #{device_ref} status set to #{value}. Took #{(t2-t1)*1000.0}ms"
  else
    log "ERROR - Set: failed to set device #{HS_DEVICE_REF} status to #{value}"
  end
end

def set_and_check_status(device_ref, value)
  set_status(device_ref, value)
  
  loop do
    sleep(2)
    status = get_status(device_ref)
    if status == value
      log "OK    - Check: device #{device_ref} has expected status of #{value}"
      break
    else
      log "ERROR - Check: expected device #{HS_DEVICE_REF} status to be #{value}, but was #{status}"    
    end    
  end  
  
end


last_status = HS_DEVICE_STATUS_OFF
loop do 
  last_status = last_status == HS_DEVICE_STATUS_OFF ? HS_DEVICE_STATUS_ON : HS_DEVICE_STATUS_OFF
  set_and_check_status(HS_DEVICE_REF, last_status)
  sleep(8)
end