sample-post.xml

<SentryReport>
  <DeviceID>80c96863-1e37-4</DeviceID>
  <MessageDateTime>01/07/2012 19:59:20</MessageDateTime>
  <ReportInterval>900</ReportInterval>
  <Latitude>31.75559907548127</Latitude>
  <Longitude>-106.4933067789597</Longitude>
  <LocationFixType>GPS</LocationFixType>
  <Temperature>95</Temperature>
  <TemperatureProbe>99999.0</TemperatureProbe>
  <Pressure>0.0</Pressure>
  <Humidity>0.0</Humidity>
  <Light>0</Light>
  <AccelerationX>1</AccelerationX>
  <AccelerationY>2</AccelerationY>
  <AccelerationZ>99</AccelerationZ>
  <BatteryLevel>100</BatteryLevel>
  <TetherStatus>1</TetherStatus>
  <TetherConnectionStatus>1</TetherConnectionStatus>
  <IsICUDevice>0</IsICUDevice>
  <PowerSourceConnected>1</PowerSourceConnected>
  <CameraStatus>1</CameraStatus>
  <LowBatteryIndicator>0</LowBatteryIndicator>
  <DoorTamper>0</DoorTamper>
  <TransTimestamp>01/07/2012 19:59:20</TransTimestamp>
</SentryReport>

SampleRoute.txt

-106.4930386454095,31.75567039469036,0
-106.4933067789597,31.75559907548127,0
-106.4935185215678,31.7555546939303,0
-106.4937444379161,31.75548291296306,0
-106.4936977010694,31.75529720909734,0
-106.4935596464942,31.75511143605309,0
-106.4935513241208,31.75509688691311,0
-106.4933316389852,31.75497188353929,0
-106.4930651746005,31.75477986665801,0
-106.492657129873,31.75461401608551,0
-106.4924839626367,31.75471098513395,0
-106.4925202214965,31.75486701331301,0
-106.4925624323233,31.755022317244,0
-106.4926363254896,31.75522560148913,0
-106.4927326030047,31.75553458510192,0
-106.4927719266734,31.75571061212048,0
-106.492444478373,31.75578855734877,0
-106.4921469409357,31.75586313865317,0
-106.4918507093696,31.75590665802947,0
-106.4917885977581,31.75605269524832,0
-106.4918661454714,31.75623966851196,0
-106.4919166080628,31.7564861773001,0
-106.4919960181155,31.75672409163107,0
-106.4922971265822,31.75667490001769,0
-106.4926360059716,31.75659578843968,0
-106.4929769868461,31.7564907117153,0
-106.4929497853528,31.75631380397714,0
-106.4928325097639,31.7559460019187,0
-106.4928461058279,31.75575899198357,0

Simulator.rb

require 'builder'
require 'net/http'
require 'optparse'

# Send Data Every 60 Seconds
SEND_RATE = 60

# Set This To The GPS ID. Here I've Used The ID For Device 2.
GPS_DEVICE_ID = '80c96863-1e37-4'

# Specify The Path File To Load Here. I've Specified The File 'trailer.txt'
PATH_FILE =  File.join(File.dirname(__FILE__), 'SampleRoute.txt')

class Simulator

  @run_sim = true
  class << self
    attr_accessor :run_sim
  end

  def initialize(path_files, output)
    @path_files = path_files
    @output = output
    @trailers = []
    create_trailers
  end

  def start
    report = SecureOriginsOnAssetReport.new
    while Simulator.run_sim
      t = next_trailer
      t.next_point
      @output.put(report.gen(t))
      sleep SEND_RATE
    end
  end

  def next_trailer
    @trailers.push(@trailers.shift).first
  end

  private
  
  def create_trailers
    @trailers = @path_files.each.map{|f| Trailer.new(f)}
  end
end

class Trailer

  @counter = 0
  class << self
    attr_accessor :counter
  end

  attr_accessor :id

  def initialize(path_file)
    @id = GPS_DEVICE_ID
    @path_file = path_file
    load_path
  end

  def next_point
    @points.push(@points.shift).first
  end

  def lat
    @points.first.split(',')[1]
  end

  def lon
    @points.first.split(',')[0]
  end

  private 

  def load_path
    @points = []
    File.open(@path_file) do |f|
      @points = f.readlines.map{|l|l.chomp}
    end
  end
end

class SecureOriginsOnAssetReport
  def gen(trailer)
    x = Builder::XmlMarkup.new(indent: 2)
    x.instruct!
    x.SentryReport{
      x.DeviceID trailer.id
      x.MessageDateTime Time.now.to_s 
      x.ReportInterval 900
      x.Latitude trailer.lat
      x.Longitude trailer.lon
      x.LocationFixType 'GPS'
      x.Temperature 95
      x.TemperatureProbe 99999.0
      x.Pressure 0.0
      x.Humidity 0.0
      x.Light 0
      x.AccelerationX 1
      x.AccelerationY 2
      x.AccelerationZ 99
      x.BatteryLevel 100
      x.TetherStatus 1
      x.TetherConnectionStatus 1
      x.IsICUDevice 0
      x.PowerSourceConnected 1
      x.CameraStatus 1
      x.LowBatteryIndicator 0
      x.DoorTamper 0
      x.TransTimestamp Time.now.to_s 
    }
  end
end

class Stdout
  def put(str)
    puts str
  end
end

class HttpOut
  def initialize(uri)
    @uri = URI(uri)
  end

  def put(str)
    req = Net::HTTP::Post.new(@uri.path)
    req.body = str
    Net::HTTP.start(@uri.host, @uri.port) do |http|
      http.request(req)
    end
  end
end

class CmdLineApp

  def start
    parse_opts
    select_out
    sim = Simulator.new [PATH_FILE], @output
    begin
      puts "--> Simulator Started"
      sim.start
    rescue SystemExit, Interrupt
      Simulator.run_sim = false
      puts "--> Simulator Stopped"
    end
  end

  private 

  def select_out
    if @options[:post]
      @output = HttpOut.new(@options[:post])
    else
      @output = Stdout.new
    end
  end

  def parse_opts
    @options = {}
    OptionParser.new do |opts|
      opts.banner = "Usage: ruby script/simulator.rb [options]"

      opts.on("-p", "--post [URI]", "Post to url") do |uri|
        @options[:post] = uri 
      end
    end.parse!
  end
end

app = CmdLineApp.new
app.start