docs-v2/static/downloads/air-sensor-data.rb

132 lines
3.7 KiB
Ruby
Executable File

#! /usr/bin/ruby
require "optparse"
require "net/http"
require"openssl"
require "uri"
# CLI Options
options = {
protocol: "http",
host: "localhost",
port: "8086",
interval: 5
}
OptionParser.new do |opt|
opt.banner = "Usage: air-sensor-data [OPTIONS]"
opt.on("-o","--org ORG","The organization to write data to. REQUIRED.") do |org|
options[:org] = org
end
opt.on("-b","--bucket BUCKET","The bucket to write data to. REQUIRED.") do |bucket|
options[:bucket] = bucket
end
opt.on("-t","--token TOKEN","Your InfluxDB authentication token. REQUIRED.") do |token|
options[:token] = token
end
opt.on("-h","--host host","Your InfluxDB host. Defaults to 'localhost'") do |host|
options[:host] = host
end
opt.on("-p","--port port","Your InfluxDB port. Defaults to '8086'") do |port|
options[:port] = port
end
opt.on("-i","--interval interval",Integer,"The interval (in seconds) at which to write data. Defaults to '5'.") do |interval|
options[:interval] = interval
end
opt.on("-s","--tls", "Sends data over HTTPS.") do |tls|
options[:protocol] = "https"
end
opt.on("--help","Displays this help information.") do
puts opt
exit
end
end.parse!
unless options[:org] && options[:bucket] && options[:token]
$stderr.puts "\nError: you must specify an organization, bucket, and token.\nUse the '--help' flag for more info.\n\n"
exit 1
end
# Global Variables
$protocol = options[:protocol]
$host = options[:host]
$port = options[:port]
$org = options[:org]
$bucket = options[:bucket]
$token = options[:token]
$interval = options[:interval]
# Seed Data
seeds = [
{id: 100, t: 71.2, h: 35.1, c: 0.5, t_inc: -0.05..0.05, h_inc: -0.05..0.05, c_inc: -0.02..0.02},
{id: 101, t: 71.8, h: 34.9, c: 0.5, t_inc: -0.05..0.05, h_inc: -0.05..0.05, c_inc: -0.02..0.02},
{id: 102, t: 72.0, h: 34.9, c: 0.5, t_inc: -0.05..0.05, h_inc: -0.05..0.05, c_inc: -0.02..0.02},
{id: 103, t: 71.3, h: 35.2, c: 0.4, t_inc: -0.05..0.05, h_inc: -0.05..0.05, c_inc: -0.02..0.02},
{id: 200, t: 73.6, h: 35.8, c: 0.5, t_inc: -0.05..0.05, h_inc: -0.05..0.05, c_inc: -0.02..0.05},
{id: 201, t: 74.0, h: 35.2, c: 0.5, t_inc: -0.05..0.05, h_inc: -0.05..0.05, c_inc: -0.02..0.02},
{id: 202, t: 75.3, h: 35.7, c: 0.5, t_inc: -0.05..0.05, h_inc: -0.05..0.05, c_inc: -0.02..0.02},
{id: 203, t: 74.8, h: 35.9, c: 0.4, t_inc: -0.05..0.05, h_inc: -0.05..0.05, c_inc: -0.02..0.02},
]
def increment_data(data={})
data[:t] += rand(data[:t_inc])
data[:h] += rand(data[:h_inc])
data[:c] += rand(data[:c_inc])
# Avoid negative humidity and co
if data[:h] < 0
data[:h] = 0
end
if data[:c] < 0
data[:c] = 0
end
return data
end
def line_protocol_batch(point_data=[])
batch = []
point_data.each do |v|
batch << "airSensors,sensor_id=TLM0#{v[:id]} temperature=#{v[:t]},humidity=#{v[:h]},co=#{v[:c]}"
end
return batch.join("\n")
end
def send_data(batch)
uri = URI.parse("#{$protocol}://#{$host}:#{$port}/api/v2/write?org=#{URI::encode($org)}&bucket=#{URI::encode($bucket)}")
request = Net::HTTP::Post.new(uri)
request["Authorization"] = "Token #{$token}"
request.body = "#{batch}"
req_options = {
use_ssl: uri.scheme == "https",
ssl_version: :SSLv23
}
response = Net::HTTP.start(uri.hostname, uri.port, req_options) do |http|
http.request(request)
end
end
def send_batches(dataset=[], interval=$interval)
dataset.map! { |seed| increment_data(seed) }
send_data(line_protocol_batch(dataset))
sleep interval
send_batches(dataset,interval)
end
begin
puts "Sending data to #{$protocol}://#{$host}:#{$port}..."
puts " (ctrl-c to kill the data stream)"
send_batches(seeds)
rescue Interrupt
puts "\nStopping data stream..."
end