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Simple Status Ticker for API Endpoints
require 'HTTParty'
require 'terminal-display-colors'
require 'json'
# set your endpoints!
endpoints = {
"Google" => "http://google.com",
"Twitter" => "http://twitter.com"
}
# seconds to sleep between pings
sleep_seconds = 10
buffer = []
def diff start, finish
((finish-start) * 1000.0).round(2)
end
def print_flush str
print str
$stdout.flush
end
while(true)
# clear terminal
buffer << "\e[H\e[2J"
response_times = []
# loop endpoints
endpoints.each do |name, url|
begin
t1 = Time.now
response = HTTParty.get url
t2 = Time.now
if response.code == 200
response_times << diff(t1,t2)
buffer << "#{name.upcase} : " + response.message.green + " (#{response_times.last}ms)".yellow
else
buffer << "#{name.upcase} : " + response.message.red
end
rescue => e
buffer << "#{name.upcase} : " + 'Connection Error'.red
end
end
buffer << "\n"
# display avg and max response times
unless response_times.empty?
buffer << "avg : #{(response_times.inject{ |sum, el| sum + el }.to_f / response_times.size).round(2)}ms".cyan
buffer << "max : #{response_times.max}ms".cyan
else
buffer << 'No response times.'.cyan
end
# send buffered text to terminal
puts buffer.join("\n")
buffer.clear
# sleep
sleep_seconds.times do
sleep 1
print_flush '.'
end
end
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