http-comparison.py

#!/usr/bin/env python3
import subprocess, time, os
import numpy as np

DIR = "out/"

if not os.path.exists(DIR):
  os.makedirs(DIR)

"""
INSTRUCTIONS:
  curl is built using theese instructions:
    https://github.com/curl/curl/blob/master/docs/HTTP3.md#quiche-version
"""

#      HTTP/1.1   HTTP/2     HTTP/3 
hv = ["--http1.1", "--http2", "--http3"]

# download the same webiste using http{1,2,3} 
urls = """https://cloudflare-quic.com/
https://www.litespeedtech.com/
https://www.facebook.com/
https://h2o.examp1e.net/
https://quic.westus.cloudapp.azure.com/""".split("\n")  # https://bagder.github.io/HTTP3-test/


def time_url(m, u):
  return float(subprocess.run(['./curl_bin/bin/curl', '-w', '%{time_total}', '-o', '/dev/null', '--user-agent',
                               'Performance research of http3 using CURL', '-s', m, u],
                              stdout=subprocess.PIPE).stdout.decode("utf-8").replace(",", "."))


#          HTTP/1.1   HTTP/2     HTTP/3
outputs = [[], [], []]
for _ in range(100):
  for u in urls:
    ov = 0
    for m in hv:
      print(u, m)
      outputs[ov].append(time_url(m, u))
      ov += 1

# save the data for later statistics
np.savetxt(DIR + "statistics.csv", np.transpose(np.asarray(outputs)), fmt='%.10f', delimiter=",",
           header="HTTP1,HTTP2,HTTP3")