Created
September 22, 2021 18:02
-
-
Save fagci/cfa48d0f9b96661c90651bd088ebc67e to your computer and use it in GitHub Desktop.
Measure TTFB using python
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/usr/bin/env python3 | |
from socket import gethostbyname, socket | |
from ssl import wrap_socket | |
from sys import argv | |
from time import time | |
from urllib.parse import urlparse | |
def main(url): | |
pu = urlparse(url) | |
port = pu.port or (80 if pu.scheme == 'http' else 443) | |
t_start = time() | |
host = gethostbyname(pu.hostname) | |
t_dns = time() | |
with socket() as _s: | |
s = wrap_socket(_s) if pu.scheme == 'https' else _s | |
s.connect((host, port)) | |
t_connect = time() | |
s.send(('GET %s HTTP/1.1\r\n' | |
'Host: %s\r\n' | |
'User-Agent: Mozilla/5.0\r\n' | |
'\r\n').encode()) | |
s.recv(1) | |
t_tfb = time() | |
print('TTFB', round((t_tfb - t_start) * 1000), 'ms') | |
print('DNS', round((t_dns - t_start) * 1000), 'ms') | |
print('CONN', round((t_connect - t_dns) * 1000), 'ms') | |
if __name__ == '__main__': | |
main(argv[1]) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment