import psutil

import os

import signal

import logging

import time

logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')

def teardown_http_processes(script_name="teardown_script.py"):

"""

Tear down processes associated with HTTP responses.

"""

http_processes = []

# Find processes potentially related to HTTP responses

for proc in psutil.process_iter(['pid', 'name', 'cmdline']):

try:

if "http" in proc.info['name'].lower() or "python" in proc.info['cmdline'][0].lower() and "flask" in proc.info['cmdline'][0].lower() or "django" in proc.info['cmdline'][0].lower():

http_processes.append(proc)

except (psutil.NoSuchProcess, psutil.AccessDenied, psutil.ZombieProcess):

pass

if not http_processes:

logging.info("No HTTP-related processes found.")

return

# Signal processes to terminate

logging.info(f"Found {len(http_processes)} HTTP-related processes. Terminating...")

for proc in http_processes:

try:

logging.info(f"Terminating process: PID={proc.pid}, Name={proc.info['name']}")

proc.send_signal(signal.SIGTERM) #graceful termination

time.sleep(2) # Give process time to shut down

if proc.status() != psutil.STATUS_TERMINATED:

logging.warning(f"Process PID={proc.pid} did not terminate gracefully. Sending SIGKILL.")

proc.kill()

except (psutil.NoSuchProcess, psutil.AccessDenied, psutil.ZombieProcess):

logging.warning(f"Process PID={proc.pid} no longer exists.")

except Exception as e:

logging.error(f"Error terminating process PID={proc.pid}: {e}")

logging.info("Process termination initiated.")

if __name__ == "__main__":

teardown_http_processes()