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Sleeping
| import subprocess | |
| import os | |
| import time | |
| PORT=22060 | |
| HOST='paffenroth-23.dyn.wpi.edu' | |
| def deploy(): | |
| print(f'Deploying the app...') | |
| try: | |
| # Run the setup.sh script | |
| result = subprocess.run( | |
| ['./setup.sh'], # Command to execute | |
| stdout=subprocess.PIPE, | |
| stderr=subprocess.PIPE, | |
| check=True # Raise an exception for non-zero exit codes | |
| ) | |
| print(result.stdout.decode()) # Print standard output from the script | |
| except subprocess.CalledProcessError as e: | |
| print(f"Error occurred while deploying: {e.stderr.decode()}") | |
| def checkStatus(HOST, PORT): | |
| print(f'Checking the status of the app...') | |
| try: | |
| # Run the netcat (nc) command to check if the port is open | |
| result = subprocess.run( | |
| ['nc', '-vz', HOST, str(PORT)], | |
| stdout=subprocess.PIPE, stderr=subprocess.PIPE | |
| ) | |
| # If the return code is 0, the connection was successful | |
| if result.returncode == 0: | |
| print(f"Connection to {HOST}:{PORT} successful.") | |
| return True | |
| else: | |
| print(f"Connection to {HOST}:{PORT} refused.") | |
| return False | |
| except Exception as e: | |
| print(f"Error occurred: {e}") | |
| return False | |
| def monitorStatus(HOST, PORT, checkInterval=5): # for 5 seconds will wait if the port is not available | |
| print(f'Monitoring the status of the app...') | |
| status=False | |
| while True: | |
| if checkStatus(HOST, PORT): | |
| # If the connection is successful, run FUN and exit the loop | |
| if not status: | |
| deploy() | |
| status=True | |
| else: | |
| # If connection is refused, wait and retry | |
| print(f"Waiting for the server {HOST}:{PORT} to become available...") | |
| time.sleep(checkInterval) | |
| status = False | |
| # checkStatus(HOST, PORT) | |
| monitorStatus(HOST, PORT) |