ssh_execute_command.py

import getpass
import paramiko
import time

def execute_command_ssh(olt_ip, username, password):
    try:
        # Create an SSH client instance
        ssh_client = paramiko.SSHClient()

        # Automatically add the server's host key
        ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy())

        # Connect to the OLT
        ssh_client.connect(olt_ip, username=username, password=password, timeout=10)

        # Open an interactive shell session
        ssh_shell = ssh_client.invoke_shell()

        # Send the command
        command = "ifconfig\n"
        ssh_shell.send(command)

        # execute command
        # stdin, stdout, stderr = ssh_client.exec_command('ls -l')
        # print(stdin,stdout,stderr)

        while not ssh_shell.recv_ready():
            time.sleep(3)

        # Wait for the command output
        out = ssh_shell.recv(65535)
        output = out.decode('utf-8')

        # Print the output
        print(output)

        # Close the SSH connection
        ssh_client.close()

    except Exception as e:
        print(f"An error occurred: {str(e)}")


if __name__=="__main__":
    # Input credentials
    host = '192.168.0.250'
    username = 'your_username'
    password = getpass.getpass(prompt='Enter password: ')

    # Call the function to collect data using SSH
    execute_command_ssh(host, username, password)