const Ssh  = require('node-ssh');

async function main() {
    const ssh = new Ssh();

    const sshPassword = 'SSH_PASSWORD';

    // connect
    await ssh.connect({
        host: 'SSH_HOST_ADDRESS',
        port: SSH_PORT,
        username: 'SSH_USER_NAME',
        password: sshPassword
    });

    // execute command
    res = await ssh.execCommand('ls -al', {options: {pty: true}});
    console.log(res);

    // disconnect
    ssh.dispose();
}

main();