subprocess ipmitool.py

ipmitool.py

    def ____run(self, command):
        procs = {}
        for node in self.nodes:
            ip = node['ip']
            user = node['user']
            password = node['password']
            cmd = f'ipmitool -H {ip} -U {user} -P {password} {command}'
            procs[ip] = subprocess.Popen(cmd,
                                         shell=True,
                                         stdout=subprocess.PIPE,
                                         stderr=subprocess.STDOUT,
                                         universal_newlines=True)
        while procs:
            for ip, proc in procs.items():
                if proc.poll() is not None:  # command finished
                    del procs[ip]
                    if proc.returncode == 0:
                        print(f"{ip}\t: SUCCESS ")
                    else:
                        print(f"{ip}\t: FAIL ({proc.stdout})")
                    break

Design/test time saver.. thank you!