From 48a52b36a86119ab3c83fc1da4db0215fb428cf2 Mon Sep 17 00:00:00 2001 From: Daniil Baturin Date: Fri, 6 Dec 2019 00:10:13 +0100 Subject: T1855, T1826: clean up the reboot/shutdown script. --- src/op_mode/powerctrl.py | 104 +++++++++++++++++++++++++---------------------- 1 file changed, 55 insertions(+), 49 deletions(-) (limited to 'src/op_mode/powerctrl.py') diff --git a/src/op_mode/powerctrl.py b/src/op_mode/powerctrl.py index 46ebf5ffb..8de25d752 100755 --- a/src/op_mode/powerctrl.py +++ b/src/op_mode/powerctrl.py @@ -25,48 +25,55 @@ from subprocess import check_output, CalledProcessError, STDOUT from vyos.util import ask_yes_no -def valid_time(s): +def parse_time(s): try: return datetime.strptime(s, "%H:%M").time() except ValueError: return None - -def valid_date(s): - try: - return datetime.strptime(s, "%d%m%Y").date() - except ValueError: +def parse_date(s): + for fmt in ["%d%m%Y", "%d/%m/%Y", "%d.%m.%Y", "%d:%m:%Y", "%Y-%m-%d"]: try: - return datetime.strptime(s, "%d/%m/%Y").date() + return datetime.strptime(s, fmt).date() except ValueError: - try: - return datetime.strptime(s, "%d.%m.%Y").date() - except ValueError: - try: - return datetime.strptime(s, "%d:%m:%Y").date() - except ValueError: - return None + continue + # If nothing matched... + return None +def get_shutdown_status(): + try: + output = check_output(["/bin/systemctl", "status", "systemd-shutdownd.service"]).decode() + return output + except CalledProcessError: + return None def check_shutdown(): - try: - cmd = check_output(["/bin/systemctl","status","systemd-shutdownd.service"]) - #Shutodwn is scheduled - r = re.findall(r'Status: \"(.*)\"\n', cmd.decode())[0] - print(r) - except CalledProcessError as e: - #Shutdown is not scheduled - print("Shutdown is not scheduled") + output = get_shutdown_status() + if output: + r = re.findall(r'Status: \"(.*)\"\n', output) + if r: + # When available, that line is like + # Status: "Shutting down at Thu 1970-01-01 00:00:00 UTC (poweroff)..." + print(r[0]) + else: + # Sometimes status string is not available immediately + # after service startup + print("Poweroff or reboot is scheduled") + else: + print("Poweroff or reboot is not scheduled") def cancel_shutdown(): - try: - timenow = datetime.now().strftime('%Y-%m-%d %H:%M:%S') - cmd = check_output(["/sbin/shutdown","-c","--no-wall"]) - message = "Reboot scheduled has been cancelled %s" % timenow - #Generate broadcast message about cancel reboot - os.system("wall %s" % message) - except CalledProcessError as e: - sys.exit("Error aborting shutdown: %s" % e) + output = get_shutdown_status() + if output: + try: + timenow = datetime.now().strftime('%Y-%m-%d %H:%M:%S') + cmd = check_output(["/sbin/shutdown","-c","--no-wall"]) + message = "Scheduled reboot or poweroff has been cancelled %s" % timenow + os.system("wall %s" % message) + except CalledProcessError as e: + sys.exit("Could not cancel a reboot or poweroff: %s" % e) + else: + print("Reboot or poweroff is not scheduled") def execute_shutdown(time, reboot = True, ask=True): if not ask: @@ -84,31 +91,29 @@ def execute_shutdown(time, reboot = True, ask=True): cmd = check_output(["/sbin/shutdown",action,"now"],stderr=STDOUT) print(cmd.decode().split(",",1)[0]) return - - # Try to extract date from the first argument - if len(time) == 1: - time = time[0].split(" ",1) - - if len(time) == 1: - ts = valid_time(time[0]) - if time[0].isdigit() or valid_time(time[0]): - cmd = check_output(["/sbin/shutdown",action,time[0]],stderr=STDOUT) + elif len(time) == 1: + # Assume the argument is just time + ts = parse_time(time[0]) + if ts: + cmd = check_output(["/sbin/shutdown", action, time[0]], stderr=STDOUT) else: - sys.exit("Timestamp needs to be in format of 12:34") - + sys.exit("Invalid time \"{0}\". The valid format is HH:MM".format(time[0])) elif len(time) == 2: - ts = valid_time(time[0]) - ds = valid_date(time[1]) + # Assume it's date and time + ts = parse_time(time[0]) + ds = parse_date(time[1]) if ts and ds: t = datetime.combine(ds, ts) td = t - datetime.now() t2 = 1 + int(td.total_seconds())//60 # Get total minutes - cmd = check_output(["/sbin/shutdown",action,str(t2)],stderr=STDOUT) + cmd = check_output(["/sbin/shutdown", action, str(t2)], stderr=STDOUT) else: - sys.exit("Timestamp needs to be in format of 12:34\nDatestamp in the format of DD.MM.YY") + if not ts: + sys.exit("Invalid time \"{0}\". The valid format is HH:MM".format(time[0])) + else: + sys.exit("Invalid time \"{0}\". A valid format is YYYY-MM-DD [HH:MM]".format(time[1])) else: - sys.exit("Could not decode time and date") - + sys.exit("Could not decode date and time. Valids formats are HH:MM or YYYY-MM-DD HH:MM") check_shutdown() def chk_vyatta_based_reboots(): @@ -117,7 +122,7 @@ def chk_vyatta_based_reboots(): ### name is the node of scheduled the job, commit-confirm checks for that f = r'/var/run/confirm.job' - if os .path.exists(f): + if os.path.exists(f): jid = open(f).read().strip() if jid != 0: subprocess.call(['sudo', 'atrm', jid]) @@ -126,7 +131,7 @@ def chk_vyatta_based_reboots(): def main(): parser = argparse.ArgumentParser() parser.add_argument("--yes", "-y", - help="dont as for shutdown", + help="Do not ask for confirmation", action="store_true", dest="yes") action = parser.add_mutually_exclusive_group(required=True) @@ -164,3 +169,4 @@ def main(): if __name__ == "__main__": main() + -- cgit v1.2.3