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wasptool: Add a command to compare RTC against the local workstation

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This allows us to observe RTC drift during reboot relatively easily.
This commit is contained in:
Daniel Thompson 2020-05-09 14:21:39 +01:00
parent c1f8823f61
commit 399b956eb5
1 changed files with 21 additions and 0 deletions
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21
tools/wasptool
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@ -158,6 +158,22 @@ def handle_rtc(c):
c.sendline(f'watch.rtc.set_localtime(({now[0]}, {now[1]}, {now[2]}, {now[3]}, {now[4]}, {now[5]}, {now[6]}, {now[7]}))') c.sendline(f'watch.rtc.set_localtime(({now[0]}, {now[1]}, {now[2]}, {now[3]}, {now[4]}, {now[5]}, {now[6]}, {now[7]}))')
c.expect('>>> ') c.expect('>>> ')
def check_rtc(c):
c.sendline('print(watch.rtc.get_localtime())')
c.expect('\(([0-9]+), ([0-9]+), ([0-9]+), ([0-9]+), ([0-9]+), ([0-9]+), ([0-9]+), ([0-9]+)\)')
t = time.localtime()
watch_hms = (int(c.match[4]), int(c.match[5]), int(c.match[6]))
watch_str = f'{watch_hms[0]:02d}:{watch_hms[1]:02d}:{watch_hms[2]:02d}'
host_hms = (t.tm_hour, t.tm_min, t.tm_sec)
host_str = f'{host_hms[0]:02d}:{host_hms[1]:02d}:{host_hms[2]:02d}'
delta = 3600 * (host_hms[0] - watch_hms[0]) + \
60 * (host_hms[1] - watch_hms[1]) + \
(host_hms[2] - watch_hms[2])
print(f"PC <-> watch: {watch_str} <-> {host_str} (delta {delta})")
c.expect('>>> ')
def handle_upload(c, fname): def handle_upload(c, fname):
verbose = bool(c.logfile) verbose = bool(c.logfile)
@ -180,6 +196,8 @@ if __name__ == '__main__':
description='WASP command and control client') description='WASP command and control client')
parser.add_argument('--console', action='store_true', parser.add_argument('--console', action='store_true',
help='Launch a REPL session') help='Launch a REPL session')
parser.add_argument('--check-rtc', action='store_true',
help='Compare workstation and watch times')
parser.add_argument('--device', parser.add_argument('--device',
help='Connect only to a specific named device') help='Connect only to a specific named device')
parser.add_argument('--exec', parser.add_argument('--exec',
@ -211,6 +229,9 @@ if __name__ == '__main__':
if args.rtc: if args.rtc:
handle_rtc(console) handle_rtc(console)
if args.check_rtc:
check_rtc(console)
if args.exec: if args.exec:
handle_exec(console, args.exec) handle_exec(console, args.exec)