def _watchdog_show_cancel(self):
"""Show watchdog cancellation in any way possible."""
_log.warning('watchdog cancelled')
try:
from codebay.l2tpserver import gnomehelpers
gnomehelpers.show_notification(constants.WEBUI_WATCHDOG_CANCELLED_TITLE,
constants.WEBUI_WATCHDOG_CANCELLED_TEXT,
timeout=constants.WEBUI_WATCHDOG_CANCELLED_TIMEOUT,
critical=False)
except:
_log.exception("_watchdog_show_cancel() failed")
def _watchdog_show_warning(self):
"""Show watchdog warning in any way possible."""
_log.warning('watchdog warning')
try:
from codebay.l2tpserver import gnomehelpers
gnomehelpers.show_notification(constants.WEBUI_WATCHDOG_WARNING_TITLE,
constants.WEBUI_WATCHDOG_WARNING_TEXT,
timeout=constants.WEBUI_WATCHDOG_WARNING_TIMEOUT,
critical=True)
except:
_log.exception("_watchdog_show_warning() failed")
def _periodic_reboot_show_warning(self):
"""Show periodic reboot warning in any way possible."""
_log.warning('periodic reboot warning')
try:
from codebay.l2tpserver import gnomehelpers
gnomehelpers.show_notification(constants.WEBUI_PERIODIC_REBOOT_PENDING_TITLE,
constants.WEBUI_PERIODIC_REBOOT_PENDING_TEXT,
timeout=constants.WEBUI_PERIODIC_REBOOT_PENDING_TIMEOUT,
critical=False)
except:
_log.exception("_periodic_reboot_show_warning() failed")
def _watchdog_show_cancel(self):
"""Show watchdog cancellation in any way possible."""
_log.warning('watchdog cancelled')
try:
from codebay.l2tpserver import gnomehelpers
gnomehelpers.show_notification(
constants.WEBUI_WATCHDOG_CANCELLED_TITLE,
constants.WEBUI_WATCHDOG_CANCELLED_TEXT,
timeout=constants.WEBUI_WATCHDOG_CANCELLED_TIMEOUT,
critical=False)
except:
_log.exception("_watchdog_show_cancel() failed")
def _watchdog_show_warning(self):
"""Show watchdog warning in any way possible."""
_log.warning('watchdog warning')
try:
from codebay.l2tpserver import gnomehelpers
gnomehelpers.show_notification(
constants.WEBUI_WATCHDOG_WARNING_TITLE,
constants.WEBUI_WATCHDOG_WARNING_TEXT,
timeout=constants.WEBUI_WATCHDOG_WARNING_TIMEOUT,
critical=True)
except:
_log.exception("_watchdog_show_warning() failed")
def _periodic_reboot_show_warning(self):
"""Show periodic reboot warning in any way possible."""
_log.warning('periodic reboot warning')
try:
from codebay.l2tpserver import gnomehelpers
gnomehelpers.show_notification(
constants.WEBUI_PERIODIC_REBOOT_PENDING_TITLE,
constants.WEBUI_PERIODIC_REBOOT_PENDING_TEXT,
timeout=constants.WEBUI_PERIODIC_REBOOT_PENDING_TIMEOUT,
critical=False)
except:
_log.exception("_periodic_reboot_show_warning() failed")
def _runner_stopped_notification(res):
_log.debug("_runner_stopped_notification")
try:
from codebay.l2tpserver import gnomehelpers
gnomehelpers.show_notification(
constants.WEBUI_RUNNER_STOPPED_TITLE,
constants.WEBUI_RUNNER_STOPPED_TEXT,
timeout=constants.WEBUI_RUNNER_STOPPED_TIMEOUT,
critical=False,
)
except:
_log.exception("_runner_stopped_notification() failed")
def show_cron_watchdog_notify():
_setup_logging()
if helpers.is_live_cd():
_log.info('live cd, skipping cron action')
return
_log.warning('trying to show cron watchdog notify')
try:
from codebay.l2tpserver import gnomehelpers
gnomehelpers.show_notification(constants.CRON_WATCHDOG_WARNING_TITLE,
constants.CRON_WATCHDOG_WARNING_TEXT,
timeout=constants.CRON_WATCHDOG_WARNING_TIMEOUT,
critical=True)
except:
_log.exception("show_cron_watchdog_notify() failed")
def _do_timesync(self, utc_time):
# XXX: if time step is too large, we need to take some measures here to prevent twisted problems
# (Twisted does not handle time jumps correctly; if time goes backwards, timers become frozen).
# One relatively benign fix here would be to reschedule all critical timers, such as the watchdog.
# A more brute force fix would be to restart the web UI.
try:
full_sync = timesync.update_system_time(
utc_time,
cap_backwards=constants.WEBUI_TIMESYNC_CAP_BACKWARDS,
cap_forwards=constants.WEBUI_TIMESYNC_CAP_FORWARDS,
)
if full_sync:
helpers.write_datetime_marker_file(constants.WEBUI_LAST_TIMESYNC_FILE)
else:
# probably capped, don't write marker because it would enable RRD with bogus system time
_log.info("timesync not full (probably capped), not writing webui timesync file")
# notify if time difference is still too large (jump was capped too heavily)
now = datetime.datetime.utcnow()
timediff = utc_time - now
if timediff < datetime.timedelta(0, 0, 0):
timediff = -timediff
if (timediff > constants.WEBUI_TIMESYNC_NOTIFY_LIMIT) and (not self._timesync_notify_shown):
try:
from codebay.l2tpserver import gnomehelpers
gnomehelpers.show_notification(
constants.WEBUI_TIMESYNC_NOTIFY_TITLE,
constants.WEBUI_TIMESYNC_NOTIFY_TEXT,
timeout=constants.WEBUI_TIMESYNC_NOTIFY_TIMEOUT,
critical=False,
)
# NB: it is important to do this after show_notification(); if, for instance,
# boot is in progress, the initial notification will fail and a notification
# will only be shown on reidentify. Not ideal, but at least the notification
# will not be completely hidden.
self._timesync_notify_shown = True
except:
_log.exception("_do_timesync(): failed to show notify of time jump")
except:
_log.exception("time sync failed")
