def verify_cache():
cur_time = datetime.now()
if cache.get('last-cache-bump') is None:
cache.set('last-cache-bump', cur_time)
if cache.get('cache-timer') is None:
# Set up a 5 minute timer to minimize flailing.
cache.set('cache-timer', cur_time, 5 * 60)
# Let's check the remote cache flag (time value)
remote_signal = datetime.strptime(models.Flag.get_cache(),
"%Y-%m-%d %H:%M")
app.logger.warn(
"TRACK_CACHE: remote signal @ {}".format(remote_signal))
if remote_signal is not None:
if cache.get('last-cache-bump') < remote_signal:
app.logger.warn(
"TRACK_CACHE: Cache reset @ {} due to signal @ {}".
format(cur_time, remote_signal))
cache.clear()
# We've blown the whole cache, so reset the cache timer, and the remote val.
cache.set('cache-timer', cur_time, 5 * 60)
cache.set('last-cache-bump', remote_signal)
else:
app.logger.error(
"TRACK_CACHE: remote cache datetime was None. Danger Will Robinson."
)
def cache_bust():
try:
cache.clear()
return "", HTTPStatus.NO_CONTENT
except Exception as exc:
return str(exc), HTTPStatus.INTERNAL_SERVER_ERROR
def verify_cache():
if not models.Flag.get_cache():
app.logger.info('Clearing cache...')
cache.clear()
models.Flag.set_cache(True)