def get(self, parent, update = False, **kwargs):
res = Cache.get(COMMENTDB, parent, **kwargs)
if not res or update:
res = Transaction(COMMENTDB).query(parent = parent, **kwargs)
if res == None:
res = NoneResult
Cache.set(COMMENTDB, parent, res,**kwargs)
return None if res == NoneResult else res
def get(self, parent, update = False, **kwargs):
order = kwargs.pop('order', None)
if not order:
order = '-datetime'
res = Cache.get(CALENDARDB, parent,order = order, **kwargs)
if not res or update:
res = Transaction(CALENDARDB).query(parent = parent, order = order, **kwargs)
Cache.set(CALENDARDB, parent, res if res else NoneResult, **kwargs)
return None if res == NoneResult else res
def insert(self, *cache: Cache):
if cache.__len__() == 1:
self.db_connection.insert(self.collection, cache[0].to_dict())
elif cache.__len__() > 1:
self.db_connection.insert_many(
self.collection,
list(map(lambda this_cache: this_cache.to_dict(), cache)))
else:
print("CacheDao#insert: Nothing to insert")
def delete(self, *cache: Cache):
if cache.__len__() == 1:
self.db_connection.delete_one(self.collection, {
"is_valid": cache[0].is_valid,
"timestamp": cache[0].timestamp
})
elif cache.__len__() > 1:
self.db_connection.delete_many(
self.collection, {
'timestamp': {
"$set":
list(
map(lambda this_cache: this_cache.timestamp,
cache))
}
})
def run(self):
cache = Cache(self.size,self.strategy)
self.gen_frequencies()
self.gen_file_list()
for timeslot in range(self.timeslot):
self.go_time()
self.apply_epsilon()
for hits in range(self.hits):
choice = self.select_file()
response = cache.append_item(choice)
if(response):
self.log.insert_log(response,timeslot+1,'hit',cache.get_file_status())
else:
self.log.insert_log(choice,timeslot+1,'miss',cache.get_file_status())
self.log.end_write()
def update(self, *cache: Cache):
if cache.__len__() == 1:
self.db_connection.find_and_update(
self.collection, {'timestamp': cache[0].timestamp},
{"$set": cache[0].to_dict()})
elif cache.__len__() > 1:
self.db_connection.update_many(
self.collection, {
'timestamp': {
"$set":
list(
map(lambda this_cache: this_cache.timestamp,
cache))
}
})
else:
print("CacheDao#update: Nothing to update")
def get_valid_cache(self) -> Cache:
last_available_cache = self._cache_dao.select_one({'is_valid': True})
if last_available_cache is not None:
if datetime.fromtimestamp(
datetime.timestamp(datetime.now()) -
last_available_cache.timestamp).time().hour > 1:
last_available_cache.is_valid = False
self._cache_dao.update(last_available_cache)
return last_available_cache
else:
return Cache()
def __init__(self, black_hole=None):
self._side_length = 8
self._cache = Cache.get_instance()
self.field = [[Player.EMPTY] * self._side_length
for i in range(self._side_length)]
half_length = self._side_length // 2
self.field[half_length -
1][half_length -
1] = self.field[half_length][half_length] = Player.WHITE
self.field[half_length -
1][half_length] = self.field[half_length][half_length -
1] = Player.BLACK
self.black_hole = black_hole
if black_hole is not None:
(row, col) = black_hole
self.field[row][col] = Player.HOLE
def update_cache(self):
self._cache_dao.insert(Cache())
def select_many(self, ftr: dict) -> [Cache]:
return list(
map(lambda obj: Cache(obj["is_valid"], obj["timestamp"]),
self.db_connection.select_many(self.collection, ftr)))
def select_one(self, ftr: dict) -> Cache:
cache = self.db_connection.select_one(self.collection, ftr)
return Cache().from_dict(cache) if cache is not None else Cache()
def get(self):
li = Cache.select().where(Cache.submited == 0).limit(12)
for o in li:
o.submited = 1
o.save()
self.finish(data=dict(li=map(model_to_dict, li)))
def parseInputs():
script, filename = argv
txt = open(filename)
lines = txt.read().split('\n')
first_line = lines[0]
(no_videos, no_endpoints, no_requests, no_caches,
cache_size) = intTuple(first_line)
video_size = intTuple(lines[1])
debug("Video %d" % no_videos)
debug("Videos size : ")
debug(video_size)
videos = []
for i in range(no_videos):
videos.append(Video(i, video_size[i]))
debug(videos)
caches = []
for i in range(no_caches):
caches.append(Cache(i, cache_size, []))
debug(caches)
idx = 2
# loop endpoint
endpoints = []
endpoint_id = 0
while (no_endpoints > 0):
(latency_to_dc, no_caches) = intTuple(lines[idx])
idx = idx + 1
latency_to_caches = dict()
for i in range(no_caches):
(cache_server, latency) = intTuple(lines[idx])
latency_to_caches[cache_server] = latency
idx = idx + 1
en = Endpoint(endpoint_id, latency_to_caches, latency_to_dc)
endpoints.append(en)
endpoint_id = endpoint_id + 1
no_endpoints = no_endpoints - 1
debug(endpoints)
requests = []
while (no_requests > 0):
(video_id, endpoint_id, reqs) = intTuple(lines[idx])
requests.append(Request(video_id, endpoint_id, reqs))
idx = idx + 1
no_requests = no_requests - 1
debug(requests)
idx = 2
return (caches, endpoints, requests, videos)