async def create_redis_room_store(redis: Redis) -> RedisRoomStore:
(append_to_room, lreplace, delete_room) = await asyncio.gather(
redis.script_load(_APPEND_TO_ROOM),
redis.script_load(_LREPLACE),
redis.script_load(_DELETE_ROOM),
)
return RedisRoomStore(redis, append_to_room, lreplace, delete_room)
async def create_redis_rate_limiter(server_id: str,
redis: Redis) -> RedisRateLimiter:
server_key = f'api-server:{server_id}'
initialize_futures = [
redis.script_load(_ACQUIRE_CONNECTION_SLOT),
redis.script_load(_RELEASE_CONNECTION_SLOT),
redis.script_load(_INCR_AND_EXPIRE_IF_NEW),
redis.set(server_key, 'true'),
redis.expire(server_key, SERVER_LIVENESS_EXPIRATION_SECONDS),
]
[acquire_sha, release_sha, incr_expire_sha,
*_] = await asyncio.gather(*initialize_futures)
return RedisRateLimiter(
server_id,
redis,
acquire_connection_sha=acquire_sha,
release_connection_sha=release_sha,
incr_expire_sha=incr_expire_sha,
)
