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forked from Hay1tsme/artemis
artemis/core/data/database.py

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import logging, coloredlogs
from typing import Optional
from sqlalchemy.orm import scoped_session, sessionmaker
from sqlalchemy.exc import SQLAlchemyError
from sqlalchemy import create_engine
from logging.handlers import TimedRotatingFileHandler
import importlib, os
import secrets, string
import bcrypt
from hashlib import sha256
from core.config import CoreConfig
from core.data.schema import *
from core.utils import Utils
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class Data:
def __init__(self, cfg: CoreConfig) -> None:
self.config = cfg
if self.config.database.sha2_password:
passwd = sha256(self.config.database.password.encode()).digest()
self.__url = f"{self.config.database.protocol}://{self.config.database.username}:{passwd.hex()}@{self.config.database.host}/{self.config.database.name}?charset=utf8mb4"
else:
self.__url = f"{self.config.database.protocol}://{self.config.database.username}:{self.config.database.password}@{self.config.database.host}/{self.config.database.name}?charset=utf8mb4"
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self.__engine = create_engine(self.__url, pool_recycle=3600)
session = sessionmaker(bind=self.__engine, autoflush=True, autocommit=True)
self.session = scoped_session(session)
self.user = UserData(self.config, self.session)
self.arcade = ArcadeData(self.config, self.session)
self.card = CardData(self.config, self.session)
self.base = BaseData(self.config, self.session)
self.schema_ver_latest = 4
log_fmt_str = "[%(asctime)s] %(levelname)s | Database | %(message)s"
log_fmt = logging.Formatter(log_fmt_str)
self.logger = logging.getLogger("database")
# Prevent the logger from adding handlers multiple times
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if not getattr(self.logger, "handler_set", None):
fileHandler = TimedRotatingFileHandler(
"{0}/{1}.log".format(self.config.server.log_dir, "db"),
encoding="utf-8",
when="d",
backupCount=10,
)
fileHandler.setFormatter(log_fmt)
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consoleHandler = logging.StreamHandler()
consoleHandler.setFormatter(log_fmt)
self.logger.addHandler(fileHandler)
self.logger.addHandler(consoleHandler)
self.logger.setLevel(self.config.database.loglevel)
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coloredlogs.install(
cfg.database.loglevel, logger=self.logger, fmt=log_fmt_str
)
self.logger.handler_set = True # type: ignore
def create_database(self):
self.logger.info("Creating databases...")
try:
metadata.create_all(self.__engine.connect())
except SQLAlchemyError as e:
self.logger.error(f"Failed to create databases! {e}")
return
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games = Utils.get_all_titles()
for game_dir, game_mod in games.items():
try:
if hasattr(game_mod, "database") and hasattr(game_mod, "current_schema_version"):
game_mod.database(self.config)
metadata.create_all(self.__engine.connect())
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self.base.set_schema_ver(
game_mod.current_schema_version, game_mod.game_codes[0]
)
except Exception as e:
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self.logger.warning(
f"Could not load database schema from {game_dir} - {e}"
)
self.logger.info(f"Setting base_schema_ver to {self.schema_ver_latest}")
self.base.set_schema_ver(self.schema_ver_latest)
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self.logger.info(
f"Setting user auto_incrememnt to {self.config.database.user_table_autoincrement_start}"
)
self.user.reset_autoincrement(
self.config.database.user_table_autoincrement_start
)
def recreate_database(self):
self.logger.info("Dropping all databases...")
self.base.execute("SET FOREIGN_KEY_CHECKS=0")
try:
metadata.drop_all(self.__engine.connect())
except SQLAlchemyError as e:
self.logger.error(f"Failed to drop databases! {e}")
return
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for root, dirs, files in os.walk("./titles"):
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for dir in dirs:
if not dir.startswith("__"):
try:
mod = importlib.import_module(f"titles.{dir}")
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try:
if hasattr(mod, "database"):
mod.database(self.config)
metadata.drop_all(self.__engine.connect())
except Exception as e:
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self.logger.warning(
f"Could not load database schema from {dir} - {e}"
)
except ImportError as e:
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self.logger.warning(
f"Failed to load database schema dir {dir} - {e}"
)
break
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self.base.execute("SET FOREIGN_KEY_CHECKS=1")
self.create_database()
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def migrate_database(self, game: str, version: int, action: str) -> None:
old_ver = self.base.get_schema_ver(game)
sql = ""
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if old_ver is None:
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self.logger.error(
f"Schema for game {game} does not exist, did you run the creation script?"
)
return
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if old_ver == version:
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self.logger.info(
f"Schema for game {game} is already version {old_ver}, nothing to do"
)
return
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if action == "upgrade":
for x in range(old_ver, version):
if not os.path.exists(
f"core/data/schema/versions/{game.upper()}_{x + 1}_{action}.sql"
):
self.logger.error(
f"Could not find {action} script {game.upper()}_{x + 1}_{action}.sql in core/data/schema/versions folder"
)
return
with open(
f"core/data/schema/versions/{game.upper()}_{x + 1}_{action}.sql",
"r",
encoding="utf-8",
) as f:
sql = f.read()
result = self.base.execute(sql)
if result is None:
self.logger.error("Error execuing sql script!")
return None
else:
for x in range(old_ver, version, -1):
if not os.path.exists(
f"core/data/schema/versions/{game.upper()}_{x - 1}_{action}.sql"
):
self.logger.error(
f"Could not find {action} script {game.upper()}_{x - 1}_{action}.sql in core/data/schema/versions folder"
)
return
with open(
f"core/data/schema/versions/{game.upper()}_{x - 1}_{action}.sql",
"r",
encoding="utf-8",
) as f:
sql = f.read()
result = self.base.execute(sql)
if result is None:
self.logger.error("Error execuing sql script!")
return None
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result = self.base.set_schema_ver(version, game)
if result is None:
self.logger.error("Error setting version in schema_version table!")
return None
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self.logger.info(f"Successfully migrated {game} to schema version {version}")
def create_owner(self, email: Optional[str] = None) -> None:
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pw = "".join(
secrets.choice(string.ascii_letters + string.digits) for i in range(20)
)
hash = bcrypt.hashpw(pw.encode(), bcrypt.gensalt())
user_id = self.user.create_user(email=email, permission=255, password=hash)
if user_id is None:
self.logger.error(f"Failed to create owner with email {email}")
return
card_id = self.card.create_card(user_id, "00000000000000000000")
if card_id is None:
self.logger.error(f"Failed to create card for owner with id {user_id}")
return
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self.logger.warn(
f"Successfully created owner with email {email}, access code 00000000000000000000, and password {pw} Make sure to change this password and assign a real card ASAP!"
)
def migrate_card(self, old_ac: str, new_ac: str, should_force: bool) -> None:
if old_ac == new_ac:
self.logger.error("Both access codes are the same!")
return
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new_card = self.card.get_card_by_access_code(new_ac)
if new_card is None:
self.card.update_access_code(old_ac, new_ac)
return
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if not should_force:
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self.logger.warn(
f"Card already exists for access code {new_ac} (id {new_card['id']}). If you wish to continue, rerun with the '--force' flag."
f" All exiting data on the target card {new_ac} will be perminently erased and replaced with data from card {old_ac}."
)
return
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self.logger.info(
f"All exiting data on the target card {new_ac} will be perminently erased and replaced with data from card {old_ac}."
)
self.card.delete_card(new_card["id"])
self.card.update_access_code(old_ac, new_ac)
hanging_user = self.user.get_user(new_card["user"])
if hanging_user["password"] is None:
self.logger.info(f"Delete hanging user {hanging_user['id']}")
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self.user.delete_user(hanging_user["id"])
def delete_hanging_users(self) -> None:
"""
Finds and deletes users that have not registered for the webui that have no cards assocated with them.
"""
unreg_users = self.user.get_unregistered_users()
if unreg_users is None:
self.logger.error("Error occoured finding unregistered users")
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for user in unreg_users:
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cards = self.card.get_user_cards(user["id"])
if cards is None:
self.logger.error(f"Error getting cards for user {user['id']}")
continue
if not cards:
self.logger.info(f"Delete hanging user {user['id']}")
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self.user.delete_user(user["id"])
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def autoupgrade(self) -> None:
all_games = self.base.get_all_schema_vers()
if all_games is None:
self.logger.warn("Failed to get schema versions")
for x in all_games:
game = x["game"].upper()
update_ver = 1
for y in range(2, 100):
if os.path.exists(f"core/data/schema/versions/{game}_{y}_upgrade.sql"):
update_ver = y
else:
break
self.migrate_database(game, update_ver, "upgrade")