reconnect if database connection was closed...

This commit is contained in:
Philipp 2022-10-03 20:08:44 +02:00
parent 8b07505672
commit eb263227fd
Signed by: Philipp
GPG key ID: 9EBD8439AFBAB750
2 changed files with 18 additions and 6 deletions

View file

@ -1,5 +1,7 @@
import mysql.connector import mysql.connector
from loguru import logger
class Database: class Database:
def __init__(self, host, user, password, db): def __init__(self, host, user, password, db):
self.con = mysql.connector.connect( self.con = mysql.connector.connect(
@ -11,12 +13,17 @@ class Database:
def init_test_database(self): def init_test_database(self):
cursor = self.con.cursor() cursor = self.con.cursor()
try:
cursor.execute("CREATE TABLE discord_link ( admin_id int(10) UNSIGNED NOT NULL, discord_id bigint(20) UNSIGNED NOT NULL, steamid varchar(65) COLLATE utf8mb4_unicode_ci NOT NULL);") cursor.execute("CREATE TABLE discord_link ( admin_id int(10) UNSIGNED NOT NULL, discord_id bigint(20) UNSIGNED NOT NULL, steamid varchar(65) COLLATE utf8mb4_unicode_ci NOT NULL);")
cursor.execute("CREATE TABLE sm_admins ( id int(10) UNSIGNED NOT NULL, authtype enum('steam', 'name', 'ip') COLLATE utf8mb4_unicode_ci NOT NULL, identity varchar(65) COLLATE utf8mb4_unicode_ci NOT NULL, password varchar(65) COLLATE utf8mb4_unicode_ci DEFAULT NULL, flags varchar(30) COLLATE utf8mb4_unicode_ci NOT NULL, name varchar(65) COLLATE utf8mb4_unicode_ci NOT NULL, immunity int(10) UNSIGNED NOT NULL);") cursor.execute("CREATE TABLE sm_admins ( id int(10) UNSIGNED NOT NULL, authtype enum('steam', 'name', 'ip') COLLATE utf8mb4_unicode_ci NOT NULL, identity varchar(65) COLLATE utf8mb4_unicode_ci NOT NULL, password varchar(65) COLLATE utf8mb4_unicode_ci DEFAULT NULL, flags varchar(30) COLLATE utf8mb4_unicode_ci NOT NULL, name varchar(65) COLLATE utf8mb4_unicode_ci NOT NULL, immunity int(10) UNSIGNED NOT NULL);")
cursor.execute("ALTER TABLE discord_link ADD PRIMARY KEY (admin_id), ADD UNIQUE KEY admin_id (admin_id), ADD UNIQUE KEY discord_id (discord_id), ADD UNIQUE KEY steamid (steamid);") cursor.execute("ALTER TABLE discord_link ADD PRIMARY KEY (admin_id), ADD UNIQUE KEY admin_id (admin_id), ADD UNIQUE KEY discord_id (discord_id), ADD UNIQUE KEY steamid (steamid);")
cursor.execute("ALTER TABLE sm_admins ADD PRIMARY KEY (id), ADD UNIQUE KEY identity (identity), ADD UNIQUE KEY id (id);") cursor.execute("ALTER TABLE sm_admins ADD PRIMARY KEY (id), ADD UNIQUE KEY identity (identity), ADD UNIQUE KEY id (id);")
cursor.execute("ALTER TABLE sm_admins MODIFY id int(10) UNSIGNED NOT NULL AUTO_INCREMENT;") cursor.execute("ALTER TABLE sm_admins MODIFY id int(10) UNSIGNED NOT NULL AUTO_INCREMENT;")
cursor.execute("ALTER TABLE discord_link ADD CONSTRAINT discord_link_ibfk_1 FOREIGN KEY (admin_id) REFERENCES sm_admins (id);") cursor.execute("ALTER TABLE discord_link ADD CONSTRAINT discord_link_ibfk_1 FOREIGN KEY (admin_id) REFERENCES sm_admins (id);")
except mysql.connector.InterfaceError:
logger.info(f"Connection to mysql got interrupted, trying to reconnect...")
self.con.reconnect()
self.init_test_database()
def create_reserved_slot(self, discord_user, steam_id): def create_reserved_slot(self, discord_user, steam_id):
cursor = self.con.cursor() cursor = self.con.cursor()
@ -33,5 +40,9 @@ class Database:
val_discord = (id, str(discord_user.id), steam_id) val_discord = (id, str(discord_user.id), steam_id)
cursor.execute(sql_discord, val_discord) cursor.execute(sql_discord, val_discord)
self.con.commit() self.con.commit()
except mysql.connector.InterfaceError:
logger.info(f"Connection to mysql got interrupted, trying to reconnect...")
self.con.reconnect()
self.create_reserved_slot(discord_user, steam_id)
except mysql.connector.IntegrityError: except mysql.connector.IntegrityError:
raise Exception("Duplicate entrys") raise Exception("Duplicate entrys")

View file

@ -41,6 +41,7 @@ def main(args):
bot = interactions.Client(token=token) bot = interactions.Client(token=token)
con = Database(host, user, password, db) con = Database(host, user, password, db)
try: try:
if args[0] == "init_database": if args[0] == "init_database":
con.init_test_database() con.init_test_database()