docker/docker-compose.yaml

@@ -6,6 +6,9 @@ services:
       dockerfile: ./docker/Dockerfile
     command: sh -c "uv run --active --script ./scripts/pybabel.py compile && uv run ./src/main.py"
     restart: always
+    depends_on:
+      - database
+      - redis
 
   database:
     container_name: ${POSTGRES_HOST}
@@ -17,3 +20,15 @@ services:
       POSTGRES_USER: ${POSTGRES_USER}
       POSTGRES_PASSWORD: ${POSTGRES_PASS}
       POSTGRES_DB: ${POSTGRES_NAME}
+
+  redis:
+    container_name: ${REDIS_HOST}
+    image: redis:8.2.2
+    command:
+      - redis-server
+    restart: always
+    ports:
+      - 127.0.0.1:${REDIS_PORT}:${REDIS_PORT}
+    environment:
+      REDIS_HOST: ${REDIS_HOST}
+      REDIS_PORT: ${REDIS_PORT}

src/bot/__init__.py

@@ -2,6 +2,7 @@ __all__ = ["start_bot"]
 
 
 from aiogram import Bot, Dispatcher
+from aiogram.fsm.storage.redis import RedisStorage
 from loguru import logger as loguru_logger
 from redis.asyncio.client import Redis
 from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker
@@ -26,7 +27,9 @@ async def start_bot(
     """
     bot = Bot(bot_token)
 
-    dispatcher = Dispatcher()
+    dispatcher = Dispatcher(
+        storage=RedisStorage(redis=redis_client),
+    )
 
     include_routers(dispatcher)
     loguru_logger.debug("Routers have been successfully included.")

src/config/utils.py

@@ -28,6 +28,26 @@ class Settings(BaseSettings):
     The .env file is located in the project root.
 
     Env Vars:
+        postgres_host (str):
+         PostgreSQL host name.
+         Defaults to "postgres".
+        postgres_port (int):
+         PostgreSQL port.
+         Defaults to 5432.
+        postgres_user (str):
+         PostgreSQL user name.
+        postgres_pass (str):
+         PostgreSQL user password.
+        postgres_name (str):
+         PostgreSQL database name.
+
+        redis_host (str):
+         Redis host name.
+         Defaults to "redis"
+        redis_port (int):
+         Redis port.
+         Defaults to 6379.
+
         bot_token (str):
          Telegram API bot token.
         listen_logging (bool):
@@ -51,12 +71,16 @@ class Settings(BaseSettings):
 
     @property
     def database_url(self):
+        """Get PostgreSQL database url."""
         return (
             f"postgresql+asyncpg://{self.postgres_user}:"
             f"{self.postgres_pass}@{self.postgres_host}:"
             f"{self.postgres_port}/{self.postgres_name}"
         )
 
+    redis_host: str = Field(frozen=True, default="redis")
+    redis_port: int = Field(frozen=True, default=6379)
+
     bot_token: str = Field(frozen=True)
 
     listen_logging: bool = Field(

src/main.py

@@ -3,7 +3,7 @@ import asyncio
 from bot import start_bot
 from config import configure_logger, settings
 from database import create_db, create_session
-from redis_client import client
+from redis_client import get_redis_client
 
 
 def main() -> None:
@@ -24,10 +24,15 @@ def main() -> None:
     # FIXME: Add argument for create/drop db.
     asyncio.run(create_db())
 
+    redis_client = get_redis_client(
+        host=settings.redis_host,
+        port=settings.redis_port,
+    )
+
     asyncio.run(
         start_bot(
             bot_token=settings.bot_token,
-            redis_client=client,
+            redis_client=redis_client,
             database_session=session,
         )
     )

src/redis_client/__init__.py

@@ -1,7 +1,23 @@
-__all__ = ["client"]
+__all__ = ["get_redis_client"]
 
 
 from redis.asyncio.client import Redis
 
-# TODO: Add redis client.
-client: Redis = ...
+
+def get_redis_client(host: str, port: int) -> Redis:
+    """
+    Get async redis client.
+
+    Args:
+        host (str): redis host.
+        port (int): redis port.
+
+    Returns:
+        Redis: async redis client.
+    """
+    client = Redis(
+        host=host,
+        port=port,
+    )
+
+    return client