Dockerizing the project

.dockerignore

@@ -0,0 +1,6 @@
+venv
+__pycache__
+*.pyc
+*.db
+.git
+.env

.gitignore

@@ -3,4 +3,5 @@ __pycache__
 .pytest_cache/
 venv/
 test.txt
-diff.txt
+diff.txt
+test.db

Dockerfile

@@ -0,0 +1,13 @@
+FROM python:3.12-slim
+
+WORKDIR /app
+
+COPY requirements.txt .
+
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+EXPOSE 8000
+
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]

README.md

@@ -30,4 +30,10 @@ python -m pytest --cov=app --cov-report=term-missing
 ```bash
 cd /opt/kjc/int/URL-shortener
 alembic revision --autogenerate -m "create urls table"
+```
+
+## Running project in Docker container
+```bash
+cd /opt/kjc/int/URL-shortener
+docker compose up --build
 ```

app/utils.py

@@ -1,9 +0,0 @@
-# app/utils.py
-
-import string
-import random
-
-def generate_short_code(length=6):
-    characters = string.ascii_letters + string.digits
-    return ''.join(random.choice(characters) for _ in range(length))
-    

docker-compose.yml

@@ -0,0 +1,30 @@
+version: "3.9"
+
+services:
+  db:
+    image: postgres:16
+    container_name: url_shortener_db
+    restart: always
+    environment:
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: postgres
+      POSTGRES_DB: url_db
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+
+  app:
+    build: .
+    container_name: url_shortener_app
+    depends_on:
+      - db
+    environment:
+      DATABASE_URL: postgresql+psycopg2://postgres:postgres@db:5432/url_db
+      BASE_URL: http://localhost:8000
+    ports:
+      - "8000:8000"
+    command: >
+      sh -c "alembic upgrade head &&
+             uvicorn app.main:app --host 0.0.0.0 --port 8000"
+
+volumes:
+  postgres_data:

requirements.txt

@@ -0,0 +1,9 @@
+fastapi==0.124.4
+uvicorn[standard]==0.33.0
+sqlalchemy==2.0.47
+psycopg2-binary==2.9.10
+alembic==1.14.1
+pydantic-settings==2.8.1
+
+pytest==8.3.5
+pytest-cov==5.0.0