Django Verification

# Verify Python version
python --version  # Should match project requirements

# Check virtual environment
which python
pip list --outdated

# Verify environment variables
python -c "import os; import environ; print('DJANGO_SECRET_KEY set' if os.environ.get('DJANGO_SECRET_KEY') else 'MISSING: DJANGO_SECRET_KEY')"

# Type checking
mypy . --config-file pyproject.toml

# Linting with ruff
ruff check . --fix

# Formatting with black
black . --check
black .  # Auto-fix

# Import sorting
isort . --check-only
isort .  # Auto-fix

# Django-specific checks
python manage.py check --deploy

# Check for unapplied migrations
python manage.py showmigrations

# Create missing migrations
python manage.py makemigrations --check

# Dry-run migration application
python manage.py migrate --plan

# Apply migrations (test environment)
python manage.py migrate

# Check for migration conflicts
python manage.py makemigrations --merge  # Only if conflicts exist

# Run all tests with pytest
pytest --cov=apps --cov-report=html --cov-report=term-missing --reuse-db

# Run specific app tests
pytest apps/users/tests/

# Run with markers
pytest -m "not slow"  # Skip slow tests
pytest -m integration  # Only integration tests

# Coverage report
open htmlcov/index.html

# Dependency vulnerabilities
pip-audit
safety check --full-report

# Django security checks
python manage.py check --deploy

# Bandit security linter
bandit -r . -f json -o bandit-report.json

# Secret scanning (if gitleaks is installed)
gitleaks detect --source . --verbose

# Environment variable check
python -c "from django.core.exceptions import ImproperlyConfigured; from django.conf import settings; settings.DEBUG"

# Check for model issues
python manage.py check

# Collect static files
python manage.py collectstatic --noinput --clear

# Create superuser (if needed for tests)
echo "from apps.users.models import User; User.objects.create_superuser('admin@example.com', 'admin')" | python manage.py shell

# Database integrity
python manage.py check --database default

# Cache verification (if using Redis)
python -c "from django.core.cache import cache; cache.set('test', 'value', 10); print(cache.get('test'))"

# Django Debug Toolbar output (check for N+1 queries)
# Run in dev mode with DEBUG=True and access a page
# Look for duplicate queries in SQL panel

# Query count analysis
django-admin debugsqlshell  # If django-debug-sqlshell installed

# Check for missing indexes
python manage.py shell << EOF
from django.db import connection
with connection.cursor() as cursor:
    cursor.execute("SELECT table_name, index_name FROM information_schema.statistics WHERE table_schema = 'public'")
    print(cursor.fetchall())
EOF

# Check for npm dependencies (if using npm)
npm audit
npm audit fix

# Build static files (if using webpack/vite)
npm run build

# Verify static files
ls -la staticfiles/
python manage.py findstatic css/style.css

# Run in Python shell to verify settings
python manage.py shell << EOF
from django.conf import settings
import os

# Critical checks
checks = {
    'DEBUG is False': not settings.DEBUG,
    'SECRET_KEY set': bool(settings.SECRET_KEY and len(settings.SECRET_KEY) > 30),
    'ALLOWED_HOSTS set': len(settings.ALLOWED_HOSTS) > 0,
    'HTTPS enabled': getattr(settings, 'SECURE_SSL_REDIRECT', False),
    'HSTS enabled': getattr(settings, 'SECURE_HSTS_SECONDS', 0) > 0,
    'Database configured': settings.DATABASES['default']['ENGINE'] != 'django.db.backends.sqlite3',
}

for check, result in checks.items():
    status = '✓' if result else '✗'
    print(f"{status} {check}")
EOF

# Test logging output
python manage.py shell << EOF
import logging
logger = logging.getLogger('django')
logger.warning('Test warning message')
logger.error('Test error message')
EOF

# Check log files (if configured)
tail -f /var/log/django/django.log

# Generate schema
python manage.py generateschema --format openapi-json > schema.json

# Validate schema
# Check if schema.json is valid JSON
python -c "import json; json.load(open('schema.json'))"

# Access Swagger UI (if using drf-yasg)
# Visit http://localhost:8000/swagger/ in browser

# Show diff statistics
git diff --stat

# Show actual changes
git diff

# Show changed files
git diff --name-only

# Check for common issues
git diff | grep -i "todo\|fixme\|hack\|xxx"
git diff | grep "print("  # Debug statements
git diff | grep "DEBUG = True"  # Debug mode
git diff | grep "import pdb"  # Debugger

DJANGO 验证报告
==========================

阶段 1：环境检查
  ✓ Python 3.11.5
  ✓ 虚拟环境已激活
  ✓ 所有环境变量已设置

阶段 2：代码质量
  ✓ mypy: 无类型错误
  ✗ ruff: 发现 3 个问题（已自动修复）
  ✓ black: 无格式问题
  ✓ isort: 导入已正确排序
  ✓ manage.py check: 无问题

阶段 3：数据库迁移
  ✓ 无未应用的迁移
  ✓ 无迁移冲突
  ✓ 所有模型均有对应的迁移文件

阶段 4：测试与覆盖率
  测试：247 通过，0 失败，5 跳过
  覆盖率：
    总计：87%
    users: 92%
    products: 89%
    orders: 85%
    payments: 91%

阶段 5：安全扫描
  ✗ pip-audit: 发现 2 个漏洞（需要修复）
  ✓ safety check: 无问题
  ✓ bandit: 无安全问题
  ✓ 未检测到密钥泄露
  ✓ DEBUG = False

阶段 6：Django 命令
  ✓ collectstatic 完成
  ✓ 数据库完整性正常
  ✓ 缓存后端可访问

阶段 7：性能
  ✓ 未检测到 N+1 查询
  ✓ 数据库索引已配置
  ✓ 查询数量可接受

阶段 8：静态资源
  ✓ npm audit: 无漏洞
  ✓ 资源构建成功
  ✓ 静态文件已收集

阶段 9：配置
  ✓ DEBUG = False
  ✓ SECRET_KEY 已配置
  ✓ ALLOWED_HOSTS 已设置
  ✓ HTTPS 已启用
  ✓ HSTS 已启用
  ✓ 数据库已配置

阶段 10：日志
  ✓ 日志配置完成
  ✓ 日志文件可写入

阶段 11：API 文档
  ✓ 架构已生成
  ✓ Swagger UI 可访问

阶段 12：差异审查
  文件变更：12
  行数变化：+450, -120
  ✓ 无调试语句
  ✓ 无硬编码密钥
  ✓ 包含迁移文件

建议：WARNING: 部署前修复 pip-audit 发现的漏洞

后续步骤：
1. 更新存在漏洞的依赖项
2. 重新运行安全扫描
3. 部署到预发布环境进行最终测试

# .github/workflows/django-verification.yml
name: Django Verification

on: [push, pull_request]

jobs:
  verify:
    runs-on: ubuntu-latest
    services:
      postgres:
        image: postgres:14
        env:
          POSTGRES_PASSWORD: postgres
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5

    steps:
      - uses: actions/checkout@v3

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.11'

      - name: Cache pip
        uses: actions/cache@v3
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}

      - name: Install dependencies
        run: |
          pip install -r requirements.txt
          pip install ruff black mypy pytest pytest-django pytest-cov bandit safety pip-audit

      - name: Code quality checks
        run: |
          ruff check .
          black . --check
          isort . --check-only
          mypy .

      - name: Security scan
        run: |
          bandit -r . -f json -o bandit-report.json
          safety check --full-report
          pip-audit

      - name: Run tests
        env:
          DATABASE_URL: postgres://postgres:postgres@localhost:5432/test
          DJANGO_SECRET_KEY: test-secret-key
        run: |
          pytest --cov=apps --cov-report=xml --cov-report=term-missing

      - name: Upload coverage
        uses: codecov/codecov-action@v3