Task 11: Implement Deployment and Configuration

- Add production.py with security hardening and performance optimizations
  - Required environment variables for security (JWT, passwords, database)
  - Database connection pooling for PostgreSQL/MySQL
  - Security configurations and allowed hosts
  - Production logging and rotation settings
  - API rate limiting and performance tuning

- Add development.py with relaxed settings for local development
  - Defaults for development (SQLite, debug logging, auto-reload)
  - Higher rate limits and longer session timeouts
  - Dev credentials for easy local setup
  - Development database defaults

- Add environment configuration loader (__init__.py)
  - Automatic environment detection
  - Factory functions for lazy loading settings
  - Proper environment validation

- Add startup scripts (start.sh)
  - Bash script for starting application in any environment
  - Conda environment validation
  - Automatic directory creation
  - Environment file generation
  - Database initialization
  - Development vs production startup modes

- Add setup script (setup.py)
  - Python setup automation for environment initialization
  - Dependency installation
  - Environment file generation
  - Database initialization
  - Comprehensive validation and error handling

- Update requirements.txt with psutil dependency

All configurations follow project coding standards and include comprehensive
documentation, type hints, and error handling.
This commit is contained in:
2025-10-22 10:28:37 +02:00
parent 9e686017a6
commit 1637835fe6
9 changed files with 1354 additions and 479 deletions

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"""
Environment configuration loader for Aniworld application.
This module provides unified configuration loading based on the environment
(development, production, or testing). It automatically selects the appropriate
settings configuration based on the ENVIRONMENT variable.
"""
import os
from typing import Union
from .development import DevelopmentSettings, get_development_settings
from .production import ProductionSettings, get_production_settings
# Environment options
ENVIRONMENT = os.getenv("ENVIRONMENT", "development").lower()
# Valid environment values
VALID_ENVIRONMENTS = {"development", "production", "testing"}
if ENVIRONMENT not in VALID_ENVIRONMENTS:
raise ValueError(
f"Invalid ENVIRONMENT '{ENVIRONMENT}'. "
f"Must be one of: {VALID_ENVIRONMENTS}"
)
def get_settings() -> Union[DevelopmentSettings, ProductionSettings]:
"""
Get environment-specific settings.
Returns:
DevelopmentSettings: If ENVIRONMENT is 'development' or 'testing'
ProductionSettings: If ENVIRONMENT is 'production'
Raises:
ValueError: If ENVIRONMENT is not valid
Example:
>>> settings = get_settings()
>>> print(settings.log_level)
DEBUG
"""
if ENVIRONMENT in {"development", "testing"}:
return get_development_settings()
return get_production_settings()
# Singleton instance - loaded on first call
_settings_instance = None
def _get_settings_cached() -> Union[DevelopmentSettings, ProductionSettings]:
"""Get cached settings instance."""
global _settings_instance
if _settings_instance is None:
_settings_instance = get_settings()
return _settings_instance
# Re-export for convenience
__all__ = [
"get_settings",
"ENVIRONMENT",
"DevelopmentSettings",
"ProductionSettings",
"get_development_settings",
"get_production_settings",
]

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"""
Development environment configuration for Aniworld application.
This module provides development-specific settings including debugging,
hot-reloading, and relaxed security for local development.
Environment Variables:
JWT_SECRET_KEY: Secret key for JWT token signing (default: dev-secret)
PASSWORD_SALT: Salt for password hashing (default: dev-salt)
DATABASE_URL: Development database connection string (default: SQLite)
LOG_LEVEL: Logging level (default: DEBUG)
CORS_ORIGINS: Comma-separated list of allowed CORS origins
API_RATE_LIMIT: API rate limit per minute (default: 1000)
"""
from typing import List
from pydantic import Field, validator
from pydantic_settings import BaseSettings
class DevelopmentSettings(BaseSettings):
"""Development environment configuration settings."""
# ============================================================================
# Security Settings (Relaxed for Development)
# ============================================================================
jwt_secret_key: str = Field(
default="dev-secret-key-change-in-production",
env="JWT_SECRET_KEY"
)
"""JWT secret key (non-production value for development)."""
password_salt: str = Field(
default="dev-salt-change-in-production",
env="PASSWORD_SALT"
)
"""Password salt (non-production value for development)."""
master_password_hash: str = Field(
default="$2b$12$wP0KBVbJKVAb8CdSSXw0NeGTKCk"
"bw4fSAFXIqR2/wDqPSEBn9w7lS",
env="MASTER_PASSWORD_HASH"
)
"""Hash of the master password (dev: 'password')."""
master_password: str = Field(default="password", env="MASTER_PASSWORD")
"""Master password for development (NEVER use in production)."""
allowed_hosts: List[str] = Field(
default=["localhost", "127.0.0.1", "*"], env="ALLOWED_HOSTS"
)
"""Allowed hosts (permissive for development)."""
cors_origins: str = Field(default="*", env="CORS_ORIGINS")
"""CORS origins (allow all for development)."""
# ============================================================================
# Database Settings
# ============================================================================
database_url: str = Field(
default="sqlite:///./data/aniworld_dev.db",
env="DATABASE_URL"
)
"""Development database URL (SQLite by default)."""
database_pool_size: int = Field(default=5, env="DATABASE_POOL_SIZE")
"""Database connection pool size."""
database_max_overflow: int = Field(default=10, env="DATABASE_MAX_OVERFLOW")
"""Maximum overflow connections for database pool."""
database_pool_recycle: int = Field(
default=3600, env="DATABASE_POOL_RECYCLE"
)
"""Recycle database connections every N seconds."""
# ============================================================================
# API Settings
# ============================================================================
api_rate_limit: int = Field(default=1000, env="API_RATE_LIMIT")
"""API rate limit per minute (relaxed for development)."""
api_timeout: int = Field(default=60, env="API_TIMEOUT")
"""API request timeout in seconds (longer for debugging)."""
# ============================================================================
# Logging Settings
# ============================================================================
log_level: str = Field(default="DEBUG", env="LOG_LEVEL")
"""Logging level (DEBUG for detailed output)."""
log_file: str = Field(default="logs/development.log", env="LOG_FILE")
"""Path to development log file."""
log_rotation_size: int = Field(default=5_242_880, env="LOG_ROTATION_SIZE")
"""Log file rotation size in bytes (default: 5MB)."""
log_retention_days: int = Field(default=7, env="LOG_RETENTION_DAYS")
"""Number of days to retain log files."""
# ============================================================================
# Performance Settings
# ============================================================================
workers: int = Field(default=1, env="WORKERS")
"""Number of Uvicorn worker processes (single for development)."""
worker_timeout: int = Field(default=120, env="WORKER_TIMEOUT")
"""Worker timeout in seconds."""
max_request_size: int = Field(default=104_857_600, env="MAX_REQUEST_SIZE")
"""Maximum request body size in bytes (default: 100MB)."""
session_timeout_hours: int = Field(
default=168, env="SESSION_TIMEOUT_HOURS"
)
"""Session timeout in hours (longer for development)."""
# ============================================================================
# Provider Settings
# ============================================================================
default_provider: str = Field(
default="aniworld.to", env="DEFAULT_PROVIDER"
)
"""Default content provider."""
provider_timeout: int = Field(default=60, env="PROVIDER_TIMEOUT")
"""Provider request timeout in seconds (longer for debugging)."""
provider_retries: int = Field(default=1, env="PROVIDER_RETRIES")
"""Number of retry attempts for provider requests."""
# ============================================================================
# Download Settings
# ============================================================================
max_concurrent_downloads: int = Field(
default=1, env="MAX_CONCURRENT_DOWNLOADS"
)
"""Maximum concurrent downloads (limited for development)."""
download_timeout: int = Field(default=7200, env="DOWNLOAD_TIMEOUT")
"""Download timeout in seconds (default: 2 hours)."""
# ============================================================================
# Application Paths
# ============================================================================
anime_directory: str = Field(
default="/tmp/aniworld_dev", env="ANIME_DIRECTORY"
)
"""Directory where anime is stored (development default)."""
temp_directory: str = Field(
default="/tmp/aniworld_dev/temp", env="TEMP_DIRECTORY"
)
"""Temporary directory for downloads and cache."""
# ============================================================================
# Validators
# ============================================================================
@validator("log_level")
@classmethod
def validate_log_level(cls, v: str) -> str:
"""Validate log level is valid."""
valid_levels = {"DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"}
if v.upper() not in valid_levels:
raise ValueError(
f"Invalid log level '{v}'. Must be one of: {valid_levels}"
)
return v.upper()
@validator("cors_origins")
@classmethod
def parse_cors_origins(cls, v: str) -> str:
"""Parse comma-separated CORS origins."""
if not v:
return "http://localhost,http://127.0.0.1"
return v
# ============================================================================
# Configuration
# ============================================================================
class Config:
"""Pydantic config."""
env_file = ".env.development"
extra = "ignore"
case_sensitive = False
# ============================================================================
# Properties
# ============================================================================
@property
def parsed_cors_origins(self) -> List[str]:
"""Get parsed CORS origins as list."""
if not self.cors_origins or self.cors_origins == "*":
return ["*"]
return [origin.strip() for origin in self.cors_origins.split(",")]
@property
def is_production(self) -> bool:
"""Check if running in production mode."""
return False
@property
def debug_enabled(self) -> bool:
"""Check if debug mode is enabled."""
return True
@property
def reload_enabled(self) -> bool:
"""Check if auto-reload is enabled."""
return True
def get_development_settings() -> DevelopmentSettings:
"""
Get development settings instance.
This is a factory function that should be called when settings are needed.
Returns:
DevelopmentSettings instance configured from environment variables
"""
return DevelopmentSettings()
# Export factory for backward compatibility
development_settings = DevelopmentSettings()

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"""
Production environment configuration for Aniworld application.
This module provides production-specific settings including security hardening,
performance optimizations, and operational configurations.
Environment Variables:
JWT_SECRET_KEY: Secret key for JWT token signing (REQUIRED)
PASSWORD_SALT: Salt for password hashing (REQUIRED)
DATABASE_URL: Production database connection string
LOG_LEVEL: Logging level (default: WARNING)
CORS_ORIGINS: Comma-separated list of allowed CORS origins
API_RATE_LIMIT: API rate limit per minute (default: 60)
WORKERS: Number of Uvicorn worker processes (default: 4)
WORKER_TIMEOUT: Worker timeout in seconds (default: 120)
"""
from typing import List
from pydantic import Field, validator
from pydantic_settings import BaseSettings
class ProductionSettings(BaseSettings):
"""Production environment configuration settings."""
# ============================================================================
# Security Settings
# ============================================================================
jwt_secret_key: str = Field(..., env="JWT_SECRET_KEY")
"""Secret key for JWT token signing. MUST be set in production."""
password_salt: str = Field(..., env="PASSWORD_SALT")
"""Salt for password hashing. MUST be set in production."""
master_password_hash: str = Field(..., env="MASTER_PASSWORD_HASH")
"""Hash of the master password for authentication."""
allowed_hosts: List[str] = Field(
default=["*"], env="ALLOWED_HOSTS"
)
"""List of allowed hostnames for CORS and security checks."""
cors_origins: str = Field(default="", env="CORS_ORIGINS")
"""Comma-separated list of allowed CORS origins."""
# ============================================================================
# Database Settings
# ============================================================================
database_url: str = Field(
default="postgresql://user:password@localhost/aniworld",
env="DATABASE_URL"
)
"""Database connection URL. Defaults to PostgreSQL for production."""
database_pool_size: int = Field(default=20, env="DATABASE_POOL_SIZE")
"""Database connection pool size."""
database_max_overflow: int = Field(default=10, env="DATABASE_MAX_OVERFLOW")
"""Maximum overflow connections for database pool."""
database_pool_recycle: int = Field(
default=3600, env="DATABASE_POOL_RECYCLE"
)
"""Recycle database connections every N seconds."""
# ============================================================================
# API Settings
# ============================================================================
api_rate_limit: int = Field(default=60, env="API_RATE_LIMIT")
"""API rate limit per minute per IP address."""
api_timeout: int = Field(default=30, env="API_TIMEOUT")
"""API request timeout in seconds."""
# ============================================================================
# Logging Settings
# ============================================================================
log_level: str = Field(default="WARNING", env="LOG_LEVEL")
"""Logging level (DEBUG, INFO, WARNING, ERROR, CRITICAL)."""
log_file: str = Field(default="logs/production.log", env="LOG_FILE")
"""Path to production log file."""
log_rotation_size: int = Field(default=10_485_760, env="LOG_ROTATION_SIZE")
"""Log file rotation size in bytes (default: 10MB)."""
log_retention_days: int = Field(default=30, env="LOG_RETENTION_DAYS")
"""Number of days to retain log files."""
# ============================================================================
# Performance Settings
# ============================================================================
workers: int = Field(default=4, env="WORKERS")
"""Number of Uvicorn worker processes."""
worker_timeout: int = Field(default=120, env="WORKER_TIMEOUT")
"""Worker timeout in seconds."""
max_request_size: int = Field(default=104_857_600, env="MAX_REQUEST_SIZE")
"""Maximum request body size in bytes (default: 100MB)."""
session_timeout_hours: int = Field(default=24, env="SESSION_TIMEOUT_HOURS")
"""Session timeout in hours."""
# ============================================================================
# Provider Settings
# ============================================================================
default_provider: str = Field(
default="aniworld.to", env="DEFAULT_PROVIDER"
)
"""Default content provider."""
provider_timeout: int = Field(default=30, env="PROVIDER_TIMEOUT")
"""Provider request timeout in seconds."""
provider_retries: int = Field(default=3, env="PROVIDER_RETRIES")
"""Number of retry attempts for provider requests."""
# ============================================================================
# Download Settings
# ============================================================================
max_concurrent_downloads: int = Field(
default=3, env="MAX_CONCURRENT_DOWNLOADS"
)
"""Maximum concurrent downloads."""
download_timeout: int = Field(default=3600, env="DOWNLOAD_TIMEOUT")
"""Download timeout in seconds (default: 1 hour)."""
# ============================================================================
# Application Paths
# ============================================================================
anime_directory: str = Field(..., env="ANIME_DIRECTORY")
"""Directory where anime is stored."""
temp_directory: str = Field(default="/tmp/aniworld", env="TEMP_DIRECTORY")
"""Temporary directory for downloads and cache."""
# ============================================================================
# Validators
# ============================================================================
@validator("log_level")
@classmethod
def validate_log_level(cls, v: str) -> str:
"""Validate log level is valid."""
valid_levels = {"DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"}
if v.upper() not in valid_levels:
raise ValueError(
f"Invalid log level '{v}'. Must be one of: {valid_levels}"
)
return v.upper()
@validator("database_url")
@classmethod
def validate_database_url(cls, v: str) -> str:
"""Validate database URL is set and not SQLite."""
if not v or v.startswith("sqlite"):
raise ValueError(
"Production database must not use SQLite. "
"Use PostgreSQL or MySQL instead."
)
return v
@validator("cors_origins")
@classmethod
def parse_cors_origins(cls, v: str) -> str:
"""Parse comma-separated CORS origins."""
if not v:
return ""
return v
# ============================================================================
# Configuration
# ============================================================================
class Config:
"""Pydantic config."""
env_file = ".env.production"
extra = "ignore"
case_sensitive = False
# ============================================================================
# Properties
# ============================================================================
@property
def parsed_cors_origins(self) -> List[str]:
"""Get parsed CORS origins as list."""
if not self.cors_origins:
return ["http://localhost", "http://127.0.0.1"]
return [origin.strip() for origin in self.cors_origins.split(",")]
@property
def is_production(self) -> bool:
"""Check if running in production mode."""
return True
@property
def debug_enabled(self) -> bool:
"""Check if debug mode is enabled."""
return False
@property
def reload_enabled(self) -> bool:
"""Check if auto-reload is enabled."""
return False
def get_production_settings() -> ProductionSettings:
"""
Get production settings instance.
This is a factory function that should be called when settings are needed,
rather than instantiating at module level to avoid requiring all
environment variables at import time.
Returns:
ProductionSettings instance configured from environment variables
Raises:
ValidationError: If required environment variables are missing
"""
return ProductionSettings()