RA.Aid/ra_aid/env.py

94 lines
3.4 KiB
Python

"""Environment validation utilities."""
import os
import sys
from dataclasses import dataclass
from typing import Tuple, List
from ra_aid import print_error
@dataclass
class ProviderConfig:
"""Configuration for a provider."""
key_name: str
base_required: bool = False
PROVIDER_CONFIGS = {
"anthropic": ProviderConfig("ANTHROPIC_API_KEY", base_required=True),
"openai": ProviderConfig("OPENAI_API_KEY", base_required=True),
"openrouter": ProviderConfig("OPENROUTER_API_KEY", base_required=True),
"openai-compatible": ProviderConfig("OPENAI_API_KEY", base_required=True),
}
def validate_environment(args) -> Tuple[bool, List[str]]:
"""Validate required environment variables and dependencies.
Args:
args: The parsed command line arguments containing:
- provider: The main LLM provider
- expert_provider: The expert LLM provider
Returns:
Tuple containing:
- bool: Whether expert mode is enabled
- List[str]: List of missing expert configuration items
Raises:
SystemExit: If required base environment variables are missing
"""
missing = []
provider = args.provider
expert_provider = args.expert_provider
# Check API keys based on provider configs
if provider in PROVIDER_CONFIGS:
config = PROVIDER_CONFIGS[provider]
if config.base_required and not os.environ.get(config.key_name):
missing.append(f'{config.key_name} environment variable is not set')
# Special case for openai-compatible needing base URL
if provider == "openai-compatible" and not os.environ.get('OPENAI_API_BASE'):
missing.append('OPENAI_API_BASE environment variable is not set')
expert_missing = []
if expert_provider in PROVIDER_CONFIGS:
config = PROVIDER_CONFIGS[expert_provider]
expert_key = f'EXPERT_{config.key_name}'
expert_key_missing = not os.environ.get(expert_key)
# Try fallback to base key if providers match
fallback_available = expert_provider == provider and os.environ.get(config.key_name)
if expert_key_missing and fallback_available:
os.environ[expert_key] = os.environ[config.key_name]
expert_key_missing = False
if expert_key_missing:
expert_missing.append(f'{expert_key} environment variable is not set')
# Special case for openai-compatible expert needing base URL
if expert_provider == "openai-compatible":
expert_base = 'EXPERT_OPENAI_API_BASE'
base_missing = not os.environ.get(expert_base)
base_fallback = expert_provider == provider and os.environ.get('OPENAI_API_BASE')
if base_missing and base_fallback:
os.environ[expert_base] = os.environ['OPENAI_API_BASE']
base_missing = False
if base_missing:
expert_missing.append(f'{expert_base} environment variable is not set')
# If main keys missing, we must exit immediately
if missing:
print_error("Missing required dependencies:")
for item in missing:
print_error(f"- {item}")
sys.exit(1)
# If expert keys missing, we disable expert tools instead of exiting
expert_enabled = True
if expert_missing:
expert_enabled = False
return expert_enabled, expert_missing