TradingAgents/cli/announcements.py

103 lines
3.1 KiB
Python

import getpass
import requests
from rich.console import Console
from rich.panel import Panel
from urllib.parse import urlparse
from cli.config import CLI_CONFIG
# Whitelist of allowed domains for announcements
ALLOWED_ANNOUNCEMENT_DOMAINS = {'api.tauric.ai', 'tauric.ai'}
ALLOWED_SCHEMES = {'https'}
def validate_announcement_url(url: str) -> bool:
"""Validate that announcement URL is safe and from allowed domain.
Args:
url: URL to validate
Returns:
True if valid
Raises:
ValueError: If URL is invalid or not allowed
"""
try:
parsed = urlparse(url)
except Exception as e:
raise ValueError(f"Invalid URL format: {e}")
# Check scheme
if parsed.scheme not in ALLOWED_SCHEMES:
raise ValueError(f"Only {ALLOWED_SCHEMES} schemes allowed, got: {parsed.scheme}")
# Check domain
if parsed.hostname not in ALLOWED_ANNOUNCEMENT_DOMAINS:
raise ValueError(
f"Domain not allowed. Permitted domains: {ALLOWED_ANNOUNCEMENT_DOMAINS}, "
f"got: {parsed.hostname}"
)
# Prevent localhost/internal IPs
if parsed.hostname in ('localhost', '127.0.0.1', '0.0.0.0') or \
parsed.hostname.startswith('192.168.') or \
parsed.hostname.startswith('10.') or \
parsed.hostname.startswith('172.'):
raise ValueError("Internal/localhost URLs not allowed")
return True
def fetch_announcements(url: str = None, timeout: float = None) -> dict:
"""Fetch announcements from endpoint. Returns dict with announcements and settings."""
endpoint = url or CLI_CONFIG["announcements_url"]
timeout = timeout or CLI_CONFIG["announcements_timeout"]
fallback = CLI_CONFIG["announcements_fallback"]
try:
# Validate URL before making request
validate_announcement_url(endpoint)
response = requests.get(endpoint, timeout=timeout)
response.raise_for_status()
data = response.json()
return {
"announcements": data.get("announcements", [fallback]),
"require_attention": data.get("require_attention", False),
}
except ValueError as e:
# URL validation failed - security issue
return {
"announcements": [f"[red]Security Error:[/red] {str(e)}", fallback],
"require_attention": False,
}
except Exception:
return {
"announcements": [fallback],
"require_attention": False,
}
def display_announcements(console: Console, data: dict) -> None:
"""Display announcements panel. Prompts for Enter if require_attention is True."""
announcements = data.get("announcements", [])
require_attention = data.get("require_attention", False)
if not announcements:
return
content = "\n".join(announcements)
panel = Panel(
content,
border_style="cyan",
padding=(1, 2),
title="Announcements",
)
console.print(panel)
if require_attention:
getpass.getpass("Press Enter to continue...")
else:
console.print()