89 lines
3.0 KiB
Python
89 lines
3.0 KiB
Python
"""HTTP client utilities for making requests to the backend API"""
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import aiohttp
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from typing import Optional
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import ssl
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import os
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def get_windows_host_ip() -> Optional[str]:
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"""
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Get the Windows host IP address when running in WSL.
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In WSL2, the Windows host IP is typically the first nameserver in /etc/resolv.conf.
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"""
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try:
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if os.path.exists("/etc/resolv.conf"):
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with open("/etc/resolv.conf", "r") as f:
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for line in f:
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if line.startswith("nameserver"):
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ip = line.split()[1]
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if ip not in ["127.0.0.1", "127.0.0.53"] and not ip.startswith("fe80"):
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return ip
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except Exception:
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pass
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return None
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def normalize_backend_url(url: str) -> str:
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"""
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Normalize backend URL for better compatibility, especially on WSL and Docker.
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"""
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if not ("localhost" in url or "127.0.0.1" in url):
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return url
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if os.path.exists("/.dockerenv"):
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print(f"Warning: Running in Docker but URL contains localhost: {url}")
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print("Please set BACKEND_URL environment variable in docker-compose.yml to use Docker service name (e.g., http://backend:8000/api/v1)")
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return url.replace("localhost", "127.0.0.1")
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try:
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if os.path.exists("/proc/version"):
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with open("/proc/version", "r") as f:
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version_content = f.read().lower()
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if "microsoft" in version_content:
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windows_ip = get_windows_host_ip()
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if windows_ip:
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if "localhost" in url or "127.0.0.1" in url:
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url = url.replace("localhost", windows_ip).replace("127.0.0.1", windows_ip)
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print(f"WSL detected: Using Windows host IP {windows_ip} for backend connection")
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return url
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except Exception as e:
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print(f"Warning: Could not detect WSL environment: {e}")
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if url.startswith("http://localhost") or url.startswith("https://localhost"):
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return url.replace("localhost", "127.0.0.1")
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return url
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def create_http_session(timeout: Optional[aiohttp.ClientTimeout] = None) -> aiohttp.ClientSession:
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"""
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Create a configured aiohttp ClientSession for backend API requests.
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Args:
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timeout: Optional timeout configuration. Defaults to 30 seconds total timeout.
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Returns:
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Configured aiohttp.ClientSession
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"""
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if timeout is None:
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timeout = aiohttp.ClientTimeout(total=30, connect=10)
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connector = aiohttp.TCPConnector(
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ssl=False,
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limit=100,
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limit_per_host=30,
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force_close=True,
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enable_cleanup_closed=True
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)
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ssl_context = ssl.create_default_context()
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ssl_context.check_hostname = False
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ssl_context.verify_mode = ssl.CERT_NONE
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return aiohttp.ClientSession(
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connector=connector,
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timeout=timeout,
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headers={
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"Content-Type": "application/json",
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"Accept": "application/json"
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}
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)
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