94 lines
2.8 KiB
Python
94 lines
2.8 KiB
Python
"""
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Renderer (L1) management routes for L2 server.
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L1 servers are configured via environment variable L1_SERVERS.
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Users connect to renderers to create and run recipes.
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"""
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import logging
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from typing import Optional
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import requests
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from fastapi import APIRouter, Request, Depends, HTTPException
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from fastapi.responses import HTMLResponse, RedirectResponse
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from artdag_common import render
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from artdag_common.middleware import wants_html, wants_json
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from ..config import settings
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from ..dependencies import get_templates, require_auth, get_user_from_cookie
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router = APIRouter()
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logger = logging.getLogger(__name__)
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def check_renderer_health(url: str, timeout: float = 5.0) -> bool:
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"""Check if a renderer is healthy."""
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try:
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resp = requests.get(f"{url}/", timeout=timeout)
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return resp.status_code == 200
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except Exception:
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return False
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@router.get("")
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async def list_renderers(request: Request):
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"""List configured L1 renderers."""
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# Get user if logged in
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username = get_user_from_cookie(request)
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user = None
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if username:
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# Get token for connection links
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token = request.cookies.get("auth_token", "")
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user = {"username": username, "token": token}
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# Build server list with health status
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servers = []
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for url in settings.l1_servers:
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servers.append({
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"url": url,
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"healthy": check_renderer_health(url),
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})
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if wants_json(request):
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return {"servers": servers}
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templates = get_templates(request)
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return render(templates, "renderers/list.html", request,
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servers=servers,
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user=user,
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active_tab="renderers",
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)
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@router.get("/{path:path}")
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async def renderer_catchall(path: str, request: Request):
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"""Catch-all for invalid renderer URLs - redirect to list."""
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if wants_json(request):
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raise HTTPException(404, "Not found")
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return RedirectResponse(url="/renderers", status_code=302)
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@router.post("")
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@router.post("/{path:path}")
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async def renderer_post_catchall(request: Request, path: str = ""):
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"""
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Catch-all for POST requests.
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The old API expected JSON POST to attach renderers.
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Now renderers are env-configured, so redirect to the list.
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"""
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if wants_json(request):
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return {
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"error": "Renderers are now configured via environment. See /renderers for available servers.",
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"servers": settings.l1_servers,
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}
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templates = get_templates(request)
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return render(templates, "renderers/list.html", request,
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servers=[{"url": url, "healthy": check_renderer_health(url)} for url in settings.l1_servers],
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user=get_user_from_cookie(request),
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error="Renderers are configured by the system administrator. Use the Connect button to access a renderer.",
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active_tab="renderers",
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)
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