refactor: Final attempt with pure python gateway

Dockerfile

@@ -1,30 +1,16 @@
 FROM python:3.9-slim
 
-# Install nginx and supervisor
-RUN apt-get update && apt-get install -y nginx supervisor
-
-# === 关键修正: 创建 Supervisor 日志目录以防止静默启动失败 ===
-RUN mkdir -p /var/log/supervisor
-
-# Set working directory
 WORKDIR /app
 
-# Copy and install Python dependencies first
-COPY ./requirements.txt /app/requirements.txt
+COPY ./requirements.txt /app/
 RUN pip install --no-cache-dir --upgrade -r /app/requirements.txt
 
-# Copy application code
-COPY ./*.py /app/
-
-# Copy configurations to their standard system locations
-COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
-COPY nginx.conf /etc/nginx/nginx.conf
+COPY . /app/
 
-# === 关键修正: 确保工作目录权限正确 ===
-RUN chown -R www-data:www-data /app
+# 赋予启动脚本可执行权限
+RUN chmod +x run.sh
 
-# Expose the single public port for Nginx
 EXPOSE 7860
 
-# Start supervisor using its default configuration path
-CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/supervisord.conf"]
+# 将启动脚本作为容器的主命令
+CMD ["/bin/bash", "./run.sh"]

README.md

@@ -1,12 +1,12 @@
 ---
-title: Multi-Service GenAI API (DEBUG MODE)
-emoji: 🐞
-colorFrom: yellow
-colorTo: red
+title: Ultimate Debug v2 (Pure Python)
+emoji: ✅
+colorFrom: green
+colorTo: blue
 sdk: docker
 pinned: false
 ---
-This Space is in debug mode. Service `api_56` is temporarily disabled to isolate potential issues.
+This is a minimal multi-service setup using a pure Python gateway.
 
 - Access service 2 at `/api_61/`
 - Access service 3 at `/api_64/`

app_7856.py

@@ -1,17 +0,0 @@
-from fastapi import FastAPI, HTTPException
-from pydantic import BaseModel
-import google.generativeai as genai
-import os
-# genai.configure(api_key=os.environ.get("GOOGLE_API_KEY"))
-genai.configure(api_key="YOUR_GOOGLE_API_KEY_HERE")
-model = genai.GenerativeModel('gemini-pro')
-app = FastAPI()
-class ChatRequest(BaseModel):
-    prompt: str
-@app.post("/chat")
-async def chat_handler(request: ChatRequest):
-    try:
-        response = model.generate_content(request.prompt)
-        return {"response": response.text}
-    except Exception as e:
-        raise HTTPException(status_code=500, detail=str(e))

app_7861.py

@@ -2,4 +2,4 @@ from fastapi import FastAPI
 app = FastAPI()
 @app.get("/")
 def read_root():
-    return {"message": "This is Service #2 on Port 7861 (Debug Mode)"}
+    return {"message": "Response from Service #2 on Port 7861"}

app_7864.py

@@ -2,4 +2,4 @@ from fastapi import FastAPI
 app = FastAPI()
 @app.get("/")
 def read_root():
-    return {"message": "This is Service #3 on Port 7864 (Debug Mode)"}
+    return {"message": "Response from Service #3 on Port 7864"}

gateway.py

@@ -0,0 +1,48 @@
+import httpx
+from fastapi import FastAPI, Request, Response
+
+app = FastAPI()
+
+# 定义服务名称到其内部地址的映射
+SERVICE_MAP = {
+    "api_61": "http://127.0.0.1:7861",
+    "api_64": "http://127.0.0.1:7864",
+}
+
+@app.api_route("/{service_path:path}")
+async def reverse_proxy(request: Request, service_path: str):
+    # 从 URL 路径中解析出服务名称
+    # e.g., /api_61/some/other/path -> "api_61"
+    path_parts = service_path.split('/')
+    service_name = path_parts[0]
+
+    if service_name in SERVICE_MAP:
+        service_url = SERVICE_MAP[service_name]
+        
+        # 重新构建指向内部服务的完整 URL
+        rest_of_path = "/".join(path_parts[1:])
+        target_url = f"{service_url}/{rest_of_path}"
+
+        # 使用 httpx 异步转发请求
+        async with httpx.AsyncClient() as client:
+            backend_request = client.build_request(
+                method=request.method,
+                url=target_url,
+                headers=request.headers,
+                params=request.query_params,
+                content=await request.body()
+            )
+            
+            # 发送请求到后端服务
+            try:
+                backend_response = await client.send(backend_request, timeout=300.0)
+                # 将后端服务的响应原样返回给客户端
+                return Response(
+                    content=backend_response.content,
+                    status_code=backend_response.status_code,
+                    headers=dict(backend_response.headers),
+                )
+            except httpx.ConnectError as e:
+                 return Response(content=f"Could not connect to service '{service_name}'. Is it running?", status_code=502)
+
+    return Response(content=f"Service '{service_name}' not found.", status_code=404)

nginx.conf

@@ -1,33 +0,0 @@
-user www-data;
-worker_processes auto;
-pid /run/nginx.pid;
-include /etc/nginx/modules-enabled/*.conf;
-
-events {
-    worker_connections 768;
-}
-
-http {
-    server {
-        listen 7860;
-        server_name localhost;
-
-        client_max_body_size 50M;
-        proxy_connect_timeout 300s;
-        proxy_read_timeout 300s;
-        proxy_send_timeout 300s;
-
-        # 注意：/api_56/ 的路由仍然保留，但会返回 502 Bad Gateway，这是正常的
-        location /api_56/ {
-            proxy_pass http://127.0.0.1:7856/;
-        }
-
-        location /api_61/ {
-            proxy_pass http://127.0.0.1:7861/;
-        }
-
-        location /api_64/ {
-            proxy_pass http://127.0.0.1:7864/;
-        }
-    }
-}

requirements.txt

@@ -1,3 +1,3 @@
 fastapi
 uvicorn
-google-generativeai
+httpx

run.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+# 在后台启动所有子服务
+echo "Starting background services..."
+uvicorn app_7861:app --host 0.0.0.0 --port 7861 &
+uvicorn app_7864:app --host 0.0.0.0 --port 7864 &
+
+# 在前台启动主网关服务，这个进程将保持容器运行
+echo "Starting main gateway on port 7860..."
+uvicorn gateway:app --host 0.0.0.0 --port 7860

supervisord.conf

@@ -1,48 +0,0 @@
-[supervisord]
-nodaemon=true
-logfile=/var/log/supervisor/supervisord.log
-pidfile=/var/run/supervisord.pid
-
-[program:nginx]
-command=/usr/sbin/nginx -g 'daemon off;'
-user=root
-autostart=true
-autorestart=true
-stdout_logfile=/dev/stdout
-stdout_logfile_maxbytes=0
-stderr_logfile=/dev/stderr
-stderr_logfile_maxbytes=0
-
-; === FOR DEBUGGING: The following service is temporarily disabled ===
-;[program:app_7856]
-;command=uvicorn app_7856:app --host 0.0.0.0 --port 7856
-;directory=/app
-;user=root
-;autostart=true
-;autorestart=true
-;stdout_logfile=/dev/stdout
-;stdout_logfile_maxbytes=0
-;stderr_logfile=/dev/stderr
-;stderr_logfile_maxbytes=0
-
-[program:app_7861]
-command=uvicorn app_7861:app --host 0.0.0.0 --port 7861
-directory=/app
-user=root
-autostart=true
-autorestart=true
-stdout_logfile=/dev/stdout
-stdout_logfile_maxbytes=0
-stderr_logfile=/dev/stderr
-stderr_logfile_maxbytes=0
-
-[program:app_7864]
-command=uvicorn app_7864:app --host 0.0.0.0 --port 7864
-directory=/app
-user=root
-autostart=true
-autorestart=true
-stdout_logfile=/dev/stdout
-stdout_logfile_maxbytes=0
-stderr_logfile=/dev/stderr
-stderr_logfile_maxbytes=0