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Update app.py
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app.py
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# app.py
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import gradio as gr
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def my_tool(q: str, dev_token: str, request: gr.Request) -> str:
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# 1) MCP/HTTP
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auth = request.headers.get("authorization")
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# 2)
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if not auth and dev_token:
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auth = f"Bearer {dev_token.strip()}"
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# 3)
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if not auth:
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else:
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with gr.Blocks() as demo:
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gr.Markdown("### Gradio MCP
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q = gr.Textbox(label="Query")
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dev_token = gr.Textbox(
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label="API Token (開発用オプション)",
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type="password",
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placeholder="sk_xxx / hf_xxx"
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)
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out = gr.Textbox(label="Result")
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run = gr.Button("Run")
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run.click(my_tool, inputs=[q, dev_token], outputs=[out])
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# app.py
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import os
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import gradio as gr
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# --- コア処理(ここに本来のツール処理を書く) ---
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def handle_request(q: str, user_label: str) -> str:
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# 実際にはここから外部API呼び出し・DB操作などを行う
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return f"[{user_label}] You said: {q}"
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# --- 認証+実行:キーが無いときは guest ---
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def my_tool(q: str, dev_token: str, request: gr.Request) -> str:
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# 1) MCP/HTTPのAuthorizationヘッダ
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auth = request.headers.get("authorization")
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# 2) UIのトークン入力(開発用)
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if not auth and dev_token:
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auth = f"Bearer {dev_token.strip()}"
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# 3) 環境変数(任意の開発用)
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if not auth:
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env_token = os.getenv("DEMO_TOKEN", "").strip()
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if env_token:
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auth = f"Bearer {env_token}"
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# ラベル決定(guest or user)
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if not auth or not auth.lower().startswith("bearer "):
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user_label = "guest"
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else:
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token = auth.split(" ", 1)[1].strip()
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short = token[:6] + "..." if len(token) > 6 else token
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user_label = f"user:{short}"
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# ここから本来の処理へ
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return handle_request(q, user_label)
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# ---- Gradio UI ----
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examples = [
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["Hello world", ""], # 1) guest
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["Check my status", "sk_test_123456"], # 2) ダミーAPIキー
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["Fetch HF data", "hf_dummy_token_abcdef"], # 3) HFトークン例
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]
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with gr.Blocks() as demo:
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gr.Markdown("### Gradio MCP 認証デモ(キー無し=guest)")
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q = gr.Textbox(label="Query", placeholder="Type something")
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dev_token = gr.Textbox(
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label="API Token (開発用オプション)",
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type="password",
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placeholder="sk_xxx / hf_xxx"
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)
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out = gr.Textbox(label="Result", lines=3)
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run = gr.Button("Run")
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run.click(my_tool, inputs=[q, dev_token], outputs=[out])
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gr.Examples(
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examples=examples,
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inputs=[q, dev_token],
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outputs=[out],
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fn=my_tool,
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cache_examples=False,
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)
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# MCPサーバを同時起動(SSEは非推奨。/gradio_api/mcp/ を使用)
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demo.launch(
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mcp_server=True,
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ssr_mode=True, # SSRログの⚡表示用(不要ならFalse)
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server_name="0.0.0.0",
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server_port=int(os.getenv("PORT", "7860")),
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)
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