INNER CODE UNIT · Python

generate_jwt

datawhalechina/wow-fullstack · tutorial/FastAPI/第6章-FastAPI MCP/main.py:116

def generate_jwt(expiry_seconds: int = 900):
    current_time = int(time.time())
    
    # 构建标准JWT载荷
    payload = {
        'iat': current_time - 30,  # 颁发时间(提前30秒,避免时钟偏差问题)
        'exp': current_time + expiry_seconds,  # 过期时间
        'sub': PROJECT_ID  # 主题(项目ID)
    }
    
    # JWT头部
    headers = {
        'kid': KEY_ID  # 密钥ID
    }
    
    if PRIVATE_KEY is None:
        raise ValueError("JWT生成失败: 私钥未初始化或加载失败。")

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