[3.1-3.5] FAM-Edge 全链路 - API-Gateway/Video-Preprocessor/AI-Orchestrator/模型适配器(基类+Ollama+Gemini)/熔断器/JSON解析容错 + 配置

fam-edge/config/config.yaml.example

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+# FAM-Edge 配置文件 (Oracle 端)
+# 复制此文件为 config.yaml 并修改实际值
+
+# NAS 端回调地址
+nas:
+  webhook_url: "http://100.x.x.10:8000/api/core/callback/event"
+  media_base_url: "http://100.x.x.10:8000/media"
+  media_token: "xxx"
+
+# Oracle 端服务
+server:
+  host: "0.0.0.0"
+  port: 5000
+  max_concurrent_tasks: 1
+
+# 关键帧筛选参数
+video:
+  candidate_frames: 30        # 粗抽候选帧数
+  min_key_frames: 5           # 最少关键帧
+  max_key_frames: 8           # 最多关键帧
+  mse_threshold: 500          # 帧差阈值
+  jpeg_quality: 80
+  max_long_edge: 1024
+
+# 超时（秒）
+timeout:
+  download: 60
+  vlm_visual: 240             # 单模型视觉分析超时
+  vlm_fusion: 120
+  callback: 30
+  overall: 600
+
+# 模型清单（可扩展，新增模型只需在此数组加一项 + 实现适配器）
+models:
+  - provider: "ollama"
+    enabled: true
+    model_name: "llava-phi3"
+    base_url: "http://localhost:11434"
+    timeout: 240
+    circuit_breaker:
+      enabled: false            # 本地模型不启用熔断
+      threshold: 5
+      cooldown: 900
+
+  - provider: "gemini"
+    enabled: true
+    model_name: "gemini-1.5-flash"
+    api_key: "${GEMINI_API_KEY}"  # 从环境变量读取
+    timeout: 8
+    circuit_breaker:
+      enabled: true
+      threshold: 5
+      cooldown: 900
+
+  # v1.1 扩展示例（取消注释并填入 API Key 即启用）
+  # - provider: "openai"
+  #   enabled: false
+  #   model_name: "gpt-4o"
+  #   api_key: "${OPENAI_API_KEY}"
+  #   timeout: 30
+  #   circuit_breaker:
+  #     enabled: true
+  #     threshold: 5
+  #     cooldown: 900
+
+  # - provider: "nvidia"
+  #   enabled: false
+  #   model_name: "nvidia/llama-3.1-nemotron-70b-instruct"
+  #   api_key: "${NVIDIA_API_KEY}"
+  #   base_url: "https://integrate.api.nvidia.com/v1"
+  #   timeout: 30
+  #   circuit_breaker:
+  #     enabled: true
+  #     threshold: 5
+  #     cooldown: 900