AetherNo2332
4e2df72eeb
fix(cloud-agent): 工具失败归类与可行动字段
工具失败此前只有一句自然语言(tool_failed + text),无法区分"模型自己出的错"和真实的
权限/状态/上游问题:模型拿不到可自纠的反馈,排查时分不清该改提示词、改权限还是等上游。
- 新增 backend/internal/app/cloud_agent_tool_error_class.go:把失败归成
invalid_model_output(幻觉工具名;本轮契约之外、只被 contextScope 挡掉的调用)、
schema_error(缺必填字段/类型错/未知字段/非法 JSON)、state_conflict(画布在读取之后被改动)、
permission_violation(只读轮发起写入等真实授权边界)、upstream_failure(上游 4xx/5xx、
超时、媒体上游拒绝),其余归 tool_error。
- 每类附 retryable 与稳定的 requiredAction(fix_arguments / reread_canvas /
use_advertised_tools / ask_user / report_to_user),写进 tool_failed 的回执与载荷顶层。
只加标注:没有任何放行或拒绝逻辑读它。
- 缺必填字段的通用判定:各工具的校验点抛的多是普通 AppError,从错误类型看不出"模型漏了字段"。
现在用本轮实际暴露的 schema 的 required 与参数比对,命中即按参数契约错误处理(回传 schema 与
guidance 供模型自纠);只在业务侧确实按参数问题拒绝(400/422)时套用,已分类的参数错误不套壳。
- 幻觉工具名的拒绝文案更具体:过去一律"工具未获本轮权限授权",现在指向"不存在的工具 + 只使用
本轮工具表里列出的工具"。
- 前端工具卡失败时显示归类标签,比统一的"执行失败"更能说明下一步该做什么。
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