fix(gate): _gate_plan按(请求能力,模型能力)对规划门禁——显式t2i选中i2i或自动选型落到i2i且无媒体→t2i契约代码表判定;带媒体=真i2i走LLM层;修自动选型路径cap_req空不换算致LLM按i2i契约误拦(2026-09-08实测)
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@ -91,30 +91,45 @@ def _biz_media(biz, key):
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return bool(str(v or "").strip())
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def _degrade_gate_cap(cap, biz):
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"""能力降级门禁换算(2026-09-08,i2i→t2i / r2v→t2v)。
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def _gate_plan(cap_req, cap_model, biz):
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"""能力降级门禁规划(2026-09-08,i2i→t2i / r2v→t2v)。
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选中模型能力是降级源(i2i/r2v)但调用没带该能力必需的媒体输入时,
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说明任务实际是请求能力(t2i/t2v)形态——门禁按请求能力契约校验
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(只要 task 描述),否则 i2i 模型承接文生图任务会被「缺输入图」误拦。
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带了媒体输入 = 真 i2i/r2v 用法,契约不变。
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cap_req = 调用方显式指定的能力(空 = 自动选型,请求能力未知)。
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返回 (gate_cap, use_code_table):
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- 显式请求且 CAP_DEGRADE[cap_req]==cap_model(如 t2i 选中 i2i 模型)且未带
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模型能力必需媒体 → 契约=请求能力、代码表判定(LLM/模型技能层会按模型
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自身 i2i 契约误判,实测 2026-09-08 拦截合法文生图任务)
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- 自动选型(cap_req 空)且模型是降级源(i2i/r2v)且未带媒体 → 任务实为
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t2i/t2v 形态,契约=降级目标能力、代码表判定
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- 带媒体输入 → 真 i2i/r2v 用法,契约=模型能力,LLM 层
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- 其余 → 契约=显式请求能力(空则模型能力),LLM 层
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"""
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try:
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from pipeline_llm.selection import CAP_DEGRADE_SOURCE
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from pipeline_llm.selection import CAP_DEGRADE, CAP_DEGRADE_SOURCE
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except ImportError:
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return cap
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src = CAP_DEGRADE_SOURCE.get((cap or "").strip().lower())
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if not src:
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return cap
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for req in _CAP_REQUIRED.get(cap, ()):
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if req == "task":
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continue
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if req == "any_media":
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if not any(_biz_media(biz or {}, k) for k in _MEDIA_KEYS):
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return src
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elif not _biz_media(biz or {}, req):
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return src
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return cap
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return (cap_req or cap_model or ''), False
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cap_req = (cap_req or '').strip().lower()
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cap_model = (cap_model or '').strip().lower()
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def _no_media():
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for req in _CAP_REQUIRED.get(cap_model, ()):
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if req == 'task':
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continue
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if req == 'any_media':
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if not any(_biz_media(biz or {}, k) for k in _MEDIA_KEYS):
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return True
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elif not _biz_media(biz or {}, req):
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return True
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return False
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if cap_req:
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if CAP_DEGRADE.get(cap_req) == cap_model and _no_media():
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return cap_req, True
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return cap_req, False
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src = CAP_DEGRADE_SOURCE.get(cap_model)
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if src and _no_media():
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return src, True
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return (cap_model or ''), False
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def _check_completeness_code(capability, task, biz):
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@ -381,12 +396,10 @@ async def tool_invoke_model(params, org_id, user_id=""):
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# capability/description 未显式给出时按选中模型反查。
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desc = ""
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cap2, desc = await _resolve_capability(model, org_id)
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cap = cap or cap2
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# 能力降级门禁换算:i2i/r2v 模型无媒体输入时按 t2i/t2v 契约校验
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cap_gate = _degrade_gate_cap(cap, biz)
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if cap_gate != (cap or "").strip().lower():
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# 降级执行:契约是确定性规则,直接代码表判定——LLM/模型技能层会按
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# 模型自身能力(i2i 要源图)误判,实测 2026-09-08 拦截了合法文生图任务
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cap_req = cap or cap2
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# 能力降级门禁规划:(契约能力, 是否代码表判定)
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cap_gate, use_code = _gate_plan(cap_req, cap2, biz)
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if use_code:
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gap = _check_completeness_code(cap_gate, task, biz)
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else:
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gap = await judge_completeness(model, cap_gate, task, biz,
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