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Fix Gemini function-calling INVALID_ARGUMENT by relaxing Gemini tool validation and cleaning schema

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sowar1987
2026-01-21 09:09:40 +08:00
parent c8884f5e25
commit a2f8f59192
8 changed files with 138 additions and 29 deletions
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8
internal/translator/gemini/openai/chat-completions/gemini_openai_request.go
View File

@@ -255,7 +255,8 @@ func ConvertOpenAIRequestToGemini(modelName string, inputRawJSON []byte, _ bool)
fid := tc.Get("id").String()
fname := tc.Get("function.name").String()
fargs := tc.Get("function.arguments").String()
node, _ = sjson.SetBytes(node, "parts."+itoa(p)+".functionCall.name", fname)
node, _ = sjson.SetBytes(node, "parts."+itoa(p)+".functionCall.id", fid)
node, _ = sjson.SetBytes(node, "parts."+itoa(p)+".functionCall.name", fname)
node, _ = sjson.SetRawBytes(node, "parts."+itoa(p)+".functionCall.args", []byte(fargs))
node, _ = sjson.SetBytes(node, "parts."+itoa(p)+".thoughtSignature", geminiFunctionThoughtSignature)
p++
@@ -270,12 +271,13 @@ func ConvertOpenAIRequestToGemini(modelName string, inputRawJSON []byte, _ bool)
pp := 0
for _, fid := range fIDs {
if name, ok := tcID2Name[fid]; ok {
toolNode, _ = sjson.SetBytes(toolNode, "parts."+itoa(pp)+".functionResponse.name", name)
toolNode, _ = sjson.SetBytes(toolNode, "parts."+itoa(pp)+".functionResponse.id", fid)
toolNode, _ = sjson.SetBytes(toolNode, "parts."+itoa(pp)+".functionResponse.name", name)
resp := toolResponses[fid]
if resp == "" {
resp = "{}"
}
toolNode, _ = sjson.SetBytes(toolNode, "parts."+itoa(pp)+".functionResponse.response.result", []byte(resp))
toolNode, _ = sjson.SetBytes(toolNode, "parts."+itoa(pp)+".functionResponse.response.output", []byte(resp))
pp++
}
}

6
internal/translator/gemini/openai/chat-completions/gemini_openai_response.go
View File

@@ -187,7 +187,11 @@ func ConvertGeminiResponseToOpenAI(_ context.Context, _ string, originalRequestR
functionCallTemplate := `{"id": "","index": 0,"type": "function","function": {"name": "","arguments": ""}}`
fcName := functionCallResult.Get("name").String()
functionCallTemplate, _ = sjson.Set(functionCallTemplate, "id", fmt.Sprintf("%s-%d-%d", fcName, time.Now().UnixNano(), atomic.AddUint64(&functionCallIDCounter, 1)))
fcID := functionCallResult.Get("id").String()
if fcID == "" {
fcID = fmt.Sprintf("%s-%d-%d", fcName, time.Now().UnixNano(), atomic.AddUint64(&functionCallIDCounter, 1))
}
functionCallTemplate, _ = sjson.Set(functionCallTemplate, "id", fcID)
functionCallTemplate, _ = sjson.Set(functionCallTemplate, "index", functionCallIndex)
functionCallTemplate, _ = sjson.Set(functionCallTemplate, "function.name", fcName)
if fcArgsResult := functionCallResult.Get("args"); fcArgsResult.Exists() {

10
internal/translator/gemini/openai/responses/gemini_openai-responses_request.go
View File

@@ -290,11 +290,11 @@ func ConvertOpenAIResponsesRequestToGemini(modelName string, inputRawJSON []byte
// Set the raw JSON output directly (preserves string encoding)
if outputRaw != "" && outputRaw != "null" {
output := gjson.Parse(outputRaw)
if output.Type == gjson.JSON {
functionResponse, _ = sjson.SetRaw(functionResponse, "functionResponse.response.result", output.Raw)
} else {
functionResponse, _ = sjson.Set(functionResponse, "functionResponse.response.result", outputRaw)
}
if output.Type == gjson.JSON {
functionResponse, _ = sjson.SetRaw(functionResponse, "functionResponse.response.output", output.Raw)
} else {
functionResponse, _ = sjson.Set(functionResponse, "functionResponse.response.output", outputRaw)
}
}
functionContent, _ = sjson.SetRaw(functionContent, "parts.-1", functionResponse)
out, _ = sjson.SetRaw(out, "contents.-1", functionContent)