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包含Go API项目的所有源代码、配置文件、Docker配置、文档和前端资源 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-08-21 23:33:10 +08:00
parent 69af9723d9
commit fb44c8bf03
513 changed files with 90387 additions and 0 deletions
--- a/relay/helper/model_mapped.go
+++ b/relay/helper/model_mapped.go
@@ -0,0 +1,92 @@
+package helper
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	common2 "one-api/common"
+	"one-api/dto"
+	"one-api/relay/common"
+
+	"github.com/gin-gonic/gin"
+)
+
+func ModelMappedHelper(c *gin.Context, info *common.RelayInfo, request any) error {
+	// map model name
+	modelMapping := c.GetString("model_mapping")
+	if modelMapping != "" && modelMapping != "{}" {
+		modelMap := make(map[string]string)
+		err := json.Unmarshal([]byte(modelMapping), &modelMap)
+		if err != nil {
+			return fmt.Errorf("unmarshal_model_mapping_failed")
+		}
+
+		// 支持链式模型重定向，最终使用链尾的模型
+		currentModel := info.OriginModelName
+		visitedModels := map[string]bool{
+			currentModel: true,
+		}
+		for {
+			if mappedModel, exists := modelMap[currentModel]; exists && mappedModel != "" {
+				// 模型重定向循环检测，避免无限循环
+				if visitedModels[mappedModel] {
+					if mappedModel == currentModel {
+						if currentModel == info.OriginModelName {
+							info.IsModelMapped = false
+							return nil
+						} else {
+							info.IsModelMapped = true
+							break
+						}
+					}
+					return errors.New("model_mapping_contains_cycle")
+				}
+				visitedModels[mappedModel] = true
+				currentModel = mappedModel
+				info.IsModelMapped = true
+			} else {
+				break
+			}
+		}
+		if info.IsModelMapped {
+			info.UpstreamModelName = currentModel
+		}
+	}
+	if request != nil {
+		switch info.RelayFormat {
+		case common.RelayFormatGemini:
+			// Gemini 模型映射
+		case common.RelayFormatClaude:
+			if claudeRequest, ok := request.(*dto.ClaudeRequest); ok {
+				claudeRequest.Model = info.UpstreamModelName
+			}
+		case common.RelayFormatOpenAIResponses:
+			if openAIResponsesRequest, ok := request.(*dto.OpenAIResponsesRequest); ok {
+				openAIResponsesRequest.Model = info.UpstreamModelName
+			}
+		case common.RelayFormatOpenAIAudio:
+			if openAIAudioRequest, ok := request.(*dto.AudioRequest); ok {
+				openAIAudioRequest.Model = info.UpstreamModelName
+			}
+		case common.RelayFormatOpenAIImage:
+			if imageRequest, ok := request.(*dto.ImageRequest); ok {
+				imageRequest.Model = info.UpstreamModelName
+			}
+		case common.RelayFormatRerank:
+			if rerankRequest, ok := request.(*dto.RerankRequest); ok {
+				rerankRequest.Model = info.UpstreamModelName
+			}
+		case common.RelayFormatEmbedding:
+			if embeddingRequest, ok := request.(*dto.EmbeddingRequest); ok {
+				embeddingRequest.Model = info.UpstreamModelName
+			}
+		default:
+			if openAIRequest, ok := request.(*dto.GeneralOpenAIRequest); ok {
+				openAIRequest.Model = info.UpstreamModelName
+			} else {
+				common2.LogWarn(c, fmt.Sprintf("model mapped but request type %T not supported", request))
+			}
+		}
+	}
+	return nil
+}