Files
new-api/relay/websocket.go
2025-01-04 15:46:35 +08:00

118 lines
3.9 KiB
Go

package relay
import (
"encoding/json"
"fmt"
"github.com/gin-gonic/gin"
"github.com/gorilla/websocket"
"net/http"
"one-api/common"
"one-api/dto"
relaycommon "one-api/relay/common"
"one-api/service"
"one-api/setting"
)
func WssHelper(c *gin.Context, ws *websocket.Conn) (openaiErr *dto.OpenAIErrorWithStatusCode) {
relayInfo := relaycommon.GenRelayInfoWs(c, ws)
// get & validate textRequest 获取并验证文本请求
//realtimeEvent, err := getAndValidateWssRequest(c, ws)
//if err != nil {
// common.LogError(c, fmt.Sprintf("getAndValidateWssRequest failed: %s", err.Error()))
// return service.OpenAIErrorWrapperLocal(err, "invalid_text_request", http.StatusBadRequest)
//}
// map model name
modelMapping := c.GetString("model_mapping")
//isModelMapped := false
if modelMapping != "" && modelMapping != "{}" {
modelMap := make(map[string]string)
err := json.Unmarshal([]byte(modelMapping), &modelMap)
if err != nil {
return service.OpenAIErrorWrapperLocal(err, "unmarshal_model_mapping_failed", http.StatusInternalServerError)
}
if modelMap[relayInfo.OriginModelName] != "" {
relayInfo.UpstreamModelName = modelMap[relayInfo.OriginModelName]
// set upstream model name
//isModelMapped = true
}
}
//relayInfo.UpstreamModelName = textRequest.Model
modelPrice, getModelPriceSuccess := common.GetModelPrice(relayInfo.UpstreamModelName, false)
groupRatio := setting.GetGroupRatio(relayInfo.Group)
var preConsumedQuota int
var ratio float64
var modelRatio float64
//err := service.SensitiveWordsCheck(textRequest)
//if constant.ShouldCheckPromptSensitive() {
// err = checkRequestSensitive(textRequest, relayInfo)
// if err != nil {
// return service.OpenAIErrorWrapperLocal(err, "sensitive_words_detected", http.StatusBadRequest)
// }
//}
//promptTokens, err := getWssPromptTokens(realtimeEvent, relayInfo)
//// count messages token error 计算promptTokens错误
//if err != nil {
// return service.OpenAIErrorWrapper(err, "count_token_messages_failed", http.StatusInternalServerError)
//}
//
if !getModelPriceSuccess {
preConsumedTokens := common.PreConsumedQuota
//if realtimeEvent.Session.MaxResponseOutputTokens != 0 {
// preConsumedTokens = promptTokens + int(realtimeEvent.Session.MaxResponseOutputTokens)
//}
modelRatio = common.GetModelRatio(relayInfo.UpstreamModelName)
ratio = modelRatio * groupRatio
preConsumedQuota = int(float64(preConsumedTokens) * ratio)
} else {
preConsumedQuota = int(modelPrice * common.QuotaPerUnit * groupRatio)
relayInfo.UsePrice = true
}
// pre-consume quota 预消耗配额
preConsumedQuota, userQuota, openaiErr := preConsumeQuota(c, preConsumedQuota, relayInfo)
if openaiErr != nil {
return openaiErr
}
defer func() {
if openaiErr != nil {
returnPreConsumedQuota(c, relayInfo, userQuota, preConsumedQuota)
}
}()
adaptor := GetAdaptor(relayInfo.ApiType)
if adaptor == nil {
return service.OpenAIErrorWrapperLocal(fmt.Errorf("invalid api type: %d", relayInfo.ApiType), "invalid_api_type", http.StatusBadRequest)
}
adaptor.Init(relayInfo)
//var requestBody io.Reader
//firstWssRequest, _ := c.Get("first_wss_request")
//requestBody = bytes.NewBuffer(firstWssRequest.([]byte))
statusCodeMappingStr := c.GetString("status_code_mapping")
resp, err := adaptor.DoRequest(c, relayInfo, nil)
if err != nil {
return service.OpenAIErrorWrapper(err, "do_request_failed", http.StatusInternalServerError)
}
if resp != nil {
relayInfo.TargetWs = resp.(*websocket.Conn)
defer relayInfo.TargetWs.Close()
}
usage, openaiErr := adaptor.DoResponse(c, nil, relayInfo)
if openaiErr != nil {
// reset status code 重置状态码
service.ResetStatusCode(openaiErr, statusCodeMappingStr)
return openaiErr
}
service.PostWssConsumeQuota(c, relayInfo, relayInfo.UpstreamModelName, usage.(*dto.RealtimeUsage), preConsumedQuota,
userQuota, modelRatio, groupRatio, modelPrice, getModelPriceSuccess, "")
return nil
}