469 lines
14 KiB
Go
469 lines
14 KiB
Go
package controller
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import (
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"bytes"
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"fmt"
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"io"
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"log"
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"net/http"
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"one-api/common"
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"one-api/constant"
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"one-api/dto"
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"one-api/logger"
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"one-api/middleware"
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"one-api/model"
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"one-api/relay"
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relaycommon "one-api/relay/common"
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relayconstant "one-api/relay/constant"
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"one-api/relay/helper"
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"one-api/service"
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"one-api/setting"
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"one-api/types"
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"strings"
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"github.com/gin-gonic/gin"
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"github.com/gorilla/websocket"
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)
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func relayHandler(c *gin.Context, info *relaycommon.RelayInfo) *types.NewAPIError {
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var err *types.NewAPIError
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switch info.RelayMode {
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case relayconstant.RelayModeImagesGenerations, relayconstant.RelayModeImagesEdits:
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err = relay.ImageHelper(c, info)
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case relayconstant.RelayModeAudioSpeech:
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fallthrough
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case relayconstant.RelayModeAudioTranslation:
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fallthrough
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case relayconstant.RelayModeAudioTranscription:
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err = relay.AudioHelper(c, info)
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case relayconstant.RelayModeRerank:
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err = relay.RerankHelper(c, info)
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case relayconstant.RelayModeEmbeddings:
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err = relay.EmbeddingHelper(c, info)
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case relayconstant.RelayModeResponses:
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err = relay.ResponsesHelper(c, info)
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default:
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err = relay.TextHelper(c, info)
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}
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return err
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}
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func geminiRelayHandler(c *gin.Context, info *relaycommon.RelayInfo) *types.NewAPIError {
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var err *types.NewAPIError
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if strings.Contains(c.Request.URL.Path, "embed") {
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err = relay.GeminiEmbeddingHandler(c, info)
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} else {
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err = relay.GeminiHelper(c, info)
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}
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return err
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}
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func Relay(c *gin.Context, relayFormat types.RelayFormat) {
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requestId := c.GetString(common.RequestIdKey)
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group := c.GetString("group")
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originalModel := c.GetString("original_model")
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var (
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newAPIError *types.NewAPIError
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ws *websocket.Conn
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)
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if relayFormat == types.RelayFormatOpenAIRealtime {
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var err error
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ws, err = upgrader.Upgrade(c.Writer, c.Request, nil)
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if err != nil {
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helper.WssError(c, ws, types.NewError(err, types.ErrorCodeGetChannelFailed, types.ErrOptionWithSkipRetry()).ToOpenAIError())
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return
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}
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defer ws.Close()
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}
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defer func() {
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if newAPIError != nil {
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newAPIError.SetMessage(common.MessageWithRequestId(newAPIError.Error(), requestId))
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switch relayFormat {
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case types.RelayFormatOpenAIRealtime:
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helper.WssError(c, ws, newAPIError.ToOpenAIError())
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case types.RelayFormatClaude:
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c.JSON(newAPIError.StatusCode, gin.H{
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"type": "error",
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"error": newAPIError.ToClaudeError(),
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})
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default:
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c.JSON(newAPIError.StatusCode, gin.H{
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"error": newAPIError.ToOpenAIError(),
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})
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}
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}
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}()
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request, err := helper.GetAndValidateRequest(c, relayFormat)
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if err != nil {
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newAPIError = types.NewError(err, types.ErrorCodeInvalidRequest)
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return
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}
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relayInfo, err := relaycommon.GenRelayInfo(c, relayFormat, request, ws)
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if err != nil {
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newAPIError = types.NewError(err, types.ErrorCodeGenRelayInfoFailed)
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return
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}
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meta := request.GetTokenCountMeta()
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if setting.ShouldCheckPromptSensitive() {
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contains, words := service.CheckSensitiveText(meta.CombineText)
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if contains {
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logger.LogWarn(c, fmt.Sprintf("user sensitive words detected: %s", strings.Join(words, ", ")))
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newAPIError = types.NewError(err, types.ErrorCodeSensitiveWordsDetected)
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return
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}
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}
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tokens, err := service.CountRequestToken(c, meta, relayInfo)
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if err != nil {
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newAPIError = types.NewError(err, types.ErrorCodeCountTokenFailed)
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return
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}
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priceData, err := helper.ModelPriceHelper(c, relayInfo, tokens, meta)
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if err != nil {
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newAPIError = types.NewError(err, types.ErrorCodeModelPriceError)
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return
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}
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// common.SetContextKey(c, constant.ContextKeyTokenCountMeta, meta)
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preConsumedQuota, newAPIError := service.PreConsumeQuota(c, priceData.ShouldPreConsumedQuota, relayInfo)
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if newAPIError != nil {
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return
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}
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defer func() {
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// Only return quota if downstream failed and quota was actually pre-consumed
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if newAPIError != nil && preConsumedQuota != 0 {
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service.ReturnPreConsumedQuota(c, relayInfo, preConsumedQuota)
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}
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}()
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for i := 0; i <= common.RetryTimes; i++ {
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channel, err := getChannel(c, group, originalModel, i)
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if err != nil {
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logger.LogError(c, err.Error())
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newAPIError = err
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break
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}
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addUsedChannel(c, channel.Id)
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requestBody, _ := common.GetRequestBody(c)
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c.Request.Body = io.NopCloser(bytes.NewBuffer(requestBody))
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switch relayFormat {
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case types.RelayFormatOpenAIRealtime:
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newAPIError = relay.WssHelper(c, relayInfo)
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case types.RelayFormatClaude:
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newAPIError = relay.ClaudeHelper(c, relayInfo)
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case types.RelayFormatGemini:
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newAPIError = geminiRelayHandler(c, relayInfo)
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default:
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newAPIError = relayHandler(c, relayInfo)
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}
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if newAPIError == nil {
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return
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} else {
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if constant.ErrorLogEnabled && types.IsRecordErrorLog(newAPIError) {
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// 保存错误日志到mysql中
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userId := c.GetInt("id")
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tokenName := c.GetString("token_name")
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modelName := c.GetString("original_model")
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tokenId := c.GetInt("token_id")
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userGroup := c.GetString("group")
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channelId := c.GetInt("channel_id")
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other := make(map[string]interface{})
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other["error_type"] = newAPIError.GetErrorType()
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other["error_code"] = newAPIError.GetErrorCode()
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other["status_code"] = newAPIError.StatusCode
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other["channel_id"] = channelId
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other["channel_name"] = c.GetString("channel_name")
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other["channel_type"] = c.GetInt("channel_type")
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adminInfo := make(map[string]interface{})
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adminInfo["use_channel"] = c.GetStringSlice("use_channel")
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isMultiKey := common.GetContextKeyBool(c, constant.ContextKeyChannelIsMultiKey)
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if isMultiKey {
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adminInfo["is_multi_key"] = true
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adminInfo["multi_key_index"] = common.GetContextKeyInt(c, constant.ContextKeyChannelMultiKeyIndex)
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}
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other["admin_info"] = adminInfo
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model.RecordErrorLog(c, userId, channelId, modelName, tokenName, newAPIError.MaskSensitiveError(), tokenId, 0, false, userGroup, other)
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}
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}
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go processChannelError(c, *types.NewChannelError(channel.Id, channel.Type, channel.Name, channel.ChannelInfo.IsMultiKey, common.GetContextKeyString(c, constant.ContextKeyChannelKey), channel.GetAutoBan()), newAPIError)
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if !shouldRetry(c, newAPIError, common.RetryTimes-i) {
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break
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}
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}
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useChannel := c.GetStringSlice("use_channel")
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if len(useChannel) > 1 {
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retryLogStr := fmt.Sprintf("重试：%s", strings.Trim(strings.Join(strings.Fields(fmt.Sprint(useChannel)), "->"), "[]"))
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logger.LogInfo(c, retryLogStr)
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}
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}
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var upgrader = websocket.Upgrader{
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Subprotocols: []string{"realtime"}, // WS 握手支持的协议，如果有使用 Sec-WebSocket-Protocol，则必须在此声明对应的 Protocol TODO add other protocol
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CheckOrigin: func(r *http.Request) bool {
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return true // 允许跨域
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},
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}
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func addUsedChannel(c *gin.Context, channelId int) {
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useChannel := c.GetStringSlice("use_channel")
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useChannel = append(useChannel, fmt.Sprintf("%d", channelId))
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c.Set("use_channel", useChannel)
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}
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func getChannel(c *gin.Context, group, originalModel string, retryCount int) (*model.Channel, *types.NewAPIError) {
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if retryCount == 0 {
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autoBan := c.GetBool("auto_ban")
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autoBanInt := 1
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if !autoBan {
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autoBanInt = 0
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}
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return &model.Channel{
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Id: c.GetInt("channel_id"),
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Type: c.GetInt("channel_type"),
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Name: c.GetString("channel_name"),
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AutoBan: &autoBanInt,
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}, nil
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}
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channel, selectGroup, err := model.CacheGetRandomSatisfiedChannel(c, group, originalModel, retryCount)
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if err != nil {
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return nil, types.NewError(fmt.Errorf("获取分组 %s 下模型 %s 的可用渠道失败（retry）: %s", selectGroup, originalModel, err.Error()), types.ErrorCodeGetChannelFailed, types.ErrOptionWithSkipRetry())
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}
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if channel == nil {
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return nil, types.NewError(fmt.Errorf("分组 %s 下模型 %s 的可用渠道不存在（数据库一致性已被破坏，retry）", selectGroup, originalModel), types.ErrorCodeGetChannelFailed, types.ErrOptionWithSkipRetry())
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}
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newAPIError := middleware.SetupContextForSelectedChannel(c, channel, originalModel)
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if newAPIError != nil {
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return nil, newAPIError
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}
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return channel, nil
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}
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func shouldRetry(c *gin.Context, openaiErr *types.NewAPIError, retryTimes int) bool {
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if openaiErr == nil {
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return false
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}
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if types.IsChannelError(openaiErr) {
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return true
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}
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if types.IsSkipRetryError(openaiErr) {
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return false
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}
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if retryTimes <= 0 {
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return false
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}
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if _, ok := c.Get("specific_channel_id"); ok {
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return false
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}
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if openaiErr.StatusCode == http.StatusTooManyRequests {
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return true
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}
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if openaiErr.StatusCode == 307 {
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return true
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}
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if openaiErr.StatusCode/100 == 5 {
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// 超时不重试
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if openaiErr.StatusCode == 504 || openaiErr.StatusCode == 524 {
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return false
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}
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return true
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}
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if openaiErr.StatusCode == http.StatusBadRequest {
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return false
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}
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if openaiErr.StatusCode == 408 {
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// azure处理超时不重试
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return false
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}
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if openaiErr.StatusCode/100 == 2 {
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return false
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}
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return true
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}
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func processChannelError(c *gin.Context, channelError types.ChannelError, err *types.NewAPIError) {
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// 不要使用context获取渠道信息，异步处理时可能会出现渠道信息不一致的情况
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// do not use context to get channel info, there may be inconsistent channel info when processing asynchronously
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logger.LogError(c, fmt.Sprintf("relay error (channel #%d, status code: %d): %s", channelError.ChannelId, err.StatusCode, err.Error()))
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if service.ShouldDisableChannel(channelError.ChannelId, err) && channelError.AutoBan {
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service.DisableChannel(channelError, err.Error())
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}
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}
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func RelayMidjourney(c *gin.Context) {
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relayInfo, err := relaycommon.GenRelayInfo(c, types.RelayFormatMjProxy, nil, nil)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{
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"description": fmt.Sprintf("failed to generate relay info: %s", err.Error()),
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"type": "upstream_error",
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"code": 4,
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})
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return
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}
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relayInfo.InitChannelMeta(c)
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var mjErr *dto.MidjourneyResponse
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switch relayInfo.RelayMode {
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case relayconstant.RelayModeMidjourneyNotify:
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mjErr = relay.RelayMidjourneyNotify(c)
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case relayconstant.RelayModeMidjourneyTaskFetch, relayconstant.RelayModeMidjourneyTaskFetchByCondition:
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mjErr = relay.RelayMidjourneyTask(c, relayInfo.RelayMode)
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case relayconstant.RelayModeMidjourneyTaskImageSeed:
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mjErr = relay.RelayMidjourneyTaskImageSeed(c)
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case relayconstant.RelayModeSwapFace:
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mjErr = relay.RelaySwapFace(c, relayInfo)
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default:
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mjErr = relay.RelayMidjourneySubmit(c, relayInfo)
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}
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//err = relayMidjourneySubmit(c, relayMode)
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log.Println(mjErr)
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if mjErr != nil {
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statusCode := http.StatusBadRequest
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if mjErr.Code == 30 {
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mjErr.Result = "当前分组负载已饱和，请稍后再试，或升级账户以提升服务质量。"
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statusCode = http.StatusTooManyRequests
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}
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c.JSON(statusCode, gin.H{
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"description": fmt.Sprintf("%s %s", mjErr.Description, mjErr.Result),
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"type": "upstream_error",
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"code": mjErr.Code,
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})
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channelId := c.GetInt("channel_id")
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logger.LogError(c, fmt.Sprintf("relay error (channel #%d, status code %d): %s", channelId, statusCode, fmt.Sprintf("%s %s", mjErr.Description, mjErr.Result)))
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}
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}
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func RelayNotImplemented(c *gin.Context) {
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err := dto.OpenAIError{
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Message: "API not implemented",
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Type: "new_api_error",
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Param: "",
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Code: "api_not_implemented",
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}
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c.JSON(http.StatusNotImplemented, gin.H{
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"error": err,
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})
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}
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func RelayNotFound(c *gin.Context) {
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err := dto.OpenAIError{
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Message: fmt.Sprintf("Invalid URL (%s %s)", c.Request.Method, c.Request.URL.Path),
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Type: "invalid_request_error",
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Param: "",
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Code: "",
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}
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c.JSON(http.StatusNotFound, gin.H{
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"error": err,
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})
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}
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func RelayTask(c *gin.Context) {
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retryTimes := common.RetryTimes
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channelId := c.GetInt("channel_id")
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relayMode := c.GetInt("relay_mode")
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group := c.GetString("group")
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originalModel := c.GetString("original_model")
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c.Set("use_channel", []string{fmt.Sprintf("%d", channelId)})
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taskErr := taskRelayHandler(c, relayMode)
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if taskErr == nil {
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retryTimes = 0
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}
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for i := 0; shouldRetryTaskRelay(c, channelId, taskErr, retryTimes) && i < retryTimes; i++ {
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channel, newAPIError := getChannel(c, group, originalModel, i)
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if newAPIError != nil {
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logger.LogError(c, fmt.Sprintf("CacheGetRandomSatisfiedChannel failed: %s", newAPIError.Error()))
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taskErr = service.TaskErrorWrapperLocal(newAPIError.Err, "get_channel_failed", http.StatusInternalServerError)
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break
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}
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channelId = channel.Id
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useChannel := c.GetStringSlice("use_channel")
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useChannel = append(useChannel, fmt.Sprintf("%d", channelId))
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c.Set("use_channel", useChannel)
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logger.LogInfo(c, fmt.Sprintf("using channel #%d to retry (remain times %d)", channel.Id, i))
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//middleware.SetupContextForSelectedChannel(c, channel, originalModel)
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requestBody, _ := common.GetRequestBody(c)
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c.Request.Body = io.NopCloser(bytes.NewBuffer(requestBody))
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taskErr = taskRelayHandler(c, relayMode)
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}
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useChannel := c.GetStringSlice("use_channel")
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if len(useChannel) > 1 {
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retryLogStr := fmt.Sprintf("重试：%s", strings.Trim(strings.Join(strings.Fields(fmt.Sprint(useChannel)), "->"), "[]"))
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logger.LogInfo(c, retryLogStr)
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}
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if taskErr != nil {
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if taskErr.StatusCode == http.StatusTooManyRequests {
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taskErr.Message = "当前分组上游负载已饱和，请稍后再试"
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}
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c.JSON(taskErr.StatusCode, taskErr)
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}
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}
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func taskRelayHandler(c *gin.Context, relayMode int) *dto.TaskError {
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var err *dto.TaskError
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switch relayMode {
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case relayconstant.RelayModeSunoFetch, relayconstant.RelayModeSunoFetchByID, relayconstant.RelayModeVideoFetchByID:
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err = relay.RelayTaskFetch(c, relayMode)
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default:
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err = relay.RelayTaskSubmit(c, relayMode)
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}
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return err
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}
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func shouldRetryTaskRelay(c *gin.Context, channelId int, taskErr *dto.TaskError, retryTimes int) bool {
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if taskErr == nil {
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return false
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}
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if retryTimes <= 0 {
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return false
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}
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if _, ok := c.Get("specific_channel_id"); ok {
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return false
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}
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if taskErr.StatusCode == http.StatusTooManyRequests {
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return true
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}
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if taskErr.StatusCode == 307 {
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return true
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}
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if taskErr.StatusCode/100 == 5 {
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// 超时不重试
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if taskErr.StatusCode == 504 || taskErr.StatusCode == 524 {
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return false
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}
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return true
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}
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if taskErr.StatusCode == http.StatusBadRequest {
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return false
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}
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if taskErr.StatusCode == 408 {
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// azure处理超时不重试
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return false
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}
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if taskErr.LocalError {
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return false
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}
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if taskErr.StatusCode/100 == 2 {
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return false
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}
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return true
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}
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