one-api/relay/adaptor/openai/adaptor.go

257 lines
8.5 KiB
Go

package openai
import (
"fmt"
"io"
"math"
"net/http"
"strings"
"github.com/gin-gonic/gin"
"github.com/pkg/errors"
"github.com/songquanpeng/one-api/common/config"
"github.com/songquanpeng/one-api/common/ctxkey"
"github.com/songquanpeng/one-api/common/logger"
"github.com/songquanpeng/one-api/relay/adaptor"
"github.com/songquanpeng/one-api/relay/adaptor/alibailian"
"github.com/songquanpeng/one-api/relay/adaptor/baiduv2"
"github.com/songquanpeng/one-api/relay/adaptor/doubao"
"github.com/songquanpeng/one-api/relay/adaptor/geminiv2"
"github.com/songquanpeng/one-api/relay/adaptor/minimax"
"github.com/songquanpeng/one-api/relay/adaptor/novita"
"github.com/songquanpeng/one-api/relay/adaptor/openrouter"
"github.com/songquanpeng/one-api/relay/billing/ratio"
"github.com/songquanpeng/one-api/relay/channeltype"
"github.com/songquanpeng/one-api/relay/meta"
"github.com/songquanpeng/one-api/relay/model"
"github.com/songquanpeng/one-api/relay/relaymode"
)
type Adaptor struct {
ChannelType int
}
func (a *Adaptor) Init(meta *meta.Meta) {
a.ChannelType = meta.ChannelType
}
func (a *Adaptor) GetRequestURL(meta *meta.Meta) (string, error) {
switch meta.ChannelType {
case channeltype.Azure:
if meta.Mode == relaymode.ImagesGenerations {
// https://learn.microsoft.com/en-us/azure/ai-services/openai/dall-e-quickstart?tabs=dalle3%2Ccommand-line&pivots=rest-api
// https://{resource_name}.openai.azure.com/openai/deployments/dall-e-3/images/generations?api-version=2024-03-01-preview
fullRequestURL := fmt.Sprintf("%s/openai/deployments/%s/images/generations?api-version=%s", meta.BaseURL, meta.ActualModelName, meta.Config.APIVersion)
return fullRequestURL, nil
}
// https://learn.microsoft.com/en-us/azure/cognitive-services/openai/chatgpt-quickstart?pivots=rest-api&tabs=command-line#rest-api
requestURL := strings.Split(meta.RequestURLPath, "?")[0]
requestURL = fmt.Sprintf("%s?api-version=%s", requestURL, meta.Config.APIVersion)
task := strings.TrimPrefix(requestURL, "/v1/")
model_ := meta.ActualModelName
model_ = strings.Replace(model_, ".", "", -1)
//https://github.com/songquanpeng/one-api/issues/1191
// {your endpoint}/openai/deployments/{your azure_model}/chat/completions?api-version={api_version}
requestURL = fmt.Sprintf("/openai/deployments/%s/%s", model_, task)
return GetFullRequestURL(meta.BaseURL, requestURL, meta.ChannelType), nil
case channeltype.Minimax:
return minimax.GetRequestURL(meta)
case channeltype.Doubao:
return doubao.GetRequestURL(meta)
case channeltype.Novita:
return novita.GetRequestURL(meta)
case channeltype.BaiduV2:
return baiduv2.GetRequestURL(meta)
case channeltype.AliBailian:
return alibailian.GetRequestURL(meta)
case channeltype.GeminiOpenAICompatible:
return geminiv2.GetRequestURL(meta)
default:
return GetFullRequestURL(meta.BaseURL, meta.RequestURLPath, meta.ChannelType), nil
}
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, meta *meta.Meta) error {
adaptor.SetupCommonRequestHeader(c, req, meta)
if meta.ChannelType == channeltype.Azure {
req.Header.Set("api-key", meta.APIKey)
return nil
}
req.Header.Set("Authorization", "Bearer "+meta.APIKey)
if meta.ChannelType == channeltype.OpenRouter {
req.Header.Set("HTTP-Referer", "https://github.com/songquanpeng/one-api")
req.Header.Set("X-Title", "One API")
}
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *model.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
meta := meta.GetByContext(c)
switch meta.ChannelType {
case channeltype.OpenRouter:
includeReasoning := true
request.IncludeReasoning = &includeReasoning
if request.Provider == nil || request.Provider.Sort == "" &&
config.OpenrouterProviderSort != "" {
if request.Provider == nil {
request.Provider = &openrouter.RequestProvider{}
}
request.Provider.Sort = config.OpenrouterProviderSort
}
default:
}
if request.Stream && !config.EnforceIncludeUsage {
logger.Warn(c.Request.Context(),
"please set ENFORCE_INCLUDE_USAGE=true to ensure accurate billing in stream mode")
}
if config.EnforceIncludeUsage && request.Stream {
// always return usage in stream mode
if request.StreamOptions == nil {
request.StreamOptions = &model.StreamOptions{}
}
request.StreamOptions.IncludeUsage = true
}
// o1/o1-mini/o1-preview do not support system prompt/max_tokens/temperature
if strings.HasPrefix(meta.ActualModelName, "o1") ||
strings.HasPrefix(meta.ActualModelName, "o3") {
temperature := float64(1)
request.Temperature = &temperature // Only the default (1) value is supported
request.MaxTokens = 0
request.Messages = func(raw []model.Message) (filtered []model.Message) {
for i := range raw {
if raw[i].Role != "system" {
filtered = append(filtered, raw[i])
}
}
return
}(request.Messages)
}
// web search do not support system prompt/max_tokens/temperature
if strings.HasPrefix(meta.ActualModelName, "gpt-4o-search") ||
strings.HasPrefix(meta.ActualModelName, "gpt-4o-mini-search") {
request.Temperature = nil
request.TopP = nil
request.PresencePenalty = nil
request.N = nil
request.FrequencyPenalty = nil
}
if request.Stream && !config.EnforceIncludeUsage &&
(strings.HasPrefix(request.Model, "gpt-4o-audio") ||
strings.HasPrefix(request.Model, "gpt-4o-mini-audio")) {
// TODO: Since it is not clear how to implement billing in stream mode,
// it is temporarily not supported
return nil, errors.New("set ENFORCE_INCLUDE_USAGE=true to enable stream mode for gpt-4o-audio")
}
return request, nil
}
func (a *Adaptor) ConvertImageRequest(request *model.ImageRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
return request, nil
}
func (a *Adaptor) DoRequest(c *gin.Context,
meta *meta.Meta,
requestBody io.Reader) (*http.Response, error) {
return adaptor.DoRequestHelper(a, c, meta, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context,
resp *http.Response,
meta *meta.Meta) (usage *model.Usage,
err *model.ErrorWithStatusCode) {
if meta.IsStream {
var responseText string
err, responseText, usage = StreamHandler(c, resp, meta.Mode)
if usage == nil || usage.TotalTokens == 0 {
usage = ResponseText2Usage(responseText, meta.ActualModelName, meta.PromptTokens)
}
if usage.TotalTokens != 0 && usage.PromptTokens == 0 { // some channels don't return prompt tokens & completion tokens
usage.PromptTokens = meta.PromptTokens
usage.CompletionTokens = usage.TotalTokens - meta.PromptTokens
}
} else {
switch meta.Mode {
case relaymode.ImagesGenerations:
err, _ = ImageHandler(c, resp)
default:
err, usage = Handler(c, resp, meta.PromptTokens, meta.ActualModelName)
}
}
// -------------------------------------
// calculate web-search tool cost
// -------------------------------------
searchContextSize := "medium"
var req *model.GeneralOpenAIRequest
if vi, ok := c.Get(ctxkey.ConvertedRequest); ok {
if req, ok = vi.(*model.GeneralOpenAIRequest); ok {
if req != nil &&
req.WebSearchOptions != nil &&
req.WebSearchOptions.SearchContextSize != nil {
searchContextSize = *req.WebSearchOptions.SearchContextSize
}
switch {
case strings.HasPrefix(meta.ActualModelName, "gpt-4o-search"):
switch searchContextSize {
case "low":
usage.ToolsCost += int64(math.Ceil(30 / 1000 * ratio.USD))
case "medium":
usage.ToolsCost += int64(math.Ceil(35 / 1000 * ratio.USD))
case "high":
usage.ToolsCost += int64(math.Ceil(40 / 1000 * ratio.USD))
default:
return nil, ErrorWrapper(
errors.Errorf("invalid search context size %q", searchContextSize),
"invalid search context size: "+searchContextSize,
http.StatusBadRequest)
}
case strings.HasPrefix(meta.ActualModelName, "gpt-4o-mini-search"):
switch searchContextSize {
case "low":
usage.ToolsCost += int64(math.Ceil(25 / 1000 * ratio.USD))
case "medium":
usage.ToolsCost += int64(math.Ceil(27.5 / 1000 * ratio.USD))
case "high":
usage.ToolsCost += int64(math.Ceil(30 / 1000 * ratio.USD))
default:
return nil, ErrorWrapper(
errors.Errorf("invalid search context size %q", searchContextSize),
"invalid search context size: "+searchContextSize,
http.StatusBadRequest)
}
}
}
}
return
}
func (a *Adaptor) GetModelList() []string {
_, modelList := GetCompatibleChannelMeta(a.ChannelType)
return modelList
}
func (a *Adaptor) GetChannelName() string {
channelName, _ := GetCompatibleChannelMeta(a.ChannelType)
return channelName
}