feat: 初步重构

This commit is contained in:
1808837298@qq.com
2024-02-29 01:08:18 +08:00
parent 9b421478c1
commit 5b18cd6b0a
67 changed files with 2646 additions and 2243 deletions

57
relay/channel/adapter.go Normal file
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package channel
import (
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/dto"
"one-api/relay/channel/ali"
"one-api/relay/channel/baidu"
"one-api/relay/channel/claude"
"one-api/relay/channel/gemini"
"one-api/relay/channel/openai"
"one-api/relay/channel/palm"
"one-api/relay/channel/tencent"
"one-api/relay/channel/xunfei"
"one-api/relay/channel/zhipu"
relaycommon "one-api/relay/common"
"one-api/relay/constant"
)
type Adaptor interface {
// Init IsStream bool
Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest)
GetRequestURL(info *relaycommon.RelayInfo) (string, error)
SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error
ConvertRequest(c *gin.Context, relayMode int, request *dto.GeneralOpenAIRequest) (any, error)
DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error)
DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode)
GetModelList() []string
GetChannelName() string
}
func GetAdaptor(apiType int) Adaptor {
switch apiType {
//case constant.APITypeAIProxyLibrary:
// return &aiproxy.Adaptor{}
case constant.APITypeAli:
return &ali.Adaptor{}
case constant.APITypeAnthropic:
return &claude.Adaptor{}
case constant.APITypeBaidu:
return &baidu.Adaptor{}
case constant.APITypeGemini:
return &gemini.Adaptor{}
case constant.APITypeOpenAI:
return &openai.Adaptor{}
case constant.APITypePaLM:
return &palm.Adaptor{}
case constant.APITypeTencent:
return &tencent.Adaptor{}
case constant.APITypeXunfei:
return &xunfei.Adaptor{}
case constant.APITypeZhipu:
return &zhipu.Adaptor{}
}
return nil
}

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package ali
import (
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/dto"
relaychannel "one-api/relay/channel"
relaycommon "one-api/relay/common"
"one-api/relay/constant"
)
type Adaptor struct {
}
func (a *Adaptor) Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest) {
}
func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
fullRequestURL := fmt.Sprintf("%s/api/v1/services/aigc/text-generation/generation", info.BaseUrl)
if info.RelayMode == constant.RelayModeEmbeddings {
fullRequestURL = fmt.Sprintf("%s/api/v1/services/embeddings/text-embedding/text-embedding", info.BaseUrl)
}
return fullRequestURL, nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
relaychannel.SetupApiRequestHeader(info, c, req)
req.Header.Set("Authorization", "Bearer "+info.ApiKey)
if info.IsStream {
req.Header.Set("X-DashScope-SSE", "enable")
}
if c.GetString("plugin") != "" {
req.Header.Set("X-DashScope-Plugin", c.GetString("plugin"))
}
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *dto.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
switch relayMode {
case constant.RelayModeEmbeddings:
baiduEmbeddingRequest := embeddingRequestOpenAI2Ali(*request)
return baiduEmbeddingRequest, nil
default:
baiduRequest := requestOpenAI2Ali(*request)
return baiduRequest, nil
}
}
func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
return relaychannel.DoApiRequest(a, c, info, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode) {
if info.IsStream {
err, usage = aliStreamHandler(c, resp)
} else {
switch info.RelayMode {
case constant.RelayModeEmbeddings:
err, usage = aliEmbeddingHandler(c, resp)
default:
err, usage = aliHandler(c, resp)
}
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return ChannelName
}

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package ali
var ModelList = []string{
"qwen-turbo", "qwen-plus", "qwen-max", "qwen-max-longcontext",
"text-embedding-v1",
}
var ChannelName = "ali"

70
relay/channel/ali/dto.go Normal file
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package ali
type AliMessage struct {
User string `json:"user"`
Bot string `json:"bot"`
}
type AliInput struct {
Prompt string `json:"prompt"`
History []AliMessage `json:"history"`
}
type AliParameters struct {
TopP float64 `json:"top_p,omitempty"`
TopK int `json:"top_k,omitempty"`
Seed uint64 `json:"seed,omitempty"`
EnableSearch bool `json:"enable_search,omitempty"`
}
type AliChatRequest struct {
Model string `json:"model"`
Input AliInput `json:"input"`
Parameters AliParameters `json:"parameters,omitempty"`
}
type AliEmbeddingRequest struct {
Model string `json:"model"`
Input struct {
Texts []string `json:"texts"`
} `json:"input"`
Parameters *struct {
TextType string `json:"text_type,omitempty"`
} `json:"parameters,omitempty"`
}
type AliEmbedding struct {
Embedding []float64 `json:"embedding"`
TextIndex int `json:"text_index"`
}
type AliEmbeddingResponse struct {
Output struct {
Embeddings []AliEmbedding `json:"embeddings"`
} `json:"output"`
Usage AliUsage `json:"usage"`
AliError
}
type AliError struct {
Code string `json:"code"`
Message string `json:"message"`
RequestId string `json:"request_id"`
}
type AliUsage struct {
InputTokens int `json:"input_tokens"`
OutputTokens int `json:"output_tokens"`
TotalTokens int `json:"total_tokens"`
}
type AliOutput struct {
Text string `json:"text"`
FinishReason string `json:"finish_reason"`
}
type AliChatResponse struct {
Output AliOutput `json:"output"`
Usage AliUsage `json:"usage"`
AliError
}

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package ali
import (
"bufio"
"encoding/json"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/common"
"one-api/dto"
"one-api/service"
"strings"
)
// https://help.aliyun.com/document_detail/613695.html?spm=a2c4g.2399480.0.0.1adb778fAdzP9w#341800c0f8w0r
func requestOpenAI2Ali(request dto.GeneralOpenAIRequest) *AliChatRequest {
messages := make([]AliMessage, 0, len(request.Messages))
prompt := ""
for i := 0; i < len(request.Messages); i++ {
message := request.Messages[i]
if message.Role == "system" {
messages = append(messages, AliMessage{
User: message.StringContent(),
Bot: "Okay",
})
continue
} else {
if i == len(request.Messages)-1 {
prompt = message.StringContent()
break
}
messages = append(messages, AliMessage{
User: message.StringContent(),
Bot: string(request.Messages[i+1].Content),
})
i++
}
}
return &AliChatRequest{
Model: request.Model,
Input: AliInput{
Prompt: prompt,
History: messages,
},
//Parameters: AliParameters{ // ChatGPT's parameters are not compatible with Ali's
// TopP: request.TopP,
// TopK: 50,
// //Seed: 0,
// //EnableSearch: false,
//},
}
}
func embeddingRequestOpenAI2Ali(request dto.GeneralOpenAIRequest) *AliEmbeddingRequest {
return &AliEmbeddingRequest{
Model: "text-embedding-v1",
Input: struct {
Texts []string `json:"texts"`
}{
Texts: request.ParseInput(),
},
}
}
func aliEmbeddingHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var aliResponse AliEmbeddingResponse
err := json.NewDecoder(resp.Body).Decode(&aliResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
if aliResponse.Code != "" {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: dto.OpenAIError{
Message: aliResponse.Message,
Type: aliResponse.Code,
Param: aliResponse.RequestId,
Code: aliResponse.Code,
},
StatusCode: resp.StatusCode,
}, nil
}
fullTextResponse := embeddingResponseAli2OpenAI(&aliResponse)
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
c.Writer.WriteHeader(resp.StatusCode)
_, err = c.Writer.Write(jsonResponse)
return nil, &fullTextResponse.Usage
}
func embeddingResponseAli2OpenAI(response *AliEmbeddingResponse) *dto.OpenAIEmbeddingResponse {
openAIEmbeddingResponse := dto.OpenAIEmbeddingResponse{
Object: "list",
Data: make([]dto.OpenAIEmbeddingResponseItem, 0, len(response.Output.Embeddings)),
Model: "text-embedding-v1",
Usage: dto.Usage{TotalTokens: response.Usage.TotalTokens},
}
for _, item := range response.Output.Embeddings {
openAIEmbeddingResponse.Data = append(openAIEmbeddingResponse.Data, dto.OpenAIEmbeddingResponseItem{
Object: `embedding`,
Index: item.TextIndex,
Embedding: item.Embedding,
})
}
return &openAIEmbeddingResponse
}
func responseAli2OpenAI(response *AliChatResponse) *dto.OpenAITextResponse {
content, _ := json.Marshal(response.Output.Text)
choice := dto.OpenAITextResponseChoice{
Index: 0,
Message: dto.Message{
Role: "assistant",
Content: content,
},
FinishReason: response.Output.FinishReason,
}
fullTextResponse := dto.OpenAITextResponse{
Id: response.RequestId,
Object: "chat.completion",
Created: common.GetTimestamp(),
Choices: []dto.OpenAITextResponseChoice{choice},
Usage: dto.Usage{
PromptTokens: response.Usage.InputTokens,
CompletionTokens: response.Usage.OutputTokens,
TotalTokens: response.Usage.InputTokens + response.Usage.OutputTokens,
},
}
return &fullTextResponse
}
func streamResponseAli2OpenAI(aliResponse *AliChatResponse) *dto.ChatCompletionsStreamResponse {
var choice dto.ChatCompletionsStreamResponseChoice
choice.Delta.Content = aliResponse.Output.Text
if aliResponse.Output.FinishReason != "null" {
finishReason := aliResponse.Output.FinishReason
choice.FinishReason = &finishReason
}
response := dto.ChatCompletionsStreamResponse{
Id: aliResponse.RequestId,
Object: "chat.completion.chunk",
Created: common.GetTimestamp(),
Model: "ernie-bot",
Choices: []dto.ChatCompletionsStreamResponseChoice{choice},
}
return &response
}
func aliStreamHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var usage dto.Usage
scanner := bufio.NewScanner(resp.Body)
scanner.Split(func(data []byte, atEOF bool) (advance int, token []byte, err error) {
if atEOF && len(data) == 0 {
return 0, nil, nil
}
if i := strings.Index(string(data), "\n"); i >= 0 {
return i + 1, data[0:i], nil
}
if atEOF {
return len(data), data, nil
}
return 0, nil, nil
})
dataChan := make(chan string)
stopChan := make(chan bool)
go func() {
for scanner.Scan() {
data := scanner.Text()
if len(data) < 5 { // ignore blank line or wrong format
continue
}
if data[:5] != "data:" {
continue
}
data = data[5:]
dataChan <- data
}
stopChan <- true
}()
service.SetEventStreamHeaders(c)
lastResponseText := ""
c.Stream(func(w io.Writer) bool {
select {
case data := <-dataChan:
var aliResponse AliChatResponse
err := json.Unmarshal([]byte(data), &aliResponse)
if err != nil {
common.SysError("error unmarshalling stream response: " + err.Error())
return true
}
if aliResponse.Usage.OutputTokens != 0 {
usage.PromptTokens = aliResponse.Usage.InputTokens
usage.CompletionTokens = aliResponse.Usage.OutputTokens
usage.TotalTokens = aliResponse.Usage.InputTokens + aliResponse.Usage.OutputTokens
}
response := streamResponseAli2OpenAI(&aliResponse)
response.Choices[0].Delta.Content = strings.TrimPrefix(response.Choices[0].Delta.Content, lastResponseText)
lastResponseText = aliResponse.Output.Text
jsonResponse, err := json.Marshal(response)
if err != nil {
common.SysError("error marshalling stream response: " + err.Error())
return true
}
c.Render(-1, common.CustomEvent{Data: "data: " + string(jsonResponse)})
return true
case <-stopChan:
c.Render(-1, common.CustomEvent{Data: "data: [DONE]"})
return false
}
})
err := resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
return nil, &usage
}
func aliHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var aliResponse AliChatResponse
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
err = json.Unmarshal(responseBody, &aliResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
if aliResponse.Code != "" {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: dto.OpenAIError{
Message: aliResponse.Message,
Type: aliResponse.Code,
Param: aliResponse.RequestId,
Code: aliResponse.Code,
},
StatusCode: resp.StatusCode,
}, nil
}
fullTextResponse := responseAli2OpenAI(&aliResponse)
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
c.Writer.WriteHeader(resp.StatusCode)
_, err = c.Writer.Write(jsonResponse)
return nil, &fullTextResponse.Usage
}

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package channel
import (
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
relaycommon "one-api/relay/common"
"one-api/service"
)
func SetupApiRequestHeader(info *relaycommon.RelayInfo, c *gin.Context, req *http.Request) {
req.Header.Set("Content-Type", c.Request.Header.Get("Content-Type"))
req.Header.Set("Accept", c.Request.Header.Get("Accept"))
if info.IsStream && c.Request.Header.Get("Accept") == "" {
req.Header.Set("Accept", "text/event-stream")
}
}
func DoApiRequest(a Adaptor, c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
fullRequestURL, err := a.GetRequestURL(info)
if err != nil {
return nil, fmt.Errorf("get request url failed: %w", err)
}
req, err := http.NewRequest(c.Request.Method, fullRequestURL, requestBody)
if err != nil {
return nil, fmt.Errorf("new request failed: %w", err)
}
err = a.SetupRequestHeader(c, req, info)
if err != nil {
return nil, fmt.Errorf("setup request header failed: %w", err)
}
resp, err := doRequest(c, req)
if err != nil {
return nil, fmt.Errorf("do request failed: %w", err)
}
return resp, nil
}
func doRequest(c *gin.Context, req *http.Request) (*http.Response, error) {
resp, err := service.GetHttpClient().Do(req)
if err != nil {
return nil, err
}
if resp == nil {
return nil, errors.New("resp is nil")
}
_ = req.Body.Close()
_ = c.Request.Body.Close()
return resp, nil
}

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package baidu
import (
"errors"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/dto"
relaychannel "one-api/relay/channel"
relaycommon "one-api/relay/common"
"one-api/relay/constant"
)
type Adaptor struct {
}
func (a *Adaptor) Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest) {
}
func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
var fullRequestURL string
switch info.UpstreamModelName {
case "ERNIE-Bot-4":
fullRequestURL = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/completions_pro"
case "ERNIE-Bot-8K":
fullRequestURL = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/ernie_bot_8k"
case "ERNIE-Bot":
fullRequestURL = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/completions"
case "ERNIE-Speed":
fullRequestURL = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/ernie_speed"
case "ERNIE-Bot-turbo":
fullRequestURL = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/eb-instant"
case "BLOOMZ-7B":
fullRequestURL = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/bloomz_7b1"
case "Embedding-V1":
fullRequestURL = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/embeddings/embedding-v1"
}
var accessToken string
var err error
if accessToken, err = getBaiduAccessToken(info.ApiKey); err != nil {
return "", err
}
fullRequestURL += "?access_token=" + accessToken
return fullRequestURL, nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
relaychannel.SetupApiRequestHeader(info, c, req)
req.Header.Set("Authorization", "Bearer "+info.ApiKey)
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *dto.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
switch relayMode {
case constant.RelayModeEmbeddings:
baiduEmbeddingRequest := embeddingRequestOpenAI2Baidu(*request)
return baiduEmbeddingRequest, nil
default:
baiduRequest := requestOpenAI2Baidu(*request)
return baiduRequest, nil
}
}
func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
return relaychannel.DoApiRequest(a, c, info, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode) {
if info.IsStream {
err, usage = baiduStreamHandler(c, resp)
} else {
switch info.RelayMode {
case constant.RelayModeEmbeddings:
err, usage = baiduEmbeddingHandler(c, resp)
default:
err, usage = baiduHandler(c, resp)
}
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return ChannelName
}

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package baidu
var ModelList = []string{
"ERNIE-Bot-4",
"ERNIE-Bot-8K",
"ERNIE-Bot",
"ERNIE-Speed",
"ERNIE-Bot-turbo",
"Embedding-V1",
}
var ChannelName = "baidu"

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package baidu
import (
"one-api/dto"
"time"
)
type BaiduMessage struct {
Role string `json:"role"`
Content string `json:"content"`
}
type BaiduChatRequest struct {
Messages []BaiduMessage `json:"messages"`
Stream bool `json:"stream"`
UserId string `json:"user_id,omitempty"`
}
type Error struct {
ErrorCode int `json:"error_code"`
ErrorMsg string `json:"error_msg"`
}
type BaiduChatResponse struct {
Id string `json:"id"`
Object string `json:"object"`
Created int64 `json:"created"`
Result string `json:"result"`
IsTruncated bool `json:"is_truncated"`
NeedClearHistory bool `json:"need_clear_history"`
Usage dto.Usage `json:"usage"`
Error
}
type BaiduChatStreamResponse struct {
BaiduChatResponse
SentenceId int `json:"sentence_id"`
IsEnd bool `json:"is_end"`
}
type BaiduEmbeddingRequest struct {
Input []string `json:"input"`
}
type BaiduEmbeddingData struct {
Object string `json:"object"`
Embedding []float64 `json:"embedding"`
Index int `json:"index"`
}
type BaiduEmbeddingResponse struct {
Id string `json:"id"`
Object string `json:"object"`
Created int64 `json:"created"`
Data []BaiduEmbeddingData `json:"data"`
Usage dto.Usage `json:"usage"`
Error
}
type BaiduAccessToken struct {
AccessToken string `json:"access_token"`
Error string `json:"error,omitempty"`
ErrorDescription string `json:"error_description,omitempty"`
ExpiresIn int64 `json:"expires_in,omitempty"`
ExpiresAt time.Time `json:"-"`
}
type BaiduTokenResponse struct {
ExpiresIn int `json:"expires_in"`
AccessToken string `json:"access_token"`
}

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package baidu
import (
"bufio"
"encoding/json"
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/common"
"one-api/dto"
relaycommon "one-api/relay/common"
"one-api/service"
"strings"
"sync"
"time"
)
// https://cloud.baidu.com/doc/WENXINWORKSHOP/s/flfmc9do2
var baiduTokenStore sync.Map
func requestOpenAI2Baidu(request dto.GeneralOpenAIRequest) *BaiduChatRequest {
messages := make([]BaiduMessage, 0, len(request.Messages))
for _, message := range request.Messages {
if message.Role == "system" {
messages = append(messages, BaiduMessage{
Role: "user",
Content: message.StringContent(),
})
messages = append(messages, BaiduMessage{
Role: "assistant",
Content: "Okay",
})
} else {
messages = append(messages, BaiduMessage{
Role: message.Role,
Content: message.StringContent(),
})
}
}
return &BaiduChatRequest{
Messages: messages,
Stream: request.Stream,
}
}
func responseBaidu2OpenAI(response *BaiduChatResponse) *dto.OpenAITextResponse {
content, _ := json.Marshal(response.Result)
choice := dto.OpenAITextResponseChoice{
Index: 0,
Message: dto.Message{
Role: "assistant",
Content: content,
},
FinishReason: "stop",
}
fullTextResponse := dto.OpenAITextResponse{
Id: response.Id,
Object: "chat.completion",
Created: response.Created,
Choices: []dto.OpenAITextResponseChoice{choice},
Usage: response.Usage,
}
return &fullTextResponse
}
func streamResponseBaidu2OpenAI(baiduResponse *BaiduChatStreamResponse) *dto.ChatCompletionsStreamResponse {
var choice dto.ChatCompletionsStreamResponseChoice
choice.Delta.Content = baiduResponse.Result
if baiduResponse.IsEnd {
choice.FinishReason = &relaycommon.StopFinishReason
}
response := dto.ChatCompletionsStreamResponse{
Id: baiduResponse.Id,
Object: "chat.completion.chunk",
Created: baiduResponse.Created,
Model: "ernie-bot",
Choices: []dto.ChatCompletionsStreamResponseChoice{choice},
}
return &response
}
func embeddingRequestOpenAI2Baidu(request dto.GeneralOpenAIRequest) *BaiduEmbeddingRequest {
return &BaiduEmbeddingRequest{
Input: request.ParseInput(),
}
}
func embeddingResponseBaidu2OpenAI(response *BaiduEmbeddingResponse) *dto.OpenAIEmbeddingResponse {
openAIEmbeddingResponse := dto.OpenAIEmbeddingResponse{
Object: "list",
Data: make([]dto.OpenAIEmbeddingResponseItem, 0, len(response.Data)),
Model: "baidu-embedding",
Usage: response.Usage,
}
for _, item := range response.Data {
openAIEmbeddingResponse.Data = append(openAIEmbeddingResponse.Data, dto.OpenAIEmbeddingResponseItem{
Object: item.Object,
Index: item.Index,
Embedding: item.Embedding,
})
}
return &openAIEmbeddingResponse
}
func baiduStreamHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var usage dto.Usage
scanner := bufio.NewScanner(resp.Body)
scanner.Split(func(data []byte, atEOF bool) (advance int, token []byte, err error) {
if atEOF && len(data) == 0 {
return 0, nil, nil
}
if i := strings.Index(string(data), "\n"); i >= 0 {
return i + 1, data[0:i], nil
}
if atEOF {
return len(data), data, nil
}
return 0, nil, nil
})
dataChan := make(chan string)
stopChan := make(chan bool)
go func() {
for scanner.Scan() {
data := scanner.Text()
if len(data) < 6 { // ignore blank line or wrong format
continue
}
data = data[6:]
dataChan <- data
}
stopChan <- true
}()
service.SetEventStreamHeaders(c)
c.Stream(func(w io.Writer) bool {
select {
case data := <-dataChan:
var baiduResponse BaiduChatStreamResponse
err := json.Unmarshal([]byte(data), &baiduResponse)
if err != nil {
common.SysError("error unmarshalling stream response: " + err.Error())
return true
}
if baiduResponse.Usage.TotalTokens != 0 {
usage.TotalTokens = baiduResponse.Usage.TotalTokens
usage.PromptTokens = baiduResponse.Usage.PromptTokens
usage.CompletionTokens = baiduResponse.Usage.TotalTokens - baiduResponse.Usage.PromptTokens
}
response := streamResponseBaidu2OpenAI(&baiduResponse)
jsonResponse, err := json.Marshal(response)
if err != nil {
common.SysError("error marshalling stream response: " + err.Error())
return true
}
c.Render(-1, common.CustomEvent{Data: "data: " + string(jsonResponse)})
return true
case <-stopChan:
c.Render(-1, common.CustomEvent{Data: "data: [DONE]"})
return false
}
})
err := resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
return nil, &usage
}
func baiduHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var baiduResponse BaiduChatResponse
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
err = json.Unmarshal(responseBody, &baiduResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
if baiduResponse.ErrorMsg != "" {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: dto.OpenAIError{
Message: baiduResponse.ErrorMsg,
Type: "baidu_error",
Param: "",
Code: baiduResponse.ErrorCode,
},
StatusCode: resp.StatusCode,
}, nil
}
fullTextResponse := responseBaidu2OpenAI(&baiduResponse)
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
c.Writer.WriteHeader(resp.StatusCode)
_, err = c.Writer.Write(jsonResponse)
return nil, &fullTextResponse.Usage
}
func baiduEmbeddingHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var baiduResponse BaiduEmbeddingResponse
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
err = json.Unmarshal(responseBody, &baiduResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
if baiduResponse.ErrorMsg != "" {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: dto.OpenAIError{
Message: baiduResponse.ErrorMsg,
Type: "baidu_error",
Param: "",
Code: baiduResponse.ErrorCode,
},
StatusCode: resp.StatusCode,
}, nil
}
fullTextResponse := embeddingResponseBaidu2OpenAI(&baiduResponse)
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
c.Writer.WriteHeader(resp.StatusCode)
_, err = c.Writer.Write(jsonResponse)
return nil, &fullTextResponse.Usage
}
func getBaiduAccessToken(apiKey string) (string, error) {
if val, ok := baiduTokenStore.Load(apiKey); ok {
var accessToken BaiduAccessToken
if accessToken, ok = val.(BaiduAccessToken); ok {
// soon this will expire
if time.Now().Add(time.Hour).After(accessToken.ExpiresAt) {
go func() {
_, _ = getBaiduAccessTokenHelper(apiKey)
}()
}
return accessToken.AccessToken, nil
}
}
accessToken, err := getBaiduAccessTokenHelper(apiKey)
if err != nil {
return "", err
}
if accessToken == nil {
return "", errors.New("getBaiduAccessToken return a nil token")
}
return (*accessToken).AccessToken, nil
}
func getBaiduAccessTokenHelper(apiKey string) (*BaiduAccessToken, error) {
parts := strings.Split(apiKey, "|")
if len(parts) != 2 {
return nil, errors.New("invalid baidu apikey")
}
req, err := http.NewRequest("POST", fmt.Sprintf("https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials&client_id=%s&client_secret=%s",
parts[0], parts[1]), nil)
if err != nil {
return nil, err
}
req.Header.Add("Content-Type", "application/json")
req.Header.Add("Accept", "application/json")
res, err := service.GetImpatientHttpClient().Do(req)
if err != nil {
return nil, err
}
defer res.Body.Close()
var accessToken BaiduAccessToken
err = json.NewDecoder(res.Body).Decode(&accessToken)
if err != nil {
return nil, err
}
if accessToken.Error != "" {
return nil, errors.New(accessToken.Error + ": " + accessToken.ErrorDescription)
}
if accessToken.AccessToken == "" {
return nil, errors.New("getBaiduAccessTokenHelper get empty access token")
}
accessToken.ExpiresAt = time.Now().Add(time.Duration(accessToken.ExpiresIn) * time.Second)
baiduTokenStore.Store(apiKey, accessToken)
return &accessToken, nil
}

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@@ -0,0 +1,65 @@
package claude
import (
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/dto"
relaychannel "one-api/relay/channel"
relaycommon "one-api/relay/common"
"one-api/service"
)
type Adaptor struct {
}
func (a *Adaptor) Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest) {
}
func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
return fmt.Sprintf("%s/v1/complete", info.BaseUrl), nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
relaychannel.SetupApiRequestHeader(info, c, req)
req.Header.Set("x-api-key", info.ApiKey)
anthropicVersion := c.Request.Header.Get("anthropic-version")
if anthropicVersion == "" {
anthropicVersion = "2023-06-01"
}
req.Header.Set("anthropic-version", anthropicVersion)
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *dto.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
return request, nil
}
func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
return relaychannel.DoApiRequest(a, c, info, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode) {
if info.IsStream {
var responseText string
err, responseText = claudeStreamHandler(c, resp)
usage = service.ResponseText2Usage(responseText, info.UpstreamModelName, info.PromptTokens)
} else {
err, usage = claudeHandler(c, resp, info.PromptTokens, info.UpstreamModelName)
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return ChannelName
}

View File

@@ -0,0 +1,7 @@
package claude
var ModelList = []string{
"claude-instant-1", "claude-2", "claude-2.0", "claude-2.1",
}
var ChannelName = "claude"

View File

@@ -0,0 +1,29 @@
package claude
type ClaudeMetadata struct {
UserId string `json:"user_id"`
}
type ClaudeRequest struct {
Model string `json:"model"`
Prompt string `json:"prompt"`
MaxTokensToSample uint `json:"max_tokens_to_sample"`
StopSequences []string `json:"stop_sequences,omitempty"`
Temperature float64 `json:"temperature,omitempty"`
TopP float64 `json:"top_p,omitempty"`
TopK int `json:"top_k,omitempty"`
//ClaudeMetadata `json:"metadata,omitempty"`
Stream bool `json:"stream,omitempty"`
}
type ClaudeError struct {
Type string `json:"type"`
Message string `json:"message"`
}
type ClaudeResponse struct {
Completion string `json:"completion"`
StopReason string `json:"stop_reason"`
Model string `json:"model"`
Error ClaudeError `json:"error"`
}

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@@ -0,0 +1,195 @@
package claude
import (
"bufio"
"encoding/json"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/common"
"one-api/dto"
"one-api/service"
"strings"
)
func stopReasonClaude2OpenAI(reason string) string {
switch reason {
case "stop_sequence":
return "stop"
case "max_tokens":
return "length"
default:
return reason
}
}
func requestOpenAI2Claude(textRequest dto.GeneralOpenAIRequest) *ClaudeRequest {
claudeRequest := ClaudeRequest{
Model: textRequest.Model,
Prompt: "",
MaxTokensToSample: textRequest.MaxTokens,
StopSequences: nil,
Temperature: textRequest.Temperature,
TopP: textRequest.TopP,
Stream: textRequest.Stream,
}
if claudeRequest.MaxTokensToSample == 0 {
claudeRequest.MaxTokensToSample = 1000000
}
prompt := ""
for _, message := range textRequest.Messages {
if message.Role == "user" {
prompt += fmt.Sprintf("\n\nHuman: %s", message.Content)
} else if message.Role == "assistant" {
prompt += fmt.Sprintf("\n\nAssistant: %s", message.Content)
} else if message.Role == "system" {
prompt += fmt.Sprintf("\n\nSystem: %s", message.Content)
}
}
prompt += "\n\nAssistant:"
claudeRequest.Prompt = prompt
return &claudeRequest
}
func streamResponseClaude2OpenAI(claudeResponse *ClaudeResponse) *dto.ChatCompletionsStreamResponse {
var choice dto.ChatCompletionsStreamResponseChoice
choice.Delta.Content = claudeResponse.Completion
finishReason := stopReasonClaude2OpenAI(claudeResponse.StopReason)
if finishReason != "null" {
choice.FinishReason = &finishReason
}
var response dto.ChatCompletionsStreamResponse
response.Object = "chat.completion.chunk"
response.Model = claudeResponse.Model
response.Choices = []dto.ChatCompletionsStreamResponseChoice{choice}
return &response
}
func responseClaude2OpenAI(claudeResponse *ClaudeResponse) *dto.OpenAITextResponse {
content, _ := json.Marshal(strings.TrimPrefix(claudeResponse.Completion, " "))
choice := dto.OpenAITextResponseChoice{
Index: 0,
Message: dto.Message{
Role: "assistant",
Content: content,
Name: nil,
},
FinishReason: stopReasonClaude2OpenAI(claudeResponse.StopReason),
}
fullTextResponse := dto.OpenAITextResponse{
Id: fmt.Sprintf("chatcmpl-%s", common.GetUUID()),
Object: "chat.completion",
Created: common.GetTimestamp(),
Choices: []dto.OpenAITextResponseChoice{choice},
}
return &fullTextResponse
}
func claudeStreamHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, string) {
responseText := ""
responseId := fmt.Sprintf("chatcmpl-%s", common.GetUUID())
createdTime := common.GetTimestamp()
scanner := bufio.NewScanner(resp.Body)
scanner.Split(func(data []byte, atEOF bool) (advance int, token []byte, err error) {
if atEOF && len(data) == 0 {
return 0, nil, nil
}
if i := strings.Index(string(data), "\r\n\r\n"); i >= 0 {
return i + 4, data[0:i], nil
}
if atEOF {
return len(data), data, nil
}
return 0, nil, nil
})
dataChan := make(chan string)
stopChan := make(chan bool)
go func() {
for scanner.Scan() {
data := scanner.Text()
if !strings.HasPrefix(data, "event: completion") {
continue
}
data = strings.TrimPrefix(data, "event: completion\r\ndata: ")
dataChan <- data
}
stopChan <- true
}()
service.SetEventStreamHeaders(c)
c.Stream(func(w io.Writer) bool {
select {
case data := <-dataChan:
// some implementations may add \r at the end of data
data = strings.TrimSuffix(data, "\r")
var claudeResponse ClaudeResponse
err := json.Unmarshal([]byte(data), &claudeResponse)
if err != nil {
common.SysError("error unmarshalling stream response: " + err.Error())
return true
}
responseText += claudeResponse.Completion
response := streamResponseClaude2OpenAI(&claudeResponse)
response.Id = responseId
response.Created = createdTime
jsonStr, err := json.Marshal(response)
if err != nil {
common.SysError("error marshalling stream response: " + err.Error())
return true
}
c.Render(-1, common.CustomEvent{Data: "data: " + string(jsonStr)})
return true
case <-stopChan:
c.Render(-1, common.CustomEvent{Data: "data: [DONE]"})
return false
}
})
err := resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), ""
}
return nil, responseText
}
func claudeHandler(c *gin.Context, resp *http.Response, promptTokens int, model string) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
var claudeResponse ClaudeResponse
err = json.Unmarshal(responseBody, &claudeResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
if claudeResponse.Error.Type != "" {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: dto.OpenAIError{
Message: claudeResponse.Error.Message,
Type: claudeResponse.Error.Type,
Param: "",
Code: claudeResponse.Error.Type,
},
StatusCode: resp.StatusCode,
}, nil
}
fullTextResponse := responseClaude2OpenAI(&claudeResponse)
completionTokens := service.CountTokenText(claudeResponse.Completion, model)
usage := dto.Usage{
PromptTokens: promptTokens,
CompletionTokens: completionTokens,
TotalTokens: promptTokens + completionTokens,
}
fullTextResponse.Usage = usage
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
c.Writer.WriteHeader(resp.StatusCode)
_, err = c.Writer.Write(jsonResponse)
return nil, &usage
}

View File

@@ -0,0 +1,64 @@
package gemini
import (
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/dto"
relaychannel "one-api/relay/channel"
relaycommon "one-api/relay/common"
"one-api/service"
)
type Adaptor struct {
}
func (a *Adaptor) Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest) {
}
func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
version := "v1"
action := "generateContent"
if info.IsStream {
action = "streamGenerateContent"
}
return fmt.Sprintf("%s/%s/models/%s:%s", info.BaseUrl, version, info.UpstreamModelName, action), nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
relaychannel.SetupApiRequestHeader(info, c, req)
req.Header.Set("x-goog-api-key", info.ApiKey)
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *dto.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
return CovertGemini2OpenAI(*request), nil
}
func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
return relaychannel.DoApiRequest(a, c, info, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode) {
if info.IsStream {
var responseText string
err, responseText = geminiChatStreamHandler(c, resp)
usage = service.ResponseText2Usage(responseText, info.UpstreamModelName, info.PromptTokens)
} else {
err, usage = geminiChatHandler(c, resp, info.PromptTokens, info.UpstreamModelName)
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return ChannelName
}

View File

@@ -0,0 +1,12 @@
package gemini
const (
GeminiVisionMaxImageNum = 16
)
var ModelList = []string{
"gemini-pro",
"gemini-pro-vision",
}
var ChannelName = "google gemini"

View File

@@ -0,0 +1,62 @@
package gemini
type GeminiChatRequest struct {
Contents []GeminiChatContent `json:"contents"`
SafetySettings []GeminiChatSafetySettings `json:"safety_settings,omitempty"`
GenerationConfig GeminiChatGenerationConfig `json:"generation_config,omitempty"`
Tools []GeminiChatTools `json:"tools,omitempty"`
}
type GeminiInlineData struct {
MimeType string `json:"mimeType"`
Data string `json:"data"`
}
type GeminiPart struct {
Text string `json:"text,omitempty"`
InlineData *GeminiInlineData `json:"inlineData,omitempty"`
}
type GeminiChatContent struct {
Role string `json:"role,omitempty"`
Parts []GeminiPart `json:"parts"`
}
type GeminiChatSafetySettings struct {
Category string `json:"category"`
Threshold string `json:"threshold"`
}
type GeminiChatTools struct {
FunctionDeclarations any `json:"functionDeclarations,omitempty"`
}
type GeminiChatGenerationConfig struct {
Temperature float64 `json:"temperature,omitempty"`
TopP float64 `json:"topP,omitempty"`
TopK float64 `json:"topK,omitempty"`
MaxOutputTokens uint `json:"maxOutputTokens,omitempty"`
CandidateCount int `json:"candidateCount,omitempty"`
StopSequences []string `json:"stopSequences,omitempty"`
}
type GeminiChatCandidate struct {
Content GeminiChatContent `json:"content"`
FinishReason string `json:"finishReason"`
Index int64 `json:"index"`
SafetyRatings []GeminiChatSafetyRating `json:"safetyRatings"`
}
type GeminiChatSafetyRating struct {
Category string `json:"category"`
Probability string `json:"probability"`
}
type GeminiChatPromptFeedback struct {
SafetyRatings []GeminiChatSafetyRating `json:"safetyRatings"`
}
type GeminiChatResponse struct {
Candidates []GeminiChatCandidate `json:"candidates"`
PromptFeedback GeminiChatPromptFeedback `json:"promptFeedback"`
}

View File

@@ -0,0 +1,274 @@
package gemini
import (
"bufio"
"encoding/json"
"fmt"
"io"
"net/http"
"one-api/common"
"one-api/dto"
relaycommon "one-api/relay/common"
"one-api/service"
"strings"
"github.com/gin-gonic/gin"
)
// Setting safety to the lowest possible values since Gemini is already powerless enough
func CovertGemini2OpenAI(textRequest dto.GeneralOpenAIRequest) *GeminiChatRequest {
geminiRequest := GeminiChatRequest{
Contents: make([]GeminiChatContent, 0, len(textRequest.Messages)),
SafetySettings: []GeminiChatSafetySettings{
{
Category: "HARM_CATEGORY_HARASSMENT",
Threshold: common.GeminiSafetySetting,
},
{
Category: "HARM_CATEGORY_HATE_SPEECH",
Threshold: common.GeminiSafetySetting,
},
{
Category: "HARM_CATEGORY_SEXUALLY_EXPLICIT",
Threshold: common.GeminiSafetySetting,
},
{
Category: "HARM_CATEGORY_DANGEROUS_CONTENT",
Threshold: common.GeminiSafetySetting,
},
},
GenerationConfig: GeminiChatGenerationConfig{
Temperature: textRequest.Temperature,
TopP: textRequest.TopP,
MaxOutputTokens: textRequest.MaxTokens,
},
}
if textRequest.Functions != nil {
geminiRequest.Tools = []GeminiChatTools{
{
FunctionDeclarations: textRequest.Functions,
},
}
}
shouldAddDummyModelMessage := false
for _, message := range textRequest.Messages {
content := GeminiChatContent{
Role: message.Role,
Parts: []GeminiPart{
{
Text: message.StringContent(),
},
},
}
openaiContent := message.ParseContent()
var parts []GeminiPart
imageNum := 0
for _, part := range openaiContent {
if part.Type == dto.ContentTypeText {
parts = append(parts, GeminiPart{
Text: part.Text,
})
} else if part.Type == dto.ContentTypeImageURL {
imageNum += 1
if imageNum > GeminiVisionMaxImageNum {
continue
}
mimeType, data, _ := common.GetImageFromUrl(part.ImageUrl.(dto.MessageImageUrl).Url)
parts = append(parts, GeminiPart{
InlineData: &GeminiInlineData{
MimeType: mimeType,
Data: data,
},
})
}
}
content.Parts = parts
// there's no assistant role in gemini and API shall vomit if Role is not user or model
if content.Role == "assistant" {
content.Role = "model"
}
// Converting system prompt to prompt from user for the same reason
if content.Role == "system" {
content.Role = "user"
shouldAddDummyModelMessage = true
}
geminiRequest.Contents = append(geminiRequest.Contents, content)
// If a system message is the last message, we need to add a dummy model message to make gemini happy
if shouldAddDummyModelMessage {
geminiRequest.Contents = append(geminiRequest.Contents, GeminiChatContent{
Role: "model",
Parts: []GeminiPart{
{
Text: "Okay",
},
},
})
shouldAddDummyModelMessage = false
}
}
return &geminiRequest
}
func (g *GeminiChatResponse) GetResponseText() string {
if g == nil {
return ""
}
if len(g.Candidates) > 0 && len(g.Candidates[0].Content.Parts) > 0 {
return g.Candidates[0].Content.Parts[0].Text
}
return ""
}
func responseGeminiChat2OpenAI(response *GeminiChatResponse) *dto.OpenAITextResponse {
fullTextResponse := dto.OpenAITextResponse{
Id: fmt.Sprintf("chatcmpl-%s", common.GetUUID()),
Object: "chat.completion",
Created: common.GetTimestamp(),
Choices: make([]dto.OpenAITextResponseChoice, 0, len(response.Candidates)),
}
content, _ := json.Marshal("")
for i, candidate := range response.Candidates {
choice := dto.OpenAITextResponseChoice{
Index: i,
Message: dto.Message{
Role: "assistant",
Content: content,
},
FinishReason: relaycommon.StopFinishReason,
}
content, _ = json.Marshal(candidate.Content.Parts[0].Text)
if len(candidate.Content.Parts) > 0 {
choice.Message.Content = content
}
fullTextResponse.Choices = append(fullTextResponse.Choices, choice)
}
return &fullTextResponse
}
func streamResponseGeminiChat2OpenAI(geminiResponse *GeminiChatResponse) *dto.ChatCompletionsStreamResponse {
var choice dto.ChatCompletionsStreamResponseChoice
choice.Delta.Content = geminiResponse.GetResponseText()
choice.FinishReason = &relaycommon.StopFinishReason
var response dto.ChatCompletionsStreamResponse
response.Object = "chat.completion.chunk"
response.Model = "gemini"
response.Choices = []dto.ChatCompletionsStreamResponseChoice{choice}
return &response
}
func geminiChatStreamHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, string) {
responseText := ""
dataChan := make(chan string)
stopChan := make(chan bool)
scanner := bufio.NewScanner(resp.Body)
scanner.Split(func(data []byte, atEOF bool) (advance int, token []byte, err error) {
if atEOF && len(data) == 0 {
return 0, nil, nil
}
if i := strings.Index(string(data), "\n"); i >= 0 {
return i + 1, data[0:i], nil
}
if atEOF {
return len(data), data, nil
}
return 0, nil, nil
})
go func() {
for scanner.Scan() {
data := scanner.Text()
data = strings.TrimSpace(data)
if !strings.HasPrefix(data, "\"text\": \"") {
continue
}
data = strings.TrimPrefix(data, "\"text\": \"")
data = strings.TrimSuffix(data, "\"")
dataChan <- data
}
stopChan <- true
}()
service.SetEventStreamHeaders(c)
c.Stream(func(w io.Writer) bool {
select {
case data := <-dataChan:
// this is used to prevent annoying \ related format bug
data = fmt.Sprintf("{\"content\": \"%s\"}", data)
type dummyStruct struct {
Content string `json:"content"`
}
var dummy dummyStruct
err := json.Unmarshal([]byte(data), &dummy)
responseText += dummy.Content
var choice dto.ChatCompletionsStreamResponseChoice
choice.Delta.Content = dummy.Content
response := dto.ChatCompletionsStreamResponse{
Id: fmt.Sprintf("chatcmpl-%s", common.GetUUID()),
Object: "chat.completion.chunk",
Created: common.GetTimestamp(),
Model: "gemini-pro",
Choices: []dto.ChatCompletionsStreamResponseChoice{choice},
}
jsonResponse, err := json.Marshal(response)
if err != nil {
common.SysError("error marshalling stream response: " + err.Error())
return true
}
c.Render(-1, common.CustomEvent{Data: "data: " + string(jsonResponse)})
return true
case <-stopChan:
c.Render(-1, common.CustomEvent{Data: "data: [DONE]"})
return false
}
})
err := resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), ""
}
return nil, responseText
}
func geminiChatHandler(c *gin.Context, resp *http.Response, promptTokens int, model string) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
var geminiResponse GeminiChatResponse
err = json.Unmarshal(responseBody, &geminiResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
if len(geminiResponse.Candidates) == 0 {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: dto.OpenAIError{
Message: "No candidates returned",
Type: "server_error",
Param: "",
Code: 500,
},
StatusCode: resp.StatusCode,
}, nil
}
fullTextResponse := responseGeminiChat2OpenAI(&geminiResponse)
completionTokens := service.CountTokenText(geminiResponse.GetResponseText(), model)
usage := dto.Usage{
PromptTokens: promptTokens,
CompletionTokens: completionTokens,
TotalTokens: promptTokens + completionTokens,
}
fullTextResponse.Usage = usage
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
c.Writer.WriteHeader(resp.StatusCode)
_, err = c.Writer.Write(jsonResponse)
return nil, &usage
}

View File

@@ -0,0 +1,7 @@
package moonshot
var ModelList = []string{
"moonshot-v1-8k",
"moonshot-v1-32k",
"moonshot-v1-128k",
}

View File

@@ -0,0 +1,84 @@
package openai
import (
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/common"
"one-api/dto"
relaychannel "one-api/relay/channel"
relaycommon "one-api/relay/common"
"one-api/service"
"strings"
)
type Adaptor struct {
}
func (a *Adaptor) Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest) {
}
func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
if info.ChannelType == common.ChannelTypeAzure {
// https://learn.microsoft.com/en-us/azure/cognitive-services/openai/chatgpt-quickstart?pivots=rest-api&tabs=command-line#rest-api
requestURL := strings.Split(info.RequestURLPath, "?")[0]
requestURL = fmt.Sprintf("%s?api-version=%s", requestURL, info.ApiVersion)
task := strings.TrimPrefix(requestURL, "/v1/")
model_ := info.UpstreamModelName
model_ = strings.Replace(model_, ".", "", -1)
// https://github.com/songquanpeng/one-api/issues/67
model_ = strings.TrimSuffix(model_, "-0301")
model_ = strings.TrimSuffix(model_, "-0314")
model_ = strings.TrimSuffix(model_, "-0613")
requestURL = fmt.Sprintf("/openai/deployments/%s/%s", model_, task)
return relaycommon.GetFullRequestURL(info.BaseUrl, requestURL, info.ChannelType), nil
}
return relaycommon.GetFullRequestURL(info.BaseUrl, info.RequestURLPath, info.ChannelType), nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
relaychannel.SetupApiRequestHeader(info, c, req)
if info.ChannelType == common.ChannelTypeAzure {
req.Header.Set("api-key", info.ApiKey)
return nil
}
req.Header.Set("Authorization", "Bearer "+info.ApiKey)
if info.ChannelType == common.ChannelTypeOpenRouter {
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 *dto.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
return request, nil
}
func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
return relaychannel.DoApiRequest(a, c, info, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode) {
if info.IsStream {
var responseText string
err, responseText = openaiStreamHandler(c, resp, info.RelayMode)
usage = service.ResponseText2Usage(responseText, info.UpstreamModelName, info.PromptTokens)
} else {
err, usage = openaiHandler(c, resp, info.PromptTokens, info.UpstreamModelName)
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return ChannelName
}

View File

@@ -0,0 +1,21 @@
package openai
var ModelList = []string{
"gpt-3.5-turbo", "gpt-3.5-turbo-0301", "gpt-3.5-turbo-0613", "gpt-3.5-turbo-1106", "gpt-3.5-turbo-0125",
"gpt-3.5-turbo-16k", "gpt-3.5-turbo-16k-0613",
"gpt-3.5-turbo-instruct",
"gpt-4", "gpt-4-0314", "gpt-4-0613", "gpt-4-1106-preview", "gpt-4-0125-preview",
"gpt-4-32k", "gpt-4-32k-0314", "gpt-4-32k-0613",
"gpt-4-turbo-preview",
"gpt-4-vision-preview",
"text-embedding-ada-002", "text-embedding-3-small", "text-embedding-3-large",
"text-curie-001", "text-babbage-001", "text-ada-001", "text-davinci-002", "text-davinci-003",
"text-moderation-latest", "text-moderation-stable",
"text-davinci-edit-001",
"davinci-002", "babbage-002",
"dall-e-2", "dall-e-3",
"whisper-1",
"tts-1", "tts-1-1106", "tts-1-hd", "tts-1-hd-1106",
}
var ChannelName = "openai"

View File

@@ -0,0 +1,165 @@
package openai
import (
"bufio"
"bytes"
"encoding/json"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/common"
"one-api/dto"
relayconstant "one-api/relay/constant"
"one-api/service"
"strings"
"sync"
"time"
)
func openaiStreamHandler(c *gin.Context, resp *http.Response, relayMode int) (*dto.OpenAIErrorWithStatusCode, string) {
var responseTextBuilder strings.Builder
scanner := bufio.NewScanner(resp.Body)
scanner.Split(func(data []byte, atEOF bool) (advance int, token []byte, err error) {
if atEOF && len(data) == 0 {
return 0, nil, nil
}
if i := strings.Index(string(data), "\n"); i >= 0 {
return i + 1, data[0:i], nil
}
if atEOF {
return len(data), data, nil
}
return 0, nil, nil
})
dataChan := make(chan string, 5)
stopChan := make(chan bool, 2)
defer close(stopChan)
defer close(dataChan)
var wg sync.WaitGroup
go func() {
wg.Add(1)
defer wg.Done()
var streamItems []string
for scanner.Scan() {
data := scanner.Text()
if len(data) < 6 { // ignore blank line or wrong format
continue
}
if data[:6] != "data: " && data[:6] != "[DONE]" {
continue
}
dataChan <- data
data = data[6:]
if !strings.HasPrefix(data, "[DONE]") {
streamItems = append(streamItems, data)
}
}
streamResp := "[" + strings.Join(streamItems, ",") + "]"
switch relayMode {
case relayconstant.RelayModeChatCompletions:
var streamResponses []dto.ChatCompletionsStreamResponseSimple
err := json.Unmarshal(common.StringToByteSlice(streamResp), &streamResponses)
if err != nil {
common.SysError("error unmarshalling stream response: " + err.Error())
return // just ignore the error
}
for _, streamResponse := range streamResponses {
for _, choice := range streamResponse.Choices {
responseTextBuilder.WriteString(choice.Delta.Content)
}
}
case relayconstant.RelayModeCompletions:
var streamResponses []dto.CompletionsStreamResponse
err := json.Unmarshal(common.StringToByteSlice(streamResp), &streamResponses)
if err != nil {
common.SysError("error unmarshalling stream response: " + err.Error())
return // just ignore the error
}
for _, streamResponse := range streamResponses {
for _, choice := range streamResponse.Choices {
responseTextBuilder.WriteString(choice.Text)
}
}
}
if len(dataChan) > 0 {
// wait data out
time.Sleep(2 * time.Second)
}
common.SafeSend(stopChan, true)
}()
service.SetEventStreamHeaders(c)
c.Stream(func(w io.Writer) bool {
select {
case data := <-dataChan:
if strings.HasPrefix(data, "data: [DONE]") {
data = data[:12]
}
// some implementations may add \r at the end of data
data = strings.TrimSuffix(data, "\r")
c.Render(-1, common.CustomEvent{Data: data})
return true
case <-stopChan:
return false
}
})
err := resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), ""
}
wg.Wait()
return nil, responseTextBuilder.String()
}
func openaiHandler(c *gin.Context, resp *http.Response, promptTokens int, model string) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var textResponse dto.TextResponse
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
err = json.Unmarshal(responseBody, &textResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
if textResponse.Error.Type != "" {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: textResponse.Error,
StatusCode: resp.StatusCode,
}, nil
}
// Reset response body
resp.Body = io.NopCloser(bytes.NewBuffer(responseBody))
// We shouldn't set the header before we parse the response body, because the parse part may fail.
// And then we will have to send an error response, but in this case, the header has already been set.
// So the httpClient will be confused by the response.
// For example, Postman will report error, and we cannot check the response at all.
for k, v := range resp.Header {
c.Writer.Header().Set(k, v[0])
}
c.Writer.WriteHeader(resp.StatusCode)
_, err = io.Copy(c.Writer, resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "copy_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
if textResponse.Usage.TotalTokens == 0 {
completionTokens := 0
for _, choice := range textResponse.Choices {
completionTokens += service.CountTokenText(string(choice.Message.Content), model)
}
textResponse.Usage = dto.Usage{
PromptTokens: promptTokens,
CompletionTokens: completionTokens,
TotalTokens: promptTokens + completionTokens,
}
}
return nil, &textResponse.Usage
}

View File

@@ -0,0 +1,59 @@
package palm
import (
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/dto"
relaychannel "one-api/relay/channel"
relaycommon "one-api/relay/common"
"one-api/service"
)
type Adaptor struct {
}
func (a *Adaptor) Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest) {
}
func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
return fmt.Sprintf("%s/v1beta2/models/chat-bison-001:generateMessage", info.BaseUrl), nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
relaychannel.SetupApiRequestHeader(info, c, req)
req.Header.Set("x-goog-api-key", info.ApiKey)
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *dto.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
return request, nil
}
func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
return relaychannel.DoApiRequest(a, c, info, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode) {
if info.IsStream {
var responseText string
err, responseText = palmStreamHandler(c, resp)
usage = service.ResponseText2Usage(responseText, info.UpstreamModelName, info.PromptTokens)
} else {
err, usage = palmHandler(c, resp, info.PromptTokens, info.UpstreamModelName)
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return ChannelName
}

View File

@@ -0,0 +1,7 @@
package palm
var ModelList = []string{
"PaLM-2",
}
var ChannelName = "google palm"

38
relay/channel/palm/dto.go Normal file
View File

@@ -0,0 +1,38 @@
package palm
import "one-api/dto"
type PaLMChatMessage struct {
Author string `json:"author"`
Content string `json:"content"`
}
type PaLMFilter struct {
Reason string `json:"reason"`
Message string `json:"message"`
}
type PaLMPrompt struct {
Messages []PaLMChatMessage `json:"messages"`
}
type PaLMChatRequest struct {
Prompt PaLMPrompt `json:"prompt"`
Temperature float64 `json:"temperature,omitempty"`
CandidateCount int `json:"candidateCount,omitempty"`
TopP float64 `json:"topP,omitempty"`
TopK uint `json:"topK,omitempty"`
}
type PaLMError struct {
Code int `json:"code"`
Message string `json:"message"`
Status string `json:"status"`
}
type PaLMChatResponse struct {
Candidates []PaLMChatMessage `json:"candidates"`
Messages []dto.Message `json:"messages"`
Filters []PaLMFilter `json:"filters"`
Error PaLMError `json:"error"`
}

View File

@@ -0,0 +1,174 @@
package palm
import (
"encoding/json"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/common"
"one-api/dto"
relaycommon "one-api/relay/common"
"one-api/service"
)
// https://developers.generativeai.google/api/rest/generativelanguage/models/generateMessage#request-body
// https://developers.generativeai.google/api/rest/generativelanguage/models/generateMessage#response-body
func requestOpenAI2PaLM(textRequest dto.GeneralOpenAIRequest) *PaLMChatRequest {
palmRequest := PaLMChatRequest{
Prompt: PaLMPrompt{
Messages: make([]PaLMChatMessage, 0, len(textRequest.Messages)),
},
Temperature: textRequest.Temperature,
CandidateCount: textRequest.N,
TopP: textRequest.TopP,
TopK: textRequest.MaxTokens,
}
for _, message := range textRequest.Messages {
palmMessage := PaLMChatMessage{
Content: message.StringContent(),
}
if message.Role == "user" {
palmMessage.Author = "0"
} else {
palmMessage.Author = "1"
}
palmRequest.Prompt.Messages = append(palmRequest.Prompt.Messages, palmMessage)
}
return &palmRequest
}
func responsePaLM2OpenAI(response *PaLMChatResponse) *dto.OpenAITextResponse {
fullTextResponse := dto.OpenAITextResponse{
Choices: make([]dto.OpenAITextResponseChoice, 0, len(response.Candidates)),
}
for i, candidate := range response.Candidates {
content, _ := json.Marshal(candidate.Content)
choice := dto.OpenAITextResponseChoice{
Index: i,
Message: dto.Message{
Role: "assistant",
Content: content,
},
FinishReason: "stop",
}
fullTextResponse.Choices = append(fullTextResponse.Choices, choice)
}
return &fullTextResponse
}
func streamResponsePaLM2OpenAI(palmResponse *PaLMChatResponse) *dto.ChatCompletionsStreamResponse {
var choice dto.ChatCompletionsStreamResponseChoice
if len(palmResponse.Candidates) > 0 {
choice.Delta.Content = palmResponse.Candidates[0].Content
}
choice.FinishReason = &relaycommon.StopFinishReason
var response dto.ChatCompletionsStreamResponse
response.Object = "chat.completion.chunk"
response.Model = "palm2"
response.Choices = []dto.ChatCompletionsStreamResponseChoice{choice}
return &response
}
func palmStreamHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, string) {
responseText := ""
responseId := fmt.Sprintf("chatcmpl-%s", common.GetUUID())
createdTime := common.GetTimestamp()
dataChan := make(chan string)
stopChan := make(chan bool)
go func() {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
common.SysError("error reading stream response: " + err.Error())
stopChan <- true
return
}
err = resp.Body.Close()
if err != nil {
common.SysError("error closing stream response: " + err.Error())
stopChan <- true
return
}
var palmResponse PaLMChatResponse
err = json.Unmarshal(responseBody, &palmResponse)
if err != nil {
common.SysError("error unmarshalling stream response: " + err.Error())
stopChan <- true
return
}
fullTextResponse := streamResponsePaLM2OpenAI(&palmResponse)
fullTextResponse.Id = responseId
fullTextResponse.Created = createdTime
if len(palmResponse.Candidates) > 0 {
responseText = palmResponse.Candidates[0].Content
}
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
common.SysError("error marshalling stream response: " + err.Error())
stopChan <- true
return
}
dataChan <- string(jsonResponse)
stopChan <- true
}()
service.SetEventStreamHeaders(c)
c.Stream(func(w io.Writer) bool {
select {
case data := <-dataChan:
c.Render(-1, common.CustomEvent{Data: "data: " + data})
return true
case <-stopChan:
c.Render(-1, common.CustomEvent{Data: "data: [DONE]"})
return false
}
})
err := resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), ""
}
return nil, responseText
}
func palmHandler(c *gin.Context, resp *http.Response, promptTokens int, model string) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
var palmResponse PaLMChatResponse
err = json.Unmarshal(responseBody, &palmResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
if palmResponse.Error.Code != 0 || len(palmResponse.Candidates) == 0 {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: dto.OpenAIError{
Message: palmResponse.Error.Message,
Type: palmResponse.Error.Status,
Param: "",
Code: palmResponse.Error.Code,
},
StatusCode: resp.StatusCode,
}, nil
}
fullTextResponse := responsePaLM2OpenAI(&palmResponse)
completionTokens := service.CountTokenText(palmResponse.Candidates[0].Content, model)
usage := dto.Usage{
PromptTokens: promptTokens,
CompletionTokens: completionTokens,
TotalTokens: promptTokens + completionTokens,
}
fullTextResponse.Usage = usage
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
c.Writer.WriteHeader(resp.StatusCode)
_, err = c.Writer.Write(jsonResponse)
return nil, &usage
}

View File

@@ -0,0 +1,73 @@
package tencent
import (
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/dto"
relaychannel "one-api/relay/channel"
relaycommon "one-api/relay/common"
"one-api/service"
"strings"
)
type Adaptor struct {
Sign string
}
func (a *Adaptor) Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest) {
}
func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
return fmt.Sprintf("%s/hyllm/v1/chat/completions", info.BaseUrl), nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
relaychannel.SetupApiRequestHeader(info, c, req)
req.Header.Set("Authorization", a.Sign)
req.Header.Set("X-TC-Action", info.UpstreamModelName)
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *dto.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
apiKey := c.Request.Header.Get("Authorization")
apiKey = strings.TrimPrefix(apiKey, "Bearer ")
appId, secretId, secretKey, err := parseTencentConfig(apiKey)
if err != nil {
return nil, err
}
tencentRequest := requestOpenAI2Tencent(*request)
tencentRequest.AppId = appId
tencentRequest.SecretId = secretId
// we have to calculate the sign here
a.Sign = getTencentSign(*tencentRequest, secretKey)
return tencentRequest, nil
}
func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
return relaychannel.DoApiRequest(a, c, info, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode) {
if info.IsStream {
var responseText string
err, responseText = tencentStreamHandler(c, resp)
usage = service.ResponseText2Usage(responseText, info.UpstreamModelName, info.PromptTokens)
} else {
err, usage = tencentHandler(c, resp)
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return ChannelName
}

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package tencent
var ModelList = []string{
"ChatPro",
"ChatStd",
"hunyuan",
}
var ChannelName = "tencent"

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@@ -0,0 +1,61 @@
package tencent
import "one-api/dto"
type TencentMessage struct {
Role string `json:"role"`
Content string `json:"content"`
}
type TencentChatRequest struct {
AppId int64 `json:"app_id"` // 腾讯云账号的 APPID
SecretId string `json:"secret_id"` // 官网 SecretId
// Timestamp当前 UNIX 时间戳,单位为秒,可记录发起 API 请求的时间。
// 例如1529223702如果与当前时间相差过大会引起签名过期错误
Timestamp int64 `json:"timestamp"`
// Expired 签名的有效期,是一个符合 UNIX Epoch 时间戳规范的数值,
// 单位为秒Expired 必须大于 Timestamp 且 Expired-Timestamp 小于90天
Expired int64 `json:"expired"`
QueryID string `json:"query_id"` //请求 Id用于问题排查
// Temperature 较高的数值会使输出更加随机,而较低的数值会使其更加集中和确定
// 默认 1.0,取值区间为[0.0,2.0],非必要不建议使用,不合理的取值会影响效果
// 建议该参数和 top_p 只设置1个不要同时更改 top_p
Temperature float64 `json:"temperature"`
// TopP 影响输出文本的多样性,取值越大,生成文本的多样性越强
// 默认1.0,取值区间为[0.0, 1.0],非必要不建议使用, 不合理的取值会影响效果
// 建议该参数和 temperature 只设置1个不要同时更改
TopP float64 `json:"top_p"`
// Stream 0同步1流式 默认协议SSE)
// 同步请求超时60s如果内容较长建议使用流式
Stream int `json:"stream"`
// Messages 会话内容, 长度最多为40, 按对话时间从旧到新在数组中排列
// 输入 content 总数最大支持 3000 token。
Messages []TencentMessage `json:"messages"`
}
type TencentError struct {
Code int `json:"code"`
Message string `json:"message"`
}
type TencentUsage struct {
InputTokens int `json:"input_tokens"`
OutputTokens int `json:"output_tokens"`
TotalTokens int `json:"total_tokens"`
}
type TencentResponseChoices struct {
FinishReason string `json:"finish_reason,omitempty"` // 流式结束标志位,为 stop 则表示尾包
Messages TencentMessage `json:"messages,omitempty"` // 内容,同步模式返回内容,流模式为 null 输出 content 内容总数最多支持 1024token。
Delta TencentMessage `json:"delta,omitempty"` // 内容,流模式返回内容,同步模式为 null 输出 content 内容总数最多支持 1024token。
}
type TencentChatResponse struct {
Choices []TencentResponseChoices `json:"choices,omitempty"` // 结果
Created string `json:"created,omitempty"` // unix 时间戳的字符串
Id string `json:"id,omitempty"` // 会话 id
Usage dto.Usage `json:"usage,omitempty"` // token 数量
Error TencentError `json:"error,omitempty"` // 错误信息 注意:此字段可能返回 null表示取不到有效值
Note string `json:"note,omitempty"` // 注释
ReqID string `json:"req_id,omitempty"` // 唯一请求 Id每次请求都会返回。用于反馈接口入参
}

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package tencent
import (
"bufio"
"crypto/hmac"
"crypto/sha1"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/common"
"one-api/dto"
relaycommon "one-api/relay/common"
"one-api/service"
"sort"
"strconv"
"strings"
)
// https://cloud.tencent.com/document/product/1729/97732
func requestOpenAI2Tencent(request dto.GeneralOpenAIRequest) *TencentChatRequest {
messages := make([]TencentMessage, 0, len(request.Messages))
for i := 0; i < len(request.Messages); i++ {
message := request.Messages[i]
if message.Role == "system" {
messages = append(messages, TencentMessage{
Role: "user",
Content: message.StringContent(),
})
messages = append(messages, TencentMessage{
Role: "assistant",
Content: "Okay",
})
continue
}
messages = append(messages, TencentMessage{
Content: message.StringContent(),
Role: message.Role,
})
}
stream := 0
if request.Stream {
stream = 1
}
return &TencentChatRequest{
Timestamp: common.GetTimestamp(),
Expired: common.GetTimestamp() + 24*60*60,
QueryID: common.GetUUID(),
Temperature: request.Temperature,
TopP: request.TopP,
Stream: stream,
Messages: messages,
}
}
func responseTencent2OpenAI(response *TencentChatResponse) *dto.OpenAITextResponse {
fullTextResponse := dto.OpenAITextResponse{
Object: "chat.completion",
Created: common.GetTimestamp(),
Usage: response.Usage,
}
if len(response.Choices) > 0 {
content, _ := json.Marshal(response.Choices[0].Messages.Content)
choice := dto.OpenAITextResponseChoice{
Index: 0,
Message: dto.Message{
Role: "assistant",
Content: content,
},
FinishReason: response.Choices[0].FinishReason,
}
fullTextResponse.Choices = append(fullTextResponse.Choices, choice)
}
return &fullTextResponse
}
func streamResponseTencent2OpenAI(TencentResponse *TencentChatResponse) *dto.ChatCompletionsStreamResponse {
response := dto.ChatCompletionsStreamResponse{
Object: "chat.completion.chunk",
Created: common.GetTimestamp(),
Model: "tencent-hunyuan",
}
if len(TencentResponse.Choices) > 0 {
var choice dto.ChatCompletionsStreamResponseChoice
choice.Delta.Content = TencentResponse.Choices[0].Delta.Content
if TencentResponse.Choices[0].FinishReason == "stop" {
choice.FinishReason = &relaycommon.StopFinishReason
}
response.Choices = append(response.Choices, choice)
}
return &response
}
func tencentStreamHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, string) {
var responseText string
scanner := bufio.NewScanner(resp.Body)
scanner.Split(func(data []byte, atEOF bool) (advance int, token []byte, err error) {
if atEOF && len(data) == 0 {
return 0, nil, nil
}
if i := strings.Index(string(data), "\n"); i >= 0 {
return i + 1, data[0:i], nil
}
if atEOF {
return len(data), data, nil
}
return 0, nil, nil
})
dataChan := make(chan string)
stopChan := make(chan bool)
go func() {
for scanner.Scan() {
data := scanner.Text()
if len(data) < 5 { // ignore blank line or wrong format
continue
}
if data[:5] != "data:" {
continue
}
data = data[5:]
dataChan <- data
}
stopChan <- true
}()
service.SetEventStreamHeaders(c)
c.Stream(func(w io.Writer) bool {
select {
case data := <-dataChan:
var TencentResponse TencentChatResponse
err := json.Unmarshal([]byte(data), &TencentResponse)
if err != nil {
common.SysError("error unmarshalling stream response: " + err.Error())
return true
}
response := streamResponseTencent2OpenAI(&TencentResponse)
if len(response.Choices) != 0 {
responseText += response.Choices[0].Delta.Content
}
jsonResponse, err := json.Marshal(response)
if err != nil {
common.SysError("error marshalling stream response: " + err.Error())
return true
}
c.Render(-1, common.CustomEvent{Data: "data: " + string(jsonResponse)})
return true
case <-stopChan:
c.Render(-1, common.CustomEvent{Data: "data: [DONE]"})
return false
}
})
err := resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), ""
}
return nil, responseText
}
func tencentHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var TencentResponse TencentChatResponse
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
err = json.Unmarshal(responseBody, &TencentResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
if TencentResponse.Error.Code != 0 {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: dto.OpenAIError{
Message: TencentResponse.Error.Message,
Code: TencentResponse.Error.Code,
},
StatusCode: resp.StatusCode,
}, nil
}
fullTextResponse := responseTencent2OpenAI(&TencentResponse)
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
c.Writer.WriteHeader(resp.StatusCode)
_, err = c.Writer.Write(jsonResponse)
return nil, &fullTextResponse.Usage
}
func parseTencentConfig(config string) (appId int64, secretId string, secretKey string, err error) {
parts := strings.Split(config, "|")
if len(parts) != 3 {
err = errors.New("invalid tencent config")
return
}
appId, err = strconv.ParseInt(parts[0], 10, 64)
secretId = parts[1]
secretKey = parts[2]
return
}
func getTencentSign(req TencentChatRequest, secretKey string) string {
params := make([]string, 0)
params = append(params, "app_id="+strconv.FormatInt(req.AppId, 10))
params = append(params, "secret_id="+req.SecretId)
params = append(params, "timestamp="+strconv.FormatInt(req.Timestamp, 10))
params = append(params, "query_id="+req.QueryID)
params = append(params, "temperature="+strconv.FormatFloat(req.Temperature, 'f', -1, 64))
params = append(params, "top_p="+strconv.FormatFloat(req.TopP, 'f', -1, 64))
params = append(params, "stream="+strconv.Itoa(req.Stream))
params = append(params, "expired="+strconv.FormatInt(req.Expired, 10))
var messageStr string
for _, msg := range req.Messages {
messageStr += fmt.Sprintf(`{"role":"%s","content":"%s"},`, msg.Role, msg.Content)
}
messageStr = strings.TrimSuffix(messageStr, ",")
params = append(params, "messages=["+messageStr+"]")
sort.Sort(sort.StringSlice(params))
url := "hunyuan.cloud.tencent.com/hyllm/v1/chat/completions?" + strings.Join(params, "&")
mac := hmac.New(sha1.New, []byte(secretKey))
signURL := url
mac.Write([]byte(signURL))
sign := mac.Sum([]byte(nil))
return base64.StdEncoding.EncodeToString(sign)
}

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@@ -0,0 +1,68 @@
package xunfei
import (
"errors"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/dto"
relaychannel "one-api/relay/channel"
relaycommon "one-api/relay/common"
"one-api/service"
"strings"
)
type Adaptor struct {
request *dto.GeneralOpenAIRequest
}
func (a *Adaptor) Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest) {
}
func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
return "", nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
relaychannel.SetupApiRequestHeader(info, c, req)
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *dto.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
a.request = request
return request, nil
}
func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
// xunfei's request is not http request, so we don't need to do anything here
dummyResp := &http.Response{}
dummyResp.StatusCode = http.StatusOK
return dummyResp, nil
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode) {
splits := strings.Split(info.ApiKey, "|")
if len(splits) != 3 {
return nil, service.OpenAIErrorWrapper(errors.New("invalid auth"), "invalid_auth", http.StatusBadRequest)
}
if a.request == nil {
return nil, service.OpenAIErrorWrapper(errors.New("request is nil"), "request_is_nil", http.StatusBadRequest)
}
if info.IsStream {
err, usage = xunfeiStreamHandler(c, *a.request, splits[0], splits[1], splits[2])
} else {
err, usage = xunfeiHandler(c, *a.request, splits[0], splits[1], splits[2])
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return ChannelName
}

View File

@@ -0,0 +1,11 @@
package xunfei
var ModelList = []string{
"SparkDesk",
"SparkDesk-v1.1",
"SparkDesk-v2.1",
"SparkDesk-v3.1",
"SparkDesk-v3.5",
}
var ChannelName = "xunfei"

View File

@@ -0,0 +1,59 @@
package xunfei
import "one-api/dto"
type XunfeiMessage struct {
Role string `json:"role"`
Content string `json:"content"`
}
type XunfeiChatRequest struct {
Header struct {
AppId string `json:"app_id"`
} `json:"header"`
Parameter struct {
Chat struct {
Domain string `json:"domain,omitempty"`
Temperature float64 `json:"temperature,omitempty"`
TopK int `json:"top_k,omitempty"`
MaxTokens uint `json:"max_tokens,omitempty"`
Auditing bool `json:"auditing,omitempty"`
} `json:"chat"`
} `json:"parameter"`
Payload struct {
Message struct {
Text []XunfeiMessage `json:"text"`
} `json:"message"`
} `json:"payload"`
}
type XunfeiChatResponseTextItem struct {
Content string `json:"content"`
Role string `json:"role"`
Index int `json:"index"`
}
type XunfeiChatResponse struct {
Header struct {
Code int `json:"code"`
Message string `json:"message"`
Sid string `json:"sid"`
Status int `json:"status"`
} `json:"header"`
Payload struct {
Choices struct {
Status int `json:"status"`
Seq int `json:"seq"`
Text []XunfeiChatResponseTextItem `json:"text"`
} `json:"choices"`
Usage struct {
//Text struct {
// QuestionTokens string `json:"question_tokens"`
// PromptTokens string `json:"prompt_tokens"`
// CompletionTokens string `json:"completion_tokens"`
// TotalTokens string `json:"total_tokens"`
//} `json:"text"`
Text dto.Usage `json:"text"`
} `json:"usage"`
} `json:"payload"`
}

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@@ -0,0 +1,254 @@
package xunfei
import (
"crypto/hmac"
"crypto/sha256"
"encoding/base64"
"encoding/json"
"fmt"
"github.com/gin-gonic/gin"
"github.com/gorilla/websocket"
"io"
"net/http"
"net/url"
"one-api/common"
"one-api/dto"
relaycommon "one-api/relay/common"
"one-api/service"
"strings"
"time"
)
// https://console.xfyun.cn/services/cbm
// https://www.xfyun.cn/doc/spark/Web.html
func requestOpenAI2Xunfei(request dto.GeneralOpenAIRequest, xunfeiAppId string, domain string) *XunfeiChatRequest {
messages := make([]XunfeiMessage, 0, len(request.Messages))
for _, message := range request.Messages {
if message.Role == "system" {
messages = append(messages, XunfeiMessage{
Role: "user",
Content: message.StringContent(),
})
messages = append(messages, XunfeiMessage{
Role: "assistant",
Content: "Okay",
})
} else {
messages = append(messages, XunfeiMessage{
Role: message.Role,
Content: message.StringContent(),
})
}
}
xunfeiRequest := XunfeiChatRequest{}
xunfeiRequest.Header.AppId = xunfeiAppId
xunfeiRequest.Parameter.Chat.Domain = domain
xunfeiRequest.Parameter.Chat.Temperature = request.Temperature
xunfeiRequest.Parameter.Chat.TopK = request.N
xunfeiRequest.Parameter.Chat.MaxTokens = request.MaxTokens
xunfeiRequest.Payload.Message.Text = messages
return &xunfeiRequest
}
func responseXunfei2OpenAI(response *XunfeiChatResponse) *dto.OpenAITextResponse {
if len(response.Payload.Choices.Text) == 0 {
response.Payload.Choices.Text = []XunfeiChatResponseTextItem{
{
Content: "",
},
}
}
content, _ := json.Marshal(response.Payload.Choices.Text[0].Content)
choice := dto.OpenAITextResponseChoice{
Index: 0,
Message: dto.Message{
Role: "assistant",
Content: content,
},
FinishReason: relaycommon.StopFinishReason,
}
fullTextResponse := dto.OpenAITextResponse{
Object: "chat.completion",
Created: common.GetTimestamp(),
Choices: []dto.OpenAITextResponseChoice{choice},
Usage: response.Payload.Usage.Text,
}
return &fullTextResponse
}
func streamResponseXunfei2OpenAI(xunfeiResponse *XunfeiChatResponse) *dto.ChatCompletionsStreamResponse {
if len(xunfeiResponse.Payload.Choices.Text) == 0 {
xunfeiResponse.Payload.Choices.Text = []XunfeiChatResponseTextItem{
{
Content: "",
},
}
}
var choice dto.ChatCompletionsStreamResponseChoice
choice.Delta.Content = xunfeiResponse.Payload.Choices.Text[0].Content
if xunfeiResponse.Payload.Choices.Status == 2 {
choice.FinishReason = &relaycommon.StopFinishReason
}
response := dto.ChatCompletionsStreamResponse{
Object: "chat.completion.chunk",
Created: common.GetTimestamp(),
Model: "SparkDesk",
Choices: []dto.ChatCompletionsStreamResponseChoice{choice},
}
return &response
}
func buildXunfeiAuthUrl(hostUrl string, apiKey, apiSecret string) string {
HmacWithShaToBase64 := func(algorithm, data, key string) string {
mac := hmac.New(sha256.New, []byte(key))
mac.Write([]byte(data))
encodeData := mac.Sum(nil)
return base64.StdEncoding.EncodeToString(encodeData)
}
ul, err := url.Parse(hostUrl)
if err != nil {
fmt.Println(err)
}
date := time.Now().UTC().Format(time.RFC1123)
signString := []string{"host: " + ul.Host, "date: " + date, "GET " + ul.Path + " HTTP/1.1"}
sign := strings.Join(signString, "\n")
sha := HmacWithShaToBase64("hmac-sha256", sign, apiSecret)
authUrl := fmt.Sprintf("hmac username=\"%s\", algorithm=\"%s\", headers=\"%s\", signature=\"%s\"", apiKey,
"hmac-sha256", "host date request-line", sha)
authorization := base64.StdEncoding.EncodeToString([]byte(authUrl))
v := url.Values{}
v.Add("host", ul.Host)
v.Add("date", date)
v.Add("authorization", authorization)
callUrl := hostUrl + "?" + v.Encode()
return callUrl
}
func xunfeiStreamHandler(c *gin.Context, textRequest dto.GeneralOpenAIRequest, appId string, apiSecret string, apiKey string) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
domain, authUrl := getXunfeiAuthUrl(c, apiKey, apiSecret)
dataChan, stopChan, err := xunfeiMakeRequest(textRequest, domain, authUrl, appId)
if err != nil {
return service.OpenAIErrorWrapper(err, "make xunfei request err", http.StatusInternalServerError), nil
}
service.SetEventStreamHeaders(c)
var usage dto.Usage
c.Stream(func(w io.Writer) bool {
select {
case xunfeiResponse := <-dataChan:
usage.PromptTokens += xunfeiResponse.Payload.Usage.Text.PromptTokens
usage.CompletionTokens += xunfeiResponse.Payload.Usage.Text.CompletionTokens
usage.TotalTokens += xunfeiResponse.Payload.Usage.Text.TotalTokens
response := streamResponseXunfei2OpenAI(&xunfeiResponse)
jsonResponse, err := json.Marshal(response)
if err != nil {
common.SysError("error marshalling stream response: " + err.Error())
return true
}
c.Render(-1, common.CustomEvent{Data: "data: " + string(jsonResponse)})
return true
case <-stopChan:
c.Render(-1, common.CustomEvent{Data: "data: [DONE]"})
return false
}
})
return nil, &usage
}
func xunfeiHandler(c *gin.Context, textRequest dto.GeneralOpenAIRequest, appId string, apiSecret string, apiKey string) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
domain, authUrl := getXunfeiAuthUrl(c, apiKey, apiSecret)
dataChan, stopChan, err := xunfeiMakeRequest(textRequest, domain, authUrl, appId)
if err != nil {
return service.OpenAIErrorWrapper(err, "make xunfei request err", http.StatusInternalServerError), nil
}
var usage dto.Usage
var content string
var xunfeiResponse XunfeiChatResponse
stop := false
for !stop {
select {
case xunfeiResponse = <-dataChan:
if len(xunfeiResponse.Payload.Choices.Text) == 0 {
continue
}
content += xunfeiResponse.Payload.Choices.Text[0].Content
usage.PromptTokens += xunfeiResponse.Payload.Usage.Text.PromptTokens
usage.CompletionTokens += xunfeiResponse.Payload.Usage.Text.CompletionTokens
usage.TotalTokens += xunfeiResponse.Payload.Usage.Text.TotalTokens
case stop = <-stopChan:
}
}
xunfeiResponse.Payload.Choices.Text[0].Content = content
response := responseXunfei2OpenAI(&xunfeiResponse)
jsonResponse, err := json.Marshal(response)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
_, _ = c.Writer.Write(jsonResponse)
return nil, &usage
}
func xunfeiMakeRequest(textRequest dto.GeneralOpenAIRequest, domain, authUrl, appId string) (chan XunfeiChatResponse, chan bool, error) {
d := websocket.Dialer{
HandshakeTimeout: 5 * time.Second,
}
conn, resp, err := d.Dial(authUrl, nil)
if err != nil || resp.StatusCode != 101 {
return nil, nil, err
}
data := requestOpenAI2Xunfei(textRequest, appId, domain)
err = conn.WriteJSON(data)
if err != nil {
return nil, nil, err
}
dataChan := make(chan XunfeiChatResponse)
stopChan := make(chan bool)
go func() {
for {
_, msg, err := conn.ReadMessage()
if err != nil {
common.SysError("error reading stream response: " + err.Error())
break
}
var response XunfeiChatResponse
err = json.Unmarshal(msg, &response)
if err != nil {
common.SysError("error unmarshalling stream response: " + err.Error())
break
}
dataChan <- response
if response.Payload.Choices.Status == 2 {
err := conn.Close()
if err != nil {
common.SysError("error closing websocket connection: " + err.Error())
}
break
}
}
stopChan <- true
}()
return dataChan, stopChan, nil
}
func getXunfeiAuthUrl(c *gin.Context, apiKey string, apiSecret string) (string, string) {
query := c.Request.URL.Query()
apiVersion := query.Get("api-version")
if apiVersion == "" {
apiVersion = c.GetString("api_version")
}
if apiVersion == "" {
apiVersion = "v1.1"
common.SysLog("api_version not found, use default: " + apiVersion)
}
domain := "general"
if apiVersion != "v1.1" {
domain += strings.Split(apiVersion, ".")[0]
}
authUrl := buildXunfeiAuthUrl(fmt.Sprintf("wss://spark-api.xf-yun.com/%s/chat", apiVersion), apiKey, apiSecret)
return domain, authUrl
}

View File

@@ -0,0 +1,61 @@
package zhipu
import (
"errors"
"fmt"
"github.com/gin-gonic/gin"
"io"
"net/http"
"one-api/dto"
relaychannel "one-api/relay/channel"
relaycommon "one-api/relay/common"
)
type Adaptor struct {
}
func (a *Adaptor) Init(info *relaycommon.RelayInfo, request dto.GeneralOpenAIRequest) {
}
func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
method := "invoke"
if info.IsStream {
method = "sse-invoke"
}
return fmt.Sprintf("%s/api/paas/v3/model-api/%s/%s", info.BaseUrl, info.UpstreamModelName, method), nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
relaychannel.SetupApiRequestHeader(info, c, req)
token := getZhipuToken(info.ApiKey)
req.Header.Set("Authorization", token)
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *dto.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
return requestOpenAI2Zhipu(*request), nil
}
func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
return relaychannel.DoApiRequest(a, c, info, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage *dto.Usage, err *dto.OpenAIErrorWithStatusCode) {
if info.IsStream {
err, usage = zhipuStreamHandler(c, resp)
} else {
err, usage = zhipuHandler(c, resp)
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return ChannelName
}

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@@ -0,0 +1,7 @@
package zhipu
var ModelList = []string{
"chatglm_turbo", "chatglm_pro", "chatglm_std", "chatglm_lite",
}
var ChannelName = "zhipu"

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@@ -0,0 +1,46 @@
package zhipu
import (
"one-api/dto"
"time"
)
type ZhipuMessage struct {
Role string `json:"role"`
Content string `json:"content"`
}
type ZhipuRequest struct {
Prompt []ZhipuMessage `json:"prompt"`
Temperature float64 `json:"temperature,omitempty"`
TopP float64 `json:"top_p,omitempty"`
RequestId string `json:"request_id,omitempty"`
Incremental bool `json:"incremental,omitempty"`
}
type ZhipuResponseData struct {
TaskId string `json:"task_id"`
RequestId string `json:"request_id"`
TaskStatus string `json:"task_status"`
Choices []ZhipuMessage `json:"choices"`
dto.Usage `json:"usage"`
}
type ZhipuResponse struct {
Code int `json:"code"`
Msg string `json:"msg"`
Success bool `json:"success"`
Data ZhipuResponseData `json:"data"`
}
type ZhipuStreamMetaResponse struct {
RequestId string `json:"request_id"`
TaskId string `json:"task_id"`
TaskStatus string `json:"task_status"`
dto.Usage `json:"usage"`
}
type zhipuTokenData struct {
Token string
ExpiryTime time.Time
}

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@@ -0,0 +1,265 @@
package zhipu
import (
"bufio"
"encoding/json"
"github.com/gin-gonic/gin"
"github.com/golang-jwt/jwt"
"io"
"net/http"
"one-api/common"
"one-api/dto"
relaycommon "one-api/relay/common"
"one-api/service"
"strings"
"sync"
"time"
)
// https://open.bigmodel.cn/doc/api#chatglm_std
// chatglm_std, chatglm_lite
// https://open.bigmodel.cn/api/paas/v3/model-api/chatglm_std/invoke
// https://open.bigmodel.cn/api/paas/v3/model-api/chatglm_std/sse-invoke
var zhipuTokens sync.Map
var expSeconds int64 = 24 * 3600
func getZhipuToken(apikey string) string {
data, ok := zhipuTokens.Load(apikey)
if ok {
tokenData := data.(zhipuTokenData)
if time.Now().Before(tokenData.ExpiryTime) {
return tokenData.Token
}
}
split := strings.Split(apikey, ".")
if len(split) != 2 {
common.SysError("invalid zhipu key: " + apikey)
return ""
}
id := split[0]
secret := split[1]
expMillis := time.Now().Add(time.Duration(expSeconds)*time.Second).UnixNano() / 1e6
expiryTime := time.Now().Add(time.Duration(expSeconds) * time.Second)
timestamp := time.Now().UnixNano() / 1e6
payload := jwt.MapClaims{
"api_key": id,
"exp": expMillis,
"timestamp": timestamp,
}
token := jwt.NewWithClaims(jwt.SigningMethodHS256, payload)
token.Header["alg"] = "HS256"
token.Header["sign_type"] = "SIGN"
tokenString, err := token.SignedString([]byte(secret))
if err != nil {
return ""
}
zhipuTokens.Store(apikey, zhipuTokenData{
Token: tokenString,
ExpiryTime: expiryTime,
})
return tokenString
}
func requestOpenAI2Zhipu(request dto.GeneralOpenAIRequest) *ZhipuRequest {
messages := make([]ZhipuMessage, 0, len(request.Messages))
for _, message := range request.Messages {
if message.Role == "system" {
messages = append(messages, ZhipuMessage{
Role: "system",
Content: message.StringContent(),
})
messages = append(messages, ZhipuMessage{
Role: "user",
Content: "Okay",
})
} else {
messages = append(messages, ZhipuMessage{
Role: message.Role,
Content: message.StringContent(),
})
}
}
return &ZhipuRequest{
Prompt: messages,
Temperature: request.Temperature,
TopP: request.TopP,
Incremental: false,
}
}
func responseZhipu2OpenAI(response *ZhipuResponse) *dto.OpenAITextResponse {
fullTextResponse := dto.OpenAITextResponse{
Id: response.Data.TaskId,
Object: "chat.completion",
Created: common.GetTimestamp(),
Choices: make([]dto.OpenAITextResponseChoice, 0, len(response.Data.Choices)),
Usage: response.Data.Usage,
}
for i, choice := range response.Data.Choices {
content, _ := json.Marshal(strings.Trim(choice.Content, "\""))
openaiChoice := dto.OpenAITextResponseChoice{
Index: i,
Message: dto.Message{
Role: choice.Role,
Content: content,
},
FinishReason: "",
}
if i == len(response.Data.Choices)-1 {
openaiChoice.FinishReason = "stop"
}
fullTextResponse.Choices = append(fullTextResponse.Choices, openaiChoice)
}
return &fullTextResponse
}
func streamResponseZhipu2OpenAI(zhipuResponse string) *dto.ChatCompletionsStreamResponse {
var choice dto.ChatCompletionsStreamResponseChoice
choice.Delta.Content = zhipuResponse
response := dto.ChatCompletionsStreamResponse{
Object: "chat.completion.chunk",
Created: common.GetTimestamp(),
Model: "chatglm",
Choices: []dto.ChatCompletionsStreamResponseChoice{choice},
}
return &response
}
func streamMetaResponseZhipu2OpenAI(zhipuResponse *ZhipuStreamMetaResponse) (*dto.ChatCompletionsStreamResponse, *dto.Usage) {
var choice dto.ChatCompletionsStreamResponseChoice
choice.Delta.Content = ""
choice.FinishReason = &relaycommon.StopFinishReason
response := dto.ChatCompletionsStreamResponse{
Id: zhipuResponse.RequestId,
Object: "chat.completion.chunk",
Created: common.GetTimestamp(),
Model: "chatglm",
Choices: []dto.ChatCompletionsStreamResponseChoice{choice},
}
return &response, &zhipuResponse.Usage
}
func zhipuStreamHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var usage *dto.Usage
scanner := bufio.NewScanner(resp.Body)
scanner.Split(func(data []byte, atEOF bool) (advance int, token []byte, err error) {
if atEOF && len(data) == 0 {
return 0, nil, nil
}
if i := strings.Index(string(data), "\n\n"); i >= 0 && strings.Index(string(data), ":") >= 0 {
return i + 2, data[0:i], nil
}
if atEOF {
return len(data), data, nil
}
return 0, nil, nil
})
dataChan := make(chan string)
metaChan := make(chan string)
stopChan := make(chan bool)
go func() {
for scanner.Scan() {
data := scanner.Text()
lines := strings.Split(data, "\n")
for i, line := range lines {
if len(line) < 5 {
continue
}
if line[:5] == "data:" {
dataChan <- line[5:]
if i != len(lines)-1 {
dataChan <- "\n"
}
} else if line[:5] == "meta:" {
metaChan <- line[5:]
}
}
}
stopChan <- true
}()
service.SetEventStreamHeaders(c)
c.Stream(func(w io.Writer) bool {
select {
case data := <-dataChan:
response := streamResponseZhipu2OpenAI(data)
jsonResponse, err := json.Marshal(response)
if err != nil {
common.SysError("error marshalling stream response: " + err.Error())
return true
}
c.Render(-1, common.CustomEvent{Data: "data: " + string(jsonResponse)})
return true
case data := <-metaChan:
var zhipuResponse ZhipuStreamMetaResponse
err := json.Unmarshal([]byte(data), &zhipuResponse)
if err != nil {
common.SysError("error unmarshalling stream response: " + err.Error())
return true
}
response, zhipuUsage := streamMetaResponseZhipu2OpenAI(&zhipuResponse)
jsonResponse, err := json.Marshal(response)
if err != nil {
common.SysError("error marshalling stream response: " + err.Error())
return true
}
usage = zhipuUsage
c.Render(-1, common.CustomEvent{Data: "data: " + string(jsonResponse)})
return true
case <-stopChan:
c.Render(-1, common.CustomEvent{Data: "data: [DONE]"})
return false
}
})
err := resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
return nil, usage
}
func zhipuHandler(c *gin.Context, resp *http.Response) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
var zhipuResponse ZhipuResponse
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return service.OpenAIErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError), nil
}
err = resp.Body.Close()
if err != nil {
return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
}
err = json.Unmarshal(responseBody, &zhipuResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError), nil
}
if !zhipuResponse.Success {
return &dto.OpenAIErrorWithStatusCode{
OpenAIError: dto.OpenAIError{
Message: zhipuResponse.Msg,
Type: "zhipu_error",
Param: "",
Code: zhipuResponse.Code,
},
StatusCode: resp.StatusCode,
}, nil
}
fullTextResponse := responseZhipu2OpenAI(&zhipuResponse)
jsonResponse, err := json.Marshal(fullTextResponse)
if err != nil {
return service.OpenAIErrorWrapper(err, "marshal_response_body_failed", http.StatusInternalServerError), nil
}
c.Writer.Header().Set("Content-Type", "application/json")
c.Writer.WriteHeader(resp.StatusCode)
_, err = c.Writer.Write(jsonResponse)
return nil, &fullTextResponse.Usage
}