ai-gateway/relay/channel/ollama/adaptor.go
xietong c243cd5535
feat: 支持 ollama 的 embedding 接口 (#1221)
* 增加ollama的embedding接口

* chore: fix function name

---------

Co-authored-by: JustSong <songquanpeng@foxmail.com>
2024-03-24 21:51:31 +08:00

76 lines
1.9 KiB
Go

package ollama
import (
"errors"
"fmt"
"io"
"net/http"
"github.com/gin-gonic/gin"
"github.com/songquanpeng/one-api/relay/channel"
"github.com/songquanpeng/one-api/relay/constant"
"github.com/songquanpeng/one-api/relay/model"
"github.com/songquanpeng/one-api/relay/util"
)
type Adaptor struct {
}
func (a *Adaptor) Init(meta *util.RelayMeta) {
}
func (a *Adaptor) GetRequestURL(meta *util.RelayMeta) (string, error) {
// https://github.com/ollama/ollama/blob/main/docs/api.md
fullRequestURL := fmt.Sprintf("%s/api/chat", meta.BaseURL)
if meta.Mode == constant.RelayModeEmbeddings {
fullRequestURL = fmt.Sprintf("%s/api/embeddings", meta.BaseURL)
}
return fullRequestURL, nil
}
func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, meta *util.RelayMeta) error {
channel.SetupCommonRequestHeader(c, req, meta)
req.Header.Set("Authorization", "Bearer "+meta.APIKey)
return nil
}
func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *model.GeneralOpenAIRequest) (any, error) {
if request == nil {
return nil, errors.New("request is nil")
}
switch relayMode {
case constant.RelayModeEmbeddings:
ollamaEmbeddingRequest := ConvertEmbeddingRequest(*request)
return ollamaEmbeddingRequest, nil
default:
return ConvertRequest(*request), nil
}
}
func (a *Adaptor) DoRequest(c *gin.Context, meta *util.RelayMeta, requestBody io.Reader) (*http.Response, error) {
return channel.DoRequestHelper(a, c, meta, requestBody)
}
func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, meta *util.RelayMeta) (usage *model.Usage, err *model.ErrorWithStatusCode) {
if meta.IsStream {
err, usage = StreamHandler(c, resp)
} else {
switch meta.Mode {
case constant.RelayModeEmbeddings:
err, usage = EmbeddingHandler(c, resp)
default:
err, usage = Handler(c, resp)
}
}
return
}
func (a *Adaptor) GetModelList() []string {
return ModelList
}
func (a *Adaptor) GetChannelName() string {
return "ollama"
}