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feat: API /models & /models/:model implemented (close #68)

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This commit is contained in:
JustSong
2023-05-17 10:42:52 +08:00
parent e8da98139f
commit efc744ca35
2 changed files with 155 additions and 2 deletions
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153
controller/model.go Normal file
View File

@@ -0,0 +1,153 @@
package controller
import (
"fmt"
"github.com/gin-gonic/gin"
)
// https://platform.openai.com/docs/api-reference/models/list
type OpenAIModelPermission struct {
Id string `json:"id"`
Object string `json:"object"`
Created int `json:"created"`
AllowCreateEngine bool `json:"allow_create_engine"`
AllowSampling bool `json:"allow_sampling"`
AllowLogprobs bool `json:"allow_logprobs"`
AllowSearchIndices bool `json:"allow_search_indices"`
AllowView bool `json:"allow_view"`
AllowFineTuning bool `json:"allow_fine_tuning"`
Organization string `json:"organization"`
Group *string `json:"group"`
IsBlocking bool `json:"is_blocking"`
}
type OpenAIModels struct {
Id string `json:"id"`
Object string `json:"object"`
Created int `json:"created"`
OwnedBy string `json:"owned_by"`
Permission OpenAIModelPermission `json:"permission"`
Root string `json:"root"`
Parent *string `json:"parent"`
}
var openAIModels []OpenAIModels
var openAIModelsMap map[string]OpenAIModels
func init() {
permission := OpenAIModelPermission{
Id: "modelperm-LwHkVFn8AcMItP432fKKDIKJ",
Object: "model_permission",
Created: 1626777600,
AllowCreateEngine: true,
AllowSampling: true,
AllowLogprobs: true,
AllowSearchIndices: false,
AllowView: true,
AllowFineTuning: false,
Organization: "*",
Group: nil,
IsBlocking: false,
}
// https://platform.openai.com/docs/models/model-endpoint-compatibility
openAIModels = []OpenAIModels{
{
Id: "gpt-3.5-turbo",
Object: "model",
Created: 1677649963,
OwnedBy: "openai",
Permission: permission,
Root: "gpt-3.5-turbo",
Parent: nil,
},
{
Id: "gpt-3.5-turbo-0301",
Object: "model",
Created: 1677649963,
OwnedBy: "openai",
Permission: permission,
Root: "gpt-3.5-turbo-0301",
Parent: nil,
},
{
Id: "gpt-4",
Object: "model",
Created: 1677649963,
OwnedBy: "openai",
Permission: permission,
Root: "gpt-4",
Parent: nil,
},
{
Id: "gpt-4-0314",
Object: "model",
Created: 1677649963,
OwnedBy: "openai",
Permission: permission,
Root: "gpt-4-0314",
Parent: nil,
},
{
Id: "gpt-4-32k",
Object: "model",
Created: 1677649963,
OwnedBy: "openai",
Permission: permission,
Root: "gpt-4-32k",
Parent: nil,
},
{
Id: "gpt-4-32k-0314",
Object: "model",
Created: 1677649963,
OwnedBy: "openai",
Permission: permission,
Root: "gpt-4-32k-0314",
Parent: nil,
},
{
Id: "gpt-3.5-turbo",
Object: "model",
Created: 1677649963,
OwnedBy: "openai",
Permission: permission,
Root: "gpt-3.5-turbo",
Parent: nil,
},
{
Id: "text-embedding-ada-002",
Object: "model",
Created: 1677649963,
OwnedBy: "openai",
Permission: permission,
Root: "text-embedding-ada-002",
Parent: nil,
},
}
openAIModelsMap = make(map[string]OpenAIModels)
for _, model := range openAIModels {
openAIModelsMap[model.Id] = model
}
}
func ListModels(c *gin.Context) {
c.JSON(200, openAIModels)
}
func RetrieveModel(c *gin.Context) {
modelId := c.Param("model")
if model, ok := openAIModelsMap[modelId]; ok {
c.JSON(200, model)
} else {
openAIError := OpenAIError{
Message: fmt.Sprintf("The model '%s' does not exist", modelId),
Type: "invalid_request_error",
Param: "model",
Code: "model_not_found",
}
c.JSON(200, gin.H{
"error": openAIError,
})
}
}

4
router/relay-router.go
View File

@@ -11,8 +11,8 @@ func SetRelayRouter(router *gin.Engine) {
relayV1Router := router.Group("/v1")
relayV1Router.Use(middleware.TokenAuth(), middleware.Distribute())
{
relayV1Router.GET("/models", controller.Relay)
relayV1Router.GET("/models/:model", controller.Relay)
relayV1Router.GET("/models", controller.ListModels)
relayV1Router.GET("/models/:model", controller.RetrieveModel)
relayV1Router.POST("/completions", controller.RelayNotImplemented)
relayV1Router.POST("/chat/completions", controller.Relay)
relayV1Router.POST("/edits", controller.RelayNotImplemented)