mirror of
https://github.com/infiniflow/ragflow.git
synced 2026-07-07 12:00:44 +08:00
feat[go]: implement provider: TokenHub (#15159)
### What problem does this PR solve? implement provider TokenHub ### Type of change - [x] New Feature (non-breaking change which adds functionality)
This commit is contained in:
ちー
74
conf/models/tokenhub.json
Normal file
74
conf/models/tokenhub.json
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@@ -0,0 +1,74 @@
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{
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"name": "TokenHub",
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"url": {
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"default": "https://aitok.cc/v1"
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},
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"url_suffix": {
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"chat": "chat/completions",
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"models": "models",
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"embedding": "embeddings"
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},
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"class": "tokenhub",
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"models": [
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{
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"name": "gpt-4o-mini",
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"max_tokens": 128000,
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"model_types": [
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"chat",
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"vision"
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]
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},
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{
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"name": "gpt-4o",
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"max_tokens": 128000,
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"model_types": [
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"chat",
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"vision"
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]
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},
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{
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"name": "gpt-4",
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"max_tokens": 8191,
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"model_types": [
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"chat"
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]
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},
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{
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"name": "gpt-4-turbo",
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"max_tokens": 8191,
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"model_types": [
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"chat"
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]
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},
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{
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"name": "claude-3-5-sonnet",
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"max_tokens": 8192,
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"model_types": [
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"chat",
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"vision"
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]
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},
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{
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"name": "gemini-1.5-pro",
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"max_tokens": 1048576,
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"model_types": [
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"chat"
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],
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"thinking": {
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"default_value": true,
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"clear_thinking": true
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}
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},
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{
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"name": "gemini-1.5-flash",
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"max_tokens": 1048576,
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"model_types": [
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"chat"
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],
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"thinking": {
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"default_value": true,
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"clear_thinking": true
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}
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}
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]
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}
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492
internal/entity/models/tokenhub.go
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492
internal/entity/models/tokenhub.go
Normal file
@@ -0,0 +1,492 @@
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package models
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import (
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"bufio"
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"bytes"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"ragflow/internal/common"
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"strings"
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"time"
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)
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type TokenHubModel struct {
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BaseURL map[string]string
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URLSuffix URLSuffix
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httpClient *http.Client
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}
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func NewTokenHubModel(baseURL map[string]string, urlSuffix URLSuffix) *TokenHubModel {
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return &TokenHubModel{
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BaseURL: baseURL,
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URLSuffix: urlSuffix,
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httpClient: &http.Client{
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Timeout: time.Second * 120,
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Transport: &http.Transport{
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MaxIdleConns: 10,
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MaxIdleConnsPerHost: 100,
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IdleConnTimeout: time.Second * 60,
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DisableCompression: false,
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},
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},
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}
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}
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func (t *TokenHubModel) NewInstance(baseURL map[string]string) ModelDriver {
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return NewTokenHubModel(baseURL, t.URLSuffix)
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}
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func (t *TokenHubModel) Name() string {
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return "tokenhub"
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}
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func (t *TokenHubModel) ChatWithMessages(modelName string, messages []Message, apiConfig *APIConfig, chatModelConfig *ChatConfig) (*ChatResponse, error) {
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if len(messages) == 0 {
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return nil, fmt.Errorf("messages is empty")
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}
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var region = "default"
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if apiConfig != nil && apiConfig.Region != nil && *apiConfig.Region != "" {
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region = *apiConfig.Region
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}
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url := fmt.Sprintf("%s/%s", t.BaseURL[region], t.URLSuffix.Chat)
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// Convert messages to the format expected by API
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apiMessages := make([]map[string]interface{}, len(messages))
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for i, msg := range messages {
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apiMessages[i] = map[string]interface{}{
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"role": msg.Role,
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"content": msg.Content,
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}
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}
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// Build request body
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reqBody := map[string]interface{}{
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"model": modelName,
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"messages": apiMessages,
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"stream": false,
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"temperature": 0.6,
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}
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if chatModelConfig != nil {
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if chatModelConfig.Stream != nil {
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reqBody["stream"] = *chatModelConfig.Stream
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}
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if chatModelConfig.MaxTokens != nil {
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reqBody["max_tokens"] = *chatModelConfig.MaxTokens
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}
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if chatModelConfig.Temperature != nil {
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reqBody["temperature"] = *chatModelConfig.Temperature
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}
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if chatModelConfig.TopP != nil {
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reqBody["top_p"] = *chatModelConfig.TopP
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}
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if chatModelConfig.Stop != nil {
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reqBody["stop"] = *chatModelConfig.Stop
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}
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}
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jsonData, err := json.Marshal(reqBody)
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if err != nil {
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return nil, fmt.Errorf("failed to marshal request: %w", err)
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}
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req, err := http.NewRequest("POST", url, bytes.NewBuffer(jsonData))
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if err != nil {
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return nil, fmt.Errorf("failed to create request: %w", err)
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}
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req.Header.Set("Content-Type", "application/json")
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if apiConfig != nil && apiConfig.ApiKey != nil {
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req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", *apiConfig.ApiKey))
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}
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resp, err := t.httpClient.Do(req)
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if err != nil {
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return nil, fmt.Errorf("failed to send request: %w", err)
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}
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defer resp.Body.Close()
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, fmt.Errorf("failed to read response: %w", err)
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}
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if resp.StatusCode != http.StatusOK {
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return nil, fmt.Errorf("API request failed with status %d: %s", resp.StatusCode, string(body))
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}
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// Parse response
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var result map[string]interface{}
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if err = json.Unmarshal(body, &result); err != nil {
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return nil, fmt.Errorf("failed to parse response: %w", err)
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}
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choices, ok := result["choices"].([]interface{})
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if !ok || len(choices) == 0 {
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return nil, fmt.Errorf("no choices in response")
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}
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firstChoice, ok := choices[0].(map[string]interface{})
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if !ok {
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return nil, fmt.Errorf("invalid choice format")
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}
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messageMap, ok := firstChoice["message"].(map[string]interface{})
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if !ok {
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return nil, fmt.Errorf("invalid message format")
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}
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content, ok := messageMap["content"].(string)
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if !ok {
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return nil, fmt.Errorf("invalid content format")
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}
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var reasonContent string
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if rc, exists := messageMap["reasoning_content"].(string); exists && rc != "" {
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reasonContent = rc
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} else if r, exists := messageMap["reasoning"].(string); exists && r != "" {
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reasonContent = r
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}
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if reasonContent != "" && reasonContent[0] == '\n' {
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reasonContent = reasonContent[1:]
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}
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chatResponse := &ChatResponse{
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Answer: &content,
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ReasonContent: &reasonContent,
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}
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return chatResponse, nil
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}
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func (t *TokenHubModel) ChatStreamlyWithSender(modelName string, messages []Message, apiConfig *APIConfig, modelConfig *ChatConfig, sender func(*string, *string) error) error {
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if len(messages) == 0 {
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return fmt.Errorf("messages is empty")
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}
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var region = "default"
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if apiConfig != nil && apiConfig.Region != nil && *apiConfig.Region != "" {
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region = *apiConfig.Region
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}
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url := fmt.Sprintf("%s/%s", t.BaseURL[region], t.URLSuffix.Chat)
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// Convert messages to API format
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apiMessages := make([]map[string]interface{}, len(messages))
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for i, msg := range messages {
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apiMessages[i] = map[string]interface{}{
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"role": msg.Role,
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"content": msg.Content,
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}
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}
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// Build request body with streaming enabled
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reqBody := map[string]interface{}{
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"model": modelName,
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"messages": apiMessages,
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"stream": true,
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}
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if modelConfig != nil {
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if modelConfig.Stream != nil {
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reqBody["stream"] = *modelConfig.Stream
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}
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if modelConfig.MaxTokens != nil {
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reqBody["max_tokens"] = *modelConfig.MaxTokens
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}
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if modelConfig.Temperature != nil {
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reqBody["temperature"] = *modelConfig.Temperature
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}
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if modelConfig.DoSample != nil {
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reqBody["do_sample"] = *modelConfig.DoSample
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}
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if modelConfig.TopP != nil {
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reqBody["top_p"] = *modelConfig.TopP
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}
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if modelConfig.Stop != nil {
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reqBody["stop"] = *modelConfig.Stop
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}
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}
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jsonData, err := json.Marshal(reqBody)
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if err != nil {
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return fmt.Errorf("failed to marshal request: %w", err)
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}
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req, err := http.NewRequest("POST", url, bytes.NewBuffer(jsonData))
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if err != nil {
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return fmt.Errorf("failed to create request: %w", err)
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}
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req.Header.Set("Content-Type", "application/json")
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req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", *apiConfig.ApiKey))
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resp, err := t.httpClient.Do(req)
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if err != nil {
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return fmt.Errorf("failed to send request: %w", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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body, _ := io.ReadAll(resp.Body)
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return fmt.Errorf("API request failed with status %d: %s", resp.StatusCode, string(body))
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}
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// SSE parsing: read line by line
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scanner := bufio.NewScanner(resp.Body)
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for scanner.Scan() {
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line := scanner.Text()
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common.Info(line)
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// SSE data line starts with "data:"
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if !strings.HasPrefix(line, "data:") {
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continue
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}
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// Extract JSON after "data:"
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data := strings.TrimSpace(line[5:])
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// [DONE] marks the end of stream
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if data == "[DONE]" {
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break
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}
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// Parse the JSON event
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var event map[string]interface{}
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if err = json.Unmarshal([]byte(data), &event); err != nil {
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continue
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}
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choices, ok := event["choices"].([]interface{})
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if !ok || len(choices) == 0 {
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continue
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}
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firstChoice, ok := choices[0].(map[string]interface{})
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if !ok {
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continue
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}
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delta, ok := firstChoice["delta"].(map[string]interface{})
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if !ok {
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continue
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}
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reasoningContent, ok := delta["reasoning_content"].(string)
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if !ok || reasoningContent == "" {
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reasoningContent, _ = delta["reasoning"].(string)
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}
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if reasoningContent != "" {
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if err := sender(nil, &reasoningContent); err != nil {
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return err
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}
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}
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content, ok := delta["content"].(string)
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if ok && content != "" {
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if err := sender(&content, nil); err != nil {
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return err
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}
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}
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finishReason, ok := firstChoice["finish_reason"].(string)
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if ok && finishReason != "" {
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break
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}
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}
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// Send [DONE] marker for OpenAI compatibility
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endOfStream := "[DONE]"
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if err = sender(&endOfStream, nil); err != nil {
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return err
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}
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return scanner.Err()
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}
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func (t *TokenHubModel) Embed(modelName *string, texts []string, apiConfig *APIConfig, embeddingConfig *EmbeddingConfig) ([]EmbeddingData, error) {
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if len(texts) == 0 {
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return []EmbeddingData{}, nil
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}
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var region = "default"
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if apiConfig != nil && apiConfig.Region != nil && *apiConfig.Region != "" {
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region = *apiConfig.Region
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}
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url := fmt.Sprintf("%s/%s", t.BaseURL[region], t.URLSuffix.Embedding)
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reqBody := map[string]interface{}{
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"model": *modelName,
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"input": texts,
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}
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jsonData, err := json.Marshal(reqBody)
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if err != nil {
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return nil, fmt.Errorf("failed to marshal request: %w", err)
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}
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req, err := http.NewRequest("POST", url, bytes.NewBuffer(jsonData))
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if err != nil {
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return nil, fmt.Errorf("failed to create request: %w", err)
|
||||
}
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||||
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req.Header.Set("Content-Type", "application/json")
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req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", *apiConfig.ApiKey))
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resp, err := t.httpClient.Do(req)
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if err != nil {
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return nil, fmt.Errorf("failed to send request: %w", err)
|
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}
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||||
defer resp.Body.Close()
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body, err := io.ReadAll(resp.Body)
|
||||
if err != nil {
|
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return nil, fmt.Errorf("failed to read response: %w", err)
|
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}
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||||
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||||
if resp.StatusCode != http.StatusOK {
|
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return nil, fmt.Errorf("TokenHub embedding API error: status %d, body: %s", resp.StatusCode, string(body))
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||||
}
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||||
|
||||
var parsedResponse struct {
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||||
Data []struct {
|
||||
Embedding []float64 `json:"embedding"`
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Index int `json:"index"`
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||||
} `json:"data"`
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||||
}
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||||
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||||
if err = json.Unmarshal(body, &parsedResponse); err != nil {
|
||||
return nil, fmt.Errorf("failed to decode response: %w", err)
|
||||
}
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||||
|
||||
if len(parsedResponse.Data) == 0 {
|
||||
return nil, fmt.Errorf("TokenHub embedding response contains no data: %s", string(body))
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||||
}
|
||||
|
||||
var embeddings []EmbeddingData
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||||
for _, dataElem := range parsedResponse.Data {
|
||||
embeddings = append(embeddings, EmbeddingData{
|
||||
Embedding: dataElem.Embedding,
|
||||
Index: dataElem.Index,
|
||||
})
|
||||
}
|
||||
|
||||
return embeddings, nil
|
||||
}
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||||
|
||||
func (t *TokenHubModel) Rerank(modelName *string, query string, documents []string, apiConfig *APIConfig, rerankConfig *RerankConfig) (*RerankResponse, error) {
|
||||
return nil, fmt.Errorf("%s no such method", t.Name())
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||||
}
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||||
|
||||
func (t *TokenHubModel) TranscribeAudio(modelName *string, file *string, apiConfig *APIConfig, asrConfig *ASRConfig) (*ASRResponse, error) {
|
||||
return nil, fmt.Errorf("%s no such method", t.Name())
|
||||
}
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||||
|
||||
func (t *TokenHubModel) TranscribeAudioWithSender(modelName *string, file *string, apiConfig *APIConfig, asrConfig *ASRConfig, sender func(*string, *string) error) error {
|
||||
return fmt.Errorf("%s no such method", t.Name())
|
||||
}
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||||
|
||||
func (t *TokenHubModel) AudioSpeech(modelName *string, audioContent *string, apiConfig *APIConfig, ttsConfig *TTSConfig) (*TTSResponse, error) {
|
||||
return nil, fmt.Errorf("%s no such method", t.Name())
|
||||
}
|
||||
|
||||
func (t *TokenHubModel) AudioSpeechWithSender(modelName *string, audioContent *string, apiConfig *APIConfig, ttsConfig *TTSConfig, sender func(*string, *string) error) error {
|
||||
return fmt.Errorf("%s no such method", t.Name())
|
||||
}
|
||||
|
||||
func (t *TokenHubModel) OCRFile(modelName *string, content []byte, url *string, apiConfig *APIConfig, ocrConfig *OCRConfig) (*OCRFileResponse, error) {
|
||||
return nil, fmt.Errorf("%s no such method", t.Name())
|
||||
}
|
||||
|
||||
func (t *TokenHubModel) ParseFile(modelName *string, content []byte, url *string, apiConfig *APIConfig, parseFileConfig *ParseFileConfig) (*ParseFileResponse, error) {
|
||||
return nil, fmt.Errorf("%s no such method", t.Name())
|
||||
}
|
||||
|
||||
func (t *TokenHubModel) ListModels(apiConfig *APIConfig) ([]string, error) {
|
||||
var region = "default"
|
||||
if apiConfig.Region != nil && *apiConfig.Region != "" {
|
||||
region = *apiConfig.Region
|
||||
}
|
||||
|
||||
url := fmt.Sprintf("%s/%s", t.BaseURL[region], t.URLSuffix.Models)
|
||||
|
||||
// Build request body
|
||||
reqBody := map[string]interface{}{}
|
||||
|
||||
jsonData, err := json.Marshal(reqBody)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("failed to marshal request: %w", err)
|
||||
}
|
||||
|
||||
req, err := http.NewRequest("GET", url, bytes.NewBuffer(jsonData))
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("failed to create request: %w", err)
|
||||
}
|
||||
|
||||
req.Header.Set("Content-Type", "application/json")
|
||||
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", *apiConfig.ApiKey))
|
||||
|
||||
resp, err := t.httpClient.Do(req)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("failed to send request: %w", err)
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
|
||||
body, err := io.ReadAll(resp.Body)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("failed to read response: %w", err)
|
||||
}
|
||||
|
||||
if resp.StatusCode != http.StatusOK {
|
||||
return nil, fmt.Errorf("API request failed with status %d: %s", resp.StatusCode, string(body))
|
||||
}
|
||||
|
||||
// Parse response
|
||||
var result map[string]interface{}
|
||||
if err = json.Unmarshal(body, &result); err != nil {
|
||||
return nil, fmt.Errorf("failed to parse response: %w", err)
|
||||
}
|
||||
|
||||
// convert result["data"] to []map[string]interface{}
|
||||
models := make([]string, 0)
|
||||
for _, model := range result["data"].([]interface{}) {
|
||||
modelMap := model.(map[string]interface{})
|
||||
modelName := modelMap["id"].(string)
|
||||
models = append(models, modelName)
|
||||
}
|
||||
|
||||
return models, nil
|
||||
}
|
||||
|
||||
func (t *TokenHubModel) Balance(apiConfig *APIConfig) (map[string]interface{}, error) {
|
||||
return nil, fmt.Errorf("%s no such method", t.Name())
|
||||
}
|
||||
|
||||
func (t *TokenHubModel) CheckConnection(apiConfig *APIConfig) error {
|
||||
_, err := t.ListModels(apiConfig)
|
||||
return err
|
||||
}
|
||||
|
||||
func (t *TokenHubModel) ListTasks(apiConfig *APIConfig) ([]ListTaskStatus, error) {
|
||||
return nil, fmt.Errorf("%s no such method", t.Name())
|
||||
}
|
||||
|
||||
func (t *TokenHubModel) ShowTask(taskID string, apiConfig *APIConfig) (*TaskResponse, error) {
|
||||
return nil, fmt.Errorf("%s no such method", t.Name())
|
||||
}
|
||||
Reference in New Issue
Block a user