55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
package channel
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import (
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"encoding/json"
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"gpt-load/internal/models"
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"net/http"
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"net/http/httputil"
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"net/url"
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"github.com/gin-gonic/gin"
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"github.com/sirupsen/logrus"
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)
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type OpenAIChannel struct {
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BaseURL *url.URL
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}
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type OpenAIChannelConfig struct {
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BaseURL string `json:"base_url"`
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}
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func NewOpenAIChannel(group *models.Group) (*OpenAIChannel, error) {
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var config OpenAIChannelConfig
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if err := json.Unmarshal([]byte(group.Config), &config); err != nil {
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return nil, err
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}
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baseURL, err := url.Parse(config.BaseURL)
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if err != nil {
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return nil, err
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}
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return &OpenAIChannel{BaseURL: baseURL}, nil
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}
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func (ch *OpenAIChannel) Handle(c *gin.Context, apiKey *models.APIKey, group *models.Group) {
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proxy := httputil.NewSingleHostReverseProxy(ch.BaseURL)
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proxy.Director = func(req *http.Request) {
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req.URL.Scheme = ch.BaseURL.Scheme
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req.URL.Host = ch.BaseURL.Host
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req.URL.Path = c.Param("path")
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req.Host = ch.BaseURL.Host
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req.Header.Set("Authorization", "Bearer "+apiKey.KeyValue)
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}
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proxy.ModifyResponse = func(resp *http.Response) error {
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// Log the response, etc.
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return nil
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}
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proxy.ErrorHandler = func(w http.ResponseWriter, r *http.Request, err error) {
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logrus.Errorf("Proxy error: %v", err)
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// Handle error, maybe update key status
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}
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proxy.ServeHTTP(c.Writer, c.Request)
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} |