99 lines
1.8 KiB
Go
99 lines
1.8 KiB
Go
package api
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import (
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"bytes"
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"context"
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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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"github.com/jmorganca/ollama/signature"
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)
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type Client struct {
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Name string
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Version string
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URL string
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HTTP http.Client
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Headers http.Header
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PrivateKey []byte
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}
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func checkError(resp *http.Response, body []byte) error {
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if resp.StatusCode >= 200 && resp.StatusCode < 400 {
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return nil
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}
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apiError := Error{Code: int32(resp.StatusCode)}
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err := json.Unmarshal(body, &apiError)
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if err != nil {
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// Use the full body as the message if we fail to decode a response.
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apiError.Message = string(body)
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}
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return apiError
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}
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func (c *Client) do(ctx context.Context, method string, path string, stream bool, reqData any, respData any) error {
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var reqBody io.Reader
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var data []byte
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var err error
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if reqData != nil {
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data, err = json.Marshal(reqData)
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if err != nil {
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return err
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}
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reqBody = bytes.NewReader(data)
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}
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url := fmt.Sprintf("%s%s", c.URL, path)
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req, err := http.NewRequestWithContext(ctx, method, url, reqBody)
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if err != nil {
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return err
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}
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if c.PrivateKey != nil {
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s := signature.SignatureData{
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Method: method,
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Path: url,
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Data: data,
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}
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authHeader, err := signature.SignAuthData(s, c.PrivateKey)
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if err != nil {
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return err
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}
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req.Header.Set("Authorization", authHeader)
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}
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req.Header.Set("Content-Type", "application/json")
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req.Header.Set("Accept", "application/json")
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for k, v := range c.Headers {
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req.Header[k] = v
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}
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respObj, err := c.HTTP.Do(req)
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if err != nil {
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return err
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}
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defer respObj.Body.Close()
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respBody, err := io.ReadAll(respObj.Body)
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if err != nil {
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return err
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}
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if err := checkError(respObj, respBody); err != nil {
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return err
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}
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if len(respBody) > 0 && respData != nil {
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if err := json.Unmarshal(respBody, respData); err != nil {
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return err
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}
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}
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return nil
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}
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