1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
/*
* MinIO Go Library for Amazon S3 Compatible Cloud Storage
* Copyright 2015-2024 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package minio
import (
"bytes"
"context"
"io"
"net/http"
"github.com/goccy/go-json"
"github.com/minio/minio-go/v7/pkg/s3utils"
)
// PromptObject performs language model inference with the prompt and referenced object as context.
// Inference is performed using a Lambda handler that can process the prompt and object.
// Currently, this functionality is limited to certain MinIO servers.
func (c *Client) PromptObject(ctx context.Context, bucketName, objectName, prompt string, opts PromptObjectOptions) (io.ReadCloser, error) {
// Input validation.
if err := s3utils.CheckValidBucketName(bucketName); err != nil {
return nil, ErrorResponse{
StatusCode: http.StatusBadRequest,
Code: "InvalidBucketName",
Message: err.Error(),
}
}
if err := s3utils.CheckValidObjectName(objectName); err != nil {
return nil, ErrorResponse{
StatusCode: http.StatusBadRequest,
Code: "XMinioInvalidObjectName",
Message: err.Error(),
}
}
opts.AddLambdaArnToReqParams(opts.LambdaArn)
opts.SetHeader("Content-Type", "application/json")
opts.AddPromptArg("prompt", prompt)
promptReqBytes, err := json.Marshal(opts.PromptArgs)
if err != nil {
return nil, err
}
// Execute POST on bucket/object.
resp, err := c.executeMethod(ctx, http.MethodPost, requestMetadata{
bucketName: bucketName,
objectName: objectName,
queryValues: opts.toQueryValues(),
customHeader: opts.Header(),
contentSHA256Hex: sum256Hex(promptReqBytes),
contentBody: bytes.NewReader(promptReqBytes),
contentLength: int64(len(promptReqBytes)),
})
if err != nil {
return nil, err
}
if resp.StatusCode != http.StatusOK {
defer closeResponse(resp)
return nil, httpRespToErrorResponse(resp, bucketName, objectName)
}
return resp.Body, nil
}
|
