diff options
Diffstat (limited to 'vendor/github.com/minio/minio-go/v7/api-put-object-common.go')
-rw-r--r-- | vendor/github.com/minio/minio-go/v7/api-put-object-common.go | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/vendor/github.com/minio/minio-go/v7/api-put-object-common.go b/vendor/github.com/minio/minio-go/v7/api-put-object-common.go deleted file mode 100644 index 9ccb97c..0000000 --- a/vendor/github.com/minio/minio-go/v7/api-put-object-common.go +++ /dev/null | |||
@@ -1,149 +0,0 @@ | |||
1 | /* | ||
2 | * MinIO Go Library for Amazon S3 Compatible Cloud Storage | ||
3 | * Copyright 2015-2017 MinIO, Inc. | ||
4 | * | ||
5 | * Licensed under the Apache License, Version 2.0 (the "License"); | ||
6 | * you may not use this file except in compliance with the License. | ||
7 | * You may obtain a copy of the License at | ||
8 | * | ||
9 | * http://www.apache.org/licenses/LICENSE-2.0 | ||
10 | * | ||
11 | * Unless required by applicable law or agreed to in writing, software | ||
12 | * distributed under the License is distributed on an "AS IS" BASIS, | ||
13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
14 | * See the License for the specific language governing permissions and | ||
15 | * limitations under the License. | ||
16 | */ | ||
17 | |||
18 | package minio | ||
19 | |||
20 | import ( | ||
21 | "context" | ||
22 | "io" | ||
23 | "math" | ||
24 | "os" | ||
25 | |||
26 | "github.com/minio/minio-go/v7/pkg/s3utils" | ||
27 | ) | ||
28 | |||
29 | const nullVersionID = "null" | ||
30 | |||
31 | // Verify if reader is *minio.Object | ||
32 | func isObject(reader io.Reader) (ok bool) { | ||
33 | _, ok = reader.(*Object) | ||
34 | return | ||
35 | } | ||
36 | |||
37 | // Verify if reader is a generic ReaderAt | ||
38 | func isReadAt(reader io.Reader) (ok bool) { | ||
39 | var v *os.File | ||
40 | v, ok = reader.(*os.File) | ||
41 | if ok { | ||
42 | // Stdin, Stdout and Stderr all have *os.File type | ||
43 | // which happen to also be io.ReaderAt compatible | ||
44 | // we need to add special conditions for them to | ||
45 | // be ignored by this function. | ||
46 | for _, f := range []string{ | ||
47 | "/dev/stdin", | ||
48 | "/dev/stdout", | ||
49 | "/dev/stderr", | ||
50 | } { | ||
51 | if f == v.Name() { | ||
52 | ok = false | ||
53 | break | ||
54 | } | ||
55 | } | ||
56 | } else { | ||
57 | _, ok = reader.(io.ReaderAt) | ||
58 | } | ||
59 | return | ||
60 | } | ||
61 | |||
62 | // OptimalPartInfo - calculate the optimal part info for a given | ||
63 | // object size. | ||
64 | // | ||
65 | // NOTE: Assumption here is that for any object to be uploaded to any S3 compatible | ||
66 | // object storage it will have the following parameters as constants. | ||
67 | // | ||
68 | // maxPartsCount - 10000 | ||
69 | // minPartSize - 16MiB | ||
70 | // maxMultipartPutObjectSize - 5TiB | ||
71 | func OptimalPartInfo(objectSize int64, configuredPartSize uint64) (totalPartsCount int, partSize, lastPartSize int64, err error) { | ||
72 | // object size is '-1' set it to 5TiB. | ||
73 | var unknownSize bool | ||
74 | if objectSize == -1 { | ||
75 | unknownSize = true | ||
76 | objectSize = maxMultipartPutObjectSize | ||
77 | } | ||
78 | |||
79 | // object size is larger than supported maximum. | ||
80 | if objectSize > maxMultipartPutObjectSize { | ||
81 | err = errEntityTooLarge(objectSize, maxMultipartPutObjectSize, "", "") | ||
82 | return | ||
83 | } | ||
84 | |||
85 | var partSizeFlt float64 | ||
86 | if configuredPartSize > 0 { | ||
87 | if int64(configuredPartSize) > objectSize { | ||
88 | err = errEntityTooLarge(int64(configuredPartSize), objectSize, "", "") | ||
89 | return | ||
90 | } | ||
91 | |||
92 | if !unknownSize { | ||
93 | if objectSize > (int64(configuredPartSize) * maxPartsCount) { | ||
94 | err = errInvalidArgument("Part size * max_parts(10000) is lesser than input objectSize.") | ||
95 | return | ||
96 | } | ||
97 | } | ||
98 | |||
99 | if configuredPartSize < absMinPartSize { | ||
100 | err = errInvalidArgument("Input part size is smaller than allowed minimum of 5MiB.") | ||
101 | return | ||
102 | } | ||
103 | |||
104 | if configuredPartSize > maxPartSize { | ||
105 | err = errInvalidArgument("Input part size is bigger than allowed maximum of 5GiB.") | ||
106 | return | ||
107 | } | ||
108 | |||
109 | partSizeFlt = float64(configuredPartSize) | ||
110 | if unknownSize { | ||
111 | // If input has unknown size and part size is configured | ||
112 | // keep it to maximum allowed as per 10000 parts. | ||
113 | objectSize = int64(configuredPartSize) * maxPartsCount | ||
114 | } | ||
115 | } else { | ||
116 | configuredPartSize = minPartSize | ||
117 | // Use floats for part size for all calculations to avoid | ||
118 | // overflows during float64 to int64 conversions. | ||
119 | partSizeFlt = float64(objectSize / maxPartsCount) | ||
120 | partSizeFlt = math.Ceil(partSizeFlt/float64(configuredPartSize)) * float64(configuredPartSize) | ||
121 | } | ||
122 | |||
123 | // Total parts count. | ||
124 | totalPartsCount = int(math.Ceil(float64(objectSize) / partSizeFlt)) | ||
125 | // Part size. | ||
126 | partSize = int64(partSizeFlt) | ||
127 | // Last part size. | ||
128 | lastPartSize = objectSize - int64(totalPartsCount-1)*partSize | ||
129 | return totalPartsCount, partSize, lastPartSize, nil | ||
130 | } | ||
131 | |||
132 | // getUploadID - fetch upload id if already present for an object name | ||
133 | // or initiate a new request to fetch a new upload id. | ||
134 | func (c *Client) newUploadID(ctx context.Context, bucketName, objectName string, opts PutObjectOptions) (uploadID string, err error) { | ||
135 | // Input validation. | ||
136 | if err := s3utils.CheckValidBucketName(bucketName); err != nil { | ||
137 | return "", err | ||
138 | } | ||
139 | if err := s3utils.CheckValidObjectName(objectName); err != nil { | ||
140 | return "", err | ||
141 | } | ||
142 | |||
143 | // Initiate multipart upload for an object. | ||
144 | initMultipartUploadResult, err := c.initiateMultipartUpload(ctx, bucketName, objectName, opts) | ||
145 | if err != nil { | ||
146 | return "", err | ||
147 | } | ||
148 | return initMultipartUploadResult.UploadID, nil | ||
149 | } | ||