1
|
|
|
package s3 |
2
|
|
|
|
3
|
|
|
import ( |
4
|
|
|
"context" |
5
|
|
|
"time" |
6
|
|
|
|
7
|
|
|
"github.com/aws/aws-sdk-go-v2/aws/awserr" |
8
|
|
|
SDK "github.com/aws/aws-sdk-go-v2/service/s3" |
9
|
|
|
|
10
|
|
|
"github.com/evalphobia/aws-sdk-go-v2-wrapper/errors" |
11
|
|
|
"github.com/evalphobia/aws-sdk-go-v2-wrapper/private/pointers" |
12
|
|
|
) |
13
|
|
|
|
14
|
|
|
// HeadObject executes `HeadObject` operation. |
15
|
|
|
func (svc *S3) HeadObject(ctx context.Context, r HeadObjectRequest) (*HeadObjectResult, error) { |
16
|
|
|
out, err := svc.RawHeadObject(ctx, r.ToInput()) |
17
|
|
|
if err == nil { |
18
|
|
|
return NewHeadObjectResult(out), nil |
19
|
|
|
} |
20
|
|
|
if aerr, ok := err.(awserr.Error); ok { |
21
|
|
|
if aerr.Code() == "NotFound" { |
22
|
|
|
return NewHeadObjectResult(out), nil |
23
|
|
|
} |
24
|
|
|
} |
25
|
|
|
|
26
|
|
|
err = svc.errWrap(errors.ErrorData{ |
27
|
|
|
Err: err, |
28
|
|
|
AWSOperation: "HeadObject", |
29
|
|
|
}) |
30
|
|
|
svc.Errorf(err.Error()) |
|
|
|
|
31
|
|
|
return nil, err |
32
|
|
|
} |
33
|
|
|
|
34
|
|
|
// HeadObjectRequest has parameters for `HeadObject` operation. |
35
|
|
|
type HeadObjectRequest struct { |
36
|
|
|
Bucket string |
37
|
|
|
Key string |
38
|
|
|
|
39
|
|
|
// optional |
40
|
|
|
IfMatch string |
41
|
|
|
IfModifiedSince time.Time |
42
|
|
|
IfNoneMatch string |
43
|
|
|
IfUnmodifiedSince time.Time |
44
|
|
|
PartNumber int64 |
45
|
|
|
Range string |
46
|
|
|
RequestPayer RequestPayer |
47
|
|
|
SSECustomerAlgorithm string |
48
|
|
|
SSECustomerKey string |
49
|
|
|
SSECustomerKeyMD5 string |
50
|
|
|
VersionID string |
51
|
|
|
} |
52
|
|
|
|
53
|
|
|
func (r HeadObjectRequest) ToInput() *SDK.HeadObjectInput { |
|
|
|
|
54
|
|
|
in := &SDK.HeadObjectInput{} |
55
|
|
|
if r.Bucket != "" { |
56
|
|
|
in.Bucket = pointers.String(r.Bucket) |
57
|
|
|
} |
58
|
|
|
if r.Key != "" { |
59
|
|
|
in.Key = pointers.String(r.Key) |
60
|
|
|
} |
61
|
|
|
|
62
|
|
|
if r.IfMatch != "" { |
63
|
|
|
in.IfMatch = pointers.String(r.IfMatch) |
64
|
|
|
} |
65
|
|
|
if !r.IfModifiedSince.IsZero() { |
66
|
|
|
in.IfModifiedSince = &r.IfModifiedSince |
67
|
|
|
} |
68
|
|
|
if r.IfNoneMatch != "" { |
69
|
|
|
in.IfNoneMatch = pointers.String(r.IfNoneMatch) |
70
|
|
|
} |
71
|
|
|
if !r.IfUnmodifiedSince.IsZero() { |
72
|
|
|
in.IfUnmodifiedSince = &r.IfUnmodifiedSince |
73
|
|
|
} |
74
|
|
|
if r.PartNumber != 0 { |
75
|
|
|
in.PartNumber = pointers.Long64(r.PartNumber) |
76
|
|
|
} |
77
|
|
|
if r.Range != "" { |
78
|
|
|
in.Range = pointers.String(r.Range) |
79
|
|
|
} |
80
|
|
|
|
81
|
|
|
in.RequestPayer = SDK.RequestPayer(r.RequestPayer) |
82
|
|
|
|
83
|
|
|
if r.SSECustomerAlgorithm != "" { |
84
|
|
|
in.SSECustomerAlgorithm = pointers.String(r.SSECustomerAlgorithm) |
85
|
|
|
} |
86
|
|
|
if r.SSECustomerKey != "" { |
87
|
|
|
in.SSECustomerKey = pointers.String(r.SSECustomerKey) |
88
|
|
|
} |
89
|
|
|
if r.SSECustomerKeyMD5 != "" { |
90
|
|
|
in.SSECustomerKeyMD5 = pointers.String(r.SSECustomerKeyMD5) |
91
|
|
|
} |
92
|
|
|
if r.VersionID != "" { |
93
|
|
|
in.VersionId = pointers.String(r.VersionID) |
94
|
|
|
} |
95
|
|
|
return in |
96
|
|
|
} |
97
|
|
|
|
98
|
|
|
// HeadObjectResult contains results from `HeadObject` operation. |
99
|
|
|
type HeadObjectResult struct { |
100
|
|
|
Exists bool |
101
|
|
|
|
102
|
|
|
AcceptRanges string |
103
|
|
|
CacheControl string |
104
|
|
|
ContentDisposition string |
105
|
|
|
ContentEncoding string |
106
|
|
|
ContentLanguage string |
107
|
|
|
ContentLength int64 |
108
|
|
|
ContentType string |
109
|
|
|
DeleteMarker bool |
110
|
|
|
ETag string |
111
|
|
|
Expiration string |
112
|
|
|
Expires string |
113
|
|
|
LastModified time.Time |
114
|
|
|
Metadata map[string]string |
115
|
|
|
MissingMeta int64 |
116
|
|
|
ObjectLockLegalHoldStatus ObjectLockLegalHoldStatus |
117
|
|
|
ObjectLockMode ObjectLockMode |
118
|
|
|
ObjectLockRetainUntilDate time.Time |
119
|
|
|
PartsCount int64 |
120
|
|
|
ReplicationStatus ReplicationStatus |
121
|
|
|
RequestCharged RequestCharged |
122
|
|
|
Restore string |
123
|
|
|
SSECustomerAlgorithm string |
124
|
|
|
SSECustomerKeyMD5 string |
125
|
|
|
SSEKMSKeyID string |
126
|
|
|
ServerSideEncryption ServerSideEncryption |
127
|
|
|
StorageClass StorageClass |
128
|
|
|
VersionID string |
129
|
|
|
WebsiteRedirectLocation string |
130
|
|
|
} |
131
|
|
|
|
132
|
|
|
func NewHeadObjectResult(output *SDK.HeadObjectResponse) *HeadObjectResult { |
|
|
|
|
133
|
|
|
r := &HeadObjectResult{} |
134
|
|
|
if output == nil { |
135
|
|
|
return r |
136
|
|
|
} |
137
|
|
|
|
138
|
|
|
r.Exists = true |
139
|
|
|
|
140
|
|
|
if output.AcceptRanges != nil { |
141
|
|
|
r.AcceptRanges = *output.AcceptRanges |
142
|
|
|
} |
143
|
|
|
if output.CacheControl != nil { |
144
|
|
|
r.CacheControl = *output.CacheControl |
145
|
|
|
} |
146
|
|
|
if output.ContentDisposition != nil { |
147
|
|
|
r.ContentDisposition = *output.ContentDisposition |
148
|
|
|
} |
149
|
|
|
if output.ContentEncoding != nil { |
150
|
|
|
r.ContentEncoding = *output.ContentEncoding |
151
|
|
|
} |
152
|
|
|
if output.ContentLanguage != nil { |
153
|
|
|
r.ContentLanguage = *output.ContentLanguage |
154
|
|
|
} |
155
|
|
|
if output.ContentLength != nil { |
156
|
|
|
r.ContentLength = *output.ContentLength |
157
|
|
|
} |
158
|
|
|
if output.ContentType != nil { |
159
|
|
|
r.ContentType = *output.ContentType |
160
|
|
|
} |
161
|
|
|
if output.DeleteMarker != nil { |
162
|
|
|
r.DeleteMarker = *output.DeleteMarker |
163
|
|
|
} |
164
|
|
|
if output.ETag != nil { |
165
|
|
|
r.ETag = *output.ETag |
166
|
|
|
} |
167
|
|
|
if output.Expiration != nil { |
168
|
|
|
r.Expiration = *output.Expiration |
169
|
|
|
} |
170
|
|
|
if output.Expires != nil { |
171
|
|
|
r.Expires = *output.Expires |
172
|
|
|
} |
173
|
|
|
if output.LastModified != nil { |
174
|
|
|
r.LastModified = *output.LastModified |
175
|
|
|
} |
176
|
|
|
|
177
|
|
|
r.Metadata = output.Metadata |
178
|
|
|
|
179
|
|
|
if output.MissingMeta != nil { |
180
|
|
|
r.MissingMeta = *output.MissingMeta |
181
|
|
|
} |
182
|
|
|
if r.ObjectLockLegalHoldStatus != "" { |
183
|
|
|
r.ObjectLockLegalHoldStatus = ObjectLockLegalHoldStatus(output.ObjectLockLegalHoldStatus) |
184
|
|
|
} |
185
|
|
|
if r.ObjectLockMode != "" { |
186
|
|
|
r.ObjectLockMode = ObjectLockMode(output.ObjectLockMode) |
187
|
|
|
} |
188
|
|
|
if output.PartsCount != nil { |
189
|
|
|
r.PartsCount = *output.PartsCount |
190
|
|
|
} |
191
|
|
|
if r.ReplicationStatus != "" { |
192
|
|
|
r.ReplicationStatus = ReplicationStatus(output.ReplicationStatus) |
193
|
|
|
} |
194
|
|
|
if r.RequestCharged != "" { |
195
|
|
|
r.RequestCharged = RequestCharged(output.RequestCharged) |
196
|
|
|
} |
197
|
|
|
if output.Restore != nil { |
198
|
|
|
r.Restore = *output.Restore |
199
|
|
|
} |
200
|
|
|
if output.SSECustomerAlgorithm != nil { |
201
|
|
|
r.SSECustomerAlgorithm = *output.SSECustomerAlgorithm |
202
|
|
|
} |
203
|
|
|
if output.SSECustomerKeyMD5 != nil { |
204
|
|
|
r.SSECustomerKeyMD5 = *output.SSECustomerKeyMD5 |
205
|
|
|
} |
206
|
|
|
if output.SSEKMSKeyId != nil { |
207
|
|
|
r.SSEKMSKeyID = *output.SSEKMSKeyId |
208
|
|
|
} |
209
|
|
|
if r.ServerSideEncryption != "" { |
210
|
|
|
r.ServerSideEncryption = ServerSideEncryption(output.ServerSideEncryption) |
211
|
|
|
} |
212
|
|
|
if r.StorageClass != "" { |
213
|
|
|
r.StorageClass = StorageClass(output.StorageClass) |
214
|
|
|
} |
215
|
|
|
if output.VersionId != nil { |
216
|
|
|
r.VersionID = *output.VersionId |
217
|
|
|
} |
218
|
|
|
if output.WebsiteRedirectLocation != nil { |
219
|
|
|
r.WebsiteRedirectLocation = *output.WebsiteRedirectLocation |
220
|
|
|
} |
221
|
|
|
return r |
222
|
|
|
} |
223
|
|
|
|