-
Notifications
You must be signed in to change notification settings - Fork 143
/
minio.go
168 lines (146 loc) · 4.36 KB
/
minio.go
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
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
// Copyright 2020 The PipeCD Authors.
//
// 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"
"fmt"
"io"
"mime"
"net/http"
"net/url"
"os"
"path/filepath"
"strings"
"github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/credentials"
"go.uber.org/zap"
"github.com/pipe-cd/pipecd/pkg/filestore"
)
type Store struct {
client *minio.Client
bucket string
logger *zap.Logger
}
type Option func(*Store)
func WithLogger(logger *zap.Logger) Option {
return func(s *Store) {
s.logger = logger.Named("minio")
}
}
// NewStore generates a minio client with the given params
func NewStore(endpoint, bucket, accessKeyFile, secretKeyFile string, opts ...Option) (*Store, error) {
s := &Store{
bucket: bucket,
logger: zap.NewNop(),
}
for _, opt := range opts {
opt(s)
}
var useSSL bool
u, err := url.Parse(endpoint)
if err != nil {
return nil, fmt.Errorf("failed to parse the given endpoint: %w", err)
}
if u.Scheme == "https" {
useSSL = true
}
accessKey, err := os.ReadFile(accessKeyFile)
if err != nil {
return nil, fmt.Errorf("failed to read access key file: %w", err)
}
secretKey, err := os.ReadFile(secretKeyFile)
if err != nil {
return nil, fmt.Errorf("failed to read secret key file: %w", err)
}
client, err := minio.New(u.Host, &minio.Options{
Creds: credentials.NewStaticV4(strings.TrimRight(string(accessKey), "\n"), strings.TrimRight(string(secretKey), "\n"), ""),
Secure: useSSL,
})
if err != nil {
return nil, err
}
s.client = client
return s, nil
}
// EnsureBucket makes the bucket if not exists.
func (s *Store) EnsureBucket(ctx context.Context) error {
exists, err := s.client.BucketExists(ctx, s.bucket)
if err != nil {
return fmt.Errorf("failed to check if bucket exists: %w", err)
}
if exists {
return nil
}
return s.client.MakeBucket(ctx, s.bucket, minio.MakeBucketOptions{})
}
func (s *Store) GetReader(ctx context.Context, path string) (rc io.ReadCloser, err error) {
if _, err = s.client.StatObject(ctx, s.bucket, path, minio.GetObjectOptions{}); err != nil {
e := minio.ToErrorResponse(err)
if e.StatusCode == http.StatusNotFound {
err = filestore.ErrNotFound
}
s.logger.Error("failed to stat minio object",
zap.String("path", path),
zap.Error(err),
)
return
}
return s.client.GetObject(ctx, s.bucket, path, minio.GetObjectOptions{})
}
func (s *Store) Get(ctx context.Context, path string) ([]byte, error) {
rc, err := s.GetReader(ctx, path)
if err != nil {
return nil, err
}
defer func() {
if err := rc.Close(); err != nil {
s.logger.Error("failed to close object reader")
}
}()
return io.ReadAll(rc)
}
func (s *Store) Put(ctx context.Context, path string, content []byte) error {
opts := minio.PutObjectOptions{}
if opts.ContentType = mime.TypeByExtension(filepath.Ext(path)); opts.ContentType == "" {
opts.ContentType = "application/octet-stream"
}
b := bytes.NewBuffer(content)
_, err := s.client.PutObject(ctx, s.bucket, path, b, int64(b.Len()), opts)
return err
}
func (s *Store) Delete(ctx context.Context, path string) error {
return s.client.RemoveObject(ctx, s.bucket, path, minio.RemoveObjectOptions{})
}
func (s *Store) List(ctx context.Context, prefix string) ([]filestore.ObjectAttrs, error) {
objectCh := s.client.ListObjects(ctx, s.bucket, minio.ListObjectsOptions{Prefix: prefix, Recursive: true})
objects := make([]filestore.ObjectAttrs, 0, len(objectCh))
for o := range objectCh {
if o.Err != nil {
return nil, fmt.Errorf("invalid object %q found: %w", o.Key, o.Err)
}
objects = append(objects, filestore.ObjectAttrs{
Path: o.Key,
Size: o.Size,
Etag: o.ETag,
UpdatedAt: o.LastModified.Unix(),
})
}
return objects, nil
}
func (s *Store) Close() error {
// No need to close the connection. Minio server automatically cleans
// idle connections and properly gives back resources to kernel.
return nil
}