memos/plugin/storage/s3/s3.go
Zeng1998 1e4a81dea9
feat: storage service backend (#1086)
* feat: storage service backend

* update go.mod

* update the column name (urlPrefix -> url_prefix)

* update

* update
2023-02-13 19:36:48 +08:00

67 lines
1.8 KiB
Go

package s3
import (
"context"
"fmt"
"io"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/aws-sdk-go-v2/config"
"github.com/aws/aws-sdk-go-v2/credentials"
"github.com/aws/aws-sdk-go-v2/feature/s3/manager"
awss3 "github.com/aws/aws-sdk-go-v2/service/s3"
"github.com/aws/aws-sdk-go-v2/service/s3/types"
"github.com/usememos/memos/api"
)
type Client struct {
Client *awss3.Client
BucketName string
URLPrefix string
}
func NewClient(ctx context.Context, storage *api.Storage) (*Client, error) {
resolver := aws.EndpointResolverWithOptionsFunc(func(service, region string, options ...interface{}) (aws.Endpoint, error) {
return aws.Endpoint{
URL: storage.EndPoint,
SigningRegion: storage.Region,
}, nil
})
cfg, err := config.LoadDefaultConfig(ctx,
config.WithEndpointResolverWithOptions(resolver),
config.WithCredentialsProvider(credentials.NewStaticCredentialsProvider(storage.AccessKey, storage.SecretKey, "")),
)
if err != nil {
return nil, err
}
client := awss3.NewFromConfig(cfg)
return &Client{
Client: client,
BucketName: storage.Bucket,
URLPrefix: storage.URLPrefix,
}, nil
}
func (client *Client) UploadFile(ctx context.Context, filename string, fileType string, src io.Reader, storage *api.Storage) (*string, error) {
uploader := manager.NewUploader(client.Client)
resp, err := uploader.Upload(ctx, &awss3.PutObjectInput{
Bucket: aws.String(client.BucketName),
Key: aws.String(filename),
Body: src,
ContentType: aws.String(fileType),
ACL: types.ObjectCannedACL(*aws.String("public-read")),
})
if err != nil {
return nil, err
}
var link string
if storage.URLPrefix == "" {
link = resp.Location
} else {
link = fmt.Sprintf("%s/%s", storage.URLPrefix, filename)
}
return &link, nil
}