coze-studio/backend/infra/impl/storage/s3/s3.go

300 lines
8.2 KiB
Go

/*
* Copyright 2025 coze-dev 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 s3
import (
"bytes"
"context"
"fmt"
"io"
"net"
"net/url"
"os"
"time"
"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/service/s3"
"github.com/coze-dev/coze-studio/backend/infra/contract/imagex"
"github.com/coze-dev/coze-studio/backend/infra/contract/storage"
"github.com/coze-dev/coze-studio/backend/pkg/ctxcache"
"github.com/coze-dev/coze-studio/backend/pkg/errorx"
"github.com/coze-dev/coze-studio/backend/pkg/logs"
"github.com/coze-dev/coze-studio/backend/types/consts"
"github.com/coze-dev/coze-studio/backend/types/errno"
)
type s3Client struct {
client *s3.Client
bucketName string
}
func NewStorageImagex(ctx context.Context, ak, sk, bucketName, endpoint, region string) (imagex.ImageX, error) {
t, err := getS3Client(ctx, ak, sk, bucketName, endpoint, region)
if err != nil {
return nil, err
}
return t, nil
}
func getS3Client(ctx context.Context, ak, sk, bucketName, endpoint, region string) (*s3Client, error) {
creds := credentials.NewStaticCredentialsProvider(ak, sk, "")
customResolver := aws.EndpointResolverWithOptionsFunc(func(service, region string, options ...interface{}) (aws.Endpoint, error) {
return aws.Endpoint{
PartitionID: "aws",
URL: endpoint,
SigningRegion: region,
HostnameImmutable: true,
Source: aws.EndpointSourceCustom,
}, nil
})
cfg, err := config.LoadDefaultConfig(
context.TODO(),
config.WithCredentialsProvider(creds),
config.WithEndpointResolverWithOptions(customResolver),
config.WithRegion("auto"),
)
if err != nil {
return nil, fmt.Errorf("init config failed, bucketName: %s, endpoint: %s, region: %s, err: %v", bucketName, endpoint, region, err)
}
c := s3.NewFromConfig(cfg, func(o *s3.Options) {
o.UsePathStyle = false // virtual-host mode
o.RequestChecksumCalculation = aws.RequestChecksumCalculationWhenRequired
})
t := &s3Client{
client: c,
bucketName: bucketName,
}
err = t.CheckAndCreateBucket(ctx)
if err != nil {
return nil, err
}
return t, nil
}
func New(ctx context.Context, ak, sk, bucketName, endpoint, region string) (storage.Storage, error) {
t, err := getS3Client(ctx, ak, sk, bucketName, endpoint, region)
if err != nil {
return nil, err
}
return t, nil
}
func (t *s3Client) test() {
// test upload
objectKey := fmt.Sprintf("test-%s.txt", time.Now().Format("20060102150405"))
err := t.PutObject(context.Background(), objectKey, []byte("hello world"))
if err != nil {
logs.CtxErrorf(context.Background(), "PutObject failed, objectKey: %s, err: %v", objectKey, err)
}
// test download
content, err := t.GetObject(context.Background(), objectKey)
if err != nil {
logs.CtxErrorf(context.Background(), "GetObject failed, objectKey: %s, err: %v", objectKey, err)
}
logs.CtxInfof(context.Background(), "GetObject content: %s", string(content))
// test get presigned url
url, err := t.GetObjectUrl(context.Background(), objectKey)
if err != nil {
logs.CtxErrorf(context.Background(), "GetObjectUrl failed, objectKey: %s, err: %v", objectKey, err)
}
logs.CtxInfof(context.Background(), "GetObjectUrl url: %s", url)
// test delete
err = t.DeleteObject(context.Background(), objectKey)
if err != nil {
logs.CtxErrorf(context.Background(), "DeleteObject failed, objectKey: %s, err: %v", objectKey, err)
}
}
func (t *s3Client) CheckAndCreateBucket(ctx context.Context) error {
client := t.client
bucket := t.bucketName
_, err := client.HeadBucket(ctx, &s3.HeadBucketInput{Bucket: aws.String(bucket)})
if err == nil {
return nil // already exist
}
if err != nil {
// bucket not exist
if awsErr, ok := err.(interface{ ErrorCode() string }); ok && awsErr.ErrorCode() == "404" {
input := &s3.CreateBucketInput{
Bucket: aws.String(bucket),
}
// create bucket
_, err := client.CreateBucket(ctx, input)
return err
}
// other case
return err
}
return nil
}
func (t *s3Client) PutObject(ctx context.Context, objectKey string, content []byte, opts ...storage.PutOptFn) error {
client := t.client
body := bytes.NewReader(content)
bucket := t.bucketName
// upload object
_, err := client.PutObject(ctx, &s3.PutObjectInput{
Bucket: aws.String(bucket),
Key: aws.String(objectKey),
Body: body,
})
return err
}
func (t *s3Client) GetObject(ctx context.Context, objectKey string) ([]byte, error) {
client := t.client
bucket := t.bucketName
result, err := client.GetObject(ctx, &s3.GetObjectInput{
Bucket: aws.String(bucket),
Key: aws.String(objectKey),
})
if err != nil {
return nil, fmt.Errorf("get object failed : %v", err)
}
defer result.Body.Close()
body, err := io.ReadAll(result.Body)
if err != nil {
return nil, err
}
return body, nil
}
func (t *s3Client) DeleteObject(ctx context.Context, objectKey string) error {
client := t.client
bucket := t.bucketName
_, err := client.DeleteObject(ctx, &s3.DeleteObjectInput{
Bucket: aws.String(bucket),
Key: aws.String(objectKey),
})
return err
}
func (t *s3Client) GetObjectUrl(ctx context.Context, objectKey string, opts ...storage.GetOptFn) (string, error) {
client := t.client
bucket := t.bucketName
presignClient := s3.NewPresignClient(client)
req, err := presignClient.PresignGetObject(ctx, &s3.GetObjectInput{
Bucket: aws.String(bucket),
Key: aws.String(objectKey),
}, func(options *s3.PresignOptions) {
options.Expires = time.Duration(60*60*24) * time.Second
})
if err != nil {
return "", fmt.Errorf("get object presigned url failed: %v", err)
}
// url parse
url, err := url.Parse(req.URL)
if err != nil {
logs.CtxWarnf(ctx, "[GetObjectUrl] url parse failed, err: %v", err)
return req.URL, nil
}
proxyPort := os.Getenv(consts.MinIOProxyEndpoint) // :8889
if len(proxyPort) > 0 {
currentHost, ok := ctxcache.Get[string](ctx, consts.HostKeyInCtx)
if !ok {
return req.URL, nil
}
currentScheme, ok := ctxcache.Get[string](ctx, consts.RequestSchemeKeyInCtx)
if !ok {
return req.URL, nil
}
host, _, err := net.SplitHostPort(currentHost)
if err != nil {
host = currentHost
}
minioProxyHost := host + proxyPort
url.Host = minioProxyHost
url.Scheme = currentScheme
logs.CtxInfof(ctx, "[GetObjectUrl] reset ORG.URL = %s TOS.URL = %s", req.URL, url.String())
return url.String(), nil
}
return req.URL, nil
}
func (i *s3Client) GetUploadHost(ctx context.Context) string {
currentHost, ok := ctxcache.Get[string](ctx, consts.HostKeyInCtx)
if !ok {
return ""
}
return currentHost + consts.ApplyUploadActionURI
}
func (t *s3Client) GetServerID() string {
return ""
}
func (t *s3Client) GetUploadAuth(ctx context.Context, opt ...imagex.UploadAuthOpt) (*imagex.SecurityToken, error) {
scheme, ok := ctxcache.Get[string](ctx, consts.RequestSchemeKeyInCtx)
if !ok {
return nil, errorx.New(errno.ErrUploadHostSchemaNotExistCode)
}
return &imagex.SecurityToken{
AccessKeyID: "",
SecretAccessKey: "",
SessionToken: "",
ExpiredTime: time.Now().Add(time.Hour).Format("2006-01-02 15:04:05"),
CurrentTime: time.Now().Format("2006-01-02 15:04:05"),
HostScheme: scheme,
}, nil
}
func (t *s3Client) GetResourceURL(ctx context.Context, uri string, opts ...imagex.GetResourceOpt) (*imagex.ResourceURL, error) {
url, err := t.GetObjectUrl(ctx, uri)
if err != nil {
return nil, err
}
return &imagex.ResourceURL{
URL: url,
}, nil
}
func (t *s3Client) Upload(ctx context.Context, data []byte, opts ...imagex.UploadAuthOpt) (*imagex.UploadResult, error) {
return nil, nil
}
func (t *s3Client) GetUploadAuthWithExpire(ctx context.Context, expire time.Duration, opt ...imagex.UploadAuthOpt) (*imagex.SecurityToken, error) {
return nil, nil
}