feat: add s3 service (#188)
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victorwjwu
GitHub
299
backend/infra/impl/storage/s3/s3.go
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299
backend/infra/impl/storage/s3/s3.go
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@@ -0,0 +1,299 @@
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/*
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* Copyright 2025 coze-dev Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package s3
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import (
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"bytes"
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"context"
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"fmt"
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"io"
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"net"
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"net/url"
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"os"
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"time"
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"github.com/aws/aws-sdk-go-v2/aws"
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"github.com/aws/aws-sdk-go-v2/config"
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"github.com/aws/aws-sdk-go-v2/credentials"
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"github.com/aws/aws-sdk-go-v2/service/s3"
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"github.com/coze-dev/coze-studio/backend/infra/contract/imagex"
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"github.com/coze-dev/coze-studio/backend/infra/contract/storage"
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"github.com/coze-dev/coze-studio/backend/pkg/ctxcache"
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"github.com/coze-dev/coze-studio/backend/pkg/errorx"
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"github.com/coze-dev/coze-studio/backend/pkg/logs"
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"github.com/coze-dev/coze-studio/backend/types/consts"
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"github.com/coze-dev/coze-studio/backend/types/errno"
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)
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type s3Client struct {
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client *s3.Client
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bucketName string
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}
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func NewStorageImagex(ctx context.Context, ak, sk, bucketName, endpoint, region string) (imagex.ImageX, error) {
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t, err := getS3Client(ctx, ak, sk, bucketName, endpoint, region)
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if err != nil {
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return nil, err
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}
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return t, nil
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}
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func getS3Client(ctx context.Context, ak, sk, bucketName, endpoint, region string) (*s3Client, error) {
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creds := credentials.NewStaticCredentialsProvider(ak, sk, "")
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customResolver := aws.EndpointResolverWithOptionsFunc(func(service, region string, options ...interface{}) (aws.Endpoint, error) {
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return aws.Endpoint{
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PartitionID: "aws",
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URL: endpoint,
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SigningRegion: region,
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HostnameImmutable: true,
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Source: aws.EndpointSourceCustom,
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}, nil
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})
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cfg, err := config.LoadDefaultConfig(
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context.TODO(),
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config.WithCredentialsProvider(creds),
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config.WithEndpointResolverWithOptions(customResolver),
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config.WithRegion("auto"),
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)
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if err != nil {
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return nil, fmt.Errorf("init config failed, bucketName: %s, endpoint: %s, region: %s, err: %v", bucketName, endpoint, region, err)
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}
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c := s3.NewFromConfig(cfg, func(o *s3.Options) {
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o.UsePathStyle = false // virtual-host mode
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o.RequestChecksumCalculation = aws.RequestChecksumCalculationWhenRequired
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})
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t := &s3Client{
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client: c,
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bucketName: bucketName,
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}
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err = t.CheckAndCreateBucket(ctx)
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if err != nil {
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return nil, err
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}
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return t, nil
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}
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func New(ctx context.Context, ak, sk, bucketName, endpoint, region string) (storage.Storage, error) {
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t, err := getS3Client(ctx, ak, sk, bucketName, endpoint, region)
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if err != nil {
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return nil, err
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}
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return t, nil
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}
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func (t *s3Client) test() {
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// test upload
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objectKey := fmt.Sprintf("test-%s.txt", time.Now().Format("20060102150405"))
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err := t.PutObject(context.Background(), objectKey, []byte("hello world"))
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if err != nil {
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logs.CtxErrorf(context.Background(), "PutObject failed, objectKey: %s, err: %v", objectKey, err)
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}
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// test download
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content, err := t.GetObject(context.Background(), objectKey)
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if err != nil {
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logs.CtxErrorf(context.Background(), "GetObject failed, objectKey: %s, err: %v", objectKey, err)
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}
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logs.CtxInfof(context.Background(), "GetObject content: %s", string(content))
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// test get presigned url
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url, err := t.GetObjectUrl(context.Background(), objectKey)
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if err != nil {
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logs.CtxErrorf(context.Background(), "GetObjectUrl failed, objectKey: %s, err: %v", objectKey, err)
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}
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logs.CtxInfof(context.Background(), "GetObjectUrl url: %s", url)
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// test delete
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err = t.DeleteObject(context.Background(), objectKey)
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if err != nil {
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logs.CtxErrorf(context.Background(), "DeleteObject failed, objectKey: %s, err: %v", objectKey, err)
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}
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}
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func (t *s3Client) CheckAndCreateBucket(ctx context.Context) error {
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client := t.client
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bucket := t.bucketName
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_, err := client.HeadBucket(ctx, &s3.HeadBucketInput{Bucket: aws.String(bucket)})
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if err == nil {
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return nil // already exist
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}
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if err != nil {
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// bucket not exist
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if awsErr, ok := err.(interface{ ErrorCode() string }); ok && awsErr.ErrorCode() == "404" {
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input := &s3.CreateBucketInput{
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Bucket: aws.String(bucket),
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}
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// create bucket
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_, err := client.CreateBucket(ctx, input)
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return err
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}
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// other case
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return err
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}
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return nil
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}
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func (t *s3Client) PutObject(ctx context.Context, objectKey string, content []byte, opts ...storage.PutOptFn) error {
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client := t.client
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body := bytes.NewReader(content)
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bucket := t.bucketName
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// upload object
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_, err := client.PutObject(ctx, &s3.PutObjectInput{
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Bucket: aws.String(bucket),
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Key: aws.String(objectKey),
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Body: body,
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})
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return err
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}
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func (t *s3Client) GetObject(ctx context.Context, objectKey string) ([]byte, error) {
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client := t.client
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bucket := t.bucketName
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result, err := client.GetObject(ctx, &s3.GetObjectInput{
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Bucket: aws.String(bucket),
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Key: aws.String(objectKey),
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})
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if err != nil {
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return nil, fmt.Errorf("get object failed : %v", err)
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}
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defer result.Body.Close()
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body, err := io.ReadAll(result.Body)
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if err != nil {
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return nil, err
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}
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return body, nil
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}
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func (t *s3Client) DeleteObject(ctx context.Context, objectKey string) error {
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client := t.client
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bucket := t.bucketName
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_, err := client.DeleteObject(ctx, &s3.DeleteObjectInput{
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Bucket: aws.String(bucket),
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Key: aws.String(objectKey),
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})
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return err
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}
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func (t *s3Client) GetObjectUrl(ctx context.Context, objectKey string, opts ...storage.GetOptFn) (string, error) {
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client := t.client
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bucket := t.bucketName
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presignClient := s3.NewPresignClient(client)
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req, err := presignClient.PresignGetObject(ctx, &s3.GetObjectInput{
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Bucket: aws.String(bucket),
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Key: aws.String(objectKey),
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}, func(options *s3.PresignOptions) {
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options.Expires = time.Duration(60*60*24) * time.Second
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})
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if err != nil {
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return "", fmt.Errorf("get object presigned url failed: %v", err)
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}
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// url parse
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url, err := url.Parse(req.URL)
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if err != nil {
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logs.CtxWarnf(ctx, "[GetObjectUrl] url parse failed, err: %v", err)
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return req.URL, nil
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}
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proxyPort := os.Getenv(consts.MinIOProxyEndpoint) // :8889
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if len(proxyPort) > 0 {
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currentHost, ok := ctxcache.Get[string](ctx, consts.HostKeyInCtx)
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if !ok {
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return req.URL, nil
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}
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currentScheme, ok := ctxcache.Get[string](ctx, consts.RequestSchemeKeyInCtx)
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if !ok {
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return req.URL, nil
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}
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host, _, err := net.SplitHostPort(currentHost)
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if err != nil {
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host = currentHost
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}
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minioProxyHost := host + proxyPort
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url.Host = minioProxyHost
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url.Scheme = currentScheme
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logs.CtxInfof(ctx, "[GetObjectUrl] reset ORG.URL = %s TOS.URL = %s", req.URL, url.String())
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return url.String(), nil
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}
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return req.URL, nil
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}
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func (i *s3Client) GetUploadHost(ctx context.Context) string {
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currentHost, ok := ctxcache.Get[string](ctx, consts.HostKeyInCtx)
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if !ok {
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return ""
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}
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return currentHost + consts.ApplyUploadActionURI
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}
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func (t *s3Client) GetServerID() string {
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return ""
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}
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func (t *s3Client) GetUploadAuth(ctx context.Context, opt ...imagex.UploadAuthOpt) (*imagex.SecurityToken, error) {
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scheme, ok := ctxcache.Get[string](ctx, consts.RequestSchemeKeyInCtx)
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if !ok {
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return nil, errorx.New(errno.ErrUploadHostSchemaNotExistCode)
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}
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return &imagex.SecurityToken{
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AccessKeyID: "",
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SecretAccessKey: "",
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SessionToken: "",
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ExpiredTime: time.Now().Add(time.Hour).Format("2006-01-02 15:04:05"),
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CurrentTime: time.Now().Format("2006-01-02 15:04:05"),
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HostScheme: scheme,
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}, nil
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}
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func (t *s3Client) GetResourceURL(ctx context.Context, uri string, opts ...imagex.GetResourceOpt) (*imagex.ResourceURL, error) {
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url, err := t.GetObjectUrl(ctx, uri)
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if err != nil {
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return nil, err
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}
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return &imagex.ResourceURL{
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URL: url,
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}, nil
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}
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func (t *s3Client) Upload(ctx context.Context, data []byte, opts ...imagex.UploadAuthOpt) (*imagex.UploadResult, error) {
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return nil, nil
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}
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func (t *s3Client) GetUploadAuthWithExpire(ctx context.Context, expire time.Duration, opt ...imagex.UploadAuthOpt) (*imagex.SecurityToken, error) {
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return nil, nil
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}
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