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

266 lines
7.2 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 tos
import (
"bytes"
"context"
"fmt"
"io"
"net/http"
"os"
"strings"
"time"
"github.com/volcengine/ve-tos-golang-sdk/v2/tos"
"github.com/volcengine/ve-tos-golang-sdk/v2/tos/enum"
"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/infra/impl/storage/proxy"
"github.com/coze-dev/coze-studio/backend/pkg/ctxcache"
"github.com/coze-dev/coze-studio/backend/pkg/lang/conv"
"github.com/coze-dev/coze-studio/backend/pkg/logs"
"github.com/coze-dev/coze-studio/backend/types/consts"
)
type tosClient struct {
client *tos.ClientV2
bucketName string
}
func NewStorageImagex(ctx context.Context, ak, sk, bucketName, endpoint, region string) (imagex.ImageX, error) {
t, err := getTosClient(ctx, ak, sk, bucketName, endpoint, region)
if err != nil {
return nil, err
}
return t, nil
}
func getTosClient(ctx context.Context, ak, sk, bucketName, endpoint, region string) (*tosClient, error) {
credential := tos.NewStaticCredentials(ak, sk)
client, err := tos.NewClientV2(endpoint,
tos.WithCredentials(credential), tos.WithRegion(region))
if err != nil {
return nil, fmt.Errorf("new tos client failed, bucketName: %s, endpoint: %s, region: %s, err: %v", bucketName, endpoint, region, err)
}
t := &tosClient{
client: client,
bucketName: bucketName,
}
// Create bucket
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 := getTosClient(ctx, ak, sk, bucketName, endpoint, region)
if err != nil {
return nil, err
}
// t.test()
return t, nil
}
func (t *tosClient) 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 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 *tosClient) CheckAndCreateBucket(ctx context.Context) error {
client := t.client
bucketName := t.bucketName
_, err := client.HeadBucket(ctx, &tos.HeadBucketInput{Bucket: bucketName})
if err == nil {
return nil // already exist
}
serverErr, ok := err.(*tos.TosServerError)
if !ok {
return err
}
if serverErr.StatusCode == http.StatusNotFound {
// Bucket does not exist
logs.CtxInfof(ctx, "Bucket not found.")
resp, err := client.CreateBucketV2(context.Background(), &tos.CreateBucketV2Input{
Bucket: bucketName,
ACL: enum.ACLPrivate,
})
logs.CtxInfof(ctx, "Bucket Create resp: %v, err: %v", conv.DebugJsonToStr(resp), err)
return err
}
return err
}
func (t *tosClient) PutObject(ctx context.Context, objectKey string, content []byte, opts ...storage.PutOptFn) error {
client := t.client
body := bytes.NewReader(content)
bucketName := t.bucketName
_, err := client.PutObjectV2(ctx, &tos.PutObjectV2Input{
PutObjectBasicInput: tos.PutObjectBasicInput{
Bucket: bucketName,
Key: objectKey,
},
Content: body,
})
// logs.CtxDebugf(ctx, "PutObject resp: %v, err: %v", conv.DebugJsonToStr(output), err)
return err
}
func (t *tosClient) GetObject(ctx context.Context, objectKey string) ([]byte, error) {
client := t.client
bucketName := t.bucketName
// Download data to memory
getOutput, err := client.GetObjectV2(ctx, &tos.GetObjectV2Input{
Bucket: bucketName,
Key: objectKey,
ResponseContentType: "application/json",
ResponseContentEncoding: "deflate",
})
if err != nil {
return nil, err
}
// logs.CtxDebugf(ctx, "GetObject resp: %v, err: %v", conv.DebugJsonToStr(getOutput), err)
body, err := io.ReadAll(getOutput.Content)
if err != nil {
return nil, err
}
return body, nil
}
func (t *tosClient) DeleteObject(ctx context.Context, objectKey string) error {
client := t.client
bucketName := t.bucketName
// Delete the specified object in the bucket
_, err := client.DeleteObjectV2(ctx, &tos.DeleteObjectV2Input{
Bucket: bucketName,
Key: objectKey,
})
return err
}
func (t *tosClient) GetObjectUrl(ctx context.Context, objectKey string, opts ...storage.GetOptFn) (string, error) {
client := t.client
bucketName := t.bucketName
output, err := client.PreSignedURL(&tos.PreSignedURLInput{
HTTPMethod: enum.HttpMethodGet,
Expires: 60 * 60 * 24,
Bucket: bucketName,
Key: objectKey,
})
if err != nil {
return "", err
}
ok, proxyURL := proxy.CheckIfNeedReplaceHost(ctx, output.SignedUrl)
if ok {
return proxyURL, nil
}
return output.SignedUrl, nil
}
func (i *tosClient) GetUploadHost(ctx context.Context) string {
currentHost, ok := ctxcache.Get[string](ctx, consts.HostKeyInCtx)
if !ok {
return ""
}
return currentHost + consts.ApplyUploadActionURI
}
func (t *tosClient) GetServerID() string {
return ""
}
func (t *tosClient) GetUploadAuth(ctx context.Context, opt ...imagex.UploadAuthOpt) (*imagex.SecurityToken, error) {
scheme := strings.ToLower(os.Getenv(consts.StorageUploadHTTPScheme))
if scheme == "" {
scheme = "http"
}
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 *tosClient) 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 *tosClient) Upload(ctx context.Context, data []byte, opts ...imagex.UploadAuthOpt) (*imagex.UploadResult, error) {
return nil, nil
}
func (t *tosClient) GetUploadAuthWithExpire(ctx context.Context, expire time.Duration, opt ...imagex.UploadAuthOpt) (*imagex.SecurityToken, error) {
return nil, nil
}