1Panel/backend/utils/cloud_storage/client/cos.go

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package client
import (
"context"
"fmt"
"net/http"
"net/url"
"os"
"github.com/1Panel-dev/1Panel/backend/constant"
cosSDK "github.com/tencentyun/cos-go-sdk-v5"
)
type cosClient struct {
region string
accessKey string
secretKey string
scType string
Vars map[string]interface{}
client *cosSDK.Client
}
func NewCosClient(vars map[string]interface{}) (*cosClient, error) {
var accessKey string
var secretKey string
var scType string
var region string
if _, ok := vars["region"]; ok {
region = vars["region"].(string)
} else {
return nil, constant.ErrInvalidParams
}
if _, ok := vars["accessKey"]; ok {
accessKey = vars["accessKey"].(string)
} else {
return nil, constant.ErrInvalidParams
}
if _, ok := vars["scType"]; ok {
scType = vars["scType"].(string)
} else {
scType = "Standard"
}
if _, ok := vars["secretKey"]; ok {
secretKey = vars["secretKey"].(string)
} else {
return nil, constant.ErrInvalidParams
}
u, _ := url.Parse(fmt.Sprintf("https://cos.%s.myqcloud.com", region))
b := &cosSDK.BaseURL{BucketURL: u}
client := cosSDK.NewClient(b, &http.Client{
Transport: &cosSDK.AuthorizationTransport{
SecretID: accessKey,
SecretKey: secretKey,
},
})
return &cosClient{Vars: vars, client: client, accessKey: accessKey, secretKey: secretKey, scType: scType, region: region}, nil
}
func (cos cosClient) ListBuckets() ([]interface{}, error) {
buckets, _, err := cos.client.Service.Get(context.Background())
if err != nil {
return nil, err
}
var datas []interface{}
for _, bucket := range buckets.Buckets {
datas = append(datas, bucket.Name)
}
return datas, nil
}
func (cos cosClient) Exist(path string) (bool, error) {
client, err := cos.newClientWithBucket()
if err != nil {
return false, err
}
exist, err := client.Object.IsExist(context.Background(), path)
if err != nil {
return false, err
}
return exist, nil
}
func (cos cosClient) Delete(path string) (bool, error) {
client, err := cos.newClientWithBucket()
if err != nil {
return false, err
}
if _, err := client.Object.Delete(context.Background(), path); err != nil {
return false, err
}
return true, nil
}
func (cos cosClient) Upload(src, target string) (bool, error) {
client, err := cos.newClientWithBucket()
if err != nil {
return false, err
}
fileInfo, err := os.Stat(src)
if err != nil {
return false, err
}
if fileInfo.Size() > 5368709120 {
opt := &cosSDK.MultiUploadOptions{
OptIni: &cosSDK.InitiateMultipartUploadOptions{
ACLHeaderOptions: nil,
ObjectPutHeaderOptions: &cosSDK.ObjectPutHeaderOptions{
XCosStorageClass: cos.scType,
},
},
PartSize: 200,
}
if _, _, err := client.Object.MultiUpload(
context.Background(), target, src, opt,
); err != nil {
return false, err
}
return true, nil
}
if _, err := client.Object.PutFromFile(context.Background(), target, src, &cosSDK.ObjectPutOptions{
ACLHeaderOptions: nil,
ObjectPutHeaderOptions: &cosSDK.ObjectPutHeaderOptions{
XCosStorageClass: cos.scType,
},
}); err != nil {
return false, err
}
return true, nil
}
func (cos cosClient) Download(src, target string) (bool, error) {
client, err := cos.newClientWithBucket()
if err != nil {
return false, err
}
if _, err := client.Object.Download(context.Background(), src, target, &cosSDK.MultiDownloadOptions{}); err != nil {
return false, err
}
return true, nil
}
func (cos *cosClient) GetBucket() (string, error) {
if _, ok := cos.Vars["bucket"]; ok {
return cos.Vars["bucket"].(string), nil
} else {
return "", constant.ErrInvalidParams
}
}
func (cos cosClient) ListObjects(prefix string) ([]string, error) {
client, err := cos.newClientWithBucket()
if err != nil {
return nil, err
}
datas, _, err := client.Bucket.Get(context.Background(), &cosSDK.BucketGetOptions{Prefix: prefix})
if err != nil {
return nil, err
}
var result []string
for _, item := range datas.Contents {
result = append(result, item.Key)
}
return result, nil
}
func (cos cosClient) newClientWithBucket() (*cosSDK.Client, error) {
bucket, err := cos.GetBucket()
if err != nil {
return nil, err
}
u, _ := url.Parse(fmt.Sprintf("https://%s.cos.%s.myqcloud.com", bucket, cos.region))
b := &cosSDK.BaseURL{BucketURL: u}
client := cosSDK.NewClient(b, &http.Client{
Transport: &cosSDK.AuthorizationTransport{
SecretID: cos.accessKey,
SecretKey: cos.secretKey,
},
})
return client, nil
}