refactor: init v3
This commit is contained in:
Noah Hsu
@ -1,304 +0,0 @@
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package s3
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import (
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"bytes"
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"fmt"
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"github.com/Xhofe/alist/conf"
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"github.com/Xhofe/alist/drivers/base"
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"github.com/Xhofe/alist/model"
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"github.com/Xhofe/alist/utils"
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"github.com/aws/aws-sdk-go/service/s3"
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"github.com/aws/aws-sdk-go/service/s3/s3manager"
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log "github.com/sirupsen/logrus"
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"io/ioutil"
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"net/url"
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"path/filepath"
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"time"
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)
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type S3 struct {
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}
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func (driver S3) Config() base.DriverConfig {
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return base.DriverConfig{
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Name: "S3",
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LocalSort: true,
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}
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}
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func (driver S3) Items() []base.Item {
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return []base.Item{
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{
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Name: "bucket",
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Label: "Bucket",
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Type: base.TypeString,
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Required: true,
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},
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{
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Name: "endpoint",
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Label: "Endpoint",
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Type: base.TypeString,
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Required: true,
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},
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{
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Name: "region",
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Label: "Region",
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Type: base.TypeString,
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Required: true,
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},
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{
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Name: "access_key",
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Label: "Access Key",
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Type: base.TypeString,
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Required: true,
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},
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{
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Name: "access_secret",
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Label: "Access Secret",
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Type: base.TypeString,
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Required: true,
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},
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{
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Name: "root_folder",
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Label: "root folder path",
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Type: base.TypeString,
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Required: false,
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},
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{
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Name: "custom_host",
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Label: "Custom Host",
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Type: base.TypeString,
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},
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{
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Name: "limit",
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Label: "Sign url expire time(hours)",
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Type: base.TypeNumber,
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Description: "default 4 hours",
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},
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{
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Name: "zone",
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Label: "placeholder filename",
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Type: base.TypeString,
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Description: "default empty string",
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Default: defaultPlaceholderName,
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},
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{
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Name: "bool_1",
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Label: "S3ForcePathStyle",
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Type: base.TypeBool,
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},
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{
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Name: "internal_type",
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Label: "ListObject Version",
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Type: base.TypeSelect,
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Values: "v1,v2",
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Default: "v1",
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},
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}
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}
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func (driver S3) Save(account *model.Account, old *model.Account) error {
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if account == nil {
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return nil
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}
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if account.Limit == 0 {
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account.Limit = 4
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}
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client, err := driver.NewSession(account)
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if err != nil {
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account.Status = err.Error()
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} else {
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sessionsMap[account.Name] = client
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account.Status = "work"
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}
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_ = model.SaveAccount(account)
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return err
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}
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func (driver S3) File(path string, account *model.Account) (*model.File, error) {
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path = utils.ParsePath(path)
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if path == "/" {
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return &model.File{
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Id: account.RootFolder,
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Name: account.Name,
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Size: 0,
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Type: conf.FOLDER,
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Driver: driver.Config().Name,
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UpdatedAt: account.UpdatedAt,
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}, nil
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}
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dir, name := filepath.Split(path)
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files, err := driver.Files(dir, account)
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if err != nil {
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return nil, err
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}
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for _, file := range files {
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if file.Name == name {
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return &file, nil
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}
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}
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return nil, base.ErrPathNotFound
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}
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func (driver S3) Files(path string, account *model.Account) ([]model.File, error) {
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path = utils.ParsePath(path)
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var files []model.File
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cache, err := base.GetCache(path, account)
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if err == nil {
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files, _ = cache.([]model.File)
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} else {
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if account.InternalType == "v2" {
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files, err = driver.ListV2(path, account)
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} else {
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files, err = driver.List(path, account)
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}
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if err == nil && len(files) > 0 {
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_ = base.SetCache(path, files, account)
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}
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}
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return files, err
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}
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func (driver S3) Link(args base.Args, account *model.Account) (*base.Link, error) {
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client, err := driver.GetClient(account, true)
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if err != nil {
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return nil, err
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}
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path := driver.GetKey(args.Path, account, false)
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disposition := fmt.Sprintf(`attachment;filename="%s"`, url.QueryEscape(utils.Base(path)))
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input := &s3.GetObjectInput{
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Bucket: &account.Bucket,
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Key: &path,
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//ResponseContentDisposition: &disposition,
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}
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if account.CustomHost == "" {
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input.ResponseContentDisposition = &disposition
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}
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req, _ := client.GetObjectRequest(input)
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var link string
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if account.CustomHost != "" {
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err = req.Build()
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link = req.HTTPRequest.URL.String()
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} else {
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link, err = req.Presign(time.Hour * time.Duration(account.Limit))
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}
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if err != nil {
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return nil, err
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}
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return &base.Link{
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Url: link,
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}, nil
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}
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func (driver S3) Path(path string, account *model.Account) (*model.File, []model.File, error) {
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path = utils.ParsePath(path)
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log.Debugf("s3 path: %s", path)
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file, err := driver.File(path, account)
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if err != nil {
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return nil, nil, err
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}
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if !file.IsDir() {
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return file, nil, nil
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}
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files, err := driver.Files(path, account)
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if err != nil {
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return nil, nil, err
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}
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return nil, files, nil
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}
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//func (driver S3) Proxy(r *http.Request, account *model.Account) {
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//
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//}
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func (driver S3) Preview(path string, account *model.Account) (interface{}, error) {
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return nil, base.ErrNotSupport
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}
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func (driver S3) MakeDir(path string, account *model.Account) error {
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// not support, generate a placeholder file
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_, err := driver.File(path, account)
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// exist
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if err != base.ErrPathNotFound {
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return nil
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}
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return driver.Upload(&model.FileStream{
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File: ioutil.NopCloser(bytes.NewReader([]byte{})),
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Size: 0,
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ParentPath: path,
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Name: getPlaceholderName(account.Zone),
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MIMEType: "application/octet-stream",
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}, account)
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}
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func (driver S3) Move(src string, dst string, account *model.Account) error {
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err := driver.Copy(src, dst, account)
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if err != nil {
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return err
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}
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return driver.Delete(src, account)
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}
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func (driver S3) Rename(src string, dst string, account *model.Account) error {
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return driver.Move(src, dst, account)
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}
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func (driver S3) Copy(src string, dst string, account *model.Account) error {
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client, err := driver.GetClient(account, false)
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if err != nil {
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return err
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}
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srcFile, err := driver.File(src, account)
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if err != nil {
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return err
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}
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srcKey := driver.GetKey(src, account, srcFile.IsDir())
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dstKey := driver.GetKey(dst, account, srcFile.IsDir())
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input := &s3.CopyObjectInput{
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Bucket: &account.Bucket,
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CopySource: &srcKey,
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Key: &dstKey,
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}
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_, err = client.CopyObject(input)
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return err
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}
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func (driver S3) Delete(path string, account *model.Account) error {
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client, err := driver.GetClient(account, false)
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if err != nil {
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return err
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}
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file, err := driver.File(path, account)
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if err != nil {
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return err
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}
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key := driver.GetKey(path, account, file.IsDir())
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input := &s3.DeleteObjectInput{
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Bucket: &account.Bucket,
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Key: &key,
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}
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_, err = client.DeleteObject(input)
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return err
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}
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func (driver S3) Upload(file *model.FileStream, account *model.Account) error {
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if file == nil {
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return base.ErrEmptyFile
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}
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s, ok := sessionsMap[account.Name]
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if !ok {
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return fmt.Errorf("can't find [%s] session", account.Name)
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}
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uploader := s3manager.NewUploader(s)
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key := driver.GetKey(utils.Join(file.ParentPath, file.GetFileName()), account, false)
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log.Debugln("key:", key)
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input := &s3manager.UploadInput{
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Bucket: &account.Bucket,
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Key: &key,
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Body: file,
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}
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_, err := uploader.Upload(input)
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return err
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}
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var _ base.Driver = (*S3)(nil)
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