alist/drivers/123/driver.go

269 lines
6.8 KiB
Go

package _123
import (
"bytes"
"context"
"crypto/md5"
"encoding/base64"
"encoding/binary"
"encoding/hex"
"fmt"
"io"
"net/http"
"net/url"
"os"
"github.com/alist-org/alist/v3/drivers/base"
"github.com/alist-org/alist/v3/internal/driver"
"github.com/alist-org/alist/v3/internal/errs"
"github.com/alist-org/alist/v3/internal/model"
"github.com/alist-org/alist/v3/pkg/utils"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/s3/s3manager"
"github.com/go-resty/resty/v2"
log "github.com/sirupsen/logrus"
)
type Pan123 struct {
model.Storage
Addition
}
func (d *Pan123) Config() driver.Config {
return config
}
func (d *Pan123) GetAddition() driver.Additional {
return &d.Addition
}
func (d *Pan123) Init(ctx context.Context) error {
_, err := d.request(UserInfo, http.MethodGet, nil, nil)
return err
}
func (d *Pan123) Drop(ctx context.Context) error {
return nil
}
func (d *Pan123) List(ctx context.Context, dir model.Obj, args model.ListArgs) ([]model.Obj, error) {
files, err := d.getFiles(dir.GetID())
if err != nil {
return nil, err
}
return utils.SliceConvert(files, func(src File) (model.Obj, error) {
return src, nil
})
}
func (d *Pan123) Link(ctx context.Context, file model.Obj, args model.LinkArgs) (*model.Link, error) {
if f, ok := file.(File); ok {
//var resp DownResp
var headers map[string]string
if !utils.IsLocalIPAddr(args.IP) {
headers = map[string]string{
//"X-Real-IP": "1.1.1.1",
"X-Forwarded-For": args.IP,
}
}
data := base.Json{
"driveId": 0,
"etag": f.Etag,
"fileId": f.FileId,
"fileName": f.FileName,
"s3keyFlag": f.S3KeyFlag,
"size": f.Size,
"type": f.Type,
}
resp, err := d.request(DownloadInfo, http.MethodPost, func(req *resty.Request) {
req.SetBody(data).SetHeaders(headers)
}, nil)
if err != nil {
return nil, err
}
downloadUrl := utils.Json.Get(resp, "data", "DownloadUrl").ToString()
u, err := url.Parse(downloadUrl)
if err != nil {
return nil, err
}
nu := u.Query().Get("params")
if nu != "" {
du, _ := base64.StdEncoding.DecodeString(nu)
u, err = url.Parse(string(du))
if err != nil {
return nil, err
}
}
u_ := u.String()
log.Debug("download url: ", u_)
res, err := base.NoRedirectClient.R().Get(u_)
if err != nil {
return nil, err
}
log.Debug(res.String())
link := model.Link{
URL: u_,
}
log.Debugln("res code: ", res.StatusCode())
if res.StatusCode() == 302 {
link.URL = res.Header().Get("location")
} else if res.StatusCode() == 200 {
link.URL = utils.Json.Get(res.Body(), "data", "redirect_url").ToString()
}
return &link, nil
} else {
return nil, fmt.Errorf("can't convert obj")
}
}
func (d *Pan123) MakeDir(ctx context.Context, parentDir model.Obj, dirName string) error {
data := base.Json{
"driveId": 0,
"etag": "",
"fileName": dirName,
"parentFileId": parentDir.GetID(),
"size": 0,
"type": 1,
}
_, err := d.request(Mkdir, http.MethodPost, func(req *resty.Request) {
req.SetBody(data)
}, nil)
return err
}
func (d *Pan123) Move(ctx context.Context, srcObj, dstDir model.Obj) error {
data := base.Json{
"fileIdList": []base.Json{{"FileId": srcObj.GetID()}},
"parentFileId": dstDir.GetID(),
}
_, err := d.request(Move, http.MethodPost, func(req *resty.Request) {
req.SetBody(data)
}, nil)
return err
}
func (d *Pan123) Rename(ctx context.Context, srcObj model.Obj, newName string) error {
data := base.Json{
"driveId": 0,
"fileId": srcObj.GetID(),
"fileName": newName,
}
_, err := d.request(Rename, http.MethodPost, func(req *resty.Request) {
req.SetBody(data)
}, nil)
return err
}
func (d *Pan123) Copy(ctx context.Context, srcObj, dstDir model.Obj) error {
return errs.NotSupport
}
func (d *Pan123) Remove(ctx context.Context, obj model.Obj) error {
if f, ok := obj.(File); ok {
data := base.Json{
"driveId": 0,
"operation": true,
"fileTrashInfoList": []File{f},
}
_, err := d.request(Trash, http.MethodPost, func(req *resty.Request) {
req.SetBody(data)
}, nil)
return err
} else {
return fmt.Errorf("can't convert obj")
}
}
func (d *Pan123) Put(ctx context.Context, dstDir model.Obj, stream model.FileStreamer, up driver.UpdateProgress) error {
const DEFAULT int64 = 10485760
var uploadFile io.Reader
h := md5.New()
if d.StreamUpload && stream.GetSize() > DEFAULT {
// 只计算前10MIB
buf := bytes.NewBuffer(make([]byte, 0, DEFAULT))
if n, err := io.CopyN(io.MultiWriter(buf, h), stream, DEFAULT); err != io.EOF && n == 0 {
return err
}
// 增加额外参数防止MD5碰撞
h.Write([]byte(stream.GetName()))
num := make([]byte, 8)
binary.BigEndian.PutUint64(num, uint64(stream.GetSize()))
h.Write(num)
// 拼装
uploadFile = io.MultiReader(buf, stream)
} else {
// 计算完整文件MD5
tempFile, err := utils.CreateTempFile(stream.GetReadCloser())
if err != nil {
return err
}
defer func() {
_ = tempFile.Close()
_ = os.Remove(tempFile.Name())
}()
if _, err = io.Copy(h, tempFile); err != nil {
return err
}
_, err = tempFile.Seek(0, io.SeekStart)
if err != nil {
return err
}
uploadFile = tempFile
}
etag := hex.EncodeToString(h.Sum(nil))
data := base.Json{
"driveId": 0,
"duplicate": 2, // 2->覆盖 1->重命名 0->默认
"etag": etag,
"fileName": stream.GetName(),
"parentFileId": dstDir.GetID(),
"size": stream.GetSize(),
"type": 0,
}
var resp UploadResp
res, err := d.request(UploadRequest, http.MethodPost, func(req *resty.Request) {
req.SetBody(data).SetContext(ctx)
}, &resp)
if err != nil {
return err
}
log.Debugln("upload request res: ", string(res))
if resp.Data.Reuse || resp.Data.Key == "" {
return nil
}
if resp.Data.AccessKeyId == "" || resp.Data.SecretAccessKey == "" || resp.Data.SessionToken == "" {
err = d.newUpload(ctx, &resp, stream, uploadFile, up)
} else {
cfg := &aws.Config{
Credentials: credentials.NewStaticCredentials(resp.Data.AccessKeyId, resp.Data.SecretAccessKey, resp.Data.SessionToken),
Region: aws.String("123pan"),
Endpoint: aws.String(resp.Data.EndPoint),
S3ForcePathStyle: aws.Bool(true),
}
s, err := session.NewSession(cfg)
if err != nil {
return err
}
uploader := s3manager.NewUploader(s)
input := &s3manager.UploadInput{
Bucket: &resp.Data.Bucket,
Key: &resp.Data.Key,
Body: uploadFile,
}
_, err = uploader.UploadWithContext(ctx, input)
}
if err != nil {
return err
}
_, err = d.request(UploadComplete, http.MethodPost, func(req *resty.Request) {
req.SetBody(base.Json{
"fileId": resp.Data.FileId,
}).SetContext(ctx)
}, nil)
return err
}
var _ driver.Driver = (*Pan123)(nil)