558 lines
14 KiB
Go
558 lines
14 KiB
Go
package fichier
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import (
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"context"
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"errors"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"regexp"
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"strconv"
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"strings"
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"time"
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"github.com/rclone/rclone/fs"
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"github.com/rclone/rclone/fs/fserrors"
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"github.com/rclone/rclone/lib/rest"
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)
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// retryErrorCodes is a slice of error codes that we will retry
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var retryErrorCodes = []int{
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429, // Too Many Requests.
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403, // Forbidden (may happen when request limit is exceeded)
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500, // Internal Server Error
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502, // Bad Gateway
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503, // Service Unavailable
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504, // Gateway Timeout
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509, // Bandwidth Limit Exceeded
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}
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var errorRegex = regexp.MustCompile(`#\d{1,3}`)
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func parseFichierError(err error) int {
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matches := errorRegex.FindStringSubmatch(err.Error())
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if len(matches) == 0 {
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return 0
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}
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code, err := strconv.Atoi(matches[0])
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if err != nil {
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fs.Debugf(nil, "failed parsing fichier error: %v", err)
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return 0
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}
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return code
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}
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// shouldRetry returns a boolean as to whether this resp and err
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// deserve to be retried. It returns the err as a convenience
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func shouldRetry(ctx context.Context, resp *http.Response, err error) (bool, error) {
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if fserrors.ContextError(ctx, &err) {
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return false, err
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}
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// 1Fichier uses HTTP error code 403 (Forbidden) for all kinds of errors with
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// responses looking like this: "{\"message\":\"Flood detected: IP Locked #374\",\"status\":\"KO\"}"
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//
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// We attempt to parse the actual 1Fichier error code from this body and handle it accordingly
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// Most importantly #374 (Flood detected: IP locked) which the integration tests provoke
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// The list below is far from complete and should be expanded if we see any more error codes.
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if err != nil {
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switch parseFichierError(err) {
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case 93:
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return false, err // No such user
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case 186:
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return false, err // IP blocked?
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case 374:
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fs.Debugf(nil, "Sleeping for 30 seconds due to: %v", err)
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time.Sleep(30 * time.Second)
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default:
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}
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}
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return fserrors.ShouldRetry(err) || fserrors.ShouldRetryHTTP(resp, retryErrorCodes), err
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}
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var isAlphaNumeric = regexp.MustCompile(`^[a-zA-Z0-9]+$`).MatchString
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func (f *Fs) createObject(ctx context.Context, remote string) (o *Object, leaf string, directoryID string, err error) {
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// Create the directory for the object if it doesn't exist
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leaf, directoryID, err = f.dirCache.FindPath(ctx, remote, true)
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if err != nil {
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return
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}
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// Temporary Object under construction
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o = &Object{
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fs: f,
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remote: remote,
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}
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return o, leaf, directoryID, nil
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}
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func (f *Fs) readFileInfo(ctx context.Context, url string) (*File, error) {
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request := FileInfoRequest{
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URL: url,
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/file/info.cgi",
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}
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var file File
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err := f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, &request, &file)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't read file info: %w", err)
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}
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return &file, err
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}
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// maybe do some actual validation later if necessary
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func validToken(token *GetTokenResponse) bool {
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return token.Status == "OK"
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}
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func (f *Fs) getDownloadToken(ctx context.Context, url string) (*GetTokenResponse, error) {
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request := DownloadRequest{
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URL: url,
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Single: 1,
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Pass: f.opt.FilePassword,
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/download/get_token.cgi",
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}
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var token GetTokenResponse
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err := f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, &request, &token)
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doretry, err := shouldRetry(ctx, resp, err)
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return doretry || !validToken(&token), err
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't list files: %w", err)
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}
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return &token, nil
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}
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func fileFromSharedFile(file *SharedFile) File {
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return File{
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URL: file.Link,
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Filename: file.Filename,
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Size: file.Size,
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}
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}
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func (f *Fs) listSharedFiles(ctx context.Context, id string) (entries fs.DirEntries, err error) {
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opts := rest.Opts{
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Method: "GET",
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RootURL: "https://1fichier.com/dir/",
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Path: id,
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Parameters: map[string][]string{"json": {"1"}},
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ContentType: "application/x-www-form-urlencoded",
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}
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if f.opt.FolderPassword != "" {
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opts.Method = "POST"
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opts.Parameters = nil
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opts.Body = strings.NewReader("json=1&pass=" + url.QueryEscape(f.opt.FolderPassword))
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}
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var sharedFiles SharedFolderResponse
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err = f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, nil, &sharedFiles)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't list files: %w", err)
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}
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entries = make([]fs.DirEntry, len(sharedFiles))
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for i, sharedFile := range sharedFiles {
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entries[i] = f.newObjectFromFile(ctx, "", fileFromSharedFile(&sharedFile))
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}
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return entries, nil
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}
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func (f *Fs) listFiles(ctx context.Context, directoryID int) (filesList *FilesList, err error) {
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// fs.Debugf(f, "Requesting files for dir `%s`", directoryID)
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request := ListFilesRequest{
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FolderID: directoryID,
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/file/ls.cgi",
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}
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filesList = &FilesList{}
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err = f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, &request, filesList)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't list files: %w", err)
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}
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for i := range filesList.Items {
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item := &filesList.Items[i]
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item.Filename = f.opt.Enc.ToStandardName(item.Filename)
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}
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return filesList, nil
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}
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func (f *Fs) listFolders(ctx context.Context, directoryID int) (foldersList *FoldersList, err error) {
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// fs.Debugf(f, "Requesting folders for id `%s`", directoryID)
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request := ListFolderRequest{
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FolderID: directoryID,
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/folder/ls.cgi",
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}
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foldersList = &FoldersList{}
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err = f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, &request, foldersList)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't list folders: %w", err)
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}
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foldersList.Name = f.opt.Enc.ToStandardName(foldersList.Name)
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for i := range foldersList.SubFolders {
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folder := &foldersList.SubFolders[i]
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folder.Name = f.opt.Enc.ToStandardName(folder.Name)
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}
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// fs.Debugf(f, "Got FoldersList for id `%s`", directoryID)
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return foldersList, err
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}
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func (f *Fs) listDir(ctx context.Context, dir string) (entries fs.DirEntries, err error) {
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directoryID, err := f.dirCache.FindDir(ctx, dir, false)
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if err != nil {
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return nil, err
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}
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folderID, err := strconv.Atoi(directoryID)
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if err != nil {
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return nil, err
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}
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files, err := f.listFiles(ctx, folderID)
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if err != nil {
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return nil, err
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}
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folders, err := f.listFolders(ctx, folderID)
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if err != nil {
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return nil, err
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}
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entries = make([]fs.DirEntry, len(files.Items)+len(folders.SubFolders))
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for i, item := range files.Items {
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entries[i] = f.newObjectFromFile(ctx, dir, item)
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}
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for i, folder := range folders.SubFolders {
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createDate, err := time.Parse("2006-01-02 15:04:05", folder.CreateDate)
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if err != nil {
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return nil, err
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}
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fullPath := getRemote(dir, folder.Name)
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folderID := strconv.Itoa(folder.ID)
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entries[len(files.Items)+i] = fs.NewDir(fullPath, createDate).SetID(folderID)
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// fs.Debugf(f, "Put Path `%s` for id `%d` into dircache", fullPath, folder.ID)
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f.dirCache.Put(fullPath, folderID)
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}
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return entries, nil
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}
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func (f *Fs) newObjectFromFile(ctx context.Context, dir string, item File) *Object {
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return &Object{
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fs: f,
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remote: getRemote(dir, item.Filename),
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file: item,
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}
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}
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func getRemote(dir, fileName string) string {
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if dir == "" {
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return fileName
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}
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return dir + "/" + fileName
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}
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func (f *Fs) makeFolder(ctx context.Context, leaf string, folderID int) (response *MakeFolderResponse, err error) {
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name := f.opt.Enc.FromStandardName(leaf)
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// fs.Debugf(f, "Creating folder `%s` in id `%s`", name, directoryID)
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request := MakeFolderRequest{
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FolderID: folderID,
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Name: name,
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/folder/mkdir.cgi",
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}
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response = &MakeFolderResponse{}
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err = f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, &request, response)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't create folder: %w", err)
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}
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// fs.Debugf(f, "Created Folder `%s` in id `%s`", name, directoryID)
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return response, err
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}
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func (f *Fs) removeFolder(ctx context.Context, name string, folderID int) (response *GenericOKResponse, err error) {
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// fs.Debugf(f, "Removing folder with id `%s`", directoryID)
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request := &RemoveFolderRequest{
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FolderID: folderID,
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/folder/rm.cgi",
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}
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response = &GenericOKResponse{}
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var resp *http.Response
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err = f.pacer.Call(func() (bool, error) {
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resp, err = f.rest.CallJSON(ctx, &opts, request, response)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't remove folder: %w", err)
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}
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if response.Status != "OK" {
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return nil, fmt.Errorf("can't remove folder: %s", response.Message)
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}
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// fs.Debugf(f, "Removed Folder with id `%s`", directoryID)
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return response, nil
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}
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func (f *Fs) deleteFile(ctx context.Context, url string) (response *GenericOKResponse, err error) {
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request := &RemoveFileRequest{
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Files: []RmFile{
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{url},
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},
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/file/rm.cgi",
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}
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response = &GenericOKResponse{}
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err = f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, request, response)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't remove file: %w", err)
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}
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// fs.Debugf(f, "Removed file with url `%s`", url)
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return response, nil
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}
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func (f *Fs) moveFile(ctx context.Context, url string, folderID int, rename string) (response *MoveFileResponse, err error) {
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request := &MoveFileRequest{
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URLs: []string{url},
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FolderID: folderID,
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Rename: rename,
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/file/mv.cgi",
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}
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response = &MoveFileResponse{}
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err = f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, request, response)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't copy file: %w", err)
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}
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return response, nil
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}
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func (f *Fs) copyFile(ctx context.Context, url string, folderID int, rename string) (response *CopyFileResponse, err error) {
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request := &CopyFileRequest{
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URLs: []string{url},
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FolderID: folderID,
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Rename: rename,
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/file/cp.cgi",
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}
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response = &CopyFileResponse{}
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err = f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, request, response)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't copy file: %w", err)
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}
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return response, nil
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}
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func (f *Fs) renameFile(ctx context.Context, url string, newName string) (response *RenameFileResponse, err error) {
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request := &RenameFileRequest{
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URLs: []RenameFileURL{
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{
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URL: url,
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Filename: newName,
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},
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},
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/file/rename.cgi",
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}
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response = &RenameFileResponse{}
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err = f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, request, response)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't rename file: %w", err)
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}
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return response, nil
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}
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func (f *Fs) getUploadNode(ctx context.Context) (response *GetUploadNodeResponse, err error) {
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// fs.Debugf(f, "Requesting Upload node")
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opts := rest.Opts{
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Method: "GET",
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ContentType: "application/json", // 1Fichier API is bad
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Path: "/upload/get_upload_server.cgi",
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}
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response = &GetUploadNodeResponse{}
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err = f.pacer.Call(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, nil, response)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("didn't get an upload node: %w", err)
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}
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// fs.Debugf(f, "Got Upload node")
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return response, err
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}
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func (f *Fs) uploadFile(ctx context.Context, in io.Reader, size int64, fileName, folderID, uploadID, node string, options ...fs.OpenOption) (response *http.Response, err error) {
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// fs.Debugf(f, "Uploading File `%s`", fileName)
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fileName = f.opt.Enc.FromStandardName(fileName)
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if len(uploadID) > 10 || !isAlphaNumeric(uploadID) {
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return nil, errors.New("invalid UploadID")
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}
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opts := rest.Opts{
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Method: "POST",
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Path: "/upload.cgi",
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Parameters: map[string][]string{
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"id": {uploadID},
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},
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NoResponse: true,
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Body: in,
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ContentLength: &size,
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Options: options,
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MultipartContentName: "file[]",
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MultipartFileName: fileName,
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MultipartParams: map[string][]string{
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"did": {folderID},
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},
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}
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if node != "" {
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opts.RootURL = "https://" + node
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}
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err = f.pacer.CallNoRetry(func() (bool, error) {
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resp, err := f.rest.CallJSON(ctx, &opts, nil, nil)
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return shouldRetry(ctx, resp, err)
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})
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if err != nil {
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return nil, fmt.Errorf("couldn't upload file: %w", err)
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}
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// fs.Debugf(f, "Uploaded File `%s`", fileName)
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return response, err
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}
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func (f *Fs) endUpload(ctx context.Context, uploadID string, nodeurl string) (response *EndFileUploadResponse, err error) {
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// fs.Debugf(f, "Ending File Upload `%s`", uploadID)
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if len(uploadID) > 10 || !isAlphaNumeric(uploadID) {
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return nil, errors.New("invalid UploadID")
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}
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opts := rest.Opts{
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Method: "GET",
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Path: "/end.pl",
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RootURL: "https://" + nodeurl,
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Parameters: map[string][]string{
|
|
"xid": {uploadID},
|
|
},
|
|
ExtraHeaders: map[string]string{
|
|
"JSON": "1",
|
|
},
|
|
}
|
|
|
|
response = &EndFileUploadResponse{}
|
|
err = f.pacer.Call(func() (bool, error) {
|
|
resp, err := f.rest.CallJSON(ctx, &opts, nil, response)
|
|
return shouldRetry(ctx, resp, err)
|
|
})
|
|
|
|
if err != nil {
|
|
return nil, fmt.Errorf("couldn't finish file upload: %w", err)
|
|
}
|
|
|
|
return response, err
|
|
}
|