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Diffstat (limited to 'youtube_dl/downloader/http.py')
| -rw-r--r-- | youtube_dl/downloader/http.py | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/youtube_dl/downloader/http.py b/youtube_dl/downloader/http.py index b7f144af9..b2e82cfde 100644 --- a/youtube_dl/downloader/http.py +++ b/youtube_dl/downloader/http.py @@ -57,6 +57,20 @@ class HttpFD(FileDownloader): # Establish connection try: data = self.ydl.urlopen(request) + + if resume_len > 0: + content_range = data.headers.get('Content-Range') + if content_range: + content_range_m = re.search(r'bytes (\d+)-', content_range) + if content_range_m: + # Content-Range is correct - go on + if resume_len == int(content_range_m.group(1)): + break + + # Content-Range is invalid - wipe the file and do entire redownload + resume_len = 0 + open_mode = 'wb' + break except (compat_urllib_error.HTTPError, ) as err: if (err.code < 500 or err.code >= 600) and err.code != 416: |