Linux command
zsync 命令
网络
需要网络或远程资源。
常用示例
Download a file using a .zsync URL
zsync [http://example.com/path/to/file.zsync]
Use a local file as seed for differential download
zsync -i [path/to/existing_file] [http://example.com/path/to/file.zsync]
Save downloaded file with a specific name
zsync -o [path/to/output_file] [http://example.com/path/to/file.zsync]
Save the .zsync file locally for future conditional requests
zsync -k [path/to/saved.zsync] [http://example.com/path/to/file.zsync]
Download in quiet mode without progress bar
zsync -q [http://example.com/path/to/file.zsync]
Authenticate with a server
zsync -A [hostname]=[user]:[password] [http://hostname/path/to/file.zsync]
说明
zsync is a partial/differential file downloader. It downloads only the changed parts of files using .zsync control files, similar to rsync but over HTTP. Useful for updating large files like ISO images when only small parts have changed.
参数
- -i _FILE_
- Use local file as seed for differential download. Can be specified multiple times.
- -o _FILE_
- Save downloaded file with specified name instead of the default
- -k _FILE_
- Save the downloaded .zsync file with the given filename. If the file already exists, makes a conditional request to only download if the server's copy is newer.
- -q
- Quiet mode, suppress progress bar, download rate, and ETA display
- -s
- Deprecated synonym for -q
- -u _URL_
- Specify referring URL. Required when using a local .zsync file that contains relative URLs.
- -A _hostname=username:password_
- Provide authentication credentials for the given hostname. Can be used multiple times for different servers.
- -V
- Print version information
FAQ
What is the zsync command used for?
zsync is a partial/differential file downloader. It downloads only the changed parts of files using .zsync control files, similar to rsync but over HTTP. Useful for updating large files like ISO images when only small parts have changed.
How do I run a basic zsync example?
Run `zsync [http://example.com/path/to/file.zsync]` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does -i _FILE_ do in zsync?
Use local file as seed for differential download. Can be specified multiple times.