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sources/tech/20201014 2 Ways to Download Files From Linux Terminal.md
193 lines
7.2 KiB
Markdown
193 lines
7.2 KiB
Markdown
[#]: collector: (lujun9972)
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[#]: translator: ( )
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[#]: reviewer: ( )
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[#]: publisher: ( )
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[#]: url: ( )
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[#]: subject: (2 Ways to Download Files From Linux Terminal)
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[#]: via: (https://itsfoss.com/download-files-from-linux-terminal/)
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[#]: author: (Abhishek Prakash https://itsfoss.com/author/abhishek/)
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2 Ways to Download Files From Linux Terminal
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======
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If you are stuck to the Linux terminal, say on a server, how do you download a file from the terminal?
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There is no download command in Linux but there are a couple of Linux commands for downloading file.
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In this terminal trick, you’ll learn two ways to download file using command line in Linux.
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I am using Ubuntu here but apart from the installation, rest of the commands are equally valid for all other Linux distributions.
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### Download files from Linux terminal using wget command
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![][1]
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[wget][2] is perhaps the most used command line download manager for Linux and UNIX-like systems. You can download a single file, multiple files, entire directory or even an entire website using wget.
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wget is non-interactive and can easily work in the background. This means you can easily use it in scripts or even build tools like [uGet download manager][3].
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Let’s see how to use wget to download file from terminal.
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#### Installing wget
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Most Linux distributions come with wget preinstalled. It is also available in the repository of most distributions and you can easily install it using your distribution’s package manager.
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On Ubuntu and Debian based distribution, you can use the [apt package manager][4] command:
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```
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sudo apt install wget
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```
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#### Download a file or webpage using wget
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You just need to provide the URL of the file or webpage. It will download the file with its original name in the directory you are in.
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```
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wget URL
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```
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![][5]
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To download multiple files, you’ll have to save their URLs in a text file and provide that text file as input to wget like this:
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```
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wget -i download_files.txt
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```
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#### Download files with a different name using wget
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You’ll notice that a webpage is almost always saved as index.html with wget. It will be a good idea to provide custom name to downloaded file.
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You can use the -O (uppercase O) option to provide the output filename while downloading.
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```
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wget -O filename URL
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```
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![][6]
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#### Download a folder using wget
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Suppose you are browsing an FTP server and you need to download an entire directory, you can use the recursive option
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```
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wget -r ftp://server-address.com/directory
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```
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#### Download an entire website using wget
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Yes, you can totally do that. You can mirror an entire website with wget. By downloading an entire website I mean the entire public facing website structure.
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While you can use the mirror option -m directly, it will be a good idea add:
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* –convert-links : links are converted so that internal links are pointed to downloaded resource instead of web
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* –page-requisites: downloads additional things like style sheets so that the pages look better offline
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```
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wget -m --convert-links --page-requisites website_address
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```
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![][7]
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#### Bonus Tip: Resume incomplete downloads
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If you aborted the download by pressing C for some reasons, you can resume the previous download with option -c.
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```
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wget -c
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```
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### Download files from Linux command line using curl
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Like wget, [curl][8] is also one of the most popular commands to download files in Linux terminal. There are so many ways to [use curl extensively][9] but I’ll focus on only the simple downloading here.
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#### Installing curl
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Though curl doesn’t come preinstalled, it is available in the official repositories of most distributions. You can use your distribution’s package manager to install it.
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To [install curl on Ubuntu][10] and other Debian based distributions, use the following command:
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```
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sudo apt install curl
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```
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#### Download files or webpage using curl
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If you use curl without any option with a URL, it will read the file and print it on the terminal screen.
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To download a file using curl command in Linux terminal, you’ll have to use the -O (uppercase O) option:
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```
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curl -O URL
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```
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![][11]
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It is simpler to download multiple files in Linux with curl. You just have to specify multiple URLs:
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```
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curl -O URL1 URL2 URL3
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```
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Keep in mind that curl is not as simple as wget. While wget saves webpages as index.html, curl will complain of remote file not having a name for webpages. You’ll have to save it with a custom name as described in the next section.
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#### Download files with a different name
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It could be confusing but to provide a custom name for the downloaded file (instead of the original source name), you’ll have to use -o (lowercase O) option:
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```
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curl -o filename URL
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```
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![][12]
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Some times, curl wouldn’t just download the file as you expect it to. You’ll have to use option -L (for location) to download it correctly. This is because some times the links redirect to some other link and with option -L, it follows the final link.
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#### Pause and resume download with curl
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Like wget, you can also resume a paused download using curl with option -c:
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```
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curl -c URL
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```
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**Conclusion**
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As always, there are multiple ways to do the same thing in Linux. Downloading files from the terminal is no different.
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wget and curl are just two of the most popular commands for downloading files in Linux. There are more such command line tools. Terminal based web-browsers like [elinks][13], [w3m][14] etc can also be used for downloading files in command line.
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Personally, for a simple download, I prefer using wget over curl. It is simpler and less confusing because you may have a difficult time figuring out why curl could not download a file in the expected format.
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Your feedback and suggestions are welcome.
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--------------------------------------------------------------------------------
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via: https://itsfoss.com/download-files-from-linux-terminal/
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作者:[Abhishek Prakash][a]
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选题:[lujun9972][b]
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译者:[译者ID](https://github.com/译者ID)
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校对:[校对者ID](https://github.com/校对者ID)
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本文由 [LCTT](https://github.com/LCTT/TranslateProject) 原创编译,[Linux中国](https://linux.cn/) 荣誉推出
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[a]: https://itsfoss.com/author/abhishek/
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[b]: https://github.com/lujun9972
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[1]: https://i1.wp.com/itsfoss.com/wp-content/uploads/2020/10/Download-Files-from-Linux-terminal.png?resize=800%2C450&ssl=1
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[2]: https://www.gnu.org/software/wget/
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[3]: https://itsfoss.com/install-latest-uget-ubuntu-linux-mint/
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[4]: https://itsfoss.com/apt-command-guide/
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[5]: https://i0.wp.com/itsfoss.com/wp-content/uploads/2020/10/download-file-in-linux-terminal-using-wget.png?resize=795%2C418&ssl=1
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[6]: https://i2.wp.com/itsfoss.com/wp-content/uploads/2020/10/download-file-in-linux-terminal-using-wget-2.png?resize=795%2C418&ssl=1
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[7]: https://i1.wp.com/itsfoss.com/wp-content/uploads/2020/10/download-entire-website-using-wget.png?resize=795%2C418&ssl=1
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[8]: https://curl.haxx.se/
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[9]: https://linuxhandbook.com/curl-command-examples/
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[10]: https://itsfoss.com/install-curl-ubuntu/
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[11]: https://i0.wp.com/itsfoss.com/wp-content/uploads/2020/10/download-files-in-linux-using-curl.png?resize=795%2C418&ssl=1
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[12]: https://i2.wp.com/itsfoss.com/wp-content/uploads/2020/10/download-files-in-linux-using-curl-1.png?resize=795%2C418&ssl=1
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[13]: http://elinks.or.cz/
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[14]: http://w3m.sourceforge.net/
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