curl save file to local: curl download file proxy tutorial

Teach you to use proxy IP to download files by hand

Stuck downloading files with curl? Or can't connect to certain addresses? You may need to find a reliable proxy IP. today we will talk about how to install a "relay station" for curl in layman's terms, and focus on the followingipipgoThis heart-saving tool.

Why do I need a proxy for curl?

A chestnut: just as online couriers sometimes have to go through a sorting center, the proxy IP is your network sorter. Especially if your network:

- Encountering operator speed limits (as in highway traffic jams)

- Target server restricts regional access (like some scenic spots require local ID)

It's time to hang aipipgoof the agent, the equivalent of a temporary pass.

What's so great about the ipipgo agent?

Specific steps

Prepare youripipgoaccount, you can find all three in the console:

1. Proxy server address (e.g. proxy.ipipgo.com:8000)

2. Username (that's your account number)

3. Password (don't tell anyone)

curl -x http://用户名:密码@proxy.ipipgo.com:8000 -O http://example.com/file.zip

here are-xis to set the proxy.-OIndicates that it is saved with a remote filename. If you want to change the local filename, you can play with it like this:

curl -x http://账号:密码@proxy address -o custom filename.zip file address

Practical case demonstration

Assuming that it is necessary to use theipipgoDownload the installation package from GitHub:

curl -x http://vipuser:Abc123@jp01.ipipgo.net:31000 -O https://github.com/example/pkg/releases/latest/app.tar.gz

Seeing the terminal start to refresh the download progress bar is the right thing to do! If it gets stuck, the IP may need to be refreshed, go to theipipgoChange the node in the background and try again.

Parameter Tuning Tips

- Large file downloads plus one-LParameters (auto-follow redirection)

- The timeout is set with-connect-timeout 30(Abort if you can't connect in 30 seconds)

- for speed limiters-limit-rate 1m(up to 1MB per second)

Frequently asked questions on demining

Q: Proxy settings didn't take effect?

A: First remove the -x parameter to download directly, if normal is a proxy configuration problem. Check if the colon/slash is inverted, and if the password has any special symbols to be escaped.

Q：Download disconnected in the middle?

A: Add in the command-C-parameters, for example:

curl -C - -x proxy information -O file address

This will be automatically renewed, pro-testedipipgoThe S5 agent has a higher success rate

Q: The saved file can't be opened?

A: Maybe the download is incomplete, usemd5sumCheck the file hash, or compare the file size with wget

Why do you recommend ipipgo?

Actual data from own project:

- Stable download speed of 80MB/s+ for domestic nodes

- API dynamic IP extraction support 3 seconds refresh

- Customer service responds to problems within 10 minutes

The most important thing is that it is not like some pheasant agent, use and then lose contact, this point we have stepped on the pit before we dare to recommend.

Lastly, a reminder: free proxies may look good, but in reality they may steal traffic/inject ads. If you need to stabilize the download, it is still recommended to useipipgoThis kind of professional technical support, after all, the delay in the business is more loss.