curl upload file: curl proxy upload file guide

Teach you how to upload files with proxy IP by hand

Today we nag some real, many people use curl to transfer files always encounter network jamming. This time the proxy IP is your savior! Take our ownipipgoFor those of you who have used the service, you know that theYou can get around a lot of network restrictions by changing your exit IP.It is especially useful when doing data collection or batch operation.

The right way to set up a proxy with curl

Getting straight to the hard stuff, let's start with this sample code:

curl -x http://user:pass@proxy.ipipgo.io:8899 -F "file=@/path/to/yourfile.zip" http://目标网站.com/upload

Here's a couple.Points of easy stepping::
1. Don't copy the proxy address directly, remember to go to theipipgo consoleGet the latest address
2. Port numbers may vary depending on the type of package
3. When uploading large files, it is recommended to add-limit-rate 500kSpeed Limit Parameters

A practical guide to avoiding the pit

Last week an old customer gave feedback that uploads always failed, and then realized it was theI didn't choose the right agency agreement.. Here's a comparison table for you:

File Type | Recommended Proxy Type
Image Short-lived dynamic IP
Video Long-lasting Exclusive IP
Zip archive Auto-rotate IP

Don't underestimate this option withSmart Routing with ipipgoThe ability to automatically match the best agent type saves not a little bit of heartache.

Frequently Asked Questions QA

Q: Why is proxy upload slower than direct connection?
A: 80% is the node is not selected correctly, in ipipgo background switchingLow Latency Node Grouptry out

Q: What should I do if I get disconnected halfway through uploading?
A: Recommended to turn onburst mode, plus the -retry 3 parameter, while switching to ipipgo'sEnterprise-class stable line

Q: How do I verify that the agent is in effect?
A：First use this command to test: curl -connect-timeout 5 -x proxy address http://ip.ipipgo.io, can see the current use of the export IP

Tips for Advanced Players

run into a problem that requiresBatch transfer 100+ filescase, it is recommended to use it in conjunction with the xargs command:

find . /data -name ".log" | xargs -I {} curl -x proxy address -F "file=@{}" upload address

At this point remember to turn on the ipipgo backend in theIP auto-rotation policyIf you set your IP to switch every 5 minutes, you are guaranteed not to be blocked by the target website.

To put it into perspective, don't just look at price when choosing a proxy service provider.ipipgo(used form a nominal expression)Dedicated technical customer serviceWe can help you adjust the upload parameters, which can't be done by many cheap services. Last time a customer pass 4K video lag, our engineers directly customized SOCKS5 proxy program for him, the speed directly doubled.

As a final note, remember to upload using a proxyKeep a logIf you have a problem, add the -verbose parameter and dump the logs to the tech guys at ipipgo, who will help you locate the problem in minutes.