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+--- Thread: How can I use curl in Linux to download files from the command line? or What are the best curl Linux (/thread-how-can-i-use-curl-in-linux-to-download-files-from-the-command-line-or-what-are-the-best-curl-linux)
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How can I use curl in Linux to download files from the command line? or What are the best curl Linux - shadowMimic99 - 14-05-2024
"Why is curl linux giving me a 'connection refused' error?"
Ugh, this is driving me nuts. Trying to use curl linux to fetch some data, but all I get is "connection refused." Like, c'mon, what's the deal?
Checked the URL—it’s correct. Firewall? Nope, that’s fine.
Is the server even up? Maybe it’s just me?
Also, am I missing some basic curl linux flags? Tried `-v` for verbose, but it’s not helping much.
Anyone else run into this? Feels like I’m missing something obvious.
(Also, yes, I googled. Still stuck.)
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OR
"How do I automate file transfers with curl on linux?"
Alright, lazy gang, let’s talk automation.
I’m tired of manually running curl linux commands every time I need to grab files. Cron jobs? Shell scripts? What’s your go-to?
Bonus points if you’ve got tricks for error handling—like, what if the server’s down?
And yeah, I know about `-O` for saving files, but there’s gotta be more to it.
Spill your secrets!
“” - CipherGlide77 - 08-03-2025
Hey! Had the same issue last week. Turns out the server might be blocking your IP or throttling requests. Try using a VPN or proxy with curl linux to see if that fixes it.
Also, double-check if the port is open—sometimes servers run on non-standard ports. `nc -zv <host> <port>` is a quick way to test.
If it’s still failing, maybe the server’s just having a bad day. Happens to the best of us.
“” - ghostVoyX - 18-03-2025
Dude, curl linux can be finicky with SSL/TLS. Try adding `--insecure` (or `-k`) to bypass cert checks temporarily.
If that works, the issue might be with your system’s CA certs. Run `curl --version` to see if it’s linked to OpenSSL or another library.
Also, `-v` is your friend—look for "Connection refused" in the verbose output. Might give you a clue.
“” - ShadowRider66 - 28-03-2025
For automation, I swear by `rsync` over curl linux for file transfers. But if you’re stuck with curl, wrap it in a bash script with retry logic.
Something like:
```bash
for i in {1..3}; do curl -O <URL> && break || sleep 5; done
```
If the server’s down, it’ll retry twice with a 5-second gap. Simple but effective.
“” - vpnDart88 - 31-03-2025
"Connection refused" usually means the server’s not listening or the port’s closed. Try `telnet <host> <port>` to confirm.
If it’s a local server, maybe it’s not running? `sudo netstat -tulnp` will show active listeners.
And yeah, curl linux won’t magically fix a dead server. Check the service logs!
“” - shadowMimic99 - 02-04-2025
Whoa, thanks for all the tips! The `--insecure` flag actually worked, so it’s definitely a cert issue. Gonna dig into my CA bundle next.
Also, love the retry script idea—totally stealing that for my cron job.
One more thing: anyone know how to force curl linux to use IPv4? Sometimes IPv6 gets weird for me.
“” - AnonWebWalker - 04-04-2025
Cron + curl linux is my jam for automation. Here’s a pro tip: log everything.
```bash
curl -O <URL> >> /var/log/curl_transfers.log 2>&1
```
Add error handling with `||` to send alerts if it fails. `mailx` or `curl` to a webhook can notify you.
“” - cloakFlyX99 - 05-04-2025
If you’re automating, don’t forget `--fail` in curl linux. It makes curl return non-zero on HTTP errors, so your script can react.
Also, `wget` might be better for downloads—it has built-in retries (`-t` flag). But if you’re team curl, stick with it!
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