![]() ![]() In this case, you can add it using the distribution package manager. In other distributions, curl may not be included. So, you can use curl directly in the terminal. Popular Linux distributions, such as Ubuntu and Fedora, come with it by default. On Linux, the procedure for installing curl changes depending on the specific distribution you are using. Otherwise, set up the Windows Subsystem for Linux (WSL) and follow the instructions below. If you are a Windows user, replace all “curl” instances in the commands of the article with the “curl.exe” string. Protocols: dict file ftp ftps http https imap imaps pop3 pop3s smtp smtps telnet tftpįeatures: AsynchDNS HSTS HTTPS-proxy IDN IPv6 Kerberos Largefile NTLM SPNEGO SSL SSPI threadsafe Unicode UnixSockets To avoid this and actually use curl from cURL, replace “curl” with “curl.exe.” This way, PowerShell will run curl and not Invoke-Request.įor example, you can verify the current version of curl installed on your Windows machine in the terminal with:Ĭurl 8.0.1 (Windows) libcurl/8.0.1 Schannel WinIDN This means that curl commands in the Windows terminal will invoke Invoke-Request behind the scenes. At the same time, the curl command is an alias for the PowerShell Invoke-WebRequest command. Starting with Windows 10, Windows comes with a copy of curl. The tool is already included in the operating system, and you can use it natively in the Terminal application. You do not need to install curl on macOS. Let’s now learn how to install curl on your machine. It offers several features, from request customization to proxy support. This makes curl the most popular and widely used command-line HTTP client in the world.ĬURL is highly versatile and represents a common solution to perform various tasks, such as making HTTP requests, downloading files, uploading data, and interacting with APIs. The project supports a wide range of protocols, including HTTP, HTTPS, FTP, FTPS, SFTP, POP3, POP3S, IMAP, IMAPS, LDAP, LDAPS, SCP, and more. Here, we will focus on curl, the command-line tool for transferring data via the URL syntax. As a software project, it provides both a library (libcurl) and a command-line tool (curl). How to specify an HTTP/HTTPS proxy in curl.ĬURL, short for “Client URL,” is a tool to send and receive data over the Internet using URLs.What you will need to start using proxies.I tested manually a proxy that worked and it handled all 10 of 10 requests successfully. ![]() I didn't mention that $proxy is randomly chosen and therefore always a different one. Requests w/o content length headers and considered as virus or bad Past that sometimes proxy or firewall (ipcop in my case) blocked If there's something wrong with the proxy, I should get a cURL error not a HTTP error, right? So what's wrong? However, I'm not sure where these errors come from and why it works sometimes and sometimes it doesn't. " (ID: ".$this->requestID.")")."\n" įile_put_contents($this->folders.$this->folders.$this->files, $log, FILE_APPEND) Īs you can see, I also log cURL errors (if they happen) but they rarely happen. If($httpCode != 200) file_put_contents($errorsFile, "HTTP_CODE: ".$httpCode." (ID: ".$this->requestID.")\n", FILE_APPEND) $httpCode = curl_getinfo($c, CURLINFO_HTTP_CODE) #checks http status If(curl_errno($c)) file_put_contents($errorsFile, "CURL_ERRNO: ".curl_errno($c)." (ID: ".$this->requestID.")\n", FILE_APPEND) $errorsFile = $this->folders.$this->folders.$this->files Here's the error log code #check for errors ![]() I should probably also mention that sometimes (about 1/8 of all requests) the requests "work", so it fulfils the purpose of this script but it still logs this kind of errors. $c = curl_init() Ĭurl_setopt($c, CURLOPT_URL, $this->url) Ĭurl_setopt($c, CURLOPT_PROXY, $this->proxy) Ĭurl_setopt($c, CURLOPT_USERAGENT, $this->browser) Ĭurl_setopt($c, CURLOPT_POSTFIELDS, $requestData) Ĭurl_setopt($c, CURLOPT_RETURNTRANSFER, true) Ĭurl_setopt($c, CURLOPT_FOLLOWLOCATION, 1) Īs you can see, they're all 2xx and 4xx and I've no idea why this is so. I'm trying to send a cURL request through a proxy in PHP. ![]()
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