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phphttpsproxyfsockopen

file_get_contents with https requests via proxy


How to do HTTPS requests via proxy server

The proxy server is tinyproxy on debian

code

$context = stream_context_create([
    'http' => [
        'proxy' => 'tcp://xx.xx.xx.xx:8888',
        'request_fulluri' => true
    ]
]);

echo file_get_contents('https://www.google.com', false, $context);

error

Warning: file_get_contents(): SSL operation failed with code 1. OpenSSL Error messages: error:140770FC:SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol in C:\wamp\www\google\test.php on line 10

Warning: file_get_contents(https://www.google.com): failed to open stream: Cannot connect to HTTPS server through proxy in C:\wamp\www\google\test.php on line 10

Solution

  • I would recommend cURL to do this. Somewhere on stackoverflow a user said this and I totally agree.

    file_get_contents() is a simple screwdriver. Great for simple GET requests where the header, HTTP request method, timeout, cookiejar, redirects, and other important things do not matter. cURL with setopt is a powerdrills with almost every option you can think of.

    <?php
    
    $url = 'https://www.google.com';
    // to check your proxy
    // $url = 'http://whatismyipaddress.com/';
    $proxy = '50.115.194.97:8080';
    
    // create curl resource
    $ch = curl_init();
    
    // set options
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_PROXY, $proxy);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // read more about HTTPS http://stackoverflow.com/questions/31162706/how-to-scrape-a-ssl-or-https-url/31164409#31164409
    curl_setopt($ch, CURLOPT_USERAGENT,'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.13) Gecko/20080311 Firefox/2.0.0.13');
    
    // $output contains the output string
    $output = curl_exec($ch);
    
    // close curl resource to free up system resources
    curl_close($ch); 
    
    echo $output;
    
    ?>