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Bug #42300 curl_copy_handle use curl_multi_exec get nothing.
Submitted: 2007-08-14 18:57 UTC Modified: 2007-11-24 01:00 UTC
Votes:1
Avg. Score:5.0 ± 0.0
Reproduced:1 of 1 (100.0%)
Same Version:1 (100.0%)
Same OS:1 (100.0%)
From: foxgoblin at gmail dot com Assigned:
Status: No Feedback Package: cURL related
PHP Version: 5CVS-2007-08-14 (snap) OS: windows xp
Private report: No CVE-ID: None
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 [2007-08-14 18:57 UTC] foxgoblin at gmail dot com 
Description:
------------
use curl_copy_handle copy the curl handle, add in curl multi handle, curl_multi_exec return nothing.

Reproduce code:
---------------
<?
function getMultiCUrlContent($chs){
	$contents = array();
	$mh = curl_multi_init();
	foreach($chs as $key => $ch){
		curl_multi_add_handle($mh,$ch);
	}
	do {
	  $mrc = curl_multi_exec($mh, $active);
	} while ($mrc == CURLM_CALL_MULTI_PERFORM);
	while ($active and $mrc == CURLM_OK) {
	  // wait for network
	  if (curl_multi_select($mh) != -1) {
	   // pull in any new data, or at least handle timeouts
	   do {
	     $mrc = curl_multi_exec($mh, $active);
	   } while ($mrc == CURLM_CALL_MULTI_PERFORM);
	  }
	}
	if ($mrc != CURLM_OK) {
	  echo "[".date("Y-m-d H:i:s")."]\t[getMultiCUrlContent error]\t".$mrc."\n";
	}
	foreach($chs as $key => $ch){
		if(curl_errno($ch) == CURLE_OK){
			$contents[$key]= curl_multi_getcontent($ch);
		}
		else{
			echo "[".date("Y-m-d H:i:s")."]\t[get content error]\t".curl_error($ch)."\n";
		}
	}
	curl_multi_close($mh);
	return $contents;
}

$chs = array();
$ch = curl_init("http://www.google.com/");
curl_setopt($ch,CURLOPT_RETURNTRANSFER,TRUE);
$chs[] = $ch;
$ch = curl_copy_handle($ch);
$chs[] = $ch;
$contents = getMultiCUrlContent($chs);
print_r($contents);
?>

Expected result:
----------------
Array
(
    [0] => <html><head><meta http-equiv="content-type" content="text/html; charset=ISO-8859-1"><title>Google</title>...
    [1] => <html><head><meta http-equiv="content-type" content="text/html; charset=ISO-8859-1"><title>Google</title>...
)

Actual result:
--------------
Array
(
    [0] => <html><head><meta http-equiv="content-type" content="text/html; charset=ISO-8859-1"><title>Google</title>...
    [1] => 
)

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 [2007-10-13 13:19 UTC] mj@php.net 
Your code works just fine for me with PHP 5.3-dev and libcurl 7.17.0.  Which version of libcurl are you using?  Does upgrading the a more recent version help?
 [2007-10-18 17:33 UTC] foxgoblin at gmail dot com 
cURL Information => libcurl/7.16.0 OpenSSL/0.9.8e zlib/1.2.3

I use php.net distribute Windows Binaries php-5.2.4, it build php_curl extension with libcurl/7.16.0 .
 [2007-10-18 17:38 UTC] foxgoblin at gmail dot com 
I try php/5.2.0 , it's ok!

it build php_curl with libcurl/7.14.0

cURL Information => libcurl/7.14.0 OpenSSL/0.9.8d zlib/1.2.3
 [2007-11-16 14:24 UTC] jani@php.net 
Please try using this CVS snapshot:

  http://snaps.php.net/php5.2-latest.tar.gz
 
For Windows (zip):
 
  http://snaps.php.net/win32/php5.2-win32-latest.zip

For Windows (installer):

  http://snaps.php.net/win32/php5.2-win32-installer-latest.msi
 [2007-11-24 01:00 UTC] php-bugs at lists dot php dot net 
No feedback was provided for this bug for over a week, so it is
being suspended automatically. If you are able to provide the
information that was originally requested, please do so and change
the status of the bug back to "Open".
 
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