Doc #78311 [Ver->Csd]: configure option --with-system-ciphers is not documented
| From: | salathe@php.net | Date: | Fri, 19 Jul 2019 11:20:09 +0000 |
| Subject: | Doc #78311 [Ver->Csd]: configure option --with-system-ciphers is not documented | ||
| References: | 1 | Groups: | php.doc.bugs |
| Request: | Send a blank email to doc-bugs+get-16828@lists.php.net to get a copy of this message | ||
Edit report at https://bugs.php.net/bug.php?id=78311&edit=1
ID: 78311
Updated by: salathe@php.net
Reported by: giftrac+php at gmail dot com
Summary: configure option --with-system-ciphers is not
documented
-Status: Verified
+Status: Closed
Type: Documentation Problem
Package: OpenSSL related
Operating System: CentOS Linux 7
PHP Version: 7.3.7
Assigned To: cmb
Block user comment: N
Private report: N
New Comment:
Automatic comment on behalf of cmb
Revision: http://git.php.net/?p=doc/en.git;a=commit;h=540bddd349d80faa17812dd0f3ce02bd2723f84f
Log: Fix #78311: configure option --with-system-ciphers is not documented
Previous Comments:
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[2019-07-19 11:19:11] cmb@php.net
Automatic comment from SVN on behalf of cmb
Revision: http://svn.php.net/viewvc/?view=revision&revision=347765
Log: Fix #78311: configure option --with-system-ciphers is not documented
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[2019-07-19 09:51:29] cmb@php.net
The last time the default ciphers have been changed was with
commit 225f534[1], which targeted PHP 5.6.0; this change is
already documented[2].
In your case PHP has probably been configured with
--with-system-ciphers, which has been introduced with commit
0d776ef[3] (PHP 5.6.3), but is not documented yet. However,
documenting the actual default system ciphers is out of scope for
the PHP manual.
[1] <http://git.php.net/?p=php-src.git;a=commit;h=225f534b1ae30b9e843c2531d3bdd38aa8ca84f7>
[2] <https://www.php.net/manual/en/migration56.openssl.php#migration56.openssl.ciphers>
[3] <http://git.php.net/?p=php-src.git;a=commit;h=0d776ef87b7b0c1e970c424cc5dcdf4cd6f500ac>
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[2019-07-18 03:34:17] giftrac+php at gmail dot com
Changed from Bug to Documentation Problem.
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[2019-07-18 03:31:26] giftrac+php at gmail dot com
It appears that the cause of the issue is that the default cipher(s) being used changed between PHP
5.6 and 7.3. Explicitly calling out the cipher(s) to be used via the stream_context ssl
'cipher' option allows the SoapClient communicate in PHP 7.3.
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[2019-07-17 22:27:38] giftrac+php at gmail dot com
Description:
------------
In PHP 5.6.40, a stream_context can be provided to a SoapClient, that specifies that the ssl cert of
the peer should not be verified. In PHP 7.3.7 the SoapClient appears to be ignoring the provided
stream_context and attempts to verify the peer's cert. Similarly, a capath and cafile
specified in a stream_context are used in PHP 5.6.40 to successfully verify a peer; however, they
appear to be ignored in PHP 7.3.7.
Test script:
---------------
$opts = [
'ssl' => [
'crypto_method' => STREAM_CRYPTO_METHOD_TLS_CLIENT,
'verify_peer' => false,
],
];
$stream_context = stream_context_create($opts);
$options = [
'stream_context' => $stream_context,
];
$client = new SoapClient("https://...?wsdl",
$options);
$client->SomeMethod();//executes OK in PHP 5.6, errors out in PHP 7.3.7
Expected result:
----------------
It is expected that the ssl options in the stream_context are adhered to in PHP 7, including but not
limited to: verify_peer, verify_peer_name, allow_self_signed, capath, cafile.
Actual result:
--------------
It appears the ssl options in the stream_context are ignored as evidenced by the SoapClient
production a SoapFault exception detailing that it is unable to load from the provided WSDL URL (or
when operating in location/uri mode, throwing an exception about being unable to import schema).
PHP Fatal error: Uncaught SoapFault exception: [WSDL] SOAP-ERROR: Parsing WSDL: Couldn't load
from 'https://...' : failed to load external entity
"https://..."
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--
Edit this bug report at https://bugs.php.net/bug.php?id=78311&edit=1