Bug #74420 [Com]: oci_pconnect over tls problems

From: Date: Wed, 06 Dec 2017 08:41:22 +0000
Subject: Bug #74420 [Com]: oci_pconnect over tls problems
References: 1  Groups: php.bugs 
Request: Send a blank email to php-bugs+get-212960@lists.php.net to get a copy of this message
Edit report at https://bugs.php.net/bug.php?id=74420&edit=1

 ID:                 74420
 Comment by:         sega234 at mail dot ru
 Reported by:        sega234 at mail dot ru
 Summary:            oci_pconnect over tls problems
 Status:             Assigned
 Type:               Bug
 Package:            OCI8 related
 Operating System:   Ubuntu 16.04/CentOS 6
 PHP Version:        7.*
 Assigned To:        sixd
 Block user comment: N
 Private report:     N

 New Comment:

Reproduced on PHP Version 7.2.0


Previous Comments:
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[2017-06-15 18:49:47] kalle@php.net

Assigning to Oracle

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[2017-06-15 04:11:27] sega234 at mail dot ru

Problem also found on PHP 7.0.18 and CentOS 6

------------------------------------------------------------------------
[2017-04-12 11:13:20] sega234 at mail dot ru

Description:
------------
I try to use persistent connection to database with tls protocol. Also i use nginx and php-fpm.
During first 6 requests connections to db are established. In next request I receive php Warning:
Errno: 2 
Errstr: oci_parse(): supplied resource is not a valid oci8 connection resource 
Errline: 16

If I restart php-fpm, then i can do 6 requests more, and in 7th I will recive warning.
If in php-fpm I set pm.start_servers = 10 and restart php-fpm, then i can do 11 requests, and in
12th I will recive warning.
Requests without error correlates with pm.start_servers parameter.

Also, in cloned vm with php version 5.6.22 problem does not exists.
Also, oci_pconnect() with php7.1.3 works without tls protocol.


OCI8 Version 2.1.3
Oracle Run-time Client Library Version 12.2.0.1.0
Oracle Compile-time Instant Client Version 12.2
php.ini default settings

php.fpm settings:
pm.max_children = 250
pm.start_servers = 5
pm.min_spare_servers = 5
pm.max_spare_servers = 25

Test script:
---------------
<?php

ini_set('error_reporting', E_ALL);  
ini_set('display_errors', 1);  
function errorsHandler($errno , $errstr, $errfile, $errline) {  
    echo "Errno: " . $errno . "\n";  
    echo "Errstr: " . $errstr . "\n";  
    echo "Errline: " . $errline . "\n";
    die();  
}  
set_error_handler('errorsHandler');
$conn = oci_pconnect('/', '',
'SECUREDCONNECTION','AL32UTF8',OCI_CRED_EXT);  
if (!$conn) {  
  die("Connection problems: " . oci_error());  
}  
$stid = oci_parse($conn, 'select * from accounts where number = :number');  
$value = '4080************2622';  
oci_bind_by_name($stid, ':number', $value, -1, SQLT_CHR);  
oci_execute($stid);  
echo "Sql executed" . PHP_EOL;  
oci_free_statement($stid);

Expected result:
----------------
Sql executed

Actual result:
--------------
Errno: 2 
Errstr: oci_parse(): supplied resource is not a valid oci8 connection resource 
Errline: 16


------------------------------------------------------------------------



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Edit this bug report at https://bugs.php.net/bug.php?id=74420&edit=1


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