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authorAndrey Andreev <narf@devilix.net>2015-07-16 13:25:25 +0200
committerAndrey Andreev <narf@devilix.net>2015-07-16 13:25:25 +0200
commita38b0c45c79f7045d8f322d7727226d3b458956e (patch)
tree37a06795711cf744134003b6a9f261fd2c70488c /system/database
parent9194b492f900b05acd204cb1b4a524149402be75 (diff)
Add SSL support for PDO_MYSQL too
Related: #3896
Diffstat (limited to 'system/database')
-rw-r--r--system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php31
1 files changed, 29 insertions, 2 deletions
diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php
index 206d83595..e9d25cebc 100644
--- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php
+++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php
@@ -119,7 +119,6 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver {
*
* @param bool $persistent
* @return object
- * @todo SSL support
*/
public function db_connect($persistent = FALSE)
{
@@ -151,7 +150,35 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver {
$this->options[PDO::MYSQL_ATTR_COMPRESS] = TRUE;
}
- return parent::db_connect($persistent);
+ // SSL support was added to PDO_MYSQL in PHP 5.3.7
+ if (is_array($this->encrypt) && is_php('5.3.7'))
+ {
+ $ssl = array();
+ empty($this->encrypt['ssl_key']) OR $ssl[PDO::MYSQL_ATTR_SSL_KEY] = $this->encrypt['ssl_key'];
+ empty($this->encrypt['ssl_cert']) OR $ssl[PDO::MYSQL_ATTR_SSL_CERT] = $this->encrypt['ssl_cert'];
+ empty($this->encrypt['ssl_ca']) OR $ssl[PDO::MYSQL_ATTR_SSL_CA] = $this->encrypt['ssl_ca'];
+ empty($this->encrypt['ssl_capath']) OR $ssl[PDO::MYSQL_ATTR_SSL_CAPATH] = $this->encrypt['ssl_capath'];
+ empty($this->encrypt['ssl_cipher']) OR $ssl[PDO::MYSQL_ATTR_SSL_CIPHER] = $this->encrypt['ssl_cipher'];
+
+ // DO NOT use array_merge() here!
+ // It re-indexes numeric keys and the PDO_MYSQL_ATTR_SSL_* constants are integers.
+ empty($ssl) OR $this->options += $ssl;
+ }
+
+ // Prior to version 5.7.3, MySQL silently downgrades to an unencrypted connection if SSL setup fails
+ if (
+ ($pdo = parent::db_connect($persistent)) !== FALSE
+ && ! empty($ssl)
+ && version_compare($pdo->getAttribute(PDO::ATTR_CLIENT_VERSION), '5.7.3', '<=')
+ && empty($pdo->query("SHOW STATUS LIKE 'ssl_cipher'")->fetchObject()->Value)
+ )
+ {
+ $message = 'PDO_MYSQL was configured for an SSL connection, but got an unencrypted connection instead!';
+ log_message('error', $message);
+ return ($this->db->db_debug) ? $this->db->display_error($message, '', TRUE) : FALSE;
+ }
+
+ return $pdo;
}
// --------------------------------------------------------------------