Add explicit mysql.port configuration

See: https://github.com/facebook/phabricator/pull/356

Reviewed by: epriestley

src/applications/config/check/PhabricatorSetupCheckDatabase.php

@@ -12,6 +12,7 @@ final class PhabricatorSetupCheckDatabase extends PhabricatorSetupCheck {
     $conn_user = $conf->getUser();
     $conn_pass = $conf->getPassword();
     $conn_host = $conf->getHost();
+    $conn_port = $conf->getPort();
 
     ini_set('mysql.connect_timeout', 2);
 
@@ -19,6 +20,7 @@ final class PhabricatorSetupCheckDatabase extends PhabricatorSetupCheck {
       'user'      => $conn_user,
       'pass'      => $conn_pass,
       'host'      => $conn_host,
+      'port'      => $conn_port,
       'database'  => null,
     );
 
@@ -40,6 +42,7 @@ final class PhabricatorSetupCheckDatabase extends PhabricatorSetupCheck {
         ->setMessage($message)
         ->setIsFatal(true)
         ->addRelatedPhabricatorConfig('mysql.host')
+        ->addRelatedPhabricatorConfig('mysql.port')
         ->addRelatedPhabricatorConfig('mysql.user')
         ->addRelatedPhabricatorConfig('mysql.pass');
       return;

src/applications/config/option/PhabricatorMySQLConfigOptions.php

@@ -69,6 +69,10 @@ final class PhabricatorMySQLConfigOptions
             "this namespace if you want. Normally, you should not do this ".
             "unless you are developing Phabricator and using namespaces to ".
             "separate multiple sandbox datasets.")),
+        $this->newOption('mysql.port', 'string', null)
+        ->setLocked(true)
+        ->setDescription(
+          pht("MySQL port to use when connecting to the database.")),
     );
   }
 

src/infrastructure/storage/configuration/DefaultDatabaseConfigurationProvider.php

@@ -29,6 +29,10 @@ final class DefaultDatabaseConfigurationProvider
     return PhabricatorEnv::getEnvConfig('mysql.host');
   }
 
+  public function getPort() {
+    return PhabricatorEnv::getEnvConfig('mysql.port');
+  }
+
   public function getDatabase() {
     if (!$this->getDao()) {
       return null;

src/infrastructure/storage/lisk/PhabricatorLiskDAO.php

@@ -110,6 +110,7 @@ abstract class PhabricatorLiskDAO extends LiskDAO {
           'user'      => $conf->getUser(),
           'pass'      => $conf->getPassword(),
           'host'      => $conf->getHost(),
+          'port'      => $conf->getPort(),
           'database'  => $conf->getDatabase(),
           'retries'   => 3,
         ),

src/infrastructure/storage/management/PhabricatorStorageManagementAPI.php

@@ -45,6 +45,15 @@ final class PhabricatorStorageManagementAPI {
     return $this->host;
   }
 
+  public function setPort($port) {
+    $this->port = $port;
+    return $this;
+  }
+
+  public function getPort() {
+    return $this->port;
+  }
+
   public function getDatabaseName($fragment) {
     return $this->namespace.'_'.$fragment;
   }
@@ -74,6 +83,7 @@ final class PhabricatorStorageManagementAPI {
           'user'      => $this->user,
           'pass'      => $this->password,
           'host'      => $this->host,
+          'port'      => $this->port,
           'database'  => $fragment
             ? $database
             : null,