Have some default values if a command fails to run

frontend/classes/class.container.php

@@ -97,6 +97,8 @@ class Container extends CPHPDatabaseRecordClass
 			return $this->sStatus;
 		}
 		else
+		{
+			try
 			{
 				$command = array("vzctl", "status", $this->sInternalId);
 				
@@ -116,6 +118,11 @@ class Container extends CPHPDatabaseRecordClass
 					}
 				}
 			}
+			catch (SshCommandException $e)
+			{
+				return CVM_STATUS_STOPPED;
+			}
+		}
 	}
 	
 	public function GetStatusText()
@@ -153,6 +160,8 @@ class Container extends CPHPDatabaseRecordClass
 	}
 	
 	public function GetRam()
+	{
+		try
 		{
 			$result = $this->RunCommandCached("free -m", true);
 			$lines = explode("\n", $result->stdout);
@@ -175,6 +184,13 @@ class Container extends CPHPDatabaseRecordClass
 				}
 				
 			}
+		}
+		catch (SshCommandException $e)
+		{
+			$total_free = 0;
+			$total_used = 0;
+			$total_total = 0;
+		}
 		
 		return array(
 			'free'	=> $total_free,
@@ -196,6 +212,8 @@ class Container extends CPHPDatabaseRecordClass
 	}
 	
 	public function GetDisk()
+	{
+		try
 		{
 			$result = $this->RunCommandCached("df -l -x tmpfs", true);
 			$lines = explode("\n", $result->stdout);
@@ -217,6 +235,13 @@ class Container extends CPHPDatabaseRecordClass
 					$total_total += ((int)$values[2] + (int)$values[3]) / 1024;
 				}
 			}
+		}
+		catch (SshCommandException $e)
+		{
+			$total_free = 0;
+			$total_used = 0;
+			$total_total = 0;
+		}
 		
 		return array(
 			'free'	=> $total_free,

frontend/classes/class.sshconnector.php

@@ -44,7 +44,7 @@ class SshConnector extends CPHPBaseClass
 		catch (SshConnectException $e)
 		{
 			$error = $e->getMessage();
-			throw new SshCommandException("Could not run command {$command}: Failed to connect: {$error}");
+			throw new SshConnectException("Could not run command {$command}: Failed to connect: {$error}");
 		}
 	}
 	
@@ -68,7 +68,7 @@ class SshConnector extends CPHPBaseClass
 			'hostkey' => $this->keytype
 		);
 		
-		if($this->connection = ssh2_connect($this->host, $this->port, $options))
+		if($this->connection = @ssh2_connect($this->host, $this->port, $options))
 		{
 			$this->connected = true;
 			

frontend/module.vps.overview.php

@@ -61,7 +61,7 @@ try
 	$sVariables = array_merge($sVariables, array(
 		'disk-used'		=> number_format($sContainer->sDiskUsed / 1024, 2),
 		'disk-total'		=> number_format($sContainer->sDiskTotal / 1024, 2),
-		'disk-percentage'	=> number_format(($sContainer->sDiskUsed / $sContainer->sDiskTotal) * 100, 2),
+		'disk-percentage'	=> ($sContainer->sDiskTotal == 0) ? 0 : number_format(($sContainer->sDiskUsed / $sContainer->sDiskTotal) * 100, 2),
 		'disk-unit'		=> "GB"
 	));
 }
@@ -80,7 +80,7 @@ try
 	$sVariables = array_merge($sVariables, array(
 		'ram-used'		=> $sContainer->sRamUsed,
 		'ram-total'		=> $sContainer->sRamTotal,
-		'ram-percentage'	=> number_format(($sContainer->sRamUsed / $sContainer->sRamTotal) * 100, 2),
+		'ram-percentage'	=> ($sContainer->sRamTotal == 0) ? 0 : number_format(($sContainer->sRamUsed / $sContainer->sRamTotal) * 100, 2),
 		'ram-unit'		=> "MB"
 	));
 }