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From "Balakrishnan J (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (VFS-592) ftp IPV6 URI always throws 550 Failed to change directory to Remote Root Directory
Date Tue, 05 Jan 2016 11:49:39 GMT

    [ https://issues.apache.org/jira/browse/VFS-592?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15082916#comment-15082916
] 

Balakrishnan J commented on VFS-592:
------------------------------------

LIst of jars in use :
--------------------------------
    commons-vfs2-2.0.jar
    commons-logging-1.1.1.jar
    commons-collections-3.2.jar
    commons-net-3.4.jar
    commons-httpclient-3.1.jar
    com-jcraft-jsch.jar


> ftp IPV6 URI always throws 550 Failed to change directory to Remote Root Directory
> ----------------------------------------------------------------------------------
>
>                 Key: VFS-592
>                 URL: https://issues.apache.org/jira/browse/VFS-592
>             Project: Commons VFS
>          Issue Type: Bug
>    Affects Versions: 2.0
>            Reporter: Balakrishnan J
>            Priority: Critical
>
> FTP URI when connected with IPV6 machine always throws either of the following 
> 1) 550 Failed to change directory to Remote Root Directory
> 2) org.apache.commons.vfs2.FileSystemException: Could not determine the type of file
> The code snippet :
> -----------------------------
> public FtpResult performScript(String pScript) throws IOException
> 	{
> 		FtpResult result=null;
> 					
> 		// First verify that the Remote and Local Directories do exist as directories
> 		try {
> 			//FileObject remoteRootDir = resolveDir(remoteDir);
> 			FileObject remoteRootDir = m_FsManager.resolveFile("ftp://adc00pcf.us.oracle.com/abc",
m_SrcTargetOptions);
> 			if (remoteRootDir.getType()!=FileType.FOLDER) {
> 				String msg = resfunction.getString("FTP.550FailedToChangeDirectoryToRemoteRoot").replaceAll("\\{0\\}",
remoteDir);
> 				ftpTrace = handleActionMessage(msg, lineNumber);
> 				if (m_stopFTPOnError)
> 					return new FtpResult(Status.ERROR, ftpTrace);
> 			}
> 		}
> 		catch (FileSystemException fsx) {
> 	        final Writer exWriter = new StringWriter();
> 	        fsx.printStackTrace(new PrintWriter(exWriter));
> 			ftpTrace = exWriter.toString();
> 			AgentLogger.log(Level.INFO, "Validate RemoteDirectory raised ", fsx);
> 			return new FtpResult(Status.ERROR, ftpTrace);
> 		}
> 		
> 		try {
> 			FileObject localRootDir =  m_FsManager.resolveFile(m_SchemeLocalDir);
> 			if (localRootDir.getType()!=FileType.FOLDER) {
> 				String msg = resfunction.getString("FTP.550FailedToChangeDirectoryToLocalRoot").replaceAll("\\{0\\}",
m_SchemeLocalDir);
> 				ftpTrace = handleActionMessage(msg, lineNumber);
> 				if (m_stopFTPOnError)
> 					return new FtpResult(Status.ERROR, ftpTrace);
> 			}
> 		}
> 		catch (FileSystemException fsx) {
> 			ftpTrace = handleActionMessage(resfunction.getString("FTP.550FailedToChangeDirectoryToLocalRoot"),
lineNumber);
> 			ftpTrace += fsx.getLocalizedMessage();
> 			AgentLogger.log(Level.FINE, "Validate LocalDirectory raised ", fsx);
> 			if (m_stopFTPOnError)
> 				return new FtpResult(Status.ERROR, ftpTrace);
> 		}			
> 		FileObject fileToRename=null;
> 		BufferedReader cmdReader = new BufferedReader(new StringReader(pScript));
> 		
> 			
> 			try {
> 					
> 					// MKD aa succeeds if aa does not exist
> 					// MKD aa/bb succeeds if aa does exist; fails if aa does not exist
> 					// MKD ./aa created /tmp/./aa
> 					actionMessage = resfunction.getString("FTP.550CreateDirectoryOperationFailed");
> 					FileObject newDir = resolveFile(getRemoteDir(relativeDir), "mynewdir");
> 					if (!newDir.exists())
> 						{
> 							newDir.createFolder();
> 							if (newDir.exists())
> 								actionMessage = resfunction.getString("FTP.257DirectoryCreated").replaceAll("\\{0\\}",
handleProtocol(newDir));
> 						}
> 					}						
> 				
> 			} 
> 			catch (Exception ex) {
> 				AgentLogger.log(Level.FINE, "FTP Cmd="+cmd, ex);
> 				
> 			} // end of processing the command
> 			
> 		}
> 		
> 		return result;
> 		
> 	}



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