If you have overriden the FileSystemView, throwing any kind of IOException will usually result in a SSH_FX_FAILURE status to be sent. For example, when opening a file, instead of returning false in isWritable(), try throwing an IOException there.
2014-09-05 8:29 GMT+02:00 Sampo Savolainen <sampo.savolai...@spatineo.com>: > Hi Guillaume, > > Thanks! This sounds promising. I do realize that it's up to the client to > show the error, so this is not a foolproof mechanism by any measure. > > Is there an exception that I can throw from which the exception message is > automatically inserted to the SSH_FX_FAILURE status? Or do I have to modify > the SftpSubsystem? > > > Sampo > > > On Thu, Sep 4, 2014 at 12:07 PM, Guillaume Nodet <gno...@apache.org> > wrote: > > > When an exception occurs in the SftpSubsystem, a SSH_FX_FAILURE status > will > > be sent back to the user with the exception message. This could be a way > > for you to send a custom message. > > As to whether it will be displayed by the client or not, i've no idea, > and > > I suppose it depends on the client... > > > > > > 2014-09-04 10:53 GMT+02:00 Sampo Savolainen < > sampo.savolai...@spatineo.com > > >: > > > > > Hi, > > > > > > I asked this on the users mailing list last week, but got no reply. As > > this > > > list seems to be more active, I thought I'd see if anyone here could > > answer > > > my question. > > > > > > I'm using the org.apache.sshd to run a custom sftp server that receives > > > files from users. The server imposes some restrictions on what kinds of > > > files it will accept. The problem is that though these restrictions are > > > documented, the users sometimes get confused by the server not > accepting > > a > > > file. Does the sftp protocol allow for the server to send a custom > string > > > to the user which (hopefully) the client software will present to the > > user? > > > If so, how can I get SSHD to send such messages to the clients? > > > > > > > > > Sampo > > > > > > -- > > > Sampo Savolainen > > > R&D Director, Spatineo Oy > > > sampo.savolai...@spatineo.com > > > +358-407555649 > > > Linnankoskenkatu 16 A 17, 00250 Helsinki, Finland > > > www.spatineo.com, twitter.com/#!/spatineo > > > www.linkedin.com/company/spatineo-inc > > > > > > This message may contain privileged and/or confidential information. If > > you > > > have received this e-mail in error or are not the intended recipient, > you > > > may not use, copy, disseminate, or distribute it; do not open any > > > attachments, delete it immediately from your system and notify the > sender > > > promptly by e-mail that you have done so. > > > > > > > > > -- > Sampo Savolainen > R&D Director, Spatineo Oy > sampo.savolai...@spatineo.com > +358-407555649 > Linnankoskenkatu 16 A 17, 00250 Helsinki, Finland > www.spatineo.com, twitter.com/#!/spatineo > www.linkedin.com/company/spatineo-inc > > This message may contain privileged and/or confidential information. If you > have received this e-mail in error or are not the intended recipient, you > may not use, copy, disseminate, or distribute it; do not open any > attachments, delete it immediately from your system and notify the sender > promptly by e-mail that you have done so. >