From: Michael Steinfeld <mikeisgreat@...>
Date: 2008-03-11T09:59:49+09:00
Subject: Re: sftp.put_file problems on Linux

Seems to me like your TCP connection is being killed by the server.
I'm guessing.

Try adding a keep-alive to your /etc/ssh/ssh_config

ServerAliveInterval 15

unlike sftp, scp will open a new connection for each file.



On Mon, Mar 10, 2008 at 1:26 PM, Milo Thurston <knirirr@gmail.com> wrote:
> I have written a simple script to locate particular files on a server
>  and copy them elsewhere with sftp. There is one particular part of the
>  script that gives me some trouble:
>
>  <pre>
>  begin
>   sftp.put_file("#{ramdisk}/#{file}","#{dst_dir}")
>  rescue
>   puts "Message: #{sftp.status[:code]} (#{sftp.status[:message]})"
>  end
>  </pre>
>
>  The code dies at this point, with this error.
>
>  <pre>
>  Message: 0 (Success)
>  /var/lib/gems/1.8/gems/net-sftp-1.1.1/lib/net/sftp/operations/abstract.rb:78:in
>  `do_status': Net::SFTP::Operations::StatusException (4, "Failure")
>  (Net::SFTP::Operations::StatusException (4, "Failure"))
>         from
>  /var/lib/gems/1.8/gems/net-sftp-1.1.1/lib/net/sftp/session.rb:221:in
>  `do_status'
>         from /usr/lib/ruby/1.8/rubygems/custom_require.rb:27:in
>  `to_proc'
>         from
>  /var/lib/gems/1.8/gems/net-sftp-1.1.1/lib/net/sftp/protocol/01/impl.rb:92:in
>  `call'
>         from
>  /var/lib/gems/1.8/gems/net-sftp-1.1.1/lib/net/sftp/protocol/01/impl.rb:92:in
>  `call_on_status'
>         from
>  /var/lib/gems/1.8/gems/net-sftp-1.1.1/lib/net/sftp/protocol/03/impl.rb:37:in
>  `do_status'
>         from
>  /var/lib/gems/1.8/gems/net-sftp-1.1.1/lib/net/sftp/protocol/01/impl.rb:189:in
>  `dispatch'
>         from
>  /var/lib/gems/1.8/gems/net-sftp-1.1.1/lib/net/sftp/protocol/driver.rb:189:in
>  `do_data'
>         from /usr/lib/ruby/1.8/rubygems/custom_require.rb:27:in
>  `to_proc'
>          ... 20 levels...
>         from
>  /var/lib/gems/1.8/gems/net-ssh-1.1.2/lib/net/ssh/session.rb:138:in
>  `initialize'
>         from /var/lib/gems/1.8/gems/net-ssh-1.1.2/lib/net/ssh.rb:47:in
>  `new'
>         from /var/lib/gems/1.8/gems/net-ssh-1.1.2/lib/net/ssh.rb:47:in
>  `start'
>         from ./sftp_script.rb:26
>  </pre>
>
>  Everything else is fine - the connection is set up properly and I can
>  use sftp.mkdir. Also, if I replace put_file with this, it works:
>
>  <pre>
>  scp_command = "scp #{ramdisk}/#{file}
>  #{user}@#{host}:/home/#{user}/#{dst_dir}"
>  unless system("#{scp_command}")
>   raise "Could not scp #{file}."
>  end
>  </pre>
>
>  This is less than ideal due to filling up the logs of the receiving
>  machine, though.
>  Does anyone know what might be causing the problem with put_file?
>  --
>  Posted via http://www.ruby-forum.com/.
>
>