Class: Proclib::Commands::Ssh

Inherits:
Base
  • Object
show all
Defined in:
lib/proclib/commands/ssh.rb

Constant Summary collapse

SSHError = 
Class.new(Error)

Constants inherited from Base

Base::NotYetRunning, Base::NotYetTerminated, Base::STDIN_BUF_SIZE

Instance Method Summary collapse

Constructor Details

#initialize(ssh_session:, **args) ⇒ Ssh

Returns a new instance of Ssh.



10
11
12
13
 
# File 'lib/proclib/commands/ssh.rb', line 10

def initialize(ssh_session:, **args)
  @ssh_session = ssh_session
  super(**args)
end

Instance Method Details

#cmdline ⇒ Object 



36
37
38
39
40
41
42
 
# File 'lib/proclib/commands/ssh.rb', line 36

def cmdline
  if !run_dir.nil?
    "cd #{run_dir}; #{super}"
  else
    super
  end
end

#spawn ⇒ Object 



15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
 
# File 'lib/proclib/commands/ssh.rb', line 15

def spawn
  write_pipes

  open_channel do |channel|
    channel.exec(cmdline) do |_, success|
      raise SSHError, "Command Failed" unless success

      if !stdin.nil?
        while msg = stdin.read(STDIN_BUF_SIZE)
          channel.send_data(msg)
        end
        channel.eof!
      end
    end
  end
end

#wait ⇒ Object 



32
33
34
 
# File 'lib/proclib/commands/ssh.rb', line 32

def wait
  ssh_session.loop
end