Class: SSH

Inherits:
Object
  • Object
show all
Defined in:
lib/command/ssh/ssh.rb

Overview

Run SSH commands remotely on a server.

Instance Method Summary collapse

Constructor Details

#initialize(username, host, password = nil) ⇒ SSH

Returns a new instance of SSH.



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# File 'lib/command/ssh/ssh.rb', line 7

def initialize(username, host, password = nil)
  @username = username
  @host = host
  @password = password
end

Instance Method Details

#run(command) ⇒ Object

Run the SSH command on the server



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# File 'lib/command/ssh/ssh.rb', line 14

def run(command)
  Net::SSH.start(@host, @username, password: @password) do |ssh|
    output = ''
    exit_code = nil
    ssh.open_channel do |channel|
      channel.exec(command) do |_ch, success|
        abort "FAILED: Couldn't execute command #{command}" unless success

        channel.on_data do |_ch, data|
          puts data
          output += data
        end

        channel.on_extended_data do |_ch, _type, data|
          puts data
          output += data
        end

        channel.on_request('exit-status') { |_ch, data| exit_code = data.read_long }
      end
    end
    ssh.loop
    return { output: output, result: exit_code <= 0 }
  end
end