Class: Hussh::Session

Inherits:
Object
  • Object
show all
Defined in:
lib/hussh/session.rb

Instance Method Summary collapse

Constructor Details

#initialize(host, user) ⇒ Session

Returns a new instance of Session.



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# File 'lib/hussh/session.rb', line 5

def initialize(host, user)
  @host = host
  @user = user
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/hussh/session.rb', line 91

def close
  @real_session.close if @real_session
  @real_session = nil
end

#exec!(command) ⇒ Object 



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# File 'lib/hussh/session.rb', line 35

def exec!(command)
  Hussh.commands_run << command
  if self.has_response?(command)
    self.response_for(command)
  else
    response = real_session.exec!(command)
    self.update_recording(command, response)
    response
  end
end

#has_response?(command) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hussh/session.rb', line 14

def has_response?(command)
  Hussh.stubbed_responses.fetch(@host, {}).fetch(@user, {})
    .has_key?(command) ||
    Hussh.recorded_responses.fetch(@host, {}).fetch(@user, {})
    .has_key?(command)
end

#open_channel(&block) ⇒ Object 



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# File 'lib/hussh/session.rb', line 46

def open_channel(&block)
  @channel = Channel.new(self)
  block.call(@channel)
  Hussh.commands_run << @channel.command
  if self.has_response?(@channel.command)
    if @channel.exec_block.respond_to?(:call)
      @channel.exec_block.call(@channel, true)
    end

    if @channel.on_data_block.respond_to?(:call)
      @channel.on_data_block.call(@channel, self.response_for(@channel.command))
    end
  else
    self.real_session.open_channel do |ch|

      if @channel.requested_pty?
        ch.request_pty do |ch, success|
          if @channel.request_pty_block.respond_to?(:call)
            @channel.request_pty_block.call(ch, success)
          end
        end
      end

      ch.exec(@channel.command) do |ch, success|
        @channel.exec_block.call(@channel, success) if @channel.exec_block

        ch.on_data do |ch, output|
          if @channel.on_data_block.respond_to?(:call)
            @channel.on_data_block.call(@channel, output)
            @on_data = output
            self.update_recording(@channel.command, @on_data)
          end
        end

        ch.on_extended_data do |ch, output|
          if @channel.on_extended_data_block.respond_to?(:call)
            @channel.on_extended_data_block.call(@channel, output)
          end
        end

      end
    end
  end
end

#real_session ⇒ Object 



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# File 'lib/hussh/session.rb', line 10

def real_session
  @real_session ||= Net::SSH.start_without_hussh(@host, @user)
end

#response_for(command) ⇒ Object 



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# File 'lib/hussh/session.rb', line 21

def response_for(command)
  Hussh.stubbed_responses.fetch(@host, {}).fetch(@user, {}).fetch(
    command,
    Hussh.recorded_responses.fetch(@host, {}).fetch(@user, {})[command]
  )
end

#update_recording(command, response) ⇒ Object 



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# File 'lib/hussh/session.rb', line 28

def update_recording(command, response)
  Hussh.recorded_responses[@host] ||= {}
  Hussh.recorded_responses[@host][@user] ||= {}
  Hussh.recorded_responses[@host][@user][command] = response
  Hussh.recording_changed!
end