Module: Chef::Knife::CiscoAsaBase

Included in:
CiscoAsaHostAdd, CiscoAsaHostRemove
Defined in:
lib/chef/knife/cisco_asa_base.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(includer) ⇒ Object 



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# File 'lib/chef/knife/cisco_asa_base.rb', line 14

def self.included(includer)
  includer.class_eval do

    deps do
      require 'readline'
      require 'chef/json_compat'
    end

    unless defined? $default
      $default = Hash.new
    end

    option :cisco_asa_enable_password,
      :short => "-E PASSWORD",
      :long => "--cisco-asa-enable-password PASSWORD",
      :description => "Enable password for Cisco ASA"

    option :cisco_asa_hostname,
      :short => "-h HOSTNAME",
      :long => "--cisco-asa-hostname HOSTNAME",
      :description => "The hostname for Cisco ASA"

    option :cisco_asa_password,
      :short => "-p PASSWORD",
      :long => "--cisco-asa-password PASSWORD",
      :description => "The password for Cisco ASA"

    option :cisco_asa_username,
      :short => "-u USERNAME",
      :long => "--cisco-asa-username USERNAME",
      :description => "The username for Cisco ASA"
    $default[:cisco_asa_username] = ENV['USER']

    option :noop,
      :long => "--noop",
      :description => "Perform no modifying operations",
      :boolean => false
  end
end

Instance Method Details

#get_cisco_asa_config ⇒ Object 



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# File 'lib/chef/knife/cisco_asa_base.rb', line 61

def get_cisco_asa_config
  config[:cisco_asa_password] = ask("Cisco Password for #{get_config(:cisco_asa_username)}: ") { |q| q.echo = "*" } unless get_config(:cisco_asa_password)
  config[:cisco_asa_enable_password] = ask("Enable Password for #{get_config(:cisco_asa_hostname)}: ") { |q| q.echo = "*" } unless get_config(:cisco_asa_enable_password)
end

#get_config(key) ⇒ Object 



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# File 'lib/chef/knife/cisco_asa_base.rb', line 54

def get_config(key)
  key = key.to_sym
  rval = config[key] || Chef::Config[:knife][key] || $default[key]
  Chef::Log.debug("value for config item #{key}: #{rval}")
  rval
end

#run_config_commands(commands) ⇒ Object 



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# File 'lib/chef/knife/cisco_asa_base.rb', line 66

def run_config_commands(commands)
  asa = Cisco::Base.new(:host => get_config(:cisco_asa_hostname), :user => get_config(:cisco_asa_username), :password => get_config(:cisco_asa_password), :transport => :ssh)
  asa.enable(get_config(:cisco_asa_enable_password))
  asa.cmd("conf t")
  commands.each do |command|
    asa.cmd(command)
  end
  asa.cmd("end")
  asa.cmd("write mem")
  unless get_config(:noop)
    output = asa.run
    output.each do |line|
      Chef::Log.debug(line)
    end
  end
  output
end

#tcp_test_port(hostname, port) ⇒ Object 



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# File 'lib/chef/knife/cisco_asa_base.rb', line 84

def tcp_test_port(hostname,port)
  tcp_socket = TCPSocket.new(hostname, port)
  readable = IO.select([tcp_socket], nil, nil, 5)
  if readable
    Chef::Log.debug("sshd accepting connections on #{hostname}, banner is #{tcp_socket.gets}") if port == 22
    true
  else
    false
  end
  rescue Errno::ETIMEDOUT
    false
  rescue Errno::EPERM
    false
  rescue Errno::ECONNREFUSED
    sleep 2
    false
  rescue Errno::EHOSTUNREACH, Errno::ENETUNREACH
    sleep 2
    false
  ensure
    tcp_socket && tcp_socket.close
end