Class: Cisco::TacacsServerHost

Inherits:
NodeUtil
  • Object
show all
Defined in:
lib/cisco_node_utils/tacacs_server_host.rb

Overview

TacacsServerHost - node utility class for TACACS+ server host config

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from NodeUtil

client, #client, config_get, #config_get, #config_get_default, config_get_default, config_set, #config_set, #get, #ios_xr?, #nexus?, #node, node, platform, #platform, supports?, #supports?

Constructor Details

#initialize(name, instantiate = true, host_port = nil) ⇒ TacacsServerHost

Returns a new instance of TacacsServerHost.



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 26

def initialize(name, instantiate=true, host_port=nil)
  fail TypeError unless name.is_a? String
  fail ArgumentError if name.empty?
  @name = name

  if platform == :ios_xr
    if host_port.nil?
      @port = config_get_default('tacacs_server_host', 'port')
    else
      fail ArgumentError, 'host_port must be an Integer' \
        unless host_port.is_a?(Integer)
      @port = host_port
    end
  end

  create if instantiate

  return if platform == :ios_xr

  return if host_port.nil?
  fail ArgumentError, 'host_port must be an Integer' \
    unless host_port.is_a?(Integer)
  self.port = host_port
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 23

def name
  @name
end

Class Method Details

.default_encryption_password ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 153

def self.default_encryption_password
  config_get_default('tacacs_server_host', 'encryption_password')
end

.default_encryption_type ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 138

def self.default_encryption_type
  TacacsServer.default_encryption_type
end

.default_port ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 126

def self.default_port
  config_get_default('tacacs_server_host', 'port')
end

.default_timeout ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 208

def self.default_timeout
  config_get_default('tacacs_server_host', 'timeout')
end

.hosts ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 51

def self.hosts
  hosts = {}
  return hosts unless Feature.tacacs_enabled?

  hosts_list = config_get('tacacs_server_host', 'hosts')
  return hosts if hosts_list.nil? || hosts_list.empty?

  hosts_list.each do |name|
    if platform == :ios_xr
      host_port = config_get('tacacs_server_host', 'port', ip: name)
      host_port = host_port[0] if host_port.is_a?(Array)
      host_port = host_port.to_i

      hosts[name] = TacacsServerHost.new(name, false, host_port)
    else
      hosts[name] = TacacsServerHost.new(name, false) if @hosts[name].nil?
    end
  end
  hosts
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 212

def ==(other)
  name == other.name
end

#create ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 72

def create
  destroy if platform == :ios_xr
  Feature.tacacs_enable
  config_set('tacacs_server_host',
             'host',
             state: '',
             ip:    name,
             port:  @port)
end

#destroy ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 82

def destroy
  if platform == :ios_xr
    # This provider only support a 1-1 mapping between host and ports.
    # Thus, we must remove the other entries on different ports.
    all_hosts = config_get('tacacs_server_host',
                           'host_port_pairs',
                           ip: @name)
    return unless all_hosts.is_a?(Array)

    warn("#{name} is configured multiple times on the device" \
        ' (possibly using different ports). This is unsupported by this' \
        ' API and the duplicate entries are being deleted.') \
      if all_hosts.count > 1

    all_hosts.each do |host_port|
      config_set('tacacs_server_host',
                 'host',
                 state: 'no',
                 ip:    @name,
                 port:  host_port)
    end
  else
    config_set('tacacs_server_host',
               'host',
               state: 'no',
               ip:    @name,
               port:  @port)
  end
end

#encryption_key_set(enctype, password) ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 157

def encryption_key_set(enctype, password)
  fail TypeError unless enctype.is_a? Fixnum
  fail ArgumentError if password && ![TACACS_SERVER_ENC_NONE,
                                      TACACS_SERVER_ENC_CISCO_TYPE_7,
                                      TACACS_SERVER_ENC_UNKNOWN,
                                     ].include?(enctype)
  password = Utils.add_quotes(password) unless password.empty?
  # if enctype is TACACS_SERVER_ENC_UNKNOWN, we'll unset the key
  if enctype == TACACS_SERVER_ENC_UNKNOWN
    # if current encryption type is not TACACS_SERVER_ENC_UNKNOWN, we need
    # to unset the key value. Otherwise, the box is not configured with key,
    # thus we don't need to do anything
    if encryption_type != TACACS_SERVER_ENC_UNKNOWN
      config_set('tacacs_server_host',
                 'encryption',
                 state:    'no',
                 ip:       @name,
                 port:     @port,
                 enc_type: encryption_type,
                 password: encryption_password)
    end
  else
    config_set('tacacs_server_host',
               'encryption',
               state:    '',
               ip:       @name,
               port:     @port,
               enc_type: enctype,
               password: password)
  end
end

#encryption_password ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 142

def encryption_password
  str = config_get('tacacs_server_host',
                   'encryption_password',
                   ip:   @name,
                   port: @port)
  return str if str.nil? || str.empty?
  index = str.index('port')
  str = str[0..index - 2] unless index.nil?
  str.strip
end

#encryption_type ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 130

def encryption_type
  type = config_get('tacacs_server_host',
                    'encryption_type',
                    ip:   @name,
                    port: @port)
  type.nil? ? TACACS_SERVER_ENC_UNKNOWN : type.to_i
end

#port ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 112

def port
  platform == :ios_xr ? @port : config_get('tacacs_server_host',
                                           'port',
                                           ip: @name)
end

#port=(n) ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 118

def port=(n)
  fail("'port' setter method not applicable for this platform." \
    'port must be passed in to the constructor.') \
      if platform == :ios_xr

  config_set('tacacs_server_host', 'port', ip: @name, port: n.to_i)
end

#timeout ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 189

def timeout
  config_get('tacacs_server_host',
             'timeout',
             ip:   @name,
             port: @port)
end

#timeout=(t) ⇒ Object 



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# File 'lib/cisco_node_utils/tacacs_server_host.rb', line 196

def timeout=(t)
  fail TypeError unless t.is_a? Fixnum
  return if t == timeout

  config_set('tacacs_server_host',
             'timeout',
             state:   '',
             ip:      @name,
             port:    @port,
             timeout: t)
end