Class: Netconf::JunosConfig

Inherits:
Object
  • Object
show all
Defined in:
lib/net/netconf/jnpr/junos_config.rb

Constant Summary collapse

DELETE = 
{ :delete => 'delete' }
REPLACE = 
{ :replace => 'replace' }

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ JunosConfig

Returns a new instance of JunosConfig.



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# File 'lib/net/netconf/jnpr/junos_config.rb', line 17

def initialize( options )
  @doc_ele = "configuration"

  if options == :TOP
    @doc = Nokogiri::XML("<#{@doc_ele}/>")
    return
  end

  unless options[:TOP].nil?
    @doc_ele = options[:TOP]
    @doc = Nokogiri::XML("<#{@doc_ele}/>")
    return
  end

  unless defined? @collection
    edit = "#{@doc_ele}/#{options[:edit].strip}"
    @at_name = edit[edit.rindex('/') + 1, edit.length]
    @edit_path = edit
    @collection = Hash.new
    @to_xml = options[:build]
  end
end

Instance Attribute Details

#collection ⇒ Object (readonly)

Returns the value of attribute collection.



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# File 'lib/net/netconf/jnpr/junos_config.rb', line 15

def collection
  @collection
end

#doc ⇒ Object (readonly)

Returns the value of attribute doc.



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# File 'lib/net/netconf/jnpr/junos_config.rb', line 14

def doc
  @doc
end

Instance Method Details

#<<(obj) ⇒ Object 



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# File 'lib/net/netconf/jnpr/junos_config.rb', line 40

def <<( obj )
  if defined? @collection
    @collection[obj[:name]] = obj
  elsif defined? @doc
    obj.build_xml( @doc )
  else
    # TBD:error
  end
end

#build_xml(ng_xml, &block) ⇒ Object 



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# File 'lib/net/netconf/jnpr/junos_config.rb', line 50

def build_xml( ng_xml, &block )
  at_ele = ng_xml.at( @edit_path )
  if at_ele.nil?
    # no xpath anchor point, so we need to create it
    at_ele = edit_path( ng_xml, @edit_path )
  end
  build_proc = (block_given?) ? block : @to_xml

  @collection.each do |k,v|
    with( at_ele ) do |e|
      build_proc.call( e, v )
    end
  end
end

#edit_path(ng_xml, xpath) ⇒ Object 



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# File 'lib/net/netconf/jnpr/junos_config.rb', line 65

def edit_path( ng_xml, xpath )
  # junos configuration always begins with
  # the 'configuration' element, so don't make
  # the user enter it all the time

  cfg_xpath = xpath
  dot = ng_xml.at( cfg_xpath )
  return dot if dot

  # we need to determine how much of the xpath
  # we need to create.  walk down the xpath
  # children to determine what exists and
  # what needs to be added

  xpath_a = cfg_xpath.split('/')
  need_a = []
  until xpath_a.empty? or dot
    need_a.unshift xpath_a.pop
    check_xpath = xpath_a.join('/')
    dot = ng_xml.at( check_xpath )
  end

  # start at the deepest level of what
  # actually exists and then start adding
  # the children that were missing

  dot = ng_xml.at(xpath_a.join('/'))
  need_a.each do |ele|
    dot = dot.add_child( Nokogiri::XML::Node.new( ele, ng_xml ))
  end
  return dot
end

#with(ng_xml, &block) ⇒ Object 



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# File 'lib/net/netconf/jnpr/junos_config.rb', line 98

def with( ng_xml, &block )
  Nokogiri::XML::Builder.with( ng_xml, &block )
end