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Current File : //opt/puppetlabs/puppet/lib/ruby/vendor_ruby/puppet/provider/ldap.rb

require 'puppet/provider'

# The base class for LDAP providers.
class Puppet::Provider::Ldap < Puppet::Provider
  require 'puppet/util/ldap/manager'

  class << self
    attr_reader :manager
  end

  # Look up all instances at our location.  Yay.
  def self.instances
    list = manager.search
    return [] unless list

    list.collect { |entry| new(entry) }
  end

  # Specify the ldap manager for this provider, which is
  # used to figure out how we actually interact with ldap.
  def self.manages(*args)
    @manager = Puppet::Util::Ldap::Manager.new
    @manager.manages(*args)

    # Set up our getter/setter methods.
    mk_resource_methods
    @manager
  end

  # Query all of our resources from ldap.
  def self.prefetch(resources)
    resources.each do |name, resource|
      result = manager.find(name)
      if result
        result[:ensure] = :present
        resource.provider = new(result)
      else
        resource.provider = new(:ensure => :absent)
      end
    end
  end

  def manager
    self.class.manager
  end

  def create
    @property_hash[:ensure] = :present
    self.class.resource_type.validproperties.each do |property|
      val = resource.should(property)
      if val
        if property.to_s == 'gid'
          self.gid = val
        else
          @property_hash[property] = val
        end
      end
    end
  end

  def delete
    @property_hash[:ensure] = :absent
  end

  def exists?
    @property_hash[:ensure] != :absent
  end

  # Apply our changes to ldap, yo.
  def flush
    # Just call the manager's update() method.
    @property_hash.delete(:groups)
    @ldap_properties.delete(:groups)
    manager.update(name, ldap_properties, properties)
    @property_hash.clear
    @ldap_properties.clear
  end

  def initialize(*args)
    raise(Puppet::DevError, _("No LDAP Configuration defined for %{class_name}") % { class_name: self.class }) unless self.class.manager
    raise(Puppet::DevError, _("Invalid LDAP Configuration defined for %{class_name}") % { class_name: self.class }) unless self.class.manager.valid?
    super

    @property_hash = @property_hash.inject({}) do |result, ary|
      param, values = ary

      # Skip any attributes we don't manage.
      next result unless self.class.resource_type.valid_parameter?(param)

      paramclass = self.class.resource_type.attrclass(param)

      unless values.is_a?(Array)
        result[param] = values
        next result
      end

      # Only use the first value if the attribute class doesn't manage
      # arrays of values.
      if paramclass.superclass == Puppet::Parameter or paramclass.array_matching == :first
        result[param] = values[0]
      else
        result[param] = values
      end
      result
    end

    # Make a duplicate, so that we have a copy for comparison
    # at the end.
    @ldap_properties = @property_hash.dup
  end

  # Return the current state of ldap.
  def ldap_properties
    @ldap_properties.dup
  end

  # Return (and look up if necessary) the desired state.
  def properties
    if @property_hash.empty?
      @property_hash = query || {:ensure => :absent}
      @property_hash[:ensure] = :absent if @property_hash.empty?
    end
    @property_hash.dup
  end

  # Collect the current attributes from ldap.  Returns
  # the results, but also stores the attributes locally,
  # so we have something to compare against when we update.
  # LAK:NOTE This is normally not used, because we rely on prefetching.
  def query
    # Use the module function.
    attributes = manager.find(name)
    unless attributes
      @ldap_properties = {}
      return nil
    end

    @ldap_properties = attributes
    @ldap_properties.dup
  end
end

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