Class: Awsum::Ec2::SecurityGroupParser

Inherits:
Parser show all
Defined in:
lib/awsum/ec2/parsers/security_group_parser.rb

Overview

:nodoc:

Instance Method Summary collapse

Methods inherited from Parser

#parse, #xmldecl

Constructor Details

#initialize(ec2) ⇒ SecurityGroupParser

Returns a new instance of SecurityGroupParser.



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# File 'lib/awsum/ec2/parsers/security_group_parser.rb', line 4

def initialize(ec2)
  @ec2 = ec2
  @security_groups = []
  @text = nil
  @stack = []
  @group_permissions = []
  @ip_permissions = []
end

Instance Method Details

#result ⇒ Object 



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# File 'lib/awsum/ec2/parsers/security_group_parser.rb', line 101

def result
  @security_groups
end

#tag_end(tag) ⇒ Object 



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# File 'lib/awsum/ec2/parsers/security_group_parser.rb', line 47

def tag_end(tag)
  case tag
    when 'DescribeSecurityGroupsResponse', 'requestId'
      #no-op
    when 'securityGroupInfo', 'ipPermissions', 'groups', 'ipRanges'
      @stack.pop
    when 'item'
      case @stack[-1]
        when 'securityGroupInfo'
          @security_groups << SecurityGroup.new(
                        @ec2,
                        @current['groupName'],
                        @current['groupDescription'],
                        @current['ownerId'],
                        @ip_permissions,
                        @group_permissions
                      )
          @text = ''
        when 'groups'
          @group_permissions << SecurityGroup::GroupPermission.new(
                        @permissions['ipProtocol'],
                        @permissions['fromPort'],
                        @permissions['toPort'],
                        @group_info['groupName'],
                        @group_info['userId']
                      )
        when 'ipRanges'
          @ip_permissions << SecurityGroup::IpPermission.new(
                        @permissions['ipProtocol'],
                        @permissions['fromPort'],
                        @permissions['toPort'],
                        @ip_info['cidrIp']
                      )
      end
    else
      unless @text.nil?
        text = @text.strip
        text = (text == '' ? nil : text)

        case @stack[-1]
          when 'securityGroupInfo'
            @current[tag] = text
          when 'ipPermissions'
            @permissions[tag] = text
          when 'groups'
            @group_info[tag] = text
          when 'ipRanges'
            @ip_info[tag] = text
        end
        @text = ''
      end
  end
end

#tag_start(tag, attributes) ⇒ Object 



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# File 'lib/awsum/ec2/parsers/security_group_parser.rb', line 13

def tag_start(tag, attributes)
  case tag
    when 'securityGroupInfo'
      @stack << 'securityGroupInfo'
    when 'ipPermissions'
      @stack << 'ipPermissions'
    when 'groups'
      @stack << 'groups'
    when 'ipRanges'
      @stack << 'ipRanges'
    when 'item'
      case @stack[-1]
        when 'securityGroupInfo'
          @current = {}
          @group_permissions = []
          @ip_permissions = []
          @text = ''
        when 'ipPermissions'
          @permissions = {}
          @text = ''
        when 'groups'
          @group_info = {}
          @text = ''
        when 'ipRanges'
          @ip_info = {}
          @text = ''
      end
  end
end

#text(text) ⇒ Object 



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# File 'lib/awsum/ec2/parsers/security_group_parser.rb', line 43

def text(text)
  @text << text unless @text.nil?
end