Class: Construqt::Flavour::Ubuntu::Bgp

Inherits:
OpenStruct
  • Object
show all
Defined in:
lib/construqt/flavour/ubuntu/flavour_ubuntu_bgp.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cfg) ⇒ Bgp

Returns a new instance of Bgp.



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# File 'lib/construqt/flavour/ubuntu/flavour_ubuntu_bgp.rb', line 6

def initialize(cfg)
  super(cfg)
end

Class Method Details

.header(host) ⇒ Object 



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# File 'lib/construqt/flavour/ubuntu/flavour_ubuntu_bgp.rb', line 10

def self.header(host)
  return if host.bgps.empty?
  # binding.pry
  bird_v4 = self.header_bird(host, OpenStruct.new(:net_clazz => lambda {|o|
    (o.kind_of?(IPAddress::IPv4)||o.kind_of?(Construqt::Addresses::CqIpAddress)) && o.ipv4?
  },
                                                  :filter => lambda {|ip| ip.ipv4? }))
  host.result.add(self, bird_v4, Construqt::Resources::Rights.root_0644(Construqt::Resources::Component::BGP), "etc", "bird", "bird.conf")
  bird_v6 = self.header_bird(host, OpenStruct.new(:net_clazz => lambda {|o|
    (o.kind_of?(IPAddress::IPv6)||o.kind_of?(Construqt::Addresses::CqIpAddress)) && o.ipv6?
  },
                                                  :filter => lambda {|ip| ip.ipv6? }))
  host.result.add(self, bird_v6, Construqt::Resources::Rights.root_0644(Construqt::Resources::Component::BGP), "etc", "bird", "bird6.conf")
end

.header_bird(host, mode) ⇒ Object 



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# File 'lib/construqt/flavour/ubuntu/flavour_ubuntu_bgp.rb', line 25

def self.header_bird(host, mode)
  #binding.pry
  ret = <<BGP
log syslog { debug, trace, info, remote, warning, error, auth, fatal, bug };
router id #{host.id.first_ipv4.first_ipv4.to_s};
protocol device {
}
protocol direct {
}
protocol kernel {
learn;
persist;                # Don't remove routes on bird shutdown
scan time 20;           # Scan kernel routing table every 20 seconds
export all;             # Default is export none
}
protocol static {
}

BGP
  Bgps.filters.each do |filter|
    ret = ret + "filter filter_#{filter.name} {\n"
    filter.list.each do |rule|
      nets = rule['network']
      if nets.kind_of?(String)
        #binding.pry
        nets = Construqt::Tags.find(nets, mode.net_clazz)
        #            puts ">>>>>>>>>> #{nets.map{|i| i.class.name}}"
        nets = IPAddress::summarize(nets)
      else
        nets = nets.ips
      end

      nets.each do |ip|
        next unless mode.filter.call(ip)
        ip_str = ip.to_string
        if rule['addr_sub_prefix']
          ip_str = "#{ip.to_string}{#{ip.prefix},#{ip.ipv4? ? 32 : 128}}"
        elsif rule['prefix_length']
          ip_str = "#{ip.to_string}{#{rule['prefix_length'].first},#{rule['prefix_length'].last}}"
        end

        ret = ret + "  if net ~ [ #{ip_str} ] then { print \"#{rule['rule']}:\",net; #{rule['rule']}; }\n"
      end
    end

    ret = ret + "}\n\n"
  end

  ret
end

Instance Method Details

#build_bird6_conf ⇒ Object 



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# File 'lib/construqt/flavour/ubuntu/flavour_ubuntu_bgp.rb', line 94

def build_bird6_conf
  #      binding.pry
  if self.my.address.first_ipv6 && self.other.my.address.first_ipv6
    self.my.host.result.add(self, <<BGP, Construqt::Resources::Rights.root_0644(Construqt::Resources::Component::BGP), "etc", "bird", "bird6.conf")
protocol bgp #{Util.clean_bgp(self.my.host.name)}_#{Util.clean_bgp(self.other.host.name)} {
description "#{self.my.host.name} <=> #{self.other.host.name}";
direct;
next hop self;
    #{self.as == self.other.as ? '' : '#'}rr client;
local as #{self.as.num};
neighbor #{self.other.my.address.first_ipv6}  as #{self.other.as.num};
password "#{Util.password(self.cfg.password)}";
import #{self.filter['in'] ? "filter filter_"+self.filter['in'].name : "all"};
export #{self.filter['out'] ? "filter filter_"+self.filter['out'].name : "all"};
}
BGP
  end
end

#build_bird_conf ⇒ Object 



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# File 'lib/construqt/flavour/ubuntu/flavour_ubuntu_bgp.rb', line 76

def build_bird_conf
  if self.my.address.first_ipv4 && self.other.my.address.first_ipv4
    self.my.host.result.add(self, <<BGP, Construqt::Resources::Rights.root_0644(Construqt::Resources::Component::BGP), "etc", "bird", "bird.conf")
protocol bgp #{Util.clean_bgp(self.my.host.name)}_#{Util.clean_bgp(self.other.host.name)} {
description "#{self.my.host.name} <=> #{self.other.host.name}";
direct;
next hop self;
    #{self.as == self.other.as ? '' : '#'}rr client;
local #{self.my.address.first_ipv4} as #{self.as.num};
neighbor #{self.other.my.address.first_ipv4}  as #{self.other.as.num};
password "#{Util.password(self.cfg.password)}";
import #{self.filter['in'] ? "filter filter_"+self.filter['in'].name : "all"};
export #{self.filter['out'] ? "filter filter_"+self.filter['out'].name : "all"};
}
BGP
  end
end

#build_config(unused, unused1) ⇒ Object 



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# File 'lib/construqt/flavour/ubuntu/flavour_ubuntu_bgp.rb', line 113

def build_config(unused, unused1)
  # binding.pry
  build_bird_conf
  build_bird6_conf
end