Module: Construqt::Flavour::Ubuntu::Dns

Defined in:
lib/construqt/flavour/ubuntu/flavour_ubuntu_dns.rb

Class Method Summary collapse

Class Method Details

.build_config(host) ⇒ Object 



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# File 'lib/construqt/flavour/ubuntu/flavour_ubuntu_dns.rb', line 40

def self.build_config(host)
  forward = {}
  reverse = {}
  host.region.network.addresses.all.each do |address|
    next unless address
    next if address.ips.empty?
    unless address.name!
      Construqt.logger.warn "unreference address #{address.ips.map{|i| i.to_string}}"
      next
    end
    name = host.region.network.fqdn(address.name!)
    domain = host.region.network.domain
    forward[domain] ||= []
    address.ips.each do |ip|
      next if ip.to_i == ip.network.to_i && ((ip.ipv6? && ip.prefix < 128) || (ip.ipv4? && ip.prefix < 32))
      forward[domain] << "#{"%-42s" % "#{name}."} 3600 IN #{ip.ipv4? ? 'A' : 'AAAA'} #{ip.to_s}"
      if ip.ipv4?
        forward[domain] << "#{"ipv4-%-37s" % "#{name}."} 3600 IN A    #{ip.to_s}"
      end

      if ip.ipv6?
        forward[domain] << "#{"ipv6-%-37s" % "#{name}."} 3600 IN AAAA #{ip.to_s}"
      end

      network = host.region.network.to_network(ip.network)
      reverse[network] ||= {}
      reverse[network][ip.reverse.to_s] ||= "#{ip.reverse} 3600 IN PTR #{name}."
    end
  end

  include = {}
  forward.each do |domain, lines|
    include[domain] = "/etc/bind/tables/#{domain}.forward"
    host.result.add(self, write_header(host.region, domain), Construqt::Resources::Rights.root_0644(Construqt::Resources::Component::DNS), "etc/bind/tables", "#{domain}.forward")
    host.result.add(self, lines.sort.join("\n"), Construqt::Resources::Rights.root_0644(Construqt::Resources::Component::DNS), "etc/bind/tables", "#{domain}.forward")
  end

  reverse.each do |domain, lines|
    include[domain.rev_domains.first] = "/etc/bind/tables/#{domain}.reverse"
    host.result.add(self, write_header(host.region, domain.rev_domains.first), Construqt::Resources::Rights.root_0644(Construqt::Resources::Component::DNS), "etc/bind/tables", "#{domain.to_s}.reverse")
    host.result.add(self, lines.values.sort.join("\n"), Construqt::Resources::Rights.root_0644(Construqt::Resources::Component::DNS), "etc/bind/tables", "#{domain.to_s}.reverse")
  end

  include.each do |domain,path|
    host.result.add(self, <<DNS, Construqt::Resources::Rights.root_0644(Construqt::Resources::Component::DNS), "etc/bind/named.conf.local")
zone "#{domain.to_s}" {
type master;
file "#{path}";
notify yes;
allow-query { any; };
};
DNS
  end
end

.write_header(region, domain) ⇒ Object 



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# File 'lib/construqt/flavour/ubuntu/flavour_ubuntu_dns.rb', line 7

def self.write_header(region, domain)
  ret = [<<OUT]
; this is a generated file do not edit!!!!!
; for #{domain.to_s}
$TTL 86400      ; 1 day
#{domain}. IN SOA ns.#{region.network.domain}. #{region.network.contact}. (
#{Time.now.to_i} ; serial
10000      ; refresh (2 hours 46 minutes 40 seconds)
3600       ; retry (1 hour)
604800     ; expire (1 week)
28800      ; minimum (8 hours)
)
OUT
  region.hosts.get_hosts.each do |host|
    next unless host.delegate.dns_server
    plain_adr = region.network.addresses.all.find{|i| i.name! == host.name }
    unless plain_adr
      plain_adr = host.id.first_ipv6
    end

    binding.pry unless plain_adr.name

    ret << "#{domain}. 3600 IN NS #{region.network.fqdn(plain_adr.name)}."
    #if (domain == Addresses.domain)
    #  ret << "#{host.id.first_ipv6.fqdn}.  3600 IN A #{host.id.first_ipv4}" if host.id.first_ipv4
    #  ret << "#{host.id.first_ipv6.fqdn}.  3600 IN AAAA #{host.id.first_ipv6}" if host.id.first_ipv6
    #end
  end

  ret << ""
  ret.join("\n")
end