# ex: syntax=ruby ts=2 sw=2 si et
require 'spec_helper'

describe 'bind' do
  on_supported_os.each do |os, facts|
    context "on #{os}" do
      let (:facts) {facts}
      case facts[:os]['family']
        when 'Debian'
          expected_bind_pkg             = 'bind9'
          expected_bind_service         = 'bind9'
          expected_bind_chroot_pkg      = nil
          expected_bind_chroot_service  = nil
          expected_named_conf           = '/etc/bind/named.conf'
          expected_confdir              = '/etc/bind'
          expected_default_zones_include= '/etc/bind/named.conf.default-zones'
        when 'RedHat'
          expected_bind_pkg             = 'bind'
          expected_bind_service         = 'named'
          expected_bind_chroot_pkg      = 'bind-chroot'
          expected_bind_chroot_service  = 'named-chroot'
          expected_named_conf           = '/etc/named.conf'
          expected_confdir              = '/etc/named'
          expected_default_zones_include= '/etc/named.default-zones.conf'
      end
      context 'with defaults for all parameters' do
        it { is_expected.to contain_class('bind::defaults') }
        it { is_expected.to contain_class('bind::keydir') }
        it { is_expected.to contain_class('bind::updater') }
        it { is_expected.to contain_class('bind') }
        it { is_expected.to compile.with_all_deps }
        it do
          is_expected.to contain_package('bind').with({
            ensure: 'latest',
            name: expected_bind_pkg
          })
        end
        it { is_expected.to contain_file('/usr/local/bin/dnssec-init') }
        it do
          is_expected.to contain_bind__key('rndc-key').with(
            algorithm: 'hmac-md5',
            secret_bits: '512',
            keydir: expected_confdir,
            keyfile: 'rndc.key'
          )
        end
        it { is_expected.to contain_file('/usr/local/bin/rndc-helper') }

        it { is_expected.to contain_concat("#{expected_confdir}/acls.conf") }
        it { is_expected.to contain_concat("#{expected_confdir}/keys.conf") }
        it { is_expected.to contain_concat("#{expected_confdir}/views.conf") }
        it { is_expected.to contain_concat("#{expected_confdir}/servers.conf") }
        it { is_expected.to contain_concat("#{expected_confdir}/logging.conf") }
        it { is_expected.to contain_concat("#{expected_confdir}/view-mappings.txt") }
        it { is_expected.to contain_concat("#{expected_confdir}/domain-mappings.txt") }

        it do
          is_expected.to contain_concat__fragment('bind-logging-header').with(
            order: '00-header',
            target: "#{expected_confdir}/logging.conf",
            content: "logging {\n"
          )
        end
        it do
          is_expected.to contain_concat__fragment('bind-logging-footer').with(
            order: '99-footer',
            target: "#{expected_confdir}/logging.conf",
            content: "};\n"
          )
        end
        it { is_expected.to contain_file(expected_named_conf).that_requires('Package[bind]') }
        it { is_expected.to contain_file(expected_named_conf).that_notifies('Service[bind]') }
        it do
          is_expected.to contain_file(expected_named_conf)
            .with_content(/^options {$/)
            .without_content(/^\s+tkey-gssapi-credential/)
        end
        it do
          is_expected.to contain_service('bind').with({
            ensure: 'running',
            name: expected_bind_service
          })
        end
        case facts[:os]['family']
        when 'RedHat'
          it { is_expected.to contain_file(expected_default_zones_include) }
          it { is_expected.not_to contain_service('bind-no-chroot') }
        when 'Debian'
          it { is_expected.not_to contain_file(expected_default_zones_include) }
        end
      end
      context 'with chroot enabled' do
        let(:params) do
          {
            chroot: true,
            default_zones_include: '/etc/named/default-zones.conf'
          }
        end
        if not (facts[:os]['name'] == 'CentOS' && facts[:os]['release']['major'] == '7')
          it { is_expected.to compile.and_raise_error(/Chroot for bind is not supported on your OS/) }
        else
          it { is_expected.to compile.with_all_deps }
          it { is_expected.to contain_class('bind::defaults') }
          it { is_expected.to contain_class('bind::keydir') }
          it { is_expected.to contain_class('bind::updater') }
          it { is_expected.to contain_class('bind') }
          it { is_expected.to compile.with_all_deps }
          it do
            is_expected.to contain_package('bind').with({
              ensure: 'latest',
              name: expected_bind_chroot_pkg
            })
          end
          it { is_expected.to contain_file('/usr/local/bin/dnssec-init') }
          it do
            is_expected.to contain_bind__key('rndc-key').with(
              algorithm: 'hmac-md5',
              secret_bits: '512',
              keydir: expected_confdir,
              keyfile: 'rndc.key'
            )
          end
          it { is_expected.to contain_file('/usr/local/bin/rndc-helper') }

          case facts[:os]['family']
          when 'RedHat'
            it { is_expected.to contain_file('/etc/named/default-zones.conf') }
          when 'Debian'
            it { is_expected.not_to contain_file(expected_default_zones_include) }
          end

          it { is_expected.to contain_concat("#{expected_confdir}/acls.conf") }
          it { is_expected.to contain_concat("#{expected_confdir}/keys.conf") }
          it { is_expected.to contain_concat("#{expected_confdir}/views.conf") }
          it { is_expected.to contain_concat("#{expected_confdir}/servers.conf") }
          it { is_expected.to contain_concat("#{expected_confdir}/logging.conf") }
          it { is_expected.to contain_concat("#{expected_confdir}/view-mappings.txt") }
          it { is_expected.to contain_concat("#{expected_confdir}/domain-mappings.txt") }

          it do
            is_expected.to contain_concat__fragment('bind-logging-header').with(
              order: '00-header',
              target: "#{expected_confdir}/logging.conf",
              content: "logging {\n"
            )
          end
          it do
            is_expected.to contain_concat__fragment('bind-logging-footer').with(
              order: '99-footer',
              target: "#{expected_confdir}/logging.conf",
              content: "};\n"
            )
          end
          it { is_expected.to contain_file(expected_named_conf).that_requires('Package[bind]') }
          it { is_expected.to contain_file(expected_named_conf).that_notifies('Service[bind]') }
          it do
            is_expected.to contain_service('bind-no-chroot').with({
              ensure: 'stopped',
              enable: false,
              name: expected_bind_service
            })
          end
          it do
            is_expected.to contain_service('bind').with({
              ensure: 'running',
              enable: true,
              name: expected_bind_chroot_service
            })
          end
        end
      end
      context 'with tkey-* parameters' do
        let(:params) do
          {
            tkey_gssapi_credential: 'DNS/ds01.foobar.com',
            tkey_domain: 'foobar.com'
          }
        end
        it do
          is_expected.to contain_file(expected_named_conf)
            .with_content(/^options {$/)
            .with_content(%r{^\s+tkey-gssapi-credential "DNS/ds01.foobar.com";$})
            .with_content(%r{^\s+tkey-domain "foobar.com";$})
        end
      end
    end
  end
end