require 'spec_helper'

describe 'nova::api' do

  let :pre_condition do
    "include nova
     class { '::nova::keystone::authtoken':
       password => 'passw0rd',
     }"
  end

  let :params do
    {}
  end

  shared_examples 'nova-api' do

    context 'with default parameters' do

      it { is_expected.to contain_class('nova::keystone::authtoken') }
      it { is_expected.to contain_class('cinder::client').that_notifies('Nova::Generic_service[api]') }

      it 'installs nova-api package and service' do
        is_expected.to contain_service('nova-api').with(
          :name      => platform_params[:nova_api_service],
          :ensure    => 'running',
          :hasstatus => true,
          :enable    => true,
          :tag       => 'nova-service',
        )
        is_expected.to contain_package('nova-api').with(
          :name   => platform_params[:nova_api_package],
          :ensure => 'present',
          :tag    => ['openstack', 'nova-package'],
        )
        is_expected.to contain_package('nova-api').that_requires('Anchor[nova::install::begin]')
        is_expected.to contain_package('nova-api').that_notifies('Anchor[nova::install::end]')
        is_expected.to_not contain_exec('validate_nova_api')
      end

      it 'enable metadata in evenlet configuration' do
        is_expected.to contain_nova_config('DEFAULT/enabled_apis').with_value('osapi_compute,metadata')
      end

      it { is_expected.to contain_nova_config('DEFAULT/instance_name_template').with_ensure('absent')}

      it 'configures various stuff' do
        is_expected.to contain_nova_config('wsgi/api_paste_config').with('value' => 'api-paste.ini')
        is_expected.to contain_nova_config('DEFAULT/osapi_compute_listen').with('value' => '0.0.0.0')
        is_expected.to contain_nova_config('DEFAULT/osapi_compute_listen_port').with('value' => '8774')
        is_expected.to contain_nova_config('DEFAULT/metadata_listen').with('value' => '0.0.0.0')
        is_expected.to contain_nova_config('DEFAULT/metadata_listen_port').with('value' => '8775')
        is_expected.to contain_nova_config('DEFAULT/osapi_volume_listen').with('value' => '0.0.0.0')
        is_expected.to contain_nova_config('DEFAULT/osapi_compute_workers').with('value' => '5')
        is_expected.to contain_nova_config('DEFAULT/metadata_workers').with('value' => '5')
        is_expected.to contain_nova_config('api/fping_path').with('value' => '/usr/sbin/fping')
        is_expected.to contain_oslo__middleware('nova_config').with(
          :enable_proxy_headers_parsing => '<SERVICE DEFAULT>',
        )
        is_expected.to contain_nova_config('api/metadata_cache_expiration').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/vendordata_jsonfile_path').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/vendordata_providers').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/vendordata_dynamic_targets').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/vendordata_dynamic_connect_timeout').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/vendordata_dynamic_read_timeout').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/vendordata_dynamic_failure_fatal').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/max_limit').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/compute_link_prefix').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/glance_link_prefix').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/hide_server_address_states').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/allow_instance_snapshots').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('DEFAULT/enable_network_quota').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('api/enable_instance_password').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('DEFAULT/password_length').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('DEFAULT/allow_resize_to_same_host').with('value' => false)
        is_expected.to contain_nova_config('vendordata_dynamic_auth/auth_type').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/auth_url').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/os_region_name').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/password').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/project_domain_name').with('value' => 'Default')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/project_name').with('value' => '<SERVICE DEFAULT>')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/user_domain_name').with('value' => 'Default')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/username').with('value' => '<SERVICE DEFAULT>')
      end

      it 'unconfigures neutron_metadata proxy' do
        is_expected.to contain_nova_config('neutron/service_metadata_proxy').with(:value => false)
        is_expected.to contain_nova_config('neutron/metadata_proxy_shared_secret').with(:ensure => 'absent')
      end

      it 'includes nova::pci' do
        is_expected.to contain_class('nova::pci')
        is_expected.to contain_nova_config('pci/alias').with(:value => '<SERVICE DEFAULT>')
      end
    end

    context 'with overridden parameters' do
      before do
        params.merge!({
          :enabled                                     => false,
          :ensure_package                              => '2012.1-2',
          :api_bind_address                            => '192.168.56.210',
          :metadata_listen                             => '127.0.0.1',
          :metadata_listen_port                        => 8875,
          :osapi_compute_listen_port                   => 8874,
          :use_forwarded_for                           => false,
          :ratelimits                                  => '(GET, "*", .*, 100, MINUTE);(POST, "*", .*, 200, MINUTE)',
          :neutron_metadata_proxy_shared_secret        => 'secrete',
          :osapi_compute_workers                       => 1,
          :metadata_workers                            => 2,
          :enable_proxy_headers_parsing                => true,
          :metadata_cache_expiration                   => 15,
          :vendordata_jsonfile_path                    => '/tmp',
          :vendordata_providers                        => ['StaticJSON', 'DynamicJSON'],
          :vendordata_dynamic_targets                  => ['join@http://127.0.0.1:9999/v1/'],
          :vendordata_dynamic_connect_timeout          => 30,
          :vendordata_dynamic_read_timeout             => 30,
          :vendordata_dynamic_failure_fatal            => false,
          :osapi_max_limit                             => 1000,
          :osapi_compute_link_prefix                   => 'https://10.0.0.1:7777/',
          :osapi_glance_link_prefix                    => 'https://10.0.0.1:6666/',
          :osapi_hide_server_address_states            => 'building',
          :allow_instance_snapshots                    => true,
          :enable_network_quota                        => false,
          :enable_instance_password                    => true,
          :password_length                             => 12,
          :allow_resize_to_same_host                   => true,
          :vendordata_dynamic_auth_auth_type           => 'password',
          :vendordata_dynamic_auth_auth_url            => 'http://127.0.0.1:5000',
          :vendordata_dynamic_auth_os_region_name      => 'RegionOne',
          :vendordata_dynamic_auth_password            => 'secrete',
          :vendordata_dynamic_auth_project_domain_name => 'Default',
          :vendordata_dynamic_auth_project_name        => 'project',
          :vendordata_dynamic_auth_user_domain_name    => 'Default',
          :vendordata_dynamic_auth_username            => 'user',
        })
      end

      it 'installs nova-api package and service' do
        is_expected.to contain_package('nova-api').with(
          :name   => platform_params[:nova_api_package],
          :ensure => '2012.1-2',
          :tag    => ['openstack', 'nova-package'],
        )
        is_expected.to contain_service('nova-api').with(
          :name      => platform_params[:nova_api_service],
          :ensure    => 'stopped',
          :hasstatus => true,
          :enable    => false,
          :tag       => 'nova-service',
        )
      end

      it 'configures various stuff' do
        is_expected.to contain_nova_config('DEFAULT/osapi_compute_listen').with('value' => '192.168.56.210')
        is_expected.to contain_nova_config('DEFAULT/osapi_compute_listen_port').with('value' => '8874')
        is_expected.to contain_nova_config('DEFAULT/metadata_listen').with('value' => '127.0.0.1')
        is_expected.to contain_nova_config('DEFAULT/metadata_listen_port').with('value' => '8875')
        is_expected.to contain_nova_config('DEFAULT/osapi_volume_listen').with('value' => '192.168.56.210')
        is_expected.to contain_nova_config('api/use_forwarded_for').with('value' => false)
        is_expected.to contain_nova_config('DEFAULT/osapi_compute_workers').with('value' => '1')
        is_expected.to contain_nova_config('DEFAULT/metadata_workers').with('value' => '2')
        is_expected.to contain_nova_config('api/metadata_cache_expiration').with('value' => '15')
        is_expected.to contain_nova_config('api/vendordata_jsonfile_path').with('value' => '/tmp')
        is_expected.to contain_nova_config('api/vendordata_providers').with('value' => 'StaticJSON,DynamicJSON')
        is_expected.to contain_nova_config('api/vendordata_dynamic_targets').with('value' => 'join@http://127.0.0.1:9999/v1/')
        is_expected.to contain_nova_config('api/vendordata_dynamic_connect_timeout').with('value' => '30')
        is_expected.to contain_nova_config('api/vendordata_dynamic_read_timeout').with('value' => '30')
        is_expected.to contain_nova_config('api/vendordata_dynamic_failure_fatal').with('value' => false)
        is_expected.to contain_nova_config('api/max_limit').with('value' => '1000')
        is_expected.to contain_nova_config('api/compute_link_prefix').with('value' => 'https://10.0.0.1:7777/')
        is_expected.to contain_nova_config('api/glance_link_prefix').with('value' => 'https://10.0.0.1:6666/')
        is_expected.to contain_nova_config('neutron/service_metadata_proxy').with('value' => true)
        is_expected.to contain_nova_config('neutron/metadata_proxy_shared_secret').with('value' => 'secrete').with_secret(true)
        is_expected.to contain_oslo__middleware('nova_config').with(
          :enable_proxy_headers_parsing => true,
        )
        is_expected.to contain_nova_config('api/hide_server_address_states').with('value' => 'building')
        is_expected.to contain_nova_config('api/allow_instance_snapshots').with('value' => true)
        is_expected.to contain_nova_config('DEFAULT/enable_network_quota').with('value' => false)
        is_expected.to contain_nova_config('api/enable_instance_password').with('value' => true)
        is_expected.to contain_nova_config('DEFAULT/password_length').with('value' => '12')
        is_expected.to contain_nova_config('DEFAULT/allow_resize_to_same_host').with('value' => true)
        is_expected.to contain_nova_config('vendordata_dynamic_auth/auth_type').with('value' => 'password')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/auth_url').with('value' => 'http://127.0.0.1:5000')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/os_region_name').with('value' => 'RegionOne')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/password').with('value' => 'secrete').with_secret(true)
        is_expected.to contain_nova_config('vendordata_dynamic_auth/project_domain_name').with('value' => 'Default')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/project_name').with('value' => 'project')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/user_domain_name').with('value' => 'Default')
        is_expected.to contain_nova_config('vendordata_dynamic_auth/username').with('value' => 'user')
      end
    end

    context 'with pci_alias array' do
      before do
        params.merge!({
          :pci_alias => [{
              "vendor_id"  => "8086",
              "product_id" => "0126",
              "name"       => "graphic_card"
            },
            {
              "vendor_id"  => "9096",
              "product_id" => "1520",
              "name"       => "network_card"
            }
          ]
        })
      end
      it 'configures nova pci_alias entries' do
        is_expected.to contain_class('nova::pci')
        is_expected.to contain_nova_config('pci/alias').with(
          'value' => ['{"vendor_id":"8086","product_id":"0126","name":"graphic_card"}','{"vendor_id":"9096","product_id":"1520","name":"network_card"}']
        )
      end
    end

    context 'with pci_alias JSON encoded string (deprecated)' do
      before do
        params.merge!({
          :pci_alias => "[{\"vendor_id\":\"8086\",\"product_id\":\"0126\",\"name\":\"graphic_card\"},{\"vendor_id\":\"9096\",\"product_id\":\"1520\",\"name\":\"network_card\"}]",
        })
      end
      it 'configures nova pci_alias entries' do
        is_expected.to contain_class('nova::pci')
        is_expected.to contain_nova_config('pci/alias').with(
          'value' => ['{"vendor_id":"8086","product_id":"0126","name":"graphic_card"}','{"vendor_id":"9096","product_id":"1520","name":"network_card"}']
        )
      end
    end

    context 'when pci_alias is empty' do
      before do
        params.merge!({
          :pci_alias => ""
        })
      end

      it 'clears pci_alias configuration' do
        is_expected.to contain_class('nova::pci')
        is_expected.to contain_nova_config('pci/alias').with(:value => '<SERVICE DEFAULT>')
      end
    end

    context 'while validating the service with default command' do
      before do
        params.merge!({
          :validate => true,
        })
      end
      it { is_expected.to contain_openstacklib__service_validation('nova-api').with(
        :command   => 'nova --os-auth-url http://127.0.0.1:5000/ --os-project-name services --os-username nova --os-password passw0rd flavor-list',
        :subscribe => 'Service[nova-api]',
      )}

    end

    context 'while validating the service with custom command' do
      before do
        params.merge!({
          :validate            => true,
          :validation_options  => { 'nova-api' => { 'command' => 'my-script' } }
        })
      end
      it { is_expected.to contain_openstacklib__service_validation('nova-api').with(
        :command   => 'my-script',
        :subscribe => 'Service[nova-api]',
      )}
    end

    context 'while not managing service state' do
      before do
        params.merge!({
          :enabled        => false,
          :manage_service => false,
        })
      end

      it { is_expected.to contain_service('nova-api').without_ensure }
    end

    context 'with default database parameters' do
      let :pre_condition do
        "include nova
         class { '::nova::keystone::authtoken':
           password => 'a_big_secret',
         }"
      end

      it { is_expected.to_not contain_nova_config('database/connection') }
      it { is_expected.to_not contain_nova_config('database/slave_connection') }
      it { is_expected.to_not contain_nova_config('api_database/connection') }
      it { is_expected.to_not contain_nova_config('api_database/slave_connection') }
      it { is_expected.to_not contain_nova_config('database/idle_timeout').with_value('<SERVICE DEFAULT>') }
    end

    context 'with overridden database parameters' do
      let :pre_condition do
        "class { 'nova':
           database_connection     => 'mysql://user:pass@db/db1',
           slave_connection        => 'mysql://user:pass@slave/db1',
           api_database_connection => 'mysql://user:pass@db/db2',
           api_slave_connection    => 'mysql://user:pass@slave/db2',
           database_idle_timeout   => '30',
         }
         class { '::nova::keystone::authtoken':
           password => 'passw0rd',
         }
        "
      end

      it { is_expected.to contain_nova_config('api_database/connection').with_value('mysql://user:pass@db/db2').with_secret(true) }
      it { is_expected.to contain_nova_config('api_database/slave_connection').with_value('mysql://user:pass@slave/db2').with_secret(true) }
      it { is_expected.to contain_oslo__db('nova_config').with(
        :connection       => 'mysql://user:pass@db/db1',
        :slave_connection => 'mysql://user:pass@slave/db1',
        :idle_timeout     => '30',
      )}
    end

    context 'with custom instance_name_template' do
      before do
        params.merge!({
          :instance_name_template => 'instance-%08x',
        })
      end
      it 'configures instance_name_template' do
        is_expected.to contain_nova_config('DEFAULT/instance_name_template').with_value('instance-%08x');
      end
    end

    context 'when running nova API in wsgi compute, and enabling metadata' do
      before do
        params.merge!({ :service_name => 'httpd' })
      end

      let :pre_condition do
        "include ::apache
         include ::nova
         class { '::nova::keystone::authtoken':
           password => 'a_big_secret',
         }"
      end

      it 'enable nova API service' do
        is_expected.to contain_service('nova-api').with(
          :ensure => 'running',
          :name   => platform_params[:nova_api_service],
          :enable => true,
          :tag    => 'nova-service',
        )
      end
      it 'enable metadata in evenlet configuration' do
        is_expected.to contain_nova_config('DEFAULT/enabled_apis').with_value('metadata')
      end
    end

    context 'when running nova API in wsgi for compute, and disabling metadata' do
      before do
        params.merge!({
          :service_name => 'httpd',
          :enabled_apis => ['osapi_compute'] })
      end

      let :pre_condition do
        "include ::apache
         include ::nova
         class { '::nova::keystone::authtoken':
           password => 'a_big_secret',
         }"
      end

      it 'disable nova API service' do
        is_expected.to contain_service('nova-api').with(
          :ensure => 'stopped',
          :name   => platform_params[:nova_api_service],
          :enable => false,
          :tag    => 'nova-service',
        )
      end
    end

    context 'when disabling cinder client installation' do
      before do
        params.merge!({ :install_cinder_client => false })
      end

      it { is_expected.to_not contain_class('cinder::client') }
    end


    context 'when service_name is not valid' do
      before do
        params.merge!({ :service_name   => 'foobar' })
      end

      let :pre_condition do
        "include ::apache
         include ::nova
         class { '::nova::keystone::authtoken':
           password => 'a_big_secret',
         }"
      end

      it_raises 'a Puppet::Error', /Invalid service_name/
    end

  end

  on_supported_os({
    :supported_os => OSDefaults.get_supported_os
  }).each do |os,facts|
    context "on #{os}" do
      let (:facts) do
        facts.merge!(OSDefaults.get_facts({ :os_workers => 5 }))
      end

      let (:platform_params) do
        case facts[:osfamily]
        when 'Debian'
          { :nova_api_package => 'nova-api',
            :nova_api_service => 'nova-api' }
        when 'RedHat'
          { :nova_api_package => 'openstack-nova-api',
            :nova_api_service => 'openstack-nova-api' }
        end
      end
      it_behaves_like 'nova-api'
    end
  end
end