#
# Copyright (C) 2014 eNovance SAS <licensing@enovance.com>
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
# Unit tests for cloud::orchestration::api class
#

require 'spec_helper'

describe 'cloud::orchestration::api' do

  shared_examples_for 'openstack orchestration api' do

    let :pre_condition do
      "class { 'cloud::orchestration':
        rabbit_hosts               => ['10.0.0.1'],
        rabbit_password            => 'secrete',
        ks_keystone_internal_host  => '10.0.0.1',
        ks_keystone_internal_port  => '5000',
        ks_keystone_internal_proto => 'http',
        ks_keystone_admin_host     => '10.0.0.1',
        ks_keystone_admin_port     => '5000',
        ks_keystone_admin_proto    => 'http',
        ks_heat_public_host        => '10.0.0.1',
        ks_heat_public_proto       => 'http',
        ks_heat_password           => 'secrete',
        heat_db_host               => '10.0.0.1',
        heat_db_user               => 'heat',
        heat_db_password           => 'secrete',
        verbose                    => true,
        log_facility               => 'LOG_LOCAL0',
        use_syslog                 => true,
        debug                      => true }"
    end

    let :params do
      { :ks_heat_internal_port            => '8004',
        :ks_heat_cfn_internal_port        => '8000',
        :ks_heat_cloudwatch_internal_port => '8003',
        :api_eth                          => '10.0.0.1' }
    end

    it 'configure heat common' do
      is_expected.to contain_class('heat').with(
          :verbose               => true,
          :debug                 => true,
          :log_facility          => 'LOG_LOCAL0',
          :use_syslog            => true,
          :rabbit_userid         => 'heat',
          :rabbit_hosts          => ['10.0.0.1'],
          :rabbit_password       => 'secrete',
          :keystone_host         => '10.0.0.1',
          :keystone_port         => '5000',
          :keystone_protocol     => 'http',
          :keystone_password     => 'secrete',
          :auth_uri              => 'http://10.0.0.1:5000/v2.0',
          :keystone_ec2_uri      => 'http://10.0.0.1:5000/v2.0/ec2tokens',
          :database_connection   => 'mysql://heat:secrete@10.0.0.1/heat?charset=utf8',
          :database_idle_timeout => '5000',
          :log_dir               => false
        )
    end

    it 'configure heat api' do
      is_expected.to contain_class('heat::api').with(
          :bind_host => '10.0.0.1',
          :bind_port => '8004',
          :workers   => '8'
        )
      is_expected.to contain_class('heat::api_cfn').with(
          :bind_host => '10.0.0.1',
          :bind_port => '8000',
          :workers   => '8'
        )
      is_expected.to contain_class('heat::api_cloudwatch').with(
          :bind_host => '10.0.0.1',
          :bind_port => '8003',
          :workers   => '8'
        )
    end

    it 'checks if Heat DB is populated' do
      is_expected.to contain_exec('heat_db_sync').with(
        :command => 'heat-manage --config-file /etc/heat/heat.conf db_sync',
        :user    => 'heat',
        :path    => '/usr/bin',
        :unless  => '/usr/bin/mysql heat -h 10.0.0.1 -u heat -psecrete -e "show tables" | /bin/grep Tables'
      )
    end

    context 'with default firewall enabled' do
      let :pre_condition do
        "class { 'cloud': manage_firewall => true }"
      end
      it 'configure heat api firewall rules' do
        is_expected.to contain_firewall('100 allow heat-api access').with(
          :port   => '8004',
          :proto  => 'tcp',
          :action => 'accept',
        )
        is_expected.to contain_firewall('100 allow heat-cfn access').with(
          :port   => '8000',
          :proto  => 'tcp',
          :action => 'accept',
        )
        is_expected.to contain_firewall('100 allow heat-cloudwatch access').with(
          :port   => '8003',
          :proto  => 'tcp',
          :action => 'accept',
        )
      end
    end

    context 'with custom firewall enabled' do
      let :pre_condition do
        "class { 'cloud': manage_firewall => true }"
      end
      before :each do
        params.merge!(:firewall_settings => { 'limit' => '50/sec' } )
      end
      it 'configure heat firewall rules with custom parameter' do
        is_expected.to contain_firewall('100 allow heat-api access').with(
          :port   => '8004',
          :proto  => 'tcp',
          :action => 'accept',
          :limit  => '50/sec',
        )
        is_expected.to contain_firewall('100 allow heat-cfn access').with(
          :port   => '8000',
          :proto  => 'tcp',
          :action => 'accept',
          :limit  => '50/sec',
        )
        is_expected.to contain_firewall('100 allow heat-cloudwatch access').with(
          :port   => '8003',
          :proto  => 'tcp',
          :action => 'accept',
          :limit  => '50/sec',
        )
      end
    end

  end

  context 'on Debian platforms' do
    let :facts do
      { :osfamily       => 'Debian',
        :processorcount => '8' }
    end

    it_configures 'openstack orchestration api'
  end

  context 'on RedHat platforms' do
    let :facts do
      { :osfamily       => 'RedHat',
        :processorcount => '8' }
    end

    it_configures 'openstack orchestration api'
  end

end