# frozen_string_literal: true

require 'spec_helper'

# rubocop:disable RSpec/MultipleMemoizedHelpers
describe 'redis::sentinel' do
  on_supported_os.each do |os, facts|
    context "on #{os}" do
      let(:facts) { facts }
      let(:config_file_orig) do
        case facts[:os]['family']
        when 'Archlinux', 'Debian', 'Suse'
          '/etc/redis/redis-sentinel.conf.puppet'
        when 'FreeBSD'
          '/usr/local/etc/redis-sentinel.conf.puppet'
        when 'RedHat'
          if facts[:os]['release']['major'].to_i > 8
            '/etc/redis/sentinel.conf.puppet'
          else
            '/etc/redis-sentinel.conf.puppet'
          end
        end
      end

      let(:pidfile) do
        case facts[:os]['name']
        when 'Ubuntu'
          '/var/run/sentinel/redis-sentinel.pid'
        when 'Debian'
          '/run/sentinel/redis-sentinel.pid'
        else
          '/var/run/redis/redis-sentinel.pid'
        end
      end

      let(:redis_package_name) do
        'redis'
      end

      let(:sentinel_package_name) do
        if facts[:os]['family'] == 'Debian'
          'redis-sentinel'
        else
          'redis'
        end
      end

      describe 'without parameters' do
        let(:expected_content) do
          <<~CONFIG
            port 26379
            dir #{facts[:os]['family'] == 'Debian' ? '/var/lib/redis' : '/tmp'}
            daemonize #{facts[:os]['family'] == 'RedHat' ? 'no' : 'yes'}
            supervised auto
            pidfile #{pidfile}
            protected-mode yes

            sentinel monitor mymaster 127.0.0.1 6379 2
            sentinel down-after-milliseconds mymaster 30000
            sentinel parallel-syncs mymaster 1
            sentinel failover-timeout mymaster 180000

            loglevel notice
            logfile #{facts[:os]['family'] == 'Debian' ? '/var/log/redis/redis-sentinel.log' : '/var/log/redis/sentinel.log'}
          CONFIG
        end

        it { is_expected.to create_class('redis::sentinel') }

        it {
          is_expected.to contain_file(config_file_orig).
            with_ensure('file').
            with_mode('0644').
            with_owner('redis').
            with_content(expected_content)
        }

        it {
          is_expected.to contain_service('redis-sentinel').
            with_ensure('running').
            with_enable('true')
        }

        it { is_expected.to contain_package(sentinel_package_name).with_ensure('installed') }
      end

      describe 'with acls' do
        let(:params) do
          {
            acls: ['user readolny on nopass ~* resetchannels -@all +get'],
          }
        end

        it {
          is_expected.to contain_file(config_file_orig).
            with_content(%r{^user readolny on nopass ~\* resetchannels -@all \+get$})
        }
      end

      describe 'with custom parameters' do
        let(:pre_condition) do
          <<-PUPPET
          class { 'redis':
            package_ensure => 'latest',
          }
          PUPPET
        end

        let(:params) do
          {
            sentinel_tls_port: 26_380,
            auth_pass: 'password',
            sentinel_bind: '192.0.2.10',
            protected_mode: false,
            master_name: 'cow',
            down_after: 6000,
            working_dir: '/tmp/redis',
            log_file: '/tmp/barn-sentinel.log',
            failover_timeout: 28_000,
            notification_script: '/path/to/bar.sh',
            client_reconfig_script: '/path/to/foo.sh',
            package_ensure: 'latest',
            sentinel_announce_hostnames: 'yes',
            sentinel_resolve_hostnames: 'yes',
            sentinel_announce_ip: 'myhostnameOrIP',
            tls_cert_file: '/etc/pki/cert.pem',
            tls_key_file: '/etc/pki/privkey.pem',
            tls_ca_cert_file: '/etc/pki/cacert.pem',
            tls_ca_cert_dir: '/etc/pki/cacerts',
            tls_auth_clients: 'yes',
            tls_replication: true,
          }
        end

        let(:expected_content) do
          <<~CONFIG
            bind 192.0.2.10
            port 26379
            tls-port 26380
            dir /tmp/redis
            daemonize #{facts[:os]['family'] == 'RedHat' ? 'no' : 'yes'}
            supervised auto
            pidfile #{pidfile}
            protected-mode no

            sentinel announce-hostnames yes
            sentinel announce-ip myhostnameOrIP
            sentinel resolve-hostnames yes
            sentinel monitor cow 127.0.0.1 6379 2
            sentinel down-after-milliseconds cow 6000
            sentinel parallel-syncs cow 1
            sentinel failover-timeout cow 28000
            sentinel auth-pass cow password
            sentinel notification-script cow /path/to/bar.sh
            sentinel client-reconfig-script cow /path/to/foo.sh

            tls-cert-file /etc/pki/cert.pem
            tls-key-file /etc/pki/privkey.pem
            tls-ca-cert-file /etc/pki/cacert.pem
            tls-ca-cert-dir /etc/pki/cacerts
            tls-auth-clients yes
            tls-replication yes

            loglevel notice
            logfile /tmp/barn-sentinel.log
          CONFIG
        end

        it { is_expected.to compile.with_all_deps }
        it { is_expected.to create_class('redis::sentinel') }
        it { is_expected.to contain_file(config_file_orig).with_content(expected_content) }

        it { is_expected.to contain_package(sentinel_package_name).with_ensure('latest') }
      end

      describe 'with array sentinel bind' do
        let(:params) do
          {
            auth_pass: 'password',
            sentinel_bind: ['192.0.2.10', '192.168.1.1'],
            master_name: 'cow',
            down_after: 6000,
            working_dir: '/tmp/redis',
            log_file: '/tmp/barn-sentinel.log',
            failover_timeout: 28_000,
            notification_script: '/path/to/bar.sh',
            client_reconfig_script: '/path/to/foo.sh'
          }
        end

        let(:expected_content) do
          <<~CONFIG
            bind 192.0.2.10 192.168.1.1
            port 26379
            dir /tmp/redis
            daemonize #{facts[:os]['family'] == 'RedHat' ? 'no' : 'yes'}
            supervised auto
            pidfile #{pidfile}
            protected-mode yes

            sentinel monitor cow 127.0.0.1 6379 2
            sentinel down-after-milliseconds cow 6000
            sentinel parallel-syncs cow 1
            sentinel failover-timeout cow 28000
            sentinel auth-pass cow password
            sentinel notification-script cow /path/to/bar.sh
            sentinel client-reconfig-script cow /path/to/foo.sh

            loglevel notice
            logfile /tmp/barn-sentinel.log
          CONFIG
        end

        it { is_expected.to compile.with_all_deps }
        it { is_expected.to create_class('redis::sentinel') }
        it { is_expected.to contain_file(config_file_orig).with_content(expected_content) }
      end

      describe 'with package_ensure different from redis::package_ensure' do
        let(:pre_condition) do
          <<-PUPPET
          class { 'redis':
            package_ensure => 'installed',
          }
          PUPPET
        end

        let(:params) do
          {
            package_ensure: 'latest'
          }
        end

        let(:package_ensure) do
          if facts[:os]['family'] == 'Debian'
            'latest'
          else
            'installed'
          end
        end

        it { is_expected.to contain_package(sentinel_package_name).with_ensure(package_ensure) }
      end
    end
  end
end
# rubocop:enable RSpec/MultipleMemoizedHelpers