Class: BeanstalkTemplate

Inherits:
Object
  • Object
show all
Defined in:
lib/gantree/cfn/beanstalk.rb

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ BeanstalkTemplate

Returns a new instance of BeanstalkTemplate.



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# File 'lib/gantree/cfn/beanstalk.rb', line 3

def initialize params
  @stack_name = params[:stack_name]
  @docker_version = params[:solution] 
  @size = params[:instance_size]
  @rds = params[:rds]
  @env = params[:env]
  @domain = params[:domain]
  @requirements = params[:requirements]
  @rds_enabled = params[:rds?]
  @env_type = params[:env_type]
end

Instance Method Details

#beanstalk_parmaters ⇒ Object 



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# File 'lib/gantree/cfn/beanstalk.rb', line 42

def beanstalk_parmaters
  "parameter 'KeyName',
              :Description => 'The Key Pair to launch instances with',
              :Type => 'String',
              :Default => 'default'

    parameter 'InstanceSecurityGroup',
              :Type => 'String'

    parameter 'InstanceType',
              :Description => 'EC2 Instance Type',
              :Type => 'String',
              :Default => '#{@size}'

    parameter 'ApplicationName',
              :Description => 'The name of the Elastic Beanstalk Application',
              :Type => 'String',
              :Default =>  '#{@stack_name}'

    parameter 'Environment',
              :Type => 'String',
              :Default => '#{@env_type}'

    parameter 'IamInstanceProfile',
              :Type => 'String',
              :Default => 'EbApp'

    #{"parameter 'RDSHostURLPass', :Type => 'String'" if @rds_enabled }"

end

#configuration_template ⇒ Object 



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# File 'lib/gantree/cfn/beanstalk.rb', line 73

def configuration_template
  "resource 'ConfigurationTemplate', :Type => 'AWS::ElasticBeanstalk::ConfigurationTemplate', :Properties => {
      :ApplicationName => ref('Application'),
      :SolutionStackName => '#{@docker_version}',
      :Description => 'Default Configuration Version #{@docker_version} - with SSH access',
      :OptionSettings => [
          {
              :Namespace => 'aws:elasticbeanstalk:application:environment',
              :OptionName => 'AWS_REGION',
              :Value => aws_region,
          },
          {
              :Namespace => 'aws:autoscaling:launchconfiguration',
              :OptionName => 'EC2KeyName',
              :Value => ref('KeyName'),
          },
          {
              :Namespace => 'aws:autoscaling:launchconfiguration',
              :OptionName => 'IamInstanceProfile',
              :Value => ref('IamInstanceProfile'),
          },
          {
              :Namespace => 'aws:autoscaling:launchconfiguration',
              :OptionName => 'InstanceType',
              :Value => ref('InstanceType'),
          },
          {
              :Namespace => 'aws:autoscaling:launchconfiguration',
              :OptionName => 'SecurityGroups',
              :Value => join(',', join('-', '#{@env_type}', 'br'), ref('InstanceSecurityGroup')),
          },
          { :Namespace => 'aws:autoscaling:updatepolicy:rollingupdate', :OptionName => 'RollingUpdateEnabled', :Value => 'true' },
          { :Namespace => 'aws:autoscaling:updatepolicy:rollingupdate', :OptionName => 'MaxBatchSize', :Value => '1' },
          { :Namespace => 'aws:autoscaling:updatepolicy:rollingupdate', :OptionName => 'MinInstancesInService', :Value => '2' },
          { :Namespace => 'aws:elasticbeanstalk:hostmanager', :OptionName => 'LogPublicationControl', :Value => 'true' },
          #{set_rds_parameters if @rds_enabled }
      ],
  }"
end

#create ⇒ Object 



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# File 'lib/gantree/cfn/beanstalk.rb', line 15

def create
  "#{@requirements}
  template do

    value :AWSTemplateFormatVersion => '2010-09-09'

    value :Description => '#{@stack_name} Service Parent Template (2014-08-15)'

    #{beanstalk_parmaters}

    resource 'Application', :Type => 'AWS::ElasticBeanstalk::Application', :Properties => {
        :Description => '#{@stack_name}',
        :ApplicationName => '#{@stack_name}',
    }

    #{configuration_template}

    #{resources}

    output 'URL',
           :Description => 'URL of the AWS Elastic Beanstalk Environment',
           :Value => join('', 'http://', get_att('EbEnvironment', 'EndpointURL'))

  end.exec!
  "
end

#resources ⇒ Object 



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# File 'lib/gantree/cfn/beanstalk.rb', line 113

def resources
  "resource 'EbEnvironment', :Type => 'AWS::ElasticBeanstalk::Environment', :Properties => {
      :ApplicationName => '#{@stack_name}',
      :EnvironmentName => '#{@env}',
      :Description => 'Default Environment',
      :TemplateName => ref('ConfigurationTemplate'),
      :OptionSettings => [],
  }

  resource 'HostRecord', :Type => 'AWS::Route53::RecordSet', :Properties => {
      :Comment => 'DNS name for my stack',
      :HostedZoneName => '#{@domain}',
      :Name => join('.', '#{@stack_name}', '#{@domain}'),
      :ResourceRecords => [ get_att('EbEnvironment', 'EndpointURL') ],
      :TTL => '60',
      :Type => 'CNAME',
  }"
end

#set_rds_parameters ⇒ Object 



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# File 'lib/gantree/cfn/beanstalk.rb', line 131

def set_rds_parameters
  "{
    :Namespace => 'aws:elasticbeanstalk:application:environment',
    :OptionName => 'DB_HostURL',
    :Value => ref('RDSHostURLPass'),
  },"
end