Class: Bosh::Gen::Generators::ErrandGenerator

Inherits:
Thor::Group
  • Object
show all
Includes:
Thor::Actions
Defined in:
lib/bosh/gen/generators/errand_generator.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.source_root ⇒ Object 



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# File 'lib/bosh/gen/generators/errand_generator.rb', line 12

def self.source_root
  File.join(File.dirname(__FILE__), "errand_generator", "templates")
end

Instance Method Details

#check_name ⇒ Object

Raises:

  • (Thor::Error) 


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# File 'lib/bosh/gen/generators/errand_generator.rb', line 22

def check_name
  raise Thor::Error.new("'#{job_name}' is not a valid BOSH id") unless job_name.bosh_valid_id?
end

#check_root_is_release ⇒ Object 



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# File 'lib/bosh/gen/generators/errand_generator.rb', line 16

def check_root_is_release
  unless File.exist?("jobs") && File.exist?("packages")
    raise Thor::Error.new("run inside a BOSH release project")
  end
end

#job_specification ⇒ Object 



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# File 'lib/bosh/gen/generators/errand_generator.rb', line 56

def job_specification
  config = { "name" => job_name, "packages" => dependencies, "templates" => @template_files }
  create_file job_dir("spec"), YAML.dump(config)
end

#readme ⇒ Object 



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# File 'lib/bosh/gen/generators/errand_generator.rb', line 61

def readme
  say_status "readme", "Add job to deploymemt manifest with lifecycle: errand"
end

#template_files ⇒ Object

copy the thor template files into the bosh release to be bosh templates that’s right, templates (.tt) can become templates (.erb)



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# File 'lib/bosh/gen/generators/errand_generator.rb', line 37

def template_files
  generator_job_templates_path = File.join(self.class.source_root, "jobs/%job_name%")
  directory "jobs/%job_name%", "jobs/#{job_name}"

  # build a hash of { 'bin/webapp_ctl.erb' => 'bin/webapp_ctl', ...} used in spec
  @template_files = {}
  FileUtils.chdir(File.join(generator_job_templates_path, "templates")) do
    `ls */*`.split("\n").each do |template_file|
      # clean up thor name convention
      template_file.gsub!("%job_name%", job_name)
      template_file.gsub!(".tt", "")
      # strip erb from target file
      target_template_file = template_file.gsub(/.erb/, '')

      @template_files[template_file] = target_template_file
    end
  end
end

#warn_missing_dependencies ⇒ Object 



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# File 'lib/bosh/gen/generators/errand_generator.rb', line 26

def warn_missing_dependencies
  dependencies.each do |d|
    raise Thor::Error.new("dependency '#{d}' is not a valid BOSH id") unless d.bosh_valid_id?
    unless File.exist?(File.join("packages", d))
      say_status "warning", "missing dependency '#{d}'", :yellow
    end
  end
end