Class: HerokuRailsDeploy::Deployer

Inherits:
Object
  • Object
show all
Extended by:
PrivateAttr
Defined in:
lib/heroku_rails_deploy/deployer.rb

Defined Under Namespace

Classes: Options

Constant Summary collapse

PRODUCTION_BRANCH_REGEX = 
/\A((master)|(release\/.+)|(hotfix\/.+))\z/
PRODUCTION = 
'production'.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config_file, args) ⇒ Deployer

Returns a new instance of Deployer.



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# File 'lib/heroku_rails_deploy/deployer.rb', line 25

def initialize(config_file, args)
  raise "Missing config file #{config_file}" unless File.file?(config_file)
  @app_registry = YAML.load(File.read(config_file))
  @config_file = config_file
  @args = args
  @options = parse_options
end

Instance Attribute Details

#args ⇒ Object (readonly)

Returns the value of attribute args.



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# File 'lib/heroku_rails_deploy/deployer.rb', line 16

def args
  @args
end

#config_file ⇒ Object (readonly)

Returns the value of attribute config_file.



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# File 'lib/heroku_rails_deploy/deployer.rb', line 16

def config_file
  @config_file
end

Instance Method Details

#production? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/heroku_rails_deploy/deployer.rb', line 72

def production?
  options.try(:environment) == PRODUCTION
end

#run ⇒ Object 



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# File 'lib/heroku_rails_deploy/deployer.rb', line 33

def run
  return unless options

  app_name = app_registry.fetch(options.environment) do
    raise OptionParser::InvalidArgument.new("Invalid environment '#{options.environment}'. " \
      "Must be in #{app_registry.keys.join(', ')}")
  end

  raise 'Only master, release or hotfix branches can be deployed to production' if production? && !production_branch?(options.revision)

  no_uncommitted_changes!

  puts "Deploying to Heroku app #{app_name} for environment #{options.environment}"

  if !options.skip_avro_schemas && (production? || options.register_avro_schemas)
    puts 'Checking for pending Avro schemas'
    pending_schemas = list_pending_schemas(app_name)
    if pending_schemas.any?
      puts 'Registering Avro schemas'
      register_avro_schemas!(registry_url(app_name), pending_schemas)
    else
      puts 'No pending Avro schemas'
    end
  end

  puts 'Pushing code'
  push_code(app_name, options.revision)

  puts 'Checking for pending migrations'
  if pending_migrations?(app_name)
    puts 'Running migrations'
    run_migrations(app_name)
    puts 'Restarting dynos'
    restart_dynos(app_name)
  else
    puts 'No migrations required'
  end
end