Class: Lamma::CLI::Rollback

Inherits:
Object
  • Object
show all
Includes:
SharedHelpers
Defined in:
lib/lamma/cli/rollback.rb

Constant Summary

Constants included from SharedHelpers

SharedHelpers::DEFAULT_PROFILE

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from SharedHelpers

#ini_config, #ini_credentials, #region_or_raise, #search_conf_path

Constructor Details

#initialize(options, thor) ⇒ Rollback

Returns a new instance of Rollback.



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# File 'lib/lamma/cli/rollback.rb', line 14

def initialize(options, thor)
  @options = options
  @thor = thor
  @conf_path = search_conf_path(options['conf_path'] || Lamma::DEFAULT_CONF_PATH)
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/lamma/cli/rollback.rb', line 12

def options
  @options
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/lamma/cli/rollback.rb', line 12

def path
  @path
end

#thor ⇒ Object (readonly)

Returns the value of attribute thor.



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# File 'lib/lamma/cli/rollback.rb', line 12

def thor
  @thor
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/lamma/cli/rollback.rb', line 20

def run
  unless File.exist?(@conf_path)
    abort("Config file #{@conf_path} is missing.")
  end

  f = Lamma::Function.new(@conf_path)

  unless f.remote_exist?
    abort("Remote function #{f.name} doesn't seem to be exists. You have to create or deploy it first")
  end

  unless options['alias']
    abort("You can't rollback with alias (-a) option.")
  end

  a = Lamma::Alias.new(f, options['alias'])

  unless a.remote_exist?
    abort("Alias #{a.name} doesn't exist. You have to deploy the function first.")
  end

  la = Lamma::Alias.new(f, "#{options['alias']}_#{Lamma::LAST_DEPLOY_SUFFIX}")

  unless la.remote_exist?
    abort("Alias #{la.name} doesn't exist. You have to deploy the function first.")
  end

  v = a.remote_version
  lv = la.remote_version

  if v == lv
    abort("Aliases #{a.name} and #{la.name} indicates same version #{v}. Deploy it first?")
  end

  a.version = lv

  Lamma.logger.info("Updating alias configuration")
  a.update
end