Class: Middleman::Cli::CloudFrontCDN

Inherits:
BaseCDN
  • Object
show all
Defined in:
lib/middleman-cdn/cdns/cloudfront.rb

Constant Summary collapse

INVALIDATION_LIMIT = 
1000

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from BaseCDN

example_configuration, #say_status

Class Method Details

.example_configuration_elements ⇒ Object 



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# File 'lib/middleman-cdn/cdns/cloudfront.rb', line 14

def self.example_configuration_elements
  {
    access_key_id: ['"..."', "# default ENV['AWS_ACCESS_KEY_ID']"],
    secret_access_key: ['"..."', "# default ENV['AWS_SECRET_ACCESS_KEY']"],
    distribution_id: ['"..."', ""]
  }
end

.key ⇒ Object 



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# File 'lib/middleman-cdn/cdns/cloudfront.rb', line 10

def self.key
  "cloudfront"
end

Instance Method Details

#invalidate(options, files, all: false) ⇒ Object 



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# File 'lib/middleman-cdn/cdns/cloudfront.rb', line 22

def invalidate(options, files, all: false)
  options[:access_key_id] ||= ENV['AWS_ACCESS_KEY_ID']
  options[:secret_access_key] ||= ENV['AWS_SECRET_ACCESS_KEY']
  [:access_key_id, :secret_access_key, :distribution_id].each do |key|
    if options[key].blank?
      say_status(ANSI.red{ "Error: Configuration key cloudfront[:#{key}] is missing." })
      raise
    end
  end

  cloudfront = ::Fog::CDN.new({
    :provider               => 'AWS',
    :aws_access_key_id      => options[:access_key_id],
    :aws_secret_access_key  => options[:secret_access_key]
  })

  distribution = cloudfront.distributions.get(options[:distribution_id])

  if files.count <= INVALIDATION_LIMIT
    say_status("Invalidating #{files.count} files... ", newline: false)
    invalidation = distribution.invalidations.create(:paths => files)
    if invalidation.status != 'InProgress'
      say_status(ANSI.red{ ANSI.bold + "Invalidation status is #{invalidation.status}. Expected 'InProgress'." }, header: false)
      raise
    end
    say_status(ANSI.green{ "✔" }, header: false)
  else
    slices = files.each_slice(INVALIDATION_LIMIT)
    say_status("Invalidating #{files.count} files in #{slices.count} batch(es) ")
    slices.each_with_index do |slice, i|
      say_status("Invalidating batch #{i + 1}... ", newline: false)
      invalidation = distribution.invalidations.create(:paths => slice)
      invalidation.wait_for { ready? } unless i == slices.count - 1
      say_status(ANSI.green{ "✔" }, header: false)
    end
  end
  say_status("It might take 10 to 15 minutes until all files are invalidated.")
  say_status('Please check the AWS Management Console to see the status of the invalidation.')
end