Class: CfnVpn::Templates::Lambdas

Inherits:
Object
  • Object
show all
Defined in:
lib/cfnvpn/templates/lambdas.rb

Class Method Summary collapse

Class Method Details

.package_lambda(name:, bucket:, func:, files:) ⇒ Object 



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
 
# File 'lib/cfnvpn/templates/lambdas.rb', line 10

def self.package_lambda(name:, bucket:, func:, files:)
  lambdas_dir = File.join(File.dirname(File.expand_path(__FILE__)), 'lambdas')
  FileUtils.mkdir_p(lambdas_dir)

  CfnVpn::Log.logger.debug "zipping lambda function #{func}"
  zipfile_name = "#{func}-#{SecureRandom.hex}.zip"
  zipfile_path = "#{CfnVpn.cfnvpn_path}/#{name}/lambdas"
  FileUtils.mkdir_p(zipfile_path)
  Zip::File.open("#{zipfile_path}/#{zipfile_name}", Zip::File::CREATE) do |zipfile|
    files.each do |file|
      file_path = lambdas_dir
      
      # this is to allow for shared library methods in a different lambda directory
      # so the files in the function lambda is in the root of the zip
      if file.include? func
        file_path = "#{file_path}/#{func}"
        file.gsub!("#{func}/", "")
      end

      zipfile.add(file, File.join(file_path, file))
    end
  end

  bucket = Aws::S3::Bucket.new(bucket)
  object = bucket.object("cfnvpn/lambdas/#{name}/#{zipfile_name}")
  CfnVpn::Log.logger.debug "uploading #{zipfile_name} to s3://#{bucket}/#{object.key}"
  object.upload_file("#{zipfile_path}/#{zipfile_name}")

  return object.key
end