Module: IcingaCertService::Templates

Included in:
Client
Defined in:
lib/cert-service/templates.rb

Overview

Client Class to create on-the-fly a certificate to connect automaticly as satellite to an icinga2-master

Instance Method Summary collapse

Instance Method Details

#write_template(params) ⇒ Object

write files based on a template

Examples:

write_template(
  template: 'templates/zones.d/endpoint.conf.erb',
  destination_file: file_name,
  environment: {
    host: host
  }
)

Parameters:

  • params (Hash, #read)

Options Hash (params):

  • :template (String)
  • :destination_file (String)
  • :environment (Hash) 


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# File 'lib/cert-service/templates.rb', line 25

def write_template(params)

  template         = validate( params, required: true, var: 'template', type: String )
  destination_file = validate( params, required: true, var: 'destination_file', type: String )
  environment      = validate( params, required: true, var: 'environment', type: Hash )

  template = format( '%s/%s', @base_directory, template )

  return { status: 500, message: "template '#{template}' not found." } if( ! File.exist?(template) )

  begin
    template = ERB.new File.new(template).read
    date     = Time.now
    template = template.result( binding )

    begin
      logger.debug( "write to file: #{destination_file}" )
      file = File.open(destination_file, 'a')
      file.write(template)
    rescue => error
      logger.error(error.to_s)
      { status: 500, message: error.to_s }
    ensure
      file.close unless file.nil?
    end
  rescue => error
    logger.error(error.to_s)
    logger.debug( error.backtrace.join("\n") )

    { status: 500, message: error.to_s }
  end

  { status: 200, message: format('file \'%s\' has been created', destination_file) }

end