Class: SmartNotify

Inherits:
Object
  • Object
show all
Defined in:
lib/smartnotify.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SmartNotify

Returns a new instance of SmartNotify.



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# File 'lib/smartnotify.rb', line 10

def initialize
  Logging.logger.root.appenders = Logging.appenders.stdout
  Logging.logger.root.level = :debug
  @log = Logging.logger['smartnotify']
end

Instance Attribute Details

#config ⇒ Object

Returns the value of attribute config.



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# File 'lib/smartnotify.rb', line 8

def config
  @config
end

Instance Method Details

#run(template, json, env = 'production', debug = false, dryrun = false) ⇒ Object 



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# File 'lib/smartnotify.rb', line 16

def run(template, json, env = 'production', debug = false, dryrun = false)

  # Ensure Options Provided
  if json.nil? || template.nil? || env.nil?
    @log.error 'Must provide template, JSON data, and environment name.'
    return false
  end

  # Load Configuration
  internal_config = YAML.load_file(File.join(__dir__, 'config/config.yml'))
  @log.info 'Loading SmartNotify config from:'
  @log.info " #{internal_config['external-config-path']}"

  external_config = nil
  begin
    external_config = YAML.load(open(internal_config['external-config-path']).read)
  rescue
    @log.error 'Unable to load and parse configuration.'
    @log.error 'Check that the file exists, and that it is valid YMAL.'
    return false
  end

  # Load Environment Configuration
  env = env.downcase

  @log.info ''
  @log.info "SmartNotify Environment: #{env}"

  config = external_config[env]
  if config.nil?
    @log.error 'Configuration does not contain configuration for specified environment.'
    return false
  end

  # Load Template Configuration
  template_config = config[template]
  if template_config.nil?
    @log.error "Template '#{template}' not found."
    return false
  end

  # Configure Development Flags
  config['global']['dryrun'] = dryrun


  # Load JSON
  begin
    template_data = JSON.parse(json)
  rescue JSON::ParserError => e
    puts 'ERROR: JSON provided is unable to be parsed.'
    return false
  end

  # Prepare Module Configuration
  module_config = Hash.new
  module_config[:config] = template_config
  module_config[:data] = template_data
  module_config[:global] = config['global']

  # Ensure Required Fields Present
  unless module_config[:config]['required_fields'].nil?
    module_config[:config]['required_fields'].each do |field|
      if module_config[:data][field].nil?
        @log.error "JSON provided is missing required field '#{field}'"
        return false
      end
    end
  end

  if module_config[:config]['module'] == 'rotation_emailer'
    require_relative 'modules/rotation_emailer/rotation_emailer'
  elsif module_config[:config]['module'] == 'slack_notifier'
    require_relative 'modules/slack_notifier/slack_notifier'
  else
    @log.error "'#{module_config[:config]['module']}' module does not exist."
    @log.error 'Ensure the correct module name is defined in the configuration.'
    return false
  end

  # Run Module
  NotificationModule.new(module_config).run
end