Class: NotificationClass

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

Overview

Wrapper class to notify stakeholders

Instance Method Summary collapse

Instance Method Details

#notify(event_level:, event_message:, email_to: nil, email_from: nil, signature: nil, webhookurl: nil, subjecttype: nil) ⇒ Object 



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# File 'lib/miq_utilities/notification.rb', line 19

def notify(event_level:, event_message:, email_to: nil, email_from: nil, signature: nil, webhookurl: nil, subjecttype: nil)
  @logger = LoggingClass.new(self.class.to_s)
  request_or_vm = $evm.root.attributes['miq_provision_id'] || $evm.root.attributes['vm']
  user = $evm.root.attributes['userid']
  userid = $evm.root['user'].attributes['userid']
  message = "Request ID/VM Name:<#{request_or_vm}>\n User:<#{user}> ID:<#{userid}>\n" + event_message
  signature ||= 'ManageIQ'
  case event_level.upcase
  when 'INFO'
    send_slack_message(message: message, webhookurl: webhookurl)
  when 'WARN', 'WARNING'
    subject = 'ManageIQ Warning'
    send_slack_message(message: message, webhookurl: webhookurl)
    if $evm.nil?
      @logger.log(level: 'warn', message: 'The $evm object is null. Unable to send email notification.')
    else
      send_email(message: message, subject: subject, from_email: email_from, signature: signature, to_email: email_to)
    end
  when 'ERR', 'ERROR'
    subject = 'ManageIQ Error'
    send_slack_message(message: message, webhookurl: webhookurl)
    if $evm.nil?
      @logger.log(level: 'warn', message: 'The $evm object is null. Unable to send email or on-screen notifications.')
    else
      on_screen_message(level: event_level, message: message, type: subjecttype)
      send_email(message: message, subject: subject, from_email: email_from, signature: signature, to_email: email_to)
    end
  when 'NOTE'
    if $evm.nil?
      @logger.log(level: 'warn', message: 'The $evm object is null. Unable to send on-screen notification.')
    else
      on_screen_message(level: event_level, message: message, type: subjecttype)
    end
  end
rescue => err
  raise("<#{err}>")
end

#on_screen_message(level:, message:, subject: nil, type: nil) ⇒ Object 



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# File 'lib/miq_utilities/notification.rb', line 85

def on_screen_message(level:, message:, subject: nil, type: nil)
  if subject.nil?
    vm = $evm.root['vm']
    prov = $evm.root['miq_provision']
    subject ||= vm unless vm.nil?
    subject ||= prov.miq_request unless prov.nil?
    prov.message = message unless prov.nil?
  end

  levelvalid = %w[info warn error].any? { |msglevel| level.upcase.include? msglevel.to_s.upcase }
  level = 'info' unless levelvalid

  begin
    if type.nil?
      $evm.create_notification(level: level, subject: subject, message: message)
    else
      $evm.create_notification(type: type, subject: subject)
    end
  rescue => err
    raise("\n    Class:<#{self.class}>\n    Method:<#{__method__}>\n    Error:<#{err} - #{err.backtrace.join("\n")}>")
  end
end

#send_email(message:, subject:, from_email:, signature:, to_email: nil) ⇒ Object 



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# File 'lib/miq_utilities/notification.rb', line 57

def send_email(message:, subject:, from_email:, signature:, to_email: nil)
  if to_email.nil?
    user = $evm.root['user']
    to = user.attributes['email']
    # Look at the Event Type in the Current Object or in the Root Object
    event_type = $evm.object['event'] || $evm.root['event_type']
  end
  event_type ||= 'MIQ Event'
  to ||= to_email

  subject += " - #{event_type}"
  body = 'Hello, '
  body += message
  body += 'Thank you,'
  body += signature

  $evm.execute(:send_email, to, from_email, subject, body)
rescue => err
  raise("\n    Class:<#{self.class}>\n    Method:<#{__method__}>\n    Error:<#{err} - #{err.backtrace.join("\n")}>")
end

#send_slack_message(message:, webhookurl:) ⇒ Object 



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# File 'lib/miq_utilities/notification.rb', line 78

def send_slack_message(message:, webhookurl:)
  notifier = Slack::Notifier.new webhookurl
  notifier.ping message
rescue => err
  raise("\n    Class:<#{self.class}>\n    Method:<#{__method__}>\n    Error:<#{err} - #{err.backtrace.join("\n")}>")
end