ManageIQ/manageiq-content

#
# Description: This method is used to send Email Alerts based on EVM Server
#

def buildDetails(miq_server)
  # Build options Hash
  options = {}

  options[:object] = "EVM Server - #{miq_server.name}"

  # Set alert to alert description
  options[:alert] = $evm.root['miq_alert_description']

  # Get signature from model unless specified below
  signature = nil
  signature ||= $evm.object['signature']

  # Build Email Subject
  subject = "#{options[:alert]} | EVM Server: [#{miq_server.name}]"
  options[:subject] = subject

  # Build Email Body
  body = "Attention,"
  body += "<br>EVM Appliance: #{$evm.root['miq_server'].hostname}"
  body += "<br>EVM Region: #{$evm.root['miq_server'].region_number}"
  body += "<br>Alert: #{options[:alert]}"
  body += "<br><br>"

  body += "<br>EVM Server <b>#{miq_server.name}</b> Properties:"
  body += "<br>EVM Server URL: <a href='https://#{miq_server.ipaddress}'>https://#{miq_server.ipaddress}</a>"
  body += "<br>Hostname: #{miq_server.hostname}"
  body += "<br>IP Address: #{miq_server.ipaddress}"
  body += "<br>MAC Address: #{miq_server.mac_address}"
  body += "<br>Last Heartbeat: #{miq_server.last_heartbeat}"
  body += "<br>Master: #{miq_server.is_master}"
  body += "<br>Status: #{miq_server.status}"
  body += "<br>Started On: #{miq_server.started_on}"
  body += "<br>Stopped On: #{miq_server.stopped_on}"
  body += "<br>Version: #{miq_server.version}"
  body += "<br>Zone: #{miq_server.zone}"
  body += "<br>Id: #{miq_server.id}"
  body += "<br><br>"

  body += "<br>Details:"
  body += "<br>Memory Percentage: #{miq_server.percent_memory}"
  body += "<br>Memory Usage: #{miq_server.memory_usage}"
  body += "<br>Memory Size: #{miq_server.memory_size}"
  body += "<br>CPU Percent: #{miq_server.percent_cpu}"
  body += "<br>CPU Time: #{miq_server.cpu_time}"
  body += "<br>Capabilities: #{miq_server.capabilities.inspect}"
  body += "<br><br>"

  body += "<br>Regards,"
  body += "<br>#{signature}"
  options[:body] = body

  # Return options Hash with subject, body, alert
  options
end

def boolean(string)
  return true if string == true || string =~ (/(true|t|yes|y|1)$/i)
  return false if string == false || string.nil? || string =~ (/(false|f|no|n|0)$/i)
  false
end

def emailAlert(options)
  # Get to_email_address from model unless specified below
  to = nil
  to ||= $evm.object['to_email_address']

  # Get from_email_address from model unless specified below
  from = nil
  from ||= $evm.object['from_email_address']

  # Get subject from options Hash
  subject = options[:subject]

  # Get body from options Hash
  body = options[:body]

  $evm.log("info", "Sending email To:<#{to}> From:<#{from}> subject:<#{subject}>")
  $evm.execute(:send_email, to, from, subject, body)
end

miq_server = $evm.root['miq_server']
unless miq_server.nil?
  $evm.log("info", "Detected EVM Server:<#{miq_server.name}>")

  # If email is set to true in the model
  options = buildDetails(miq_server)

  # Get email from model
  email = $evm.object['email']

  if boolean(email)
    emailAlert(options)
  end
end