Class: Deckard::Util

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

Class Method Summary collapse

Class Method Details

.alert(priority, subject, body, log, schedule, url) ⇒ Object 



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# File 'lib/deckard/util.rb', line 35

def self.alert(priority, subject, body, log, schedule, url)
  email_to = Deckard::Config.email_to
  on_call_contacts = on_call()

  # if scheduled maintenance set to logging only
  if schedule(schedule) == true
    priority = 0
  end

  if priority == 0
    Deckard::Log.info(log)
  elsif priority == 1
    Deckard::Log.info(log)
    Deckard::Log.info("sending email alert to #{email_to}")
    send_email(email_to, subject, body)
  elsif priority == 2
    Deckard::Log.info(log)
    Deckard::Log.info("sending email alert to #{email_to}")
    send_email(email_to, subject, body)
    begin
      if on_call_contacts.has_key?("notifo_usernames")
        Deckard::Log.info("sending notifo alert to #{on_call_contacts["notifo_usernames"]}")
        send_notifo(on_call_contacts["notifo_usernames"], subject, url)
      else
        Deckard::Log.info("sending email alert to #{email_to} and sms to #{on_call_contacts["sms_email"]}")
        send_email(email_to, subject, body)
        send_email("#{on_call_contacts["sms_email"]}", subject, body)
      end
    rescue
      Deckard::Log.info("sending email alert to #{email_to} and sms to #{on_call_contacts["sms_email"]}")
      send_email(email_to, subject, body)
      send_email("#{on_call_contacts["sms_email"]}", subject, body)
    end
  end
end

.flip_failover(node) ⇒ Object 



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# File 'lib/deckard/util.rb', line 123

def self.flip_failover(node)
  db_user = Deckard::Config.db_user
  db_password = Deckard::Config.db_password
  db_host = Deckard::Config.db_host
  db_port = Deckard::Config.db_port
  db_name = Deckard::Config.fo_check_db

  if db_user == "" || db_password == ""
    db_url = "http://#{db_host}:#{db_port}/#{db_name}"
  else
    db_url = "http://#{db_user}:#{db_password}@#{db_host}:#{db_port}/#{db_name}"
  end

  doc_json = RestClient.get("#{db_url}/#{node["_id"]}")
  doc = JSON.parse(doc_json)
  doc.store("failover", false)

  RestClient.put("#{db_url}/#{node["_id"]}?rev=#{node["_rev"]}", doc.to_json)
end

.get_nodes(db_name) ⇒ Object 



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# File 'lib/deckard/util.rb', line 3

def self.get_nodes(db_name)
  doc_list = []
  node_list = []

  db_user = Deckard::Config.db_user
  db_password = Deckard::Config.db_password
  db_host = Deckard::Config.db_host
  db_port = Deckard::Config.db_port

  if db_user && db_password
    db_url = "http://#{db_user}:#{db_password}@#{db_host}:#{db_port}/#{db_name}"
  else
    db_url = "http://#{db_host}:#{db_port}/#{db_name}"
  end

  all_docs = RestClient.get("#{db_url}/_all_docs")

  all_docs_hash = JSON.parse(all_docs)

  all_docs_hash["rows"].each do |doc|
    doc_list << doc["id"]
  end

  doc_list.each do |doc|
    escaped_doc = CGI.escape(doc)
    node_json = RestClient.get("#{db_url}/#{escaped_doc}")
    node = JSON.parse(node_json)
    node_list << node
  end
  node_list
end

.on_call ⇒ Object 



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# File 'lib/deckard/util.rb', line 71

def self.on_call
  db_user = Deckard::Config.db_user
  db_password = Deckard::Config.db_password
  db_host = Deckard::Config.db_host
  db_port = Deckard::Config.db_port
  db_name = Deckard::Config.on_call_db
  doc_name = Deckard::Config.on_call_doc

  doc_url = "http://#{db_user}:#{db_password}@#{db_host}:#{db_port}/#{db_name}/#{doc_name}"

  on_call_json = RestClient.get doc_url
  on_call = JSON.parse(on_call_json)
  on_call
end

.schedule(schedule) ⇒ Object 



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# File 'lib/deckard/util.rb', line 115

def self.schedule(schedule)
  if schedule.nil?
    false
  else
    schedule.include? Time.now.hour
  end
end

.send_email(email_addr, subject, body) ⇒ Object 



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# File 'lib/deckard/util.rb', line 86

def self.send_email(email_addr, subject, body)
  to = email_addr
  from = Deckard::Config.email_from
  host = Deckard::Config.email_host
  mail = TMail::Mail.new
  mail.to = to
  mail.from = from
  mail.subject = subject
  mail.date = Time.now
  mail.mime_version = '1.0'
  mail.body = body

  Net::SMTP.start( host ) do |smtp|
    smtp.send_message(
      mail.to_s,
      from,
      to
    )
  end
end

.send_notifo(usernames, subject, url) ⇒ Object 



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# File 'lib/deckard/util.rb', line 107

def self.send_notifo(usernames, subject, url)
  notifo = Notifo.new(Deckard::Config.notifo_user, Deckard::Config.notifo_apikey)
  usernames.each do |username|
    response = notifo.post(username, subject, "deckard alert", url)
    Deckard::Log.info("Notifo response: #{response}")
  end
end