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class Host < Ohm::Model
include Ohm::Typecast
include Ohm::Timestamping
include Ohm::Callbacks
include Ohm::ExtraValidations
attribute :name
attribute :status
collection :services, Service
index :name
index :status
def validate
assert_present :name
assert_present :status
assert_unique :name
assert_member :status, ["up","down","pending"]
end
def to_hash
arr = []
services.sort.each {|s| arr << s.to_hash}
h = {:name => name, :status => status, :created_at => created_at, :updated_at => updated_at, :services => arr}
super.merge(h)
end
def is_new?
self.created_at == self.updated_at
end
class << self
def find_or_create(opts = {})
begin
# exclude requested status from lookup
h = find(opts.reject{|key,value| key == :status}).first
host = h.nil? ? create(opts) : h
host.status = opts[:status]
if host.valid?
host.save
end
host
rescue Exception => e
e.message
end
end
end
end
class Hosts
def self.all(options = {})
options.empty? ? Host.all.sort : Host.find(options).sort
end
end