|
class FactValue < ActiveRecord::Base
|
|
include Authorizable
|
|
|
|
belongs_to_host
|
|
belongs_to :fact_name
|
|
delegate :name, :short_name, :compose, :to => :fact_name
|
|
has_many :hostgroup, :through => :host
|
|
|
|
has_one :parent_fact_name, :through => :fact_name, :source => :parent
|
|
|
|
scoped_search :on => :value, :in_key=> :fact_name, :on_key=> :name, :rename => :facts, :complete_value => true
|
|
scoped_search :on => :value, :default_order => true
|
|
scoped_search :in => :fact_name, :on => :name, :complete_value => true, :alias => "fact"
|
|
scoped_search :in => :host, :on => :name, :rename => :host, :complete_value => true
|
|
scoped_search :in => :hostgroup, :on => :name, :rename => :"host.hostgroup", :complete_value => true
|
|
scoped_search :in => :fact_name, :on => :short_name, :complete_value => true, :alias => "fact_short_name"
|
|
|
|
scope :no_timestamp_facts, lambda {
|
|
includes(:fact_name).where("fact_names.name <> ?",:_timestamp)
|
|
}
|
|
scope :timestamp_facts, lambda {
|
|
joins(:fact_name).where("fact_names.name = ?",:_timestamp)
|
|
}
|
|
scope :my_facts, lambda {
|
|
unless User.current.admin? and Organization.current.nil? and Location.current.nil?
|
|
host_ids = Host.authorized(:view_hosts, Host).select('hosts.id').all
|
|
where(:fact_values => {:host_id => host_ids})
|
|
end
|
|
}
|
|
|
|
scope :distinct, lambda { select('DISTINCT fact_values.value') }
|
|
scope :required_fields, lambda { includes(:host, :fact_name) }
|
|
scope :facts_counter, lambda {|value, name_id| where(:value => value, :fact_name_id => name_id) }
|
|
scope :with_fact_parent_id, lambda {|find_ids| joins(:fact_name).merge FactName.with_parent_id(find_ids) }
|
|
scope :with_roots, includes(:fact_name)
|
|
scope :root_only, with_roots.where(:fact_names => {:ancestry => nil})
|
|
|
|
validates :fact_name_id, :uniqueness => { :scope => :host_id }
|
|
|
|
# Todo: find a way to filter which values are logged,
|
|
# this generates too much useless data
|
|
#
|
|
# audited
|
|
|
|
# returns the average of all facts
|
|
# required only on facts that return a unit (e.g. MB, GB etc)
|
|
# normal facts could be used via the sum and AR average
|
|
def self.mem_average(fact)
|
|
total, count = to_gb(fact)
|
|
return 0 if count == 0
|
|
(total / count).round(1)
|
|
end
|
|
|
|
# returns the rounded total of memory fact values (e.g. MB, GB etc)
|
|
def self.mem_sum(fact)
|
|
to_gb(fact).first.to_f.round(1)
|
|
rescue
|
|
0
|
|
end
|
|
|
|
# returns the sum of each value, e.g. how many machines with 2,4...n cpu's
|
|
def self.count_each(fact)
|
|
output = []
|
|
where({:fact_names => {:name => fact}}).joins(:fact_name).group(:value).count.each do |k,v|
|
|
output << {:label => k, :data => v } unless v == 0
|
|
end
|
|
output
|
|
end
|
|
|
|
def self.build_facts_hash facts
|
|
hash = {}
|
|
facts.each do |fact|
|
|
hash[fact.host.to_s] ||= {}
|
|
hash[fact.host.to_s].update({fact.name.to_s => fact.value})
|
|
end
|
|
return hash
|
|
end
|
|
|
|
private
|
|
# converts all strings with units (such as 1 MB) to GB scale and Sum them
|
|
# returns an array with total sum and number of elements
|
|
def self.to_gb fact
|
|
values = select(:value).joins(:fact_name).where(:fact_names => {:name => fact}).map do |fv|
|
|
fv.value.to_gb
|
|
end
|
|
[ values.sum, values.size ]
|
|
end
|
|
|
|
end
|