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module Facts
class Parser
attr_reader :facts

def initialize facts
@facts = HashWithIndifferentAccess.new(facts)
end

def operatingsystem
orel = case os_name
when /(suse|sles|gentoo)/i
facts[:operatingsystemrelease]
else
facts[:lsbdistrelease] || facts[:operatingsystemrelease]
end

if os_name == "Archlinux"
# Archlinux is rolling release, so it has no release. We use 1.0 always
args = { :name => os_name, :major => "1", :minor => "0" }
os = Operatingsystem.where(args).first || Operatingsystem.new(args)
elsif orel.present?
if os_name == "Debian" and orel[/testing|unstable/i]
case facts[:lsbdistcodename]
when /wheezy/i
orel = "7"
when /jessie/i
orel = "8"
when /sid/i
orel = "99"
end
elsif os_name[/AIX/i]
majoraix, tlaix, spaix, yearaix = orel.split("-")
orel = majoraix + "." + tlaix + spaix
end
major, minor = orel.split(".")
major.to_s.gsub!(/\D/,'') unless is_numeric? major
minor.to_s.gsub!(/\D/,'') unless is_numeric? minor
args = { :name => os_name, :major => major.to_s, :minor => minor.to_s }
os = Operatingsystem.where(args).first || Operatingsystem.create!(args)
os.release_name = facts[:lsbdistcodename] if facts[:lsbdistcodename] && (os_name[/debian|ubuntu/i] || os.family == 'Debian')
else
os = Operatingsystem.find_by_name(os_name) || Operatingsystem.create!(:name => os_name)
end
if facts[:lsbdistdescription] && os.description.blank?
family = os.deduce_family || 'Operatingsystem'
os.description = family.constantize.shorten_description facts[:lsbdistdescription]
end
os.save!
os
end

def environment
# by default, puppet doesn't store an env name in the database
name = facts[:environment] || Setting[:default_puppet_environment]
Environment.find_or_create_by_name name
end

def architecture
# On solaris architecture fact is harwareisa
name = case os_name
when /(sunos|solaris)/i
facts[:hardwareisa]
else
facts[:architecture] || facts[:hardwareisa]
end
# ensure that we convert debian legacy to standard
name = "x86_64" if name == "amd64"
Architecture.find_or_create_by_name name unless name.blank?
end

def model
name = facts[:productname] || facts[:model] || facts[:boardproductname]
# if its a virtual machine and we didn't get a model name, try using that instead.
name ||= facts[:is_virtual] == "true" ? facts[:virtual] : nil
Model.find_or_create_by_name(name.strip) unless name.blank?
end

def domain
name = facts[:domain]
Domain.find_or_create_by_name name unless name.blank?
end

def primary_interface
mac = facts[:macaddress]
ip = facts[:ipaddress]
interfaces.each do |int, values|
return int.to_s if (values[:mac] == mac and values[:ip] == ip)
end
nil
end

EXCLUDED_INTERFACES = %w[lo usb0] unless defined?(EXCLUDED_INTERFACES)

def interfaces
ifs = facts[:interfaces]
return {} if ifs.empty? or (ifs=ifs.split(",")).empty?
interfaces = HashWithIndifferentAccess.new

(ifs - EXCLUDED_INTERFACES).each do |int|
if (ip = facts["ipaddress_#{int}".to_sym]) and (mac = facts["macaddress_#{int}".to_sym])
interfaces[int] = { :ip => ip, :mac => mac }
end
end
interfaces
end

# TODO: Remove these method once interfaces management is enabled
def mac
facts[:macaddress] == "00:00:00:00:00:00" ? nil : facts[:macaddress]
end

def ip
facts[:ipaddress]
end

def certname
facts[:clientcert]
end

private

def os_name
facts[:operatingsystem].blank? ? raise(::Foreman::Exception.new("invalid facts, missing operating system value")) : facts[:operatingsystem]
end

def is_numeric?(string)
begin
!!Integer(string)
rescue ArgumentError, TypeError
false
end
end

end

end
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