puppet-tripleo/lib/facter/netmask_ipv6.rb
Sofer Athlan-Guyot 85e3c3e979 Hack to fix IPv6 parsing in facter.
This kludge fixes the wrong regexp used in facter to report all IPv6
addresses.

While the upstream bug[1] is being work out, this should do the job.

Closes-Bug: 1558490

[1] https://tickets.puppetlabs.com/browse/FACT-1372

Change-Id: I85dabbd26bf8f25b2a03d22f547618b666421a83
2016-03-17 17:47:42 +01:00

50 lines
1.3 KiB
Ruby

require 'ipaddr'
def netmask6(value)
if value
ip = IPAddr.new('::0').mask(value)
ip.inspect.split('/')[1].gsub('>', '')
end
end
if Facter.value('facterversion')[0].to_i < 3
Facter::Util::IP::REGEX_MAP[:linux][:ipaddress6] =
/inet6 (?:addr: )?((?!(?:fe80|::1))(?>[0-9,a-f,A-F]*\:{1,2})+[0-9,a-f,A-F]{0,4})/
Facter::Util::IP.get_interfaces.each do |interface|
Facter.add('netmask6_' + Facter::Util::IP.alphafy(interface)) do
setcode do
tmp = []
regex = %r{inet6\s+.*\s+(?:prefixlen)\s+(\d+)}x
output_int = Facter::Util::IP.get_output_for_interface_and_label(interface, 'netmask6')
output_int.each_line do |line|
prefixlen = nil
matches = line.match(regex)
prefixlen = matches[1] if matches
if prefixlen
value = netmask6(prefixlen)
tmp.push(value)
end
end
tmp.shift if tmp
end
end
end
Facter.add('netmask6') do
setcode do
prefixlen = nil
regex = %r{#{Facter.value(:ipaddress6)}.*?(?:prefixlen)\s*(\d+)}x
String(Facter::Util::IP.exec_ifconfig(['2>/dev/null'])).split(/\n/).collect do |line|
matches = line.match(regex)
prefixlen = matches[1] if matches
end
netmask6(prefixlen) if prefixlen
end
end
end