Split from BSD method and add getent hosts

Also don't try to run `host hostname` if the host command isn't available.

No upstream facter 2.x is dead and new bugs are not being accepted.

--- facter-2.4.6/lib/facter/ipaddress.rb.orig 2016-04-19 15:19:02.958338799 -0700

+++ facter-2.4.6/lib/facter/ipaddress.rb 2016-04-19 15:27:05.519845908 -0700

@@ -1,3 +1,7 @@

+#######################################################################

+# Oracle has modified the originally distributed contents of this file.

+#######################################################################

+

# Fact: ipaddress

#

# Purpose: Return the main IP address for a host.

@@ -64,7 +68,7 @@

end

Facter.add(:ipaddress) do

- confine :kernel => %w{NetBSD SunOS}

+ confine :kernel => %w{NetBSD}

setcode do

ip = nil

output = Facter::Util::IP.exec_ifconfig(["-a"])

@@ -84,6 +88,41 @@

end

Facter.add(:ipaddress) do

+ confine :osfamily => %w{Solaris}

+ setcode do

+ ip = nil

+ output = Facter::Util::IP.exec_ifconfig(["-a"])

+

+ output.each_line { |str|

+ if str =~ /inet ([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)/

+ tmp = $1

+ unless tmp =~ /^127\./ or tmp == "0.0.0.0"

+ ip = tmp

+ break

+ end

+ end

+ }

+

+ # If we didn't get an IP from ifconfig see if we can get one from

+ # the hosts database

+ if ip.nil? && hostname = Facter.value(:hostname)

+ # we need Hostname to exist for this to work

+ host = nil

+ Facter::Core::Execution.execute("getent hosts #{hostname}").each_line {

+ |l|

+ _ip = l.chomp.split()[0]

+ if _ip !~ /^127\./ && _ip =~ /[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+/

+ ip = _ip

+ break

+ end

+ }

+ end

+

+ ip

+ end

+end

+

+Facter.add(:ipaddress) do

confine :kernel => %w{AIX}

setcode do

ip = nil

@@ -150,8 +189,9 @@

Facter.add(:ipaddress, :timeout => 2) do

setcode do

- if hostname = Facter.value(:hostname)

- # we need Hostname to exist for this to work

+ if hostname = Facter.value(:hostname) &&

+ Facter::Core::Execution.which('host')

+ # we need Hostname and `host` to exist for this to work

host = nil

if host = Facter::Core::Execution.execute("host #{hostname}")

list = host.chomp.split(/\s/)