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Versions: 15
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Contents
# frozen_string_literal: true
module Facter
module Resolvers
class Hostname < BaseResolver
@semaphore = Mutex.new
@fact_list ||= {}
class << self
private
def post_resolve(fact_name)
@fact_list.fetch(fact_name) { retrieve_hostname(fact_name) }
end
def retrieve_hostname(fact_name)
output = Facter::Core::Execution.execute('hostname', logger: log)
# get domain
domain = read_domain(output)
# get hostname
hostname = output =~ /(.*?)\./ ? Regexp.last_match(1) : output
@fact_list[:hostname] ||= hostname&.strip
@fact_list[:domain] ||= domain&.strip
@fact_list[:fqdn] ||= "#{@fact_list[:hostname]}.#{@fact_list[:domain]}"
@fact_list[fact_name]
end
def read_domain(output)
if output =~ /.*?\.(.+$)/
domain = Regexp.last_match(1)
else
file_content = Util::FileHelper.safe_read('/etc/resolv.conf')
if file_content =~ /^search\s+(\S+)/
domain = Regexp.last_match(1)
elsif file_content =~ /^domain\s+(\S+)/
domain = Regexp.last_match(1)
end
end
domain
end
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems