root/lib/cyborghood-mapmaker/dns/bind.rb @ e971ab5a
| 90197e7b | Marc Dequènes (Duck) | #--
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# CyborgHood, a distributed system management software.
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| 364e4a96 | Marc Dequènes (Duck) | # Copyright (c) 2009-2011 Marc Dequènes (Duck) <Duck@DuckCorp.org>
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| 90197e7b | Marc Dequènes (Duck) | #
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#++
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require 'cyborghood-mapmaker/dns/base'
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module CyborgHood
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module MapMakerLand
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class DNS < DNSBase
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def check_config
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output = []
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begin
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IO.popen("sudo named-checkconf") do |fp|
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output << fp.gets.chomp! until fp.eof?
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end
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rescue
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raise CyberError.new(:unrecoverable, "services/dns", "global configuration could not be checked (I/O error)")
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end
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if $?.success?
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return {:ok => true, :warnings => output}
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else
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return {:ok => false, :errors => output}
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end
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end
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def info
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super.merge(self.status)
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end
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def status
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output = []
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begin
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IO.popen("sudo rndc status") do |fp|
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output << fp.gets.chomp! until fp.eof?
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end
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rescue
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raise CyberError.new(:unrecoverable, "services/dns", "could not get DNS server status")
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end
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status = {}
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output.each do |line|
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line.sub!(" is ", ": ")
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key, value = line.split(": ")
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next if key.nil? or value.nil?
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key.gsub!(" ", "_")
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status[key.to_sym] = value.strip
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end
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status
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end
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end
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class DNSZoneFile < DNSZoneFileBase
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def activate
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system "sudo rndc reload '#{@name}' >/dev/null"
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raise CyberError.new(:unrecoverable, "services/dns", "zone activation failed") unless $?.success?
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end
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def check(on_disk = false)
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check_zone_file('full', on_disk = false)
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end
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protected
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def check_zone_file(check_type, on_disk = false)
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filename = on_disk ? @filename : current_filename
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output = []
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begin
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IO.popen("named-checkzone -i #{check_type} '#{@name}' #{filename}") do |fp|
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output << fp.gets.chomp! until fp.eof?
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end
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rescue
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raise CyberError.new(:unrecoverable, "services/dns", "zone '#{@name}' could not be checked (I/O error)")
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end
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serial = nil
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messages = []
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output.each do |l|
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next if l == "OK"
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if l =~ /: loaded serial (\d+)$/
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serial = $1
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next
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end
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messages << l
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end
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if $?.success?
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if serial
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return {:ok => true, :serial => serial, :warnings => messages}.to_ostruct
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else
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raise CyberError.new(:unrecoverable, "services/dns", "zone validated but no serial returned")
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end
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else
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return {:ok => false, :errors => messages}.to_ostruct
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end
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end
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end
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end # MapMakerLand
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end
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