Puppet 3.5.1
ruby 1.8.7
Output is:
Error: Could not retrieve catalog from remote server: Error 400 on SERVER:
undefined local variable or method `dns' for
#<Puppet::Parser::Scope:0x7f5055562988> at
/etc/puppet/modules/vivox/manifests/init.pp:69 on node
plab5qamaster.vivox.com
Warning: Not using cache on failed catalog
Error: Could not retrieve catalog; skipping run
On Monday, October 6, 2014 1:47:06 PM UTC-4, Sebastiaan van Steenis wrote:
>
> What version are you running? And what is the output if you try to call
> the function as you have it now?
>
> On 06 Oct 2014, at 19:07, José Luis Ledesma <joseluis...@gmail.com
> <javascript:>> wrote:
>
> Credits go to Nan Liu:
>
> If you are developing facts, it's much easier to just drop into IRB and
> get everything working there rather than doing round trip debugging between
> puppet and facter:
>
> irb(main):001:0> require 'facter'
>
> => true
>
> irb(main):002:0> Facter.value("hostname")
>
> => "demo-1"
>
> irb(main):003:0> Facter.value("hostname").split('-')
>
> => ["demo", "1"]
>
> irb(main):006:0> Facter.add('network_geo') do
>
> irb(main):007:1* setcode do
>
> irb(main):008:2* hostname_array = Facter.value(:hostname).split('-')
>
> irb(main):009:2>
>
> irb(main):010:2* # debug info
>
> irb(main):011:2* puts "My network is #{hostname_array}"
>
> irb(main):012:2> hostname_array.first
>
> irb(main):013:2> end
>
> irb(main):014:1> end
>
> irb(main):015:0> Facter.value(:network_geo)
>
> My network is ["demo", "1"]
>
> => "demo"
>
> If you run your existing fact in irb, you'll see the output is nil instead:
>
> Facter.value(:network_geo)
>
> My network is ["demo", "1"]
>
> => nil
>
> Hth,
> El 06/10/2014 18:07, "Mark Rosedale" <mros...@vivox.com <javascript:>>
> escribió:
>
>> Still haven't been able to hunt down the cause of this issue. Is there a
>> way to test the code with the puppet wrapping on the cli?
>>
>> On Friday, October 3, 2014 3:41:57 PM UTC-4, Mark Rosedale wrote:
>>>
>>> Wil,
>>>
>>> Thanks for the reply. I will look up the module functions you reference.
>>> Though, part of this was writing the custom function as a learning
>>> exercise.
>>>
>>> So if I have a file with the following in it and run it through ruby it
>>> works.
>>>
>>> require 'resolv'
>>> Resolv::DNS.open do |dns|
>>> ress = dns.getresources "google.com", Resolv::DNS::Resource::IN::A
>>> if ress.any?
>>> puts dns.getaddress("google.com")
>>> end
>>> end
>>>
>>> To reference Mike's question. What I found was that 'if ress.any?' works
>>> and that is what allows me to protect against malformed host names or a
>>> failure to find an A record.
>>>
>>> So I've already chopped out the puppet stuff, and this code works. So
>>> I'm thinking that it must be something with the require statement, where it
>>> isn't finding the library I need. But I'm not sure what I can do from here.
>>>
>>> On Friday, October 3, 2014 2:00:27 AM UTC-4, Wil Cooley wrote:
>>>>
>>>>
>>>> On Oct 2, 2014 10:23 AM, "Mark Rosedale" <mros...@vivox.com> wrote:
>>>> >
>>>> > I have the following custom function that I'm trying to write.
>>>> >
>>>>
>>>> Sorry this isn't an answer to your question, but I recently published a
>>>> module of functions wrapping the standard system get*by* functions (well,
>>>> wrapping Ruby's interfaces to the standard system functions):
>>>> https://forge.puppetlabs.com/wcooley/name_service_lookups
>>>>
>>>> This includes `gethostbyname` and `gethostbyaddr`; the main benefit
>>>> over querying DNS directly is that it understands nsswitch, so /etc/hosts
>>>> works and any other host database you might want to use.
>>>>
>>>> But assuming you want to implement this anyway an exercise in learning
>>>> Ruby & Puppet extensions, you might start by removing all the Puppet stuff
>>>> and just get the lookups working as a simple standalone Ruby script.
>>>>
>>>> Wil
>>>>
>>>> require 'resolv'
>>>> >
>>>> > module Puppet::Parser::Functions
>>>> > newfunction(:getIpAddr, :type => :rvalue) do |arguments|
>>>> > Resolv::DNS.open do |dns|
>>>> > ress = dns.getresources(arguments[0],
>>>> Resolv::DNS::Resource::IN::A)
>>>> > if ress.any?
>>>> > dns.getaddress(arguments[0])
>>>> > #break
>>>> > else
>>>> > raise(Puppet::ParseError, "No valid A Record found for host
>>>> #{aguments[0]}")
>>>> > end
>>>> > end
>>>> > #return value
>>>> > end
>>>> > end
>>>> >
>>>> > I'm getting the following error when I run this function.
>>>> >
>>>> > Error: Could not retrieve catalog from remote server: Error 400 on
>>>> SERVER: undefined local variable or method `dns' for
>>>> #<Puppet::Parser::Scope:0x7f5054f07110> at
>>>> >
>>>> >
>>>> > --
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>>>> 40googlegroups.com.
>>>> > For more options, visit https://groups.google.com/d/optout.
>>>>
>>>
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