Puppet Function: pop

Defined in:
lib/puppet/parser/functions/pop.rb
Function type:
Ruby 3.x API

Overview

pop() ⇒ Any

puppetmaster MUST be restarted when this file is updated

The pop value denotes the location of the host. This can be useful when dealing with multiple sites as well as with pre-production.

The form is hostname.pop.yourdomain.tld

Returns:

  • (Any) 


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# File 'lib/puppet/parser/functions/pop.rb', line 9

Puppet::Parser::Functions.newfunction('pop',:type => :rvalue) do
    default = "broken"
    valid = %w{dfw1 lab0 sea0}
    pop = nil

    # Try to find a valid pop name in the fully-qualified hostname
    if hostname = lookupvar("fqdn") and hostname != :undefined
        pop = hostname.split(".")[1]
        # Reset the pop name if the derived name is not in our valid list
        pop = nil unless valid.include?(pop)
    end

    # If we still don't have a value...
    unless pop
        # See if it was set manually via a fact or something like that
        if popfact = lookupvar("pop") and popfact != :undefined
            pop = popfact
        end
    end

    # If we still don't have a valid value, use the default
    pop = default unless pop and valid.include?(pop)
 
    # And provide it to our discerning customers
    pop
end