4febff5dc7
We have seen strange cases where creation of a new CIB object apparently failed: http://pastebin.suse.de/9346 Even though this is strange, we should certainly expect Pacemaker::CIBObject.from_name to return nil in a few cases, so we need to handle that properly.
71 lines
2.3 KiB
Ruby
71 lines
2.3 KiB
Ruby
require 'chef/application'
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require ::File.expand_path('../../../pacemaker/cib_object',
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::File.dirname(__FILE__))
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# Common code used by Pacemaker LWRP providers
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class Chef
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module Mixin::Pacemaker
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module StandardCIBObject
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# Instantiate @current_resource and read details about the existing
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# primitive (if any) via "crm configure show" into it, so that we
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# can compare it against the resource requested by the recipe, and
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# create / delete / modify as necessary.
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#
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# http://docs.opscode.com/lwrp_custom_provider_ruby.html#load-current-resource
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def standard_load_current_resource
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name = @new_resource.name
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cib_object = Pacemaker::CIBObject.from_name(name)
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unless cib_object
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::Chef::Log.debug "CIB object definition nil or empty"
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return
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end
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unless cib_object.is_a? cib_object_class
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expected_type = cib_object_class.description
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::Chef::Log.warn "CIB object '#{name}' was a #{cib_object.type} not a #{expected_type}"
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return
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end
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::Chef::Log.debug "CIB object definition #{cib_object.definition}"
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@current_resource_definition = cib_object.definition
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cib_object.parse_definition
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@current_cib_object = cib_object
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init_current_resource
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end
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def standard_create_resource
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cib_object = cib_object_class.from_chef_resource(new_resource)
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cmd = cib_object.crm_configure_command
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::Chef::Log.info "Creating new #{cib_object}"
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execute cmd do
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action :nothing
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end.run_action(:run)
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created_cib_object = Pacemaker::CIBObject.from_name(new_resource.name)
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raise "Failed to create #{cib_object}" if created_cib_object.nil?
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unless created_cib_object.exists?
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# This case seems pretty unlikely
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raise "Definition missing for #{created_cib_object} after creation"
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end
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new_resource.updated_by_last_action(true)
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::Chef::Log.info "Successfully configured #{created_cib_object}"
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end
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def standard_delete_resource
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execute @current_cib_object.delete_command do
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action :nothing
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end.run_action(:run)
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new_resource.updated_by_last_action(true)
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Chef::Log.info "Deleted #{@current_cib_object}'."
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end
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end
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end
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end
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