4d2e554f68
* Import all providers, specs and tests to this module * Use corosync module to actually install paceamker Fuel-CI: disable Change-Id: I9a16ad1453b694aa0a3e78d079f9c57365a5fcf1
44 lines
1.6 KiB
Ruby
44 lines
1.6 KiB
Ruby
module Pacemaker
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# functions related to colocations constraints
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# main structure "constraint_colocations"
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module ConstraintColocations
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# get colocation constraints and use mnemoization on the list
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# @return [Hash<String => Hash>]
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def constraint_colocations
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return @colocations_structure if @colocations_structure
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@colocations_structure = constraints 'rsc_colocation'
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end
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# check if colocation constraint exists
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# @param id [String] the constraint id
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# @return [TrueClass,FalseClass]
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def constraint_colocation_exists?(id)
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constraint_colocations.key? id
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end
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# add a colocation constraint
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# @param colocation_structure [Hash<String => String>] the location data structure
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def constraint_colocation_add(colocation_structure)
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colocation_patch = xml_document
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colocation_element = xml_rsc_colocation colocation_structure
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raise "Could not create XML patch from colocation '#{colocation_structure.inspect}'!" unless colocation_element
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colocation_patch.add_element colocation_element
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wait_for_constraint_create xml_pretty_format(colocation_patch.root), colocation_structure['id']
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end
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# remove a colocation constraint
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# @param id [String] the constraint id
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def constraint_colocation_remove(id)
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wait_for_constraint_remove "<rsc_colocation id='#{id}'/>\n", id
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end
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# generate rsc_colocation elements from data structure
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# @param data [Hash]
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# @return [REXML::Element]
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def xml_rsc_colocation(data)
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return unless data && data.is_a?(Hash)
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xml_element 'rsc_colocation', data, 'type'
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end
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end
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end
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