49 lines
1.6 KiB
Ruby
49 lines
1.6 KiB
Ruby
# frozen_string_literal: true
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module Ci
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# This model represents a record in a shadow table of the main database's namespaces table.
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# It allows us to navigate the namespace hierarchy on the ci database without resorting to a JOIN.
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class NamespaceMirror < ApplicationRecord
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include FromUnion
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belongs_to :namespace
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scope :by_group_and_descendants, -> (id) do
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where('traversal_ids @> ARRAY[?]::int[]', id)
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end
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scope :contains_any_of_namespaces, -> (ids) do
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where('traversal_ids && ARRAY[?]::int[]', ids)
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end
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scope :contains_traversal_ids, -> (traversal_ids) do
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mirrors = []
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traversal_ids.group_by(&:count).each do |columns_count, traversal_ids_group|
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columns = Array.new(columns_count) { |i| "(traversal_ids[#{i + 1}])" }
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pairs = traversal_ids_group.map do |ids|
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ids = ids.map { |id| Arel::Nodes.build_quoted(id).to_sql }
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"(#{ids.join(",")})"
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end
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# Create condition in format:
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# ((traversal_ids[1]),(traversal_ids[2])) IN ((1,2),(2,3))
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mirrors << Ci::NamespaceMirror.where("(#{columns.join(",")}) IN (#{pairs.join(",")})") # rubocop:disable GitlabSecurity/SqlInjection
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end
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self.from_union(mirrors)
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end
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scope :by_namespace_id, -> (namespace_id) { where(namespace_id: namespace_id) }
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class << self
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def sync!(event)
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namespace = event.namespace
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traversal_ids = namespace.self_and_ancestor_ids(hierarchy_order: :desc)
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upsert({ namespace_id: event.namespace_id, traversal_ids: traversal_ids },
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unique_by: :namespace_id)
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end
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end
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end
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end
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