86 lines
2.9 KiB
Ruby
86 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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module Ml
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class Candidate < ApplicationRecord
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include Sortable
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PACKAGE_PREFIX = 'ml_candidate_'
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enum status: { running: 0, scheduled: 1, finished: 2, failed: 3, killed: 4 }
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validates :iid, :experiment, presence: true
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validates :status, inclusion: { in: statuses.keys }
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belongs_to :experiment, class_name: 'Ml::Experiment'
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belongs_to :user
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has_many :metrics, class_name: 'Ml::CandidateMetric'
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has_many :params, class_name: 'Ml::CandidateParam'
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has_many :metadata, class_name: 'Ml::CandidateMetadata'
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has_many :latest_metrics, -> { latest }, class_name: 'Ml::CandidateMetric', inverse_of: :candidate
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attribute :iid, default: -> { SecureRandom.uuid }
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scope :including_relationships, -> { includes(:latest_metrics, :params, :user) }
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scope :by_name, ->(name) { where("ml_candidates.name LIKE ?", "%#{sanitize_sql_like(name)}%") } # rubocop:disable GitlabSecurity/SqlInjection
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scope :order_by_metric, ->(metric, direction) do
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subquery = Ml::CandidateMetric.latest.where(name: metric)
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column_expression = Arel::Table.new('latest')[:value]
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metric_order_expression = direction.to_sym == :desc ? column_expression.desc : column_expression.asc
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joins("INNER JOIN (#{subquery.to_sql}) latest ON latest.candidate_id = ml_candidates.id")
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.select("ml_candidates.*", "latest.value as metric_value")
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.order(
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Gitlab::Pagination::Keyset::Order.build(
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[
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Gitlab::Pagination::Keyset::ColumnOrderDefinition.new(
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attribute_name: 'metric_value',
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order_expression: metric_order_expression,
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nullable: :nulls_last,
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distinct: false
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),
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Gitlab::Pagination::Keyset::ColumnOrderDefinition.new(
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attribute_name: 'id',
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order_expression: arel_table[:id].desc
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)
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])
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)
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end
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delegate :project_id, :project, to: :experiment
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def artifact_root
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"/#{package_name}/#{package_version}/"
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end
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def artifact
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artifact_lazy&.itself
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end
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def artifact_lazy
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BatchLoader.for(id).batch do |candidate_ids, loader|
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Packages::Package
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.joins("INNER JOIN ml_candidates ON packages_packages.name=(concat('#{PACKAGE_PREFIX}', ml_candidates.id))")
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.where(ml_candidates: { id: candidate_ids })
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.find_each do |package|
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loader.call(package.name.delete_prefix(PACKAGE_PREFIX).to_i, package)
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end
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end
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end
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def package_name
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"#{PACKAGE_PREFIX}#{id}"
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end
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def package_version
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'-'
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end
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class << self
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def with_project_id_and_iid(project_id, iid)
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return unless project_id.present? && iid.present?
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joins(:experiment).find_by(experiment: { project_id: project_id }, iid: iid)
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end
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end
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end
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end
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