debian-mirror-gitlab/app/models/ml/candidate.rb
2023-06-09 08:11:10 +05:30

86 lines
2.9 KiB
Ruby

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