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#!/usr/bin/env ruby
# frozen_string_literal: true
# We don't have auto-loading here
require_relative '../lib/gitlab'
require_relative '../lib/gitlab/popen'
require_relative '../lib/gitlab/popen/runner'
class StaticAnalysis
ALLOWED_WARNINGS = [
# https://github.com/browserslist/browserslist/blob/d0ec62eb48c41c218478cd3ac28684df051cc865/node.js#L329
# warns if caniuse-lite package is older than 6 months. Ignore this
# warning message so that GitLab backports don't fail.
"Browserslist: caniuse-lite is outdated. Please run next command `yarn upgrade`",
# https://github.com/mime-types/mime-types-data/pull/50#issuecomment-1060908930
"Type application/netcdf is already registered as a variant of application/netcdf."
].freeze
Task = Struct.new(:command, :duration) do
def cmd
command.join(' ')
end
end
NodeAssignment = Struct.new(:index, :tasks) do
def total_duration
return 0 if tasks.empty?
tasks.sum(&:duration)
end
end
def self.project_path
project_root = File.expand_path('..', __dir__)
if Gitlab.jh?
"#{project_root}/jh"
else
project_root
end
end
# `gettext:updated_check` and `gitlab:sidekiq:sidekiq_queues_yml:check` will fail on FOSS installations
# (e.g. gitlab-org/gitlab-foss) since they test against a single
# file that is generated by an EE installation, which can
# contain values that a FOSS installation won't find. To work
# around this we will only enable this task on EE installations.
TASKS_WITH_DURATIONS_SECONDS = [
(Gitlab.ee? ? Task.new(%w[bin/rake gettext:updated_check], 360) : nil),
Task.new(%w[yarn run lint:prettier], 200),
Task.new(%w[bin/rake gettext:lint], 105),
Task.new(%W[scripts/license-check.sh #{project_path}], 200),
Task.new(%w[bin/rake lint:static_verification], 40),
Task.new(%w[bin/rake config_lint], 10),
Task.new(%w[bin/rake gitlab:sidekiq:all_queues_yml:check], 15),
(Gitlab.ee? ? Task.new(%w[bin/rake gitlab:sidekiq:sidekiq_queues_yml:check], 11) : nil),
Task.new(%w[yarn run internal:stylelint], 8),
Task.new(%w[scripts/lint-conflicts.sh], 1),
Task.new(%w[yarn run block-dependencies], 1),
Task.new(%w[yarn run check-dependencies], 1),
Task.new(%w[scripts/lint-rugged], 1),
Task.new(%w[scripts/gemfile_lock_changed.sh], 1),
Task.new(%w[scripts/lint-vendored-gems.sh], 1)
].compact.freeze
def run_tasks!(options = {})
total_nodes = (ENV['CI_NODE_TOTAL'] || 1).to_i
current_node_number = (ENV['CI_NODE_INDEX'] || 1).to_i
node_assignment = tasks_to_run(total_nodes)[current_node_number - 1]
if options[:dry_run]
puts "Dry-run mode!"
return
end
static_analysis = Gitlab::Popen::Runner.new
start_time = Time.now
static_analysis.run(node_assignment.tasks.map(&:command)) do |command, &run|
task = node_assignment.tasks.find { |task| task.command == command }
puts
puts "$ #{task.cmd}"
result = run.call
puts "==> Finished in #{result.duration} seconds (expected #{task.duration} seconds)"
puts
end
puts
puts '==================================================='
puts "Node finished running all tasks in #{Time.now - start_time} seconds (expected #{node_assignment.total_duration})"
puts
puts
if static_analysis.all_success_and_clean?
puts 'All static analyses passed successfully.'
elsif static_analysis.all_success?
puts 'All static analyses passed successfully, but we have warnings:'
puts
emit_warnings(static_analysis)
exit 2 if warning_count(static_analysis).nonzero?
else
puts 'Some static analyses failed:'
emit_warnings(static_analysis)
emit_errors(static_analysis)
exit 1
end
end
def emit_warnings(static_analysis)
static_analysis.warned_results.each do |result|
puts
puts "**** #{result.cmd.join(' ')} had the following warning(s):"
puts
puts result.stderr
puts
end
end
def emit_errors(static_analysis)
static_analysis.failed_results.each do |result|
puts
puts "**** #{result.cmd.join(' ')} failed with the following error(s):"
puts
puts result.stdout
puts result.stderr
puts
end
end
def warning_count(static_analysis)
static_analysis.warned_results
.count { |result| !ALLOWED_WARNINGS.include?(result.stderr.strip) } # rubocop:disable Rails/NegateInclude
end
def tasks_to_run(node_total)
total_time = TASKS_WITH_DURATIONS_SECONDS.sum(&:duration).to_f
ideal_time_per_node = total_time / node_total
tasks_by_duration_desc = TASKS_WITH_DURATIONS_SECONDS.sort_by { |a| -a.duration }
nodes = Array.new(node_total) { |i| NodeAssignment.new(i + 1, []) }
puts "Total expected time: #{total_time}; ideal time per job: #{ideal_time_per_node}.\n\n"
puts "Tasks to distribute:"
tasks_by_duration_desc.each { |task| puts "* #{task.cmd} (#{task.duration}s)" }
# Distribute tasks optimally first
puts "\nAssigning tasks optimally."
distribute_tasks(tasks_by_duration_desc, nodes, ideal_time_per_node: ideal_time_per_node)
# Distribute remaining tasks, ordered by ascending duration
leftover_tasks = tasks_by_duration_desc - nodes.flat_map(&:tasks)
if leftover_tasks.any?
puts "\n\nAssigning remaining tasks: #{leftover_tasks.flat_map(&:cmd)}"
distribute_tasks(leftover_tasks, nodes.sort_by { |node| node.total_duration })
end
nodes.each do |node|
puts "\nExpected duration for node #{node.index}: #{node.total_duration} seconds"
node.tasks.each { |task| puts "* #{task.cmd} (#{task.duration}s)" }
end
nodes
end
def distribute_tasks(tasks, nodes, ideal_time_per_node: nil)
condition =
if ideal_time_per_node
->(task, node, ideal_time_per_node) { (task.duration + node.total_duration) <= ideal_time_per_node }
else
->(*) { true }
end
tasks.each do |task|
nodes.each do |node|
if condition.call(task, node, ideal_time_per_node)
assign_task_to_node(tasks, node, task)
break
end
end
end
end
def assign_task_to_node(remaining_tasks, node, task)
node.tasks << task
puts "Assigning #{task.command} (#{task.duration}s) to node ##{node.index}. Node total duration: #{node.total_duration}s."
end
end
if $PROGRAM_NAME == __FILE__
options = {}
if ARGV.include?('--dry-run')
options[:dry_run] = true
end
StaticAnalysis.new.run_tasks!(options)
end
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