debian-mirror-gitlab/lib/gitlab/ci/runner_upgrade_check.rb
2022-08-13 15:12:31 +05:30

76 lines
3.3 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module Ci
class RunnerUpgradeCheck
include Singleton
def check_runner_upgrade_status(runner_version)
runner_version = ::Gitlab::VersionInfo.parse(runner_version, parse_suffix: true)
return { invalid_version: runner_version } unless runner_version.valid?
return { error: runner_version } unless runner_releases_store.releases
# Recommend update if outside of backport window
recommended_version = recommendation_if_outside_backport_window(runner_version)
return { recommended: recommended_version } if recommended_version
# Recommend patch update if there's a newer release in a same minor branch as runner
recommended_version = recommended_runner_release_update(runner_version)
return { recommended: recommended_version } if recommended_version
# Consider update if there's a newer release within the currently deployed GitLab version
available_version = available_runner_release(runner_version)
return { available: available_version } if available_version
{ not_available: runner_version }
end
private
def recommended_runner_release_update(runner_version)
recommended_release = runner_releases_store.releases_by_minor[runner_version.without_patch]
return recommended_release if recommended_release && recommended_release > runner_version
# Consider the edge case of pre-release runner versions that get registered, but are never published.
# In this case, suggest the latest compatible runner version
latest_release = runner_releases_store.releases_by_minor.values.select { |v| v < gitlab_version }.max
latest_release if latest_release && latest_release > runner_version
end
def available_runner_release(runner_version)
available_release = runner_releases_store.releases_by_minor[gitlab_version.without_patch]
available_release if available_release && available_release > runner_version
end
def gitlab_version
@gitlab_version ||= ::Gitlab::VersionInfo.parse(::Gitlab::VERSION, parse_suffix: true)
end
def runner_releases_store
RunnerReleases.instance
end
def recommendation_if_outside_backport_window(runner_version)
return if runner_releases_store.releases.empty?
return if runner_version >= runner_releases_store.releases.last # return early if runner version is too new
minor_releases_with_index = runner_releases_store.releases_by_minor.keys.each_with_index.to_h
runner_minor_version_index = minor_releases_with_index[runner_version.without_patch]
if runner_minor_version_index
# https://docs.gitlab.com/ee/policy/maintenance.html#backporting-to-older-releases
outside_window = minor_releases_with_index.count - runner_minor_version_index > 3
if outside_window
recommended_release = runner_releases_store.releases_by_minor[gitlab_version.without_patch]
recommended_release if recommended_release && recommended_release > runner_version
end
else
# If unknown runner version, then recommend the latest version for the GitLab instance
recommended_runner_release_update(gitlab_version)
end
end
end
end
end