gitlab-ce/db/post_migrate/20230328111013_re_migrate_r...

178 lines
6.2 KiB
Ruby

# frozen_string_literal: true
class ReMigrateRedisSlotKeys < Gitlab::Database::Migration[2.1]
disable_ddl_transaction!
KEY_EXPIRY_LENGTH = 6.weeks
DAILY_EVENTS =
%w[g_edit_by_web_ide
g_edit_by_sfe
g_edit_by_snippet_ide
g_edit_by_live_preview
wiki_action
design_action
project_action
git_write_action
merge_request_action
i_source_code_code_intelligence
g_project_management_issue_title_changed
g_project_management_issue_description_changed
g_project_management_issue_assignee_changed
g_project_management_issue_made_confidential
g_project_management_issue_made_visible
g_project_management_issue_created
g_project_management_issue_closed
g_project_management_issue_reopened
g_project_management_issue_label_changed
g_project_management_issue_milestone_changed
g_project_management_issue_cross_referenced
g_project_management_issue_moved
g_project_management_issue_related
g_project_management_issue_unrelated
g_project_management_issue_marked_as_duplicate
g_project_management_issue_locked
g_project_management_issue_unlocked
g_project_management_issue_designs_added
g_project_management_issue_designs_modified
g_project_management_issue_designs_removed
g_project_management_issue_due_date_changed
g_project_management_issue_design_comments_removed
g_project_management_issue_time_estimate_changed
g_project_management_issue_time_spent_changed
g_project_management_issue_comment_added
g_project_management_issue_comment_edited
g_project_management_issue_comment_removed
g_project_management_issue_cloned
g_geo_proxied_requests
approval_project_rule_created
g_project_management_issue_added_to_epic
g_project_management_issue_changed_epic
g_project_management_issue_health_status_changed
g_project_management_issue_iteration_changed
g_project_management_issue_removed_from_epic
g_project_management_issue_weight_changed
g_geo_proxied_requests
g_project_management_users_creating_epic_boards
g_project_management_users_viewing_epic_boards
g_project_management_users_updating_epic_board_names
g_project_management_epic_created
project_management_users_unchecking_epic_task
project_management_users_checking_epic_task
g_project_management_users_updating_epic_titles
g_project_management_users_updating_epic_descriptions
g_project_management_users_creating_epic_notes
g_project_management_users_updating_epic_notes
g_project_management_users_destroying_epic_notes
g_project_management_users_awarding_epic_emoji
g_project_management_users_removing_epic_emoji
g_project_management_users_setting_epic_start_date_as_fixed
g_project_management_users_updating_fixed_epic_start_date
g_project_management_users_setting_epic_start_date_as_inherited
g_project_management_users_setting_epic_due_date_as_fixed
g_project_management_users_updating_fixed_epic_due_date
g_project_management_users_setting_epic_due_date_as_inherited
g_project_management_epic_issue_added
g_project_management_epic_issue_removed
g_project_management_epic_issue_moved_from_project
g_project_management_users_updating_epic_parent
g_project_management_epic_closed
g_project_management_epic_reopened
g_project_management_issue_promoted_to_epic
g_project_management_users_setting_epic_confidential
g_project_management_users_setting_epic_visible
g_project_management_epic_users_changing_labels
g_project_management_epic_destroyed
g_project_management_epic_cross_referenced
g_project_management_users_epic_issue_added_from_epic
g_project_management_epic_related_added
g_project_management_epic_related_removed
g_project_management_epic_blocking_added
g_project_management_epic_blocking_removed
g_project_management_epic_blocked_added
g_project_management_epic_blocked_removed].freeze
def up
Gitlab::UsageDataCounters::HLLRedisCounter.known_events.each do |event|
if DAILY_EVENTS.include?(event[:name].to_s)
migrate_daily_aggregated(event)
else
migrate_weekly_aggregated(event)
end
end
end
def down
# no-op
end
private
def migrate_daily_aggregated(event)
days_back = 29.days
start_date = Date.today - days_back - 1.day
end_date = Date.today + 1.day
(start_date..end_date).each do |date|
rename_key(event, date)
end
end
def migrate_weekly_aggregated(event)
weeks_back = KEY_EXPIRY_LENGTH
start_date = (Date.today - weeks_back).beginning_of_week - 1.day
end_date = Date.today.end_of_week + 1.day
(start_date..end_date).step(7).each { |date| rename_key(event, date) }
end
def rename_key(event, date)
old_key = old_redis_key(event, date)
new_key = new_redis_key(event, date)
# cannot simply rename due to different slots
Gitlab::Redis::SharedState.with do |redis|
hll_blob = redis.get(old_key)
break unless hll_blob
temp_key = new_key + "_#{Time.current.to_i}"
ttl = redis.ttl(old_key)
ttl = ttl > 0 ? ttl : KEY_EXPIRY_LENGTH
redis.multi do |multi|
multi.set(temp_key, hll_blob, ex: 1.day.to_i)
multi.pfmerge(new_key, new_key, temp_key)
multi.expire(new_key, ttl)
end
redis.del(temp_key)
end
end
def old_redis_key(event, time)
name_with_slot = if event[:redis_slot].present?
event[:name].to_s.gsub(event[:redis_slot], "{#{event[:redis_slot]}}")
else
"{#{event[:name]}}"
end
apply_time_aggregation(name_with_slot, time, event)
end
def new_redis_key(event, time)
key = "{hll_counters}_#{event[:name]}"
apply_time_aggregation(key, time, event)
end
def apply_time_aggregation(key, time, event)
if DAILY_EVENTS.include?(event[:name].to_s)
year_day = time.strftime('%G-%j')
"#{year_day}-#{key}"
else
year_week = time.strftime('%G-%V')
"#{key}-#{year_week}"
end
end
end