Commit 651039ac authored by Douwe Maan's avatar Douwe Maan

Merge branch 'increase-event-retention-prune-old-events-worker' into 'master'

Prune events older than 2 years instead of 12 months

See merge request gitlab-org/gitlab-ce!22145
parents 0e8fc926 6170bfd8
......@@ -6,14 +6,13 @@ class PruneOldEventsWorker
# rubocop: disable CodeReuse/ActiveRecord
def perform
# Contribution calendar shows maximum 12 months of events.
# Double nested query is used because MySQL doesn't allow DELETE subqueries
# on the same table.
# Contribution calendar shows maximum 12 months of events, we retain 2 years for data integrity.
# Double nested query is used because MySQL doesn't allow DELETE subqueries on the same table.
Event.unscoped.where(
'(id IN (SELECT id FROM (?) ids_to_remove))',
Event.unscoped.where(
'created_at < ?',
(12.months + 1.day).ago)
(2.years + 1.day).ago)
.select(:id)
.limit(10_000))
.delete_all
......
---
title: Increased retained event data by extending events pruner timeframe to 2 years
merge_request: 22145
author:
type: changed
......@@ -44,7 +44,7 @@ YYYY-MM-DD
### Event Time Period Limit
GitLab removes events older than 1 year from the events table for performance reasons. The range of 1 year was chosen because user contribution calendars only show contributions of the past year.
GitLab removes events older than 2 years from the events table for performance reasons.
## List currently authenticated user's events
......
......@@ -4,23 +4,29 @@ describe PruneOldEventsWorker do
describe '#perform' do
let(:user) { create(:user) }
let!(:expired_event) { create(:event, :closed, author: user, created_at: 13.months.ago) }
let!(:not_expired_event) { create(:event, :closed, author: user, created_at: 1.day.ago) }
let!(:exactly_12_months_event) { create(:event, :closed, author: user, created_at: 12.months.ago) }
let!(:expired_event) { create(:event, :closed, author: user, created_at: 25.months.ago) }
let!(:not_expired_1_day_event) { create(:event, :closed, author: user, created_at: 1.day.ago) }
let!(:not_expired_13_month_event) { create(:event, :closed, author: user, created_at: 13.months.ago) }
let!(:not_expired_2_years_event) { create(:event, :closed, author: user, created_at: 2.years.ago) }
it 'prunes events older than 12 months' do
it 'prunes events older than 2 years' do
expect { subject.perform }.to change { Event.count }.by(-1)
expect(Event.find_by(id: expired_event.id)).to be_nil
end
it 'leaves fresh events' do
subject.perform
expect(not_expired_event.reload).to be_present
expect(not_expired_1_day_event.reload).to be_present
end
it 'leaves events from exactly 12 months ago' do
it 'leaves events from 13 months ago' do
subject.perform
expect(exactly_12_months_event).to be_present
expect(not_expired_13_month_event.reload).to be_present
end
it 'leaves events from 2 years ago' do
subject.perform
expect(not_expired_2_years_event).to be_present
end
end
end
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