blob: be47e4dfdf5e0de096a65956280eff2b9e02bd0d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
# frozen_string_literal: true
# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
class ScheduleProjectAnyApprovalRuleMigration < ActiveRecord::Migration[5.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
BATCH_SIZE = 5_000
MIGRATION = 'PopulateAnyApprovalRuleForProjects'
DELAY_INTERVAL = 8.minutes.to_i
disable_ddl_transaction!
class Project < ActiveRecord::Base
include EachBatch
self.table_name = 'projects'
scope :with_approvals_before_merge, -> { where('approvals_before_merge <> 0') }
end
def up
return unless Gitlab.ee?
add_concurrent_index :projects, :id,
name: 'tmp_projects_with_approvals_before_merge',
where: 'approvals_before_merge <> 0'
say "Scheduling `#{MIGRATION}` jobs"
# We currently have ~43k project records with non-zero approvals_before_merge on GitLab.com.
# This means it'll schedule ~9 jobs (5k projects each) with a 8 minutes gap,
# so this should take ~1 hour for all background migrations to complete.
#
# The approximate expected number of affected rows is: 18k
queue_background_migration_jobs_by_range_at_intervals(
ScheduleProjectAnyApprovalRuleMigration::Project.with_approvals_before_merge,
MIGRATION, DELAY_INTERVAL, batch_size: BATCH_SIZE)
remove_concurrent_index_by_name(:projects, 'tmp_projects_with_approvals_before_merge')
end
def down
# no-op
end
end
|