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
50
51
52
53
54
55
56
57
58
59
|
# frozen_string_literal: true
module Database
class MonitorLockedTablesWorker
include ApplicationWorker
include CronjobQueue # rubocop: disable Scalability/CronWorkerContext
sidekiq_options retry: false
feature_category :cell
data_consistency :sticky
idempotent!
version 1
INITIAL_DATABASE_RESULT = {
tables_need_lock: [],
tables_need_lock_count: 0,
tables_need_unlock: [],
tables_need_unlock_count: 0
}.freeze
def perform
return unless Gitlab::Database.database_mode == Gitlab::Database::MODE_MULTIPLE_DATABASES
return if Feature.disabled?(:monitor_database_locked_tables, type: :ops)
lock_writes_results = ::Gitlab::Database::TablesLocker.new(dry_run: true, include_partitions: false).lock_writes
tables_lock_info_per_db = ::Gitlab::Database.database_base_models_with_gitlab_shared.keys.to_h do |db_name, _|
[db_name, INITIAL_DATABASE_RESULT.deep_dup]
end
lock_writes_results.each do |result|
handle_lock_writes_result(tables_lock_info_per_db, result)
end
tables_lock_info_per_db.each do |database_name, database_results|
next if database_results[:tables_need_lock].empty?
break if Feature.disabled?(:lock_tables_in_monitoring, type: :ops)
LockTablesWorker.perform_async(database_name, database_results[:tables_need_lock])
end
log_extra_metadata_on_done(:results, tables_lock_info_per_db)
end
private
def handle_lock_writes_result(results, result)
case result[:action]
when "needs_lock"
results[result[:database]][:tables_need_lock] << result[:table]
results[result[:database]][:tables_need_lock_count] += 1
when "needs_unlock"
results[result[:database]][:tables_need_unlock] << result[:table]
results[result[:database]][:tables_need_unlock_count] += 1
end
end
end
end
|
