Class: Gitlab::Database::Partitioning::DetachedPartitionDropper

Inherits:
Object
  • Object
show all
Defined in:
lib/gitlab/database/partitioning/detached_partition_dropper.rb

Constant Summary collapse

PROCESSING_DELAY = 
1.minute

Instance Method Summary collapse

Instance Method Details

#drop_all_detached_partitions! ⇒ Object 



27
28
29
30
31
32
33
 
# File 'lib/gitlab/database/partitioning/detached_partition_dropper.rb', line 27

def drop_all_detached_partitions!
  raise 'This is meant to be used only for test cleanup' unless Rails.env.test?

  Postgresql::DetachedPartition.all.find_each do |detached_partition|
    drop_partition(detached_partition) unless partition_attached?(detached_partition.fully_qualified_table_name)
  end
end

#perform ⇒ Object 



8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
# File 'lib/gitlab/database/partitioning/detached_partition_dropper.rb', line 8

def perform
  Gitlab::AppLogger.info(message: "Checking for previously detached partitions to drop")

  Postgresql::DetachedPartition.ready_to_drop.find_each do |detached_partition|
    if partition_attached?(detached_partition.fully_qualified_table_name)
      unmark_partition(detached_partition)
    else
      drop_partition(detached_partition)
    end

    sleep(PROCESSING_DELAY)
  rescue StandardError => e
    Gitlab::AppLogger.error(message: "Failed to drop previously detached partition",
      partition_name: detached_partition.table_name,
      exception_class: e.class,
      exception_message: e.message)
  end
end