66 lines
1.7 KiB
Ruby
66 lines
1.7 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module Gitlab
|
|
module Database
|
|
module AsyncIndexes
|
|
class IndexDestructor
|
|
include ExclusiveLeaseGuard
|
|
|
|
TIMEOUT_PER_ACTION = 1.day
|
|
|
|
def initialize(async_index)
|
|
@async_index = async_index
|
|
end
|
|
|
|
def perform
|
|
try_obtain_lease do
|
|
if !index_exists?
|
|
log_index_info('Skipping dropping as the index does not exist')
|
|
else
|
|
log_index_info('Dropping async index')
|
|
|
|
retries = Gitlab::Database::WithLockRetriesOutsideTransaction.new(
|
|
connection: connection,
|
|
timing_configuration: Gitlab::Database::Reindexing::REMOVE_INDEX_RETRY_CONFIG,
|
|
klass: self.class,
|
|
logger: Gitlab::AppLogger
|
|
)
|
|
|
|
retries.run(raise_on_exhaustion: false) do
|
|
connection.execute(async_index.definition)
|
|
end
|
|
|
|
log_index_info('Finished dropping async index')
|
|
end
|
|
|
|
async_index.destroy
|
|
end
|
|
end
|
|
|
|
private
|
|
|
|
attr_reader :async_index
|
|
|
|
def index_exists?
|
|
connection.indexes(async_index.table_name).any? { |index| index.name == async_index.name }
|
|
end
|
|
|
|
def connection
|
|
@connection ||= async_index.connection
|
|
end
|
|
|
|
def lease_timeout
|
|
TIMEOUT_PER_ACTION
|
|
end
|
|
|
|
def lease_key
|
|
[super, async_index.connection_db_config.name].join('/')
|
|
end
|
|
|
|
def log_index_info(message)
|
|
Gitlab::AppLogger.info(message: message, table_name: async_index.table_name, index_name: async_index.name)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|