2016-03-08 22:52:48 +00:00
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namespace :gitlab do
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namespace :db do
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2020-01-23 06:08:32 +00:00
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desc 'GitLab | DB | Manually insert schema migration version'
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2016-03-08 22:52:48 +00:00
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task :mark_migration_complete, [:version] => :environment do |_, args|
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unless args[:version]
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2016-06-01 22:37:15 +00:00
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puts "Must specify a migration version as an argument".color(:red)
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2016-03-08 22:52:48 +00:00
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exit 1
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end
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version = args[:version].to_i
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if version == 0
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2016-06-01 22:37:15 +00:00
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puts "Version '#{args[:version]}' must be a non-zero integer".color(:red)
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2016-03-08 22:52:48 +00:00
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exit 1
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end
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sql = "INSERT INTO schema_migrations (version) VALUES (#{version})"
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begin
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ActiveRecord::Base.connection.execute(sql)
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2016-06-01 22:37:15 +00:00
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puts "Successfully marked '#{version}' as complete".color(:green)
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2016-03-08 22:52:48 +00:00
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rescue ActiveRecord::RecordNotUnique
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2016-06-01 22:37:15 +00:00
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puts "Migration version '#{version}' is already marked complete".color(:yellow)
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2016-03-08 22:52:48 +00:00
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end
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end
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2020-01-23 06:08:32 +00:00
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desc 'GitLab | DB | Drop all tables'
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2017-02-22 18:18:40 +00:00
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task drop_tables: :environment do
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2016-03-08 22:52:48 +00:00
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connection = ActiveRecord::Base.connection
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2016-07-25 15:01:02 +00:00
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2019-06-13 13:12:28 +00:00
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# In PostgreSQLAdapter, data_sources returns both views and tables, so use
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# #tables instead
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tables = connection.tables
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2019-04-02 00:19:22 +00:00
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2016-09-21 21:54:09 +00:00
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# Removes the entry from the array
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2016-03-08 22:52:48 +00:00
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tables.delete 'schema_migrations'
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# Truncate schema_migrations to ensure migrations re-run
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2019-07-17 03:51:22 +00:00
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connection.execute('TRUNCATE schema_migrations') if connection.table_exists? 'schema_migrations'
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2016-05-09 17:20:18 +00:00
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2016-05-03 14:29:15 +00:00
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# Drop tables with cascade to avoid dependent table errors
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# PG: http://www.postgresql.org/docs/current/static/ddl-depend.html
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2016-05-09 17:20:18 +00:00
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# Add `IF EXISTS` because cascade could have already deleted a table.
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2016-06-09 21:51:57 +00:00
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tables.each { |t| connection.execute("DROP TABLE IF EXISTS #{connection.quote_table_name(t)} CASCADE") }
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2020-06-25 00:09:26 +00:00
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# Drop all extra schema objects GitLab owns
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Gitlab::Database::EXTRA_SCHEMAS.each do |schema|
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connection.execute("DROP SCHEMA IF EXISTS #{connection.quote_table_name(schema)}")
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end
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2016-03-08 22:52:48 +00:00
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end
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2016-05-05 23:06:34 +00:00
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2020-01-23 06:08:32 +00:00
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desc 'GitLab | DB | Configures the database by running migrate, or by loading the schema and seeding if needed'
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2016-05-06 17:08:05 +00:00
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task configure: :environment do
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2018-06-27 20:34:45 +00:00
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# Check if we have existing db tables
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# The schema_migrations table will still exist if drop_tables was called
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if ActiveRecord::Base.connection.tables.count > 1
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2016-05-05 23:06:34 +00:00
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Rake::Task['db:migrate'].invoke
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else
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2018-09-12 01:41:14 +00:00
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# Add post-migrate paths to ensure we mark all migrations as up
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Gitlab::Database.add_post_migrate_path_to_rails(force: true)
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2020-03-22 15:09:49 +00:00
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Rake::Task['db:structure:load'].invoke
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2016-05-05 23:06:34 +00:00
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Rake::Task['db:seed_fu'].invoke
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end
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end
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2016-06-24 16:29:23 +00:00
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2020-01-23 06:08:32 +00:00
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desc 'GitLab | DB | Checks if migrations require downtime or not'
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2016-06-24 16:29:23 +00:00
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task :downtime_check, [:ref] => :environment do |_, args|
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abort 'You must specify a Git reference to compare with' unless args[:ref]
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require 'shellwords'
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ref = Shellwords.escape(args[:ref])
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2017-03-07 21:45:03 +00:00
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migrations = `git diff #{ref}.. --diff-filter=A --name-only -- db/migrate`.lines
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2017-02-22 18:18:40 +00:00
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.map { |file| Rails.root.join(file.strip).to_s }
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.select { |file| File.file?(file) }
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2017-05-02 09:17:48 +00:00
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.select { |file| /\A[0-9]+.*\.rb\z/ =~ File.basename(file) }
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2016-06-24 16:29:23 +00:00
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Gitlab::DowntimeCheck.new.check_and_print(migrations)
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end
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2019-07-22 15:11:50 +00:00
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2020-01-23 06:08:32 +00:00
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desc 'GitLab | DB | Sets up EE specific database functionality'
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2019-07-22 15:11:50 +00:00
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if Gitlab.ee?
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task setup_ee: %w[geo:db:drop geo:db:create geo:db:schema:load geo:db:migrate]
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else
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task :setup_ee
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end
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2020-03-22 15:09:49 +00:00
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desc 'This adjusts and cleans db/structure.sql - it runs after db:structure:dump'
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2020-04-09 12:09:24 +00:00
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task :clean_structure_sql do |task_name|
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2020-03-22 15:09:49 +00:00
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structure_file = 'db/structure.sql'
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schema = File.read(structure_file)
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File.open(structure_file, 'wb+') do |io|
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Gitlab::Database::SchemaCleaner.new(schema).clean(io)
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end
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2020-04-09 12:09:24 +00:00
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# Allow this task to be called multiple times, as happens when running db:migrate:redo
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Rake::Task[task_name].reenable
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2020-03-22 15:09:49 +00:00
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end
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2020-06-05 09:08:05 +00:00
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desc 'This dumps GitLab specific database details - it runs after db:structure:dump'
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task :dump_custom_structure do |task_name|
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Gitlab::Database::CustomStructure.new.dump
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# Allow this task to be called multiple times, as happens when running db:migrate:redo
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Rake::Task[task_name].reenable
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end
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desc 'This loads GitLab specific database details - runs after db:structure:dump'
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task :load_custom_structure do
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configuration = Rails.application.config_for(:database)
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ENV['PGHOST'] = configuration['host'] if configuration['host']
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ENV['PGPORT'] = configuration['port'].to_s if configuration['port']
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ENV['PGPASSWORD'] = configuration['password'].to_s if configuration['password']
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ENV['PGUSER'] = configuration['username'].to_s if configuration['username']
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command = 'psql'
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dump_filepath = Gitlab::Database::CustomStructure.custom_dump_filepath.to_path
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args = ['-v', 'ON_ERROR_STOP=1', '-q', '-X', '-f', dump_filepath, configuration['database']]
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unless Kernel.system(command, *args)
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raise "failed to execute:\n#{command} #{args.join(' ')}\n\n" \
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"Please ensure `#{command}` is installed in your PATH and has proper permissions.\n\n"
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end
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end
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# Inform Rake that custom tasks should be run every time rake db:structure:dump is run
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2020-03-22 15:09:49 +00:00
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Rake::Task['db:structure:dump'].enhance do
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Rake::Task['gitlab:db:clean_structure_sql'].invoke
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2020-06-05 09:08:05 +00:00
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Rake::Task['gitlab:db:dump_custom_structure'].invoke
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end
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# Inform Rake that custom tasks should be run every time rake db:structure:load is run
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Rake::Task['db:structure:load'].enhance do
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Rake::Task['gitlab:db:load_custom_structure'].invoke
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2020-03-22 15:09:49 +00:00
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end
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2020-07-15 00:09:23 +00:00
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desc 'Create missing dynamic database partitions'
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task :create_dynamic_partitions do
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Gitlab::Database::Partitioning::PartitionCreator.new.create_partitions
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end
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# This is targeted towards deploys and upgrades of GitLab.
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# Since we're running migrations already at this time,
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# we also check and create partitions as needed here.
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Rake::Task['db:migrate'].enhance do
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Rake::Task['gitlab:db:create_dynamic_partitions'].invoke
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end
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# When we load the database schema from db/structure.sql
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# we don't have any dynamic partitions created. We don't really need to
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# because application initializers/sidekiq take care of that, too.
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# However, the presence of partitions for a table has influence on their
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# position in db/structure.sql (which is topologically sorted).
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#
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# Other than that it's helpful to create partitions early when bootstrapping
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# a new installation.
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Rake::Task['db:structure:load'].enhance do
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Rake::Task['gitlab:db:create_dynamic_partitions'].invoke
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end
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# During testing, db:test:load restores the database schema from scratch
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# which does not include dynamic partitions. We cannot rely on application
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# initializers here as the application can continue to run while
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# a rake task reloads the database schema.
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Rake::Task['db:test:load'].enhance do
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Rake::Task['gitlab:db:create_dynamic_partitions'].invoke
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end
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2020-09-18 00:09:39 +00:00
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desc 'reindex a regular (non-unique) index without downtime to eliminate bloat'
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task :reindex, [:index_name] => :environment do |_, args|
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2020-09-18 15:09:22 +00:00
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unless Feature.enabled?(:database_reindexing, type: :ops)
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2020-09-22 15:09:37 +00:00
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puts "This feature (database_reindexing) is currently disabled.".color(:yellow)
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2020-09-18 15:09:22 +00:00
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exit
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end
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2020-09-25 15:09:36 +00:00
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indexes = if args[:index_name]
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Gitlab::Database::PostgresIndex.by_identifier(args[:index_name])
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else
|
2020-10-01 18:10:20 +00:00
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Gitlab::Database::Reindexing.candidate_indexes.random_few(2)
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2020-09-25 15:09:36 +00:00
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end
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Gitlab::Database::Reindexing.perform(indexes)
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rescue => e
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Gitlab::AppLogger.error(e)
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raise
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2020-09-18 00:09:39 +00:00
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end
|
2016-03-08 22:52:48 +00:00
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end
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end
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