debian-mirror-gitlab/spec/tasks/gitlab/db_rake_spec.rb
2022-07-29 14:03:07 +02:00

886 lines
33 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
require 'rake'
RSpec.describe 'gitlab:db namespace rake task', :silence_stdout do
before :all do
Rake.application.rake_require 'active_record/railties/databases'
Rake.application.rake_require 'tasks/seed_fu'
Rake.application.rake_require 'tasks/gitlab/db'
# empty task as env is already loaded
Rake::Task.define_task :environment
end
before do
# Stub out db tasks
allow(Rake::Task['db:migrate']).to receive(:invoke).and_return(true)
allow(Rake::Task['db:structure:load']).to receive(:invoke).and_return(true)
allow(Rake::Task['db:seed_fu']).to receive(:invoke).and_return(true)
end
describe 'mark_migration_complete' do
context 'with a single database' do
let(:main_model) { ActiveRecord::Base }
before do
skip_if_multiple_databases_are_setup
end
it 'marks the migration complete on the given database' do
expect(main_model.connection).to receive(:quote).and_call_original
expect(main_model.connection).to receive(:execute)
.with("INSERT INTO schema_migrations (version) VALUES ('123')")
run_rake_task('gitlab:db:mark_migration_complete', '[123]')
end
end
context 'with multiple databases' do
let(:main_model) { double(:model, connection: double(:connection)) }
let(:ci_model) { double(:model, connection: double(:connection)) }
let(:base_models) { { 'main' => main_model, 'ci' => ci_model } }
before do
skip_unless_ci_uses_database_tasks
allow(Gitlab::Database).to receive(:database_base_models).and_return(base_models)
end
it 'marks the migration complete on each database' do
expect(main_model.connection).to receive(:quote).with('123').and_return("'123'")
expect(main_model.connection).to receive(:execute)
.with("INSERT INTO schema_migrations (version) VALUES ('123')")
expect(ci_model.connection).to receive(:quote).with('123').and_return("'123'")
expect(ci_model.connection).to receive(:execute)
.with("INSERT INTO schema_migrations (version) VALUES ('123')")
run_rake_task('gitlab:db:mark_migration_complete', '[123]')
end
context 'when the single database task is used' do
it 'marks the migration complete for the given database' do
expect(main_model.connection).to receive(:quote).with('123').and_return("'123'")
expect(main_model.connection).to receive(:execute)
.with("INSERT INTO schema_migrations (version) VALUES ('123')")
expect(ci_model.connection).not_to receive(:quote)
expect(ci_model.connection).not_to receive(:execute)
run_rake_task('gitlab:db:mark_migration_complete:main', '[123]')
end
end
context 'with geo configured' do
before do
skip_unless_geo_configured
end
it 'does not create a task for the geo database' do
expect { run_rake_task('gitlab:db:mark_migration_complete:geo') }
.to raise_error(/Don't know how to build task 'gitlab:db:mark_migration_complete:geo'/)
end
end
end
context 'when the migration is already marked complete' do
let(:main_model) { double(:model, connection: double(:connection)) }
let(:base_models) { { 'main' => main_model } }
before do
allow(Gitlab::Database).to receive(:database_base_models).and_return(base_models)
end
it 'prints a warning message' do
allow(main_model.connection).to receive(:quote).with('123').and_return("'123'")
expect(main_model.connection).to receive(:execute)
.with("INSERT INTO schema_migrations (version) VALUES ('123')")
.and_raise(ActiveRecord::RecordNotUnique)
expect { run_rake_task('gitlab:db:mark_migration_complete', '[123]') }
.to output(/Migration version '123' is already marked complete on database main/).to_stdout
end
end
context 'when an invalid version is given' do
let(:main_model) { double(:model, connection: double(:connection)) }
let(:base_models) { { 'main' => main_model } }
before do
allow(Gitlab::Database).to receive(:database_base_models).and_return(base_models)
end
it 'prints an error and exits' do
expect(main_model).not_to receive(:quote)
expect(main_model.connection).not_to receive(:execute)
expect { run_rake_task('gitlab:db:mark_migration_complete', '[abc]') }
.to output(/Must give a version argument that is a non-zero integer/).to_stdout
.and raise_error(SystemExit) { |error| expect(error.status).to eq(1) }
end
end
end
describe 'configure' do
context 'with a single database' do
let(:connection) { Gitlab::Database.database_base_models[:main].connection }
let(:main_config) { double(:config, name: 'main') }
before do
skip_if_multiple_databases_are_setup
end
context 'when geo is not configured' do
before do
allow(ActiveRecord::Base).to receive_message_chain('configurations.configs_for').and_return([main_config])
end
context 'when the schema is already loaded' do
it 'migrates the database' do
allow(connection).to receive(:tables).and_return(%w[table1 table2])
expect(Rake::Task['db:migrate']).to receive(:invoke)
expect(Rake::Task['db:schema:load']).not_to receive(:invoke)
expect(Rake::Task['db:seed_fu']).not_to receive(:invoke)
run_rake_task('gitlab:db:configure')
end
end
context 'when the schema is not loaded' do
it 'loads the schema and seeds the database' do
allow(connection).to receive(:tables).and_return([])
expect(Rake::Task['db:schema:load']).to receive(:invoke)
expect(Rake::Task['db:seed_fu']).to receive(:invoke)
expect(Rake::Task['db:migrate']).not_to receive(:invoke)
run_rake_task('gitlab:db:configure')
end
end
context 'when only a single table is present' do
it 'loads the schema and seeds the database' do
allow(connection).to receive(:tables).and_return(['default'])
expect(Rake::Task['db:schema:load']).to receive(:invoke)
expect(Rake::Task['db:seed_fu']).to receive(:invoke)
expect(Rake::Task['db:migrate']).not_to receive(:invoke)
run_rake_task('gitlab:db:configure')
end
end
context 'when loading the schema fails' do
it 'does not seed the database' do
allow(connection).to receive(:tables).and_return([])
expect(Rake::Task['db:schema:load']).to receive(:invoke).and_raise('error')
expect(Rake::Task['db:seed_fu']).not_to receive(:invoke)
expect(Rake::Task['db:migrate']).not_to receive(:invoke)
expect { run_rake_task('gitlab:db:configure') }.to raise_error(RuntimeError, 'error')
end
end
context 'SKIP_POST_DEPLOYMENT_MIGRATIONS environment variable set' do
let(:rails_paths) { { 'db' => ['db'], 'db/migrate' => ['db/migrate'] } }
before do
stub_env('SKIP_POST_DEPLOYMENT_MIGRATIONS', true)
# Our environment has already been loaded, so we need to pretend like post_migrations were not
allow(Rails.application.config).to receive(:paths).and_return(rails_paths)
allow(ActiveRecord::Migrator).to receive(:migrations_paths).and_return(rails_paths['db/migrate'].dup)
end
context 'when the schema is not loaded' do
it 'adds the post deployment migration path before schema load' do
allow(connection).to receive(:tables).and_return([])
expect(Gitlab::Database).to receive(:add_post_migrate_path_to_rails).and_call_original
expect(Rake::Task['db:schema:load']).to receive(:invoke)
expect(Rake::Task['db:seed_fu']).to receive(:invoke)
expect(Rake::Task['db:migrate']).not_to receive(:invoke)
run_rake_task('gitlab:db:configure')
expect(rails_paths['db/migrate'].include?(File.join(Rails.root, 'db', 'post_migrate'))).to be(true)
end
end
context 'when the schema is loaded' do
it 'ignores post deployment migrations' do
allow(connection).to receive(:tables).and_return(%w[table1 table2])
expect(Rake::Task['db:migrate']).to receive(:invoke)
expect(Gitlab::Database).not_to receive(:add_post_migrate_path_to_rails)
expect(Rake::Task['db:schema:load']).not_to receive(:invoke)
expect(Rake::Task['db:seed_fu']).not_to receive(:invoke)
run_rake_task('gitlab:db:configure')
expect(rails_paths['db/migrate'].include?(File.join(Rails.root, 'db', 'post_migrate'))).to be(false)
end
end
end
end
context 'when geo is configured' do
context 'when the main database is also configured' do
before do
skip_unless_geo_configured
end
it 'only configures the main database' do
allow(connection).to receive(:tables).and_return(%w[table1 table2])
expect(Rake::Task['db:migrate:main']).to receive(:invoke)
expect(Rake::Task['db:migrate:geo']).not_to receive(:invoke)
expect(Rake::Task['db:schema:load:geo']).not_to receive(:invoke)
run_rake_task('gitlab:db:configure')
end
end
end
end
context 'with multiple databases' do
let(:main_model) { double(:model, connection: double(:connection)) }
let(:ci_model) { double(:model, connection: double(:connection)) }
let(:base_models) { { 'main' => main_model, 'ci' => ci_model }.with_indifferent_access }
let(:main_config) { double(:config, name: 'main') }
let(:ci_config) { double(:config, name: 'ci') }
before do
skip_unless_ci_uses_database_tasks
allow(Gitlab::Database).to receive(:database_base_models).and_return(base_models)
end
context 'when geo is not configured' do
before do
allow(ActiveRecord::Base).to receive_message_chain('configurations.configs_for')
.and_return([main_config, ci_config])
end
context 'when no database has the schema loaded' do
before do
allow(main_model.connection).to receive(:tables).and_return(%w[schema_migrations])
allow(ci_model.connection).to receive(:tables).and_return([])
end
it 'loads the schema and seeds all the databases' do
expect(Rake::Task['db:schema:load:main']).to receive(:invoke)
expect(Rake::Task['db:schema:load:ci']).to receive(:invoke)
expect(Rake::Task['db:migrate:main']).not_to receive(:invoke)
expect(Rake::Task['db:migrate:ci']).not_to receive(:invoke)
expect(Rake::Task['db:seed_fu']).to receive(:invoke)
run_rake_task('gitlab:db:configure')
end
end
context 'when both databases have the schema loaded' do
before do
allow(main_model.connection).to receive(:tables).and_return(%w[table1 table2])
allow(ci_model.connection).to receive(:tables).and_return(%w[table1 table2])
end
it 'migrates the databases without seeding them' do
expect(Rake::Task['db:migrate:main']).to receive(:invoke)
expect(Rake::Task['db:migrate:ci']).to receive(:invoke)
expect(Rake::Task['db:schema:load:main']).not_to receive(:invoke)
expect(Rake::Task['db:schema:load:ci']).not_to receive(:invoke)
expect(Rake::Task['db:seed_fu']).not_to receive(:invoke)
run_rake_task('gitlab:db:configure')
end
end
context 'when only one database has the schema loaded' do
before do
allow(main_model.connection).to receive(:tables).and_return(%w[table1 table2])
allow(ci_model.connection).to receive(:tables).and_return([])
end
it 'migrates and loads the schema correctly, without seeding the databases' do
expect(Rake::Task['db:migrate:main']).to receive(:invoke)
expect(Rake::Task['db:schema:load:main']).not_to receive(:invoke)
expect(Rake::Task['db:schema:load:ci']).to receive(:invoke)
expect(Rake::Task['db:migrate:ci']).not_to receive(:invoke)
expect(Rake::Task['db:seed_fu']).not_to receive(:invoke)
run_rake_task('gitlab:db:configure')
end
end
end
context 'when geo is configured' do
let(:geo_config) { double(:config, name: 'geo') }
before do
skip_unless_geo_configured
allow(main_model.connection).to receive(:tables).and_return(%w[schema_migrations])
allow(ci_model.connection).to receive(:tables).and_return(%w[schema_migrations])
end
it 'does not run tasks against geo' do
expect(Rake::Task['db:schema:load:main']).to receive(:invoke)
expect(Rake::Task['db:schema:load:ci']).to receive(:invoke)
expect(Rake::Task['db:seed_fu']).to receive(:invoke)
expect(Rake::Task['db:migrate:geo']).not_to receive(:invoke)
expect(Rake::Task['db:schema:load:geo']).not_to receive(:invoke)
run_rake_task('gitlab:db:configure')
end
end
end
end
describe 'unattended' do
using RSpec::Parameterized::TableSyntax
where(:schema_migration_table_exists, :needs_migrations, :rake_output) do
false | false | "unattended_migrations_completed"
false | true | "unattended_migrations_completed"
true | false | "unattended_migrations_static"
true | true | "unattended_migrations_completed"
end
before do
allow(Rake::Task['gitlab:db:configure']).to receive(:invoke).and_return(true)
end
with_them do
it 'outputs changed message for automation after operations happen' do
allow(ActiveRecord::Base.connection.schema_migration).to receive(:table_exists?).and_return(schema_migration_table_exists)
allow_any_instance_of(ActiveRecord::MigrationContext).to receive(:needs_migration?).and_return(needs_migrations)
expect { run_rake_task('gitlab:db:unattended') }. to output(/^#{rake_output}$/).to_stdout
end
end
end
describe 'clean_structure_sql' do
let_it_be(:clean_rake_task) { 'gitlab:db:clean_structure_sql' }
let_it_be(:test_task_name) { 'gitlab:db:_test_multiple_structure_cleans' }
let_it_be(:input) { 'this is structure data' }
let(:output) { StringIO.new }
before do
structure_files = %w[structure.sql ci_structure.sql]
allow(File).to receive(:open).and_call_original
structure_files.each do |structure_file_name|
structure_file = File.join(ActiveRecord::Tasks::DatabaseTasks.db_dir, structure_file_name)
stub_file_read(structure_file, content: input)
allow(File).to receive(:open).with(structure_file.to_s, any_args).and_yield(output)
end
if Gitlab.ee?
allow(File).to receive(:open).with(Rails.root.join(Gitlab::Database::GEO_DATABASE_DIR, 'structure.sql').to_s, any_args).and_yield(output)
end
end
after do
Rake::Task[test_task_name].clear if Rake::Task.task_defined?(test_task_name)
end
it 'can be executed multiple times within another rake task' do
expect_multiple_executions_of_task(test_task_name, clean_rake_task, count: 2) do
database_count = ActiveRecord::Base.configurations.configs_for(env_name: Rails.env).size
expect_next_instances_of(Gitlab::Database::SchemaCleaner, database_count) do |cleaner|
expect(cleaner).to receive(:clean).with(output)
end
end
end
end
describe 'drop_tables' do
let(:tables) { %w(one two schema_migrations) }
let(:views) { %w(three four) }
let(:schemas) { Gitlab::Database::EXTRA_SCHEMAS }
context 'with a single database' do
let(:connection) { ActiveRecord::Base.connection }
before do
skip_if_multiple_databases_are_setup
allow(connection).to receive(:execute).and_return(nil)
allow(connection).to receive(:tables).and_return(tables)
allow(connection).to receive(:views).and_return(views)
end
it 'drops all objects for the database', :aggregate_failures do
expect_objects_to_be_dropped(connection)
run_rake_task('gitlab:db:drop_tables')
end
end
context 'with multiple databases', :aggregate_failures do
let(:main_model) { double(:model, connection: double(:connection, tables: tables, views: views)) }
let(:ci_model) { double(:model, connection: double(:connection, tables: tables, views: views)) }
let(:base_models) { { 'main' => main_model, 'ci' => ci_model } }
before do
skip_unless_ci_uses_database_tasks
allow(Gitlab::Database).to receive(:database_base_models).and_return(base_models)
allow(main_model.connection).to receive(:table_exists?).with('schema_migrations').and_return(true)
allow(ci_model.connection).to receive(:table_exists?).with('schema_migrations').and_return(true)
(tables + views + schemas).each do |name|
allow(main_model.connection).to receive(:quote_table_name).with(name).and_return("\"#{name}\"")
allow(ci_model.connection).to receive(:quote_table_name).with(name).and_return("\"#{name}\"")
end
end
it 'drops all objects for all databases', :aggregate_failures do
expect_objects_to_be_dropped(main_model.connection)
expect_objects_to_be_dropped(ci_model.connection)
run_rake_task('gitlab:db:drop_tables')
end
context 'when the single database task is used' do
it 'drops all objects for the given database', :aggregate_failures do
expect_objects_to_be_dropped(main_model.connection)
expect(ci_model.connection).not_to receive(:execute)
run_rake_task('gitlab:db:drop_tables:main')
end
end
context 'with geo configured' do
before do
skip_unless_geo_configured
end
it 'does not create a task for the geo database' do
expect { run_rake_task('gitlab:db:drop_tables:geo') }
.to raise_error(/Don't know how to build task 'gitlab:db:drop_tables:geo'/)
end
end
end
def expect_objects_to_be_dropped(connection)
expect(connection).to receive(:execute).with('DROP TABLE IF EXISTS "one" CASCADE')
expect(connection).to receive(:execute).with('DROP TABLE IF EXISTS "two" CASCADE')
expect(connection).to receive(:execute).with('DROP VIEW IF EXISTS "three" CASCADE')
expect(connection).to receive(:execute).with('DROP VIEW IF EXISTS "four" CASCADE')
expect(connection).to receive(:execute).with('TRUNCATE schema_migrations')
Gitlab::Database::EXTRA_SCHEMAS.each do |schema|
expect(connection).to receive(:execute).with("DROP SCHEMA IF EXISTS \"#{schema}\" CASCADE")
end
end
end
describe 'create_dynamic_partitions' do
context 'with a single database' do
before do
skip_if_multiple_databases_are_setup
end
it 'delegates syncing of partitions without limiting databases' do
expect(Gitlab::Database::Partitioning).to receive(:sync_partitions)
run_rake_task('gitlab:db:create_dynamic_partitions')
end
end
context 'with multiple databases' do
before do
skip_unless_ci_uses_database_tasks
end
context 'when running the multi-database variant' do
it 'delegates syncing of partitions without limiting databases' do
expect(Gitlab::Database::Partitioning).to receive(:sync_partitions)
run_rake_task('gitlab:db:create_dynamic_partitions')
end
end
context 'when running a single-database variant' do
it 'delegates syncing of partitions for the chosen database' do
expect(Gitlab::Database::Partitioning).to receive(:sync_partitions).with(only_on: 'main')
run_rake_task('gitlab:db:create_dynamic_partitions:main')
end
end
end
context 'with geo configured' do
before do
skip_unless_geo_configured
end
it 'does not create a task for the geo database' do
expect { run_rake_task('gitlab:db:create_dynamic_partitions:geo') }
.to raise_error(/Don't know how to build task 'gitlab:db:create_dynamic_partitions:geo'/)
end
end
end
describe 'reindex' do
context 'with a single database' do
before do
skip_if_multiple_databases_are_setup
end
it 'delegates to Gitlab::Database::Reindexing' do
expect(Gitlab::Database::Reindexing).to receive(:invoke).with(no_args)
run_rake_task('gitlab:db:reindex')
end
context 'when reindexing is not enabled' do
it 'is a no-op' do
expect(Gitlab::Database::Reindexing).to receive(:enabled?).and_return(false)
expect(Gitlab::Database::Reindexing).not_to receive(:invoke)
expect { run_rake_task('gitlab:db:reindex') }.to raise_error(SystemExit)
end
end
end
context 'with multiple databases' do
let(:base_models) { { 'main' => double(:model), 'ci' => double(:model) } }
before do
skip_if_multiple_databases_not_setup
allow(Gitlab::Database).to receive(:database_base_models).and_return(base_models)
end
it 'delegates to Gitlab::Database::Reindexing without a specific database' do
expect(Gitlab::Database::Reindexing).to receive(:invoke).with(no_args)
run_rake_task('gitlab:db:reindex')
end
context 'when the single database task is used' do
before do
skip_unless_ci_uses_database_tasks
end
it 'delegates to Gitlab::Database::Reindexing with a specific database' do
expect(Gitlab::Database::Reindexing).to receive(:invoke).with('ci')
run_rake_task('gitlab:db:reindex:ci')
end
context 'when reindexing is not enabled' do
it 'is a no-op' do
expect(Gitlab::Database::Reindexing).to receive(:enabled?).and_return(false)
expect(Gitlab::Database::Reindexing).not_to receive(:invoke)
expect { run_rake_task('gitlab:db:reindex:ci') }.to raise_error(SystemExit)
end
end
end
context 'with geo configured' do
before do
skip_unless_geo_configured
end
it 'does not create a task for the geo database' do
expect { run_rake_task('gitlab:db:reindex:geo') }
.to raise_error(/Don't know how to build task 'gitlab:db:reindex:geo'/)
end
end
end
end
describe 'enqueue_reindexing_action' do
let(:index_name) { 'public.users_pkey' }
it 'creates an entry in the queue' do
expect do
run_rake_task('gitlab:db:enqueue_reindexing_action', "[#{index_name}, main]")
end.to change { Gitlab::Database::PostgresIndex.find(index_name).queued_reindexing_actions.size }.from(0).to(1)
end
it 'defaults to main database' do
expect(Gitlab::Database::SharedModel).to receive(:using_connection).with(ActiveRecord::Base.connection).and_call_original
expect do
run_rake_task('gitlab:db:enqueue_reindexing_action', "[#{index_name}]")
end.to change { Gitlab::Database::PostgresIndex.find(index_name).queued_reindexing_actions.size }.from(0).to(1)
end
end
describe 'active' do
using RSpec::Parameterized::TableSyntax
let(:task) { 'gitlab:db:active' }
let(:self_monitoring) { double('self_monitoring') }
where(:needs_migration, :self_monitoring_project, :project_count, :exit_status, :exit_code) do
true | nil | nil | 1 | false
false | :self_monitoring | 1 | 1 | false
false | nil | 0 | 1 | false
false | :self_monitoring | 2 | 0 | true
end
with_them do
it 'exits 0 or 1 depending on user modifications to the database' do
allow_any_instance_of(ActiveRecord::MigrationContext).to receive(:needs_migration?).and_return(needs_migration)
allow_any_instance_of(ApplicationSetting).to receive(:self_monitoring_project).and_return(self_monitoring_project)
allow(Project).to receive(:count).and_return(project_count)
expect { run_rake_task(task) }.to raise_error do |error|
expect(error).to be_a(SystemExit)
expect(error.status).to eq(exit_status)
expect(error.success?).to be(exit_code)
end
end
end
end
describe '#migrate_with_instrumentation' do
describe '#up' do
subject { run_rake_task('gitlab:db:migration_testing:up') }
it 'delegates to the migration runner' do
expect(::Gitlab::Database::Migrations::Runner).to receive_message_chain(:up, :run)
subject
end
end
describe '#down' do
subject { run_rake_task('gitlab:db:migration_testing:down') }
it 'delegates to the migration runner' do
expect(::Gitlab::Database::Migrations::Runner).to receive_message_chain(:down, :run)
subject
end
end
describe '#sample_background_migrations' do
it 'delegates to the migration runner with a default sample duration' do
expect(::Gitlab::Database::Migrations::Runner).to receive_message_chain(:background_migrations, :run_jobs).with(for_duration: 30.minutes)
run_rake_task('gitlab:db:migration_testing:sample_background_migrations')
end
it 'delegates to the migration runner with a configured sample duration' do
expect(::Gitlab::Database::Migrations::Runner).to receive_message_chain(:background_migrations, :run_jobs).with(for_duration: 100.seconds)
run_rake_task('gitlab:db:migration_testing:sample_background_migrations', '[100]')
end
end
describe '#sample_batched_background_migrations' do
let(:batched_runner) { instance_double(::Gitlab::Database::Migrations::TestBatchedBackgroundRunner) }
it 'delegates to the migration runner for the main database with a default sample duration' do
expect(::Gitlab::Database::Migrations::Runner).to receive(:batched_background_migrations)
.with(for_database: 'main').and_return(batched_runner)
expect(batched_runner).to receive(:run_jobs).with(for_duration: 30.minutes)
run_rake_task('gitlab:db:migration_testing:sample_batched_background_migrations')
end
it 'delegates to the migration runner for a specified database with a default sample duration' do
expect(::Gitlab::Database::Migrations::Runner).to receive(:batched_background_migrations)
.with(for_database: 'ci').and_return(batched_runner)
expect(batched_runner).to receive(:run_jobs).with(for_duration: 30.minutes)
run_rake_task('gitlab:db:migration_testing:sample_batched_background_migrations', '[ci]')
end
it 'delegates to the migration runner for a specified database and sample duration' do
expect(::Gitlab::Database::Migrations::Runner).to receive(:batched_background_migrations)
.with(for_database: 'ci').and_return(batched_runner)
expect(batched_runner).to receive(:run_jobs).with(for_duration: 100.seconds)
run_rake_task('gitlab:db:migration_testing:sample_batched_background_migrations', '[ci, 100]')
end
end
end
describe '#execute_batched_migrations' do
subject(:execute_batched_migrations) { run_rake_task('gitlab:db:execute_batched_migrations') }
let(:connections) do
{
main: instance_double(ActiveRecord::ConnectionAdapters::PostgreSQLAdapter),
ci: instance_double(ActiveRecord::ConnectionAdapters::PostgreSQLAdapter)
}
end
let(:runners) do
{
main: instance_double('Gitlab::Database::BackgroundMigration::BatchedMigrationRunner'),
ci: instance_double('Gitlab::Database::BackgroundMigration::BatchedMigrationRunner')
}
end
let(:migrations) do
{
main: build_list(:batched_background_migration, 1),
ci: build_list(:batched_background_migration, 1)
}
end
before do
each_database = class_double('Gitlab::Database::EachDatabase').as_stubbed_const
allow(each_database).to receive(:each_database_connection)
.and_yield(connections[:main], 'main')
.and_yield(connections[:ci], 'ci')
keys = migrations.keys
allow(Gitlab::Database::BackgroundMigration::BatchedMigration)
.to receive_message_chain(:with_status, :queue_order) { migrations[keys.shift] }
end
it 'executes all migrations' do
[:main, :ci].each do |name|
expect(Gitlab::Database::BackgroundMigration::BatchedMigrationRunner).to receive(:new)
.with(connection: connections[name])
.and_return(runners[name])
expect(runners[name]).to receive(:run_entire_migration).with(migrations[name].first)
end
execute_batched_migrations
end
end
context 'with multiple databases', :reestablished_active_record_base do
before do
skip_unless_ci_uses_database_tasks
end
describe 'db:structure:dump against a single database' do
it 'invokes gitlab:db:clean_structure_sql' do
expect(Rake::Task['gitlab:db:clean_structure_sql']).to receive(:invoke).twice.and_return(true)
expect { run_rake_task('db:structure:dump:main') }.not_to raise_error
end
end
describe 'db:schema:dump against a single database' do
it 'invokes gitlab:db:clean_structure_sql' do
expect(Rake::Task['gitlab:db:clean_structure_sql']).to receive(:invoke).once.and_return(true)
expect { run_rake_task('db:schema:dump:main') }.not_to raise_error
end
end
describe 'db:migrate against a single database' do
it 'invokes gitlab:db:create_dynamic_partitions for the same database' do
expect(Rake::Task['gitlab:db:create_dynamic_partitions:main']).to receive(:invoke).once.and_return(true)
expect { run_rake_task('db:migrate:main') }.not_to raise_error
end
end
describe 'db:migrate:geo' do
before do
skip_unless_geo_configured
end
it 'does not invoke gitlab:db:create_dynamic_partitions' do
expect(Rake::Task['gitlab:db:create_dynamic_partitions']).not_to receive(:invoke)
expect { run_rake_task('db:migrate:geo') }.not_to raise_error
end
end
end
describe 'gitlab:db:reset_as_non_superuser' do
let(:connection_pool) { instance_double(ActiveRecord::ConnectionAdapters::ConnectionPool ) }
let(:connection) { instance_double(ActiveRecord::ConnectionAdapters::PostgreSQLAdapter) }
let(:configurations) { double(ActiveRecord::DatabaseConfigurations) }
let(:configuration) { instance_double(ActiveRecord::DatabaseConfigurations::HashConfig, env_name: 'test', name: 'main') }
let(:config_hash) { { username: 'foo' } }
before do
allow(Rake::Task['db:drop']).to receive(:invoke)
allow(Rake::Task['db:create']).to receive(:invoke)
allow(ActiveRecord::Base).to receive(:configurations).and_return(configurations)
allow(configurations).to receive(:configs_for).and_return([configuration])
allow(configuration).to receive(:configuration_hash).and_return(config_hash)
allow(ActiveRecord::Base).to receive(:establish_connection).and_return(connection_pool)
end
it 'migrate as nonsuperuser check with default username' do
expect(config_hash).to receive(:merge).with({ username: 'gitlab' }).and_call_original
expect(Gitlab::Database).to receive(:check_for_non_superuser)
expect(Rake::Task['db:migrate']).to receive(:invoke)
run_rake_task('gitlab:db:reset_as_non_superuser')
end
it 'migrate as nonsuperuser check with specified username' do
expect(config_hash).to receive(:merge).with({ username: 'foo' }).and_call_original
expect(Gitlab::Database).to receive(:check_for_non_superuser)
expect(Rake::Task['db:migrate']).to receive(:invoke)
run_rake_task('gitlab:db:reset_as_non_superuser', '[foo]')
end
end
def run_rake_task(task_name, arguments = '')
Rake::Task[task_name].reenable
Rake.application.invoke_task("#{task_name}#{arguments}")
end
def expect_multiple_executions_of_task(test_task_name, task_to_invoke, count: 2)
Rake::Task.define_task(test_task_name => :environment) do
count.times do
yield
Rake::Task[task_to_invoke].invoke
end
end
run_rake_task(test_task_name)
end
def skip_unless_ci_uses_database_tasks
skip "Skipping because database tasks won't run against the ci database" unless ci_database_tasks?
end
def ci_database_tasks?
!!ActiveRecord::Base.configurations.configs_for(env_name: Rails.env, name: 'ci')&.database_tasks?
end
def skip_unless_geo_configured
skip 'Skipping because the geo database is not configured' unless geo_configured?
end
def geo_configured?
!!ActiveRecord::Base.configurations.configs_for(env_name: Rails.env, name: 'geo')
end
end