diff options
| -rw-r--r-- | activerecord/CHANGELOG.md | 7 | ||||
| -rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb | 6 | ||||
| -rw-r--r-- | activerecord/lib/active_record/migration.rb | 24 | ||||
| -rw-r--r-- | activerecord/lib/active_record/schema_migration.rb | 29 | ||||
| -rw-r--r-- | activerecord/test/cases/migration/logger_test.rb | 4 | ||||
| -rw-r--r-- | activerecord/test/cases/migration/table_and_index_test.rb | 24 | ||||
| -rw-r--r-- | activerecord/test/cases/migration_test.rb | 9 | ||||
| -rw-r--r-- | activerecord/test/cases/migrator_test.rb | 9 | ||||
| -rw-r--r-- | activerecord/test/cases/schema_dumper_test.rb | 2 | ||||
| -rw-r--r-- | activerecord/test/cases/schema_migration_test.rb | 54 |
10 files changed, 125 insertions, 43 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index 130d0f05d2..ecec187329 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,5 +1,12 @@ ## Rails 4.0.0 (unreleased) ## +* Add metadata columns to schema_migrations table. + New columns are: migrated_at (timestamp), + fingerprint (md5 hash of migration source), and + name (filename minus version and extension) + + *Josh Susser* + * Add STI support to init and building associations. Allows you to do BaseClass.new(:type => "SubClass") as well as parent.children.build(:type => "SubClass") or parent.build_child diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb index f1e42dfbbe..7802cb02d8 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -490,7 +490,7 @@ module ActiveRecord sm_table = ActiveRecord::Migrator.schema_migrations_table_name ActiveRecord::SchemaMigration.order('version').map { |sm| - "INSERT INTO #{sm_table} (version) VALUES ('#{sm.version}');" + "INSERT INTO #{sm_table} (version, migrated_at, name) VALUES ('#{sm.version}',LOCALTIMESTAMP,'#{sm.name}');" }.join "\n\n" end @@ -512,7 +512,7 @@ module ActiveRecord end unless migrated.include?(version) - execute "INSERT INTO #{sm_table} (version) VALUES ('#{version}')" + ActiveRecord::SchemaMigration.create!(:version => version, :migrated_at => Time.now) end inserted = Set.new @@ -520,7 +520,7 @@ module ActiveRecord if inserted.include?(v) raise "Duplicate migration #{v}. Please renumber your migrations to resolve the conflict." elsif v < version - execute "INSERT INTO #{sm_table} (version) VALUES ('#{v}')" + ActiveRecord::SchemaMigration.create!(:version => v, :migrated_at => Time.now) inserted << v end end diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 22347fcaef..4ce276d4bf 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -1,5 +1,6 @@ require "active_support/core_ext/class/attribute_accessors" require 'set' +require 'digest/md5' module ActiveRecord # Exception that can be raised to stop migrations from going backwards. @@ -554,6 +555,10 @@ module ActiveRecord delegate :migrate, :announce, :write, :to => :migration + def fingerprint + @fingerprint ||= Digest::MD5.hexdigest(File.read(filename)) + end + private def migration @@ -724,7 +729,7 @@ module ActiveRecord raise UnknownMigrationVersionError.new(@target_version) if target.nil? unless (up? && migrated.include?(target.version.to_i)) || (down? && !migrated.include?(target.version.to_i)) target.migrate(@direction) - record_version_state_after_migrating(target.version) + record_version_state_after_migrating(target) end end @@ -747,7 +752,7 @@ module ActiveRecord begin ddl_transaction do migration.migrate(@direction) - record_version_state_after_migrating(migration.version) + record_version_state_after_migrating(migration) end rescue => e canceled_msg = Base.connection.supports_ddl_transactions? ? "this and " : "" @@ -805,13 +810,18 @@ module ActiveRecord raise DuplicateMigrationVersionError.new(version) if version end - def record_version_state_after_migrating(version) + def record_version_state_after_migrating(target) if down? - migrated.delete(version) - ActiveRecord::SchemaMigration.where(:version => version.to_s).delete_all + migrated.delete(target.version) + ActiveRecord::SchemaMigration.where(:version => target.version.to_s).delete_all else - migrated << version - ActiveRecord::SchemaMigration.create!(:version => version.to_s) + migrated << target.version + ActiveRecord::SchemaMigration.create!( + :version => target.version.to_s, + :migrated_at => Time.now, + :fingerprint => target.fingerprint, + :name => File.basename(target.filename,'.rb').gsub(/^\d+_/,'') + ) end end diff --git a/activerecord/lib/active_record/schema_migration.rb b/activerecord/lib/active_record/schema_migration.rb index 9830abe7d8..fd226d5eba 100644 --- a/activerecord/lib/active_record/schema_migration.rb +++ b/activerecord/lib/active_record/schema_migration.rb @@ -14,17 +14,38 @@ module ActiveRecord end def self.create_table - unless connection.table_exists?(table_name) + if connection.table_exists?(table_name) + cols = connection.columns(table_name).collect { |col| col.name } + unless cols.include?("migrated_at") + connection.add_column(table_name, "migrated_at", :datetime) + q_table_name = connection.quote_table_name(table_name) + q_timestamp = connection.quoted_date(Time.now) + connection.update("UPDATE #{q_table_name} SET migrated_at = '#{q_timestamp}' WHERE migrated_at IS NULL") + connection.change_column(table_name, "migrated_at", :datetime, :null => false) + end + unless cols.include?("fingerprint") + connection.add_column(table_name, "fingerprint", :string, :limit => 32) + end + unless cols.include?("name") + connection.add_column(table_name, "name", :string) + end + else connection.create_table(table_name, :id => false) do |t| - t.column :version, :string, :null => false + t.column "version", :string, :null => false + t.column "migrated_at", :datetime, :null => false + t.column "fingerprint", :string, :limit => 32 + t.column "name", :string end - connection.add_index table_name, :version, :unique => true, :name => index_name + connection.add_index(table_name, "version", :unique => true, :name => index_name) end + reset_column_information end def self.drop_table + if connection.index_exists?(table_name, "version", :unique => true, :name => index_name) + connection.remove_index(table_name, :name => index_name) + end if connection.table_exists?(table_name) - connection.remove_index table_name, :name => index_name connection.drop_table(table_name) end end diff --git a/activerecord/test/cases/migration/logger_test.rb b/activerecord/test/cases/migration/logger_test.rb index ee0c20747e..6e62c1fcbe 100644 --- a/activerecord/test/cases/migration/logger_test.rb +++ b/activerecord/test/cases/migration/logger_test.rb @@ -6,10 +6,12 @@ module ActiveRecord # mysql can't roll back ddl changes self.use_transactional_fixtures = false - Migration = Struct.new(:name, :version) do + Migration = Struct.new(:name, :version, :filename, :fingerprint) do def migrate direction # do nothing end + def filename; "anon.rb"; end + def fingerprint; "123456789012345678901234567890ab"; end end def setup diff --git a/activerecord/test/cases/migration/table_and_index_test.rb b/activerecord/test/cases/migration/table_and_index_test.rb deleted file mode 100644 index 8fd770abd1..0000000000 --- a/activerecord/test/cases/migration/table_and_index_test.rb +++ /dev/null @@ -1,24 +0,0 @@ -require "cases/helper" - -module ActiveRecord - class Migration - class TableAndIndexTest < ActiveRecord::TestCase - def test_add_schema_info_respects_prefix_and_suffix - conn = ActiveRecord::Base.connection - - conn.drop_table(ActiveRecord::Migrator.schema_migrations_table_name) if conn.table_exists?(ActiveRecord::Migrator.schema_migrations_table_name) - # Use shorter prefix and suffix as in Oracle database identifier cannot be larger than 30 characters - ActiveRecord::Base.table_name_prefix = 'p_' - ActiveRecord::Base.table_name_suffix = '_s' - conn.drop_table(ActiveRecord::Migrator.schema_migrations_table_name) if conn.table_exists?(ActiveRecord::Migrator.schema_migrations_table_name) - - conn.initialize_schema_migrations_table - - assert_equal "p_unique_schema_migrations_s", conn.indexes(ActiveRecord::Migrator.schema_migrations_table_name)[0][:name] - ensure - ActiveRecord::Base.table_name_prefix = "" - ActiveRecord::Base.table_name_suffix = "" - end - end - end -end diff --git a/activerecord/test/cases/migration_test.rb b/activerecord/test/cases/migration_test.rb index c155f29973..2c74bb6719 100644 --- a/activerecord/test/cases/migration_test.rb +++ b/activerecord/test/cases/migration_test.rb @@ -59,12 +59,21 @@ class MigrationTest < ActiveRecord::TestCase def test_migrator_versions migrations_path = MIGRATIONS_ROOT + "/valid" ActiveRecord::Migrator.migrations_paths = migrations_path + m0_path = File.join(migrations_path, "1_valid_people_have_last_names.rb") + m0_fingerprint = Digest::MD5.hexdigest(File.read(m0_path)) ActiveRecord::Migrator.up(migrations_path) assert_equal 3, ActiveRecord::Migrator.current_version assert_equal 3, ActiveRecord::Migrator.last_version assert_equal false, ActiveRecord::Migrator.needs_migration? + rows = connection.select_all("SELECT * FROM #{connection.quote_table_name(ActiveRecord::Migrator.schema_migrations_table_name)}") + assert_equal m0_fingerprint, rows[0]["fingerprint"] + assert_equal "valid_people_have_last_names", rows[0]["name"] + rows.each do |row| + assert_match(/\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}/, row["migrated_at"], "missing migrated_at") + end + ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid") assert_equal 0, ActiveRecord::Migrator.current_version assert_equal 3, ActiveRecord::Migrator.last_version diff --git a/activerecord/test/cases/migrator_test.rb b/activerecord/test/cases/migrator_test.rb index 1e16addcf3..0f0384382f 100644 --- a/activerecord/test/cases/migrator_test.rb +++ b/activerecord/test/cases/migrator_test.rb @@ -18,6 +18,9 @@ module ActiveRecord def up; @went_up = true; end def down; @went_down = true; end + # also used in place of a MigrationProxy + def filename; "anon.rb"; end + def fingerprint; "123456789012345678901234567890ab"; end end def setup @@ -102,7 +105,7 @@ module ActiveRecord end def test_finds_pending_migrations - ActiveRecord::SchemaMigration.create!(:version => '1') + ActiveRecord::SchemaMigration.create!(:version => '1', :name => "anon", :migrated_at => Time.now) migration_list = [ Migration.new('foo', 1), Migration.new('bar', 3) ] migrations = ActiveRecord::Migrator.new(:up, migration_list).pending_migrations @@ -152,7 +155,7 @@ module ActiveRecord end def test_current_version - ActiveRecord::SchemaMigration.create!(:version => '1000') + ActiveRecord::SchemaMigration.create!(:version => '1000', :name => "anon", :migrated_at => Time.now) assert_equal 1000, ActiveRecord::Migrator.current_version end @@ -320,7 +323,7 @@ module ActiveRecord def test_only_loads_pending_migrations # migrate up to 1 - ActiveRecord::SchemaMigration.create!(:version => '1') + ActiveRecord::SchemaMigration.create!(:version => '1', :name => "anon", :migrated_at => Time.now) calls, migrator = migrator_class(3) migrator.migrate("valid", nil) diff --git a/activerecord/test/cases/schema_dumper_test.rb b/activerecord/test/cases/schema_dumper_test.rb index 7ff0044bd4..2f75eb0995 100644 --- a/activerecord/test/cases/schema_dumper_test.rb +++ b/activerecord/test/cases/schema_dumper_test.rb @@ -18,7 +18,7 @@ class SchemaDumperTest < ActiveRecord::TestCase def test_dump_schema_information_outputs_lexically_ordered_versions versions = %w{ 20100101010101 20100201010101 20100301010101 } versions.reverse.each do |v| - ActiveRecord::SchemaMigration.create!(:version => v) + ActiveRecord::SchemaMigration.create!(:version => v, :name => "anon", :migrated_at => Time.now) end schema_info = ActiveRecord::Base.connection.dump_schema_information diff --git a/activerecord/test/cases/schema_migration_test.rb b/activerecord/test/cases/schema_migration_test.rb new file mode 100644 index 0000000000..34b9fa520a --- /dev/null +++ b/activerecord/test/cases/schema_migration_test.rb @@ -0,0 +1,54 @@ +require "cases/helper" + +class SchemaMigrationTest < ActiveRecord::TestCase + def sm_table_name + ActiveRecord::SchemaMigration.table_name + end + + def connection + ActiveRecord::Base.connection + end + + def test_add_schema_info_respects_prefix_and_suffix + connection.drop_table(sm_table_name) if connection.table_exists?(sm_table_name) + # Use shorter prefix and suffix as in Oracle database identifier cannot be larger than 30 characters + ActiveRecord::Base.table_name_prefix = 'p_' + ActiveRecord::Base.table_name_suffix = '_s' + connection.drop_table(sm_table_name) if connection.table_exists?(sm_table_name) + + ActiveRecord::SchemaMigration.create_table + + assert_equal "p_unique_schema_migrations_s", connection.indexes(sm_table_name)[0][:name] + ensure + ActiveRecord::Base.table_name_prefix = "" + ActiveRecord::Base.table_name_suffix = "" + end + + def test_add_metadata_columns_to_exisiting_schema_migrations + # creates the old table schema from pre-Rails4.0, so we can test adding to it below + if connection.table_exists?(sm_table_name) + connection.drop_table(sm_table_name) + end + connection.create_table(sm_table_name, :id => false) do |schema_migrations_table| + schema_migrations_table.column("version", :string, :null => false) + end + + connection.insert "INSERT INTO #{connection.quote_table_name(sm_table_name)} (version) VALUES (100)" + connection.insert "INSERT INTO #{connection.quote_table_name(sm_table_name)} (version) VALUES (200)" + + ActiveRecord::SchemaMigration.create_table + + rows = connection.select_all("SELECT * FROM #{connection.quote_table_name(sm_table_name)}") + assert rows[0].has_key?("migrated_at"), "missing column `migrated_at`" + assert_match(/\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}/, rows[0]["migrated_at"]) + assert rows[0].has_key?("fingerprint"), "missing column `fingerprint`" + assert rows[0].has_key?("name"), "missing column `name`" + end + + def test_schema_migrations_columns + ActiveRecord::SchemaMigration.create_table + + columns = connection.columns(sm_table_name).collect(&:name) + %w[version migrated_at fingerprint name].each { |col| assert columns.include?(col), "missing column `#{col}`" } + end +end |