188 lines
8.6 KiB
Ruby
188 lines
8.6 KiB
Ruby
namespace :db do
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desc "Migrate the database through scripts in db/migrate. Target specific version with VERSION=x"
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task :migrate => :environment do
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ActiveRecord::Migrator.migrate("db/migrate/", ENV["VERSION"] ? ENV["VERSION"].to_i : nil)
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Rake::Task["db:schema:dump"].invoke if ActiveRecord::Base.schema_format == :ruby
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end
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namespace :fixtures do
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desc "Load fixtures into the current environment's database. Load specific fixtures using FIXTURES=x,y"
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task :load => :environment do
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require 'active_record/fixtures'
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ActiveRecord::Base.establish_connection(RAILS_ENV.to_sym)
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(ENV['FIXTURES'] ? ENV['FIXTURES'].split(/,/) : Dir.glob(File.join(RAILS_ROOT, 'test', 'fixtures', '*.{yml,csv}'))).each do |fixture_file|
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Fixtures.create_fixtures('test/fixtures', File.basename(fixture_file, '.*'))
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end
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end
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end
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namespace :schema do
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desc "Create a db/schema.rb file that can be portably used against any DB supported by AR"
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task :dump => :environment do
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require 'active_record/schema_dumper'
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File.open(ENV['SCHEMA'] || "db/schema.rb", "w") do |file|
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ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, file)
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end
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end
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desc "Load a schema.rb file into the database"
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task :load => :environment do
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file = ENV['SCHEMA'] || "db/schema.rb"
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load(file)
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end
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end
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namespace :structure do
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desc "Dump the database structure to a SQL file"
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task :dump => :environment do
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abcs = ActiveRecord::Base.configurations
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case abcs[RAILS_ENV]["adapter"]
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when "mysql", "oci", "oracle"
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ActiveRecord::Base.establish_connection(abcs[RAILS_ENV])
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File.open("db/#{RAILS_ENV}_structure.sql", "w+") { |f| f << ActiveRecord::Base.connection.structure_dump }
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when "postgresql"
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ENV['PGHOST'] = abcs[RAILS_ENV]["host"] if abcs[RAILS_ENV]["host"]
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ENV['PGPORT'] = abcs[RAILS_ENV]["port"].to_s if abcs[RAILS_ENV]["port"]
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ENV['PGPASSWORD'] = abcs[RAILS_ENV]["password"].to_s if abcs[RAILS_ENV]["password"]
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search_path = abcs[RAILS_ENV]["schema_search_path"]
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search_path = "--schema=#{search_path}" if search_path
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`pg_dump -i -U "#{abcs[RAILS_ENV]["username"]}" -s -x -O -f db/#{RAILS_ENV}_structure.sql #{search_path} #{abcs[RAILS_ENV]["database"]}`
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raise "Error dumping database" if $?.exitstatus == 1
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when "sqlite", "sqlite3"
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dbfile = abcs[RAILS_ENV]["database"] || abcs[RAILS_ENV]["dbfile"]
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`#{abcs[RAILS_ENV]["adapter"]} #{dbfile} .schema > db/#{RAILS_ENV}_structure.sql`
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when "sqlserver"
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`scptxfr /s #{abcs[RAILS_ENV]["host"]} /d #{abcs[RAILS_ENV]["database"]} /I /f db\\#{RAILS_ENV}_structure.sql /q /A /r`
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`scptxfr /s #{abcs[RAILS_ENV]["host"]} /d #{abcs[RAILS_ENV]["database"]} /I /F db\ /q /A /r`
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when "firebird"
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set_firebird_env(abcs[RAILS_ENV])
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db_string = firebird_db_string(abcs[RAILS_ENV])
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sh "isql -a #{db_string} > db/#{RAILS_ENV}_structure.sql"
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else
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raise "Task not supported by '#{abcs["test"]["adapter"]}'"
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end
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if ActiveRecord::Base.connection.supports_migrations?
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File.open("db/#{RAILS_ENV}_structure.sql", "a") { |f| f << ActiveRecord::Base.connection.dump_schema_information }
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end
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end
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end
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namespace :test do
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desc "Recreate the test database from the current environment's database schema"
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task :clone => %w(db:schema:dump db:test:purge) do
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ActiveRecord::Base.establish_connection(ActiveRecord::Base.configurations['test'])
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ActiveRecord::Schema.verbose = false
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Rake::Task["db:schema:load"].invoke
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end
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desc "Recreate the test databases from the development structure"
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task :clone_structure => [ "db:structure:dump", "db:test:purge" ] do
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abcs = ActiveRecord::Base.configurations
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case abcs["test"]["adapter"]
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when "mysql"
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ActiveRecord::Base.establish_connection(:test)
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ActiveRecord::Base.connection.execute('SET foreign_key_checks = 0')
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IO.readlines("db/#{RAILS_ENV}_structure.sql").join.split("\n\n").each do |table|
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ActiveRecord::Base.connection.execute(table)
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end
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when "postgresql"
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ENV['PGHOST'] = abcs["test"]["host"] if abcs["test"]["host"]
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ENV['PGPORT'] = abcs["test"]["port"].to_s if abcs["test"]["port"]
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ENV['PGPASSWORD'] = abcs["test"]["password"].to_s if abcs["test"]["password"]
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`psql -U "#{abcs["test"]["username"]}" -f db/#{RAILS_ENV}_structure.sql #{abcs["test"]["database"]}`
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when "sqlite", "sqlite3"
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dbfile = abcs["test"]["database"] || abcs["test"]["dbfile"]
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`#{abcs["test"]["adapter"]} #{dbfile} < db/#{RAILS_ENV}_structure.sql`
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when "sqlserver"
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`osql -E -S #{abcs["test"]["host"]} -d #{abcs["test"]["database"]} -i db\\#{RAILS_ENV}_structure.sql`
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when "oci", "oracle"
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ActiveRecord::Base.establish_connection(:test)
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IO.readlines("db/#{RAILS_ENV}_structure.sql").join.split(";\n\n").each do |ddl|
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ActiveRecord::Base.connection.execute(ddl)
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end
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when "firebird"
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set_firebird_env(abcs["test"])
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db_string = firebird_db_string(abcs["test"])
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sh "isql -i db/#{RAILS_ENV}_structure.sql #{db_string}"
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else
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raise "Task not supported by '#{abcs["test"]["adapter"]}'"
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end
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end
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desc "Empty the test database"
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task :purge => :environment do
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abcs = ActiveRecord::Base.configurations
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case abcs["test"]["adapter"]
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when "mysql"
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ActiveRecord::Base.establish_connection(:test)
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ActiveRecord::Base.connection.recreate_database(abcs["test"]["database"])
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when "postgresql"
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ENV['PGHOST'] = abcs["test"]["host"] if abcs["test"]["host"]
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ENV['PGPORT'] = abcs["test"]["port"].to_s if abcs["test"]["port"]
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ENV['PGPASSWORD'] = abcs["test"]["password"].to_s if abcs["test"]["password"]
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enc_option = "-E #{abcs["test"]["encoding"]}" if abcs["test"]["encoding"]
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ActiveRecord::Base.clear_active_connections!
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`dropdb -U "#{abcs["test"]["username"]}" #{abcs["test"]["database"]}`
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`createdb #{enc_option} -U "#{abcs["test"]["username"]}" #{abcs["test"]["database"]}`
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when "sqlite","sqlite3"
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dbfile = abcs["test"]["database"] || abcs["test"]["dbfile"]
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File.delete(dbfile) if File.exist?(dbfile)
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when "sqlserver"
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dropfkscript = "#{abcs["test"]["host"]}.#{abcs["test"]["database"]}.DP1".gsub(/\\/,'-')
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`osql -E -S #{abcs["test"]["host"]} -d #{abcs["test"]["database"]} -i db\\#{dropfkscript}`
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`osql -E -S #{abcs["test"]["host"]} -d #{abcs["test"]["database"]} -i db\\#{RAILS_ENV}_structure.sql`
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when "oci", "oracle"
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ActiveRecord::Base.establish_connection(:test)
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ActiveRecord::Base.connection.structure_drop.split(";\n\n").each do |ddl|
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ActiveRecord::Base.connection.execute(ddl)
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end
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when "firebird"
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ActiveRecord::Base.establish_connection(:test)
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ActiveRecord::Base.connection.recreate_database!
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else
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raise "Task not supported by '#{abcs["test"]["adapter"]}'"
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end
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end
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desc 'Prepare the test database and load the schema'
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task :prepare => :environment do
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if defined?(ActiveRecord::Base) && !ActiveRecord::Base.configurations.blank?
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Rake::Task[{ :sql => "db:test:clone_structure", :ruby => "db:test:clone" }[ActiveRecord::Base.schema_format]].invoke
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end
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end
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end
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namespace :sessions do
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desc "Creates a sessions table for use with CGI::Session::ActiveRecordStore"
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task :create => :environment do
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raise "Task unavailable to this database (no migration support)" unless ActiveRecord::Base.connection.supports_migrations?
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require 'rails_generator'
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require 'rails_generator/scripts/generate'
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Rails::Generator::Scripts::Generate.new.run(["session_migration", ENV["MIGRATION"] || "AddSessions"])
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end
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desc "Clear the sessions table"
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task :clear => :environment do
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session_table = 'session'
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session_table = Inflector.pluralize(session_table) if ActiveRecord::Base.pluralize_table_names
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ActiveRecord::Base.connection.execute "DELETE FROM #{session_table}"
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end
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end
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end
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def session_table_name
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ActiveRecord::Base.pluralize_table_names ? :sessions : :session
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end
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def set_firebird_env(config)
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ENV["ISC_USER"] = config["username"].to_s if config["username"]
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ENV["ISC_PASSWORD"] = config["password"].to_s if config["password"]
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end
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def firebird_db_string(config)
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FireRuby::Database.db_string_for(config.symbolize_keys)
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end
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