@@ -27,6 +27,64 @@ module Mack Mack::Database.establish_connection(env) drop_database(repis) end + + # abcs = ActiveRecord::Base.configurations + # case abcs[RAILS_ENV]["adapter"] + # when "mysql", "oci", "oracle" + # ActiveRecord::Base.establish_connection(abcs[RAILS_ENV]) + # File.open("db/#{RAILS_ENV}_structure.sql", "w+") { |f| f << ActiveRecord::Base.connection.structure_dump } + # when "postgresql" + # ENV['PGHOST'] = abcs[RAILS_ENV]["host"] if abcs[RAILS_ENV]["host"] + # ENV['PGPORT'] = abcs[RAILS_ENV]["port"].to_s if abcs[RAILS_ENV]["port"] + # ENV['PGPASSWORD'] = abcs[RAILS_ENV]["password"].to_s if abcs[RAILS_ENV]["password"] + # search_path = abcs[RAILS_ENV]["schema_search_path"] + # search_path = "--schema=#{search_path}" if search_path + # `pg_dump -i -U "#{abcs[RAILS_ENV]["username"]}" -s -x -O -f db/#{RAILS_ENV}_structure.sql #{search_path} #{abcs[RAILS_ENV]["database"]}` + # raise "Error dumping database" if $?.exitstatus == 1 + # when "sqlite", "sqlite3" + # dbfile = abcs[RAILS_ENV]["database"] || abcs[RAILS_ENV]["dbfile"] + # `#{abcs[RAILS_ENV]["adapter"]} #{dbfile} .schema > db/#{RAILS_ENV}_structure.sql` + # when "sqlserver" + # `scptxfr /s #{abcs[RAILS_ENV]["host"]} /d #{abcs[RAILS_ENV]["database"]} /I /f db\\#{RAILS_ENV}_structure.sql /q /A /r` + # `scptxfr /s #{abcs[RAILS_ENV]["host"]} /d #{abcs[RAILS_ENV]["database"]} /I /F db\ /q /A /r` + # when "firebird" + # set_firebird_env(abcs[RAILS_ENV]) + # db_string = firebird_db_string(abcs[RAILS_ENV]) + # sh "isql -a #{db_string} > db/#{RAILS_ENV}_structure.sql" + # else + # raise "Task not supported by '#{abcs["test"]["adapter"]}'" + # end + + def self.structure_dump(env = Mack.env, repis = :default) + adapter = repository(repis).adapter + uri = adapter.uri + structure = "" + output_file = File.join(Mack.root, "db", "#{env}_#{repis}_schema_structure.sql") + case adapter.class.name + when /Mysql/ + sql = "SHOW FULL TABLES WHERE Table_type = 'BASE TABLE'" + sql = "SHOW TABLES" + adapter.query(sql).each do |res| + show = adapter.query("SHOW CREATE TABLE #{res}").first + structure += show.attributes["create table".to_sym] + structure += ";\n\n" + end + # puts structure + File.open(output_file, "w") {|f| f.puts structure} + when /Postgres/ + `pg_dump -i -U "#{uri.user}" -s -x -O -f #{output_file} #{uri.basename}` + # setup_temp(uri, "postgres") + # repository(:tmp) do |repo| + # puts "Creating (PostgreSQL): #{uri.basename}" + # repo.adapter.execute "CREATE DATABASE #{uri.basename} ENCODING = 'utf8'" + # end + when /Sqlite3/ + db_dir = File.join(Mack.root, "db") + `sqlite3 #{File.join(db_dir, uri.basename)} .schema > #{output_file}` + else + raise "Task not supported for '#{repository(repis).adapter.class.name}'" + end + end private def self.setup_temp(uri, adapter) mack-data_mapper/lib/mack-data_mapper/database.rb @@ -37,6 +37,15 @@ namespace :db do DataMapper::MigrationRunner.migrations.clear end + namespace :structure do + + desc "Dump the database structure to a SQL file" + task :dump => "mack:environment" do + Mack::Database.structure_dump + end + + end + private def migration_files mack-data_mapper/lib/mack-data_mapper/tasks/db_migration_tasks.rake 142b967dcb082b9fcfabf4ea8da85904c3ab2917 Mark Bates mark@markbates.com http://github.com/markbates/mack-more/commit/2263caf43ab79d61970f3e7148dafc39ffbaa0ff 2263caf43ab79d61970f3e7148dafc39ffbaa0ff 2008-08-08T14:45:24-07:00 2008-08-08T14:45:24-07:00 The beginnings of adding proper db:structure:dump and db:structure:load tasks. [#67] 1afcaca76ec16e525181bcc814d6bcb173d5fb04 Mark Bates mark@markbates.com