class MysqlCluster < Formula desc "Shared-nothing clustering and auto-sharding for MySQL" homepage "https://www.mysql.com/products/cluster/" url "https://dev.mysql.com/get/Downloads/MySQL-Cluster-7.3/mysql-cluster-gpl-7.3.8.tar.gz" sha256 "eddcc2954ff7fbbc72b1266bd64a9548e9b9d7a4115d42b54c13257c226248ca" bottle do sha1 "0f03e0282102b1635d3c1567f2046c0b67bd4b1a" => :mavericks sha1 "694d4b6cf56ae7ac7e35315bfe6d20d3d0d1f9fd" => :mountain_lion end # Fix me: if you can get this to build on Yosemite, send a pull request! depends_on MaximumMacOSRequirement => :mavericks depends_on :java => "1.7+" depends_on "cmake" => :build depends_on "pidof" unless MacOS.version >= :mountain_lion option :universal option "with-tests", "Build with unit tests" option "with-embedded", "Build the embedded server" option "with-libedit", "Compile with editline wrapper instead of readline" option "with-archive-storage-engine", "Compile with the ARCHIVE storage engine enabled" option "with-blackhole-storage-engine", "Compile with the BLACKHOLE storage engine enabled" option "enable-local-infile", "Build with local infile loading support" option "enable-debug", "Build with debug support" conflicts_with "memcached", :because => "both install `bin/memcached`" conflicts_with "mysql", "mariadb", "percona-server", :because => "mysql, mariadb, and percona install the same binaries." fails_with :clang do build 500 cause "http://article.gmane.org/gmane.comp.db.mysql.cluster/2085" end def install # Build without compiler or CPU specific optimization flags to facilitate # compilation of gems and other software that queries `mysql-config`. ENV.minimal_optimization # Make sure the var/mysql-cluster directory exists (var+"mysql-cluster").mkpath args = [".", "-DCMAKE_INSTALL_PREFIX=#{prefix}", "-DMYSQL_DATADIR=#{var}/mysql-cluster", "-DINSTALL_MANDIR=#{man}", "-DINSTALL_DOCDIR=#{doc}", "-DINSTALL_INFODIR=#{info}", # CMake prepends prefix, so use share.basename "-DINSTALL_MYSQLSHAREDIR=#{share.basename}/mysql", "-DWITH_SSL=yes", "-DDEFAULT_CHARSET=utf8", "-DDEFAULT_COLLATION=utf8_general_ci", "-DSYSCONFDIR=#{etc}"] # To enable unit testing at build, we need to download the unit testing suite if build.with? "tests" args << "-DENABLE_DOWNLOADS=ON" else args << "-DWITH_UNIT_TESTS=OFF" end # Build the embedded server args << "-DWITH_EMBEDDED_SERVER=ON" if build.with? "embedded" # Compile with readline unless libedit is explicitly chosen args << "-DWITH_READLINE=yes" if build.without? "libedit" # Compile with ARCHIVE engine enabled if chosen args << "-DWITH_ARCHIVE_STORAGE_ENGINE=1" if build.with? "archive-storage-engine" # Compile with BLACKHOLE engine enabled if chosen args << "-DWITH_BLACKHOLE_STORAGE_ENGINE=1" if build.with? "blackhole-storage-engine" # Make universal for binding to universal applications if build.universal? ENV.universal_binary args << "-DCMAKE_OSX_ARCHITECTURES=#{Hardware::CPU.universal_archs.as_cmake_arch_flags}" end # Build with local infile loading support args << "-DENABLED_LOCAL_INFILE=1" if build.include? "enable-local-infile" # Build with debug support args << "-DWITH_DEBUG=1" if build.include? "enable-debug" system "cmake", *args system "make" system "make", "install" # Create default directories and configuration files (var+"mysql-cluster/ndb_data").mkpath (var+"mysql-cluster/mysqld_data").mkpath (var+"mysql-cluster/conf").mkpath (var+"mysql-cluster/conf/my.cnf").write my_cnf unless File.exist? var+"mysql-cluster/conf/my.cnf" (var+"mysql-cluster/conf/config.ini").write config_ini unless File.exist? var+"mysql-cluster/conf/config.ini" plist_path("ndb_mgmd").write ndb_mgmd_startup_plist("ndb_mgmd") plist_path("ndb_mgmd").chmod 0644 plist_path("ndbd").write ndbd_startup_plist("ndbd") plist_path("ndbd").chmod 0644 plist_path("mysqld").write mysqld_startup_plist("mysqld") plist_path("mysqld").chmod 0644 # Don"t create databases inside of the prefix! # See: https://github.com/Homebrew/homebrew/issues/4975 rm_rf prefix+"data" # Link the setup script into bin bin.install_symlink prefix/"scripts/mysql_install_db" # Fix up the control script and link into bin inreplace "#{prefix}/support-files/mysql.server" do |s| s.gsub!(/^(PATH=".*)(")/, "\\1:#{HOMEBREW_PREFIX}/bin\\2") # pidof can be replaced with pgrep from proctools on Mountain Lion s.gsub!(/pidof/, "pgrep") if MacOS.version >= :mountain_lion end bin.install_symlink prefix/"support-files/mysql.server" # Move mysqlaccess to libexec libexec.mkpath libexec.install "#{bin}/mysqlaccess", "#{bin}/mysqlaccess.conf", "#{bin}/mcc_config.py" end def caveats; <<-EOS.undent To get started with MySQL Cluster, read MySQL Cluster Quick Start at http://dev.mysql.com/downloads/cluster/ Default configuration files have been created inside: #{var}/mysql-cluster Note that in a production system there are other parameters that you would set to tune the configuration. Set up databases to run AS YOUR USER ACCOUNT with: unset TMPDIR mysql_install_db --verbose --user=`whoami` --basedir="#{opt_prefix}" --datadir=#{var}/mysql-cluster/mysqld_data --tmpdir=/tmp For a first cluster, you may start with a single MySQL Server (mysqld), a pair of Data Nodes (ndbd) and a single management node (ndb_mgmd): ndb_mgmd -f #{var}/mysql-cluster/conf/config.ini --initial --configdir=#{var}/mysql-cluster/conf/ ndbd -c localhost:1186 ndbd -c localhost:1186 mysqld --defaults-file=/usr/local/var/mysql-cluster/conf/my.cnf & mysql -h 127.0.0.1 -P 5000 -u root -p (Leave the password empty and press Enter) create database clusterdb; use clusterdb; create table simples (id int not null primary key) engine=ndb; insert into simples values (1),(2),(3),(4); select * from simples; To shutdown everything: mysqladmin -u root -p shutdown ndb_mgm -e shutdown EOS end def my_cnf; <<-EOCNF.undent [mysqld] ndbcluster datadir=#{var}/mysql-cluster/mysqld_data basedir=#{prefix} port=5000 EOCNF end def config_ini; <<-EOCNF.undent [ndb_mgmd] hostname=localhost datadir=#{var}/mysql-cluster/ndb_data NodeId=1 [ndbd default] noofreplicas=2 datadir=#{var}/mysql-cluster/ndb_data [ndbd] hostname=localhost NodeId=3 [ndbd] hostname=localhost NodeId=4 [mysqld] NodeId=50 EOCNF end # Override Formula#plist_name def plist_name(extra = nil) (extra) ? super()+"-"+extra : super()+"-ndb_mgmd" end # Override Formula#plist_path def plist_path(extra = nil) (extra) ? super().dirname+(plist_name(extra)+".plist") : super() end def mysqld_startup_plist(name); <<-EOS.undent KeepAlive Label #{plist_name(name)} ProgramArguments #{HOMEBREW_PREFIX}/bin/mysqld --defaults-file=#{var}/mysql-cluster/conf/my.cnf RunAtLoad WorkingDirectory #{var} EOS end def ndb_mgmd_startup_plist(name); <<-EOS.undent KeepAlive Label #{plist_name(name)} ProgramArguments #{HOMEBREW_PREFIX}/bin/ndb_mgmd --nodaemon -f #{var}/mysql-cluster/conf/config.ini --initial --configdir=#{var}/mysql-cluster/conf/ RunAtLoad WorkingDirectory #{var} StandardOutPath #{var}/mysql-cluster/#{name}.log EOS end def ndbd_startup_plist(name); <<-EOS.undent KeepAlive Label #{plist_name(name)} ProgramArguments #{HOMEBREW_PREFIX}/bin/ndbd --nodaemon -c localhost:1186 RunAtLoad WorkingDirectory #{var} StandardOutPath #{var}/mysql-cluster/#{name}.log EOS end end