diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/facter/mysql.rb | 8 | ||||
-rw-r--r-- | lib/puppet/parser/functions/mysql_password.rb | 9 | ||||
-rw-r--r-- | lib/puppet/provider/mysql_database/mysql.rb | 55 | ||||
-rw-r--r-- | lib/puppet/provider/mysql_grant/mysql.rb | 155 | ||||
-rw-r--r-- | lib/puppet/provider/mysql_user/mysql.rb | 76 | ||||
-rw-r--r-- | lib/puppet/type/mysql_database.rb | 11 | ||||
-rw-r--r-- | lib/puppet/type/mysql_grant.rb | 77 | ||||
-rw-r--r-- | lib/puppet/type/mysql_user.rb | 22 |
8 files changed, 413 insertions, 0 deletions
diff --git a/lib/facter/mysql.rb b/lib/facter/mysql.rb new file mode 100644 index 0000000..e262ec1 --- /dev/null +++ b/lib/facter/mysql.rb @@ -0,0 +1,8 @@ +Facter.add("mysql_exists") do + ENV["PATH"]="/bin:/sbin:/usr/bin:/usr/sbin" + + setcode do + mysqlexists = system "which mysql > /dev/null 2>&1" + ($?.exitstatus == 0) + end +end diff --git a/lib/puppet/parser/functions/mysql_password.rb b/lib/puppet/parser/functions/mysql_password.rb new file mode 100644 index 0000000..6443d95 --- /dev/null +++ b/lib/puppet/parser/functions/mysql_password.rb @@ -0,0 +1,9 @@ +# hash a string as mysql's "PASSWORD()" function would do it +require 'digest/sha1' + +module Puppet::Parser::Functions + newfunction(:mysql_password, :type => :rvalue) do |args| + '*' + Digest::SHA1.hexdigest(Digest::SHA1.digest(args[0])).upcase + end +end + diff --git a/lib/puppet/provider/mysql_database/mysql.rb b/lib/puppet/provider/mysql_database/mysql.rb new file mode 100644 index 0000000..2b70e04 --- /dev/null +++ b/lib/puppet/provider/mysql_database/mysql.rb @@ -0,0 +1,55 @@ +require 'puppet/provider/package' + +Puppet::Type.type(:mysql_database).provide(:mysql, + :parent => Puppet::Provider::Package) do + + desc "Use mysql as database." + commands :mysqladmin => '/usr/bin/mysqladmin' + commands :mysql => '/usr/bin/mysql' + + # retrieve the current set of mysql users + def self.instances + dbs = [] + + cmd = "#{command(:mysql)} mysql -NBe 'show databases'" + execpipe(cmd) do |process| + process.each do |line| + dbs << new( { :ensure => :present, :name => line.chomp } ) + end + end + return dbs + end + + def query + result = { + :name => @resource[:name], + :ensure => :absent + } + + cmd = "#{command(:mysql)} mysql -NBe 'show databases'" + execpipe(cmd) do |process| + process.each do |line| + if line.chomp.eql?(@resource[:name]) + result[:ensure] = :present + end + end + end + result + end + + def create + mysqladmin "create", @resource[:name] + end + def destroy + mysqladmin "-f", "drop", @resource[:name] + end + + def exists? + if mysql("mysql", "-NBe", "show databases").match(/^#{@resource[:name]}$/) + true + else + false + end + end +end + diff --git a/lib/puppet/provider/mysql_grant/mysql.rb b/lib/puppet/provider/mysql_grant/mysql.rb new file mode 100644 index 0000000..61c32d9 --- /dev/null +++ b/lib/puppet/provider/mysql_grant/mysql.rb @@ -0,0 +1,155 @@ +# A grant is either global or per-db. This can be distinguished by the syntax +# of the name: +# user@host => global +# user@host/db => per-db + +require 'puppet/provider/package' + +MYSQL_USER_PRIVS = [ :select_priv, :insert_priv, :update_priv, :delete_priv, + :create_priv, :drop_priv, :reload_priv, :shutdown_priv, :process_priv, + :file_priv, :grant_priv, :references_priv, :index_priv, :alter_priv, + :show_db_priv, :super_priv, :create_tmp_table_priv, :lock_tables_priv, + :execute_priv, :repl_slave_priv, :repl_client_priv, :create_view_priv, + :show_view_priv, :create_routine_priv, :alter_routine_priv, + :create_user_priv +] + +MYSQL_DB_PRIVS = [ :select_priv, :insert_priv, :update_priv, :delete_priv, + :create_priv, :drop_priv, :grant_priv, :references_priv, :index_priv, + :alter_priv, :create_tmp_table_priv, :lock_tables_priv, :create_view_priv, + :show_view_priv, :create_routine_priv, :alter_routine_priv, :execute_priv +] + +Puppet::Type.type(:mysql_grant).provide(:mysql) do + + desc "Uses mysql as database." + + commands :mysql => '/usr/bin/mysql' + commands :mysqladmin => '/usr/bin/mysqladmin' + + def mysql_flush + mysqladmin "flush-privileges" + end + + # this parses the + def split_name(string) + matches = /^([^@]*)@([^\/]*)(\/(.*))?$/.match(string).captures.compact + case matches.length + when 2 + { + :type => :user, + :user => matches[0], + :host => matches[1] + } + when 4 + { + :type => :db, + :user => matches[0], + :host => matches[1], + :db => matches[3] + } + end + end + + def create_row + unless @resource.should(:privileges).empty? + name = split_name(@resource[:name]) + case name[:type] + when :user + mysql "mysql", "-e", "INSERT INTO user (host, user) VALUES ('%s', '%s')" % [ + name[:host], name[:user], + ] + when :db + mysql "mysql", "-e", "INSERT INTO db (host, user, db) VALUES ('%s', '%s', '%s')" % [ + name[:host], name[:user], name[:db], + ] + end + mysql_flush + end + end + + def destroy + mysql "mysql", "-e", "REVOKE ALL ON '%s'.* FROM '%s@%s'" % [ @resource[:privileges], @resource[:database], @resource[:name], @resource[:host] ] + end + + def row_exists? + name = split_name(@resource[:name]) + fields = [:user, :host] + if name[:type] == :db + fields << :db + end + not mysql( "mysql", "-NBe", 'SELECT "1" FROM %s WHERE %s' % [ name[:type], fields.map do |f| "%s = '%s'" % [f, name[f]] end.join(' AND ')]).empty? + end + + def all_privs_set? + all_privs = case split_name(@resource[:name])[:type] + when :user + MYSQL_USER_PRIVS + when :db + MYSQL_DB_PRIVS + end + all_privs = all_privs.collect do |p| p.to_s end.sort.join("|") + privs = privileges.collect do |p| p.to_s end.sort.join("|") + + all_privs == privs + end + + def privileges + name = split_name(@resource[:name]) + privs = "" + + case name[:type] + when :user + privs = mysql "mysql", "-Be", 'select * from user where user="%s" and host="%s"' % [ name[:user], name[:host] ] + when :db + privs = mysql "mysql", "-Be", 'select * from db where user="%s" and host="%s" and db="%s"' % [ name[:user], name[:host], name[:db] ] + end + + if privs.match(/^$/) + privs = [] # no result, no privs + else + # returns a line with field names and a line with values, each tab-separated + privs = privs.split(/\n/).map! do |l| l.chomp.split(/\t/) end + # transpose the lines, so we have key/value pairs + privs = privs[0].zip(privs[1]) + privs = privs.select do |p| p[0].match(/_priv$/) and p[1] == 'Y' end + end + + privs.collect do |p| symbolize(p[0].downcase) end + end + + def privileges=(privs) + unless row_exists? + create_row + end + + # puts "Setting privs: ", privs.join(", ") + name = split_name(@resource[:name]) + stmt = '' + where = '' + all_privs = [] + case name[:type] + when :user + stmt = 'update user set ' + where = ' where user="%s" and host="%s"' % [ name[:user], name[:host] ] + all_privs = MYSQL_USER_PRIVS + when :db + stmt = 'update db set ' + where = ' where user="%s" and host="%s"' % [ name[:user], name[:host] ] + all_privs = MYSQL_DB_PRIVS + end + + if privs[0] == :all + privs = all_privs + end + + # puts "stmt:", stmt + set = all_privs.collect do |p| "%s = '%s'" % [p, privs.include?(p) ? 'Y' : 'N'] end.join(', ') + # puts "set:", set + stmt = stmt << set << where + + mysql "mysql", "-Be", stmt + mysql_flush + end +end + diff --git a/lib/puppet/provider/mysql_user/mysql.rb b/lib/puppet/provider/mysql_user/mysql.rb new file mode 100644 index 0000000..adc46c3 --- /dev/null +++ b/lib/puppet/provider/mysql_user/mysql.rb @@ -0,0 +1,76 @@ +require 'puppet/provider/package' + +Puppet::Type.type(:mysql_user).provide(:mysql, + # T'is funny business, this code is quite generic + :parent => Puppet::Provider::Package) do + + desc "Use mysql as database." + commands :mysql => '/usr/bin/mysql' + commands :mysqladmin => '/usr/bin/mysqladmin' + + # retrieve the current set of mysql users + def self.instances + users = [] + + cmd = "#{command(:mysql)} mysql -NBe 'select concat(user, \"@\", host), password from user'" + execpipe(cmd) do |process| + process.each do |line| + users << new( query_line_to_hash(line) ) + end + end + return users + end + + def self.query_line_to_hash(line) + fields = line.chomp.split(/\t/) + { + :name => fields[0], + :password_hash => fields[1], + :ensure => :present + } + end + + def mysql_flush + mysqladmin "flush-privileges" + end + + def query + result = {} + + cmd = "#{command(:mysql)} -NBe 'select concat(user, \"@\", host), password from user where concat(user, \"@\", host) = \"%s\"'" % @resource[:name] + execpipe(cmd) do |process| + process.each do |line| + unless result.empty? + raise Puppet::Error, + "Got multiple results for user '%s'" % @resource[:name] + end + result = query_line_to_hash(line) + end + end + result + end + + def create + mysql "mysql", "-e", "create user '%s' identified by PASSWORD '%s'" % [ @resource[:name].sub("@", "'@'"), @resource.should(:password_hash) ] + mysql_flush + end + + def destroy + mysql "mysql", "-e", "drop user '%s'" % @resource[:name].sub("@", "'@'") + mysql_flush + end + + def exists? + not mysql("mysql", "-NBe", "select '1' from user where CONCAT(user, '@', host) = '%s'" % @resource[:name]).empty? + end + + def password_hash + @property_hash[:password_hash] + end + + def password_hash=(string) + mysql "mysql", "-e", "SET PASSWORD FOR '%s' = '%s'" % [ @resource[:name].sub("@", "'@'"), string ] + mysql_flush + end +end + diff --git a/lib/puppet/type/mysql_database.rb b/lib/puppet/type/mysql_database.rb new file mode 100644 index 0000000..bb25ffa --- /dev/null +++ b/lib/puppet/type/mysql_database.rb @@ -0,0 +1,11 @@ +# This has to be a separate type to enable collecting +Puppet::Type.newtype(:mysql_database) do + @doc = "Manage a database." + ensurable + newparam(:name) do + desc "The name of the database." + + # TODO: only [[:alnum:]_] allowed + end +end + diff --git a/lib/puppet/type/mysql_grant.rb b/lib/puppet/type/mysql_grant.rb new file mode 100644 index 0000000..415f5aa --- /dev/null +++ b/lib/puppet/type/mysql_grant.rb @@ -0,0 +1,77 @@ +# This has to be a separate type to enable collecting +Puppet::Type.newtype(:mysql_grant) do + @doc = "Manage a database user's rights." + #ensurable + + autorequire :mysql_db do + # puts "Starting db autoreq for %s" % self[:name] + reqs = [] + matches = self[:name].match(/^([^@]+)@([^\/]+)\/(.+)$/) + unless matches.nil? + reqs << matches[3] + end + # puts "Autoreq: '%s'" % reqs.join(" ") + reqs + end + + autorequire :mysql_user do + # puts "Starting user autoreq for %s" % self[:name] + reqs = [] + matches = self[:name].match(/^([^@]+)@([^\/]+).*$/) + unless matches.nil? + reqs << "%s@%s" % [ matches[1], matches[2] ] + end + # puts "Autoreq: '%s'" % reqs.join(" ") + reqs + end + + newparam(:name) do + desc "The primary key: either user@host for global privilges or user@host/database for database specific privileges" + end + newproperty(:privileges, :array_matching => :all) do + desc "The privileges the user should have. The possible values are implementation dependent." + munge do |v| + symbolize(v) + end + + def should_to_s(newvalue = @should) + if newvalue + unless newvalue.is_a?(Array) + newvalue = [ newvalue ] + end + newvalue.collect do |v| v.to_s end.sort.join ", " + else + nil + end + end + + def is_to_s(currentvalue = @is) + if currentvalue + unless currentvalue.is_a?(Array) + currentvalue = [ currentvalue ] + end + currentvalue.collect do |v| v.to_s end.sort.join ", " + else + nil + end + end + + # use the sorted outputs for comparison + def insync?(is) + if defined? @should and @should + case self.should_to_s + when "all" + self.provider.all_privs_set? + when self.is_to_s(is) + true + else + false + end + else + true + end + end + + end +end + diff --git a/lib/puppet/type/mysql_user.rb b/lib/puppet/type/mysql_user.rb new file mode 100644 index 0000000..55d97b6 --- /dev/null +++ b/lib/puppet/type/mysql_user.rb @@ -0,0 +1,22 @@ +# This has to be a separate type to enable collecting +Puppet::Type.newtype(:mysql_user) do + @doc = "Manage a database user." + ensurable + newparam(:name) do + desc "The name of the user. This uses the 'username@hostname' form." + + validate do |value| + if value.split('@').first.size > 16 + raise ArgumentError, + "MySQL usernames are limited to a maximum of 16 characters" + else + super + end + end + end + + newproperty(:password_hash) do + desc "The password hash of the user. Use mysql_password() for creating such a hash." + end +end + |