1 require "chef/mixin/shell_out"
2 require "rexml/document"
6 include Chef::Mixin::ShellOut
9 :select, :insert, :update, :delete, :create, :drop, :reload,
10 :shutdown, :process, :file, :grant, :references, :index, :alter,
11 :show_db, :super, :create_tmp_table, :lock_tables, :execute,
12 :repl_slave, :repl_client, :create_view, :show_view, :create_routine,
13 :alter_routine, :create_user, :event, :trigger, :create_tablespace
16 DATABASE_PRIVILEGES = [
17 :select, :insert, :update, :delete, :create, :drop, :grant,
18 :references, :index, :alter, :create_tmp_table, :lock_tables,
19 :create_view, :show_view, :create_routine, :alter_routine,
20 :execute, :event, :trigger
23 def mysql_execute(options)
24 # Create argument array
27 # Work out how to authenticate
29 args.push("--username")
30 args.push(options[:user])
33 args.push("--password")
34 args.push(options[:password])
37 args.push("--defaults-file=/etc/mysql/debian.cnf")
41 args.push("--xml") if options[:xml]
43 # Add any SQL command to execute
45 args.push("--execute")
46 args.push(options[:command])
49 # Add the database name
50 args.push(options[:database] || "mysql")
53 shell_out!("/usr/bin/mysql", *args, :user => "root", :group => "root")
56 def query(sql, options = {})
58 result = mysql_execute(options.merge(:command => sql, :xml => true))
61 document = REXML::Document.new(result.stdout)
66 # Loop over the rows in the result set
67 document.root.each_element("/resultset/row") do |row|
71 # Loop over the fields, adding them to the record
72 row.each_element("field") do |field|
73 name = field.attributes["name"].downcase
76 record[name.to_sym] = value
79 # Add the record to the record list
83 # Return the record list
88 privilege_columns = USER_PRIVILEGES.collect { |privilege| "#{privilege}_priv" }.join(", ")
90 @mysql_users ||= query("SELECT user, host, #{privilege_columns} FROM user").each_with_object({}) do |user, users|
91 name = "'#{user[:user]}'@'#{user[:host]}'"
93 users[name] = USER_PRIVILEGES.each_with_object({}) do |privilege, privileges|
94 privileges[privilege] = user["#{privilege}_priv".to_sym] == "Y"
100 @mysql_databases ||= query("SHOW databases").each_with_object({}) do |database, databases|
101 databases[database[:database]] = {
106 query("SELECT * FROM db").each do |record|
107 database = @mysql_databases[record[:db]]
111 user = "'#{record[:user]}'@'#{record[:host]}'"
113 database[:permissions][user] = DATABASE_PRIVILEGES.each_with_object([]) do |privilege, privileges|
114 privileges << privilege if record["#{privilege}_priv".to_sym] == "Y"
121 def mysql_canonicalise_user(user)
122 local, host = user.split("@")
126 local = "'#{local}'" unless local =~ /^'.*'$/
127 host = "'#{host}'" unless host =~ /^'.*'$/
132 def mysql_privilege_name(privilege)
136 when :create_tmp_table
137 "CREATE TEMPORARY TABLES"
139 privilege.to_s.upcase.tr("_", " ")