Fix issues reported by new foodcritic
[chef.git] / cookbooks / mysql / providers / database.rb
1 #
2 # Cookbook Name:: mysql
3 # Provider:: mysql_database
4 #
5 # Copyright 2013, OpenStreetMap Foundation
6 #
7 # Licensed under the Apache License, Version 2.0 (the "License");
8 # you may not use this file except in compliance with the License.
9 # You may obtain a copy of the License at
10 #
11 #     http://www.apache.org/licenses/LICENSE-2.0
12 #
13 # Unless required by applicable law or agreed to in writing, software
14 # distributed under the License is distributed on an "AS IS" BASIS,
15 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 # See the License for the specific language governing permissions and
17 # limitations under the License.
18 #
19
20 use_inline_resources
21
22 def load_current_resource
23   @mysql = Chef::MySQL.new
24
25   @current_resource = Chef::Resource::MysqlDatabase.new(new_resource.name)
26   @current_resource.database(new_resource.database)
27   if (mysql_database = @mysql.databases[@current_resource.database])
28     @current_resource.permissions(mysql_database[:permissions])
29   end
30   @current_resource
31 end
32
33 action :create do
34   unless @mysql.databases.include?(new_resource.database)
35     converge_by("create #{new_resource}") do
36       Chef::Log.info("Creating #{new_resource}")
37       @mysql.execute(:command => "CREATE DATABASE `#{new_resource.database}`")
38     end
39   end
40
41   new_permissions = Hash[new_resource.permissions.collect do |user, privileges|
42     [@mysql.canonicalise_user(user), privileges]
43   end]
44
45   @current_resource.permissions.each_key do |user|
46     next if new_permissions[user]
47
48     converge_by("revoke all for #{user} on #{new_resource}") do
49       Chef::Log.info("Revoking all for #{user} on #{new_resource}")
50       @mysql.execute(:command => "REVOKE ALL ON `#{new_resource.database}`.* FROM #{user}")
51     end
52   end
53
54   new_permissions.each do |user, new_privileges|
55     current_privileges = @current_resource.permissions[user] || {}
56     new_privileges = Array(new_privileges)
57
58     if new_privileges.include?(:all)
59       new_privileges |= (Chef::MySQL::DATABASE_PRIVILEGES - [:grant])
60     end
61
62     Chef::MySQL::DATABASE_PRIVILEGES.each do |privilege|
63       if new_privileges.include?(privilege)
64         unless current_privileges.include?(privilege)
65           converge_by("grant #{privilege} for #{user} on mysql database #{new_resource}") do
66             Chef::Log.info("Granting #{privilege} for #{user} on mysql database #{new_resource}")
67             @mysql.execute(:command => "GRANT #{@mysql.privilege_name(privilege)} ON `#{new_resource.database}`.* TO #{user}")
68           end
69         end
70       elsif current_privileges.include?(privilege)
71         converge_by("revoke #{privilege} for #{user} on #{new_resource}") do
72           Chef::Log.info("Revoking #{privilege} for #{user} on #{new_resource}")
73           @mysql.execute(:command => "REVOKE #{@mysql.privilege_name(privilege)} ON `#{new_resource.database}`.* FROM #{user}")
74         end
75       end
76     end
77   end
78 end
79
80 action :drop do
81   if @mysql.databases.include?(new_resource.database)
82     converge_by("drop #{new_resource}") do
83       Chef::Log.info("Dropping #{new_resource}")
84       @mysql.execute(:command => "DROP DATABASE `#{new_resource.database}`")
85     end
86   end
87 end