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[chef.git] / cookbooks / postgresql / providers / database.rb
1 #
2 # Cookbook Name:: postgresql
3 # Provider:: postgresql_database
4 #
5 # Copyright 2012, 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   @pg = Chef::PostgreSQL.new(new_resource.cluster)
24
25   @current_resource = Chef::Resource::PostgresqlDatabase.new(new_resource.name)
26   @current_resource.database(new_resource.database)
27   @current_resource.cluster(new_resource.cluster)
28   if (pg_database = @pg.databases[@current_resource.database])
29     @current_resource.owner(pg_database[:owner])
30     @current_resource.encoding(pg_database[:encoding])
31     @current_resource.encoding(pg_database[:collate])
32     @current_resource.encoding(pg_database[:ctype])
33   end
34   @current_resource
35 end
36
37 action :create do
38   if !@pg.databases.include?(new_resource.database)
39     @pg.execute(:command => "CREATE DATABASE \"#{new_resource.database}\" OWNER \"#{new_resource.owner}\" TEMPLATE template0 ENCODING '#{new_resource.encoding}' LC_COLLATE '#{new_resource.collation}' LC_CTYPE '#{new_resource.ctype}'")
40     new_resource.updated_by_last_action(true)
41   elsif new_resource.owner != @current_resource.owner
42     @pg.execute(:command => "ALTER DATABASE \"#{new_resource.database}\" OWNER TO \"#{new_resource.owner}\"")
43     new_resource.updated_by_last_action(true)
44   end
45 end
46
47 action :drop do
48   if @pg.databases.include?(new_resource.database)
49     @pg.execute(:command => "DROP DATABASE \"#{new_resource.database}\"")
50     new_resource.updated_by_last_action(true)
51   end
52 end