Create postgres databases from template0 and set the collation and ctype
[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 def load_current_resource
21   @pg = Chef::PostgreSQL.new(new_resource.cluster)
22
23   @current_resource = Chef::Resource::PostgresqlDatabase.new(new_resource.name)
24   @current_resource.database(new_resource.database)
25   @current_resource.cluster(new_resource.cluster)
26   if pg_database = @pg.databases[@current_resource.database]
27     @current_resource.owner(pg_database[:owner])
28     @current_resource.encoding(pg_database[:encoding])
29     @current_resource.encoding(pg_database[:collate])
30     @current_resource.encoding(pg_database[:ctype])
31   end
32   @current_resource
33 end
34
35 action :create do
36   unless @pg.databases.include?(new_resource.database)
37     @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}'")
38     new_resource.updated_by_last_action(true)
39   else
40     if new_resource.owner != @current_resource.owner
41       @pg.execute(:command => "ALTER DATABASE #{new_resource.database} OWNER TO #{new_resource.owner}")
42       new_resource.updated_by_last_action(true)
43     end
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