#
# Cookbook:: kosmos-ejabberd
# Recipe:: pg_db
#
# The MIT License (MIT)
#
# Copyright:: 2020, Kosmos Developers
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#

postgresql_data_bag_item = data_bag_item('credentials', 'postgresql')

postgresql_service = "service[#{postgresql_service_name}]"

service postgresql_service do
  supports restart: true, status: true, reload: true
end

postgresql_user 'ejabberd' do
  action :create
  password postgresql_data_bag_item['ejabberd_user_password']
end

databases = ["ejabberd", "ejabberd_5apps"]

ejabberd_servers = search(:node, "role:ejabberd AND chef_environment:#{node.chef_environment}")

databases.each do |database|
  postgresql_database database do
    owner 'ejabberd'
    action :create
    notifies :run, "execute[create db schema #{database}]", :delayed
  end

  cookbook_file "#{Chef::Config[:file_cache_path]}/pg.sql" do
    source "pg.sql"
    mode "0664"
  end

  execute "create db schema #{database}" do
    user "postgres"
    command "psql #{database} < #{Chef::Config[:file_cache_path]}/pg.sql"
    action :nothing
  end

  ejabberd_servers.each do |ejabberd_server|
    ip = ip_for(ejabberd_server)
    hostname = ejabberd_server[:hostname]

    postgresql_access "ejabberd #{hostname}" do
      access_type "host"
      access_db "ejabberd"
      access_user "ejabberd"
      access_addr "#{ip}/32"
      access_method "md5"
      notifies :reload, postgresql_service, :delayed
    end
  end
end