#
# Cookbook:: kosmos-ejabberd
# Recipe:: default
#
# Copyright:: 2019, Kosmos, All Rights Reserved.
#

include_recipe "kosmos-postgresql"

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

ejabberd_version = "19.02"
package_path = "#{Chef::Config['file_cache_path']}/ejabberd_#{ejabberd_version}-0_amd64.deb"

remote_file package_path do
  source "https://www.process-one.net/downloads/downloads-action.php?file=/ejabberd/#{ejabberd_version}/ejabberd_#{ejabberd_version}-0_amd64.deb"
  checksum "aea550c58e61eab04ca9beb8896d8b04f4a79321c21dee160a67ad6787236f51"
  notifies :install, "dpkg_package[ejabberd]", :immediately
end

dpkg_package "ejabberd" do
  source package_path
  action :nothing
  notifies :create, "file[/lib/systemd/system/ejabberd.service]", :immediately
end

postgresql_data_bag_item = data_bag_item('credentials', 'postgresql')
ejabberd_user_password = postgresql_data_bag_item['ejabberd_user_password']

postgresql_database 'ejabberd' do
  action :create
  notifies :run, "execute[create db schema]", :delayed
end

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

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

template "/opt/ejabberd/conf/ejabberd.yml" do
  source    "ejabberd.yml.erb"
  mode      0640
  sensitive true
  variables pgsql_password: ejabberd_user_password
  notifies :run, "execute[ejabberdctl reload_config]", :delayed
end

execute "ejabberdctl reload_config" do
  command "/opt/ejabberd-#{ejabberd_version}/bin/ejabberdctl reload_config"
  action :nothing
end

file "/etc/init.d/ejabberd" do
  action :delete
end

# Copy the systemd service file
file "/lib/systemd/system/ejabberd.service" do
  content lazy { IO.read("/opt/ejabberd-#{ejabberd_version}/bin/ejabberd.service") }
  action :nothing
  notifies :run, "execute[systemctl daemon-reload]", :immediately
end

execute "systemctl daemon-reload" do
  command "systemctl daemon-reload"
  action :nothing
end

service "ejabberd" do
  action [:enable, :start]
end