Fix postgres installation

Also, do not start at boot anymore, in favor of path-based activation.

site-cookbooks/kosmos-postgresql/recipes/default.rb

@@ -27,13 +27,13 @@
 postgresql_version = "12"
 postgresql_service = "postgresql@#{postgresql_version}-main"
 
-postgresql_custom_server postgresql_version do
-  role "primary"
+# TODO check if still necessary
+user "postgres" do
+  manage_home false
 end
 
-service postgresql_service do
-  supports restart: true, status: true, reload: true
-  action [:enable]
+postgresql_custom_server postgresql_version do
+  role "primary"
 end
 
 # This will only be run once, if the /var/lib/postgresql/10/main directory

site-cookbooks/kosmos-postgresql/resources/server.rb

@@ -11,12 +11,15 @@ action :create do
   node.override['build-essential']['compile_time'] = true
   include_recipe 'build-essential::default'
 
-  directory postgresql_data_dir do
+  # TODO should likely go in the encfs cookbook somewhere
+  directory "/mnt/data" do
+    mode "0755"
+  end
+
+  directory "/mnt/data/postgresql" do
     owner "postgres"
     group "postgres"
     mode "0750"
-    recursive true
-    action :create
   end
 
   package("libpq-dev") { action :nothing }.run_action(:install)
@@ -31,18 +34,19 @@ action :create do
     version postgresql_version
     setup_repo true
     password postgresql_data_bag_item['server_password']
+    data_directory postgresql_data_dir
     action :install
   end
 
   service postgresql_service do
     supports restart: true, status: true, reload: true
-    # action [:enable, :start]
+    action :start
   end
 
-  postgresql_client_install "main" do
-    version postgresql_version
-    setup_repo true
-    action :install
+  # This service is a dependency that will auto-start our cluster service on
+  # boot if it's enabled, so we disable it explicitly
+  service "postgresql" do
+    action :disable
   end
 
   shared_buffers = if node['memory']['total'].to_i / 1024 < 1024 # > 1GB RAM
@@ -95,7 +99,7 @@ action :create do
   postgresql_server_conf "main" do
     version postgresql_version
     additional_config additional_config
-    notifies :reload, "service[#{postgresql_service}]"
+    notifies :reload, "service[#{postgresql_service}]", :delayed
   end
 
   postgresql_user "replication" do
@@ -103,7 +107,6 @@ action :create do
     replication true
     password postgresql_data_bag_item['replication_password']
   end
-
 end
 
 action_class do