playbooks/soyuz: Reverted the postgres variables, since they now have defaults.

roles/postgres: Added default values to the max_connections and shared_buffers variables.

playbooks/soyuz.yml

@@ -14,7 +14,7 @@
     - { role: archusers, tags: ['archusers'] }
     - { role: nginx, letsencrypt_validation_dir: "/var/lib/letsencrypt", tags: ["nginx"] }
     - { role: sudo, tags: ['sudo', 'archusers'] }
-    - { role: postgres, postgres_max_connections: 100, postgres_shared_buffers: 128MB, tags: ['postgres'] }
+    - { role: postgres, tags: ['postgres'] }
     - { role: quassel, quassel_domain: "quassel.archlinux.org", tags: ['quassel'] }
     - { role: syncrepo, mirror_domain: "mirror.pkgbuild.com", tags: ['syncrepo', 'nginx'] }
     - { role: sogrep, tags: ['sogrep'] }

roles/postgres/templates/postgresql.conf.j2

@@ -61,7 +61,7 @@
 					# defaults to 'localhost'; use '*' for all
 					# (change requires restart)
 #port = 5432				# (change requires restart)
-max_connections = {{ postgres_max_connections }}			# (change requires restart)
+max_connections = {{ postgres_max_connections | default('100') }}			# (change requires restart)
 #superuser_reserved_connections = 3	# (change requires restart)
 #unix_socket_directories = '/run/postgresql'	# comma-separated list of directories
 					# (change requires restart)
@@ -110,7 +110,7 @@ max_connections = {{ postgres_max_connections }}			# (change requires restart)
 
 # - Memory -
 
-shared_buffers = {{ postgres_shared_buffers }}			# min 128kB
+shared_buffers = {{ postgres_shared_buffers | default('128MB') }}			# min 128kB
 					# (change requires restart)
 #huge_pages = try			# on, off, or try
 					# (change requires restart)