From 60882c29dff6b5302d982eaf79796913c4a8bea9 Mon Sep 17 00:00:00 2001
From: Takashi Kajinami <tkajinam@redhat.com>
Date: Mon, 20 Jun 2022 10:08:13 +0900
Subject: [PATCH] Deprecate classes to set up Ceilometer DB

Since metric/event storage was offloaded to Gnocchi/Panko, ceilometer
no longer requires its own backend storage.

Change-Id: Idf9904e7e8f1b5eca3f25cd37fb83e9adbca0995
---
 manifests/db.pp                                          | 3 +++
 manifests/db/mysql.pp                                    | 2 ++
 manifests/db/postgresql.pp                               | 2 ++
 .../notes/deprecate-db-opts-a3420b13a23eacf1.yaml        | 9 +++++++++
 4 files changed, 16 insertions(+)
 create mode 100644 releasenotes/notes/deprecate-db-opts-a3420b13a23eacf1.yaml

diff --git a/manifests/db.pp b/manifests/db.pp
index be54e533..a259163e 100644
--- a/manifests/db.pp
+++ b/manifests/db.pp
@@ -1,5 +1,6 @@
 # == Class: ceilometer::db
 #
+#  DEPRECATED !!
 #  Configures the ceilometer database
 #  This class will install the required libraries depending on the driver
 #  specified in the connection_string parameter
@@ -64,6 +65,8 @@ class ceilometer::db (
 
   include ceilometer::deps
 
+  warning('The ceilometer::db class has been deprecated and will be removed in a future release.')
+
   oslo::db { 'ceilometer_config':
     db_max_retries          => $database_db_max_retries,
     connection              => $database_connection,
diff --git a/manifests/db/mysql.pp b/manifests/db/mysql.pp
index daa802c8..bf1082f3 100644
--- a/manifests/db/mysql.pp
+++ b/manifests/db/mysql.pp
@@ -46,6 +46,8 @@ class ceilometer::db::mysql(
 
   validate_legacy(String, 'validate_string', $password)
 
+  warning('The ceilometer::db::mysql class has been deprecated and will be removed in a future release.')
+
   openstacklib::db::mysql { 'ceilometer':
     user          => $user,
     password      => $password,
diff --git a/manifests/db/postgresql.pp b/manifests/db/postgresql.pp
index 7bff4a8b..d5fe47ac 100644
--- a/manifests/db/postgresql.pp
+++ b/manifests/db/postgresql.pp
@@ -34,6 +34,8 @@ class ceilometer::db::postgresql(
 
   include ceilometer::deps
 
+  warning('The ceilometer::db::postgresql class has been deprecated and will be removed in a future release.')
+
   openstacklib::db::postgresql { 'ceilometer':
     password   => $password,
     dbname     => $dbname,
diff --git a/releasenotes/notes/deprecate-db-opts-a3420b13a23eacf1.yaml b/releasenotes/notes/deprecate-db-opts-a3420b13a23eacf1.yaml
new file mode 100644
index 00000000..b3d7a7a7
--- /dev/null
+++ b/releasenotes/notes/deprecate-db-opts-a3420b13a23eacf1.yaml
@@ -0,0 +1,9 @@
+---
+features:
+  - |
+    The following classes have been deprecated and will be removed in a future
+    release.
+
+    - ``ceilometer::db``
+    - ``ceilometer::db::mysql``
+    - ``ceilometer::db::postgresql``